@font-face{font-family:Bricolage Grotesque;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/bricolage-grotesque-latin-800-normal-J50vIsBe.woff2) format("woff2"),url(/assets/bricolage-grotesque-latin-800-normal-Br4b-5gk.woff) format("woff")}@font-face{font-family:Hanken Grotesk;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/hanken-grotesk-latin-400-normal-BG6hkEXj.woff2) format("woff2"),url(/assets/hanken-grotesk-latin-400-normal-CjyVwvJV.woff) format("woff")}@font-face{font-family:Hanken Grotesk;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/hanken-grotesk-latin-700-normal-CeQ8H3UY.woff2) format("woff2"),url(/assets/hanken-grotesk-latin-700-normal-6IGCzoPh.woff) format("woff")}:root{--green-700: #0e8254;--green-600: #16a06a;--green-500: #2bc07f;--green-100: #dcf3e8;--amber-600: #f59e00;--amber-500: #ffb020;--amber-100: #ffefcc;--red-600: #e0392b;--red-100: #fbe0dc;--ink-900: #14171f;--ink-800: #1a1e2a;--ink-700: #2b3142;--ink-500: #5a6072;--ink-400: #868ca0;--ink-300: #b7bcc9;--paper: #fbf8f1;--paper-2: #f4efe4;--surface: #ffffff;--line: #e7e0d2;--line-2: #d8d0bf;--sleeper: #c4c9d4;--w-van: #e0392b;--w-van-dk: #b12a1f;--w-tank: #8b5e3c;--w-tank-dk: #6b4427;--w-hopper: #f5a300;--w-hopper-dk: #c47e00;--w-flat: #7cb518;--w-flat-dk: #5e8a10;--w-open: #8e44e8;--w-open-dk: #6e2fbe;--w-reefer: #2e6bff;--w-reefer-dk: #1e50cc;--w-brake: #ff6a2c;--w-brake-dk: #d24e18;--w-box: #1c1f26;--w-box-dk: #0e1014;--loco-body: #2b3142;--loco-dk: #1a1e2a;--loco-accent: var(--amber-500);--bg-app: var(--paper);--text-strong: var(--ink-900);--text-body: var(--ink-800);--text-soft: var(--ink-500);--text-muted: var(--ink-400);--border-hair: var(--line);--border-strong: var(--line-2);--brand: var(--green-600);--brand-strong: var(--green-700);--highlight: var(--amber-500);--danger: var(--red-600);--action-fill: var(--ink-800);--action-fill-hover: var(--ink-900);--action-onfill: #ffffff;--focus-ring: var(--green-500);--font-display: "Bricolage Grotesque", "Hanken Grotesk", system-ui, sans-serif;--font-body: "Hanken Grotesk", system-ui, -apple-system, sans-serif;--font-mono: "Space Mono", ui-monospace, "SFMono-Regular", monospace;--fw-regular: 400;--fw-medium: 500;--fw-semibold: 600;--fw-bold: 700;--fw-black: 800;--fs-display: 2.75rem;--fs-h1: 2rem;--fs-h2: 1.5rem;--fs-h3: 1.25rem;--fs-lg: 1.125rem;--fs-body: 1rem;--fs-sm: .875rem;--fs-xs: .75rem;--fs-2xs: .6875rem;--lh-tight: 1.05;--lh-snug: 1.2;--lh-normal: 1.45;--ls-tight: -.02em;--ls-caps: .08em;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--r-xs: 6px;--r-sm: 10px;--r-md: 14px;--r-lg: 20px;--r-xl: 28px;--r-pill: 999px;--shadow-sm: 0 1px 2px rgba(20, 23, 31, .06);--shadow-md: 0 2px 8px rgba(20, 23, 31, .08);--shadow-lg: 0 8px 28px rgba(20, 23, 31, .12);--shadow-pop: 0 12px 40px rgba(20, 23, 31, .18);--shadow-inset: inset 0 2px 4px rgba(20, 23, 31, .06);--tap-min: 44px;--ease-out: cubic-bezier(.22, .61, .36, 1);--dur-fast: .12s;--dur-base: .18s;--dur-slow: .26s}*{box-sizing:border-box}html,body{margin:0;height:100%;background:#ece6d9;font-family:var(--font-body);color:var(--text-body);-webkit-font-smoothing:antialiased}body{display:flex;align-items:center;justify-content:center;padding:16px}#app{position:relative;width:100%;max-width:430px;height:min(880px,96vh);background:var(--paper);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-pop);border:1px solid var(--line);display:flex;flex-direction:column}@media (max-width: 