/* live2 - Streaming Platform with collapsible sidebar + video grid */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#09090f;color:#a1a1c0;font-size:14px;line-height:1.6}
a{color:#f472b6;text-decoration:none;transition:.25s}a:hover{color:#f9a8d4}
img{max-width:100%;height:auto}ul,ol{list-style:none;padding:0;margin:0}
.container{max-width:1200px;margin:0 auto}

/* ===== Sidebar ===== */
.lv2-sidebar{position:fixed;top:0;left:0;bottom:0;width:60px;background:#0c0c1a;border-right:1px solid rgba(255,255,255,0.06);z-index:100;padding:18px 8px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;overflow-x:hidden;transition:width .3s cubic-bezier(.4,0,.2,1),padding .3s}
.lv2-sidebar:hover{width:230px;padding:18px 14px;box-shadow:8px 0 40px rgba(0,0,0,0.4);z-index:101}
.lv2-sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.3);z-index:99}
.lv2-sidebar:hover~.lv2-sidebar-backdrop{display:block}
.lv2-logo{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#e2e8f0;white-space:nowrap;overflow:hidden;padding-bottom:8px;margin-bottom:4px;border-bottom:1px solid rgba(255,255,255,0.04)}
.lv2-logo span{opacity:0;transition:opacity .2s .05s}.lv2-sidebar:hover .lv2-logo span{opacity:1}
.lv2-logo img{height:30px;flex-shrink:0;border-radius:6px}
.lv2-nav{display:flex;flex-direction:column;gap:1px;flex:1}
.lv2-nav a{display:flex;align-items:center;gap:10px;padding:11px 10px;border-radius:10px;color:#8892b0;font-size:14px;transition:all .2s;font-weight:500;white-space:nowrap;overflow:hidden}
.lv2-sidebar:hover .lv2-nav a{padding:11px 14px}
.lv2-nav a .nav-text{opacity:0;transition:opacity .2s .05s}
.lv2-sidebar:hover .lv2-nav a .nav-text{opacity:1}
.lv2-nav a:hover,.lv2-nav a.active{color:#f472b6;background:rgba(244,114,182,0.1)}
.lv2-nav a.active{font-weight:600;box-shadow:inset 3px 0 0 #f472b6}
.lv2-drop{position:relative}.lv2-drop-menu{display:none;margin:2px 0 2px 14px;border-left:2px solid rgba(244,114,182,0.15);padding-left:8px}
.lv2-sidebar:hover .lv2-drop:hover .lv2-drop-menu{display:block}
.lv2-drop-menu a{display:block;padding:7px 12px;font-size:13px;color:#64748b;border-radius:6px;white-space:nowrap}.lv2-drop-menu a:hover{color:#f472b6;background:rgba(244,114,182,0.06)}
.lv2-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:9px;border-radius:10px;font-weight:600;font-size:14px;transition:all .3s;white-space:nowrap;overflow:hidden;margin-top:auto}
.lv2-sidebar:hover .lv2-btn{padding:11px 14px}
.lv2-btn .btn-text{opacity:0;transition:opacity .2s .05s}
.lv2-sidebar:hover .lv2-btn .btn-text{opacity:1}
.lv2-btn-live{background:linear-gradient(135deg,#db2777,#e11d48);color:#fff;box-shadow:0 4px 16px rgba(219,39,119,0.25)}.lv2-btn-live:hover{box-shadow:0 6px 24px rgba(219,39,119,0.4);transform:translateY(-1px);color:#fff}

/* ===== Main ===== */
.lv2-main{margin-left:60px;min-height:100vh}

/* ===== Tags Bar ===== */
.lv2-live-bar{display:flex;gap:10px;padding:20px 28px 16px;overflow-x:auto;background:linear-gradient(180deg,rgba(244,114,182,0.03),transparent);border-bottom:1px solid rgba(255,255,255,0.04)}
.lv2-live-bar .tag{flex-shrink:0;padding:8px 20px;border-radius:22px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;background:rgba(255,255,255,0.03);color:#8892b0;border:1px solid transparent}
.lv2-live-bar .tag:hover{background:rgba(244,114,182,0.08);color:#f9a8d4}
.lv2-live-bar .tag.active{background:rgba(244,114,182,0.15);color:#f472b6;border-color:rgba(244,114,182,0.3);font-weight:600;box-shadow:0 2px 12px rgba(244,114,182,0.1)}

