/*
Theme Name: Tube
Description: Theme xem video dạng tube (lưới thumbnail + trang xem), khớp plugin Local Video (HLS). Hỗ trợ Multisite.
Version: 1.0
Author: -
*/

:root{
  --bg:#0f0f0f; --surface:#1c1c1c; --surface2:#272727;
  --text:#f1f1f1; --muted:#aaa; --accent:#ff2d55; --border:#2a2a2a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1600px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,15,15,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;gap:24px;height:60px}
.brand{font-weight:800;font-size:20px;letter-spacing:-.02em;white-space:nowrap}
.brand img{max-height:36px;width:auto}
.search{flex:1;max-width:640px;margin:0 auto;display:flex}
.search input{flex:1;background:var(--surface);border:1px solid var(--border);border-right:0;color:var(--text);padding:9px 14px;border-radius:20px 0 0 20px;outline:none;font-size:15px}
.search input:focus{border-color:#3a3a3a}
.search button{background:var(--surface2);border:1px solid var(--border);border-left:0;color:var(--text);padding:0 18px;border-radius:0 20px 20px 0;cursor:pointer;font-size:15px}
.nav-cats{display:flex;gap:8px;overflow-x:auto;padding:10px 0;scrollbar-width:none}
.nav-cats::-webkit-scrollbar{display:none}
.nav-cats a{background:var(--surface2);color:var(--text);padding:6px 14px;border-radius:16px;font-size:13px;white-space:nowrap}
.nav-cats a:hover{background:#333}

/* Page */
.page-title{font-size:20px;margin:24px 0 16px}
.empty{color:var(--muted);padding:40px 0}

/* Grid + cards */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px 16px}
.card{display:block}
.thumb{position:relative;aspect-ratio:16/9;background:var(--surface);border-radius:12px;overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s}
.card:hover .thumb img{transform:scale(1.04)}
.thumb-ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#555;font-size:34px}
.dur{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.85);color:#fff;font-size:12px;font-weight:600;padding:2px 6px;border-radius:4px}
.card-body{padding:10px 2px 0}
.card-title{font-size:15px;font-weight:600;margin:0 0 4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover .card-title{color:#fff}
.card-meta{color:var(--muted);font-size:13px}

/* Watch */
.watch{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:28px;margin-top:24px}
.watch-primary{min-width:0}
.lv-player{border-radius:12px;overflow:hidden;background:#000}
.watch-title{font-size:22px;margin:16px 0 8px}
.watch-meta{color:var(--muted);font-size:14px;margin-bottom:16px}
.watch-meta a{color:var(--muted)}
.watch-meta a:hover{color:var(--accent)}
.watch-desc{background:var(--surface);border-radius:12px;padding:14px 16px;color:#ddd;font-size:14px;white-space:pre-wrap}
.watch-related h2{font-size:16px;margin:0 0 14px}
.related-list{display:flex;flex-direction:column;gap:14px}
.related-list .card{display:grid;grid-template-columns:168px 1fr;gap:10px}
.related-list .thumb{border-radius:8px}
.related-list .card-body{padding:0}
.related-list .card-title{font-size:14px;-webkit-line-clamp:2}

/* Pagination */
.pagination{display:flex;gap:8px;justify-content:center;margin:36px 0;flex-wrap:wrap}
.pagination .page-numbers{background:var(--surface2);color:var(--text);padding:8px 14px;border-radius:8px;font-size:14px}
.pagination .current{background:var(--accent);color:#fff}
.pagination a:hover{background:#333}

/* Footer */
.site-footer{border-top:1px solid var(--border);margin-top:60px;padding:30px 0;color:var(--muted);font-size:13px}

/* Responsive */
@media(max-width:1100px){ .watch{grid-template-columns:1fr} }
@media(max-width:680px){
  .wrap{padding:0 14px}
  .header-inner{gap:12px;height:54px}
  .brand{font-size:17px}
  .video-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px 10px}
  .card-title{font-size:14px}
  .watch-title{font-size:18px}
}