:root{
  --bg:#0b0f17;
  --panel:#0f172a;
  --panel2:#0b1220;
  --text:#e6edf7;
  --muted:#9fb0c7;
  --blue:#3b82f6;
  --blue2:#60a5fa;
  --border:rgba(148,163,184,.18);
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:radial-gradient(1200px 800px at 20% -10%, rgba(59,130,246,.18), transparent 60%), var(--bg); color:var(--text); font-family:var(--sans)}

#app{display:flex; height:100vh; width:100vw}
.sidebar{width:260px; padding:18px; border-right:1px solid var(--border); background:linear-gradient(180deg, rgba(15,23,42,.9), rgba(11,18,32,.9)); backdrop-filter: blur(8px)}
.brand{display:flex; gap:12px; align-items:center; padding:10px 10px 14px 10px}
.dot{width:12px;height:12px;border-radius:50%; background:var(--blue); box-shadow:0 0 0 4px rgba(59,130,246,.18)}
.title{font-weight:700; letter-spacing:.2px}
.sub{color:var(--muted); font-size:12px; margin-top:2px}

.nav{display:flex; flex-direction:column; gap:8px; margin-top:6px}
.nav a{color:var(--muted); text-decoration:none; padding:10px 12px; border:1px solid transparent; border-radius:12px; background:transparent}
.nav a:hover{border-color:var(--border); color:var(--text); background:rgba(59,130,246,.08)}
.nav a.active{color:var(--text); border-color:rgba(59,130,246,.35); background:rgba(59,130,246,.12)}

.sidebarFooter{position:absolute; bottom:18px; left:18px; right:18px; color:var(--muted); font-size:12px}

.main{flex:1; display:flex; flex-direction:column; min-width:0}
.topbar{display:flex; gap:16px; align-items:center; justify-content:space-between; padding:18px; border-bottom:1px solid var(--border)}
.crumb{font-family:var(--mono); color:var(--muted); font-size:13px}
.search input{width:min(420px, 45vw); padding:10px 12px; border-radius:12px; border:1px solid var(--border); outline:none; background:rgba(15,23,42,.8); color:var(--text)}
.search input:focus{border-color:rgba(96,165,250,.55); box-shadow:0 0 0 4px rgba(59,130,246,.12)}

.panel{padding:18px; overflow:auto}

.grid{display:grid; grid-template-columns:repeat(auto-fill, minmax(210px, 1fr)); gap:14px}
.card{border:1px solid var(--border); border-radius:var(--radius); background:linear-gradient(180deg, rgba(15,23,42,.9), rgba(11,18,32,.9)); box-shadow:var(--shadow); overflow:hidden}
.card .thumb{height:120px; background:linear-gradient(135deg, rgba(59,130,246,.18), rgba(96,165,250,.06)); border-bottom:1px solid var(--border)}
.card .body{padding:12px}
.card .name{font-weight:700; margin:0 0 6px 0}
.card .meta{color:var(--muted); font-size:12px; line-height:1.3; min-height:32px}
.card .actions{display:flex; gap:10px; margin-top:10px}
.btn{display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:9px 10px; border-radius:12px; border:1px solid var(--border); color:var(--text); text-decoration:none; background:rgba(59,130,246,.10)}
.btn:hover{border-color:rgba(96,165,250,.55); background:rgba(59,130,246,.16)}
.btn.secondary{background:transparent; color:var(--muted)}
.btn.secondary:hover{color:var(--text)}

.hero{border:1px solid var(--border); border-radius:var(--radius); background:linear-gradient(135deg, rgba(59,130,246,.16), rgba(15,23,42,.85)); padding:18px; box-shadow:var(--shadow)}
.hero h1{margin:0 0 8px 0}
.hero p{margin:0; color:var(--muted)}

.sectionTitle{margin:18px 0 10px 0; color:var(--muted); font-family:var(--mono); font-size:12px; letter-spacing:.12em; text-transform:uppercase}

.playWrap{border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; background:rgba(0,0,0,.25)}
.playTop{display:flex; justify-content:space-between; gap:12px; padding:12px; border-bottom:1px solid var(--border); align-items:center}
.playTop .left{min-width:0}
.playTop .left .h{font-weight:700}
.playTop .left .d{color:var(--muted); font-size:12px; margin-top:4px}
.playFrame{width:100%; height:min(78vh, 820px); border:0; background:#000}

.kv{display:grid; grid-template-columns:140px 1fr; gap:8px; margin-top:12px; color:var(--muted); font-size:13px}
.kv code{font-family:var(--mono); color:var(--text)}

@media (max-width: 860px){
  .sidebar{display:none}
  .search input{width:60vw}
}