:root{--ink:#111827;--muted:#6b7280;--bg:#ffffff;--surface:#f8fafc;--line:#e5e7eb;--brand:#1d4ed8;--accent:#0ea5e9}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:focus,button:focus,input:focus,select:focus{outline:3px solid #93c5fd;outline-offset:2px}
header{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--line);z-index:20}
.header-wrap{max-width:1200px;margin:0 auto;padding:10px 16px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
header h1{font-size:18px;margin:0 12px 0 0}
.container{max-width:1200px;margin:0 auto;padding:18px 16px}
.grid{display:grid;gap:14px}
.grid-2{grid-template-columns:1fr}
@media(min-width:900px){.grid-2{grid-template-columns:1fr 1fr}}
.card{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:16px}
.btn{display:inline-block;border:1px solid var(--ink);border-radius:10px;padding:10px 14px;color:var(--ink)}
.badge{display:inline-block;padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:12px}
.input{border:1px solid var(--line);border-radius:10px;padding:8px 12px;background:#fff}
.table{width:100%;border-collapse:separate;border-spacing:0}
.table th,.table td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}
.table th{font-weight:600;color:#374151;background:#fff;position:sticky;top:0}
.kbd{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;background:#f3f4f6;border:1px solid #e5e7eb;border-radius:6px;padding:2px 6px;font-size:12px}
.footer{border-top:1px solid var(--line);padding:16px;color:var(--muted);font-size:14px}
.az{display:flex;flex-wrap:wrap;gap:6px}
.az a{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#111}
.az a.active{background:#eef2ff;border-color:#93c5fd}
.pagination{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.pagination a{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:#fff}
.hero{padding:40px 0;border-bottom:1px solid var(--line)}
.hero h2{font-size:clamp(24px,3.2vw,36px);margin:0 0 8px 0}
.subtitle{color:var(--muted)}
.meta{color:var(--muted);font-size:13px}
.notice{background:#fffbeb;border:1px solid #f59e0b;padding:10px;border-radius:10px}
/* Player extras */
.layout{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:980px){.layout{grid-template-columns:320px 1fr}}
aside{border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--surface);max-height:75vh;overflow:auto}
.chap{display:flex;align-items:start;gap:10px;padding:8px;border-radius:10px;border:1px solid transparent}
.chap:hover{background:#fff;border-color:var(--line);cursor:pointer}
.chap.active{border-color:#1d4ed8;background:#eef2ff}
.player{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#000}
.stage{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;background:#000;color:#fff;position:relative}
.slide{width:100%;height:100%;padding:6vw;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(180deg, rgba(0,0,0,.15), rgba(0,0,0,.8))}
.slide h2{font-size:clamp(20px,3.8vw,44px);margin:0 0 6px 0}
.slide p{font-size:clamp(14px,1.6vw,18px);margin:0;color:#e5e7eb}
.host{display:flex;gap:10px;align-items:center;color:#e5e7eb;margin-top:8px;font-size:14px}
.ticker{position:absolute;left:0;right:0;bottom:0;background:rgba(15,23,42,.85);color:#fff;padding:8px 12px;white-space:nowrap;overflow:hidden}
.ticker span{display:inline-block;padding-right:40px;animation:marq 40s linear infinite}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-100%)}}
.controls{display:flex;gap:8px;align-items:center;padding:10px;background:#fff;border-top:1px solid var(--line)}
.progress{position:relative;height:8px;background:#e5e7eb;border-radius:999px;flex:1}
.bar{position:absolute;left:0;top:0;height:100%;width:0;background:linear-gradient(90deg,#1d4ed8,#0ea5e9);border-radius:999px}
.meta-badges{display:flex;gap:12px;align-items:center;color:#6b7280;font-size:12px;min-width:160px}
.pill{padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:#fff}
.hidden{display:none !important}