520px){body{padding:0}#app{max-width:none;height:100vh;height:100dvh;border:none;border-radius:0;box-shadow:none}}.scroll{flex:1;overflow-y:auto;display:flex;flex-direction:column}.wordmark{display:inline-flex;align-items:center;gap:.32em}.wordmark__mark{width:1.04em;height:1.04em;display:block;flex:none}.wordmark__text{font-family:var(--font-display);font-weight:800;font-size:1em;letter-spacing:.01em;color:var(--text-strong);line-height:1}.badge{display:inline-flex;align-items:center;gap:4px;height:24px;padding:0 10px;border-radius:var(--r-pill);font-family:var(--font-body);font-weight:700;font-size:var(--fs-xs);letter-spacing:var(--ls-caps);text-transform:uppercase;white-space:nowrap}.badge--sm{height:20px;padding:0 8px;font-size:var(--fs-2xs)}.badge--neutral{background:var(--paper-2);color:var(--text-soft)}.badge--go{background:var(--green-100);color:var(--brand-strong)}.badge--amber{background:var(--amber-100);color:var(--amber-600)}.badge--ink{background:#14171f0f;color:var(--text-body)}.badge--solid.badge--go{background:var(--brand);color:#fff}.badge--solid.badge--amber{background:var(--amber-500);color:var(--ink-900)}.badge--solid.badge--neutral{background:var(--ink-700);color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-2);height:46px;min-width:46px;padding:0 20px;border:2px solid transparent;font-family:var(--font-body);font-weight:700;font-size:var(--fs-body);line-height:1;letter-spacing:-.01em;border-radius:var(--r-md);cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;transition:transform var(--dur-fast) var(--ease-out),filter var(--dur-fast),background var(--dur-fast)}.btn:active:not(:disabled){transform:scale(.96)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--sm{height:36px;padding:0 14px;font-size:var(--fs-sm);border-radius:var(--r-sm)}.btn--lg{height:56px;padding:0 28px;font-size:var(--fs-lg)}.btn--block{width:100%}.btn--primary{background:var(--action-fill);color:var(--action-onfill);border-color:var(--action-fill)}.btn--secondary{background:var(--surface);color:var(--text-body);border-color:var(--border-strong)}.btn--ghost{background:transparent;color:var(--text-body)}.btn--go{background:var(--brand);color:#fff;border-color:var(--brand)}.btn--danger{background:var(--surface);color:var(--danger);border-color:var(--red-100)}.iconbtn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--r-md);border:2px solid var(--border-hair);background:var(--surface);color:var(--text-body);cursor:pointer;-webkit-tap-highlight-color:transparent;transition:transform var(--dur-fast) var(--ease-out),background var(--dur-fast)}.iconbtn:active:not(:disabled){transform:scale(.92)}.iconbtn:disabled{opacity:.4;cursor:not-allowed}.iconbtn--sm{width:36px;height:36px}.iconbtn--ghost{background:transparent;border-color:transparent;color:var(--text-soft)}.iconbtn--filled{background:var(--action-fill);border-color:var(--action-fill);color:var(--action-onfill)}.iconbtn svg{width:18px;height:18px}.stat{display:flex;flex-direction:column;align-items:center;gap:2px}.stat--left{align-items:flex-start}.stat__label{font-family:var(--font-body);font-weight:700;font-size:var(--fs-2xs);letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--text-muted)}.stat__value{font-family:var(--font-mono);font-weight:700;font-size:var(--fs-h2);line-height:1;color:var(--text-strong);font-variant-numeric:tabular-nums}.stat--go .stat__value{color:var(--brand)}.stat--amber .stat__value{color:var(--amber-600)}.dialog-scrim{position:absolute;top:0;right:0;bottom:0;left:0;z-index:50;background:#14171f6b;display:flex;flex-direction:column;justify-content:flex-end;animation:shunt-fade var(--dur-base) var(--ease-out)}.dialog{background:var(--surface);border-top-left-radius:var(--r-xl);border-top-right-radius:var(--r-xl);padding:var(--sp-5) var(--sp-5) var(--sp-6);box-shadow:var(--shadow-pop);max-height:88%;overflow-y:auto;animation:shunt-sheet