/* 黑料 - 黑料内容平台 全站样式 */
/* hdcdbn.cn */
:root{--primary:#0a0e17;--secondary:#1a1f2e;--accent:#00a8ff;--accent2:#ff6b35;--gold:#ffd700;--text:#e0e0e0;--text-light:#a0a0a0;--white:#ffffff;--border:#2a2f3e;--card-bg:#141824;--gradient:linear-gradient(135deg,#00a8ff,#0066cc);--shadow:0 4px 20px rgba(0,0,0,.4)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;background:var(--primary);color:var(--text);line-height:1.8;overflow-x:hidden}
a{color:var(--accent);text-decoration:none;transition:color .3s}
a:hover{color:var(--gold)}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
/* Header */
.site-header{background:rgba(10,14,23,.95);backdrop-filter:blur(10px);position:fixed;top:0;left:0;width:100%;z-index:1000;border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;max-width:1200px;margin:0 auto}
.logo-wrap{display:flex;align-items:center;gap:10px}
.logo-wrap img{height:45px;width:auto}
.logo-wrap .brand-name{font-size:1.4rem;font-weight:700;color:var(--white);letter-spacing:1px}
.logo-wrap .brand-name span{color:var(--accent)}
/* Navigation */
.main-nav ul{display:flex;list-style:none;gap:5px}
.main-nav ul li a{padding:8px 14px;color:var(--text);font-size:.9rem;border-radius:6px;transition:all .3s;white-space:nowrap}
.main-nav ul li a:hover,.main-nav ul li a.active{background:var(--accent);color:var(--white)}
.mobile-menu-btn{display:none;background:none;border:none;color:var(--white);font-size:1.5rem;cursor:pointer}
/* Search Bar */
.search-bar{background:var(--secondary);padding:12px 0;border-bottom:1px solid var(--border);margin-top:65px}
.search-bar .container{display:flex;align-items:center;gap:10px}
.search-bar input{flex:1;background:var(--card-bg);border:1px solid var(--border);color:var(--text);padding:10px 16px;border-radius:25px;font-size:.9rem;outline:none;transition:border-color .3s}
.search-bar input:focus{border-color:var(--accent)}
.search-bar button{background:var(--gradient);color:var(--white);border:none;padding:10px 24px;border-radius:25px;cursor:pointer;font-size:.9rem;transition:opacity .3s}
.search-bar button:hover{opacity:.85}
/* Banner */
.hero-banner{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-banner .bg-img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;filter:brightness(.5)}
.hero-content{position:relative;z-index:2;text-align:center;padding:20px;max-width:800px}
.hero-content h1{font-size:2.6rem;color:var(--white);margin-bottom:15px;text-shadow:0 2px 10px rgba(0,0,0,.6)}
.hero-content h1 span{color:var(--accent)}
.hero-content p{font-size:1.1rem;color:var(--text);margin-bottom:25px;line-height:1.9}
.hero-content .btn-group{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 30px;border-radius:30px;font-size:1rem;font-weight:600;transition:all .3s;cursor:pointer;border:none}
.btn-primary{background:var(--gradient);color:var(--white)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,168,255,.4);color:var(--white)}
.btn-outline{background:transparent;color:var(--white);border:2px solid var(--accent)}
.btn-outline:hover{background:var(--accent);color:var(--white)}
/* Section */
.section{padding:60px 0}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:2rem;color:var(--white);margin-bottom:10px}
.section-title h2 span{color:var(--accent)}
.section-title p{color:var(--text-light);font-size:1rem}
.section-alt{background:var(--secondary)}
/* Video Card */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.video-card{background:var(--card-bg);border-radius:12px;overflow:hidden;border:1px solid var(--border);transition:all .3s}
.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--accent)}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;cursor:pointer}
.video-thumb img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.video-thumb video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s;background:#000}
.video-card:hover .video-thumb video{transform:scale(1.05)}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:rgba(0,168,255,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;z-index:2}
