/* 高清动漫 - 原创CSS样式表 */
/* 设计理念：现代化、充满活力的动漫社区风格 */

/* ========== 全局样式 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 原创配色方案 - 紫蓝渐变主题 */
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #ec4899;
    --accent-color: #06b6d4;
    --background-color: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    
    /* 字体 */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* 过渡 */
    --transition-fast: 150ms ease-out;
    --transition-base: 300ms ease-out;
    --transition-slow: 500ms ease-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-dark);
    background-color: var(--background-color);
    overflow-x: hidden;
}

/* ========== 容器 ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========== 头部导航 ========== */
.header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.header-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo .tagline {
    font-size: 12px;
    opacity: 0.9;
    font-style: italic;
}

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

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    padding-bottom: 4px;
}

.nav-link:hover,
.nav-link.active {
    opacity: 1;
    border-bottom: 2px solid white;
}

.nav-link:not(.active):not(:hover) {
    opacity: 0.8;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

/* ========== 搜索栏 ========== */
.search-bar {
    background-color: white;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.search-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
}

.search-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.search-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.search-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ========== 英雄区 ========== */
.hero-section {
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.7) 0%, rgba(139, 92, 246, 0.7) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
}

.hero-content h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========== 按钮 ========== */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: white;
    color: var(--primary-color);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--primary-color);
}

.btn-small {
    padding: 6px 12px;
    font-size: 14px;
}

/* ========== 主要内容区 ========== */
.main-content {
    padding: var(--spacing-2xl) 0;
}

section {
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--border-color);
}

section:last-child {
    border-bottom: none;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 16px;
    margin-bottom: var(--spacing-2xl);
}

/* ========== 影视传媒模块 ========== */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.media-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.media-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.media-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.media-card h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.media-card p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: var(--spacing-md);
}

.tag {
    display: inline-block;
    background-color: #f0f4ff;
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

/* ========== 动漫展示区 ========== */
.anime-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.anime-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    cursor: pointer;
}

.anime-card:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.anime-video {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 60px;
    height: 60px;
    background-color: rgba(99, 102, 241, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    transition: all var(--transition-base);
    z-index: 10;
}

.anime-card:hover .play-button {
    transform: translate(-50%, -50%) scale(1);
}

.anime-info {
    padding: var(--spacing-md);
}

.anime-info h4 {
    font-size: 16px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.anime-info p {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.anime-info .tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

/* ========== 二次元与Cosplay展示 ========== */
.cosplay-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.cosplay-card {
    background: linear-gradient(135deg, #fce7f3 0%, #f3e8ff 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid rgba(236, 72, 153, 0.2);
}

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

.cosplay-icon {
    font-size: 40px;
    margin-bottom: var(--spacing-md);
}

.cosplay-card h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-color);
}

.cosplay-card p {
    color: var(--text-light);
    font-size: 14px;
}

/* ========== AI赋能模块 ========== */
.ai-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.ai-feature {
    background: linear-gradient(135deg, #f0f4ff 0%, #f3e8ff 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.ai-feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: var(--spacing-md);
}

.ai-feature h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.ai-feature p {
    color: var(--text-light);
    font-size: 14px;
}

/* ========== 社区功能模块 ========== */
.community-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-box {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--secondary-color);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.feature-box:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.feature-box h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.feature-box p {
    color: var(--text-light);
    font-size: 14px;
}

/* ========== 专家展示 ========== */
.experts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.expert-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

.expert-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.expert-badge {
    display: inline-block;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.expert-avatar {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
}

.expert-card h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.expert-role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.expert-bio {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: var(--spacing-md);
}

.expert-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.expert-stats span {
    font-size: 12px;
    color: var(--text-light);
}

.expert-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* ========== 合作品牌 ========== */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.partner-logo {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: 600;
    color: var(--primary-color);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
}

.partner-logo:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

/* ========== 加入社区指南 ========== */
.guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-size: 28px;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: var(--spacing-md);
}

.step h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.step p {
    color: var(--text-light);
    font-size: 14px;
}

/* ========== FAQ部分 ========== */
.faq-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.faq-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.faq-answer {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.8;
}

/* ========== 用户评价 ========== */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.review-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

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

.review-stars {
    font-size: 18px;
    margin-bottom: var(--spacing-md);
}

.review-text {
    color: var(--text-dark);
    font-size: 14px;
    margin-bottom: var(--spacing-md);
    font-style: italic;
    line-height: 1.8;
}

.review-author {
    color: var(--text-light);
    font-size: 12px;
    font-weight: 600;
}

/* ========== 联系我们 ========== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.contact-info {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.contact-info h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.contact-info p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.contact-info strong {
    color: var(--text-dark);
}