var(--dur-slow) var(--ease-out)}.dialog__handle{width:40px;height:5px;border-radius:999px;background:var(--line-2);margin:0 auto var(--sp-4)}.dialog__title{margin:0 0 var(--sp-3);font-family:var(--font-display);font-weight:700;font-size:var(--fs-h2);letter-spacing:var(--ls-tight);color:var(--text-strong)}.dialog__body{color:var(--text-body);font-family:var(--font-body);font-size:var(--fs-body);line-height:var(--lh-normal)}.dialog__body p{margin:0 0 10px}.dialog__footer{margin-top:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-2)}@keyframes shunt-fade{0%{opacity:0}to{opacity:1}}@keyframes shunt-sheet{0%{transform:translateY(100%)}to{transform:translateY(0)}}.home{display:flex;flex-direction:column;min-height:100%;padding:var(--sp-5)}.home__header{display:flex;justify-content:space-between;align-items:flex-start}.home__header .stat{align-items:flex-end;gap:1px}.home__header .stat__value{font-size:var(--fs-h3)}.home__body{flex:1;display:flex;flex-direction:column;justify-content:center;gap:var(--sp-4);padding:var(--sp-4) 0}.date{margin:0;font-weight:700;font-size:var(--fs-sm);letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--text-muted)}.headline{margin:6px 0 0;font-family:var(--font-display);font-weight:800;font-size:var(--fs-display);line-height:1.02;letter-spacing:var(--ls-tight);color:var(--text-strong)}.sub{margin:12px 0 0;font-size:var(--fs-lg);line-height:var(--lh-normal);color:var(--text-soft);max-width:320px}.preview{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:14px 0;overflow:hidden;box-shadow:var(--shadow-inset)}.preview__track{display:flex;align-items:center;width:max-content;animation:train-roll 32s linear infinite}.preview__track>.shunt-loco,.preview__track>.shunt-wagon{flex:none;display:block;height:38px;width:auto;margin-right:10px}@keyframes train-roll{0%{transform:translate(0)}to{transform:translate(-50%)}}.home__stats{display:flex;align-items:center;gap:var(--sp-6);padding:0 var(--sp-1) var(--sp-3)}.home__tools{margin-left:auto;display:flex;align-items:center;gap:var(--sp-2)}.home__actions{display:flex;flex-direction:column;gap:var(--sp-2)}.home__support{text-align:center;margin:var(--sp-3) 0 0}.home__support a{color:var(--text-soft);font-size:var(--fs-sm);font-weight:700;text-decoration:none}.home__support a:hover{color:var(--brand)}.home__support-sep{color:var(--text-muted);font-size:var(--fs-sm);margin:0 8px}.howto__more{font-size:var(--fs-sm);color:var(--text-muted)}.howto__more a{color:var(--text-soft);font-weight:700}body.page-body{display:block;height:auto;min-height:100%;background:var(--paper);padding:0}.article{max-width:560px;margin:0 auto;padding:var(--sp-8) var(--sp-5) var(--sp-12)}.article__brand{text-decoration:none;font-size:24px}.article h1{margin:var(--sp-6) 0 var(--sp-4);font-family:var(--font-display);font-weight:800;font-size:var(--fs-h1);line-height:var(--lh-snug);letter-spacing:var(--ls-tight);color:var(--text-strong)}.article p{margin:0 0 var(--sp-4);font-size:var(--fs-body);line-height:var(--lh-normal);color:var(--text-body)}.article__cta{margin:var(--sp-5) 0 var(--sp-6);text-decoration:none}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-2);margin-bottom:var(--sp-5)}.stats-grid .stat__value{font-size:var(--fs-h1)}.stats-grid .stat__label{white-space:nowrap;font-size:.625rem;letter-spacing:.03em}.stats-subhead{margin:0 0 