:root{color-scheme:dark;--bg:#04090d;--panel:#09131aee;--panel2:#0c1a22e8;--line:#1f3b47;--text:#eaf9fc;--muted:#88a9b4;--cyan:#62ddea;--green:#76e6ad;--amber:#f0c86c;--red:#ef8677;--violet:#b69af2}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
body{background-image:radial-gradient(circle at 15% 0%,rgba(35,111,129,.18),transparent 32rem),radial-gradient(circle at 90% 20%,rgba(74,83,132,.12),transparent 30rem),linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:auto,auto,32px 32px,32px 32px;background-attachment:fixed}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px clamp(16px,3vw,42px);background:rgba(4,9,13,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}
.brand{display:flex;align-items:center;gap:13px;min-width:0}.brandMark{display:grid;place-items:center;width:48px;height:48px;border:1px solid #315866;border-radius:13px;background:linear-gradient(145deg,#0d2630,#071117);font-size:1.65rem;color:var(--cyan)}.brand h1{margin:0;font-size:clamp(1.05rem,2.4vw,1.55rem);font-weight:750;letter-spacing:.01em}.brand h1 span{color:var(--cyan)}.brand p{margin:3px 0 0;color:var(--muted);font-size:.76rem}
.statusRow{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.pill{display:inline-flex;align-items:center;min-height:27px;padding:4px 9px;border-radius:999px;border:1px solid #31505c;background:#0d1e25;color:#c7eef3;font-size:.68rem;font-weight:700;letter-spacing:.035em}.pill.off{color:#78909a;border-color:#263740;background:#0a1217}.pill.good{border-color:#2e7254;color:#9cf2c1;background:#0b2419}.pill.warn{border-color:#7c6331;color:#f5d889;background:#281f0c}.pill.bad{border-color:#7d4138;color:#ffc0b6;background:#291310}
.appShell{width:min(1540px,95%);margin:22px auto 70px}.panel{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 60px rgba(0,0,0,.22)}
.heroPanel{display:grid;grid-template-columns:1.4fr 1fr;gap:26px;padding:22px}.eyebrow{display:block;margin-bottom:5px;color:#6d9ca8;font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.heroCopy h2{margin:0;font-size:clamp(1.35rem,3vw,2.2rem);line-height:1.08}.heroCopy p{max-width:860px;margin:11px 0 0;color:#a8c0c8;line-height:1.56}.sourceLegend{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:center}.sourceLegend>div{display:flex;gap:9px;align-items:flex-start;padding:10px;border:1px solid #1d3440;border-radius:12px;background:#071117a8;color:#a9c0c7;font-size:.76rem}.sourceLegend b{display:block;color:#e7f7fa}.dot{flex:0 0 auto;width:9px;height:9px;border-radius:50%;margin-top:4px}.natural{background:var(--green)}.mains{background:var(--amber)}.unknown{background:var(--violet)}.noise{background:#667780}
.controlPanel{margin-top:12px;padding:16px}.sectionHead{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:12px}.sectionHead h3{margin:0;font-size:1rem}.microcopy{color:#718f99;font-size:.7rem}.controlsGrid{display:grid;grid-template-columns:repeat(4,minmax(155px,1fr));gap:9px}label{display:flex;flex-direction:column;gap:5px;color:#8fb0ba;font-size:.72rem}button,select,input{min-height:42px;padding:9px 11px;border:1px solid #294652;border-radius:10px;background:#091820;color:#e7f8fb;font:inherit}button{cursor:pointer}button:hover:not(:disabled){border-color:#5baebb;background:#0d222c}button.primary{border-color:#397681;background:#10303a;color:#ddfbff}button:disabled{opacity:.48;cursor:not-allowed}.protocolBox{margin-top:10px;padding:10px 12px;border-left:3px solid #335e6b;background:#071116;color:#8eabb4;font-size:.74rem;line-height:1.5}.protocolBox code{color:#cef5fa;background:#0b1c23;padding:2px 5px;border-radius:5px}
.metrics{display:grid;grid-template-columns:repeat(8,minmax(110px,1fr));gap:8px;margin-top:12px}.metrics article{min-width:0;padding:11px;border:1px solid #1d3440;border-radius:13px;background:#071117d9}.metrics span,.metrics small{display:block;color:#718e98;font-size:.66rem}.metrics strong{display:block;margin:5px 0 2px;font-size:.96rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.metrics small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.classCards{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}.classCard{position:relative;padding:15px;border:1px solid #1c333d;border-radius:15px;background:#081219d9;transition:.18s ease}.classCard.active{border-color:#4f8390;transform:translateY(-1px);background:#0b1a22}.classCard h3{margin:8px 0 6px;font-size:.9rem}.classCard p{min-height:56px;margin:0;color:#7f9da6;font-size:.72rem;line-height:1.45}.classCard>strong{display:block;margin-top:8px;font-size:1.2rem}.badge{display:inline-flex;padding:3px 7px;border-radius:999px;font-size:.58rem;font-weight:850;letter-spacing:.08em;color:#061014}.badge.natural{background:var(--green)}.badge.mains{background:var(--amber)}.badge.unknown{background:var(--violet)}
.vizGrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.vizCard{overflow:hidden;padding:14px}.vizCard.span2{grid-column:span 2}canvas{display:block;width:100%;border:1px solid #18313b;border-radius:12px;background:linear-gradient(180deg,#061018,#03090d)}#spectrum{height:320px}#field3d,#spectrogram{height:390px}#history{height:230px}.legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:9px;color:#76939c;font-size:.68rem}.line{display:inline-block;width:18px;height:2px;margin-right:6px;vertical-align:middle}.line.natural{background:var(--green)}.line.mains{background:var(--amber)}.line.signal{background:var(--cyan)}.vizFoot{margin:9px 2px 0;color:#708d96;font-size:.68rem;line-height:1.45}
.diagnostic{margin-top:12px;padding:16px}.diagnosticText{color:#a3bdc5;line-height:1.55;font-size:.79rem}
footer{padding:18px;text-align:center;border-top:1px solid #14262e;color:#59747d;font-size:.68rem;background:#04090d}
@media(max-width:1180px){.controlsGrid{grid-template-columns:repeat(2,1fr)}.metrics{grid-template-columns:repeat(4,1fr)}.classCards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.topbar{position:relative;align-items:flex-start;flex-direction:column}.statusRow{justify-content:flex-start}.heroPanel{grid-template-columns:1fr}.sourceLegend{grid-template-columns:1fr 1fr}.vizGrid{grid-template-columns:1fr}.vizCard.span2{grid-column:auto}.classCards{grid-template-columns:1fr 1fr}#spectrum,#field3d,#spectrogram{height:320px}.brand p{display:none}}
@media(max-width:560px){.appShell{width:94%;margin-top:12px}.heroPanel,.controlPanel,.vizCard,.diagnostic{border-radius:14px}.controlsGrid,.sourceLegend,.classCards{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.metrics article{padding:9px}.protocolBox{overflow-wrap:anywhere}.sectionHead{align-items:flex-start;flex-direction:column}#spectrum,#field3d,#spectrogram{height:280px}#history{height:210px}}