:root{
  --bg:#0f1115;--surface:#171a21;--surface-2:#1f232c;--text:#eceef3;--muted:#9aa1b2;
  --accent:#8fb8ff;--accent-2:#b9a4ff;--ok:#6fd49a;--warn:#ffd166;--bad:#ff6b6b;
  --border:#2a2f3a;--radius:16px;--shadow:0 10px 30px rgba(0,0,0,.35);
  color-scheme:dark;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f6f7fb;--surface:#ffffff;--surface-2:#eef0f6;--text:#161922;--muted:#5d6475;
    --accent:#3d6ee0;--accent-2:#7a5af0;--border:#dfe3ec;--shadow:0 10px 30px rgba(20,30,60,.08);color-scheme:light;
  }
}
:root[data-theme="light"]{
  --bg:#f6f7fb;--surface:#ffffff;--surface-2:#eef0f6;--text:#161922;--muted:#5d6475;
  --accent:#3d6ee0;--accent-2:#7a5af0;--border:#dfe3ec;--shadow:0 10px 30px rgba(20,30,60,.08);color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:960px;margin:0 auto;padding:0 16px}
header.site{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;max-width:960px;margin:0 auto}
header.site .brand{font-weight:800;letter-spacing:-.02em;text-decoration:none;color:var(--text);font-size:1.15rem}
header.site .brand span{color:var(--accent)}
header.site nav a{color:var(--muted);text-decoration:none;margin-left:14px;font-size:.9rem}
header.site nav a:hover{color:var(--text)}
header.site nav{margin-left:auto}
header.site .lang{width:auto;margin-left:14px;padding:4px 8px;font-size:.85rem}
h1{font-size:clamp(1.6rem,4vw,2.4rem);letter-spacing:-.02em;margin:.4em 0 .2em;line-height:1.2}
.lede{color:var(--muted);margin:0 0 1.2em;font-size:1.05rem}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.tool{margin:8px 0 24px}
.btn{appearance:none;border:1px solid var(--border);background:var(--surface-2);color:var(--text);padding:10px 16px;border-radius:12px;font:inherit;font-weight:600;cursor:pointer;transition:transform .05s,background .2s}
.btn:hover{background:var(--border)}
.btn:active{transform:scale(.97)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#0b0d12}
.btn.primary:hover{filter:brightness(1.08)}
.btn.small{padding:6px 10px;font-size:.85rem;border-radius:10px}
.btn[aria-pressed="true"]{outline:2px solid var(--accent)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.center{justify-content:center;text-align:center}
label{font-size:.85rem;color:var(--muted);display:block;margin-bottom:4px}
input,select,textarea{font:inherit;background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:9px 11px;width:100%}
input[type=range]{padding:0}
.field{flex:1 1 140px;min-width:0}
.big-time{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.03em;line-height:1}
.muted{color:var(--muted)}
.grid-rooms{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:18px 0 30px}
.room{display:block;text-decoration:none;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:transform .15s,border-color .15s}
.room:hover{transform:translateY(-2px);border-color:var(--accent)}
.room .emoji{font-size:1.6rem}
.room h3{margin:.3em 0 .1em;font-size:1.05rem}
.room p{margin:0;color:var(--muted);font-size:.9rem}
.content{margin:30px 0}
.content h2{font-size:1.3rem;margin:1.6em 0 .4em}
details{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 16px;margin:8px 0}
summary{cursor:pointer;font-weight:600}
.ad-slot{min-height:0;margin:16px 0}
.ad-slot:empty{display:none}
footer.site{border-top:1px solid var(--border);margin-top:40px;padding:24px 16px;color:var(--muted);font-size:.85rem;text-align:center}
footer.site a{color:var(--muted);margin:0 8px}
.related{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.related a{background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:6px 12px;text-decoration:none;color:var(--text);font-size:.9rem}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--text);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:.9rem;opacity:0;transition:opacity .2s;pointer-events:none;z-index:99}
.toast.show{opacity:1}
.stat{background:var(--surface-2);border-radius:12px;padding:12px 14px;flex:1 1 120px}
.stat b{display:block;font-size:1.4rem;font-family:var(--mono)}
.stat span{font-size:.8rem;color:var(--muted)}
.bar{height:10px;background:var(--surface-2);border-radius:99px;overflow:hidden}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));width:0}
:fullscreen{background:var(--bg)}
@media (max-width:560px){header.site nav{display:none}}