:root {
    /* 配色：柔和灰蓝系，参考现代教育官网（slate 色阶） */
    --color-primary: #1E293B;
    --color-secondary: #475569;
    --color-accent: #2563EB;
    --color-accent-light: #3B82F6;
    --color-accent-dark: #1C4FA0;
    --color-background: #F8FAFC;
    --color-background-soft: #FFFFFF;
    --color-background-bar: #81a1e5;
    --color-text-primary: #334155;
    --color-text-primary-soft: #1E293B;
    --color-text-secondary: #64748B;
    --color-text-muted: #94A3B8;
    --color-border: #E2E8F0;
    --color-border-light: #F1F5F9;
    --color-footer-banner: linear-gradient(135deg,#81afe7 00%, #81a1e5 60%);

    /* 统一为白色，靠阴影区分卡片，不再用色块 */
    --color-soft-green: #FFFFFF;
    --color-soft-green-blue: #FFFFFF;
    --color-soft-blue-light: #FFFFFF;
    --color-soft-blue: #ffffff;
    --color-soft-orange: #FFFFFF;
    --color-soft-orange-warm: #FFFFFF;
    /* CTA 强调色：淡蓝渐变专用 */
    --color-cta-bg: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);

    /* 字体：衬线大标题 + 无衬线正文，建立学术质感层级；数字与标题同族 */
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-stat: 'Cormorant Garamond', Georgia, serif;

    /* 间距：节奏更连贯，减小跳跃 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;

    /* 阴影：层次更分明 */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 4px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 2px 8px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.10), 0 2px 8px rgba(15, 23, 42, 0.06);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-tagline {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    color: var(--color-accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-primary);
}

.hero-title {
  font-size: 100px;
  font-weight: bold;
  color: #fff;
}

.hero-accent {
    font-size: 110px;
    font-weight: bold;
    color: #fff;
    font-weight: 600;
    color: #1D60B0;
  /* 只用阴影向外扩散，真正外部描边 */
    text-shadow:
        -1px -1px 0 #dcdcdc,
         1px -1px 0 #dcdcdc,
        -1px  1px 0 #dcdcdc,
         1px  1px 0 #dcdcdc,
         0px -1px 0 #dcdcdc,
         0px  1px 0 #dcdcdc,
        -1px  0px 0 #dcdcdc,
         1px  0px 0 #dcdcdc;
}

.text-accent {
    color: var(--color-accent);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background-color: var(--color-accent);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(39, 91, 198, 0.25);
}

.btn-outline {
    background-color: var(--color-background);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    font-size: 14px;
    padding: 10px 24px;
}

.btn-outline:hover {
    background: var(--color-soft-green-blue);
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

.top-bar {
    background-color: var(--color-background-bar);
    padding: 0.5rem 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    transition: transform var(--transition-normal);
    border-bottom: 1px solid var(--color-border-light);
}

.top-bar.hidden {
    transform: translateY(-100%);
}

.top-bar-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-primary-soft);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.top-bar-item:hover {
    color: var(--color-accent);
}

.top-bar-icon {
    font-size: 1rem;
}

.navbar {
    position: fixed;
    top: 36px;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    top: 0;
    padding: 0.5rem 0;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary);
}

.logo-accent {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 300;
    color: var(--color-accent);
}

.logo-img {
    height: 40px;
    width: auto;
    display: block;
    object-fit: contain;
}

.footer-brand .logo-img {
    height: 48px;
}

/* TOP10 / TOP30 等排名文本：让 TOP 与数字视觉等大 */
.top-rank {
    font-size: 1.5em;
    font-variant-numeric: tabular-nums lining-nums;
    font-feature-settings: "tnum" on, "lnum" on;
    letter-spacing: 0.02em;
    white-space: nowrap;
    display: inline-block;
    color: #E0750C;
}

.top-rank1 {
    font-size: 1.5em;
    font-variant-numeric: tabular-nums lining-nums;
    font-feature-settings: "tnum" on, "lnum" on;
    letter-spacing: 0.02em;
    white-space: nowrap;
    display: inline-block;
    color: #E0750C;
    /* 只用阴影向外扩散，真正外部描边 */
    text-shadow:
        -1px -1px 0 #dcdcdc,
         1px -1px 0 #dcdcdc,
        -1px  1px 0 #dcdcdc,
         1px  1px 0 #dcdcdc,
         0px -1px 0 #dcdcdc,
         0px  1px 0 #dcdcdc,
        -1px  0px 0 #dcdcdc,
         1px  0px 0 #dcdcdc;
}

.top-rank-num {
    font-size: 1.1em;
    font-weight: inherit;
    letter-spacing: 0;
    color: #E0750C;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    text-decoration: none;
    position: relative;
    transition: color var(--transition-fast);
    display: inline-block;
    line-height: 1;
    cursor: pointer;
    padding: 4px 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-chinese {
    display: none;
}

.nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    height: 100%;
}

.dropdown {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.dropdown > .nav-link::before {
    content: '▾';
    font-size: 0.5625rem;
    margin-right: 5px;
    color: var(--color-text-secondary);
    transition: transform var(--transition-normal);
    display: inline-block;
    vertical-align: middle;
}

.dropdown:hover > .nav-link::before,
.dropdown:focus-within > .nav-link::before {
    transform: rotate(180deg);
    color: var(--color-accent);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 210px;
    background-color: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xs) 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
    margin-top: 14px;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown-menu a {
    display: block;
    padding: 0.625rem var(--spacing-lg);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    letter-spacing: 0.03em;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background-color: var(--color-soft-green-blue);
    color: var(--color-accent);
    padding-left: calc(var(--spacing-lg));
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.menu-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    transition: all var(--transition-normal);
}

.menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translateY(6px);
}

.menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

.menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-6px);
}

/* === 自适应导航菜单：不同窗口宽度下自动调整间距，防止溢出 === */
@media (max-width: 1200px) {
    .nav-links,
    .nav-menu {
        gap: var(--spacing-lg);
    }
}

@media (max-width: 1024px) {
    .nav-links,
    .nav-menu {
        gap: var(--spacing-md);
    }
    .nav-link {
        font-size: 0.875rem;
        letter-spacing: 0.03em;
    }
    .navbar .container {
        padding: 0.75rem var(--spacing-md);
    }
    .logo-img {
        height: 36px;
    }
}

/* 968px以下切换为汉堡菜单，彻底避免6个中文菜单项溢出 */
@media (max-width: 968px) {
    .menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        background-color: var(--color-background-soft);
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        transform: translateY(-150%);
        opacity: 0;
        transition: all var(--transition-normal);
        box-shadow: var(--shadow-md);
        max-height: calc(100vh - 60px);
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
        width: 100%;
        height: auto;
    }

    .dropdown {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        height: auto;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--color-border-light);
        border-radius: 0;
        padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-md);
        margin-top: var(--spacing-xs);
        min-width: auto;
        width: 100%;
    }

    .dropdown-menu a {
        padding: 0.5rem var(--spacing-sm);
        transition: color var(--transition-fast), background-color var(--transition-fast);
    }

    .dropdown-menu a:hover {
        background-color: var(--color-soft-green-blue);
        color: var(--color-accent);
    }

    .navbar {
        top: 0;
    }
}

.hero-video-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 96px 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(28, 60, 80, 0.6) 0%, rgba(39, 91, 198, 0.4) 50%, rgba(28, 60, 80, 0.6) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    z-index: 1;
    color: #ffffff;
}

.hero-tagline {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4.5rem;
    font-weight: 400;
    line-height: 1.1;
    color: #ffffff;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease 0.2s both;
}


.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-actions .btn {
    z-index: 1;
}

.hero-copyright {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.quick-links {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.quick-links-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.quick-links-image {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.masked-image {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    object-fit: cover;
    clip-path: path('M460,250 Q470,110 370,55 Q250,5 150,70 Q40,135 65,255 Q90,375 195,435 Q300,495 415,445 Q505,395 460,250 Z');
    transition: transform 0.5s ease;
}

.masked-image1 {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    object-fit: cover;
    clip-path: path('M460,240 Q470,105 340,50 Q200,0 140,65 Q35,145 70,260 Q100,380 200,438 Q310,490 420,440 Q475,330 460,240 Z');
    transition: transform 0.5s ease;
}

.quick-links-image:hover .masked-image1 .masked-image1 {
    transform: scale(1.05);
}

.image-mask-svg {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

.shape-blob {
    position: absolute;
    border-radius: 50%;
    z-index: 0;
}

.shape-1 {
    width: 420px;
    height: 420px;
    background: var(--color-soft-green-blue);
    top: -80px;
    right: -60px;
    animation: blobMorph1 8s ease-in-out infinite;
}

.shape-2 {
    width: 360px;
    height: 360px;
    background: var(--color-soft-blue);
    bottom: 40px;
    left: -60px;
    animation: blobMorph2 10s ease-in-out infinite;
}

@keyframes blobMorph1 {
    0%, 100% { border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%; }
    50% { border-radius: 70% 30% 46% 54% / 30% 65% 35% 70%; }
}

@keyframes blobMorph2 {
    0%, 100% { border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%; }
    50% { border-radius: 38% 62% 63% 37% / 41% 44% 56% 59%; }
}

.quick-links-text {
    padding: var(--spacing-lg);
}

.quick-links-desc {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.quick-link-card {
    background: var(--color-soft-green-blue);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border-light);
}

.quick-link-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: var(--color-soft-blue-light);
}

.link-icon {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.quick-link-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.quick-link-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.about-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text {
    min-width: 0;
}

.about-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 480px;
    max-height: 550px;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    max-height: 520px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.02);
}

.beliefs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.belief-card {
    background: var(--color-soft-blue);
    border: 1px solid var(--color-border-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.belief-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.image-wrapper::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    z-index: 1;
    pointer-events: none;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.about-image:hover .image-wrapper img {
    transform: scale(1.05);
}

.cta-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    background: var(--color-soft-orange);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.cta-left h2 {
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.cta-left p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.cta-right {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 320px;
    max-height: 450px;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.cta-right img {
    width: 100%;
    height: 100%;
    max-height: 400px;
    object-fit: cover;
    object-position: center;
    border-radius: var(--radius-md);
    transition: transform 0.5s ease;
}

.cta-right:hover img {
    transform: scale(1.03);
}

.shape-3 {
    width: 380px;
    height: 380px;
    background: var(--color-soft-blue-light);
    top: -40px;
    left: -70px;
    animation: blobMorph1 9s ease-in-out infinite;
}

.shape-4 {
    width: 360px;
    height: 360px;
    background: var(--color-soft-green-blue);
    bottom: -60px;
    right: -40px;
    animation: blobMorph2 11s ease-in-out infinite;
}

.footer {
    background-color: var(--color-background-soft);
    padding: 35px 0 15px;
}

.footer-main {
    padding-bottom: 35px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-brand .logo-text {
    color: var(--color-primary);
}

.footer-brand .logo-accent {
    color: var(--color-accent);
}

.footer-description {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-top: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-xl);
}

.footer-column {
    flex: 1;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--spacing-md);
}

.footer-column a {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-accent);
}

.footer-qr {
    text-align: center;
}

.footer-qr h4 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
}

.qr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.qr-item {
    text-align: center;
}

.qr-item img {
    width: 100%;
    max-width: 80px;
    height: auto;
    border-radius: var(--radius-sm);
}

.qr-item p {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

.qr-item a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.qr-item a:hover {
    color: var(--color-accent);
}

.footer-banner {
    background: var(--color-footer-banner);
    padding: var(--spacing-lg) 0;
    border-radius: var(--radius-md);
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.banner-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.banner-text strong {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary-soft);
}

.banner-text span {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.banner-btn {
    padding: 0.875rem 2rem;
    background-color: var(--color-accent);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
}

.banner-btn:hover {
    background-color: #1C4FA0;
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.page-header {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-size: cover;
    background-position: center;
    overflow: hidden;
    padding-top: 96px;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(28, 60, 80, 0.55);
    z-index: 0;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(244, 255, 252, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: blobMorph1 12s ease-in-out infinite;
}

.page-header .page-blob {
    position: absolute;
    border-radius: 50%;
    z-index: 1;
}

.page-header .page-blob-1 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--color-soft-green-blue) 0%, transparent 70%);
    top: 30px;
    left: -50px;
    animation: blobMorph2 10s ease-in-out infinite;
}