var(--sp-3);font-family:var(--font-body);font-weight:700;font-size:var(--fs-2xs);letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--text-soft)}.dist{display:flex;flex-direction:column;gap:6px}.dist-row{display:flex;align-items:center;gap:10px}.dist-label{width:28px;flex:none;text-align:right;font-family:var(--font-mono);font-size:var(--fs-sm);color:var(--text-soft);font-variant-numeric:tabular-nums}.dist-track{flex:1}.dist-bar{min-width:22px;height:22px;border-radius:5px;background:var(--ink-700);color:#fff;font-family:var(--font-mono);font-weight:700;font-size:var(--fs-xs);display:flex;align-items:center;justify-content:flex-end;padding:0 8px;box-sizing:border-box}.dist-bar.is-par{background:var(--brand)}.stats-foot{margin:28px 0;color:var(--text-muted);font-size:var(--fs-sm);text-align:center}.board-screen{display:flex;flex-direction:column;min-height:100%}.topbar{display:flex;align-items:center;justify-content:space-between;padding:var(--sp-3) var(--sp-4);border-bottom:1px solid var(--line)}.topbar__group{display:flex;align-items:center;gap:6px}.topbar .stat{gap:0;margin-left:2px}.topbar .stat__value{font-size:var(--fs-lg)}.departure{padding:var(--sp-4) var(--sp-4) var(--sp-3)}.departure__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.departure__label{font-weight:700;font-size:var(--fs-2xs);letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--text-soft)}.departure__stats{display:flex;gap:16px}.departure-card{display:flex;align-items:center;justify-content:center;gap:2px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:10px;box-shadow:var(--shadow-sm)}.yard{position:relative;width:100%;margin:6px auto 0;touch-action:none;flex-shrink:0;aspect-ratio:410 / 362}.yard__svg{position:absolute;top:0;right:0;bottom:0;left:0}.loco-piece{position:absolute;pointer-events:none;transition:left .2s var(--ease-out),top .2s var(--ease-out)}.drop-zone{position:absolute;pointer-events:none}.drop-zone.active{pointer-events:auto;cursor:pointer}.slot-ghost{position:absolute;pointer-events:none;opacity:0;transition:opacity var(--dur-base) var(--ease-out),left .2s var(--ease-out),top .2s var(--ease-out)}.slot-ghost.show{opacity:1;animation:ghost-pulse 1.1s var(--ease-out) infinite}.slot-ghost .shunt-wagon{width:100%;height:auto;opacity:.5}.slot-ghost .sel-ring{opacity:1}.slot-ghost.target .shunt-wagon{opacity:.72}@keyframes ghost-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}.wagon-piece{position:absolute;touch-action:none;pointer-events:none}.wagon-piece.movable{cursor:pointer;pointer-events:auto}.wagon-piece.dragging{cursor:grabbing}.wagon-piece:not(.dragging){transition:left .2s var(--ease-out),top .2s var(--ease-out)}.shunt-wagon,.shunt-loco{display:block;overflow:visible}.wagon-piece .shunt-wagon,.loco-piece .shunt-loco{width:100%;height:auto}.shunt-wagon .sel-ring{opacity:0}.wagon-piece .shunt-wagon:not(.is-selected){filter:drop-shadow(0 3px 2px rgba(20,23,31,.16))}.loco-piece .shunt-loco{filter:drop-shadow(0 3px 2px rgba(20,23,31,.16))}.shunt-wagon.is-selected{filter:drop-shadow(0 4px 6px rgba(20,23,31,.2)) drop-shadow(0 0 7px rgba(43,192,127,.9));transition:filter var(--dur-base)}.wagon-piece.coach .shunt-wagon{animation:coach-pulse 1.1s var(--ease-out) infinite}@keyframes coach-pulse{0%,to{filter:drop-shadow(0 4px 6px rgba(20,23,31,.2)) drop-shadow(0 0 4px rgba(43,192,127,.65))}50%{filter:drop-shadow(0 6px 9px rgba(20,23,31,.24)) drop-shadow(0 0 13px rgba(43,192,127,1))}}.wagon-piece.seated{animation:seat-settle .32s var(--ease-out)}@keyframes seat-settle{0%{transform:translateY(-3px)}55%{transform:translateY(1.5px)}to{transform:translateY(0)}}.wagon-piece.celebrate .shunt-wagon{animation:win-bob .6s var(--ease-out) 2}@keyframes