/* 
 * 明星绯闻新闻视频网站 - 全新设计风格
 * 配色方案：深紫+金色+暗色系
 * 2026年SEO优化版本
 */

/* CSS变量定义 */
:root {
    --primary-color: #6b21a8;
    --secondary-color: #f59e0b;
    --accent-color: #ec4899;
    --dark-bg: #0f0f1a;
    --card-bg: #1a1a2e;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --gradient-start: #6b21a8;
    --gradient-end: #ec4899;
    --shadow-color: rgba(107, 33, 168, 0.3);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.8;
    min-height: 100vh;
}

/* 图片响应式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 链接样式 */
a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-color);
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 顶部导航 - 非sticky */
.site-header {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--card-bg) 100%);
    border-bottom: 2px solid var(--primary-color);
    padding: 1rem 0;
}

.header-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--secondary-color);
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 主导航 */
.main-nav {
    width: 100%;
}

.nav-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
}

.nav-list li a {
    display: block;
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.nav-list li a:hover,
.nav-list li a.active {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

/* Hero横幅区域 */
.hero-section {
    position: relative;
    padding: 3rem 0;
    background: linear-gradient(180deg, var(--card-bg) 0%, var(--dark-bg) 100%);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(107, 33, 168, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(236, 72, 153, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.hero-title span {
    display: block;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 1.5rem;
}

.hero-banner {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 2px solid var(--primary-color);
}

/* 视频播放模块 */
.video-showcase {
    padding: 3rem 0;
    background: var(--dark-bg);
}

.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 1rem;
}

/* 视频卡片网格 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.video-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.video-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.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(1.1);
}

.play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.play-btn {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(236, 72, 153, 0.5);
    transition: transform 0.3s ease;
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 16px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    margin-left: 4px;
}

.video-card:hover .play-btn {
    transform: scale(1.1);
}

.video-info {
    padding: 1rem;
}

.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    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;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* 网站介绍视频模块 */
.intro-video-section {
    padding: 3rem 0;
    background: linear-gradient(180deg, var(--card-bg) 0%, var(--dark-bg) 100%);
}

.intro-video-wrapper {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.intro-video-player {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid var(--primary-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.intro-video-player img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.intro-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 30px var(--shadow-color);
    transition: all 0.3s ease;
}

.intro-play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 24px solid white;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    margin-left: 6px;
}

.intro-play-btn:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

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

.intro-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.intro-content p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 评论员评论模块 */
.critic-reviews {
    padding: 3rem 0;
    background: var(--dark-bg);
}

.critic-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    margin-bottom: 1rem;
}

.critic-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.critic-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--secondary-color);
    object-fit: cover;
}

.critic-info h4 {
    font-size: 1rem;
    color: var(--text-primary);
}

.critic-info span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.critic-content {
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
    padding-left: 1rem;
    border-left: 3px solid var(--primary-color);
}

/* 授权认证模块 */
.authorization-section {
    padding: 3rem 0;
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--card-bg) 100%);
}

.auth-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
}

.auth-badge {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 3px solid var(--secondary-color);
    padding: 10px;
    background: var(--card-bg);
}

.auth-text {
    text-align: center;
}

.auth-text h3 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.auth-text p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.auth-number {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 25px;
    font-weight: 600;
}

/* 新闻模块 */
.news-section {
    padding: 3rem 0;
    background: var(--dark-bg);
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.news-card {
    display: flex;
    gap: 1rem;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.news-card:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.news-thumb {
    flex-shrink: 0;
    width: 120px;
    height: 90px;
}

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

.news-content {
    padding: 0.75rem 0.75rem 0.75rem 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* 关于我们 */
.about-section {
    padding: 3rem 0;
    background: linear-gradient(180deg, var(--card-bg) 0%, var(--dark-bg) 100%);
}

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

.about-content h3 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin: 1.5rem 0 0.75rem;
}