.page-header .page-blob-2 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-soft-blue-light) 0%, transparent 70%);
    bottom: 50px;
    left: 50px;
    animation: blobMorph1 14s ease-in-out infinite;
}

.page-header .container {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
}

.page-header h1 {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 400;
    margin-bottom: var(--spacing-md);
}

.page-header .subtitle {
    font-family: var(--font-sans);
    font-size: 1rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
}

.copyright-info {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
}

.services-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.services-section .section-intro {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.services-section .lead {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.service-model {
    margin-bottom: var(--spacing-2xl);
}

.service-model h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.model-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.service-card {
    background: var(--color-soft-blue-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    text-align: center;
    transition: all var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(39, 91, 198, 0.08);
    border-color: var(--color-border);
}

/* ============== 服务卡片网格布局 ============== */
.service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin: 0;
}

.service-grid .service-card {
    text-align: left;
    padding: var(--spacing-lg);
    background: #ffffff;
    display: flex;
    flex-direction: column;
    scroll-margin-top: 120px;
    position: relative;
    overflow: hidden;
}

.service-grid .service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--color-accent);
    transition: height var(--transition-normal);
}

.service-grid .service-card:hover::before {
    height: 100%;
}

.service-grid .service-icon {
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 300;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    opacity: 0.85;
}

.service-grid .service-card h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-sm);
}

.service-grid .service-card > p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0 0 var(--spacing-md);
    flex-grow: 1;
}

.service-grid .service-card ul {
    list-style: none;
    padding: var(--spacing-md) 0 0;
    margin: 0;
    border-top: 1px solid var(--color-border-light);
}

.service-grid .service-card li {
    position: relative;
    padding: 0.35rem 0 0.35rem 1.1rem;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    line-height: 1.5;
}

.service-grid .service-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.85rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-accent);
}

/* ============== 核心服务展示带 ============== */
.core-service-band {
    background: var(--color-background-soft);
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.core-service-inner {
    display: grid;
    grid-template-columns: 0.9fr 1.4fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.core-service-intro h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
    line-height: 1.3;
}

.core-service-intro p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

.core-service-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm) var(--spacing-lg);
}

.core-service-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9375rem;
    color: var(--color-text-primary);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.core-service-num {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-accent);
    flex-shrink: 0;
}

.service-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.service-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.service-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.highlight-item {
    background: var(--color-soft-orange);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(39, 91, 198, 0.08);
}

.service-process {
    margin-bottom: var(--spacing-2xl);
}

.service-process h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.process-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-soft-green-blue);
    border-radius: 50%;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-accent);
    flex-shrink: 0;
}

.timeline-content h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.timeline-content p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.service-packages {
    margin-bottom: var(--spacing-2xl);
}

.service-packages h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.packages-table {
    background: var(--color-soft-green-blue);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.package-header {
    display: grid;
    grid-template-columns: 1fr 2fr;
    background-color: var(--color-soft-green-blue);
    padding: var(--spacing-lg);
}

.package-header .package-details {
    font-weight: 600;
    color: var(--color-primary);
}

.package-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.package-row:last-child {
    border-bottom: none;
}

.package-category {
    font-weight: 600;
    color: var(--color-primary);
    padding-right: var(--spacing-lg);
}

.package-details ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.package-details li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    padding-left: 0;
}

.value-added {
    background-color: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xl);
}

.value-added h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.value-added ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.value-added li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    padding-left: 0;
}

.services-section .cta-section {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--color-soft-orange);
    border-radius: var(--radius-md);
}

.services-section .cta-section h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.services-section .cta-section p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.team-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-background);
}

.founders {
    margin-bottom: var(--spacing-lg);
}

.subsection-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.founder-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.founder-card {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    background: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
}

.founder-card.reverse {
    grid-template-columns: 200px 1fr;
    direction: rtl;
}

.founder-card.reverse > * {
    direction: ltr;
}

.founder-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    width: 200px;
    height: 240px;
    align-self: center;
}

.founder-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.placeholder-photo {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-border-light), var(--color-border));
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--color-text-muted);
}

.founder-content h4 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.founder-role {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
}

.founder-desc {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.mentors {
    margin-top: var(--spacing-lg);
}

.mentor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.mentor-card {
    background: var(--color-soft-green-blue);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

.mentor-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.mentor-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.mentor-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
}

.mentor-basic h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
}

.mentor-school {
    font-size: 0.875rem;
    color: var(--color-accent);
}

.mentor-brief {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.mentor-detail p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.planning-phases {
    margin-bottom: var(--spacing-2xl);
}

.planning-phases h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.phase-card {
    background: var(--color-soft-blue-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.phase-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.phase-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.phase-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.phase-card ul {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.phase-card li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.phase-number1 {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    text-decoration: none;
    margin-right: var(--spacing-md);
    transition: color var(--transition-fast);
}

.phase-number1:hover {
    color: var(--color-primary);
}

.planning-components {
    margin-bottom: var(--spacing-2xl);
}

.planning-components h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.component-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.component-card {
    background: var(--color-soft-blue-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.component-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.component-card ul {
    list-style: none;
}

.component-card li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.success-stats {
    margin-bottom: var(--spacing-2xl);
}

.success-stats h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
    background: var(--color-soft-blue-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.stat-number {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.stat-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.activity-categories {
    margin-bottom: var(--spacing-2xl);
}

.activity-categories h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.category-card {
    background: var(--color-soft-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.category-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.category-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.activity-list {
    list-style: none;
}

.activity-list li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.activity-strategy {
    margin-bottom: var(--spacing-2xl);
}

.activity-strategy h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.strategy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.strategy-card {
    background: var(--color-soft-green-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.strategy-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.strategy-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.strategy-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.common-app-tips {
    margin-bottom: var(--spacing-2xl);
}

.common-app-tips h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.tips-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.tip-box {
    background: var(--color-soft-blue-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.tip-box h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.tip-box ul {
    list-style: none;
}

.tip-box li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.template-formula {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-background-soft);
    border-radius: var(--radius-sm);
}

.examples p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.activity-timeline {
    margin-bottom: var(--spacing-2xl);
}

.activity-timeline h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.grade-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.grade-section {
    background: var(--color-soft-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.grade-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--color-accent);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-lg);
}

.grade-section h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.grade-section ul {
    list-style: none;
}

.grade-section li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.grade-header {
    padding: var(--spacing-2xl) 0;
    background: var(--color-soft-green-blue);
    text-align: center;
}

.grade-title h1 {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.grade-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xl);
}

.grade-intro {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.grade-content {
    margin-top: var(--spacing-2xl);
}

.grade-overview {
    margin-bottom: var(--spacing-2xl);
}

.overview-card {
    background: var(--color-soft-green-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.overview-card.highlight {
    background: var(--color-soft-blue);
    border: 1px solid rgba(39, 91, 198, 0.15);
}

.overview-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.overview-card ul {
    list-style: none;
}

.overview-card li {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    padding-left: 0;
    margin-bottom: var(--spacing-md);
}

.grade-checklist {
    margin-bottom: var(--spacing-2xl);
}

.grade-checklist h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.checklist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.checklist-section h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.checklist-section ul {
    list-style: none;
}

.checklist-section li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.parent-tips {
    margin-bottom: var(--spacing-2xl);
}

.parent-tips h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.tip-card {
    background: var(--color-soft-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.tip-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.tip-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.grade-cta {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--color-soft-orange);
    border-radius: var(--radius-md);
}

.grade-cta h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.grade-cta p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.grade-cta .btn {
    background-color: var(--color-accent);
    color: #ffffff;
}

.grade-cta .btn:hover {
    background-color: var(--color-accent);
}

.contact-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.service-model h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* reasons-grid moved to Contact Page styling section */

.contact-content-base {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.contact-info-base {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-card-base {
    background: var(--color-soft-green-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.contact-card-base h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.office-location {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.contact-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.contact-details {
    margin-top: var(--spacing-md);
}

.contact-qr {
    background: var(--color-soft-blue-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.form-intro {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    text-align: center; 
}

.contact-qr .qr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.contact-qr .qr-item {
    text-align: center;
}

.contact-qr .qr-item img {
    width: 100%;
    max-width: 120px;
    height: auto;
    border-radius: var(--radius-sm);
}

.contact-qr .qr-item p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

.contact-qr .qr-item a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-qr .qr-item a:hover {
    color: var(--color-primary);
}

.features-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.brightpath-advantage {
    margin-bottom: var(--spacing-2xl);
}

.brightpath-advantage h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.advantage-card {
    background: var(--color-soft-green-blue);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.advantage-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.advantage-card ul {
    list-style: none;
}

.advantage-card li {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
}

.why-summer-programs {
    margin-bottom: var(--spacing-2xl);
}

.why-summer-programs h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.reason-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.reason-item {
    text-align: center;
}

.reason-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.reason-item h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.reason-item p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.timeline-table-container {
    overflow-x: auto;
    margin-bottom: var(--spacing-2xl);
}

.timeline-table {
    width: 100%;
    border-collapse: collapse;
}

.timeline-title-cell {
    width: 100px;
    vertical-align: middle;
    text-align: center;
}

.vertical-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.2em;
}

.timeline-content-cell {
    padding: var(--spacing-xl);
    border-right: 1px solid var(--color-border-light);
}

.timeline-last-cell {
    border-right: none;
}

.timeline-date {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
}

.planning-phases .timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .section-title {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .footer-qr {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .navbar {
        top: 0;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .section-title {
        font-size: 2rem;
    }

    .top-bar-content {
        gap: var(--spacing-lg);
    }

    .top-bar-item {
        font-size: 0.75rem;
    }

    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        background-color: var(--color-background-soft);
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        transform: translateY(-150%);
        opacity: 0;
        transition: all var(--transition-normal);
        box-shadow: var(--shadow-md);
        max-height: calc(100vh - 60px);
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
        width: 100%;
        height: auto;
    }

    .dropdown {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        height: auto;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--color-border-light);
        border-radius: 0;
        padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-md);
        margin-top: var(--spacing-xs);
        min-width: auto;
        width: 100%;
    }

    .dropdown-menu a {
        padding: 0.5rem var(--spacing-sm);
        transition: color var(--transition-fast), background-color var(--transition-fast);
    }

    .dropdown-menu a:hover {
        background-color: var(--color-soft-green-blue);
        color: var(--color-accent);
    }

    .menu-btn {
        display: flex;
    }

    .hero-video-section {
        min-height: 80vh;
        padding: 72px 0 var(--spacing-lg);
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .quick-links-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .quick-links-image {
        min-height: 350px;
    }

    .masked-image {
        width: 90%;
    }

    .shape-1,
    .shape-2 {
        display: none;
    }

    .shape-3,
    .shape-4 {
        display: none;
    }

    .quick-links-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .about-text {
        padding-right: 0;
    }

    .cta-content {
        grid-template-columns: 1fr;
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }

    .cta-right {
        min-height: 250px;
        max-height: 300px;
    }

    .cta-right img {
        max-height: 280px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .footer-links {
        flex-direction: row;
        gap: var(--spacing-md);
    }

    .footer-column {
        flex: 1;
        min-width: 0;
    }

    .footer-column h4 {
        font-size: 0.6875rem;
        margin-bottom: var(--spacing-sm);
        letter-spacing: 0.05em;
    }

    .footer-column li {
        margin-bottom: var(--spacing-xs);
    }

    .footer-column a {
        font-size: 0.75rem;
        white-space: nowrap;
    }

    .banner-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .page-header h1 {
        font-size: 2.5rem;
    }

    .page-header {
        padding-top: 72px;
    }

    .hero-variant {
        padding-top: 72px;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .service-highlights {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .founder-card {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .founder-card.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .founder-image {
        width: 160px;
        height: 200px;
        margin: 0 auto;
    }

    .mentor-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .timeline-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .component-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .category-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .strategy-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .tips-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .grade-timeline {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .checklist-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .tips-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .reasons-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .advantage-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .reason-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .packages-table .package-header,
    .packages-table .package-row {
        grid-template-columns: 1fr;
    }

    .package-details ul {
        grid-template-columns: 1fr;
    }

    .vertical-text {
        writing-mode: horizontal-tb;
    }

    .timeline-title-cell {
        width: auto;
        padding-bottom: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.75rem;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-description {
        font-size: 0.9375rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .grade-title h1 {
        font-size: 2.25rem;
    }

    .masked-image {
        width: 95%;
    }

    .page-header .page-blob {
        display: none;
    }
}

.prose-content {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.prose-content h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-xl) 0 var(--spacing-md);
    line-height: 1.3;
}

