/* 九一视频 原创主题样式 - 影视传媒视频社区 */
/* 版权所有 © 2025 九一视频 gysietu.cn */

:root {
    --primary: #FF6B9D;
    --primary-dark: #E85A8A;
    --secondary: #FF8E53;
    --accent: #FFB6C1;
    --dark: #1A1A2E;
    --dark-light: #16213E;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --bg: #FFFFFF;
    --bg-soft: #FFF5F7;
    --bg-dark: #F8F9FA;
    --gradient: linear-gradient(135deg, #FF6B9D 0%, #FF8E53 100%);
    --gradient-dark: linear-gradient(135deg, #E85A8A 0%, #E07A45 100%);
    --shadow: 0 4px 20px rgba(255, 107, 157, 0.15);
    --shadow-lg: 0 10px 40px rgba(255, 107, 157, 0.2);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 16px; line-height: 1.7; color: var(--text); background: var(--bg);
}
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* 原创导航栏 */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 157, 0.1); transition: var(--transition);
}
.header.scrolled { box-shadow: var(--shadow); }
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px; max-width: 1280px; margin: 0 auto; padding: 0 24px;
}
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo img { width: 44px; height: 44px; border-radius: 12px; }
.logo-text {
    font-size: 1.4rem; font-weight: 700;
    background: var(--gradient); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}
.nav-menu { display: flex; gap: 8px; }
.nav-menu a {
    padding: 10px 18px; text-decoration: none; color: var(--text);
    font-weight: 500; border-radius: var(--radius-sm); transition: var(--transition);
}
.nav-menu a:hover, .nav-menu a.active { background: var(--bg-soft); color: var(--primary); }
.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.mobile-menu-btn span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--transition); }

/* 原创Hero区域 */
.hero {
    position: relative; min-height: 100vh; display: flex;
    align-items: center; justify-content: center; overflow: hidden; padding-top: 72px;
}
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(26, 26, 46, 0.85) 0%, rgba(255, 107, 157, 0.4) 100%); }
.hero-content { position: relative; z-index: 2; text-align: center; color: white; max-width: 900px; padding: 40px 24px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 20px;
    background: rgba(255, 255, 255, 0.15); border-radius: 50px;
    font-size: 0.9rem; margin-bottom: 24px; backdrop-filter: blur(10px);
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.2; margin-bottom: 20px; text-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.hero p { font-size: 1.15rem; opacity: 0.95; max-width: 700px; margin: 0 auto 32px; line-height: 1.8; }
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 32px; font-size: 1rem; font-weight: 600; text-decoration: none;
    border-radius: 50px; transition: var(--transition); cursor: pointer; border: none;
}
.btn-primary { background: var(--gradient); color: white; box-shadow: 0 4px 20px rgba(255, 107, 157, 0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255, 107, 157, 0.5); }
.btn-outline { background: transparent; color: white; border: 2px solid rgba(255, 255, 255, 0.5); }
.btn-outline:hover { background: rgba(255, 255, 255, 0.1); border-color: white; }

/* 原创视频卡片 */
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 50px; }
.section-tag {
    display: inline-block; padding: 6px 16px; background: var(--bg-soft);
    color: var(--primary); font-size: 0.85rem; font-weight: 600;
    border-radius: 50px; margin-bottom: 16px;
}
.section-header h2 { font-size: 2.2rem; font-weight: 700; color: var(--dark); margin-bottom: 16px; }
.section-header p { color: var(--text-light); max-width: 600px; margin: 0 auto; }
.video-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; }
.video-card { background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); }
.video-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.video-thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.video-thumb img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.video-card:hover .video-thumb img { transform: scale(1.05); }
.play-btn {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(0.8);
    width: 70px; height: 70px; background: var(--gradient); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: var(--transition); box-shadow: 0 4px 30px rgba(255, 107, 157, 0.5);
}
.play-btn::after {
    content: ""; width: 0; height: 0; border-style: solid;
    border-width: 12px 0 12px 20px; border-color: transparent transparent transparent white; margin-left: 4px;
}
.video-card:hover .play-btn { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.video-duration {
    position: absolute; bottom: 10px; right: 10px; padding: 4px 10px;
    background: rgba(0, 0, 0, 0.75); color: white; font-size: 0.8rem;
    font-weight: 500; border-radius: 4px;
}
.live-badge { background: #FF4444; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } }
.video-info { padding: 20px; }
.video-info h3, .video-info h4 {
    font-size: 1rem; font-weight: 600; color: var(--dark); line-height: 1.5;
    margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2;
    -webkit-box-orient: vertical; overflow: hidden;
}
.video-meta { display: flex; gap: 16px; color: var(--text-muted); font-size: 0.85rem; }

