:root{color-scheme:dark;--bg:#090b10;--panel:#11151e;--line:#2b3447;--text:#f5f7fb;--muted:#98a2b3;--cyan:#5ef2ff;--accent:#ff66ec}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#192032,#090b10 48%);color:var(--text);font:15px system-ui,-apple-system,sans-serif;min-height:100vh}main{max-width:1320px;margin:auto;padding:28px 16px 64px}header{margin-bottom:20px}.eyebrow{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 9px}h1{font-size:clamp(34px,5vw,58px);letter-spacing:-.04em;margin:12px 0 8px}header p{color:var(--muted);margin:0;max-width:940px;line-height:1.55}.layout{display:grid;grid-template-columns:390px minmax(0,1fr);gap:18px;align-items:start}.panel,article{background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:16px;padding:16px}.controls{display:grid;gap:14px;align-content:start}label{display:grid;gap:7px;color:var(--muted)}input,select,button{width:100%;padding:11px 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rgba(94,242,255,.25);color:#c9fbff;line-height:1.4}.muted{color:var(--muted)}.hidden{display:none}.zones{display:grid;gap:10px;max-height:62vh;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;padding-right:4px}.zone{border:1px solid var(--line);border-radius:12px;padding:10px;background:#111723;transition:border-color .15s ease,background .15s ease}.zone.active{border-color:#8a96b6;box-shadow:0 0 0 1px rgba(255,255,255,.04) inset;background:#131a27}.zoneTop{display:flex;gap:8px;align-items:center;justify-content:space-between;margin-bottom:8px}.zoneTop strong{font-size:14px}.zoneMeta{font-size:12px;color:var(--muted)}.zoneButtons{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}.zoneSummary{font-size:12px;color:var(--muted);line-height:1.45;margin-top:3px}.zone.compact{padding:9px 10px}.zone.compact .zoneTop{margin-bottom:4px}.zone.compact .zoneButtons{grid-template-columns:1fr 1fr 1fr 1fr;margin-top:7px}.zone.compact .zoneButtons button{padding:7px 5px;font-size:12px}.zoneButtons button{padding:8px 10px;font-size:13px}.badge{display:inline-block;padding:2px 7px;border-radius:999px;border:1px solid var(--line);font-size:11px;color:var(--muted)}.tips{font-size:13px;color:var(--muted);line-height:1.5}.filePicker{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center}.filePicker button{width:auto;white-space:nowrap;padding:9px 12px}.fileName{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text)}.fileInput{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}a{color:inherit}.creditLink{color:#cbd5e1;text-decoration:none;font-weight:700}.creditLink:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}.eyebrow a{color:#d8e0ee;text-decoration:none;font-weight:700}.eyebrow a:hover{text-decoration:underline;text-underline-offset:2px}.titleLine{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.titleLine 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