.prose-content h3 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    line-height: 1.3;
}

.prose-content h4 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-md) 0 var(--spacing-sm);
}

.prose-content p {
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.prose-content .lead-text {
    font-size: 1.375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

.prose-content strong {
    font-weight: 600;
    color: var(--color-primary);
}

.prose-content em {
    font-style: italic;
    color: var(--color-accent);
}

.prose-content a {
    color: var(-color-border-light);
    text-decoration: none;
    text-underline-offset: 3px;
    transition: color var(--transition-fast);
}

.prose-content a:hover {
    color: var(--color-primary);
}

.prose-content ul,
.prose-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.prose-content ul {
    list-style: none;
    padding-left: 0;
}

.prose-content ul li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.prose-content ul {
    list-style: none;
    padding-left: 0;
}

.prose-content ul li {
    position: relative;
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.prose-content ol {
    list-style: none;
    padding-left: 0;
}

.prose-content ol li {
    position: relative;
    padding-left: 0;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.prose-content blockquote {
    border-left: 3px solid var(--color-accent);
    padding: var(--spacing-md) var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    background-color: var(--color-background-soft);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.prose-content blockquote p {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-text-secondary);
    margin-bottom: 0;
    line-height: 1.8;
}

.prose-content blockquote::before {
    content: '"';
    font-family: var(--font-serif);
    font-size: 4rem;
    color: var(--color-accent);
    opacity: 0.3;
    line-height: 0;
    vertical-align: -2rem;
    margin-right: 0.5rem;
}

.prose-content .content-divider {
    display: block;
    width: 100%;
    margin: var(--spacing-md) 0;
    color: var(--color-accent);
    font-size: 1.25rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    font-weight: 500;
    text-align: center;
    padding: var(--spacing-sm) 0;
}

.prose-content .content-divider::before,
.prose-content .content-divider::after {
    content: '';
    display: inline-block;
    width: 20%;
    height: 1px;
    vertical-align: middle;
    margin: 0 var(--spacing-md);
    background: linear-gradient(to right, transparent, var(--color-border) 50%, transparent);
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.feature-card {
    background: var(--color-soft-blue-light);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--color-accent), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card-icon {
    width: 48px;
    height: 48px;
    background: var(--color-soft-blue-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.feature-card h3 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.highlight-box {
    background: var(--color-soft-orange);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
}

.highlight-box-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.highlight-box-title::before {
    content: '';
    width: 4px;
    height: 1.5rem;
    background-color: var(--color-accent);
    border-radius: 2px;
}

.timeline-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-lg) 0;
}

.timeline-list li {
    padding-left: 0;
    padding-bottom: var(--spacing-md);
}

.timeline-list li:last-child {
    padding-bottom: 0;
}

.timeline-list li span {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.timeline-list li p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.page-content-section {
    padding: var(--spacing-xl) 0;
}

.page-content-section:nth-child(even) {
    background-color: var(--color-background-soft);
}

.cta-inline {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-accent);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.cta-inline:hover {
    color: var(--color-primary);
    gap: var(--spacing-md);
}

.cta-inline::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.cta-inline:hover::after {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .prose-content {
        padding: var(--spacing-lg) 0;
    }

    .prose-content h2 {
        font-size: 1.75rem;
    }

    .prose-content h3 {
        font-size: 1.375rem;
    }

    .prose-content .lead-text {
        font-size: 1.125rem;
    }

    .feature-cards {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) {
    .prose-content {
        max-width: 980px;
        margin: 0 auto;
        padding: var(--spacing-lg) 0;
        position: relative;
    }
}

.prose-content::before {
    content: none;
}

.prose-content .section-header {
    text-align: left;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
    position: relative;
}

.prose-content .section-header::before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-accent);
}

.prose-content .section-tagline {
    font-family: var(--font-serif);
    font-size: 0.875rem;
    color: var(--color-accent);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    display: inline-block;
    position: relative;
    padding-left: 40px;
}

.prose-content .section-tagline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 30px;
    height: 1px;
    background: var(--color-accent);
}

.prose-content .section-title {
    font-family: var(--font-serif);
    font-size: 3.25rem;
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.prose-content h2 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-md);
    line-height: 1.2;
    letter-spacing: -0.01em;
    position: relative;
    padding-left: 0;
}

.prose-content h3 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-md);
    line-height: 1.3;
    position: relative;
}

.prose-content h4 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    line-height: 1.35;
}

.prose-content p {
    font-size: 1.0625rem;
    line-height: 1.9;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.prose-content .lead-text {
    font-size: 1.3125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    font-family: var(--font-serif);
}

.prose-content .planning-intro,
.prose-content .summer-intro,
.prose-content .research-intro,
.prose-content .activities-intro,
.prose-content .about-content,
.prose-content .beliefs {
    margin-bottom: var(--spacing-lg);
}

.prose-content .beliefs h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
}

.prose-content .belief-list p {
    position: relative;
    padding-left: 2rem;
    margin-bottom: var(--spacing-md);
    font-size: 1.0625rem;
    line-height: 1.9;
    color: var(--color-text-primary);
}

.prose-content .belief-list p::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 500;
}

.feature-card {
    background: var(--color-soft-blue);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, var(--color-accent) 0%, transparent 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(39, 91, 198, 0.12);
    border-color: var(--color-accent);
}

.feature-card:hover::after {
    transform: scaleX(1);
}

.feature-card-icon {
    width: 56px;
    height: 56px;
    background: var(--color-soft-blue);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.75rem;
    transition: all var(--transition-normal);
}

.feature-card:hover .feature-card-icon {
    background: linear-gradient(135deg, var(--color-accent) 0%, #1C4FA0 100%);
    transform: scale(1.08);
}

.feature-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.highlight-box {
    background: var(--color-soft-green-blue);
    border: 1px solid rgba(39, 91, 198, 0.12);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.highlight-box::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-soft-blue));
}

.highlight-box-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.highlight-box-title::before {
    content: '';
    width: 4px;
    height: 1.5rem;
    background-color: var(--color-accent);
    border-radius: 2px;
}

.prose-content ul.timeline-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-xl) 0 var(--spacing-lg);
    position: relative;
}

/* 左侧贯穿竖线 */
.prose-content ul.timeline-list::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg,
        var(--color-accent) 0%,
        rgba(37, 99, 235, 0.35) 100%);
    border-radius: 2px;
}

.prose-content ul.timeline-list li {
    position: relative;
    padding-left: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
}

.prose-content ul.timeline-list li:last-child {
    padding-bottom: 0;
}

/* 节点圆点 */
.prose-content ul.timeline-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-background-soft);
    border: 3px solid var(--color-accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    transition: all var(--transition-normal);
    z-index: 1;
}

.prose-content ul.timeline-list li:hover::before {
    background: var(--color-accent);
    box-shadow: 0 0 0 5px rgba(37, 99, 235, 0.18);
}

.prose-content ul.timeline-list li span {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.4rem;
    letter-spacing: 0.01em;
}

.prose-content ul.timeline-list li p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
    padding: 0.6rem var(--spacing-md);
    background: var(--color-background);
    border-radius: var(--radius-sm);
    border-left: 2px solid rgba(37, 99, 235, 0.25);
}

.prose-content .location-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.prose-content .location-card {
    background: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-normal);
}

.prose-content .location-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.prose-content .location-card h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.prose-content .location-subtitle {
    font-size: 0.875rem;
    color: var(--color-accent);
    font-weight: 500;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.prose-content .mission-statement {
    background: var(--color-background-soft);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin: var(--spacing-lg) 0;
    position: relative;
}

.prose-content .mission-statement p {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.prose-content .cta-inline {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-accent);
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 2px;
}

.prose-content .cta-inline:hover {
    color: var(--color-primary);
    gap: var(--spacing-md);
    border-bottom-color: var(--color-primary);
}

.prose-content .cta-inline::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.prose-content .cta-inline:hover::after {
    transform: translateX(4px);
}

.prose-content .grade-nav {
    margin: var(--spacing-lg) 0;
}

.prose-content .grade-tabs {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--color-background-soft);
    border-radius: var(--radius-lg);
}

.prose-content .grade-tab {
    padding: 0.75rem 1.5rem;
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.prose-content .grade-tab:hover {
    background: var(--color-accent);
    color: #ffffff;
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.prose-content .planning-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.prose-content .planning-card {
    background: var(--color-soft-green-blue);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.prose-content .planning-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(39, 91, 198, 0.12);
    border-color: var(--color-accent);
}

.prose-content .planning-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.prose-content .planning-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.prose-content .planning-card ul {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.prose-content .planning-card ul li {
    padding-left: 0;
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.prose-content .planning-card .btn {
    width: 100%;
    margin-top: var(--spacing-md);
    background-color: var(--color-accent);
    color: #ffffff;
    border: none;
}

.prose-content .planning-card .btn:hover {
    background-color: var(--color-accent);
}

.prose-content .contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.prose-content .contact-card {
    background: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    transition: all var(--transition-normal);
}

.prose-content .contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.prose-content .contact-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

.prose-content .contact-details h4 {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.prose-content .contact-details p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: 0.25rem;
}

.prose-content .social-links {
    margin-top: var(--spacing-lg);
}

.prose-content .social-links h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.prose-content .social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.prose-content .social-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-background-soft);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text-primary);
    font-size: 0.9375rem;
    transition: all var(--transition-normal);
}

.prose-content .social-link:hover {
    background: var(--color-accent);
    color: #ffffff;
    transform: translateY(-2px);
}

.prose-content .contact-form {
    background: var(--color-background-soft);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.prose-content .contact-form h2 {
    margin-top: 0;
}

.prose-content .form-group {
    margin-bottom: var(--spacing-lg);
}

.prose-content .form-group label {
    display: block;
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.prose-content .form-group input,
.prose-content .form-group select,
.prose-content .form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-background-soft);
    transition: border-color var(--transition-fast);
}

.prose-content .form-group input:focus,
.prose-content .form-group select:focus,
.prose-content .form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(39, 91, 198, 0.1);
}

.prose-content .support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.prose-content .support-card {
    background: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.prose-content .support-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.prose-content .support-card h4 {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.prose-content .support-card p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.prose-content .card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--spacing-md);
}

.prose-content .card-tags span {
    padding: 0.25rem 0.75rem;
    background: var(--color-soft-green-blue);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    letter-spacing: 0.05em;
}

.prose-content .tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.prose-content .tip-card {
    background: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.prose-content .tip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.prose-content .tip-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.prose-content .tip-card p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.prose-content .category-card {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.prose-content .category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.prose-content .card-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.prose-content .category-card h4 {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.prose-content .category-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.prose-content .timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.prose-content .timeline-item {
    background: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-normal);
}

.prose-content .timeline-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.prose-content .timeline-month {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.prose-content .timeline-content h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.prose-content .timeline-content p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.prose-content .research-category,
.prose-content .summer-category,
.prose-content .activity-category {
    margin-bottom: var(--spacing-xl);
}

.prose-content .research-category h3,
.prose-content .summer-category h3,
.prose-content .activity-category h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent);
}

.prose-content .location-card h4 {
    font-size: 0.875rem;
    letter-spacing: 0.15em;
}

.prose-content .about-content .feature-cards {
    margin: var(--spacing-xl) 0;
}

.prose-content .highlight-box ul {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.prose-content .highlight-box ul li {
    padding-left: 0;
    font-size: 1rem;
    line-height: 1.9;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.prose-content .social-links a[href^="http"]:hover {
    color: var(--color-accent);
    background: transparent;
    transform: none;
}

@media (max-width: 768px) {
    .prose-content {
        max-width: 100%;
        padding: var(--spacing-lg) 0;
    }

    .prose-content::before {
        display: none;
    }

    .prose-content .section-title {
        font-size: 2.25rem;
    }

    .prose-content h2 {
        font-size: 1.875rem;
    }

    .prose-content h3 {
        font-size: 1.5rem;
    }

    .prose-content .lead-text {
        font-size: 1.125rem;
    }

    .prose-content .feature-cards,
    .prose-content .planning-content,
    .prose-content .timeline-grid,
    .prose-content .tips-grid,
    .prose-content .support-grid,
    .prose-content .contact-grid,
    .prose-content .card-grid {
        grid-template-columns: 1fr;
    }

    .prose-content .grade-tabs {
        flex-direction: column;
    }

    .prose-content .grade-tab {
        text-align: center;
    }
}

a.image-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.image-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-soft-blue-light);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