.play-btn::after{content:'';display:block;width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:4px}
.video-card:hover .play-btn{opacity:1}
.play-btn.playing::after{border-width:10px;border-style:solid;border-color:transparent transparent transparent #fff;width:4px;height:0;border-left:5px solid #fff;border-right:5px solid #fff;border-top:none;border-bottom:none}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.8);color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem;z-index:2}
.video-info{padding:14px}
.video-info h3{font-size:.95rem;color:var(--white);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;align-items:center;gap:12px;color:var(--text-light);font-size:.8rem}
.video-meta span{display:flex;align-items:center;gap:4px}
.video-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.video-tags span{background:var(--secondary);color:var(--accent);padding:2px 10px;border-radius:12px;font-size:.75rem}
/* Expert Card */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:25px}
.expert-card{background:var(--card-bg);border-radius:12px;overflow:hidden;border:1px solid var(--border);text-align:center;transition:all .3s}
.expert-card:hover{border-color:var(--accent);transform:translateY(-3px)}
.expert-card .avatar{width:100%;height:280px;object-fit:cover}
.expert-card .info{padding:20px}
.expert-card .info h3{color:var(--white);font-size:1.1rem;margin-bottom:5px}
.expert-card .info .role{color:var(--accent);font-size:.85rem;margin-bottom:10px}
.expert-card .info p{color:var(--text-light);font-size:.85rem;line-height:1.6}
.expert-card .actions{display:flex;gap:10px;padding:0 20px 20px;justify-content:center}
.expert-card .actions a{padding:8px 16px;border-radius:20px;font-size:.8rem;border:1px solid var(--accent);color:var(--accent);transition:all .3s}
.expert-card .actions a:hover{background:var(--accent);color:var(--white)}
/* FAQ */
.V0G19-list{max-width:800px;margin:0 auto}
.V0G19-item{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;margin-bottom:12px;overflow:hidden}
.V0G19-item .V0G19-q{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--white);font-weight:600;transition:background .3s}
.V0G19-item .V0G19-q:hover{background:var(--secondary)}
.V0G19-item .V0G19-q::after{content:'+';font-size:1.3rem;color:var(--accent);transition:transform .3s}
.V0G19-item.active .V0G19-q::after{transform:rotate(45deg)}
.V0G19-item .V0G19-a{padding:0 20px;max-height:0;overflow:hidden;transition:all .4s;color:var(--text-light);line-height:1.8}
.V0G19-item.active .V0G19-a{padding:0 20px 16px;max-height:500px}
/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.review-card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:24px;transition:all .3s}
.review-card:hover{border-color:var(--accent)}
.review-card .stars{color:var(--gold);margin-bottom:10px;font-size:1rem}
.review-card .review-text{color:var(--text);font-size:.9rem;line-height:1.8;margin-bottom:12px}
.review-card .reviewer{display:flex;align-items:center;gap:10px}
.review-card .reviewer .avatar-sm{width:36px;height:36px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;color:var(--white);font-weight:700;font-size:.85rem}
.review-card .reviewer .name{color:var(--white);font-size:.85rem}
.review-card .reviewer .date{color:var(--text-light);font-size:.75rem}
/* Brand Wall */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.brand-wall .brand-item{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:20px 30px;font-size:1.1rem;color:var(--text-light);font-weight:700;transition:all .3s;min-width:150px;text-align:center}
.brand-wall .brand-item:hover{border-color:var(--accent);color:var(--accent)}
/* Contact */
.Wd9vXbT-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.Wd9vXbT-card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:25px;text-align:center}
.Wd9vXbT-card h3{color:var(--white);margin-bottom:10px}
.Wd9vXbT-card p{color:var(--text-light);font-size:.9rem;line-height:1.8}
.Wd9vXbT-card img{max-width:160px;margin:10px auto}
/* Share */
