.page-header-carousel .carousel-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.page-header-carousel .carousel-bg-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.75);
    z-index: 1;
}

.carousel-bg-item {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-bg-item.active {
    opacity: 1;
}

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 3;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.25);
    border: none;
    color: white;
    font-size: 24px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot.active {
    background: white;
    transform: scale(1.2);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

.services-section {
    padding: 70px 0;
    background: var(--light);
}

.section-intro {
    text-align: center;
    margin-bottom: 50px;
}

.lead {
    font-size: 18px;
    color: var(--primary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    font-weight: 400;
}

.activity-categories h3 {
    font-size: 24px;
    color: var(--primary);
    text-align: center;
    margin-bottom: 35px;
    position: relative;
    padding-bottom: 15px;
}

.activity-categories h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--accent), #2980b9);
    border-radius: 2px;
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 60px;
}

.activity-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.activity-image {
    height: 180px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.activity-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.8), rgba(41, 128, 185, 0.6));
}

.activity-content {
    padding: 25px;
}

.activity-content h4 {
    font-size: 17px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.activity-content p {
    font-size: 13px;
    color: #555;
    line-height: 1.6;
    margin: 0;
}

.activity-tags {
    margin-top: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.activity-tag {
    font-size: 11px;
    padding: 4px 12px;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: 15px;
    font-weight: 500;
}

.activity-tips {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    padding: 50px;
    border-radius: var(--radius);
    margin-bottom: 60px;
}

.activity-tips h3 {
    font-size: 24px;
    color: white;
    text-align: center;
    margin-bottom: 35px;
    font-weight: 400;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.tip-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: var(--radius);
    backdrop-filter: blur(5px);
}

.tip-card h4 {
    font-size: 16px;
    color: white;
    margin-bottom: 12px;
    font-weight: 600;
}

.tip-card p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin: 0;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    margin-bottom: 60px;
}

.category-card {
    background: white;
    padding: 28px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.category-icon {
    font-size: 40px;
    margin-bottom: 18px;
}

.category-card h4 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.category-desc {
    font-size: 13px;
    color: var(--gray);
    margin-bottom: 15px;
    font-style: italic;
}

.activity-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.activity-list li {
    font-size: 12px;
    color: #555;
    margin-bottom: 8px;
    line-height: 1.5;
}

.activity-strategy h3 {
    font-size: 24px;
    color: var(--primary);
    text-align: center;
    margin-bottom: 35px;
    position: relative;
    padding-bottom: 15px;
}

.activity-strategy h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--accent), #2980b9);
    border-radius: 2px;
}

.strategy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-bottom: 60px;
}

.strategy-card {
    background: white;
    padding: 28px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    border-left: 4px solid var(--accent);
}

.strategy-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    border-left-color: #2980b9;
}

.strategy-number {
    position: absolute;
    top: -12px;
    right: -12px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent), #2980b9);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
}

.strategy-card h4 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 600;
    margin-top: 8px;
}

.strategy-card p {
    font-size: 13px;
    color: #555;
    line-height: 1.6;
    margin: 0;
}

.common-app-tips {
    margin-bottom: 60px;
    padding: 45px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.common-app-tips h3 {
    font-size: 22px;
    color: var(--primary);
    text-align: center;
    margin-bottom: 35px;
    position: relative;
    padding-bottom: 15px;
}

.common-app-tips h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--accent), #2980b9);
    border-radius: 2px;
}

.tips-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.tip-box {
    padding: 25px;
    background: var(--light);
    border-radius: var(--radius);
}

.tip-box h4 {
    font-size: 15px;
    color: var(--primary);
    margin-bottom: 15px;
    font-weight: 600;
}

.tip-box ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.tip-box li {
    font-size: 13px;
    color: #555;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.tip-box li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 600;
}

.template-formula {
    font-size: 13px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 15px;
    padding: 12px;
    background: rgba(52, 152, 219, 0.1);
    border-radius: 8px;
}

.examples {
    margin-top: 15px;
}

.examples p {
    font-size: 12px;
    color: #555;
    line-height: 1.6;
    margin-bottom: 12px;
}

.examples p:last-child {
    margin-bottom: 0;
}

.activity-timeline h3 {
    font-size: 24px;
    color: var(--primary);
    text-align: center;
    margin-bottom: 35px;
    position: relative;
    padding-bottom: 15px;
}

.activity-timeline h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--accent), #2980b9);
    border-radius: 2px;
}

.grade-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    margin-bottom: 60px;
}

.grade-section {
    background: white;
    padding: 28px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.grade-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.grade-badge {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--accent), #2980b9);
    color: white;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.grade-section h4 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 15px;
    font-weight: 600;
}

.grade-section ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.grade-section li {
    font-size: 13px;
    color: #555;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    text-align: left;
}

.grade-section li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 600;
}

@media (max-width: 992px) {
    .activity-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .tips-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .strategy-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .tips-container {
        grid-template-columns: repeat(2, 1fr);
    }
    .grade-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .activity-grid {
        grid-template-columns: 1fr;
    }
    .tips-grid {
        grid-template-columns: 1fr;
    }
    .activity-tips {
        padding: 30px;
    }
    .carousel-controls {
        display: none;
    }
    .category-grid {
        grid-template-columns: 1fr;
    }
    .strategy-grid {
        grid-template-columns: 1fr;
    }
    .tips-container {
        grid-template-columns: 1fr;
    }
    .grade-timeline {
        grid-template-columns: 1fr;
    }
}