.image-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.image-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

/* 夏校 logo 类图片完整显示并自适应 */
.image-card img[src$=".png"].image-card-img {
    object-fit: contain;
    background: #ffffff;
    padding: var(--spacing-md);
    aspect-ratio: 16 / 9;
}

.image-card:hover .image-card-img {
    transform: scale(1.03);
}

.image-card-body {
    padding: var(--spacing-lg);
}

.image-card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-md) 0;
}

.image-card li {
    padding-left: 0;
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.image-card-body h3 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.image-card-body p {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.image-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border-light);
}

.image-card-meta span {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.image-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--spacing-md);
}

.image-card-tags span {
    padding: 0.25rem 0.75rem;
    background: var(--color-soft-green-blue);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    letter-spacing: 0.05em;
}

.image-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
}

.image-feature-grid.cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.content-with-image {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
    margin: var(--spacing-lg) 0;
    width: 100%;
}

.content-with-image.reverse {
    direction: rtl;
}

.content-with-image.reverse > * {
    direction: ltr;
}

.content-with-image-text h3 {
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.content-with-image-text p {
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.content-with-image-text ul {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.content-with-image-text ul li {
    padding-left: 0;
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
    font-size: 1rem;
}

.content-with-image-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.content-with-image-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.content-with-image-img::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(39, 91, 198, 0.2);
    pointer-events: none;
}

.section-image-break {
    margin: var(--spacing-md) 0;
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.section-image-break img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.section-image-break::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 40%, rgba(28, 60, 80, 0.35));
    pointer-events: none;
}

.section-image-break-caption {
    position: absolute;
    bottom: var(--spacing-lg);
    left: var(--spacing-xl);
    right: var(--spacing-xl);
    color: #ffffff;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
}

.banner-quote {
    background: var(--color-soft-orange);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.banner-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 40px;
    font-family: var(--font-serif);
    font-size: 12rem;
    color: rgba(39, 91, 198, 0.08);
    line-height: 1;
}

.banner-quote p {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    line-height: 1.8;
    color: var(--color-primary);
    margin-bottom: 0;
    position: relative;
    z-index: 1;
    font-weight: 400;
    font-style: italic;
}

.numbered-steps {
    counter-reset: step-counter;
    margin: var(--spacing-lg) 0;
}

.numbered-step {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.numbered-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 32px;
    top: 70px;
    bottom: -30px;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-border-light));
}

.numbered-step-number {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: var(--color-accent);
    color: #ffffff;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.numbered-step-content {
    flex: 1;
    padding-top: var(--spacing-sm);
}

.numbered-step-content h4 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.numbered-step-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.stat-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

@media (max-width: 968px) {
    .content-with-image {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .content-with-image.reverse {
        direction: ltr;
    }

    .stat-row {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .image-feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .image-card-img {
        height: auto;
    }
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .about-image {
        min-height: 320px;
        max-height: 380px;
    }

    .about-image img {
        max-height: 360px;
    }

    .beliefs-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .image-feature-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .image-feature-grid.cols-2 {
        grid-template-columns: 1fr;
    }

    .image-card {
        border-radius: var(--radius-md);
    }

    .image-card-img {
        height: 160px;
    }

    .image-card-body {
        padding: var(--spacing-md);
    }

    .image-card-body h3 {
        font-size: 1.25rem;
        margin-bottom: var(--spacing-xs);
    }

    .image-card-body p {
        font-size: 0.9375rem;
        line-height: 1.6;
    }

    .image-card:hover {
        transform: none;
    }

    .content-with-image-img img {
        height: 280px;
    }

    .section-image-break img {
        height: 200px;
    }

    .section-image-break-caption {
        font-size: 1.125rem;
        bottom: var(--spacing-md);
        left: var(--spacing-lg);
        right: var(--spacing-lg);
    }

    .banner-quote {
        padding: var(--spacing-xl);
    }

    .banner-quote p {
        font-size: 1.125rem;
    }

    .numbered-step {
        gap: var(--spacing-md);
    }

    .numbered-step-number {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }

    .numbered-step:not(:last-child)::after {
        left: 23px;
        top: 55px;
    }

    .stat-number {
        font-size: 2.25rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

.services-section h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-primary);
    text-align: center;
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

/* reason-card and section-divider moved to unified Contact Page styling section */

.contact-content-alt {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin: var(--spacing-md) 0;
}

.contact-info-alt {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-info .contact-card {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.contact-info .contact-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.contact-info .contact-card h4 {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.contact-info .contact-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.contact-info .contact-card .location-subtitle {
    font-size: 0.875rem;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.contact-qr {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.contact-qr h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: #1a5490;
    margin-bottom: var(--spacing-xs);
    text-align: center;
}

.contact-qr .lead-text {
    font-size: 1rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.contact-qr .qr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.contact-qr .qr-item {
    text-align: center;
}

.contact-qr .qr-item img {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-xs);
    border-radius: var(--radius-md);
    display: block;
}

.contact-qr .qr-item p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.contact-qr .qr-item p a {
    color: var(--color-accent);
    text-decoration: none;
}

.contact-qr .qr-item p a:hover {
    text-decoration: none;
}

.contact-form {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-md) 0;
}

.contact-form h3 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    text-align: center;
}

.contact-form .lead-text {
    font-size: 1.0625rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.contact-form .form-group {
    margin-bottom: var(--spacing-md);
}

.contact-form label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    background-color: var(--color-background-soft);
    transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(39, 91, 198, 0.1);
}

.contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

.contact-form button[type="submit"] {
    display: block;
    width: 100%;
    padding: 0.875rem;
    font-size: 1.0625rem;
}

@media (max-width: 968px) {
    .reasons-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .reasons-grid {
        grid-template-columns: 1fr;
    }

    .contact-form .form-row {
        grid-template-columns: 1fr;
    }

    .contact-qr .qr-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.content-section {
    padding: var(--spacing-lg);
    margin: 0;
    background: var(--color-background-soft);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
}

.content-section-alt {
    background: var(--color-background-soft);
    border-color: var(--color-border-light);
}

.content-section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.content-section-header .section-label {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.content-section-header h2 {
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-sm);
    line-height: 1.2;
}

.content-section-header .section-divider {
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    margin: 0 auto;
    border-radius: 2px;
}

.content-section-alt .content-section-header .section-divider {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
}

.check-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-lg) 0 0;
}

.check-list li {
    position: relative;
    padding-top: var(--spacing-md);
    padding-right: 0;
    padding-bottom: var(--spacing-md);
    padding-left: 3.25rem;
    margin-bottom: 0;
    border-bottom: 1px solid var(--color-border-light);
}

.check-list li:first-child {
    padding-top: 0;
}

.check-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

/* 青蓝色勾选图标 */
.check-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: var(--spacing-md);
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.1);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%232563EB' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    transition: background-color var(--transition-normal);
}

.check-list li:first-child::before {
    top: 0;
}

.check-list li:hover::before {
    background-color: var(--color-accent);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
}

.check-list-title {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.2rem;
    letter-spacing: 0.01em;
    margin-left: 2.4rem;
}

.check-list-desc {
    display: block;
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-left: 2.4rem;
}

.content-section .image-feature-grid {
    margin: var(--spacing-lg) 0 0;
}

.content-section .banner-quote {
    margin: var(--spacing-md) 0;
}

.content-section .mission-statement {
    margin: var(--spacing-md) 0;
}

.content-section .stat-row {
    margin: var(--spacing-lg) 0 0;
}

.content-section .locations {
    margin: var(--spacing-md) 0;
}

@media (max-width: 768px) {
    .content-section {
        padding: var(--spacing-lg) var(--spacing-md);
        margin: var(--spacing-md) 0;
    }

    .content-section-header h2 {
        font-size: 1.75rem;
    }
}

/* ============================================================
   Hero Variants - 差异化 hero 排版
   ============================================================ */

/* 通用：覆盖原 .page-header 的全屏背景图样式 */
.hero-variant {
    background: var(--color-background-soft);
    position: relative;
    overflow: hidden;
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding-top: 96px;
}

.hero-variant::before {
    display: none;
}

.hero-variant::after {
    display: none;
}

.hero-variant .page-blob {
    display: none;
}

.hero-variant .container {
    position: relative;
    z-index: 2;
}

.hero-variant .copyright-info {
    display: none;
}

/* 公共 hero 内容 */
.hero-variant .hero-text h1 {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 400;
    color: var(--color-primary);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.hero-variant .hero-text .eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.hero-variant .hero-text .subtitle {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
}

.hero-variant .hero-text p.lead {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.hero-variant .hero-text .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 2rem;
    background-color: var(--color-accent);
    color: #ffffff;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
}

.hero-variant .hero-text .btn:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hero-variant .hero-text .btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    margin-left: var(--spacing-sm);
}

.hero-variant .hero-text .btn-outline:hover {
    background-color: var(--color-accent);
    color: #ffffff;
}

/* ============== 变体 1：图左文右 ============== */
.hero-split-left {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-left .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 480px;
}

.hero-split-left .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-split-left .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-background-soft);
}

/* ============== Hero 图片轮播（split-left 内） ============== */
.hero-carousel {
    position: relative;
}

.hero-carousel-track {
    position: absolute;
    inset: 0;
}

.hero-carousel-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 0.9s ease, transform 6s ease;
    will-change: opacity, transform;
}

.hero-carousel-slide.active {
    opacity: 1;
    transform: scale(1);
    z-index: 1;
}

/* 左右切换箭头 */
.hero-carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: rgba(26, 35, 50, 0.35);
    color: #ffffff;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: background var(--transition-normal), opacity var(--transition-normal);
    backdrop-filter: blur(4px);
}

.hero-carousel:hover .hero-carousel-arrow {
    opacity: 1;
}

.hero-carousel-arrow:hover {
    background: var(--color-accent);
}

.hero-carousel-prev {
    left: var(--spacing-md);
}

.hero-carousel-next {
    right: var(--spacing-md);
}

/* 底部圆点指示器 */
.hero-carousel-dots {
    position: absolute;
    bottom: var(--spacing-md);
    left: 0;
    right: 0;
    z-index: 3;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.hero-carousel-dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.hero-carousel-dot:hover {
    background: rgba(255, 255, 255, 0.85);
}

.hero-carousel-dot.active {
    background: #ffffff;
    width: 28px;
    border-radius: 5px;
}

/* ============== 变体 2：文左图右 ============== */
.hero-split-right {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-right .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-background-soft);
    order: 1;
}

.hero-split-right .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 480px;
    order: 2;
}

.hero-split-right .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ============== 变体 3：上图下文 + 重点卡片 ============== */
.hero-stack {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: var(--spacing-xl) 0;
}

.hero-stack .hero-image {
    position: relative;
    height: 360px;
    overflow: hidden;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
}

.hero-stack .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-stack .hero-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.hero-stack .hero-text h1 {
    font-size: 3rem;
}

.hero-stack .hero-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
    width: 100%;
}

.hero-stack .hero-highlight-card {
    background-color: var(--color-background-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
    text-align: left;
}

.hero-stack .hero-highlight-card h4 {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.hero-stack .hero-highlight-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ============== 变体 4：图左文右 + 底部 stat ============== */
.hero-split-stat {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-stat .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-split-stat .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-split-stat .hero-right {
    display: flex;
    flex-direction: column;
    background-color: var(--color-background-soft);
}

.hero-split-stat .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl) var(--spacing-lg);
    flex: 1;
}

.hero-split-stat .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    background-color: var(--color-background-soft);
}

.hero-split-stat .hero-stat-item {
    text-align: center;
}

.hero-split-stat .hero-stat-item .num {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.hero-split-stat .hero-stat-item .lbl {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.05em;
}

/* ============== 变体 5：文左图右 + 时间表 ============== */
.hero-split-timeline {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-timeline .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-background-soft);
}

.hero-split-timeline .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-split-timeline .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-split-timeline .hero-timeline {
    margin-top: var(--spacing-lg);
    padding-left: var(--spacing-md);
    border-left: 2px solid var(--color-accent);
}

.hero-split-timeline .hero-timeline-item {
    padding: var(--spacing-xs) 0 var(--spacing-md) var(--spacing-md);
    position: relative;
}

.hero-split-timeline .hero-timeline-item::before {
    content: '';
    position: absolute;
    left: -1.65rem;
    top: 0.7rem;
    width: 10px;
    height: 10px;
    background-color: var(--color-accent);
    border-radius: 50%;
    border: 2px solid #ffffff;
    box-shadow: 0 0 0 2px var(--color-accent);
}