/* 原创内容模块 */
.content-modules { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.module-card { background: white; border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); transition: var(--transition); }
.module-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.module-icon {
    width: 60px; height: 60px; background: var(--gradient); border-radius: 16px;
    display: flex; align-items: center; justify-content: center; font-size: 1.8rem; margin-bottom: 20px;
}
.module-card h3 { font-size: 1.3rem; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.module-card p { color: var(--text-light); margin-bottom: 16px; }
.module-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.module-tags span { padding: 4px 12px; background: var(--bg-soft); color: var(--primary); font-size: 0.8rem; border-radius: 50px; }

/* 原创专家展示 */
.expert-section { background: var(--dark); color: white; padding: 100px 0; }
.expert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; }
.expert-card {
    background: rgba(255, 255, 255, 0.05); border-radius: var(--radius); padding: 30px;
    text-align: center; transition: var(--transition); border: 1px solid rgba(255, 255, 255, 0.1);
}
.expert-card:hover { background: rgba(255, 255, 255, 0.1); transform: translateY(-4px); }
.expert-avatar { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; margin-bottom: 20px; border: 3px solid var(--primary); }
.expert-card h4 { font-size: 1.2rem; margin-bottom: 8px; }
.expert-role { color: var(--primary); font-size: 0.9rem; margin-bottom: 12px; }
.expert-cert { font-size: 0.85rem; color: rgba(255, 255, 255, 0.7); line-height: 1.6; }

/* 原创社区功能 */
.community-section { background: var(--gradient); padding: 100px 0; color: white; }
.community-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 24px; }
.community-card {
    background: rgba(255, 255, 255, 0.15); border-radius: var(--radius); padding: 28px;
    text-align: center; transition: var(--transition); backdrop-filter: blur(10px);
}
.community-card:hover { background: rgba(255, 255, 255, 0.25); transform: translateY(-4px); }
.community-icon { font-size: 2.5rem; margin-bottom: 16px; }
.community-card h4 { font-size: 1.1rem; margin-bottom: 8px; }
.community-card p { font-size: 0.9rem; opacity: 0.9; }

/* 原创AI工具 */
.ai-tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 24px; }
.ai-tool-card {
    background: white; border-radius: var(--radius); padding: 28px; text-align: center;
    box-shadow: var(--shadow); transition: var(--transition); border: 2px solid transparent;
}
.ai-tool-card:hover { border-color: var(--primary); transform: translateY(-4px); }
.ai-tool-icon {
    width: 64px; height: 64px; background: var(--bg-soft); border-radius: 16px;
    display: flex; align-items: center; justify-content: center; font-size: 2rem; margin: 0 auto 20px;
}
.ai-tool-card h4 { font-size: 1.1rem; font-weight: 600; color: var(--dark); margin-bottom: 10px; }
.ai-tool-card p { color: var(--text-light); font-size: 0.9rem; }

/* 原创用户评价 */
.reviews-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 28px; }
.review-card { background: white; border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.review-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.review-avatar { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; }
.review-info h4 { font-size: 1rem; font-weight: 600; color: var(--dark); }
.review-info span { font-size: 0.85rem; color: var(--text-muted); }
.review-stars { color: #FFB800; font-size: 1rem; margin-bottom: 12px; }
.review-text { color: var(--text-light); line-height: 1.7; }

