:root{color-scheme:dark;--bg:#07111f;--panel:#0d1d2d;--line:#294358;--text:#edf8ff;--muted:#a0b5c6;--cyan:#6af1e0;--purple:#b5a0ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 30% 22%,#142b43 0,transparent 55%),var(--bg);color:var(--text);font:16px/1.7 -apple-system,BlinkMacSystemFont,"Noto Sans TC","PingFang TC",sans-serif}a{color:var(--cyan);text-underline-offset:5px}button,input,select{font:inherit}button{cursor:pointer;border:1px solid #486278;border-radius:9px;background:#142c40;color:var(--text);padding:10px 16px;transition:background .2s}button:hover{background:#24465e}button:disabled{opacity:.45;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}button.primary{background:var(--cyan);color:#08232c;border-color:var(--cyan);font-weight:750}button.primary:hover{background:#a3ffec}button.secondary{border-color:var(--purple);color:#dfd4ff}button.selected{background:#37605f;border-color:var(--cyan)}.top{display:flex;justify-content:space-between;align-items:center;padding:22px 4vw;border-bottom:1px solid var(--line);font:12px/1.5 Menlo,monospace;letter-spacing:2px}.top a{color:#fff;text-decoration:none;font-weight:900}.top a span{font-weight:400;margin-left:10px;color:var(--muted)}.top>div{display:flex;align-items:center;gap:12px}.top button{font:12px sans-serif;letter-spacing:0;padding:6px 10px}.signal,.city-bottom i{display:inline-block;border-radius:50%;width:6px;height:6px;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}main{max-width:1440px;margin:auto;padding:0 4vw}.intro{padding:44px 0 26px;display:flex;justify-content:space-between;align-items:end;gap:20px}.eyebrow{font:11px/1.5 Menlo,monospace;letter-spacing:3px;color:var(--cyan);margin:0 0 16px}h1{margin:0;line-height:1}h1 img{width:min(100%,500px);height:auto}h2,h3{line-height:1.4;letter-spacing:1px}h2{font-size:30px;margin:10px 0 14px}h3{font-size:22px;margin:10px 0}p{margin:10px 0}.slogan{font-size:19px;color:#dbeaf8;margin:9px 0 18px}.intro p:last-child{color:var(--muted);font-size:14px}.intro-meta{display:grid;gap:8px;color:var(--muted);font:11px/1.6 Menlo,sans-serif;letter-spacing:1px;text-align:right;white-space:nowrap}.steps{display:flex;gap:0;margin:8px 0 24px;border-bottom:1px solid var(--line)}.steps span{flex:1;padding:12px 0;font-size:12px;color:#7c96a9}.steps span.active{color:var(--cyan);border-bottom:2px solid var(--cyan)}.game-layout{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(290px,1fr);gap:20px;align-items:start}.city-panel{background:linear-gradient(140deg,#0d2033,#091725);border:1px solid #345269;border-radius:18px;overflow:hidden;position:relative}.city-head{padding:24px 26px 0;display:flex;justify-content:space-between;align-items:center;gap:8px}.city-head small{display:block;color:var(--cyan);font:10px Menlo,monospace;letter-spacing:2px;margin-bottom:5px}.city-head strong{font-size:17px}.pill{border:1px solid #426077;border-radius:20px;font-size:11px;padding:5px 10px;white-space:nowrap;color:#b5cddf}canvas{display:block;width:100%;height:auto;margin:-6px 0 -10px}.city-summary{display:flex;gap:6px;flex-wrap:wrap;padding:0 22px}.city-summary span{font-size:11px;padding:3px 8px;background:#132c40;border-radius:5px}.city-note{font-size:11px;color:#8da6b9;padding:0 22px}.city-bottom{display:flex;align-items:center;justify-content:space-between;padding:15px 22px;border-top:1px solid var(--line);font-size:11px;color:var(--cyan)}.city-bottom button{font-size:11px;padding:5px 8px;background:transparent}.control-panel{padding:24px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(135deg,#14273a,#0d1b2a)}.control-panel h2{font-size:24px}.muted,.hint{color:var(--muted);font-size:13px}.balance{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.balance>div{border-left:2px