:root{--bg: #f3f1ec;--surface: #ffffff;--surface-2: #e8e5de;--text: #1b1f24;--muted: #5d636b;--border: #d3cfc6;--accent: #b5121b;--accent-text: #ffffff;--focus: #1a66d6;--playable: #1f9d55;--danger: #b5121b;--card-w: 60px;--card-h: 88px;--radius: 10px;color-scheme:light;font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans TC,PingFang HK,Microsoft JhengHei,sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #15181c;--surface: #20242a;--surface-2: #2b3038;--text: #eef0f2;--muted: #a3a9b1;--border: #3a4049;--accent: #e0414a;--focus: #6aa5ff;--playable: #3ccf7f;--danger: #ff6b72;color-scheme:dark}}@media(min-width:720px){:root{--card-w: 84px;--card-h: 122px}}*,*:before,*:after{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{background:var(--bg);color:var(--text);overflow-x:hidden;-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}h1,h2{margin:0}.btn{min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface);cursor:pointer;font-weight:600}.btn:disabled{opacity:.45;cursor:default}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn-quiet{background:transparent;border-color:transparent;color:var(--muted)}.btn-uno.is-armed{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.setup{min-height:100%;display:grid;place-items:center;padding:16px}.setup-card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px 20px;display:grid;gap:16px;overflow:hidden}.setup-stripes{display:flex;height:8px;margin:-24px -20px 4px}.setup-stripes span{flex:1}.setup h1{font-size:2rem;letter-spacing:-.02em}.subtitle{margin:-12px 0 0;color:var(--muted)}fieldset{border:0;padding:0;margin:0}legend{font-weight:600;margin-bottom:8px}.segmented{display:flex;gap:6px}.segmented label{flex:1;min-height:44px;display:grid;place-items:center;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;font-weight:600}.segmented label.is-selected{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.segmented input{position:absolute;opacity:0;pointer-events:none}.segmented label:focus-within{outline:3px solid var(--focus);outline-offset:2px}.btn-start{min-height:48px;font-size:1.1rem}.game{height:100%;max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:6px;padding:6px 12px 8px}.topbar{display:flex;align-items:center;gap:8px}.brand{font-size:1.05rem;flex:1;white-space:nowrap}.lang-toggle{display:flex;border:1px solid var(--border);border-radius:999px;overflow:hidden}.lang-toggle button{border:0;background:transparent;min-width:40px;min-height:34px;cursor:pointer;font-weight:600;color:var(--muted)}.lang-toggle button.is-selected{background:var(--text);color:var(--bg)}.opponents{list-style:none;margin:0;padding:0;display:flex;gap:6px}.opponent{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;padding:4px 6px;border-radius:var(--radius);background:var(--surface);border:2px solid transparent;font-size:.8rem}.opponent.is-active{border-color:var(--accent)}.opponent-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.opponent-count{color:var(--muted)}.table{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:10px;padding:8px 10px;background:var(--surface);border-radius:14px}.table-info{display:grid;gap:4px;min-width:0;justify-items:start}.label{font-size:.75rem;color:var(--muted)}.direction{font-size:.8rem;color:var(--muted)}.line-badge{display:inline-flex;align-items:center;gap:6px;min-width:0;max-width:100%}.line-codes{display:inline-flex;flex:0 0 auto;border-radius:6px;overflow:hidden}.line-codes .line-code{border-radius:0}.line-code{font-weight:800;font-size:.8rem;padding:3px 7px;border-radius:6px;letter-spacing:.04em}.line-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.draw-pile{width:var(--card-w);height:var(--card-h);border-radius:var(--radius);border:0;padding:0;cursor:pointer;position:relative;background:repeating-linear-gradient(135deg,#b5121b 