.hero-split-timeline .hero-timeline-item .tl-date {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.hero-split-timeline .hero-timeline-item .tl-text {
    font-size: 0.9375rem;
    color: var(--color-text-primary);
    line-height: 1.5;
}

/* ============== 变体 6：图左文右 + 重点卡片（grade-10） ============== */
.hero-split-highlights {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-highlights .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-split-highlights .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-split-highlights .hero-right {
    display: flex;
    flex-direction: column;
    background-color: var(--color-background-soft);
}

.hero-split-highlights .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl) var(--spacing-lg);
    flex: 1;
}

.hero-split-highlights .hero-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    background-color: var(--color-background-soft);
}

.hero-split-highlights .hero-highlight-card {
    text-align: left;
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    background: var(--color-soft-green-blue);
    border: 1px solid var(--color-border-light);
}

.hero-split-highlights .hero-highlight-card h4 {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.hero-split-highlights .hero-highlight-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ============== 变体 7：文左图右 + 底部 stat（grade-11 翻转） ============== */
.hero-split-stat-reverse {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-stat-reverse .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-split-stat-reverse .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-split-stat-reverse .hero-left {
    display: flex;
    flex-direction: column;
    background-color: var(--color-background-soft);
}

.hero-split-stat-reverse .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl) var(--spacing-lg);
    flex: 1;
}

.hero-split-stat-reverse .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    background-color: var(--color-background-soft);
}

.hero-split-stat-reverse .hero-stat-item {
    text-align: center;
}

.hero-split-stat-reverse .hero-stat-item .num {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.hero-split-stat-reverse .hero-stat-item .lbl {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.05em;
}

/* ============== 变体 8：图左文右 + 时间表（grade-12 翻转） ============== */
.hero-split-timeline-reverse {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-split-timeline-reverse .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-split-timeline-reverse .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-split-timeline-reverse .hero-right {
    padding: var(--spacing-2xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-background-soft);
}

.hero-split-timeline-reverse .hero-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.hero-split-timeline-reverse .hero-timeline-item {
    position: relative;
    padding-left: var(--spacing-lg);
}

.hero-split-timeline-reverse .hero-timeline-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(39, 91, 198, 0.15);
}

.hero-split-timeline-reverse .hero-timeline-item .tl-date {
    font-family: var(--font-serif);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.hero-split-timeline-reverse .hero-timeline-item .tl-text {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* ============== 变体 6：全屏背景 + 底部重点卡片 ============== */
.hero-fullbg {
    position: relative;
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background-size: cover;
    background-position: center;
    color: #ffffff;
    padding-top: 0;
}

.hero-fullbg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(28, 60, 80, 0.35) 0%, rgba(28, 60, 80, 0.7) 100%);
}

.hero-fullbg .container {
    position: relative;
    z-index: 2;
    padding-bottom: var(--spacing-xl);
}

.hero-fullbg .hero-text {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.hero-fullbg .hero-text h1 {
    color: #ffffff;
    font-size: 4rem;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.hero-fullbg .hero-text .eyebrow {
    color: rgba(255, 255, 255, 0.85);
}

.hero-fullbg .hero-text .subtitle {
    color: rgba(255, 255, 255, 0.85);
}

.hero-fullbg .hero-text p.lead {
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.hero-fullbg .hero-text .btn {
    background-color: var(--color-background-soft);
    color: var(--color-primary);
}

.hero-fullbg .hero-text .btn:hover {
    background-color: var(--color-accent);
    color: #ffffff;
}

.hero-fullbg .hero-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

.hero-fullbg .hero-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) var(--spacing-sm);
    border-radius: var(--radius-md);
    text-align: center;
    color: var(--color-primary);
}

.hero-fullbg .hero-card h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.hero-fullbg .hero-card p {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin: 0;
}

/* ============== 变体 7：左 60% 图 + 右 40% 文字 ============== */
.hero-asymmetric {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-asymmetric .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-asymmetric .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-asymmetric .hero-text {
    padding: var(--spacing-2xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--color-soft-blue);
    color: var(--color-primary);
}

.hero-asymmetric .hero-text h1 {
    color: var(--color-primary);
    font-size: 3rem;
}

.hero-asymmetric .hero-text .eyebrow {
    color: var(--color-accent);
}

.hero-asymmetric .hero-text .subtitle {
    color: var(--color-text-secondary);
}

.hero-asymmetric .hero-text p.lead {
    color: var(--color-text-secondary);
}

.hero-asymmetric .hero-text .btn {
    background-color: var(--color-accent);
    color: #ffffff;
    align-self: flex-start;
}

.hero-asymmetric .hero-text .btn:hover {
    background-color: #1C4FA0;
    color: #ffffff;
}

/* ============== 变体 8：文字居中 + 左右两小图 ============== */
.hero-trio {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background-soft);
}

.hero-trio .hero-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.hero-trio .hero-text h1 {
    font-size: 3rem;
}

.hero-trio .hero-images {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-trio .hero-img-small,
.hero-trio .hero-img-main {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.hero-trio .hero-img-small {
    height: 200px;
}

.hero-trio .hero-img-main {
    height: 320px;
}

.hero-trio .hero-img-small img,
.hero-trio .hero-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ============== 变体 9：大图背景 + 底部文字条 ============== */
.hero-banner {
    position: relative;
    min-height: 55vh;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    padding-top: 0;
}

.hero-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(28, 60, 80, 0.85) 100%);
}

.hero-banner .container {
    position: relative;
    z-index: 2;
    padding-bottom: var(--spacing-xl);
    width: 100%;
}

.hero-banner .hero-text {
    background-color: rgba(255, 255, 255, 0.98);
    padding: var(--spacing-xl) var(--spacing-xl);
    border-left: 4px solid var(--color-accent);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    max-width: 720px;
}

.hero-banner .hero-text h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.hero-banner .hero-text p.lead {
    margin-bottom: 0;
}

/* ============== 变体 10：三栏式 ============== */
.hero-three-cols {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 0;
    align-items: stretch;
    min-height: 60vh;
}

.hero-three-cols .hero-image {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.hero-three-cols .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-three-cols .hero-text {
    padding: var(--spacing-2xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-background-soft);
}

.hero-three-cols .hero-text h1 {
    font-size: 2.5rem;
}

.hero-three-cols .hero-list {
    padding: var(--spacing-2xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--color-background-soft);
    border-left: 1px solid var(--color-border-light);
}

.hero-three-cols .hero-list h4 {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent);
}

.hero-three-cols .hero-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hero-three-cols .hero-list li {
    padding: var(--spacing-sm) 0;
    font-size: 0.9375rem;
    color: var(--color-text-primary);
    line-height: 1.6;
    border-bottom: 1px solid var(--color-border-light);
}

.hero-three-cols .hero-list li:last-child {
    border-bottom: none;
}

/* ============== 响应式 ============== */
@media (max-width: 968px) {
    .hero-split-left,
    .hero-split-right,
    .hero-split-stat,
    .hero-split-timeline,
    .hero-split-highlights,
    .hero-split-stat-reverse,
    .hero-split-timeline-reverse {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .hero-split-right .hero-text,
    .hero-split-right .hero-image {
        order: initial;
    }

    .hero-split-left .hero-image,
    .hero-split-right .hero-image,
    .hero-split-stat .hero-image,
    .hero-split-timeline .hero-image,
    .hero-split-highlights .hero-image,
    .hero-split-stat-reverse .hero-image,
    .hero-split-timeline-reverse .hero-image {
        min-height: 360px;
    }

    .hero-split-highlights .hero-highlights,
    .hero-split-stat-reverse .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-asymmetric {
        grid-template-columns: 1fr;
    }

    .hero-asymmetric .hero-image {
        min-height: 320px;
    }

    .hero-three-cols {
        grid-template-columns: 1fr;
    }

    .hero-three-cols .hero-image {
        min-height: 320px;
    }

    .core-service-inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-stack .hero-highlights {
        grid-template-columns: 1fr;
    }

    .hero-fullbg .hero-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-trio .hero-images {
        grid-template-columns: 1fr;
    }

    .hero-trio .hero-img-small,
    .hero-trio .hero-img-main {
        height: 220px;
    }
}

@media (max-width: 768px) {
    .hero-variant .hero-text h1 {
        font-size: 2.25rem;
    }

    .hero-fullbg .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-fullbg {
        min-height: 60vh;
    }

    .hero-stack .hero-text h1,
    .hero-trio .hero-text h1,
    .hero-banner .hero-text h1,
    .hero-three-cols .hero-text h1 {
        font-size: 2rem;
    }

    .hero-split-stat .hero-stats {
        grid-template-columns: 1fr;
    }

    .hero-fullbg .hero-cards {
        grid-template-columns: 1fr;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .core-service-list {
        grid-template-columns: 1fr;
    }

    .core-service-band {
        padding: var(--spacing-xl) 0;
    }

    .prose-content ul.timeline-list li {
        padding-left: var(--spacing-lg);
        padding-bottom: var(--spacing-md);
    }

    .prose-content ul.timeline-list li span {
        font-size: 1.0625rem;
    }
}

/* ============================================================
   Harvard-Style Page Layout
   ============================================================ */

.breadcrumb-bar {
    background-color: var(--color-background-soft);
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--spacing-sm) 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-accent);
    text-decoration: none;
}

.breadcrumb-separator {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.breadcrumb-current {
    color: var(--color-text-primary);
    font-weight: 500;
}

.page-header-tall {
    min-height: 70vh;
}

.page-lead {
    background-color: var(--color-background);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-border-light);
    text-align: center;
}

.page-summary {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-primary);
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 2px solid var(--color-accent);
    border-bottom: 2px solid var(--color-accent);
}

.page-main {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.harvard-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.page-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
    width: 220px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.sidebar-nav {
    background: var(--color-soft-blue-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border-light);
}

.sidebar-nav h3 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: var(--spacing-xs);
}

.sidebar-nav li:last-child {
    margin-bottom: 0;
}

.sidebar-nav a {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    border-left: 2px solid transparent;
}

.sidebar-nav a:hover {
    background-color: var(--color-background-soft);
    color: var(--color-primary);
    border-left-color: var(--color-accent);
    padding-left: 1rem;
}

.sidebar-nav a.active {
    background-color: var(--color-background-soft);
    color: var(--color-primary);
    border-left-color: var(--color-accent);
    font-weight: 500;
}

.page-content {
    min-width: 0;
    max-width: none;
    margin: 0;
    padding: 0;
    text-align: left;
}

.page-content .prose-content {
    max-width: 100%;
    padding: 0;
}

.page-section {
    margin-bottom: var(--spacing-2xl);
    scroll-margin-top: 120px;
    text-align: left;
    padding: var(--spacing-sm) 0;
}

.page-section:nth-child(even) {
    background-color: var(--color-background);
}

.page-section:last-child {
    margin-bottom: 0;
}

.page-section-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
}

.page-section-header h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-primary);
    margin: 0;
    line-height: 1.3;
}

@media (max-width: 1024px) {
    .harvard-layout {
        grid-template-columns: 180px 1fr;
        gap: var(--spacing-xl);
    }

    .page-sidebar {
        width: 180px;
        font-size: 0.875rem;
    }
    
    .sidebar-nav {
        padding: var(--spacing-md);
    }
    
    .sidebar-nav h3 {
        font-size: 0.875rem;
    }

    .page-content {
        padding: 0;
    }

    .page-summary {
        font-size: 1.25rem;
    }
}

@media (max-width: 768px) {
    .page-header-tall {
        min-height: 50vh;
    }

    .page-summary {
        font-size: 1.125rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .page-sidebar {
        display: none;
    }

    .harvard-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        padding-left: 0;
    }

    .page-content {
        padding: 0;
        max-width: 100%;
        width: 100%;
    }

    .page-content .prose-content {
        max-width: 100%;
        padding: var(--spacing-md) 0;
        margin: 0;
    }

    .page-main {
        padding: var(--spacing-lg) 0;
    }

    .page-section {
        scroll-margin-top: 80px;
    }
}

/* ============================================================
   Contact Page - Match Reference Site Layout
   ============================================================ */

.services-section {
    background-color: var(--color-background);
    padding: var(--spacing-2xl) 0;
}

.service-model {
    margin-bottom: var(--spacing-xl);
}

.service-model > h3 {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    color: #1a5490;
    margin-bottom: var(--spacing-xl);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.reason-card {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.reason-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.reason-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: #1a5490;
    margin-bottom: var(--spacing-sm);
}