solid var(--cyan);padding-left:12px}.balance small{font-size:11px;color:var(--muted);display:block}.balance strong{font:32px/1.4 Menlo,monospace}.balance em{font:12px sans-serif;color:var(--muted);margin-left:4px}.control-panel .buttons{display:grid;gap:10px;margin-top:18px}.control-panel .buttons button{width:100%}.dice{font:64px/1.2 Menlo,monospace;text-align:center;color:var(--cyan);text-shadow:0 0 30px #58e6dd50;margin:20px 0}.budget-line{margin:14px 0}.budget-line label{display:flex;justify-content:space-between;font-size:14px;gap:12px}.budget-line input[type=range]{accent-color:var(--cyan);width:100%;height:26px;cursor:ew-resize}.budget-line input[type=number]{width:80px;background:#081726;color:var(--text);border:1px solid #557087;border-radius:7px;padding:4px 8px}.budget-line .label-title{display:flex;align-items:center}.range-label{display:flex;justify-content:space-between;color:var(--muted);font-size:11px}.stat-strip{display:flex;gap:18px;padding:15px 0;border-top:1px solid var(--line);font-size:12px;color:var(--muted);flex-wrap:wrap}.stat-strip strong{color:var(--cyan)}#stage{margin:28px 0 0;scroll-margin-top:20px;outline:none}.stage-shell{padding:30px;border:1px solid var(--line);border-radius:18px;background:#0e1e2e}.stage-top{display:flex;justify-content:space-between;align-items:start;gap:20px}.tag{display:inline-block;background:#18354a;color:#aad9e8;border:1px solid #355770;border-radius:4px;font-size:11px;padding:3px 7px;margin:2px 5px 2px 0}.tag.warn{color:#f3ce83;border-color:#6d5a38;background:#302a20}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0}.review-card{padding:18px;background:#11293c;border:1px solid #33536c;border-radius:12px}.review-card h3{font-size:17px}.review-card p{font-size:12px;color:var(--muted)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.policy-card{max-width:850px;margin:20px auto;padding:30px;border:1px solid #3b5c75;border-radius:16px;background:linear-gradient(135deg,#152f46,#112235)}.policy-card .lead{font-size:20px;line-height:1.7}.facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.fact{padding:15px;background:#091b2c;border-radius:9px}.fact strong{font-size:12px;color:var(--cyan)}.fact p{font-size:13px;color:#c0d0de}.questions{padding:18px;background:#30291e;border:1px solid #6e5c36;border-radius:10px;color:#f3d799;font-size:13px}.questions ul{padding-left:20px;margin:8px 0}.choice-buttons{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.choice-buttons button{flex:1;min-width:120px}.deck-nav{display:flex;justify-content:space-between;align-items:center;gap:12px}.deck-nav span{font:12px Menlo,monospace;color:var(--muted)}.progressbar{height:3px;background:#25445b;margin:16px 0}.progressbar div{height:100%;background:var(--cyan);transition:width .2s}.check-row{display:flex;gap:12px;border-bottom:1px solid var(--line);padding:12px 0;align-items:center}.check-row span{flex:1}.check-row small{color:var(--cyan)}.reveal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}.candidate{padding:20px;border:1px solid #4c6b82;border-radius:14px;background:#102a3e;min-height:190px}.candidate .number{font:30px Menlo,monospace;color:var(--cyan)}.candidate button{width:100%;margin-top:20px}.candidate.open{border-color:var(--cyan)}details{border-top:1px solid var(--line);padding:14px 0}summary{cursor:pointer;color:#d4e9f8}details p{font-size:13px;color:#b7cbdb}.source{margin:12px 0;padding:14px;background:#081727;border-radius:8px;font-size:12px;overflow-wrap:anywhere}.source a{display:block;margin-bottom:6px}.ticket-wrap{max-width:1050px;margin:24px auto}.ticket{background:#0b2338;border:1px solid #6af1e080;border-radius:16px;overflow:hidden;box-shadow:0 20px 90px #0004;position:relative}.ticket-head{padding:16px 