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

:root {
    --primary: #4a7c2e;
    --primary-dark: #3a6224;
    --primary-light: #6ba347;
    --bg: #f5f5dc;
    --bg-warm: #efe9d8;
    --brown: #8b7355;
    --brown-light: #a89072;
    --text: #333;
    --text-light: #666;
    --white: #fff;
    --shadow: 0 4px 16px rgba(74, 124, 46, 0.12);
    --shadow-hover: 0 8px 28px rgba(74, 124, 46, 0.2);
    --radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Serif SC', 'Ma Shan Zheng', serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.site-header {
    background: var(--white);
    border-bottom: 3px solid var(--primary);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(74, 124, 46, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
    font-weight: bold;
}

.logo-text {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 24px;
    color: var(--primary);
    letter-spacing: 2px;
}

.logo-text span {
    color: var(--brown);
}

.main-nav ul {
    display: flex;
    gap: 8px;
}

.main-nav a {
    display: block;
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    background: var(--primary);
    color: var(--white);
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-warm);
    border-radius: 24px;
    padding: 6px 16px;
    border: 2px solid transparent;
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--primary);
    background: var(--white);
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    font-family: inherit;
    font-size: 14px;
    width: 180px;
}

.search-box button {
    border: none;
    background: var(--primary);
    color: var(--white);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.search-box button:hover {
    background: var(--primary-dark);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 80px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    animation: shimmer 8s infinite linear;
}

@keyframes shimmer {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 48px;
    margin-bottom: 16px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 18px;
    margin-bottom: 32px;
    opacity: 0.95;
}

.hero-btn {
    display: inline-block;
    background: var(--white);
    color: var(--primary);
    padding: 14px 36px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.hero-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

/* Section Titles */
.section {
    padding: 60px 24px;
}

.section-title {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 32px;
    color: var(--primary);
    text-align: center;
    margin-bottom: 8px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 40px;
    font-size: 15px;
}

/* Category Navigation */
.category-nav {
    background: var(--white);
    border-radius: var(--radius);
    padding: 48px 24px;
    box-shadow: var(--shadow);
    margin: -40px auto 0;
    max-width: 1140px;
    position: relative;
    z-index: 2;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.category-item {
    text-align: center;
    padding: 20px;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
}

.category-item:hover {
    background: var(--bg);
    transform: translateY(-4px);
}

.category-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    transition: var(--transition);
}

.category-item:nth-child(1) .category-icon { background: #ffeedd; color: #d2691e; }
.category-item:nth-child(2) .category-icon { background: #e8f5e9; color: var(--primary); }
.category-item:nth-child(3) .category-icon { background: #fff3e0; color: #ff9800; }
.category-item:nth-child(4) .category-icon { background: #fce4ec; color: #e91e63; }
.category-item:nth-child(5) .category-icon { background: #e3f2fd; color: #2196f3; }
.category-item:nth-child(6) .category-icon { background: #f3e5f5; color: #9c27b0; }

.category-item:hover .category-icon {
    transform: scale(1.1);
}

.category-item h3 {
    font-size: 16px;
    color: var(--text);
    margin-bottom: 4px;
}

.category-item p {
    font-size: 13px;
    color: var(--text-light);
}

/* Video Grid */
.video-section {
    padding: 60px 24px;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.video-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.video-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-warm);
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.video-card:hover .video-thumb img {
    transform: scale(1.05);
}

.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.75);
    color: var(--white);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.video-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 56px;
    height: 56px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.video-card:hover .video-play {
    opacity: 1;
}

.video-play::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 16px solid var(--primary);
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    margin-left: 4px;
}

.video-info {
    padding: 16px;
}

.video-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.video-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-light);
}

.video-author {
    display: flex;
    align-items: center;
    gap: 8px;
}

.author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
}

/* Feature / Recommend Section */
.recommend-section {
    background: var(--bg-warm);
}

.recommend-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 1140px;
    margin: 0 auto;
}

.recommend-main {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}

.recommend-main .video-thumb {
    aspect-ratio: 16 / 9;
}

.recommend-main .video-info {
    padding: 24px;
}

.recommend-main .video-title {
    font-size: 20px;
    margin-bottom: 12px;
}

.recommend-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.recommend-item {
    display: flex;
    gap: 16px;
    background: var(--white);
    padding: 14px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.recommend-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-hover);
}

.recommend-item .video-thumb {
    flex: 0 0 160px;
    aspect-ratio: 16 / 9;
}

.recommend-item .video-info {
    flex: 1;
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.recommend-item .video-title {
    font-size: 15px;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Page Banner */
.page-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 60px 24px 80px;
    text-align: center;
}

.page-banner h1 {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 36px;
    margin-bottom: 12px;
}

.page-banner p {
    font-size: 16px;
    opacity: 0.95;
}

/* Breadcrumb */
.breadcrumb {
    background: var(--white);
    padding: 12px 24px;
    border-bottom: 1px solid var(--bg-warm);
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-light);
    max-width: 1200px;
    margin: 0 auto;
}

.breadcrumb-list a {
    color: var(--primary);
}

.breadcrumb-list a:hover {
    text-decoration: underline;
}

.breadcrumb-list li:last-child {
    color: var(--text);
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 8px 24px;
    border-radius: 20px;
    background: var(--white);
    border: 2px solid var(--bg-warm);
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-tab:hover,
.filter-tab.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* Ranking Lists */
.ranking-section {
    padding: 60px 24px;
}