.reason-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

.section-divider {
    width: 100%;
    height: 1px;
    background: var(--color-border);
    margin: var(--spacing-xl) 0 var(--spacing-lg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.contact-card h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: #1a5490;
    margin-bottom: var(--spacing-xs);
}

.office-location {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm) !important;
}

.contact-card > p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.contact-details {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-light);
}

.contact-details p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.contact-details strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

.contact-qr {
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}


.form-intro {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg) !important;
    line-height: 1.6;
}

.contact-qr .qr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.contact-qr .qr-item {
    text-align: center;
}

.contact-qr .qr-item img {
    width: 100%;
    max-width: 140px;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xs);
    object-fit: cover;
}

.contact-qr .qr-item p {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.contact-qr .qr-item p a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-qr .qr-item p a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

@media (max-width: 1024px) {
    .reasons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-section {
        padding: var(--spacing-xl) 0;
    }

    .reasons-grid {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contact-qr .qr-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============== 统一卡片层次（参考 rokid 简约风格） ============== */
.quick-link-card,
.belief-card,
.service-card,
.founder-card,
.mentor-card,
.phase-card,
.component-card,
.stat-card,
.category-card,
.strategy-card,
.overview-card,
.tip-card,
.contact-card-base,
.advantage-card,
.feature-card,
.image-card,
.reason-card,
.contact-card,
.planning-card,
.highlight-box {
    box-shadow: var(--shadow-sm);
}

.quick-link-card:hover,
.belief-card:hover,
.service-card:hover,
.founder-card:hover,
.mentor-card:hover,
.phase-card:hover,
.component-card:hover,
.stat-card:hover,
.category-card:hover,
.strategy-card:hover,
.overview-card:hover,
.tip-card:hover,
.advantage-card:hover,
.feature-card:hover,
.image-card:hover,
.reason-card:hover,
.contact-card:hover,
.planning-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-light);
}

/* CTA 区块统一用淡蓝渐变作为唯一强调 */
.cta-content,
.services-section .cta-section,
.grade-cta {
    background: var(--color-cta-bg) !important;
    color: var(--color-primary) !important;
    border: 1px solid #DBEAFE;
}

.cta-content h2,
.cta-content h3,
.cta-content p,
.services-section .cta-section h2,
.services-section .cta-section p,
.grade-cta h2,
.grade-cta p {
    color: var(--color-primary);
}

.cta-content .btn,
.services-section .cta-section .btn,
.grade-cta .btn {
    background-color: var(--color-accent);
    color: #ffffff;
}

.cta-content .btn:hover,
.services-section .cta-section .btn:hover,
.grade-cta .btn:hover {
    background-color: #1D4ED8;
}

/* ============================================================
   首页改版组件：统计带 / 服务展示 / 文书板块 / 引语区
   ============================================================ */

/* —— 1. 统计带 stats-band —— */
.stats-band {
    background: linear-gradient(135deg, #1A2332 0%, #2563EB 100%);
    color: #ffffff;
    padding: 20px 0px;
}

.stats-band .container {
    max-width: 1000px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-md) var(--spacing-sm);
    border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.stat-item:last-child {
    border-right: none;
}

.stat-number {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
    color: #ffffff;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.stat-label {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
}

/* —— 2. 服务展示 service-showcase —— */
.service-showcase {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.service-showcase-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.service-showcase-header h2 {
    font-family: var(--font-serif);
    font-size: 2.75rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.service-showcase-header p:not(.section-tagline) {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 640px;
    margin: 0 auto;
}

.service-showcase-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.showcase-card {
    background: var(--color-background-soft);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg) var(--spacing-md);
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
}

.showcase-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.showcase-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1;
}

.showcase-card h3 {
    font-family: var(--font-sans);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.showcase-card .showcase-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.showcase-card .showcase-tags {
    font-size: 0.8125rem;
    color: var(--color-accent);
    font-weight: 500;
    letter-spacing: 0.03em;
}

.showcase-card .showcase-highlight {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: 0.25rem 0.75rem;
    background: #EFF6FF;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--color-accent);
    font-weight: 500;
}

/* —— 3. 文书板块 essay-feature —— */
.essay-feature {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background-soft);
}

.essay-feature-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.essay-feature-left h2 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.essay-feature-left p {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.essay-feature-left .btn {
    background-color: var(--color-accent);
    color: #ffffff;
}

.essay-feature-left .btn:hover {
    background-color: #1D4ED8;
}

.essay-feature-right {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.essay-feature-right h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.essay-points {
    list-style: none;
    padding: 0;
}

.essay-points li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.essay-points li:last-child {
    border-bottom: none;
}

.essay-points .check-icon {
    color: var(--color-accent);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

.essay-points strong {
    color: var(--color-primary);
}

/* —— 4. 引语区 quote-banner —— */
.quote-banner {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    text-align: center;
}

.quote-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 35, 50, 0.8) 0%, rgba(37, 99, 235, 0.7) 100%);
}

.quote-banner .container {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.quote-banner blockquote {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    line-height: 1.4;
    color: #ffffff;
    margin: 0;
}

.quote-banner .quote-accent {
    color: #93C5FD;
    font-weight: 500;
}

.quote-banner .quote-author {
    margin-top: var(--spacing-lg);
    font-size: 1rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
}

/* —— 响应式 —— */
@media (max-width: 1024px) {
    .stats-band .container {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-sm);
    }

    .stat-number {
        font-size: 3rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    .service-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .essay-feature-inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .stats-band {
        padding: 30px 0px;
    }

    .stats-band .container {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-xs);
    }

    .stat-item {
        padding: var(--spacing-sm) var(--spacing-xs);
    }

    .stat-number {
        font-size: 2rem;
    }

    .stat-label {
        font-size: 0.65rem;
        letter-spacing: 0.05em;
    }

    .service-showcase-grid {
        grid-template-columns: 1fr;
    }

    .service-showcase-header h2 {
        font-size: 2rem;
    }

    .essay-feature-left h2 {
        font-size: 2rem;
    }

    .essay-feature-right {
        padding: var(--spacing-lg);
    }

    .quote-banner blockquote {
        font-size: 1.75rem;
    }

    .quote-banner {
        background-attachment: scroll;
        min-height: 40vh;
    }
}

/* —— about.html 强化版统计行 stat-row-hero —— */
.stat-row-hero {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0 var(--spacing-lg);
    padding: var(--spacing-xl) var(--spacing-md);
    border-top: 2px solid var(--color-accent);
    border-bottom: 2px solid var(--color-accent);
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.04) 0%, rgba(37, 99, 235, 0) 100%);
    border-radius: var(--radius-md);
}

.stat-row-hero .stat-item {
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
}

.stat-row-hero .stat-item:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 15%;
    bottom: 15%;
    width: 1px;
    background: var(--color-border-light);
}

.stat-row-hero .stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    display: inline-flex;
    align-items: baseline;
    gap: 2px;
}

.stat-row-hero .stat-suffix {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-accent);
}

.stat-row-hero .stat-label {
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    letter-spacing: 0.08em;
    color: var(--color-text-secondary);
}

@media (max-width: 768px) {
    .stat-row-hero {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .stat-row-hero .stat-item:nth-child(2)::after {
        display: none;
    }

    .stat-row-hero .stat-number {
        font-size: 2.75rem;
    }
}

/* —— about.html 通用 section-intro —— */
.section-intro {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* —— about.html 学员评价区 testimonials —— */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    position: relative;
    margin: 0;
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
    background: var(--color-background);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    overflow: hidden;
}

.testimonial-card::before {
    content: '\201C';
    position: absolute;
    top: -12px;
    left: var(--spacing-md);
    font-family: var(--font-serif);
    font-size: 5rem;
    line-height: 1;
    color: var(--color-accent);
    opacity: 0.15;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.08);
    border-color: var(--color-accent);
}

.testimonial-card blockquote {
    margin: 0 0 var(--spacing-md);
    padding: 0;
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-text);
    font-style: normal;
}

.testimonial-card figcaption {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border-light);
}

.testimonial-name {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
}

.testimonial-meta {
    font-size: 0.8125rem;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

@media (max-width: 768px) {
    .testimonial-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .testimonial-card {
        padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
    }
}

/* —— services.html 图标徽章系统 + 4+1 服务网格 —— */
.service-grid-icons {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.service-grid-icons .service-card {
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
}

.service-icon-badge {
    width: 64px;
    height: 64px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.875rem;
    line-height: 1;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(37, 99, 235, 0.02) 100%);
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: 50%;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    transition: transform var(--transition-normal), background var(--transition-normal), border-color var(--transition-normal);
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", var(--font-sans);
    font-weight: 400;
    opacity: 1;
}

.service-card:hover .service-icon-badge {
    transform: translateY(-3px) scale(1.05);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.14) 0%, rgba(37, 99, 235, 0.04) 100%);
    border-color: var(--color-accent);
}

.service-tags {
    display: inline-block;
    margin: 0 0 var(--spacing-md);
    padding: 0.3rem 0.75rem;
    font-size: 0.8125rem;
    letter-spacing: 0.04em;
    color: var(--color-primary);
    background: var(--color-background);
    border: 1px solid var(--color-border-light);
    border-radius: 999px;
    line-height: 1.5;
}

.service-card-essay {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(37, 99, 235, 0.01) 100%);
    border-color: rgba(37, 99, 235, 0.2);
}

.service-card-essay::before {
    background: var(--color-accent);
    height: 100%;
}

.service-card-essay .service-icon-badge {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    color: #ffffff;
    border-color: transparent;
}

.service-card-essay h3 {
    color: var(--color-primary);
}

@media (max-width: 768px) {
    .service-grid-icons {
        grid-template-columns: 1fr;
    }

    .service-card-essay {
        grid-column: 1;
    }

    .service-icon-badge {
        width: 56px;
        height: 56px;
        font-size: 1.625rem;
    }
}

/* —— summer-programs.html tab 切换分组 —— */
.tabs-block {
    margin: var(--spacing-xl) 0 var(--spacing-lg);
}

.tab-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: 999px;
    box-shadow: 0 2px 8px rgba(26, 35, 50, 0.03);
}

.tab-btn {
    flex: 1 1 auto;
    min-width: 140px;
    padding: 0.7rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    transition: color var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--color-primary);
}

.tab-btn.is-active {
    color: #ffffff;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.tab-panel {
    display: none;
    animation: tabFadeIn 0.35s ease;
}

.tab-panel.is-active {
    display: block;
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .tab-nav {
        flex-direction: column;
        border-radius: var(--radius-md);
        padding: var(--spacing-sm);
    }

    .tab-btn {
        min-width: 0;
        width: 100%;
        text-align: center;
    }
}

/* —— 全局滚动入场动画 reveal —— */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-stagger > * {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.reveal-stagger.is-visible > * {
    opacity: 1;
    transform: translateY(0);
}

.reveal-stagger.is-visible > *:nth-child(1)  { transition-delay: 0.05s; }
.reveal-stagger.is-visible > *:nth-child(2)  { transition-delay: 0.12s; }
.reveal-stagger.is-visible > *:nth-child(3)  { transition-delay: 0.19s; }
.reveal-stagger.is-visible > *:nth-child(4)  { transition-delay: 0.26s; }
.reveal-stagger.is-visible > *:nth-child(5)  { transition-delay: 0.33s; }
.reveal-stagger.is-visible > *:nth-child(6)  { transition-delay: 0.40s; }
.reveal-stagger.is-visible > *:nth-child(7)  { transition-delay: 0.47s; }
.reveal-stagger.is-visible > *:nth-child(8)  { transition-delay: 0.54s; }
.reveal-stagger.is-visible > *:nth-child(n+9) { transition-delay: 0.6s; }

@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-stagger > * {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* ============== 字体现代化调整 ============== */
.hero-title,
.hero-accent {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.quote-banner blockquote {
    font-family: var(--font-display);
}

.testimonial-name,
.founder-content h4 {
    font-family: var(--font-display);
}

/* top-bar 去 emoji 后间距优化 */
.top-bar-item {
    gap: 0;
}

.top-bar-content {
    gap: var(--spacing-lg);
}

/* ============== check-icon CSS 对勾 ============== */
.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--color-accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
}

.check-icon::before {
    content: "";
    width: 7px;
    height: 4px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(-45deg) translate(1px, -1px);
}

/* ============== showcase-num 编号徽章 ============== */
.showcase-num {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
    opacity: 0.9;
}

