:root{
  --bg:#0b0d10;
  --panel:#13161b;
  --panel2:#191d23;
  --line:#292f38;
  --text:#f3f5f7;
  --muted:#9aa4b2;
  --accent:#ff4d38;
  --accent2:#ff725f;
  --shadow:0 10px 30px rgba(0,0,0,.25);
}
*{box-sizing:border-box}
html{color-scheme:dark}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;background:linear-gradient(180deg,#0b0d10,#0e1116 40%,#090b0e);color:var(--text);min-height:100vh}
button,input,select{font:inherit}
button{cursor:pointer}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 24px;background:rgba(11,13,16,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.brand-wrap{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--accent);font-weight:800;font-size:21px;box-shadow:0 8px 24px rgba(255,77,56,.2)}
h1,h2,h3,p{margin:0}.brand-wrap h1{font-size:18px;line-height:1.2}.brand-wrap p{font-size:12px;color:var(--muted);margin-top:3px}
.top-actions{display:flex;align-items:center;gap:10px}.clock{font-variant-numeric:tabular-nums;color:var(--muted);font-size:13px;margin-right:6px}
.btn{border:1px solid var(--line);border-radius:10px;padding:9px 13px;color:var(--text);background:var(--panel2);font-weight:600}.btn:hover{border-color:#3b4451}.btn.primary{background:var(--accent);border-color:var(--accent);color:white}.btn.primary:hover{background:var(--accent2)}.btn.ghost{background:transparent}
main{padding:18px 24px 40px}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.segmented{display:flex;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:3px}.segmented button{border:0;background:transparent;color:var(--muted);padding:6px 10px;border-radius:7px}.segmented button.active{background:var(--panel2);color:var(--text)}.status{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--muted)}.dot{width:8px;height:8px;border-radius:50%;background:#27c56f;box-shadow:0 0 10px rgba(39,197,111,.45)}
.signal-grid{display:grid;gap:14px}.cols-1{grid-template-columns:1fr}.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.signal-card{min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 11px;border-bottom:1px solid var(--line)}.card-head>div:first-child{min-width:0;display:flex;align-items:center;gap:8px}.signal-title{font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.type-pill{font-size:10px;font-weight:700;letter-spacing:.03em;color:#ffb9b0;background:rgba(255,77,56,.12);border:1px solid rgba(255,77,56,.25);padding:3px 6px;border-radius:999px}.card-actions{display:flex;gap:4px}.icon-btn{width:30px;height:30px;border-radius:8px;border:1px solid transparent;background:transparent;color:var(--muted);font-size:18px;line-height:1}.icon-btn:hover{background:var(--panel2);color:var(--text);border-color:var(--line)}
.player-wrap{position:relative;aspect-ratio:16/9;background:#050607}.player-wrap iframe{width:100%;height:100%;border:0;display:block}.player-error{position:absolute;inset:0;display:grid;place-items:center;padding:24px;text-align:center;background:#090b0e;color:var(--muted);font-size:13px}.hidden{display:none!important}
.empty-state{text-align:center;padding:90px 20px;color:var(--muted)}.empty-state h2{color:var(--text);margin:12px 0 8px}.empty-state p{max-width:560px;margin:0 auto 18px}.empty-icon{font-size:44px}
.picker{width:min(980px,calc(100vw - 28px));max-height:88vh;padding:0;border:1px solid var(--line);border-radius:16px;background:#101318;color:var(--text);box-shadow:0 24px 80px rgba(0,0,0,.55)}.picker::backdrop{background:rgba(0,0,0,.72);backdrop-filter:blur(4px)}.picker-head{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid var(--line)}.picker-head h2{font-size:18px}.picker-head p{color:var(--muted);font-size:12px;margin-top:5px}.picker-tools{display:grid;grid-template-columns:1fr 220px;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line)}input,select{width:100%;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 11px;color:var(--text);outline:none}input:focus,select:focus{border-color:#556170}.catalog{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:14px 18px;max-height:42vh;overflow:auto}.catalog-item{display:flex;align-items:center;justify-content:space-between;gap:10px;text-align:left;border:1px solid var(--line);background:var(--panel);border-radius:11px;padding:10px}.catalog-item:hover{background:var(--panel2)}.catalog-item strong{display:block;font-size:13px}.catalog-item small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.catalog-item.active{border-color:rgba(255,77,56,.55);background:rgba(255,77,56,.07)}.catalog-item .plus{font-size:20px;color:var(--accent)}.custom-box{padding:16px 18px 18px;border-top:1px solid var(--line)}.custom-box h3{font-size:14px;margin-bottom:10px}.custom-grid{display:grid;grid-template-columns:1fr 2fr 150px auto;gap:8px}.hint{font-size:11px;color:var(--muted);margin-top:8px;line-height:1.45}
body.compact main{padding:8px}.compact .signal-grid{gap:6px}.compact .card-head{padding:6px 8px}.compact .topbar{padding:8px 12px}.compact .toolbar{margin-bottom:7px}.compact .signal-title{font-size:12px}
@media(max-width:1100px){.cols-4,.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.topbar{align-items:flex-start;padding:12px}.brand-wrap p,.clock,.btn.ghost{display:none}.top-actions{margin-left:auto}.top-actions .btn{padding:8px 10px}.toolbar{gap:12px}.signal-grid,.cols-1,.cols-2,.cols-3,.cols-4{grid-template-columns:1fr}.catalog{grid-template-columns:1fr}.picker-tools,.custom-grid{grid-template-columns:1fr}.custom-grid .btn{width:100%}main{padding:12px}}