.game{--table-size:min(100cqw, 460px);width:100%;min-width:0;max-width:100%;padding-bottom:max(24px, env(safe-area-inset-bottom));box-sizing:border-box;gap:16px;display:grid;container-type:inline-size}.game__intro,.game__notice{border:1px solid var(--color-border);background:var(--color-surface);border-radius:16px;min-width:0;padding:16px}.game__hand-panel{border:1px solid var(--color-border);background:var(--color-surface);box-sizing:border-box;border-radius:12px;width:100%;min-width:0;max-width:min(100%,520px);margin-inline:auto;padding:10px 4px 12px;box-shadow:0 1px 3px #0000000d}.game__assist-toggle{align-items:center;gap:8px;width:fit-content;margin-top:16px;font-weight:700;display:flex}.game__assist-toggle input{width:18px;height:18px;accent-color:var(--color-primary);margin:0}.game__assist-status{color:var(--color-text-muted);text-align:center;margin:8px 4px 0;font-size:11px}.game__intro p,.game__notice p{line-height:1.6}.game__model-picker{gap:6px;max-width:320px;font-weight:700;display:grid}.game__model-pickers{gap:10px;max-width:320px;display:grid}.game__match-mode{border:1px solid var(--color-border);border-radius:8px;gap:8px;max-width:360px;margin:16px 0;padding:12px;display:grid}.game__match-mode label{align-items:center;gap:8px;display:flex}.game__match-mode input{accent-color:var(--color-primary)}.game__model-picker select{border:1px solid var(--color-border);background:var(--color-surface);min-height:42px;color:inherit;font:inherit;border-radius:8px;padding:8px 10px}.game__table{--game-center-size:calc(var(--table-size) * .25);--player-height:calc((var(--table-size) - var(--game-center-size)) / 2);--player-width:calc(var(--player-height) + var(--game-center-size));--game-melds-width:80px;--game-tile-width:clamp(18px, calc((var(--player-width) - var(--game-melds-width) - 28px) / 6), 28px);--game-tile-height:calc(var(--game-tile-width) * 1.41667);--game-dora-tile-width:clamp(17px, 4.8cqw, 23px);--game-dora-tile-height:calc(var(--game-dora-tile-width) * 1.41667);grid-template-columns:var(--player-height) var(--game-center-size) var(--player-height);grid-template-rows:var(--player-height) var(--game-center-size) var(--player-height);width:var(--table-size);height:var(--table-size);box-sizing:border-box;place-content:center;gap:0;min-width:0;max-width:100%;margin:0 auto;display:grid;position:relative;overflow:clip}.game__player{width:var(--player-width);height:var(--player-height);border:1px solid var(--color-border);background:var(--color-surface);box-sizing:border-box;border-radius:8px;flex-direction:column-reverse;justify-content:space-between;padding:6px 8px;display:flex;position:relative;box-shadow:0 1px 2px #0000000d}.game__player--対面{grid-area:1/1/auto/3;place-self:center;transform:rotate(180deg)}.game__player--上家{grid-area:2/1/4;place-self:center;transform:rotate(90deg)}.game__player--下家{grid-area:1/3/3;place-self:center;transform:rotate(270deg)}.game__player--自分{grid-area:3/2/auto/4;place-self:center;transform:rotate(0)}.game__player.is-current{border-color:var(--color-primary);box-shadow:0 0 0 1.5px var(--color-primary)}.game__player.is-current .game__player-name{text-decoration:underline;-webkit-text-decoration-color:var(--color-primary);text-decoration-color:var(--color-primary);text-underline-offset:2px;text-decoration-thickness:2px}.game__player-heading{flex-direction:row;justify-content:space-between;align-items:center;gap:4px;width:100%;font-size:10px;line-height:1.2;display:flex}.game__player-heading strong{white-space:nowrap;font-size:10.5px}.game__player-heading>span{color:var(--color-text-muted);white-space:nowrap;font-size:9.5px}.game__player-name{color:inherit}.game__player-model{color:var(--color-text-muted);margin-top:2px;font-size:9px;line-height:1.2;display:block}.game__assist-model{color:var(--color-text-muted);text-align:right;margin:0 4px 