/* ========== 社交分享 ========== */
.share-section {
    background: linear-gradient(135deg, #f0f4ff 0%, #f3e8ff 100%);
    padding: var(--spacing-xl);
    text-align: center;
}

.share-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.share-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.share-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn.wechat {
    background-color: #09b83e;
    color: white;
}

.share-btn.weibo {
    background-color: #e6162d;
    color: white;
}

.share-btn.douyin {
    background-color: #000000;
    color: white;
}

.share-btn.bilibili {
    background-color: #00a1d6;
    color: white;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========== 页脚 ========== */
.footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.footer-content p {
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
}

.footer-links {
    margin-top: var(--spacing-md);
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

/* ========== 响应式设计 ========== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-content h2 {
        font-size: 32px;
    }

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

    .section-title {
        font-size: 28px;
    }

    .media-grid,
    .anime-grid,
    .ai-features,
    .community-features,
    .experts-grid,
    .partners-grid,
    .guide-steps,
    .reviews-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .faq-list {
        grid-template-columns: 1fr;
    }

    .search-wrapper {
        flex-direction: column;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .share-buttons {
        flex-direction: column;
    }

    .share-btn {
        width: 100%;
    }

    .expert-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .expert-actions {
        flex-direction: column;
    }

    .expert-actions .btn {
        width: 100%;
    }
}

/* ========== 社区顾问 ========== */
.advisors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.advisor-card {
    background: linear-gradient(135deg, #e0e7ff 0%, #f3e8ff 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.advisor-avatar {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.advisor-card h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.advisor-role {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
}

.advisor-bio {
    color: var(--text-light);
    font-size: 14px;
}

/* ========== 合作品牌 ========== */
.brands-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.brand-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: 600;
    color: var(--primary-color);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.brand-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* ========== 加入社区 ========== */
.join-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-size: 28px;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: var(--spacing-md);
}

.step h3 {
    font-size: 18px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.step p {
    color: var(--text-light);
    font-size: 14px;
}

.btn-large {
    padding: 16px 48px;
    font-size: 18px;
    margin-top: var(--spacing-lg);
}

/* ========== 内容页面 ========== */
.content-section {
    padding: var(--spacing-2xl) 0;
}

.content-section h1 {
    font-size: 36px;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.content-section h2 {
    font-size: 24px;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.content-section p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.content-section ul {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.content-section li {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.last-updated {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: var(--spacing-lg);
}

.subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

.info-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.info-card h2 {
    font-size: 20px;
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.info-card p {
    margin-bottom: var(--spacing-sm);
}

.description {
    font-size: 14px;
    color: var(--text-light);
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 20px;
    }

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

    .hero-content h2 {
        font-size: 24px;
    }

    .section-title {
        font-size: 22px;
    }

    .header-wrapper {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-menu {
        width: 100%;
    }
}

/* ========== 动画效果 ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.media-card,
.anime-card,
.ai-feature,
.feature-box,
.expert-card,
.review-card,
.faq-item {
    animation: fadeIn 0.6s ease-out forwards;
}

.media-card:nth-child(1) { animation-delay: 0.1s; }
.media-card:nth-child(2) { animation-delay: 0.2s; }
.media-card:nth-child(3) { animation-delay: 0.3s; }
.media-card:nth-child(4) { animation-delay: 0.4s; }
.media-card:nth-child(5) { animation-delay: 0.5s; }
.media-card:nth-child(6) { animation-delay: 0.6s; }

.cosplay-card:nth-child(1) { animation-delay: 0.1s; }
.cosplay-card:nth-child(2) { animation-delay: 0.2s; }
.cosplay-card:nth-child(3) { animation-delay: 0.3s; }
.cosplay-card:nth-child(4) { animation-delay: 0.4s; }

.advisor-card:nth-child(1) { animation-delay: 0.1s; }
.advisor-card:nth-child(2) { animation-delay: 0.2s; }
.advisor-card:nth-child(3) { animation-delay: 0.3s; }

.brand-item:nth-child(1) { animation-delay: 0.1s; }
.brand-item:nth-child(2) { animation-delay: 0.2s; }
.brand-item:nth-child(3) { animation-delay: 0.3s; }
.brand-item:nth-child(4) { animation-delay: 0.4s; }
.brand-item:nth-child(5) { animation-delay: 0.5s; }
.brand-item:nth-child(6) { animation-delay: 0.6s; }

/* ========== 工具类 ========== */
.text-center {
    text-align: center;
}

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

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

.hidden {
    display: none;
}

/* ========== 打印样式 ========== */
@media print {
    .header,
    .search-bar,
    .share-section,
    .footer {
        display: none;
    }
}