/* ===== Hero ===== */
.lv2-hero{padding:48px 28px 28px;text-align:center}
.lv2-hero .hero-inner{display:flex;align-items:center;gap:50px;max-width:1000px;margin:0 auto;text-align:left;flex-wrap:wrap}
.lv2-hero .hero-inner .hero-text{flex:1;min-width:300px}
.lv2-hero h1{font-size:36px;font-weight:800;color:#f1f5f9;margin-bottom:8px;line-height:1.2;letter-spacing:-0.5px}
.lv2-hero h1 span{color:#f472b6}
.lv2-hero .h-desc{color:#94a3b8;font-size:15px;line-height:1.7;max-width:500px}
.lv2-hero .h-desc strong{color:#cbd5e1}
.lv2-hero .h-btns{display:flex;gap:14px;margin-top:24px}
.lv2-hero .hero-img{flex-shrink:0;text-align:center}
.lv2-hero .hero-img img{max-height:240px;border-radius:18px;box-shadow:0 20px 50px rgba(0,0,0,0.3),0 0 0 1px rgba(244,114,182,0.08)}
.h-btn-primary{display:inline-block;padding:14px 36px;border-radius:12px;font-size:15px;font-weight:700;background:linear-gradient(135deg,#db2777,#e11d48);color:#fff;box-shadow:0 6px 24px rgba(219,39,119,0.3);transition:all .3s;text-decoration:none}
.h-btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(219,39,119,0.45);color:#fff}
.h-btn-ghost{display:inline-block;padding:14px 36px;border-radius:12px;font-size:15px;font-weight:600;background:transparent;color:#8892b0;border:1px solid rgba(255,255,255,0.1);transition:all .3s;text-decoration:none}
.h-btn-ghost:hover{border-color:rgba(244,114,182,0.3);color:#f9a8d4}

/* ===== Video Grid ===== */
.lv2-video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:0 28px 50px;max-width:1300px;margin:0 auto}
.lv2-video-card{background:#111122;border:1px solid rgba(255,255,255,0.05);border-radius:14px;overflow:hidden;transition:all .35s;cursor:pointer;position:relative}
.lv2-video-card:hover{transform:translateY(-6px);border-color:rgba(244,114,182,0.25);box-shadow:0 16px 48px rgba(0,0,0,0.4),0 0 0 1px rgba(244,114,182,0.08)}
.lv2-video-card .v-thumb{height:155px;overflow:hidden;background:#0a0a14;position:relative}
.lv2-video-card .v-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(transparent 60%,rgba(0,0,0,0.5))}
.lv2-video-card .v-thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.lv2-video-card:hover .v-thumb img{transform:scale(1.08)}
.lv2-video-card .v-live{position:absolute;top:10px;left:10px;background:#e11d48;color:#fff;padding:3px 10px;border-radius:5px;font-size:11px;font-weight:700;z-index:2;letter-spacing:0.5px;box-shadow:0 2px 8px rgba(225,29,72,0.3)}
.lv2-video-card .v-viewers{position:absolute;bottom:10px;left:10px;background:rgba(0,0,0,0.75);color:#fff;padding:3px 10px;border-radius:5px;font-size:11px;z-index:2;backdrop-filter:blur(4px)}
.lv2-video-card .v-info{padding:16px 16px 18px}
.lv2-video-card .v-info h4{font-size:14px;font-weight:600;color:#e2e8f0;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lv2-video-card .v-info .v-author{font-size:12px;color:#64748b;display:flex;align-items:center;gap:4px}
.lv2-video-card .v-info .v-author::before{content:'';width:6px;height:6px;background:#f472b6;border-radius:50%;display:inline-block}

/* ===== Section ===== */
.lv2-section{padding:50px 28px}
.lv2-section>.lv2-sec-title{font-size:24px;font-weight:700;color:#e2e8f0;margin-bottom:24px;display:flex;align-items:center;gap:8px}
.lv2-section>.lv2-sec-title::after{content:'';flex:1;height:1px;background:rgba(255,255,255,0.05)}

.lv2-schedule{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.lv2-sch{background:#111122;border:1px solid rgba(255,255,255,0.04);border-radius:12px;padding:20px;display:flex;align-items:center;gap:16px;transition:all .25s}
.lv2-sch:hover{border-color:rgba(244,114,182,0.15);background:#13132a}
.lv2-sch .sch-time{font-size:18px;font-weight:700;color:#f472b6;min-width:55px;text-align:center;line-height:1.3}
.lv2-sch .sch-time small{display:block;font-size:11px;color:#64748b;font-weight:400}
.lv2-sch .sch-info h4{font-size:14px;color:#e2e8f0;margin-bottom:3px}.lv2-sch .sch-info p{font-size:12px;color:#64748b;margin:0}