.about-content p {
    color: var(--text-secondary);
    line-height: 2;
    margin-bottom: 1rem;
    text-indent: 2em;
}

/* FAQ模块 */
.faq-section {
    padding: 3rem 0;
    background: var(--dark-bg);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.faq-question {
    padding: 1rem 1.25rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: rgba(107, 33, 168, 0.2);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--secondary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 1.25rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.25rem 1rem;
    max-height: 500px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 用户评论 */
.reviews-section {
    padding: 3rem 0;
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--card-bg) 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.review-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.25rem;
    border: 1px solid var(--border-color);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.reviewer-info h4 {
    font-size: 1rem;
    color: var(--text-primary);
}

.reviewer-info span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.review-rating {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.review-content {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 0.5rem;
}

.review-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: right;
}

/* 客户支持 */
.support-section {
    padding: 3rem 0;
    background: var(--dark-bg);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.support-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.support-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.support-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.support-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.support-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 页脚 */
.site-footer {
    background: var(--card-bg);
    border-top: 2px solid var(--primary-color);
    padding: 2rem 0 1rem;
}

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

.footer-section h4 {
    font-size: 1rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--dark-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 1rem 0;
    background: var(--card-bg);
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    font-size: 0.85rem;
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
}

.breadcrumb-list li::after {
    content: '>';
    margin: 0 0.5rem;
    color: var(--text-secondary);
}

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

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

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

/* CTA按钮 */
.cta-btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px var(--shadow-color);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--shadow-color);
    color: white;
}

/* 内页样式 */
.page-header {
    padding: 2rem 0;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--card-bg) 100%);
    text-align: center;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.page-desc {
    color: var(--text-secondary);
}

.page-content {
    padding: 2rem 0;
}

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

.content-article h2 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin: 2rem 0 1rem;
}

.content-article h3 {
    font-size: 1.25rem;
    margin: 1.5rem 0 0.75rem;
}

.content-article p {
    color: var(--text-secondary);
    line-height: 2;
    margin-bottom: 1rem;
    text-indent: 2em;
}

.content-article ul {
    margin: 1rem 0 1rem 2rem;
    color: var(--text-secondary);
}

.content-article li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.content-image {
    margin: 1.5rem 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

/* APP下载页面 */
.app-download-section {
    padding: 3rem 0;
    text-align: center;
}

.app-preview {
    max-width: 400px;
    margin: 2rem auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    margin-top: 2rem;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--card-bg);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    transition: all 0.3s ease;
    min-width: 200px;
    justify-content: center;
}

.download-btn:hover {
    background: var(--primary-color);
    transform: scale(1.05);
}

.download-btn span {
    color: var(--text-primary);
    font-weight: 600;
}

/* 响应式设计 - 平板 */
@media (min-width: 768px) {
    .header-inner {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .intro-video-wrapper {
        flex-direction: row;
        align-items: center;
    }
    
    .intro-video-player {
        flex: 1.5;
    }
    
    .intro-content {
        flex: 1;
        text-align: left;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

/* 响应式设计 - 桌面 */
@media (min-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .video-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .news-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .support-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .auth-content {
        flex-direction: row;
        text-align: left;
    }
    
    .auth-text {
        text-align: left;
    }
}

/* 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;
}

/* 懒加载占位 */
.lazy-placeholder {
    background: linear-gradient(90deg, var(--card-bg) 25%, var(--dark-bg) 50%, var(--card-bg) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

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

/* 视频播放器样式 */
.video-player-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
}

.video-player-container video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 黑料卡片样式 */
.heiliao-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.heiliao-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.heiliao-card:hover {
    border-color: var(--accent-color);
    transform: scale(1.02);
}

.heiliao-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.heiliao-card-content {
    padding: 1rem;
}

.heiliao-card-content h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.heiliao-card-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (min-width: 768px) {
    .heiliao-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .heiliao-cards {
        grid-template-columns: repeat(4, 1fr);
    }
}