.showcase-card:hover .showcase-num {
    opacity: 1;
}

/* ============== service-card-num 编号 ============== */
.service-card-num {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
    opacity: 0.85;
    transition: opacity var(--transition-normal);
}

.service-card:hover .service-card-num {
    opacity: 1;
}

.service-card-essay .service-card-num {
    color: #fff;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.75rem;
    opacity: 1;
}

/* ============== services.html core-service-overview 4+1 卡片网格 ============== */
.core-service-overview {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
}

.core-service-overview-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.core-service-overview-header h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
    letter-spacing: -0.01em;
}

.core-service-overview-header p:not(.section-tagline) {
    max-width: 720px;
    margin: 0 auto;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.core-service-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.core-service-card {
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--color-background);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    text-align: left;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.core-service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(26, 35, 50, 0.06);
    border-color: var(--color-accent);
}

.core-service-card-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.core-service-card h3 {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs);
    line-height: 1.4;
}

.core-service-card p {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

.core-service-card-plus {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.06) 0%, rgba(37, 99, 235, 0.02) 100%);
    border-color: rgba(37, 99, 235, 0.2);
}

.core-service-card-plus .core-service-card-num {
    color: var(--color-primary);
}

.core-service-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
}

.cs-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-primary);
    background: var(--color-background);
    border: 1px solid var(--color-border-light);
    border-radius: 999px;
}

@media (max-width: 1024px) {
    .core-service-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .core-service-cards {
        grid-template-columns: 1fr;
    }

    .core-service-overview-header h2 {
        font-size: 1.875rem;
    }
}

/* ============== summer-programs 夏校卡片 meta 去 emoji 后分隔 ============== */
.image-card-meta {
    gap: var(--spacing-sm);
}

.image-card-meta span {
    position: relative;
    padding-left: 0;
}

.image-card-meta span:not(:first-child)::before {
    content: "·";
    margin-right: var(--spacing-xs);
    color: var(--color-text-muted);
}

/* ============== service-card-num 替代原 service-icon-badge ============== */
.service-card .service-icon-badge {
    display: none;
}

/* ============== 首页 team-preview 团队预览区 ============== */
.team-preview {
    padding: var(--spacing-2xl) 0;
    background: var(--color-background);
}

.team-preview-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.team-preview-header h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
    letter-spacing: -0.01em;
}

.team-preview-header p:not(.section-tagline) {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 640px;
    margin: 0 auto;
}

.team-preview-founders {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.team-preview-founder {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.team-preview-founder:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.06);
    border-color: var(--color-accent);
}

.team-preview-avatar {
    flex-shrink: 0;
    width: 96px;
    height: 120px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--color-background);
}

.team-preview-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.team-preview-info {
    flex: 1;
    min-width: 0;
}

/* ==========================================================================
   活动规划 · 两层手风琴折叠（activities.html）
   ========================================================================== */
.activity-accordion {
    margin-top: var(--spacing-lg);
}

/* ---------- 第一层：竞赛 / 校内活动 / 校外活动 ---------- */
.acc-l1 {
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    background: var(--color-background);
    overflow: hidden;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.acc-l1.expanded {
    border-color: var(--color-accent);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.06);
}

.acc-l1-header {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    transition: background-color var(--transition-normal);
}

.acc-l1-header:hover {
    background: var(--color-background-soft);
}

.acc-l1-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.01em;
}

.acc-l1.expanded .acc-l1-title {
    color: var(--color-accent);
}

/* ---------- 展开/收起图标（+ / ×）---------- */
.acc-icon {
    position: relative;
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    margin-left: var(--spacing-md);
}

.acc-icon::before,
.acc-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    background: var(--color-accent);
    border-radius: 2px;
    transition: transform var(--transition-normal);
}

.acc-icon::before {
    width: 14px;
    height: 2px;
    transform: translate(-50%, -50%);
}

.acc-icon::after {
    width: 2px;
    height: 14px;
    transform: translate(-50%, -50%);
}

/* 展开时竖线旋转，视觉上由 + 变成 − */
.acc-l1.expanded > .acc-l1-header .acc-icon::after,
.acc-l2.expanded > .acc-l2-header .acc-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

/* ---------- 折叠面板（max-height 由 JS 动态设置）---------- */
.acc-l1-panel,
.acc-l2-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal) ease;
}

.acc-l1-inner {
    padding: 0 var(--spacing-xl) var(--spacing-lg);
}

.acc-lead {
    margin: 0 0 var(--spacing-lg);
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

/* ---------- 第二层：学科竞赛 / 科研竞赛 / … ---------- */
.acc-l2 {
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    background: var(--color-background-soft);
    overflow: hidden;
}

.acc-l2:last-child {
    margin-bottom: 0;
}

.acc-l2.expanded {
    border-color: var(--color-accent);
}

.acc-l2-header {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    transition: background-color var(--transition-normal);
}

.acc-l2-header:hover {
    background: rgba(37, 99, 235, 0.04);
}

.acc-l2-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.01em;
}

.acc-l2.expanded .acc-l2-title {
    color: var(--color-accent);
}

.acc-l2 .acc-icon {
    width: 18px;
    height: 18px;
}

.acc-l2 .acc-icon::before {
    width: 11px;
}

.acc-l2 .acc-icon::after {
    height: 11px;
}

.acc-l2-inner {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.acc-l2-desc {
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

/* 第二层内的 check-list 顶部间距收紧 */
.acc-l2-inner .check-list {
    margin-top: var(--spacing-md);
}

/* ---------- 第二层：横排卡片（单选切换）---------- */
.acc-l2-group {
    margin-top: var(--spacing-md);
}

/* 两排卡片之间的间距 */
.acc-l2-tabs + .acc-l2-tabs,
.acc-l2-detail-wrap + .acc-l2-tabs {
    margin-top: var(--spacing-md);
}

.acc-l2-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

/* 落单卡片整宽显示 */
.acc-l2-card.is-wide {
    grid-column: 1 / -1;
}

/* 详情面板置于 .acc-l2-tabs 内时跨满整宽（手风琴式下拉在按钮下方展开） */
.acc-l2-tabs > .acc-l2-detail {
    grid-column: 1 / -1;
}

.acc-l2-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--spacing-lg);
    text-align: left;
    cursor: pointer;
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-normal),
                box-shadow var(--transition-normal),
                transform var(--transition-normal),
                background-color var(--transition-normal);
}

.acc-l2-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.08);
}

.acc-l2-card.is-active {
    border-color: var(--color-accent);
    background: var(--color-background);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.08);
}

.acc-l2-card-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.01em;
}

.acc-l2-card.is-active .acc-l2-card-title {
    color: var(--color-accent);
}

.acc-l2-card-sub {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* “了解详情 / 收起”提示：默认收起态右下角，激活时切换文字与箭头方向 */
.acc-l2-card-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: var(--spacing-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.02em;
}

.acc-l2-card-cta-text::before {
    content: '了解详情';
}

.acc-l2-card.is-active .acc-l2-card-cta-text::before {
    content: '收起';
}

.acc-l2-card-cta-icon {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid currentColor;
    transition: transform var(--transition-normal) ease;
}

.acc-l2-card.is-active .acc-l2-card-cta-icon {
    transform: rotate(180deg);
}

/* 详情面板：默认隐藏，选中的整宽显示 */
.acc-l2-detail {
    display: none;
}

.acc-l2-detail.is-active {
    display: block;
    margin-top: var(--spacing-md);
    animation: accL2FadeIn var(--transition-normal) ease;
}

.acc-l2-detail-inner {
    padding: var(--spacing-lg);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
}

.acc-l2-detail-inner .check-list {
    margin-top: var(--spacing-md);
}

@keyframes accL2FadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    .acc-l1-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .acc-l1-title {
        font-size: 1.25rem;
    }

    .acc-l1-inner {
        padding: 0 var(--spacing-lg) var(--spacing-md);
    }

    .acc-l2-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .acc-l2-title {
        font-size: 1rem;
    }

    .acc-l2-inner {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }

    /* 横排卡片在移动端改为单列纵向堆叠 */
    .acc-l2-tabs {
        grid-template-columns: 1fr;
    }

    .acc-l2-card,
    .acc-l2-detail-inner {
        padding: var(--spacing-md);
    }
}

.team-preview-info h4 {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 4px;
}

.team-preview-role {
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin: 0 0 var(--spacing-sm) !important;
}

.team-preview-desc {
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--color-text-secondary);
    margin: 0 !important;
}

.team-preview-mentors {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.team-preview-mentor {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.team-preview-mentor:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.06);
    border-color: var(--color-accent);
}

.team-preview-mentor-school {
    display: inline-block;
    align-self: flex-start;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    background: rgba(37, 99, 235, 0.08);
    border-radius: 999px;
    margin-bottom: var(--spacing-sm);
}

.team-preview-mentor h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 4px;
}

.team-preview-mentor > p {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0 0 var(--spacing-sm) !important;
}

.team-preview-mentor-case {
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--color-text-primary);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border-light);
    margin-top: auto !important;
}

.team-preview-cta {
    text-align: center;
}

@media (max-width: 1024px) {
    .team-preview-mentors {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .team-preview-founders {
        grid-template-columns: 1fr;
    }

    .team-preview-mentors {
        grid-template-columns: 1fr;
    }

    .team-preview-header h2 {
        font-size: 2rem;
    }

    .team-preview-avatar {
        width: 80px;
        height: 100px;
    }
}

/* ============== 首页 service-blocks 四服务大板块 ============== */
.service-blocks {
    padding: var(--spacing-2xl) 0;
}

.service-blocks .container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.service-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.service-block-reverse .service-block-text {
    order: 2;
}

.service-block-text {
    max-width: 560px;
}

.service-block-text h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-sm);
    letter-spacing: -0.01em;
}

.service-block-lead {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin: 0 0 var(--spacing-md);
}

.service-block-points {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-lg);
}

.service-block-points li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--color-text-primary);
}

.service-block-points li:last-child {
    margin-bottom: 0;
}

.service-block-points .check-icon {
    margin-top: 4px;
}

.service-block-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.service-block-visual::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
}

.service-block-num {
    font-family: var(--font-display);
    font-size: 8rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
    opacity: 0.15;
    letter-spacing: -0.04em;
}

@media (max-width: 768px) {
    .service-block {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .service-block-reverse .service-block-text {
        order: 0;
    }

    .service-block-visual {
        min-height: 140px;
    }

    .service-block-num {
        font-size: 5rem;
    }

    .service-block-text h2 {
        font-size: 1.875rem;
    }
}

/* ============== 首页 mini-quote 小引语区 ============== */
.mini-quote {
    padding: var(--spacing-2xl) 0;
    background: #154086;
    color: #fff;
    text-align: center;
}

.mini-quote blockquote {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
    line-height: 1.5;
    margin: 0 0 var(--spacing-sm);
    color: #fff;
}

.mini-quote .quote-accent {
    color: #93C5FD;
    font-weight: 600;
}

.mini-quote .quote-author {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    opacity: 0.7;
    margin: 0;
}

@media (max-width: 768px) {
    .mini-quote blockquote {
        font-size: 1.375rem;
    }
}

/* ============== 首页 philosophy 理念区 ============== */
.philosophy {
    padding: var(--spacing-2xl) 0;
}

.philosophy-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.philosophy-header h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0;
    letter-spacing: -0.01em;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.philosophy-card {
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
}

.philosophy-quote {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.6;
    color: var(--color-primary);
    margin: 0;
}

.philosophy-card-accent {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(37, 99, 235, 0.01) 100%);
    border-color: rgba(37, 99, 235, 0.18);
}

.philosophy-label {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin: 0 0 var(--spacing-sm);
}

.philosophy-text {
    font-size: 0.9375rem;
    line-height: 1.75;
    color: var(--color-text-secondary);
    margin: 0;
}

@media (max-width: 768px) {
    .philosophy-grid {
        grid-template-columns: 1fr;
    }

    .philosophy-header h2 {
        font-size: 1.75rem;
    }

    .philosophy-quote {
        font-size: 1.0625rem;
    }
}

/* ============== 首页 grade-preview G9-12 卡片区 ============== */
.grade-preview {
    padding: var(--spacing-2xl) 0;
    background: var(--color-background);
}

.grade-preview-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.grade-preview-header h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
    letter-spacing: -0.01em;
}

.grade-preview-header p:not(.section-tagline) {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    max-width: 560px;
    margin: 0 auto;
}