0,#b5121b 8px,#8f0e15 8px,#8f0e15 16px);color:#fff;box-shadow:3px 3px 0 var(--surface-2),5px 5px 0 var(--border)}.draw-pile:disabled{cursor:default;filter:saturate(.6)}.draw-pile-back{font-weight:900;font-size:1.6rem}.draw-pile-count{position:absolute;bottom:4px;right:6px;font-size:.75rem;font-weight:700}.line-strip{overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;background:var(--surface);border-radius:12px;flex:0 0 auto}.line-strip svg{display:block}.stop-circle{fill:var(--surface);stroke-width:3}.stop-dot.interchange .stop-circle{fill:var(--text);stroke:var(--text)}.stop-label{fill:var(--text);font-size:10px;font-weight:700}.stop-dot.interchange .stop-label{fill:var(--bg);font-size:11px}.stop-name{fill:var(--text);font-size:10px}.stop.is-current .stop-name{font-weight:800}.stop-ring{fill:none;stroke:var(--accent);stroke-width:2.5}.status{min-height:52px}.turn{margin:0;font-weight:700;font-size:.95rem}.turn.is-mine{color:var(--accent)}.hint{font-weight:500;color:var(--muted)}.log{list-style:none;margin:2px 0 0;padding:0;font-size:.8rem;color:var(--muted)}.log li{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.log li:last-child{color:var(--text)}.log li.is-rejected{color:var(--danger)}.controls{display:flex;gap:8px;justify-content:center}.controls .btn{flex:1;max-width:160px}.hand{flex:1;min-height:calc(var(--card-h) + 16px);display:flex;flex-wrap:wrap;align-content:flex-start;justify-content:center;gap:6px;padding:6px 2px;overflow-y:auto}.card{width:var(--card-w);height:var(--card-h);flex:0 0 auto;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);color:var(--text);padding:0;display:flex;flex-direction:column;align-items:stretch;overflow:hidden;position:relative;text-align:center;box-shadow:0 1px 2px #00000026}button.card{cursor:pointer;transition:transform .12s ease}.card-table{--card-w: 72px;--card-h: 104px}@media(min-width:720px){.card-table{--card-w: 96px;--card-h: 140px}}.hand .card:not(.is-playable){opacity:.55}.card.is-playable{border:2px solid var(--playable);transform:translateY(-4px)}.card.is-drawn{box-shadow:0 0 0 3px var(--accent)}.card-band{display:flex;font-weight:800;font-size:.68rem;letter-spacing:.04em;line-height:1.1}.card-band-part{flex:1;padding:3px 0;min-width:0}.card-band-part+.card-band-part{letter-spacing:0}.card-band:has(.card-band-part+.card-band-part){font-size:.56rem;letter-spacing:0}.card-bands{display:flex;flex-direction:column}.card-bands .card-band-part{padding:1px 0}.card-bands .card-band{font-size:.6rem}.card-number{flex:1;display:grid;place-items:center;font-size:1.7rem;font-weight:800}.card-icon{flex:1;display:grid;place-items:center;font-size:1.4rem;font-weight:800}.card-name{font-size:.6rem;line-height:1.1;padding:0 3px 4px;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}@media(min-width:720px){.card-number{font-size:2.4rem}.card-name{font-size:.72rem}.card-band{font-size:.78rem}}.card-wild-ring{position:absolute;top:8px;right:8px;bottom:8px;left:8px;border-radius:50%;opacity:.85;z-index:0}.card-wild .card-icon,.card-wild .card-name{position:relative;z-index:1}.card-wild .card-icon{color:#fff;text-shadow:0 1px 3px rgb(0 0 0 / .7)}.card-wild .card-name{background:var(--surface);margin:0 4px 4px;border-radius:4px;padding:2px}.card-octopus{background:#646567;border-color:#4f5052;color:#fff;justify-content:space-between}.octopus-title{font-size:.6rem;font-weight:700;text-align:left;padding:4px 5px 0;letter-spacing:.05em}.octopus-logo{width:88%;align-self:center;flex:1;min-height:0}.card-wild.card-octopus .card-name{color:#fff;background:none;font-weight:600;white-space:nowrap;overflow-wrap:normal}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:grid;place-items:center;padding:16px;z-index:10}.dialog{background:var(--surface);border-radius:16px;padding:20px;width:100%;max-width:380px;display:grid;gap:14px;max-height:calc(100dvh - 32px);overflow-y:auto}.dialog h2{font-size:1.2rem}.line-options{display:grid;gap:8px}.line-option{min-height:44px;text-align:left;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:6px 10px;cursor:pointer}.dialog-actions{display:flex;gap:8px;flex-wrap:wrap}.dialog-actions .btn{flex:1}@media(prefers-reduced-motion:reduce){button.card{transition:none}}.house-rules{display:grid;gap:4px;border-top:1px solid var(--border);padding-top:12px}.rule{display:flex;align-items:center;gap:12px;padding:8px 0;cursor:pointer}.rule.is-disabled{opacity:.5;cursor:default}.rule-text{flex:1;min-width:0;display:grid;gap:2px}.rule-label{font-weight:600}.rule-hint{font-size:.78rem;color:var(--muted)}.stepper{display:flex;align-items:center;border:1px solid var(--border);border-radius:999px;overflow:hidden}.stepper button{width:40px;height:40px;border:0;background:transparent;font-size:1.2rem;font-weight:700;cursor:pointer}.stepper button:disabled{opacity:.35;cursor:default}.stepper output{min-width:28px;text-align:center;font-weight:700}.switch{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:0 0 auto;width:46px;height:28px;margin:0;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);position:relative;cursor:pointer;transition:background .15s ease}.switch:after{content:"";position:absolute;top:2px;left:2px;width:22px;height:22px;border-radius:50%;background:var(--surface);box-shadow:0 1px 2px #0000004d;transition:transform .15s ease}.switch:checked{background:var(--accent);border-color:var(--accent)}.switch:checked:after{transform:translate(18px)}.switch:disabled{cursor:default}.reset-rules{justify-self:start;padding:0}.pending{margin:2px 0 0;padding:4px 8px;border-radius:8px;background:var(--accent);color:var(--accent-text);font-size:.8rem;font-weight:600}.same-number-cards{display:flex;flex-wrap:wrap;gap:8px}.same-number-cards legend,.end-on legend{margin-bottom:6px}.pick{padding:0;border:0;background:none;border-radius:var(--radius);cursor:pointer;opacity:.5}.pick.is-on{opacity:1;box-shadow:0 0 0 3px var(--playable)}.end-on{display:grid;gap:6px}.end-option{display:flex;align-items:center;gap:8px;min-height:36px;cursor:pointer}@media(prefers-reduced-motion:reduce){.switch,.switch:after{transition:none}}.table-info .line-badge{flex-wrap:wrap;row-gap:2px}.table-info .line-name{white-space:normal;line-height:1.2;font-size:.9rem}.card-transfer{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:2px;padding-inline:2px;padding-top:3px;font-size:.52rem;font-weight:800;line-height:1}.card-transfer-line{padding:1px 2px;border-radius:3px}@media(min-width:720px){.card-transfer{font-size:.62rem}}.gallery{max-width:1100px;margin:0 auto;padding:16px 16px 48px;display:grid;gap:20px}.gallery>*,.gallery section{min-width:0}.gallery h2{font-size:1.3rem;margin:8px 0 12px}.gallery-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.gallery-header h1{font-size:1.6rem}.gallery-header .subtitle{margin:4px 0 0}.gallery-back{color:var(--accent);font-weight:600;justify-self:start}.gallery-lines{list-style:none;margin:0;padding:0;display:grid;gap:12px}.gallery-line{display:grid;gap:6px;min-width:0}.gallery-line-head{display:flex;align-items:center;flex-wrap:wrap;gap:8px;min-width:0}.gallery-line-head .line-name{white-space:normal}.gallery-line-alt,.gallery-count,.gallery-line-count{color:var(--muted);font-size:.85rem;font-weight:500}.gallery-group{margin-bottom:18px}.gallery-group h3{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:1rem;margin:0 0 8px}.gallery-cards{display:flex;flex-wrap:wrap;gap:8px}