.lv2-news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lv2-news-card{background:#111122;border:1px solid rgba(255,255,255,0.04);border-radius:12px;overflow:hidden;transition:all .25s}
.lv2-news-card:hover{transform:translateY(-3px);border-color:rgba(244,114,182,0.12);box-shadow:0 8px 24px rgba(0,0,0,0.2)}
.lv2-news-card .n-img{height:140px;overflow:hidden;background:#0a0a14}.lv2-news-card .n-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.lv2-news-card:hover .n-img img{transform:scale(1.05)}
.lv2-news-card .n-info{padding:14px 16px}.lv2-news-card .n-info h4{font-size:14px;color:#e2e8f0;margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.lv2-news-card .n-info .n-time{font-size:11px;color:#64748b}

/* ===== Chat FAQ ===== */
.lv2-chat-faq{max-width:720px;margin:0 28px}
.lv2-chat-faq .chat-item{display:flex;gap:14px;margin-bottom:20px}
.lv2-chat-faq .chat-item .chat-avatar{width:44px;height:44px;border-radius:50%;background:rgba(244,114,182,0.12);display:flex;align-items:center;justify-content:center;color:#f472b6;flex-shrink:0;font-size:18px;font-weight:700}
.lv2-chat-faq .chat-item .chat-bubble{background:#111122;border:1px solid rgba(255,255,255,0.04);border-radius:14px;padding:16px 20px;max-width:75%;box-shadow:0 2px 8px rgba(0,0,0,0.15)}
.lv2-chat-faq .chat-item .chat-bubble .chat-name{font-weight:700;font-size:13px;color:#f472b6;margin-bottom:4px}
.lv2-chat-faq .chat-item .chat-bubble p{font-size:14px;color:#a1a1c0;margin:0;line-height:1.6}

/* ===== Partners ===== */
.lv2-partner-wrap{overflow:hidden;padding:0 28px}.lv2-partner-track{display:flex;animation:p-scroll 22s linear infinite;width:fit-content;gap:18px}.lv2-partner-track:hover{animation-play-state:paused}.lv2-partner-item{flex-shrink:0;background:#111122;border:1px solid rgba(255,255,255,0.04);border-radius:12px;padding:20px 28px;display:flex;align-items:center;min-width:150px;transition:.25s}.lv2-partner-item:hover{border-color:rgba(244,114,182,0.15)}.lv2-partner-item img{height:100px;width:auto;object-fit:contain}@keyframes p-scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ===== Footer ===== */
.lv2-footer{background:#06060e;border-top:1px solid rgba(255,255,255,0.04);padding:50px 0 30px;margin-left:60px}
.lv2-footer .container{padding:0 28px}

