/* Search Arena. Layout: control bar and timeline on top, three method panels side by side, then evidence, comparison and notes; panels stack on narrow screens. */
:root {
  color-scheme: dark;
  --bg: #0b0f19;
  --panel: #111726;
  --panel-2: #172033;
  --line: #222c42;
  --line-2: #2f3b57;
  --fg: #e3e8f2;
  --muted: #8d98b0;
  --dim: #5d6882;
  --canvas: #080b13;
  --cyan: #00f0ff;
  --cyan-soft: rgba(0, 240, 255, .12);
  --amber: #f59e0b;
  --amber-soft: rgba(245, 158, 11, .14);
  --crimson: #ef4444;
  --crimson-soft: rgba(239, 68, 68, .14);
  --emerald: #34d399;
  --violet: #a78bfa;
  --display: "Literata", "Iowan Old Style", Georgia, serif;
  --sans: "Instrument Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r: 6px;
}
[hidden] { display: none !important; }
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--fg); font: 14px/1.45 var(--sans); }
button, select, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

.app { display: grid; gap: 12px; padding-block: 12px 20px;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.top { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 24px; }
.eyebrow { font: 500 11px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
h1 { margin: 4px 0 0; font: 600 25px/1.15 var(--display); text-wrap: balance; }
h1 span { display: block; margin-top: 3px; font: 400 13px/1.3 var(--sans); color: var(--muted); }
.controls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.controls label.lbl { font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
select, .btn { background: var(--panel-2); border: 1px solid var(--line-2); border-radius: var(--r); padding: 6px 10px; min-height: 32px; }
.btn { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; transition: border-color .15s; white-space: nowrap; }
.btn:hover { border-color: var(--cyan); }
.btn svg { width: 14px; height: 14px; flex: none; }
.btn.icon { padding: 6px 8px; }
.btn.primary { background: var(--cyan-soft); border-color: rgba(0,240,255,.45); color: var(--cyan); }
.btn.sm { min-height: 26px; padding: 3px 9px; font-size: 12px; }
.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; padding: 5px 12px 5px 6px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--panel-2); font-weight: 600; font-size: 13px; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch i { width: 34px; height: 20px; border-radius: 10px; background: var(--line-2); position: relative; transition: background .15s; }
.switch i::after { content: ""; position: absolute; left: 3px; top: 3px; width: 14px; height: 14px; border-radius: 50%; background: var(--fg); transition: transform .15s; }
.switch input:checked + i { background: var(--crimson); }
.switch input:checked + i::after { transform: translateX(14px); }
.switch:has(input:checked) { border-color: rgba(239,68,68,.6); color: #fca5a5; }
.switch:has(input:focus-visible) { outline: 2px solid var(--cyan); outline-offset: 2px; }

.scene-note { font-size: 13.5px; color: #c7cfdf; max-width: 110ch; }
.scene-note b { color: var(--fg); }
.scene-note .noise { color: #fca5a5; }

.timeline { border: 1px solid var(--line); border-radius: 8px; background: var(--panel); padding: 10px 12px; display: grid; gap: 6px; }
.tl-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; }
.tl-read { font: 500 13px var(--mono); font-variant-numeric: tabular-nums; min-width: 110px; }
.tl-read b { color: var(--cyan); }
.spacer { flex: 1; }
.finish { display: flex; flex-wrap: wrap; gap: 4px 14px; font: 11.5px var(--mono); color: var(--muted); }
.finish i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 5px; }
.scrub { position: relative; height: 26px; }
.scrub .marks { position: absolute; inset: 0 7px; pointer-events: none; }
.scrub .marks span { position: absolute; top: 0; width: 2px; height: 26px; border-radius: 1px; transform: translateX(-1px); }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; background: transparent; height: 18px; margin: 0; }
input[type=range]::-webkit-slider-runnable-track { height: 4px; border-radius: 2px; background: var(--line-2); }
input[type=range]::-moz-range-track { height: 4px; border-radius: 2px; background: var(--line-2); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; margin-top: -5px; border-radius: 50%; background: var(--cyan); border: 2px solid var(--bg); box-shadow: 0 0 0 1px var(--cyan); }
input[type=range]::-moz-range-thumb { width: 12px; height: 12px; border-radius: 50%; background: var(--cyan); border: 2px solid var(--bg); }
#scrub { position: absolute; left: 0; right: 0; top: 4px; }
#scrub::-webkit-slider-runnable-track { background: linear-gradient(90deg, var(--cyan) var(--p, 0%), var(--line-2) var(--p, 0%)); }

