/* 宅男视频app - 主样式表 */
/* 08253.hk - 影视传媒与视频社区 */

:root {
    --primary-color: #e91e8c;
    --secondary-color: #9c27b0;
    --accent-color: #673ab7;
    --dark-bg: #1a1a2e;
    --light-bg: #f8f9fa;
    --text-dark: #333333;
    --text-light: #ffffff;
    --gradient-primary: linear-gradient(135deg, #e91e8c 0%, #9c27b0 50%, #673ab7 100%);
    --shadow-soft: 0 4px 15px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 25px rgba(233,30,140,0.3);
}

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

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--light-bg);
}

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;
}

/* 头部导航样式 */
.header {
    background: var(--dark-bg);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-soft);
}

.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: 22px;
    font-weight: bold;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: var(--text-light);
    font-size: 15px;
    padding: 8px 0;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* 搜索框样式 */
.search-bar {
    background: rgba(255,255,255,0.1);
    padding: 15px 0;
}

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

.search-input {
    width: 500px;
    max-width: 90%;
    padding: 12px 20px;
    border: 2px solid transparent;
    border-radius: 25px;
    font-size: 15px;
    background: white;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(233,30,140,0.3);
}

.search-btn {
    padding: 12px 25px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 15px;
    transition: transform 0.3s ease;
}

.search-btn:hover {
    transform: scale(1.05);
}

/* Banner样式 */
.banner {
    position: relative;
    height: 400px;
    overflow: hidden;
}

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

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(26,26,46,0.9) 0%, rgba(26,26,46,0.5) 50%, transparent 100%);
    display: flex;
    align-items: center;
}

.banner-content {
    padding-left: 50px;
    color: white;
}

.banner-content h1 {
    font-size: 42px;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.banner-content p {
    font-size: 18px;
    margin-bottom: 25px;
    opacity: 0.9;
}

.btn-primary {
    display: inline-block;
    padding: 14px 35px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 30px;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* 视频卡片样式 */
.section {
    padding: 60px 0;
}

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

.section-title h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.section-title p {
    color: #666;
    font-size: 16px;
}

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

.video-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.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);
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(233,30,140,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.play-btn::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 18px solid white;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    margin-left: 5px;
}

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

.video-info {
    padding: 15px;
}

.video-info h3 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-dark);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #999;
    font-size: 13px;
}

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

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

/* 专家展示样式 */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.expert-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.expert-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.expert-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 20px;
    overflow: hidden;
    border: 4px solid var(--primary-color);
}

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

.expert-card h3 {
    font-size: 20px;
    margin-bottom: 5px;
}

.expert-card .title {
    color: var(--primary-color);
    font-size: 14px;
    margin-bottom: 15px;
}

.expert-card p {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
}

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

.btn-outline {
    padding: 8px 20px;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

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

/* 功能模块样式 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
}

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
}

.feature-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.feature-card p {
    color: #666;
    font-size: 14px;
}

/* 用户评价样式 */
.review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.review-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-soft);
}

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

.review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.review-user h4 {
    font-size: 16px;
    margin-bottom: 3px;
}

.review-stars {
    color: #ffc107;
    font-size: 14px;
}

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

/* 联系我们样式 */
.contact-section {
    background: var(--dark-bg);
    color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 40px;
}

.contact-item h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.contact-item p {
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.9;
}

.qrcode-grid {
    display: flex;
    gap: 20px;
}

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

.qrcode-item img {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.qrcode-item p {
    font-size: 13px;
}

/* 页脚样式 */
.footer {
    background: #111;
    color: white;
    padding: 40px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 30px;
}

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

.footer-logo img {
    height: 40px;
}

.footer-links {
    display: flex;
    gap: 40px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: color 0.3s ease;
}

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

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

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

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    font-size: 14px;
}

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

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

.breadcrumb-list a {
    color: #666;
}

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

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination a, .pagination span {
    padding: 10px 15px;
    background: white;
    border-radius: 8px;
    color: var(--text-dark);
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

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

/* 响应式设计 */
@media (max-width: 992px) {
    .nav-menu {
        gap: 20px;
    }
    
    .banner-content h1 {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    
    .banner {
        height: 300px;
    }
    
    .banner-content {
        padding: 20px;
        text-align: center;
    }
    
    .banner-content h1 {
        font-size: 26px;
    }
    
    .search-input {
        width: 100%;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title h2 {
        font-size: 24px;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .expert-grid {
        grid-template-columns: 1fr;
    }
    
    .review-grid {
        grid-template-columns: 1fr;
    }
}

/* 懒加载占位 */
.lazy-load {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* 分类标签 */
.tag {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(233,30,140,0.1);
    color: var(--primary-color);
    border-radius: 15px;
    font-size: 12px;
    margin-right: 8px;
    margin-bottom: 8px;
}

/* 内页样式 */
.page-header {
    background: var(--gradient-primary);
    padding: 60px 0;
    text-align: center;
    color: white;
}

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

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

.content-section {
    padding: 50px 0;
}

.sidebar {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-soft);
}

.sidebar h3 {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.sidebar-list a {
    color: #666;
    font-size: 14px;
}

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

/* 工具卡片 */
.tool-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    height: 100%;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.tool-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    margin-bottom: 20px;
}

.tool-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.tool-card p {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
}

.tool-card .btn-small {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px;
    font-size: 13px;
}

/* 社区帖子样式 */
.post-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow-soft);
    margin-bottom: 20px;
}

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

.post-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

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

.post-time {
    font-size: 12px;
    color: #999;
}

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

.post-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 15px;
}

.post-images img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
}

.post-actions {
    display: flex;
    gap: 30px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.post-actions span {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #666;
    font-size: 14px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.post-actions span:hover {
    color: var(--primary-color);
}