2px;font-size:10px}.game__riichi{color:var(--color-primary);margin:0;font-size:9.5px;font-weight:700;line-height:1}.game__player-board{flex-direction:row;flex:auto;align-items:stretch;gap:0;width:100%;min-width:0;display:flex}.game__player-board--対面,.game__player-board--下家{flex-direction:row-reverse}.game__river{min-width:0;min-height:calc(var(--game-tile-height) * 3 + 2px);box-sizing:border-box;flex-direction:column;flex:1 1 0;justify-content:flex-start;gap:1px;display:flex}.game__river-row{height:var(--game-tile-height);flex-direction:row;gap:1px;display:flex}.game__river-tile{width:var(--game-tile-width);height:var(--game-tile-height);box-sizing:border-box;flex:none;justify-content:center;align-items:center;display:flex;position:relative}.game__river-tile .game__tile{width:var(--game-tile-width);height:var(--game-tile-height)}.game__river-called{opacity:.45}.game__river-riichi .game__tile{transform:rotate(90deg)}.game__river-tile.is-matching{z-index:2}.game__river-tile.is-matching:before{content:"";border:2px solid var(--color-primary,#163832);pointer-events:none;box-shadow:0 0 0 1px var(--color-surface,#fff), 0 0 6px #16383273;background:#16383226;border-radius:3px;position:absolute;inset:-1.5px}.game__melds{width:var(--game-melds-width,80px);min-width:var(--game-melds-width,80px);flex-direction:column;flex:0 0 var(--game-melds-width,80px);min-height:calc(var(--game-tile-height) * 3);border-left:1.5px solid var(--color-border);box-sizing:border-box;justify-content:flex-start;gap:2px;margin-left:6px;padding-left:6px;display:flex}.game__meld{white-space:nowrap;flex-direction:row;align-items:flex-end;gap:1.5px;display:inline-flex}.game__meld-tile{align-items:flex-end;display:inline-flex}.game__meld-slot{flex:none;width:100%;height:clamp(18px,5.2cqw,23px);position:relative}.game__meld-slot>.game__meld{transform-origin:0 0;white-space:nowrap;align-items:flex-end;gap:1.5px;display:inline-flex;position:absolute;top:0;left:0;transform:scale(.72)}.game__meld-called{width:34px;height:24px;display:inline-block;position:relative}.game__meld-called>.game__tile,.game__meld-stack .game__tile{position:absolute;top:-5px;left:5px;transform:rotate(90deg)}.game__meld-stack{position:absolute;top:-17px;left:0}.game__context{width:var(--game-center-size);height:var(--game-center-size);border:1px solid var(--color-border);background:var(--color-surface);min-width:0;color:var(--color-text-muted);text-align:center;box-sizing:border-box;border-radius:8px;flex-direction:column;grid-area:2/2;justify-content:space-evenly;place-self:center;align-items:center;gap:2px;padding:6px 4px;font-size:9.5px;line-height:1.2;display:flex;box-shadow:0 1px 3px #0000000f}.game__context-round{flex-direction:row;justify-content:center;align-items:baseline;gap:4px;width:100%;display:flex}.game__context-round>strong{color:var(--color-text-main);white-space:nowrap;font-size:11px;font-weight:700}.game__context-round>span{color:var(--color-text-muted);white-space:nowrap;font-size:9.5px}.game__context-meta{width:100%;color:var(--color-text-muted);flex-direction:row;justify-content:center;align-items:center;gap:6px;font-size:8.5px;display:flex}.game__context-meta>span{white-space:nowrap}.game__dora{flex-direction:column;align-items:center;gap:2px;width:100%;display:flex}.game__dora>span{color:var(--color-text-muted);font-size:8.5px;font-weight:700;line-height:1}.game__dora-tiles{width:100%;min-height:var(--game-dora-tile-height);flex-flow:row;justify-content:center;align-items:center;gap:3px;display:flex}.game__dora .game__tile{width:var(--game-dora-tile-width);height:var(--game-dora-tile-height);border-radius:2px;box-shadow:0 1px 2px #0000001f}.game__tile{object-fit:contain;flex:none;width:24px;height:34px;display:block}.game__status{min-height:24px;color:var(--color-text-muted);margin:0}.game__hand{box-sizing:border-box;grid-template-columns:repeat(14,minmax(0,1fr));justify-content:center;align-items:flex-end;gap:0;width:100%;padding-top:18px;padding-bottom:2px;display:grid}.game__hand-tile{width:100%;min-width:0;color:var(--color-text-main);cursor:pointer;touch-action:manipulation;box-sizing:border-box;box-shadow:none;background:0 