:root{
  color-scheme:dark;
  --bg:#080d08;
  --panel:#131c12;
  --panel-2:#192618;
  --panel-3:#0d150d;
  --ink:#f5f1df;
  --muted:#b7c2ae;
  --line:#3b5136;
  --lime:#b9ef6b;
  --gold:#efc86f;
  --orange:#e78a52;
  --red:#ec7668;
  --violet:#9f7ac0;
  --cyan:#7bc9c8;
  --focus:#fff1a8;
  --shadow:0 24px 70px rgba(0,0,0,.38);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{background:var(--bg);scroll-behavior:smooth}
body{margin:0;min-height:100vh;color:var(--ink);background:radial-gradient(circle at 10% -10%,rgba(185,239,107,.12),transparent 30rem),radial-gradient(circle at 95% 12%,rgba(159,122,192,.14),transparent 32rem),linear-gradient(180deg,#0a1009,var(--bg) 70%);line-height:1.5}
button,input,a{font:inherit}
button,a{touch-action:manipulation}
button{color:inherit}
.skip-link{position:fixed;z-index:100;top:.75rem;left:.75rem;transform:translateY(-180%);padding:.7rem 1rem;border-radius:.6rem;background:var(--focus);color:#111;text-decoration:none;font-weight:900}
.skip-link:focus{transform:none}
.site-bar{position:sticky;top:0;z-index:30;min-height:72px;display:flex;align-items:center;justify-content:space-between;padding:1rem clamp(1rem,3vw,2.5rem);border-bottom:1px solid rgba(255,255,255,.08);background:rgba(8,13,8,.86);backdrop-filter:blur(14px)}
.brand{display:flex;align-items:center;gap:.75rem;color:var(--ink);text-decoration:none}
.brand-mark{width:2.7rem;height:2.7rem;display:grid;place-items:center;border-radius:50%;font-weight:950;letter-spacing:-.06em;color:#122013;background:linear-gradient(135deg,var(--lime),var(--gold));box-shadow:0 0 0 4px rgba(185,239,107,.08)}
.brand span:last-child{display:grid;line-height:1.05}.brand small{margin-top:.22rem;font-size:.72rem;color:var(--muted);font-weight:650}.hub-link{padding:.55rem .8rem;border:1px solid var(--line);border-radius:999px;color:var(--ink);text-decoration:none;font-weight:850}
.game-shell{width:min(1280px,calc(100% - 2rem));margin:0 auto;padding:clamp(1.2rem,4vw,3rem) 0 4rem}
.hero,.score-strip,.room-panel,.station-panel,.control-card,.history-card,.rules-card{border:1px solid rgba(255,255,255,.09);background:linear-gradient(180deg,rgba(25,38,24,.96),rgba(13,21,13,.97));box-shadow:var(--shadow)}
.hero{display:flex;justify-content:space-between;align-items:flex-start;gap:1.25rem;padding:clamp(1.3rem,3.5vw,2.6rem);border-radius:1.4rem}
.eyebrow{margin:0 0 .38rem;color:var(--lime);font-size:.71rem;font-weight:950;letter-spacing:.17em;text-transform:uppercase}
h1,h2,p{margin-top:0}h1{max-width:10ch;margin-bottom:.6rem;font-size:clamp(2.4rem,7vw,5.6rem);line-height:.86;letter-spacing:-.06em}h2{margin-bottom:.3rem;font-size:clamp(1.2rem,2.4vw,1.65rem);letter-spacing:-.025em}.lede{max-width:65ch;margin-bottom:0;color:var(--muted);font-size:clamp(1rem,2vw,1.18rem)}
.status-chip{display:inline-flex;align-items:center;max-width:29rem;padding:.5rem .72rem;border:1px solid var(--line);border-radius:999px;background:rgba(0,0,0,.2);color:var(--muted);font-size:.78rem;font-weight:750}
.score-strip{margin-top:1rem;display:grid;grid-template-columns:repeat(5,minmax(90px,1fr)) auto;gap:.55rem;padding:.7rem;border-radius:1rem}
.stat{min-height:70px;display:grid;align-content:center;padding:.65rem .8rem;border:1px solid rgba(255,255,255,.07);border-radius:.8rem;background:#0c140c}.stat span{font-size:.68rem;color:var(--muted);font-weight:850;letter-spacing:.12em;text-transform:uppercase}.stat strong{font-size:clamp(1.25rem,2.7vw,1.8rem);line-height:1}.timer-stat strong{color:var(--gold)}