.gsiIL9Jq-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.gsiIL9Jq-btns a{display:flex;align-items:center;gap:6px;padding:10px 20px;border-radius:25px;font-size:.85rem;color:var(--white);transition:all .3s}
.gsiIL9Jq-btns a:hover{transform:translateY(-2px);color:var(--white)}
.gsiIL9Jq-wechat{background:#07c160}
.gsiIL9Jq-weibo{background:#e6162d}
.gsiIL9Jq-douyin{background:#161823}
.gsiIL9Jq-bilibili{background:#00a1d6}
/* Footer */
.site-footer{background:var(--secondary);border-top:1px solid var(--border);padding:40px 0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:var(--white);margin-bottom:15px;font-size:1rem}
.footer-col p,.footer-col a{color:var(--text-light);font-size:.85rem;line-height:2}
.footer-col a:hover{color:var(--accent)}
.footer-col ul{list-style:none}
.footer-col ul li a{display:block}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;text-align:center;color:var(--text-light);font-size:.8rem}
.footer-bottom .qr-wrap{display:flex;justify-content:center;gap:30px;margin-bottom:20px}
.footer-bottom .qr-wrap img{width:120px;border-radius:8px}
.footer-bottom .qr-wrap .qr-label{font-size:.75rem;margin-top:5px;color:var(--text-light)}
/* Breadcrumb */
.breadcrumb{padding:15px 0;font-size:.85rem;color:var(--text-light)}
.breadcrumb a{color:var(--accent)}
.breadcrumb span{margin:0 8px;color:var(--text-light)}
/* How-To Guide */
.wGkyrP-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.wGkyrP-step{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:25px;text-align:center;transition:all .3s}
.wGkyrP-step:hover{border-color:var(--accent)}
.wGkyrP-step .step-num{width:50px;height:50px;border-radius:50%;background:var(--gradient);color:var(--white);display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin:0 auto 15px}
.wGkyrP-step h3{color:var(--white);font-size:1rem;margin-bottom:8px}
.wGkyrP-step p{color:var(--text-light);font-size:.85rem}
/* AI Module */
.ai-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.ai-card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:25px;transition:all .3s}
.ai-card:hover{border-color:var(--accent);transform:translateY(-3px)}
.ai-card .icon{font-size:2rem;margin-bottom:12px}
.ai-card h3{color:var(--white);font-size:1rem;margin-bottom:8px}
.ai-card p{color:var(--text-light);font-size:.85rem;line-height:1.7}
/* Stats */
.stats-bar{background:var(--gradient);padding:40px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-item .num{font-size:2.2rem;font-weight:700;color:var(--white)}
.stat-item .label{color:rgba(255,255,255,.8);font-size:.9rem;margin-top:5px}
/* Tag Cloud */
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.tag-cloud a{background:var(--card-bg);border:1px solid var(--border);padding:6px 16px;border-radius:20px;font-size:.8rem;color:var(--text-light);transition:all .3s}
.tag-cloud a:hover{background:var(--accent);color:var(--white);border-color:var(--accent)}
/* Responsive */
@media(max-width:768px){
.header-inner{flex-wrap:wrap}
.main-nav{display:none;width:100%;order:3}
.main-nav.active{display:block}
.main-nav ul{flex-direction:column;padding:10px 0}
.main-nav ul li a{display:block;padding:10px 15px}
.mobile-menu-btn{display:block}
.hero-banner{height:400px}
.hero-content h1{font-size:1.6rem}
.hero-content p{font-size:.9rem}
.stats-grid{grid-template-columns:repeat(2,1fr)}
.video-grid{grid-template-columns:1fr}
.expert-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.search-bar{margin-top:60px}
}
@media(max-width:480px){
.hero-banner{height:320px}
.hero-content h1{font-size:1.3rem}
.section{padding:40px 0}
.section-title h2{font-size:1.4rem}
.btn{padding:10px 20px;font-size:.85rem}
}
/* Lazy Load */
img[loading="lazy"]{opacity:0;transition:opacity .5s}
img[loading="lazy"].loaded,img[loading="lazy"][src]{opacity:1}
/* Animations */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeInUp .6s ease forwards}
/* MCP placeholder */
.GOZqh{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:20px;margin:20px 0;text-align:center}
.GOZqh h4{color:var(--white);margin-bottom:10px}
.GOZqh .IRiIMb{color:var(--accent);font-size:.85rem}