:root{--paper:#eef1ee;--card:#f8faf8;--ink:#1d2a2b;--muted:#5f6d6c;--line:#c6cfcb;--rail:#3e4b4c;--sleeper:#b9c3bf;--loco:#e0a80b;--loco-ink:#1d2a2b;--go:#2c7d47;--stop:#b8381f;--w1:#8b3a22;--w2:#2f5d73;--w3:#5f6d22;--w4:#a85a16;--w5:#5b3f6e;--wx:#a7afac;--wx-ink:#3a4546;--hl:#e0a80b;--display:"Barlow Condensed", "Arial Narrow", sans-serif;--body:"Barlow", "Helvetica Neue", Arial, sans-serif;--mono:"IBM Plex Mono", ui-monospace, Menlo, monospace}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#111a1c;--card:#172225;--ink:#e3eae7;--muted:#94a3a0;--line:#2b383b;--rail:#9fb0ad;--sleeper:#2f3d40;--loco:#f0b923;--loco-ink:#111a1c;--go:#4fb070;--stop:#e0603f;--w1:#b0532f;--w2:#4a87a5;--w3:#889a33;--w4:#cc7a2a;--w5:#8a64a3;--wx:#4c5759;--wx-ink:#c3ccc9;--hl:#f0b923;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--paper:#111a1c;--card:#172225;--ink:#e3eae7;--muted:#94a3a0;--line:#2b383b;--rail:#9fb0ad;--sleeper:#2f3d40;--loco:#f0b923;--loco-ink:#111a1c;--go:#4fb070;--stop:#e0603f;--w1:#b0532f;--w2:#4a87a5;--w3:#889a33;--w4:#cc7a2a;--w5:#8a64a3;--wx:#4c5759;--wx-ink:#c3ccc9;--hl:#f0b923;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}body{background:var(--paper);color:var(--ink);font:16px/1.5 var(--body)}.wrap{gap:18px;max-width:560px;margin:0 auto;padding-block:20px 40px;padding-inline:16px;display:grid}header{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}h1{font:700 2.4rem/1 var(--display);letter-spacing:.02em;text-transform:uppercase;margin:0}h1 span{color:var(--loco)}.meta{font:500 .8rem var(--mono);color:var(--muted);letter-spacing:.04em;text-transform:uppercase}.goal{gap:6px;display:grid}.label{font:600 .75rem var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.goal p{color:var(--muted);margin:0;font-size:.95rem}.goal svg{width:100%;max-width:300px;height:auto}.yard{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:8px 4px}.yard svg{touch-action:manipulation;width:100%;height:auto;display:block}.status{min-height:3em;margin:0;font-size:.95rem}.bar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.count{font:700 1.9rem/1 var(--display);font-variant-numeric:tabular-nums;gap:18px;margin-right:auto;display:flex}.count small{font:600 .7rem var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);display:block}button{font:600 .9rem var(--body);color:var(--ink);border:1.5px solid var(--rail);cursor:pointer;background:0 0;border-radius:4px;padding:8px 14px}button:hover:not(:disabled){background:var(--line)}button:disabled{opacity:.4;cursor:default}button:focus-visible,.hit:focus-visible,.veh:focus-visible{outline:3px solid var(--hl);outline-offset:2px}button.primary{background:var(--ink);color:var(--paper);border-color:var(--ink)}button.primary:hover{background:var(--rail)}.done{border-top:3px solid var(--go);background:var(--card);border-radius:0 0 6px 6px;gap:10px;padding:16px;display:grid}.done h2{font:700 1.6rem/1.1 var(--display);text-transform:uppercase;margin:0}.done pre{font:500 .9rem/1.5 var(--mono);background:var(--paper);white-space:pre-wrap;border-radius:4px;margin:0;padding:10px 12px}.preview{border:1.5px dashed var(--loco);border-radius:6px;gap:8px;padding:10px 12px;display:grid}.preview .bar button{padding:6px 12px}.missing{border-top:3px solid var(--stop);background:var(--card);border-radius:0 0 6px 6px;gap:6px;padding:16px;display:grid}.missing h2{font:700 1.6rem/1.1 var(--display);text-transform:uppercase;margin:0}.missing p{color:var(--muted);margin:0}.missing code{font:500 .85rem var(--mono);color:var(--ink)}details{border-top:1px solid var(--line);padding-top:12px}summary{cursor:pointer;font-weight:600}details ol{color:var(--muted);gap:6px;max-width:62ch;margin:8px 0 0;padding-left:1.2em;display:grid}.track{fill:none;stroke:var(--rail);stroke-width:3px;stroke-linecap:round;stroke-linejoin:round}.sleepers{fill:none;stroke:var(--sleeper);stroke-width:12px;stroke-dasharray:3 8}.hit{fill:none;stroke:#0000;stroke-width:40px;cursor:pointer;pointer-events:stroke}.hit:hover+.glow,.hit:focus-visible+.glow,.glow.on{stroke:var(--hl);opacity:.35}.glow{fill:none;stroke:#0000;stroke-width:14px;stroke-linecap:round;pointer-events:none}.stopblk{fill:var(--stop)}.sidlabel{font:700 15px var(--display);fill:var(--ink)}.sidcap{font:500 9px var(--mono);fill:var(--muted)}.clear{stroke:var(--muted);stroke-width:1.5px;stroke-dasharray:2 3}.veh .body{stroke:var(--ink);stroke-width:1.5px}.veh text{font:700 14px var(--display);fill:#fff;text-anchor:middle;dominant-baseline:central;pointer-events:none}.veh.filler text{fill:var(--wx-ink)}.veh.pick{cursor:pointer}.veh.nope{opacity:.45}.veh.sel .body{stroke:var(--hl);stroke-width:3.5px}.veh.hint .body{stroke:var(--hl);stroke-width:4px;animation:1s ease-in-out infinite hintPulse}.glow.hint{stroke:var(--hl);animation:1s ease-in-out infinite hintGlow}@keyframes hintPulse{50%{stroke-opacity:.25}}@keyframes hintGlow{0%,to{opacity:.6}50%{opacity:.15}}@media (prefers-reduced-motion:reduce){.veh.hint .body,.glow.hint{animation:none}.glow.hint{opacity:.5}}