0;border:none;border-radius:0;flex-direction:column;justify-content:end;align-items:center;gap:2px;padding:0;transition:transform .15s;display:flex;position:relative}.game__hand-tile .game__tile{pointer-events:none;border-radius:2.5px;width:100%;height:auto;transition:transform .15s,filter .15s,box-shadow .15s;box-shadow:0 2px 4px #0000002e}.game__hand-assist-percent{min-height:12px;color:var(--color-primary);font-variant-numeric:tabular-nums;white-space:nowrap;pointer-events:none;font-size:clamp(7px,2.4cqw,10px);font-weight:700;line-height:1}.game__hand-tile span{color:var(--color-primary);white-space:nowrap;pointer-events:none;font-size:9px;font-weight:700;line-height:1;position:absolute;top:-14px;left:50%;transform:translate(-50%)}.game__hand-tile[aria-pressed=true]{z-index:3;transform:translateY(-12px)}.game__hand-tile[aria-pressed=true] .game__tile{filter:brightness(1.06);box-shadow:0 10px 20px #00000052,0 2px 6px #0000002e}.game__hand-tile:focus-visible .game__tile{outline:2px dashed var(--color-primary);outline-offset:2px}.game__hand-tile:disabled{opacity:.38;cursor:not-allowed;transform:none}.game__hand-tile:disabled .game__tile{box-shadow:none}@media (hover:hover){.game__hand-tile:not(:disabled):hover{transform:translateY(-4px)}.game__hand-tile:not(:disabled)[aria-pressed=true]:hover{transform:translateY(-12px)}}.game__actions{flex-flow:wrap;align-items:center;gap:10px;margin-top:16px;display:flex}.game__button{border:1px solid var(--color-primary);background:var(--color-surface);min-width:44px;min-height:44px;color:var(--color-primary);font:inherit;cursor:pointer;white-space:nowrap;border-radius:8px;flex-flow:row;justify-content:center;align-items:center;gap:8px;padding:6px 14px;font-weight:700;display:inline-flex}.game__button .game__meld{vertical-align:middle;flex-direction:row;align-items:center;gap:2px;display:inline-flex}.game__button .game__meld .game__tile{vertical-align:middle;width:20px;height:28px;display:inline-block}.game__button .game__meld-called{justify-content:center;align-items:center;width:28px;height:22px;display:inline-flex;position:relative}.game__button .game__meld-called>.game__tile{width:20px;height:28px;position:static;transform:rotate(90deg)}.game__header-cancel{white-space:nowrap;flex:none;padding-inline:8px;font-size:12px}.game__button--primary{background:var(--color-primary);color:var(--color-surface)}.game__button--discard{min-width:120px;min-height:56px;padding:12px 28px;font-size:18px}.game button:focus-visible,.game__header-cancel:focus-visible{outline:3px solid var(--color-primary);outline-offset:3px}.game .game__button:disabled,.game__header-cancel:disabled{opacity:.55;cursor:default}.game button:not(:disabled):active,.game__header-cancel:not(:disabled):active{opacity:.75}.game__result{border:1px solid var(--color-border);background:var(--color-surface);width:100%;min-width:0;max-width:var(--table-size,460px);border-radius:16px;flex-direction:column;gap:12px;margin-inline:auto;padding:16px;display:flex;box-shadow:0 4px 20px #00000014}.game__result-header{border-bottom:1.5px solid var(--color-border);justify-content:center;align-items:center;padding-bottom:8px;display:flex}.game__result-title{letter-spacing:.04em;color:var(--color-text-main);text-align:center;margin:0;font-size:18px;font-weight:800}.game__winner{flex-direction:column;gap:10px;display:flex}.game__winner-heading{color:var(--color-text-main);justify-content:center;align-items:center;gap:8px;margin:0;font-size:15px;font-weight:700;display:flex}.game__win-badge{letter-spacing:.05em;border-radius:4px;justify-content:center;align-items:center;padding:2px 