/* 茄子视频 - 主样式文件 */
/* 影视传媒公司+视频社区 - zcmuhe.cn */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8f9fa;
}

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 15px;
}

/* 头部导航 */
.header {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 50%, #ffab91 100%);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(255, 107, 157, 0.3);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
}

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

.logo img {
    height: 45px;
    width: auto;
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
    color: #fff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.2);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-menu li a {
    color: #fff;
    padding: 10px 18px;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

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

/* 搜索框 */
.search-bar {
    background: linear-gradient(90deg, #fff5f8 0%, #fff0e6 100%);
    padding: 15px 0;
    border-bottom: 1px solid #ffe0e6;
}

.search-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.search-input {
    width: 100%;
    max-width: 500px;
    padding: 12px 20px;
    border: 2px solid #ffb6c1;
    border-radius: 30px;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
}

.search-input:focus {
    border-color: #ff6b9d;
    box-shadow: 0 0 15px rgba(255, 107, 157, 0.3);
}

.search-btn {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    color: #fff;
    border: none;
    padding: 12px 25px;
    border-radius: 30px;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(255, 107, 157, 0.4);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 12px 0;
    background: #fff;
    border-bottom: 1px solid #eee;
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    font-size: 14px;
    color: #666;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '>';
    margin: 0 8px;
    color: #ccc;
}

.breadcrumb-list a:hover {
    color: #ff6b9d;
}

/* Banner区域 */
.hero-banner {
    position: relative;
    height: 500px;
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.hero-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 50%, transparent 100%);
    display: flex;
    align-items: center;
}

.hero-content {
    padding-left: 60px;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 48px;
    color: #fff;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content h2 {
    font-size: 24px;
    color: #ffab91;
    margin-bottom: 20px;
}

.hero-content p {
    color: #ddd;
    font-size: 16px;
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-btn {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    color: #fff;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.5);
}

/* 视频卡片 */
.video-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.3);
}

.video-thumbnail {
    position: relative;
    padding-top: 56.25%;
    overflow: hidden;
}

.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.1);
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: rgba(255, 107, 157, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.video-play-btn::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 22px solid #fff;
    border-top: 14px solid transparent;
    border-bottom: 14px solid transparent;
    margin-left: 5px;
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0,0,0,0.8);
    color: #fff;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.video-info {
    padding: 15px;
}

.video-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #888;
}

.video-stats {
    display: flex;
    gap: 12px;
}

.video-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 区块标题 */
.section {
    padding: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 32px;
    color: #333;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #ff6b9d, #ff8a65);
    border-radius: 2px;
}

.section-header p {
    color: #666;
    font-size: 16px;
    margin-top: 20px;
}

/* 视频网格 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

/* 热门视频区 */
.hot-videos {
    background: linear-gradient(180deg, #fff 0%, #fff5f8 100%);
}

/* 分类标签 */
.category-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.category-tab {
    padding: 10px 25px;
    background: #fff;
    border: 2px solid #ffb6c1;
    border-radius: 25px;
    color: #ff6b9d;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-tab:hover,
.category-tab.active {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    border-color: transparent;
    color: #fff;
}

/* 专家展示 */
.experts-section {
    background: #fff;
}

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

.expert-card {
    background: linear-gradient(135deg, #fff5f8 0%, #fff0e6 100%);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.expert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.2);
}

.expert-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 4px solid #fff;
    box-shadow: 0 5px 20px rgba(255, 107, 157, 0.3);
}

.expert-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.expert-name {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.expert-title {
    color: #ff6b9d;
    font-size: 14px;
    margin-bottom: 15px;
}

.expert-desc {
    color: #666;
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.expert-social {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.expert-social a {
    width: 36px;
    height: 36px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ff6b9d;
    transition: all 0.3s ease;
}

.expert-social a:hover {
    background: #ff6b9d;
    color: #fff;
}

.expert-btns {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.expert-btn {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    transition: all 0.3s ease;
}

.expert-btn.primary {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    color: #fff;
}

.expert-btn.secondary {
    background: #fff;
    color: #ff6b9d;
    border: 1px solid #ffb6c1;
}