.ranking-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
}

.ranking-tab {
    padding: 10px 32px;
    border-radius: 24px;
    background: var(--white);
    border: 2px solid var(--primary);
    color: var(--primary);
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.ranking-tab:hover,
.ranking-tab.active {
    background: var(--primary);
    color: var(--white);
}

.ranking-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1140px;
    margin: 0 auto;
}

.ranking-list {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}

.ranking-list-title {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.ranking-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--bg-warm);
    transition: var(--transition);
    cursor: pointer;
}

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

.ranking-item:hover {
    background: var(--bg);
    margin: 0 -12px;
    padding: 12px;
    border-radius: 8px;
}

.ranking-num {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.ranking-item:nth-child(1) .ranking-num { background: #ff4757; color: white; }
.ranking-item:nth-child(2) .ranking-num { background: #ff6b81; color: white; }
.ranking-item:nth-child(3) .ranking-num { background: #ffa502; color: white; }
.ranking-item:nth-child(n+4) .ranking-num { background: var(--bg-warm); color: var(--brown); }

.ranking-info {
    flex: 1;
    min-width: 0;
}

.ranking-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ranking-views {
    font-size: 12px;
    color: var(--text-light);
}

/* About Page */
.about-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--brown) 100%);
    color: var(--white);
    padding: 80px 24px;
    text-align: center;
}

.about-hero h1 {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 42px;
    margin-bottom: 16px;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-section {
    margin-bottom: 64px;
}

.about-section:last-child {
    margin-bottom: 0;
}

.about-section h2 {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 20px;
    padding-left: 16px;
    border-left: 4px solid var(--primary);
}

.about-section p {
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 16px;
    color: var(--text);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.value-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.value-icon {
    width: 56px;
    height: 56px;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 16px;
}

.value-card h3 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 8px;
}

.value-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.timeline {
    position: relative;
    padding-left: 40px;
    margin-top: 32px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--bg-warm);
}

.timeline-item {
    position: relative;
    padding-bottom: 32px;
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: -32px;
    top: 4px;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border: 3px solid var(--white);
    border-radius: 50%;
    box-shadow: 0 0 0 3px var(--primary);
}

.timeline-year {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 8px;
}

.timeline-content {
    background: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.creator-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.creator-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.creator-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.creator-avatar {
    width: 100%;
    aspect-ratio: 1;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.creator-info {
    padding: 20px;
}

.creator-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.creator-role {
    font-size: 13px;
    color: var(--text-light);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.contact-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 28px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.contact-icon {
    width: 64px;
    height: 64px;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 16px;
}

.contact-card h3 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 8px;
}

.contact-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.contact-card a {
    color: var(--primary);
}

.contact-card a:hover {
    text-decoration: underline;
}

.form-section {
    max-width: 700px;
    margin: 0 auto;
}

.form-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.form-group label .required {
    color: #e74c3c;
    margin-left: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--bg-warm);
    border-radius: 8px;
    font-family: inherit;
    font-size: 15px;
    transition: var(--transition);
    background: var(--bg);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.submit-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 14px 40px;
    border-radius: 30px;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: block;
    margin: 0 auto;
}

.submit-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74,124,46,0.3);
}

/* Guide Section */
.guide-section {
    background: var(--bg-warm);
    padding: 60px 24px;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1140px;
    margin: 0 auto;
}

.guide-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
}

.guide-card h3 {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 16px;
}

.guide-card ol {
    padding-left: 20px;
}

.guide-card ol li {
    padding: 8px 0;
    color: var(--text);
    line-height: 1.7;
    position: relative;
    counter-increment: guide-counter;
}

.guide-card ol {
    counter-reset: guide-counter;
}

.guide-card ol li::marker {
    color: var(--primary);
    font-weight: 600;
}

/* Footer */
.site-footer {
    background: #2d3a24;
    color: var(--bg);
    padding: 60px 24px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 40px;
}

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

.footer-brand p {
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.footer-col h4 {
    font-size: 16px;
    margin-bottom: 20px;
    color: var(--white);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--bg);
    opacity: 0.8;
    font-size: 14px;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    opacity: 1;
    color: var(--primary-light);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px;
    text-align: center;
    font-size: 13px;
    opacity: 0.7;
}

.footer-bottom a {
    color: var(--primary-light);
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 992px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

    .creator-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
        gap: 12px;
    }

    .nav-toggle {
        display: block;
    }

    .main-nav {
        display: none;
        width: 100%;
        order: 3;
    }

    .main-nav.open {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 4px;
    }

    .main-nav a {
        padding: 12px 16px;
    }

    .search-box {
        order: 2;
    }

    .search-box input {
        width: 120px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

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

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

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

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

    .section {
        padding: 40px 20px;
    }

    .page-banner {
        padding: 40px 20px 60px;
    }

    .page-banner h1 {
        font-size: 28px;
    }

    .recommend-item {
        flex-direction: column;
    }

    .recommend-item .video-thumb {
        flex: none;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container,
    .header-inner {
        padding: 12px 16px;
    }

    .hero {
        padding: 50px 20px;
    }

    .hero h1 {
        font-size: 26px;
    }

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

    .category-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

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