.start-button{min-width:142px;border:0;border-radius:.8rem;background:linear-gradient(135deg,var(--lime),#d7f79d);color:#102011;font-weight:950;cursor:pointer;box-shadow:inset 0 -4px 0 rgba(49,85,24,.2)}.shift-running .start-button{background:#28352a;color:var(--muted)}button:disabled{cursor:not-allowed;opacity:.55}
.arcade-grid{margin-top:1rem;display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.68fr);gap:1rem;align-items:start}
.room-panel,.station-panel{border-radius:1.2rem;padding:1rem;overflow:hidden}.panel-heading{display:flex;justify-content:space-between;gap:1rem;align-items:center}.panel-heading.compact{align-items:flex-start}.panel-heading h2,.panel-heading p{margin-bottom:0}.room-light{padding:.4rem .62rem;border-radius:.45rem;border:1px solid rgba(239,200,111,.35);background:#1b170d;color:var(--gold);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.69rem;font-weight:850;letter-spacing:.09em}
.room-stage{height:116px;position:relative;margin:1rem 0 .75rem;border:1px solid #2e402c;border-radius:.9rem;overflow:hidden;background:linear-gradient(180deg,#0b120b 0 62%,#182018 62% 66%,#0a0d0a 66% 100%)}
.room-stage::before{content:"";position:absolute;inset:66% 0 0;background:repeating-linear-gradient(90deg,transparent 0 34px,rgba(255,255,255,.04) 35px 36px),linear-gradient(180deg,#101610,#090c09)}
.ceiling-rail{position:absolute;top:17px;left:5%;right:5%;height:5px;border-radius:99px;background:#364434;box-shadow:0 22px 0 #232d22}.lamp{position:absolute;top:21px;width:100px;height:10px;border-radius:0 0 20px 20px;background:linear-gradient(90deg,#c2ee9b,#fff8c6,#c2ee9b);box-shadow:0 8px 30px rgba(214,255,177,.18)}.lamp-a{left:16%}.lamp-b{right:18%}.fan-art{position:absolute;right:5.5%;top:52px;width:38px;height:38px;border:3px solid #405141;border-radius:50%;display:grid;place-items:center}.fan-art::after{content:"";width:8px;height:8px;border-radius:50%;background:#6e816d}.fan-art i{position:absolute;width:13px;height:5px;border-radius:80% 10% 80% 10%;background:#566956;transform-origin:19px 2px}.fan-art i:nth-child(1){transform:translateX(-7px) rotate(0deg)}.fan-art i:nth-child(2){transform:translateX(-7px) rotate(120deg)}.fan-art i:nth-child(3){transform:translateX(-7px) rotate(240deg)}.conveyor-art{position:absolute;left:5%;right:20%;bottom:18px;height:14px;border:3px solid #4b574b;border-radius:6px;background:repeating-linear-gradient(90deg,#273027 0 18px,#121812 18px 23px)}
.batch-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem}.batch-card{min-width:0;display:grid;grid-template-columns:76px 1fr;gap:.75rem;align-items:center;padding:.72rem;border:1px solid #344c34;border-radius:.9rem;background:linear-gradient(180deg,#121c12,#0a110a);text-align:left;cursor:pointer;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.batch-card:hover:not(:disabled){transform:translateY(-2px);border-color:#5f7e59}.batch-card.selected{border-color:var(--gold);box-shadow:0 0 0 2px rgba(239,200,111,.14)}.batch-card.stressed{border-color:#7d4d42}.batch-copy{min-width:0;display:grid;gap:.4rem}.batch-topline{display:flex;justify-content:space-between;gap:.5rem;align-items:baseline}.batch-topline strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.batch-topline