/* 合作伙伴 */
.partners-section {
    background: linear-gradient(180deg, #fff5f8 0%, #fff 100%);
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.partner-logo {
    width: 150px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.partner-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
}

/* 用户评价 */
.reviews-section {
    background: #fff;
}

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

.review-card {
    background: linear-gradient(135deg, #fff5f8 0%, #fff0e6 100%);
    border-radius: 16px;
    padding: 25px;
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.2);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
}

.review-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.review-user h4 {
    font-size: 16px;
    color: #333;
}

.review-user span {
    font-size: 12px;
    color: #888;
}

.review-stars {
    color: #ffc107;
    margin-bottom: 10px;
}

.review-content {
    color: #666;
    font-size: 14px;
    line-height: 1.8;
}

/* FAQ区域 */
.faq-section {
    background: linear-gradient(180deg, #fff 0%, #fff5f8 100%);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: #fff;
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0,0,0,0.05);
}

.faq-question {
    padding: 20px 25px;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: #ff6b9d;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: #ff6b9d;
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 500px;
}

.faq-answer p {
    color: #666;
    line-height: 1.8;
}

/* 联系我们 */
.contact-section {
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.contact-info h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
}

.contact-text p {
    color: #666;
    font-size: 14px;
}

.contact-qrcodes {
    display: flex;
    gap: 30px;
}

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

.qrcode-item img {
    width: 150px;
    height: 150px;
    border-radius: 10px;
    margin-bottom: 10px;
}

.qrcode-item p {
    font-size: 14px;
    color: #666;
}

/* 社交分享 */
.social-share {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.share-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    transition: all 0.3s ease;
}

.share-btn:hover {
    transform: translateY(-3px);
}

.share-btn.wechat { background: #07c160; }
.share-btn.weibo { background: #e6162d; }
.share-btn.douyin { background: #000; }
.share-btn.bilibili { background: #fb7299; }

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
    padding: 60px 0 30px;
}

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

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: #aaa;
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-title {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: #ff6b9d;
}

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

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

.footer-links a {
    color: #aaa;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ff6b9d;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copyright {
    color: #aaa;
    font-size: 14px;
}

.footer-update {
    color: #888;
    font-size: 13px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .expert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        padding: 15px 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-banner {
        height: 400px;
    }
    
    .hero-content {
        padding: 20px;
    }
    
    .hero-content h1 {
        font-size: 32px;
    }
    
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .expert-grid,
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .category-tabs {
        gap: 8px;
    }
    
    .category-tab {
        padding: 8px 15px;
        font-size: 13px;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
}

/* 懒加载 */
.lazy {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.lazy.loaded {
    opacity: 1;
}

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

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

/* 加载更多按钮 */
.load-more {
    text-align: center;
    margin-top: 40px;
}

.load-more-btn {
    display: inline-block;
    padding: 15px 50px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    color: #fff;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* 直播标签 */
.live-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: #ff4757;
    color: #fff;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    animation: pulse 1.5s infinite;
}

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

/* 特色标签 */
.feature-tags {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.feature-tag {
    background: linear-gradient(135deg, #ff6b9d20 0%, #ff8a6520 100%);
    color: #ff6b9d;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
}

/* 内页样式 */
.page-header {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 50%, #ffab91 100%);
    padding: 60px 0;
    text-align: center;
    color: #fff;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 16px;
    opacity: 0.9;
}

.page-content {
    padding: 60px 0;
    background: #fff;
}

/* 工具卡片 */
.tool-card {
    background: linear-gradient(135deg, #fff5f8 0%, #fff0e6 100%);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.2);
}

.tool-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a65 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 36px;
    color: #fff;
}

.tool-card h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.tool-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.8;
}

/* 社区帖子 */
.post-card {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.15);
}

.post-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.post-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    overflow: hidden;
}

.post-user h4 {
    font-size: 15px;
    color: #333;
}

.post-user span {
    font-size: 12px;
    color: #888;
}

.post-content {
    color: #555;
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 15px;
}

.post-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 15px;
}

.post-images img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 8px;
}

.post-actions {
    display: flex;
    gap: 20px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.post-action {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #888;
    font-size: 13px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.post-action:hover {
    color: #ff6b9d;
}