/* 原创FAQ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: white; border-radius: var(--radius); margin-bottom: 16px; box-shadow: var(--shadow); overflow: hidden; }
.faq-question {
    padding: 24px; font-weight: 600; color: var(--dark); cursor: pointer;
    display: flex; justify-content: space-between; align-items: center;
}
.faq-question::after { content: "+"; font-size: 1.5rem; color: var(--primary); }
.faq-answer { padding: 0 24px 24px; color: var(--text-light); line-height: 1.8; }

/* 原创页脚 */
.footer { background: var(--dark); color: white; padding: 80px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 50px; margin-bottom: 50px; }
.footer-brand img { width: 50px; height: 50px; border-radius: 12px; margin-bottom: 16px; }
.footer-brand h4 { font-size: 1.3rem; margin-bottom: 12px; }
.footer-brand p { color: rgba(255, 255, 255, 0.7); font-size: 0.9rem; line-height: 1.7; }
.footer-links h5 { font-size: 1.1rem; margin-bottom: 20px; color: white; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: rgba(255, 255, 255, 0.7); text-decoration: none; font-size: 0.9rem; transition: var(--transition); }
.footer-links a:hover { color: var(--primary); }
.footer-qrcode { text-align: center; }
.footer-qrcode img { width: 120px; height: 120px; border-radius: 12px; margin-bottom: 12px; }
.footer-qrcode span { display: block; font-size: 0.85rem; color: rgba(255, 255, 255, 0.7); }
.footer-bottom {
    padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px;
}
.footer-bottom p { color: rgba(255, 255, 255, 0.6); font-size: 0.85rem; }
.footer-bottom a { color: rgba(255, 255, 255, 0.6); text-decoration: none; }
.footer-bottom a:hover { color: var(--primary); }
.social-links { display: flex; gap: 12px; }
.social-links a {
    width: 40px; height: 40px; background: rgba(255, 255, 255, 0.1); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; color: white;
    text-decoration: none; font-size: 0.9rem; transition: var(--transition);
}
.social-links a:hover { background: var(--primary); }

/* 面包屑导航 */
.breadcrumb { padding: 20px 0; background: var(--bg-dark); }
.breadcrumb-list { list-style: none; display: flex; align-items: center; gap: 8px; font-size: 0.9rem; }
.breadcrumb-list a { color: var(--text-light); text-decoration: none; }
.breadcrumb-list a:hover { color: var(--primary); }
.breadcrumb-list .current { color: var(--primary); font-weight: 500; }

/* 创作者卡片 */
.creator-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 28px; }
.creator-card { background: white; border-radius: var(--radius); padding: 30px; text-align: center; box-shadow: var(--shadow); transition: var(--transition); }
.creator-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.creator-avatar { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; margin-bottom: 16px; border: 3px solid var(--primary); }
.creator-card h4 { font-size: 1.2rem; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.creator-card .role { color: var(--primary); font-size: 0.9rem; margin-bottom: 12px; }
.creator-card p { color: var(--text-light); font-size: 0.9rem; margin-bottom: 16px; }
.creator-stats { display: flex; justify-content: center; gap: 24px; padding-top: 16px; border-top: 1px solid var(--bg-dark); }
.creator-stats span { font-size: 0.85rem; color: var(--text-muted); }
.creator-stats strong { display: block; font-size: 1.1rem; color: var(--dark); }

/* 响应式设计 */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .content-modules { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .nav-menu {
        display: none; position: absolute; top: 72px; left: 0; right: 0;
        background: white; flex-direction: column; padding: 20px; box-shadow: var(--shadow);
    }
    .nav-menu.active { display: flex; }
    .mobile-menu-btn { display: flex; }
    .hero h1 { font-size: 2rem; }
    .hero-btns { flex-direction: column; align-items: center; }
    .section { padding: 60px 0; }
    .section-header h2 { font-size: 1.8rem; }
    .video-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .reviews-grid { grid-template-columns: 1fr; }
}