/* 星影传媒 - 主样式表 */
/* 独特配色方案：深紫渐变 + 金色点缀 */

:root {
    --primary-dark: #1a0a2e;
    --primary-purple: #3d1a78;
    --accent-gold: #d4af37;
    --accent-rose: #e91e63;
    --text-light: #f5f5f5;
    --text-muted: #b8b8b8;
    --card-bg: rgba(61, 26, 120, 0.3);
    --gradient-main: linear-gradient(135deg, #1a0a2e 0%, #3d1a78 50%, #2d1b69 100%);
    --gradient-gold: linear-gradient(90deg, #d4af37, #f4d03f, #d4af37);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    background: var(--gradient-main);
    color: var(--text-light);
    line-height: 1.8;
    min-height: 100vh;
}

/* 导航栏 - 非固定 */
.main-nav {
    background: rgba(26, 10, 46, 0.95);
    padding: 1rem 0;
    border-bottom: 2px solid var(--accent-gold);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-area img {
    height: 50px;
    width: auto;
}

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

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

.nav-menu li a {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.6rem 1rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    display: block;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: var(--accent-gold);
    color: var(--primary-dark);
}

.watch-btn {
    background: var(--accent-rose) !important;
    color: white !important;
    font-weight: 600;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: 2px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2rem;
}

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 2rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

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

.hero-desc {
    font-size: 1.3rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--accent-gold);
    color: var(--primary-dark);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 1rem 0;
    max-width: 1400px;
    margin: 0 auto;
    padding-left: 1.5rem;
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    font-size: 0.9rem;
}

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

.breadcrumb-list li:last-child::after {
    content: '';
}

.breadcrumb-list a {
    color: var(--accent-gold);
    text-decoration: none;
}

.breadcrumb-list span {
    color: var(--text-muted);
}

/* 内容区域 */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--gradient-gold);
    margin: 1rem auto 0;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* 视频卡片网格 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.video-card {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.video-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-gold);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

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

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(212, 175, 55, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.play-overlay::after {
    content: '';
    border-left: 20px solid var(--primary-dark);
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    margin-left: 5px;
}

.video-info {
    padding: 1.5rem;
}

.video-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-light);
}

.video-meta {
    display: flex;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.video-rating {
    color: var(--accent-gold);
}

/* 明星展示区 */
.star-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

.star-card {
    text-align: center;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.star-card:hover {
    transform: scale(1.05);
    background: rgba(212, 175, 55, 0.1);
}

.star-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent-gold);
    margin-bottom: 1rem;
}

.star-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.star-works {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 评论区 */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.review-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    border-left: 4px solid var(--accent-gold);
}

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

.reviewer-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.reviewer-info h4 {
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.reviewer-info span {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.review-stars {
    color: var(--accent-gold);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.review-content {
    color: var(--text-muted);
    line-height: 1.8;
}

.review-date {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* FAQ区域 */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: rgba(212, 175, 55, 0.1);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent-gold);
}

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

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    color: var(--text-muted);
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 500px;
}

/* 支付方式 */
.payment-section {
    background: rgba(0,0,0,0.2);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.payment-icon {
    background: white;
    padding: 1rem 2rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.payment-icon img {
    height: 30px;
    width: auto;
}

/* 页脚 */
.main-footer {
    background: rgba(0,0,0,0.4);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--accent-gold);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--accent-gold);
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-badges {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.footer-badges img {
    height: 40px;
    width: auto;
}

/* 视频播放器 */
.video-player-container {
    background: #000;
    border-radius: 15px;
    overflow: hidden;
    margin: 2rem 0;
}

.video-player {
    width: 100%;
    aspect-ratio: 16/9;
}

/* 内页样式 */
.page-header {
    padding: 3rem 0;
    text-align: center;
    background: rgba(0,0,0,0.2);
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-desc {
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

.content-article {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.content-article h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: var(--accent-gold);
}

.content-article h3 {
    font-size: 1.4rem;
    margin: 1.5rem 0 1rem;
}

.content-article p {
    margin-bottom: 1.5rem;
    color: var(--text-muted);
    line-height: 2;
}

.content-article img {
    max-width: 100%;
    border-radius: 10px;
    margin: 1.5rem 0;
}

.content-article ul, .content-article ol {
    margin: 1rem 0 1.5rem 2rem;
    color: var(--text-muted);
}

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

/* APP下载页面 */
.app-download-section {
    text-align: center;
    padding: 4rem 0;
}

.app-preview {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin: 3rem 0;
}

.app-preview img {
    max-width: 250px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--card-bg);
    padding: 1rem 2rem;
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-light);
    transition: all 0.3s ease;
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.download-btn:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
}

.download-btn img {
    height: 40px;
    width: auto;
}

/* 关于我们 */
.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .about-section {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        padding-top: 1rem;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-section {
        min-height: 60vh;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-desc {
        font-size: 1rem;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .section {
        padding: 2rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .video-card {
        border-radius: 10px;
    }
    
    .review-card {
        padding: 1.5rem;
    }
}

/* 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%, rgba(255,255,255,0.1) 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; }
}

/* 作者信息卡片 */
.author-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent-gold);
}

.author-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.author-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* 特色标签 */
.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 1rem 0;
}

.feature-tag {
    background: rgba(212, 175, 55, 0.2);
    color: var(--accent-gold);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* 统计数字 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
    padding: 3rem 0;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 视频详情页 */
.video-detail-header {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.video-detail-info {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
}

@media (max-width: 768px) {
    .video-detail-header {
        grid-template-columns: 1fr;
    }
}