8px;font-size:11px;font-weight:800;line-height:1.2;display:inline-flex}.game__win-badge--ron{background:var(--color-wrong,#e11d48);color:#fff}.game__win-badge--tsumo{color:#fff;background:#0284c7}.game__winner-hand-container{box-sizing:border-box;justify-content:center;align-items:center;width:100%;padding:10px 4px 6px;display:flex;overflow-x:auto}.game__winner-hand{flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex}.game__winner-concealed-row{flex-flow:row;justify-content:center;align-items:flex-end;gap:2px;display:inline-flex}.game__winner-tiles-concealed{flex-flow:row;align-items:flex-end;gap:2px;display:inline-flex}.game__winner-tile-win{flex-direction:column;align-items:center;margin-left:10px;display:inline-flex;position:relative}.game__winner-tile-label{color:var(--color-primary);white-space:nowrap;font-size:9px;font-weight:800;position:absolute;top:-14px;left:50%;transform:translate(-50%)}.game__winner-melds{flex-flow:row;justify-content:center;align-items:flex-end;gap:14px;margin-left:0;padding-top:4px;display:inline-flex}.game__winner-melds .game__meld{white-space:nowrap;flex-flow:row;align-items:flex-end;gap:2px;display:inline-flex}.game__winner-melds .game__meld-tile{align-items:flex-end;display:inline-flex}.game__winner-melds .game__meld-called{width:34px;height:24px;display:inline-block;position:relative}.game__winner-melds .game__meld-called>.game__tile{position:absolute;top:-5px;left:5px;transform:rotate(90deg)}.game__winner-melds .game__meld-stack{position:absolute;top:-17px;left:0}.game__winner-indicators{background:var(--color-primary-soft,#00000008);border-radius:8px;flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;padding:6px 12px;display:flex}.game__indicators{align-items:center;gap:6px;display:flex}.game__indicators-label{color:var(--color-text-muted);font-size:10.5px;font-weight:700}.game__indicators-tiles{gap:2px;display:flex}.game__indicators-tiles .game__tile{width:22px;height:31px}.game__yaku-section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:10px;padding:8px 12px}.game__yaku-list{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:6px 16px;margin:0;padding:0;list-style:none;display:grid}.game__yaku-item{border-bottom:1px dashed var(--color-border);justify-content:space-between;align-items:center;padding:4px 2px;font-size:12.5px;display:flex}.game__yaku-name{color:var(--color-text-main);font-weight:600}.game__yaku-han{color:var(--color-primary);font-variant-numeric:tabular-nums;margin-left:8px;font-weight:800}.game__winner-score-box{background:var(--color-primary-soft);border:1.5px solid var(--color-primary);text-align:center;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;padding:10px 16px;display:flex}.game__winner-limit-title{letter-spacing:.08em;color:var(--color-primary);margin-bottom:2px;font-size:20px;font-weight:900}.game__winner-score-detail{color:var(--color-text-main);margin:0;font-size:14px;font-weight:700}.game__settlement-section{border-top:1px solid var(--color-border);padding-top:10px}.game__settlement-title{color:var(--color-text-muted);text-align:center;margin:0 0 6px;font-size:11px;font-weight:700}.game__settlement{gap:6px;margin:0;padding:0;list-style:none;display:grid}.game__settlement li{background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;justify-content:space-between;align-items:center;gap:8px;padding:6px 12px;font-size:12px;display:flex}.game__settlement-player{color:var(--color-text-main);font-weight:600}.game__settlement-change{font-variant-numeric:tabular-nums;font-weight:800}.game__settlement-change.is-plus{color:var(--color-correct,#059669)}.game__settlement-change.is-minus{color:var(--color-wrong,#e11d48)}.game__settlement-points{color:var(--color-text-muted);font-variant-numeric:tabular-nums;font-weight:600}.game__draw-info{background:var(--color-surface);border:1px solid var(--color-border);text-align:center;color:var(--color-text-main);border-radius:8px;padding:8px 12px;font-size:13px}.game__draw-info p{margin:0}.game__result-next{width:100%}@media (width>=640px){.game{--table-size:min(100cqw, 