:root{--bg:#0b0d10;--fg:#e8ecf1;--muted:#8b95a3;--card:#151a21;--line:#232a33;
 --z0:#3b4450;--z1:#4c6a8a;--z2:#2f8bd6;--z3:#2fb06a;--z4:#ff8a2b;--z5:#ff3b3b}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.4 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;-webkit-user-select:none}
body.login{display:flex;min-height:100vh;align-items:center;justify-content:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;width:min(360px,92vw)}
.card h1{margin:0 0 14px;font-size:22px}
input,select{width:100%;padding:12px;border-radius:10px;border:1px solid var(--line);background:#0f1318;color:var(--fg);font-size:16px;margin:6px 0}
button{padding:12px 16px;border-radius:12px;border:0;background:#2f8bd6;color:#fff;font-size:16px;font-weight:600;cursor:pointer}
button.ghost{background:transparent;border:1px solid var(--line);color:var(--fg)}
button.danger{background:#ff3b3b}button:disabled{opacity:.5}
.err{color:#ff6b6b;min-height:1.2em;margin-top:8px}
/* --- экран --- */
#app{display:flex;flex-direction:column;min-height:100vh}
header{display:flex;gap:8px;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line)}
header .sp{flex:1}header .pill{font-size:13px;color:var(--muted)}
nav{display:flex;gap:6px}nav button{padding:8px 12px;font-size:14px}
nav button.on{background:#fff;color:#000}
main{flex:1;padding:12px;max-width:820px;width:100%;margin:0 auto}
.live{display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:24px;padding:22px 12px;min-height:52vh;transition:background .4s;background:var(--z0)}
.live .bpm{font-size:clamp(84px,26vw,180px);font-weight:800;line-height:1;letter-spacing:-.04em;text-shadow:0 2px 20px rgba(0,0,0,.35)}
.live .pct{font-size:clamp(22px,6vw,34px);font-weight:700;opacity:.95}
.live .zone{font-size:18px;opacity:.9;margin-top:4px}
.live .timer{font-variant-numeric:tabular-nums;font-size:clamp(28px,8vw,44px);font-weight:700;margin-top:12px}
.live .cue{font-size:20px;font-weight:700;margin-top:6px;min-height:1.4em}
.row{display:flex;gap:8px;margin:12px 0;flex-wrap:wrap}.row>*{flex:1}
.zones{display:grid;grid-template-columns:repeat(6,1fr);gap:4px;margin-top:10px}
.zones div{border-radius:8px;padding:6px 4px;text-align:center;font-size:13px;font-variant-numeric:tabular-nums}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.stats div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}
.stats b{display:block;font-size:22px}.stats span{font-size:12px;color:var(--muted)}
.muted{color:var(--muted);font-size:14px}
.list .item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:8px 0;display:flex;gap:10px;align-items:center}
.list .item .t{flex:1}.list small{color:var(--muted)}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#0f1318;border:1px solid var(--line)}
canvas{width:100%;height:160px;background:var(--card);border-radius:12px;border:1px solid var(--line)}
label{display:block;color:var(--muted);font-size:13px;margin-top:8px}
.hidden{display:none!important}