.grade-preview-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.grade-preview-card {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.grade-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.06);
    border-color: var(--color-accent);
}

.grade-preview-num {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.grade-preview-card h3 {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs);
}

.grade-preview-card p {
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--color-text-secondary);
    margin: 0;
}

@media (max-width: 1024px) {
    .grade-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grade-preview-grid {
        grid-template-columns: 1fr;
    }

    .grade-preview-header h2 {
        font-size: 1.75rem;
    }
}

/* ============== Dr.M placeholder 头像 ============== */
.team-preview-avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.team-preview-avatar-placeholder span {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
    letter-spacing: 0.02em;
}

/* ============== services-page 页面容器 ============== */
.services-page {
    padding: var(--spacing-2xl) 0;
}

/* ============== squad-intro + squad-grid 4+1 模式 ============== */
.squad-intro {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--spacing-xl);
}

.squad-intro h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-md);
    letter-spacing: -0.01em;
}

.squad-intro p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.squad-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.squad-card {
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--color-background-soft);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    position: relative;
}

.squad-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26, 35, 50, 0.06);
    border-color: var(--color-accent);
}

.squad-role-num {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.squad-card h3 {
    font-family: var(--font-sans);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-sm);
}

.squad-card p {
    font-size: 0.9375rem;
    line-height: 1.75;
    color: var(--color-text-secondary);
    margin: 0;
}

@media (max-width: 768px) {
    .squad-grid {
        grid-template-columns: 1fr;
    }

    .squad-intro h2 {
        font-size: 2rem;
    }
}

/* ============== process-section 六步流程 ============== */
.process-section {
    margin-bottom: var(--spacing-3xl);
}

.process-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.process-header h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
    letter-spacing: -0.01em;
}

.process-header p:not(.section-tagline) {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.process-flow {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.process-step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
    position: relative;
}

.process-step:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 39px;
    top: 64px;
    bottom: -8px;
    width: 2px;
    background: var(--color-border-light);
}

.process-step:last-child::after {
    display: none;
}

.process-step-num {
    font-family: var(--font-stat);
    font-variant-numeric: lining-nums tabular-nums;
    font-size: 2rem;
    font-weight: 600;
    line-height: 1;
    color: #fff;
    background: var(--color-accent);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.process-step-body h3 {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs);
}

.process-step-body p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin: 0;
}

@media (max-width: 768px) {
    .process-step {
        grid-template-columns: 56px 1fr;
        gap: var(--spacing-md);
    }

    .process-step-num {
        width: 44px;
        height: 44px;
        font-size: 1.5rem;
    }

    .process-step:not(:last-child)::after {
        left: 31px;
        top: 52px;
    }

    .process-header h2 {
        font-size: 1.875rem;
    }
}

/* ============== service-table-section 服务对比表 ============== */
.service-table-section {
    margin-bottom: var(--spacing-xl);
}

.service-table-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.service-table-header h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
    letter-spacing: -0.01em;
}

.service-table-header p:not(.section-tagline) {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.service-table {
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-background-soft);
}

.service-table-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0;
}

.service-table-row + .service-table-row {
    border-top: 1px solid var(--color-border-light);
}

.service-table-head {
    background: var(--color-background);
    border-bottom: 2px solid var(--color-accent);
}

.service-table-head .service-table-cell {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: 0.04em;
    padding: var(--spacing-md) var(--spacing-lg);
}

.service-table-cell {
    padding: var(--spacing-lg);
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-primary);
    border-right: 1px solid var(--color-border-light);
    vertical-align: top;
}

.service-table-cell:last-child {
    border-right: none;
}

.service-table-module {
    background: var(--color-background);
}

.service-table-module h4 {
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs);
}

.service-table-module p {
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--color-text-secondary);
    margin: 0;
}

.service-table-cell ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-table-cell ul li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-text-primary);
}

.service-table-cell ul li:last-child {
    margin-bottom: 0;
}

.service-table-cell ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.6;
}

.service-table-plan-featured {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.04) 0%, rgba(37, 99, 235, 0.01) 100%);
}

.service-table-plan-featured ul li::before {
    background: var(--color-accent);
    opacity: 1;
}

.service-table-head .service-table-plan-featured {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(37, 99, 235, 0.03) 100%);
    color: var(--color-accent);
}

.service-table-row-alt .service-table-module {
    background: var(--color-background-soft);
}

.service-table-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

@media (max-width: 1024px) {
    .service-table-row {
        grid-template-columns: 1fr;
    }

    .service-table-cell {
        border-right: none;
        border-bottom: 1px solid var(--color-border-light);
    }

    .service-table-row:last-child .service-table-cell:last-child {
        border-bottom: none;
    }

    .service-table-head {
        display: none;
    }

    .service-table-row-alt .service-table-module {
        background: var(--color-background);
    }
}

@media (max-width: 768px) {
    .service-table-header h2 {
        font-size: 1.875rem;
    }

    .service-table-cta {
        flex-direction: column;
        align-items: center;
    }
}

/* ============== research.html 科研页面专用样式 ============== */

/* research-page 统一板块间距 */
.research-page .page-section {
    margin-bottom: var(--spacing-2xl);
    padding: 0;
}

.research-page .page-section:last-of-type {
    margin-bottom: 0;
}

/* 板块标题：与本网站 prose-content .section-header 风格统一 */
.research-section-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-primary);
    text-align: left;
    margin-bottom: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    position: relative;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
    line-height: 1.3;
}

.page-section:first-child .research-section-title {
    margin-top: 0;
}

.research-section-title::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}

/* 研究重要性 4 卡片 */
.research-importance-section {
    margin-bottom: 0;
}

.importance-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.importance-card {
    background: var(--color-background-soft);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    border: 1px solid var(--color-border-light);
}

.importance-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.importance-number {
    position: absolute;
    top: -12px;
    right: -12px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
}

.importance-card h4 {
    font-family: var(--font-serif);
    font-size: 1.0625rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.importance-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* 公式高亮条 */
.formula-highlight {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    border-radius: var(--radius-lg);
    margin-bottom: 0;
}

.formula-highlight h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: #fff;
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* 明途科研项目 2 卡片 */
.research-programs-offered {
    margin-bottom: 0;
}

.program-types {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.program-type-card {
    background: var(--color-background-soft);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid var(--color-border-light);
}

.program-type-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.program-type-card h4 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.program-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.program-features,
.program-outcomes {
    margin-bottom: var(--spacing-md);
}

.program-features h5,
.program-outcomes h5 {
    font-size: 0.9375rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.program-features ul,
.program-outcomes ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.prose-content .program-features li,
.prose-content .program-outcomes li,
.program-features li,
.program-outcomes li {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    /* 用 padding 给对钩让出固定空间；高优先级选择器压过 .prose-content ul li 的 padding-left:0 */
    padding-left: 1.75rem;
    margin-bottom: 0.5rem;
    position: relative;
    line-height: 1.6;
}

.prose-content .program-features li::before,
.prose-content .program-outcomes li::before,
.program-features li::before,
.program-outcomes li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    width: 1.2rem;
    color: var(--color-accent);
    font-weight: 600;
}

/* 研究领域 8 卡片 */
.research-fields {
    margin-bottom: 0;
}

.fields-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.field-card {
    background: var(--color-background-soft);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
    border: 1px solid var(--color-border-light);
}

.field-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.field-card h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--color-accent);
    display: inline-block;
}

.field-card ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.field-card li {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.375rem;
    line-height: 1.6;
    padding-left: 0.75rem;
    position: relative;
}

.field-card li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* 科研流程 5 步 */
.research-process {
    margin-bottom: 0;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-lg);
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 42px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    border-radius: 2px;
    z-index: 0;
}

.step-card {
    background: var(--color-background-soft);
    padding: 1.75rem 1.25rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    border: 1px solid var(--color-border-light);
    z-index: 1;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: #fff;
    border-radius: 1.5rem;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.step-card h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.step-card p {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* 主要科研竞赛卡片 */
.major-competitions {
    margin-bottom: 0;
}

.competition-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.competition-card {
    background: var(--color-background-soft);
    padding: var(--spacing-lg) var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid var(--color-border-light);
    border-top: 4px solid var(--color-accent);
    display: flex;
    flex-direction: column;
}

.competition-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-top-color: var(--color-accent-light);
}

.competition-card h4 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.competition-full-name {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
    font-style: italic;
    padding: 0.375rem 0.75rem;
    background: var(--color-background);
    border-radius: var(--radius-sm);
    display: inline-block;
    align-self: center;
}

.competition-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
    flex: 1;
}

/* CTA 板块 */
.research-cta {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    border-radius: var(--radius-lg);
    color: #fff;
    margin-top: var(--spacing-xl);
}

.research-cta h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: #fff;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.research-cta p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.research-cta .btn {
    background: #fff;
    color: var(--color-accent);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
}

.research-cta .btn:hover {
    background: var(--color-primary);
    color: #fff;
}

/* 响应式 */
@media (max-width: 1024px) {
    .importance-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .program-types {
        grid-template-columns: 1fr;
    }
    .fields-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .process-steps::before {
        display: none;
    }
    .competition-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .importance-grid {
        grid-template-columns: 1fr;
    }
    .fields-grid {
        grid-template-columns: 1fr;
    }
    .process-steps {
        grid-template-columns: 1fr;
    }
    .competition-grid {
        grid-template-columns: 1fr;
    }
    .formula-highlight {
        padding: var(--spacing-lg);
    }
    .formula-highlight h3 {
        font-size: 1.25rem;
    }
    .research-cta {
        padding: var(--spacing-lg);
    }
    .research-cta h3 {
        font-size: 1.5rem;
    }
    .research-section-title {
        font-size: 1.5rem;
        margin-top: var(--spacing-lg);
    }
}

/* ============== activities.html 专属 Hero：胶片轮播 coverflow ============== */
/* 完全独立，不使用 hero-variant/hero-split-left/hero-carousel-* 共用类，避免优先级冲突 */
.act-hero {
    position: relative;
    width: 100%;
    height: 600px;
    background: var(--color-background-soft);
    overflow: visible;            /* 两侧侧图需要溢出可见 */
    perspective: 1400px;
    perspective-origin: 50% 50%;
}

/* 轮播容器：占满整个 hero */
.act-hero-stage {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* 单张胶片：默认居中、50% 宽 / 85% 高，transform 由 JS 根据相对主图位置动态计算 */
.act-hero-slide {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50%;
    height: 85%;
    /* 用 translate(-50%, -50%) 绝对居中，比 margin 方案精确 */
    transform: translate(-50%, -50%);
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.28);
    opacity: 1;
    cursor: pointer;
    pointer-events: auto;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.6s ease,
                box-shadow 0.6s ease,
                z-index 0s linear 0.3s;
    will-change: transform, opacity, z-index;
}

/* 主图激活态：阴影更强，强化“被选中”感 */
.act-hero-slide.is-main {
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.42);
}

/* 左右切换箭头 */
.act-hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 30;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: rgba(26, 35, 50, 0.4);
    color: #ffffff;
    font-size: 1.75rem;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: background var(--transition-normal), opacity var(--transition-normal);
    backdrop-filter: blur(4px);
}

.act-hero:hover .act-hero-arrow {
    opacity: 1;
}

.act-hero-arrow:hover {
    background: var(--color-accent);
}

.act-hero-arrow--prev { left: var(--spacing-md); }
.act-hero-arrow--next { right: var(--spacing-md); }

/* 底部圆点指示器 */
.act-hero-dots {
    position: absolute;
    bottom: var(--spacing-md);
    left: 0;
    right: 0;
    z-index: 30;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.act-hero-dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.act-hero-dot:hover {
    background: rgba(255, 255, 255, 0.85);
}

.act-hero-dot.is-main {
    background: #ffffff;
    width: 28px;
    border-radius: 5px;
}

/* 移动端（<= 968px）：胶片侧图隐藏，只留主图居中撑满 */
@media (max-width: 968px) {
    .act-hero {
        height: 420px;
    }

    .act-hero-slide {
        width: 100%;
        height: 100%;
        left: 0;
        top: 0;
        margin-left: 0;
        margin-top: 0;
        border-radius: 0;
        box-shadow: none;
        opacity: 0;
        pointer-events: none;
        transform: translateX(0) scale(1.03) rotateY(0) !important;
    }

    .act-hero-slide.is-main {
        opacity: 1;
        pointer-events: none;
        transform: translateX(0) scale(1) rotateY(0) !important;
        box-shadow: none;
    }
}