/* 免费看片 - 原创主题样式 */
/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #ff6b9d;
    --secondary-color: #c44dff;
    --accent-color: #7c3aed;
    --text-dark: #1a1a2e;
    --text-light: #666;
    --bg-light: #faf5ff;
    --bg-white: #ffffff;
    --gradient-primary: linear-gradient(135deg, #ff6b9d 0%, #c44dff 100%);
    --shadow-soft: 0 4px 20px rgba(196, 77, 255, 0.15);
    --shadow-hover: 0 8px 30px rgba(196, 77, 255, 0.25);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-light);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航 */
.site-header {
    background: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.brand-logo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    padding: 8px 0;
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
}

/* 搜索栏 */
.search-section {
    background: var(--bg-white);
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

.search-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.search-box {
    display: flex;
    gap: 10px;
}

.search-input {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #eee;
    border-radius: 50px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-btn {
    padding: 12px 30px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(124,58,237,0.7) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    color: white;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255,255,255,0.15);
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 600px;
    margin-bottom: 30px;
}

.hero-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255,107,157,0.4);
}

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

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

/* 面包屑导航 */
.breadcrumb-nav {
    background: var(--bg-white);
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    font-size: 0.9rem;
}

.breadcrumb-list li::after {
    content: '>';
    margin-left: 10px;
    color: #999;
}

.breadcrumb-list li:last-child::after {
    display: none;
}

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

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

/* 通用模块样式 */
.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(196,77,255,0.1);
    color: var(--secondary-color);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1rem;
}

/* 视频模块 */
.video-section {
    padding: 60px 0;
    background: var(--bg-white);
}

.video-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.video-tab {
    padding: 10px 24px;
    background: var(--bg-light);
    border-radius: 50px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

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

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

.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.video-card:hover .video-thumb img {
    transform: scale(1.08);
}

.video-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

.play-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-left: 4px;
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    padding: 4px 10px;
    background: rgba(0,0,0,0.7);
    color: white;
    border-radius: 4px;
    font-size: 0.8rem;
}

.video-live {
    background: #ff4757;
}

.video-body {
    padding: 20px;
}

.video-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.video-stats {
    display: flex;
    gap: 15px;
}

.video-stat {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* 服务模块 */
.services-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
}

.service-card {
    background: var(--bg-white);
    padding: 35px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.service-desc {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 专家模块 */
.experts-section {
    padding: 60px 0;
    background: var(--bg-white);
}

.experts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(500px, 1fr));
    gap: 30px;
}

.expert-card {
    display: flex;
    gap: 25px;
    background: var(--bg-light);
    padding: 30px;
    border-radius: var(--radius-lg);
    align-items: flex-start;
}

.expert-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.expert-info {
    flex: 1;
}

.expert-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.expert-role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
}

.expert-bio {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.expert-actions {
    display: flex;
    gap: 10px;
}

.expert-btn {
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.expert-btn-outline {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.expert-btn:hover {
    transform: translateY(-2px);
}

/* 社区模块 */
.community-section {
    padding: 60px 0;
    background: var(--gradient-primary);
}

.community-content {
    text-align: center;
}

.community-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.community-card {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 30px 20px;
    border-radius: var(--radius-md);
    color: white;
}

.community-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.community-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.community-desc {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* 联系模块 */
.contact-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
}

.contact-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-soft);
}

.contact-card h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.contact-qr {
    width: 150px;
    height: 150px;
    margin-bottom: 15px;
    border-radius: var(--radius-sm);
}

.contact-info {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* 页脚 */
.site-footer {
    background: var(--text-dark);
    color: white;
    padding: 50px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.footer-logo span {
    font-size: 1.3rem;
    font-weight: 700;
}

.footer-desc {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-col h5 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a,
.footer-links li {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-qrcodes {
    display: flex;
    gap: 15px;
}

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

.footer-qr img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-sm);
    margin-bottom: 5px;
}

.footer-qr span {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.7);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
    margin-bottom: 5px;
}

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

/* 响应式设计 */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .experts-grid {
        grid-template-columns: 1fr;
    }
    
    .expert-card {
        flex-direction: column;
        text-align: center;
    }
    
    .expert-actions {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-qrcodes {
        justify-content: center;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* 懒加载 */
img[data-src] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.loaded {
    opacity: 1;
}

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

.animate-fade-in {
    animation: fadeInUp 0.6s ease forwards;
}