win-bob{0%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}.yard.won-glow:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:16px;pointer-events:none;animation:won-glow .85s var(--ease-out)}@keyframes won-glow{0%{background:#2bc07f00}40%{background:#2bc07f1f}to{background:#2bc07f00}}.burst{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:visible;z-index:25}.spark{position:absolute;top:6%;width:11px;height:11px;border-radius:50%;opacity:0;background:radial-gradient(circle at 40% 35%,#fff,#fff9 55%,#fff0 72%);animation:spark-rise 1s var(--ease-out) forwards}@keyframes spark-rise{0%{opacity:0;transform:translateY(14px) scale(.5)}25%{opacity:.95}to{opacity:0;transform:translateY(-30px) scale(1.5)}}.coach-pop{position:absolute;z-index:30;left:0;right:0;margin-inline:auto;width:min(280px,84%);background:var(--ink-900);color:#fff;border-radius:var(--r-md);padding:12px 14px;box-shadow:var(--shadow-pop);animation:coach-fade var(--dur-slow) var(--ease-out)}.coach-pop__text{margin:0;font-size:var(--fs-sm);line-height:var(--lh-normal);text-align:center}.coach-pop__text b{color:var(--green-500)}.coach-pop__dots{display:flex;justify-content:center;gap:6px;margin-top:10px}.coach-dot{width:7px;height:7px;border-radius:50%;background:#ffffff47;transition:background var(--dur-base)}.coach-dot.is-on{background:var(--green-500)}.coach-pop .btn{margin-top:12px;width:100%}.coach-pop:after{content:"";position:absolute;left:50%;width:14px;height:14px;background:var(--ink-900);transform:translate(-50%) rotate(45deg)}.coach-pop--above:after{bottom:-6px}.coach-pop--below:after{top:-6px}.coach-pop--center:after{display:none}@keyframes coach-fade{0%{opacity:0}}.drop-zone.tut-target{border:2px dashed var(--green-500);border-radius:var(--r-md);background:#2bc07f14;animation:tut-target-pulse 1.1s var(--ease-out) infinite}@keyframes tut-target-pulse{0%,to{background:#2bc07f0f}50%{background:#2bc07f29}}.hint{flex:1;display:flex;align-items:flex-start;justify-content:center;padding:var(--sp-4) var(--sp-6)}.hint p{margin:0;text-align:center;color:var(--text-muted);font-size:var(--fs-sm);max-width:280px;line-height:var(--lh-normal)}.hint__actions{display:flex;gap:var(--sp-3);width:100%;max-width:340px}.hint__actions .btn{flex:1}.win{text-align:center}.win__headline{margin:12px 0 2px;font-family:var(--font-display);font-weight:800;font-size:var(--fs-display);letter-spacing:var(--ls-tight);color:var(--text-strong);line-height:1}.win__sub{margin:0 0 16px;color:var(--text-soft)}.win__train{display:flex;justify-content:center;gap:2px;margin-bottom:18px;flex-wrap:wrap}.win__stats{display:flex;justify-content:center;gap:var(--sp-8);padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);padding:var(--sp-2) 0}.setting-row__text{display:flex;flex-direction:column;gap:2px}.setting-row__label{font-weight:700;color:var(--text-strong)}.setting-row__hint{font-size:var(--fs-sm);color:var(--text-soft);line-height:var(--lh-normal);max-width:250px}.switch{flex:none;width:48px;height:28px;border-radius:999px;border:none;cursor:pointer;background:var(--line-2);position:relative;transition:background var(--dur-fast);-webkit-tap-highlight-color:transparent}.switch:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);transition:transform var(--dur-base) var(--ease-out)}.switch.is-on{background:var(--brand)}.switch.is-on:after{transform:translate(20px)}@media (prefers-reduced-motion: reduce){.wagon-piece,.shunt-wagon,.dialog,.dialog-scrim,.btn,.iconbtn,.preview__track,.slot-ghost,.switch,.coach-pop,.coach-dot,.drop-zone.tut-target{transition:none!important;animation:none!important}}