.arena { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.pnl { min-width: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); display: grid; grid-template-rows: auto auto 1fr; overflow: hidden; border-top: 3px solid var(--accent); }
.pnl.waltz { --accent: var(--crimson); }
.pnl.simplex { --accent: var(--amber); }
.pnl.relax { --accent: var(--cyan); }
.pnl-h { padding: 10px 12px 8px; display: grid; gap: 6px; }
.pnl-t { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 2px 8px; }
.pnl-t h2 { margin: 0; font: 600 16px/1.2 var(--display); }
.pnl-t span { font: 11px var(--mono); color: var(--muted); text-align: right; }
.badge { justify-self: start; display: inline-flex; align-items: center; gap: 7px; font: 700 11px/1 var(--mono); letter-spacing: .06em; padding: 5px 9px; border-radius: 4px; border: 1px solid var(--line-2); background: var(--panel-2); }
.badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.badge.run i { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.badge.ok { color: var(--emerald); border-color: rgba(52,211,153,.45); }
.badge.ok i { background: var(--emerald); }
.badge.bad { color: var(--crimson); border-color: rgba(239,68,68,.55); background: var(--crimson-soft); }
.badge.bad i { background: var(--crimson); box-shadow: 0 0 8px var(--crimson); }
.view { position: relative; background: var(--canvas); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.view canvas { display: block; width: 100%; touch-action: manipulation; }
.view .cv-scene { height: 300px; cursor: pointer; }
.view .cv-poly { height: 190px; border-top: 1px dashed var(--line-2); }
.view .cap { position: absolute; left: 10px; font: 10.5px var(--mono); color: var(--dim); pointer-events: none; }
.tele { padding: 10px 12px 12px; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 3px 12px; font: 12px var(--mono); align-content: start; font-variant-numeric: tabular-nums; }
.tele span { color: var(--muted); }
.tele b { font-weight: 500; text-align: right; word-break: break-word; }
.tele canvas { grid-column: 1 / -1; width: 100%; height: 34px; margin-top: 4px; }

.lower { display: grid; grid-template-columns: minmax(0, 340px) minmax(0, 1fr) minmax(0, 300px); gap: 12px; align-items: start; }
.card { border: 1px solid var(--line); border-radius: 8px; background: var(--panel); padding: 12px 14px; display: grid; gap: 10px; min-width: 0; }
.sec-h { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin: 0; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.sec-h em { font-style: normal; text-transform: none; letter-spacing: 0; color: var(--dim); }
.field { display: grid; gap: 4px; }
.field > span { display: flex; justify-content: space-between; font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.field > span output { color: var(--fg); letter-spacing: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font: 12px var(--sans); padding: 5px 10px; border-radius: 999px; border: 1px dashed var(--line-2); background: none; cursor: pointer; }
.chip:hover { border-color: var(--cyan); color: var(--cyan); }
.small { font-size: 12.5px; color: var(--muted); margin: 0; }
.table-wrap { overflow-x: auto; }
table.cmp { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 560px; }
.cmp th, .cmp td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cmp th { font: 500 11px var(--mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.cmp th.w { color: var(--crimson); } .cmp th.s { color: var(--amber); } .cmp th.r { color: var(--cyan); }
.cmp td:first-child { color: var(--muted); white-space: nowrap; }
.cmp td b { font-family: var(--mono); font-weight: 600; font-variant-numeric: tabular-nums; }
.pass { color: var(--emerald); font-weight: 600; } .fail { color: var(--crimson); font-weight: 600; }
.prose { font-size: 13px; color: #c3cbdb; }
.prose p { margin: 0 0 8px; }
.key { display: grid; grid-template-columns: auto 1fr; gap: 6px 10px; align-items: center; font-size: 12.5px; }
.key svg { width: 26px; height: 18px; }

@media (max-width: 1180px) {
  .arena { grid-template-columns: minmax(0, 1fr); }
  .lower { grid-template-columns: minmax(0, 1fr); }
  .view .cv-scene { height: 280px; }
}
@media (max-width: 560px) { h1 { font-size: 22px; } .finish { font-size: 11px; } }
.pg-embedded .top > div:first-child { display: none; }
.pg-embedded .top { justify-content: flex-start; }
@media (prefers-reduced-motion: reduce) { .btn, .switch i, .switch i::after { transition: none; } }