:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#f4f5f7;--card:#fff;--text:#1a1d23;--muted:#5b6270;--border:#d9dde4;--accent:#2563eb;--plot-bg:#fbfcfd;--grid:#d5d9e0;--warn-bg:#fff4e0;--warn-text:#7a4300;--err:#c0262d}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#0f1115;--card:#181b22;--text:#e6e8ec;--muted:#9aa1ad;--border:#2c313b;--accent:#3b82f6;--plot-bg:#12151b;--grid:#2c313b;--warn-bg:#3a2a0e;--warn-text:#ffd69a;--err:#ff7b82}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{max-width:1280px;margin:0 auto;padding:16px}header h1{margin:0 0 4px;font-size:1.6rem}header p{color:var(--muted);max-width:70ch;margin:0 0 12px}h2{margin:0 0 10px;font-size:1.05rem}h3{margin:16px 0 8px;font-size:.95rem}small{color:var(--muted);margin-top:6px;font-size:.8rem;display:block}small.err{color:var(--err)}.presets{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.chip{border:1px solid var(--border);background:var(--card);color:var(--text);font:inherit;cursor:pointer;border-radius:999px;padding:5px 12px;font-size:.85rem}.chip:hover{border-color:var(--accent)}.layout{grid-template-columns:340px minmax(0,1fr);align-items:start;gap:16px;display:grid}.controls,.results{flex-direction:column;gap:14px;min-width:0;display:flex}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;min-width:0;padding:14px}.card.empty{color:var(--muted);text-align:center;padding:40px}.card-head{justify-content:space-between;align-items:center;gap:8px;display:flex}.card-head h2{margin:0 0 10px}.tabs{flex-wrap:wrap;gap:4px;margin-bottom:12px;display:flex}.tabs.small{margin-bottom:10px}.tab{border:1px solid var(--border);color:var(--text);font:inherit;cursor:pointer;background:0 0;border-radius:8px;padding:5px 10px;font-size:.85rem}.tab.on{background:var(--accent);border-color:var(--accent);color:#fff}.field{flex-direction:column;gap:4px;margin-bottom:10px;display:flex}.field.inline{flex-flow:wrap;align-items:center;gap:8px}.field.inline label{min-width:7.5rem}label{font-weight:500}input[type=number],select,textarea{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:8px;max-width:100%;padding:5px 8px}textarea{resize:vertical;width:100%;font-family:ui-monospace,Menlo,monospace}input[type=range]{width:100%;accent-color:var(--accent)}.check{align-items:center;gap:8px;margin-bottom:8px;font-weight:400;display:flex}.row{gap:8px;margin-top:8px;display:flex}.row.wrap{flex-wrap:wrap}.btn{border:1px solid var(--border);background:var(--card);color:var(--text);font:inherit;cursor:pointer;border-radius:8px;padding:7px 12px}.btn:hover:not(:disabled){border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.ruler-info{border-top:1px solid var(--border);margin-top:4px;padding-top:10px}.ruler-info code{word-break:break-word;max-height:5.5rem;margin-top:4px;font-size:.8rem;display:block;overflow:auto}.plot{border-radius:8px;width:100%;height:auto;display:block}.plot-bg{fill:var(--plot-bg)}.grid{stroke:var(--grid);stroke-width:1px}.tick{fill:var(--muted);font-size:11px}.steer{stroke:var(--accent);stroke-width:1px;stroke-dasharray:2 3;opacity:.7}.grating{stroke:#e11d48;stroke-width:1.2px;stroke-dasharray:2 3}.lag-one{fill:#16a34a}.lag-many{fill:#d97706}.lag-miss{fill:#e11d48;opacity:.22}.legend{flex-wrap:wrap;gap:6px 16px;margin-top:8px;font-size:.85rem;display:flex}.legend span{align-items:center;gap:6px;display:inline-flex}.warn{background:var(--warn-bg);color:var(--warn-text);border:1px solid #e0a64a55;border-radius:10px;padding:10px 14px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.88rem}th,td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:6px 10px}thead th{color:var(--muted);font-weight:500}tbody th{font-weight:600}.dot{border-radius:50%;width:9px;height:9px;margin-right:7px;display:inline-block}.stats{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:10px;display:grid}.stats div{background:var(--bg);border-radius:10px;padding:8px 12px}.stats b{font-size:1.25rem;display:block}.stats span{color:var(--muted);font-size:.78rem}.planar{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;display:grid}.heatmap{aspect-ratio:1;background:var(--plot-bg);width:100%;max-width:420px;image-rendering:pixelated;border-radius:8px;display:block}footer{color:var(--muted);margin:24px 0 8px;font-size:.82rem}footer a{color:var(--accent)}@media (width<=900px){.layout{grid-template-columns:minmax(0,1fr)}.results{order:-1}.app{padding:10px}.field.inline label{min-width:0}}