/* ===== Inner Pages ===== */
.lv2-detail{padding-top:30px;margin-left:60px}.lv2-detail .container{padding:0 28px}
.lv2-row{display:flex;flex-wrap:wrap;margin:0-16px}
.lv2-main{flex:0 0 66.66%;max-width:66.66%;padding:0 16px}.lv2-side{flex:0 0 33.33%;max-width:33.33%;padding:0 16px}
.lv2-card{background:#111122;border:1px solid rgba(255,255,255,0.04);border-radius:14px;margin-bottom:20px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,0.1)}
.lv2-card-hd{padding:18px 22px;border-bottom:1px solid rgba(255,255,255,0.04);background:rgba(255,255,255,0.01)}.lv2-card-hd h2,.lv2-card-hd h3{margin:0;font-size:16px;font-weight:700;color:#e2e8f0}.lv2-card-bd{padding:22px}
.lv2-bread{padding:12px 0;font-size:13px;color:#64748b}.lv2-bread a{color:#8892b0}.lv2-bread a:hover{color:#f472b6}.lv2-bread span{margin:0 8px;color:#475569}
.lv2-art-item{display:flex;gap:18px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,0.025)}.lv2-art-item:last-child{border-bottom:none}
.lv2-art-item .art-t{width:180px;height:120px;border-radius:10px;overflow:hidden;flex-shrink:0;background:#0a0a14;box-shadow:0 4px 12px rgba(0,0,0,0.2)}.lv2-art-item .art-t img{width:100%;height:100%;object-fit:cover;transition:.4s}.lv2-art-item .art-t:hover img{transform:scale(1.06)}
.lv2-art-item .art-i{flex:1;min-width:0}.lv2-art-item .art-i h4{font-size:16px;font-weight:600;margin-bottom:6px}.lv2-art-item .art-i h4 a{color:#e2e8f0}.lv2-art-item .art-i h4 a:hover{color:#f472b6}.lv2-art-item .art-i .art-d{font-size:13px;color:#64748b;line-height:1.5;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:8px}.lv2-art-item .art-i .art-m{font-size:12px;color:#475569}
.lv2-list-i{padding:9px 0;border-bottom:1px solid rgba(255,255,255,0.02)}.lv2-list-i:last-child{border-bottom:none}.lv2-list-i a{display:block;color:#8892b0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.lv2-list-i a:hover{color:#f472b6}.lv2-list-i .lt{font-size:11px;color:#475569;margin-top:3px}
.lv2-tags{display:flex;flex-wrap:wrap;gap:6px}.lv2-tags a{padding:5px 12px;background:rgba(244,114,182,0.06);color:#f9a8d4;border-radius:8px;font-size:12px;font-weight:500;transition:.2s}.lv2-tags a:hover{background:rgba(244,114,182,0.16);color:#fff}
.lv2-pag{display:flex;justify-content:center;gap:6px;padding:28px 0 10px}.lv2-pag a,.lv2-pag span{padding:8px 14px;border-radius:8px;background:#111122;color:#8892b0;font-size:13px;border:1px solid rgba(255,255,255,0.04);transition:.2s}.lv2-pag a:hover{background:rgba(244,114,182,0.1);color:#f472b6;border-color:rgba(244,114,182,0.2)}.lv2-pag .active span{background:linear-gradient(135deg,#db2777,#e11d48);color:#fff;border-color:transparent;font-weight:600;box-shadow:0 4px 12px rgba(219,39,119,0.3)}
.lv2-dbody{font-size:15px;line-height:1.9;color:#a1a1c0}.lv2-dbody img{max-width:100%;border-radius:10px;margin:20px 0;box-shadow:0 4px 16px rgba(0,0,0,0.2)}.lv2-dbody a{color:#f472b6}
.lv2-dbody h2,.lv2-dbody h3{margin:32px 0 16px;color:#e2e8f0}
.lv2-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:12px;color:#64748b;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,0.04);margin-bottom:22px}
.lv2-pn{display:flex;gap:20px;padding:20px 0;border-top:1px solid rgba(255,255,255,0.04);margin-top:32px}.lv2-pn>div{flex:1;min-width:0}.lv2-pn .lbl{font-size:11px;color:#475569;margin-bottom:4px;text-transform:uppercase;letter-spacing:0.5px}.lv2-pn a{color:#8892b0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;display:block;font-size:14px}.lv2-pn a:hover{color:#f472b6}
.lv2-404{text-align:center;padding:120px 20px;min-height:50vh;display:flex;flex-direction:column;align-items:center;justify-content:center}.lv2-404 .code{font-size:140px;font-weight:900;background:linear-gradient(135deg,#db2777,#f472b6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1}.lv2-404 .msg{font-size:18px;color:#64748b;margin:16px 0 30px}
.lv2-sh{position:fixed;top:0;left:60px;right:0;background:rgba(9,9,15,0.95);z-index:998;padding:12px 28px;border-bottom:1px solid rgba(255,255,255,0.04);backdrop-filter:blur(12px)}.lv2-sm{padding-top:56px}
.lv2-th{display:flex;align-items:center;gap:14px;padding-bottom:18px;margin-bottom:18px;border-bottom:1px solid rgba(255,255,255,0.04)}.lv2-th .t-icon{width:44px;height:44px;background:rgba(244,114,182,0.08);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#f472b6;font-size:18px;flex-shrink:0}.lv2-th h2{font-size:18px;margin:0;color:#e2e8f0}.lv2-th p{font-size:13px;color:#64748b;margin:0}
.lv2-cbody{font-size:15px;line-height:1.9;color:#a1a1c0}

/* ===== Responsive ===== */
@media(max-width:992px){
  .lv2-sidebar{display:none}.lv2-main,.lv2-footer,.lv2-detail{margin-left:0}.lv2-sh{left:0}
  .lv2-video-grid{grid-template-columns:repeat(2,1fr)}.lv2-news-grid,.lv2-schedule{grid-template-columns:1fr 1fr}
  .lv2-main,.lv2-side{flex:0 0 100%;max-width:100%}
  .lv2-hero h1{font-size:28px}
}
@media(max-width:576px){
  .lv2-video-grid,.lv2-news-grid,.lv2-schedule{grid-template-columns:1fr}
  .lv2-hero h1{font-size:24px}.lv2-hero{padding:24px 16px}
  .lv2-section{padding:36px 16px}.lv2-live-bar{padding:14px 16px}
}