26px;border-bottom:1px solid #6af1e060;display:flex;justify-content:space-between;color:var(--cyan);font:11px Menlo,monospace;letter-spacing:2px}.ticket-art{padding:22px 28px;background:linear-gradient(120deg,#153651,#15223b);display:flex;align-items:center;justify-content:space-between;gap:12px}.ticket-art img{width:240px;max-width:50%;height:auto}.ticket-art span{font:12px Menlo,monospace;letter-spacing:1px;color:#b5a0ff}.ticket-route{display:grid;grid-template-columns:1fr 50px 1fr;align-items:center;padding:26px 30px;gap:12px}.ticket-route small{display:block;color:#a3bccc;font-size:12px}.ticket-route strong{font-size:clamp(22px,3vw,38px);overflow-wrap:anywhere}.ticket-bottom{padding:20px 30px;border-top:1px dashed #6a9caf;display:flex;justify-content:space-between;gap:15px;align-items:center;font-size:12px}.stamp{border:2px solid #6af1e0;color:var(--cyan);padding:10px 15px;transform:rotate(-6deg);font:11px/1.8 Menlo,monospace;text-align:center;flex-shrink:0}.barcode{background:repeating-linear-gradient(90deg,#a8c7d7 0 2px,transparent 2px 4px,#a8c7d7 4px 5px,transparent 5px 9px);height:28px;width:140px}.origin-input{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:20px 0}.origin-input input{min-width:210px;max-width:100%;background:#071727;border:1px solid #54758c;border-radius:7px;color:white;padding:10px 14px}.foot{margin:45px 0;padding:24px 0;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.foot>button{float:right;font-size:12px}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}[hidden]{display:none!important}@media(max-width:950px){.game-layout{grid-template-columns:1fr}.control-panel{padding:22px}.intro-meta{display:none}.review-grid{grid-template-columns:repeat(2,1fr)}.city-panel{max-width:800px;margin:auto;width:100%}.control-panel .buttons{grid-template-columns:1fr 1fr}.control-panel .buttons .hint{grid-column:1/-1}.reveal-grid{grid-template-columns:1fr}}@media(max-width:560px){main{padding:0 18px}.top{padding:16px 18px}.top>div{letter-spacing:0;font-size:10px}.top a span{margin-left:4px;font-size:10px}.intro{padding:30px 0 16px}.slogan{font-size:15px}.eyebrow{font-size:9px;letter-spacing:1.8px}.steps{gap:8px}.steps span{font-size:10px}.city-head{padding:18px 15px 0}.city-head strong{font-size:14px}.city-head .pill{font-size:10px}.city-summary{padding:0 12px}.city-note{padding:0 12px;font-size:10px}.city-bottom{padding:12px}.stage-shell,.policy-card{padding:20px}.review-grid{grid-template-columns:1fr}.facts{grid-template-columns:1fr}.stage-top{display:block}h2{font-size:24px}.ticket-route{padding:20px 18px;grid-template-columns:1fr 25px 1fr}.ticket-head{font-size:9px;padding:16px}.ticket-art{padding:18px}.ticket-art span{font-size:9px}.ticket-bottom{padding:18px}.stamp{padding:6px;font-size:9px}.barcode{width:100px}.deck-nav{flex-wrap:wrap}.policy-card .lead{font-size:17px}.control-panel .buttons{grid-template-columns:1fr 1fr}.choice-buttons button{min-width:80px;padding:10px;font-size:13px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.game-layout:is(.is-review,.is-building) .city-panel{position:sticky;top:18px}.review-item{padding:12px 0;border-bottom:1px solid var(--line)}.review-item .budget-line{margin:8px 0}.review-item .budget-line label{font-size:12px}.candidate.open{grid-column:1/-1;animation:unfold .4s ease-out}.candidate.open>button{width:auto;min-width:150px}.candidate.open .facts{grid-template-columns:repeat(2,1fr)}@keyframes unfold{from{opacity:.3;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:950px){.game-layout:is(.is-review,.is-building) .city-panel{top:0;z-index:3;box-shadow:0 16px 24px #0005}.game-layout:is(.is-review,.is-building) .city-panel