480px)}.game__table{--game-melds-width:88px;--game-tile-width:28px;--game-dora-tile-width:23px}.game__player{padding:8px 12px}.game__player-heading{font-size:12px}.game__player-heading strong{font-size:12.5px}.game__player-heading>span{font-size:11px}.game__context{padding:8px 6px;font-size:10.5px}.game__context-round>strong{font-size:12px}.game__context-round>span{font-size:10.5px}.game__context-meta{gap:8px;font-size:9.5px}.game__dora>span{font-size:9.5px}.game__melds{padding-left:8px}.game__meld-slot{height:26px}.game__meld-slot>.game__meld{transform:scale(.85)}.game__hand-panel{padding:14px 12px}}.game__callout{z-index:20;pointer-events:none;animation:1.2s cubic-bezier(.16,1,.3,1) forwards game-callout-anim;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.game__callout-badge{color:#fff;text-align:center;box-sizing:border-box;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:2px;min-width:130px;padding:10px 24px;display:flex}.game__callout-player{letter-spacing:.05em;opacity:.95;font-size:11px;font-weight:700}.game__callout-text{letter-spacing:.12em;text-shadow:0 2px 4px #00000059;font-size:24px;font-weight:900;line-height:1.1}.game__callout--riichi .game__callout-badge{background:linear-gradient(135deg,#e11d48,#be123c,#9f1239);border:1.5px solid #fff6;box-shadow:0 0 24px #e11d4899,0 8px 24px #00000059}.game__callout--pon .game__callout-badge{background:linear-gradient(135deg,#ea580c,#c2410c,#9a3412);border:1.5px solid #fff6;box-shadow:0 0 20px #ea580c8c,0 8px 24px #00000059}.game__callout--chi .game__callout-badge{background:linear-gradient(135deg,#0284c7,#0369a1,#075985);border:1.5px solid #fff6;box-shadow:0 0 20px #0284c78c,0 8px 24px #00000059}.game__callout--kan .game__callout-badge{background:linear-gradient(135deg,#7c3aed,#6d28d9,#5b21b6);border:1.5px solid #fff6;box-shadow:0 0 24px #7c3aed99,0 8px 24px #00000059}@keyframes game-callout-anim{0%{opacity:0;transform:translate(-50%,-50%)scale(.6)}15%{opacity:1;transform:translate(-50%,-50%)scale(1.1)}28%{transform:translate(-50%,-50%)scale(1)}75%{opacity:1;transform:translate(-50%,-50%)scale(1)}to{opacity:0;transform:translate(-50%,-50%)scale(.92)}}@media (prefers-reduced-motion:reduce){.game__callout{animation:1.2s forwards game-callout-reduced}}@keyframes game-callout-reduced{0%{opacity:0}10%{opacity:1}80%{opacity:1}to{opacity:0}}:root{--palette-ink:#051f20;--palette-deep:#0b2b26;--palette-brand:#163832;--palette-teal:#235347;--palette-sage:#8eb69b;--palette-mint:#daf1de;--color-bg:#f4f8f5;--color-surface:#fff;--color-text-main:#051f20;--color-text-muted:#284e44;--color-border:#cde0d4;--color-border-hover:#8eb69b;--color-primary:#163832;--color-primary-hover:#0b2b26;--color-primary-soft:color-mix(in srgb, var(--palette-mint) 55%, var(--color-surface));--color-correct:#059669;--color-correct-bg:#ecfdf5;--color-correct-border:#10b981;--color-wrong:#e11d48;--color-wrong-bg:#fff1f2;--color-wrong-border:#f43f5e;--color-streak-bg:#fef3c7;--color-streak-text:#b45309;--color-streak-border:#fde68a;--radius-lg:1rem;--radius-md:.75rem;--radius-sm:.5rem;--font-sans:"Inter", "Hiragino Sans", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;--shadow-sm:0 1px 3px 0 #051f200d;--shadow-card:0 4px 20px -4px #051f2012, 0 2px 6px -1px #051f2008;--shadow-hover:0 10px 25px -4px #051f201f, 0 4px 8px -2px #051f200f;--app-width:27rem;--tile-width:1.875rem;--tap-min:2.75rem;--tap-choice:3.5rem}*,:before,:after{box-sizing:border-box}button,input,select,summary,a,label{touch-action:manipulation}button,[type=button],[type=submit],[type=reset]{-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}body{min-height:100vh;font-family:var(--font-sans);color:var(--color-text-main);-webkit-font-smoothing:antialiased;background-color:#dce8e1;margin:0}#root{justify-content:center;align-items:stretch;min-height:100dvh;padding:0;display:flex}.visually-hidden{clip:rect(0, 0, 0, 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