small{color:var(--muted)}.quality-line{display:flex;justify-content:space-between;gap:.5rem;color:var(--muted);font-size:.72rem}.quality-track{height:6px;border-radius:999px;background:#263127;overflow:hidden}.quality-track>span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--orange),var(--lime))}.step-track{display:flex;flex-wrap:wrap;gap:.25rem}.step-chip{padding:.18rem .32rem;border-radius:.3rem;background:#222d22;color:#7f8e7c;font-size:.58rem;font-weight:900}.step-chip.done{background:#263e29;color:#98bc8b;text-decoration:line-through}.step-chip.current{background:var(--gold);color:#211a09}.next-step{font-size:.68rem;color:var(--gold);font-weight:900;letter-spacing:.08em}
.batch-art{position:relative;width:70px;height:62px;display:grid;place-items:center}.crate-face{position:absolute;left:7px;right:7px;bottom:5px;height:40px;display:grid;place-items:center;border:3px solid #755734;border-radius:5px;background:repeating-linear-gradient(0deg,#9b7444 0 7px,#866138 7px 10px);color:#2b1a09;font-size:1.35rem;font-weight:1000;box-shadow:inset 0 0 0 2px rgba(255,255,255,.08)}.crate-lid{position:absolute;left:3px;right:3px;top:11px;height:8px;border-radius:4px;background:#ad824a;border:2px solid #6f502e;z-index:2}.crop-dot{position:absolute;top:3px;width:20px;height:20px;border-radius:48% 52% 45% 55%;background:radial-gradient(circle at 40% 35%,#d8f5a6 0 11%,#6f9c4f 13% 38%,#345c32 40%);box-shadow:0 2px 5px rgba(0,0,0,.35)}.dot-a{left:10px}.dot-b{left:26px;top:0}.dot-c{right:8px;top:6px}
.feedback-card{margin-top:.8rem;min-height:116px;display:grid;align-content:center;padding:1rem;border:1px solid #354a35;border-radius:.85rem;background:#0a110a}.feedback-kicker{color:var(--gold);font-size:.65rem;font-weight:950;letter-spacing:.14em}.feedback-card strong{font-size:1.12rem}.feedback-card p{margin:.35rem 0 0;color:var(--muted)}.feedback-card.correct{border-color:#48784c}.feedback-card.wrong{border-color:#8b4a43;background:#160d0b}.feedback-card.complete{border-color:#8f7843;background:linear-gradient(180deg,#18150c,#0d100b)}.feedback-card.complete strong{font-size:1.65rem;color:var(--gold)}
.station-panel{position:sticky;top:88px}.selected-batch{display:grid;gap:.18rem;margin:.9rem 0;padding:.8rem;border:1px solid #3e543c;border-radius:.75rem;background:#0c150c}.selected-batch span{color:var(--muted);font-size:.84rem}.station-grid{display:grid;gap:.65rem}.station-button{position:relative;display:grid;grid-template-columns:2.8rem 3.1rem 1fr;gap:.65rem;align-items:center;width:100%;padding:.75rem;border:1px solid #405641;border-radius:.8rem;background:linear-gradient(180deg,#182418,#0e170e);text-align:left;cursor:pointer}.station-button:hover:not(:disabled){border-color:var(--lime);transform:translateX(-2px)}.station-key{display:grid;place-items:center;width:2rem;height:2rem;border:1px solid #536653;border-radius:.42rem;background:#0b120b;color:var(--muted);font:850 .78rem ui-monospace,SFMono-Regular,Menlo,monospace}.station-mark{width:2.8rem;height:2.8rem;display:grid;place-items:center;border-radius:50%;background:#29382a;color:var(--gold);font-weight:950;font-size:1.15rem}.station-button span:last-child{display:grid}.station-button small{margin-top:.12rem;color:var(--muted);font-size:.72rem;line-height:1.25}.station-trim .station-mark{color:#d7c9ec}.station-rack .station-mark{color:var(--cyan)}.station-pack .station-mark{color:var(--orange)}.shortcut-note{margin:.85rem 0 0;color:var(--muted);font-size:.75rem}.shortcut-note kbd{padding:.12rem .32rem;border:1px solid #566556;border-radius:.25rem;background:#0a110a;color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.lower-grid{margin-top:1rem;display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:1rem}.control-card,.history-card,.rules-card{border-radius:1rem;padding:1rem}.control-card label{display:block;margin:.9rem 0 .35rem;color:var(--muted);font-size:.78rem;font-weight:850}.code-row{display:grid;grid-template-columns:1fr auto;gap:.55rem}.code-input{min-width:0;width:100%;padding:.72rem .8rem;border:1px solid var(--line);border-radius:.7rem;background:#080d08;color:var(--ink);font-weight:950;letter-spacing:.16em;text-transform:uppercase}.code-input[aria-invalid="true"]{border-color:var(--red)}.secondary-button,.primary-button{border:0;border-radius:.7rem;font-weight:900;cursor:pointer}.secondary-button{padding:.7rem .9rem;border:1px solid #4a6048;background:#273627;color:var(--ink)}.primary-button{width:100%;margin-top:.7rem;padding:.72rem .9rem;background:var(--lime);color:#102011}.help-text{margin:.38rem 0 0;color:var(--muted);font-size:.76rem}.history-list{list-style:none;margin:.85rem 0 0;padding:0;display:grid;gap:.42rem;max-height:290px;overflow:auto}.history-list li:not(.empty-state){display:grid;grid-template-columns:auto 1fr;gap:.7rem;align-items:center;padding:.45rem 0;border-bottom:1px solid rgba(255,255,255,.07)}.history-list li>span{min-width:2.5rem;color:var(--gold);font:850 .72rem ui-monospace,SFMono-Regular,Menlo,monospace}.history-list div{display:grid}.history-list small{color:var(--muted)}.history-good strong{color:#d9efc4}.history-bad strong{color:#f0a69d}.empty-state{color:var(--muted);font-style:italic}
.rules-card{margin-top:1rem}.rules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.rules-grid p{margin:0;color:var(--muted)}.rules-grid strong{color:var(--ink)}.boundary{margin:1rem 0 0;padding:1rem;border-left:4px solid var(--gold);background:#12140d;color:var(--muted)}.boundary strong{color:var(--gold)}
.shift-running .timer-stat{border-color:rgba(239,200,111,.45);box-shadow:inset 0 0 24px rgba(239,200,111,.05)}.shift-running .room-light{animation:pulse-light 1s steps(2,end) infinite}.shift-complete .room-light{color:var(--lime);border-color:#4d7044}.shift-complete .station-panel{opacity:.82}@keyframes pulse-light{50%{opacity:.55}}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
@media(max-width:980px){.score-strip{grid-template-columns:repeat(3,1fr)}.start-button{min-height:64px}.arcade-grid{grid-template-columns:1fr}.station-panel{position:static}.station-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.game-shell{width:min(100% - 1rem,1280px);padding-top:.7rem}.hero{display:grid}.status-chip{justify-self:start}.score-strip{grid-template-columns:repeat(2,1fr)}.batch-grid{grid-template-columns:1fr}.lower-grid{grid-template-columns:1fr}.rules-grid{grid-template-columns:1fr}.room-stage{height:90px}.station-grid{grid-template-columns:1fr}}
@media(max-width:440px){.site-bar{padding:.8rem 1rem}.brand small{display:none}.hero,.room-panel,.station-panel{border-radius:1rem}.score-strip{padding:.5rem}.stat{min-height:62px}.batch-card{grid-template-columns:64px 1fr;padding:.62rem}.batch-art{width:60px}.station-button{grid-template-columns:2.4rem 2.6rem 1fr}.station-key{width:1.8rem;height:1.8rem}.station-mark{width:2.5rem;height:2.5rem}.room-light{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.batch-card,.station-button{transition:none!important}.shift-running .room-light{animation:none!important}}