canvas{height:250px;object-fit:contain;margin:0}.game-layout:is(.is-review,.is-building) .city-head{padding:10px 18px 0}.game-layout:is(.is-review,.is-building) .city-head small,.game-layout:is(.is-review,.is-building) .city-note,.game-layout:is(.is-review,.is-building) .city-bottom{display:none}.game-layout:is(.is-review,.is-building) .city-summary{padding:4px 12px 10px}.game-layout:is(.is-review,.is-building) .city-head strong{font-size:13px}}@media(max-width:560px){.game-layout:is(.is-review,.is-building) .city-panel canvas{height:200px}.candidate.open .facts{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.candidate.open{animation:none}}

@media(max-width:950px){.game-layout:is(.is-review,.is-building) input{scroll-margin-top:370px}}
/* A die resolves first; the construction decision opens only after arrival. */
.dice-stage{display:flex;align-items:center;gap:24px;min-height:132px;padding:18px 8px;margin:12px 0}
.dice-cube{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:7px;flex-shrink:0;width:86px;height:86px;padding:13px;border:2px solid #baffed;border-radius:18px;background:linear-gradient(135deg,#f1fff8,#a4e7df);box-shadow:6px 8px 0 #295b68,10px 15px 25px #0004;transform:perspective(400px) rotateX(9deg) rotateY(-12deg) rotate(-5deg)}
.dice-pip{border-radius:50%;background:#173e51;box-shadow:inset 0 1px 2px #0005;visibility:hidden}.dice-pip.visible{visibility:visible}.dice-result{color:#d3f7ec;font-size:14px;line-height:1.8;margin:0;max-width:180px}.dice-cube.rolling{animation:diceTumble .14s ease-in-out infinite alternate}.dice-cube.landed{animation:diceLand .28s ease-out}
@keyframes diceTumble{from{transform:perspective(400px) rotateX(-20deg) rotateY(16deg) rotate(-14deg) translateY(-5px)}to{transform:perspective(400px) rotateX(25deg) rotateY(-20deg) rotate(17deg) translateY(3px)}}@keyframes diceLand{from{transform:scale(1.16) rotate(-10deg)}to{transform:perspective(400px) rotateX(9deg) rotateY(-12deg) rotate(-5deg)}}
.build-dialog{color:var(--text);background:linear-gradient(145deg,#18344a,#0c1d2e);border:1px solid #6ac9c6;border-radius:18px;width:min(420px,92vw);max-height:calc(100dvh - 36px);padding:24px;overflow:auto;position:fixed;margin:0;left:auto;right:4vw;top:50%;transform:translateY(-50%);box-shadow:0 20px 80px #0008}
.build-dialog::backdrop{background:#03111e55;backdrop-filter:blur(1px)}.build-dialog[open]{animation:cardArrive .22s ease-out}.build-dialog-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.build-dialog-top button{padding:2px 12px;font-size:24px;min-width:44px;min-height:44px;background:transparent;border-color:#426d83}.build-dialog h2{font-size:24px;margin:8px 0 12px}.build-dialog .eyebrow{font-size:10px;letter-spacing:1px}.build-dialog .buttons{display:grid;gap:10px;margin-top:18px}.build-dialog .buttons button{min-height:46px}.build-dialog .budget-line input{scroll-margin-top:20px}
@keyframes cardArrive{from{opacity:.2;translate:0 14px}to{opacity:1;translate:0 0}}
@media(max-width:950px){.build-dialog{width:calc(100% - 28px);max-width:520px;right:14px;top:auto;bottom:14px;max-height:58dvh;transform:none;padding:22px}.build-dialog .balance strong{font-size:27px}.build-dialog .balance{margin:12px 0}.build-dialog h2{font-size:22px}.build-dialog .muted{font-size:12px}.build-dialog::backdrop{backdrop-filter:none;background:#03111e33}.build-dialog .buttons{margin-top:12px}.build-dialog .eyebrow{margin-bottom:10px}}
@media(prefers-reduced-motion:reduce){.dice-cube.rolling,.dice-cube.landed,.build-dialog[open]{animation:none}}
@media(max-width:950px){.build-dialog{max-height:82dvh}}

/* Keep allocation badges in normal flow, clear of canvas captions. */
.city-panel>canvas{margin:0}.city-summary{padding-top:8px;padding-bottom:12px}.city-summary:empty{display:none}