:root{--felt:#dbe7e1;--felt-strong:#1c4d45;--panel:#f6f8f6;--line:#b9cdc5;--ink:#18241f;--ink-soft:#4b5d56;--vermilion:#c4342b;--amber:#d99a1e;--tile-face:#f5f0eb;--stage:#1c4d45;--stage-ink:#eef3ef;--focus:#2f7fd1;--font-body:"Zen Kaku Gothic New", system-ui, sans-serif;--font-score:"Shippori Mincho B1", "Hiragino Mincho ProN", serif;--tile-w:clamp(26px, calc((100vw - 32px - 9 * 4px) / 10), 40px);--radius:10px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--felt:#12332d;--felt-strong:#0d2622;--panel:#183d36;--line:#2b5a51;--ink:#e9efe9;--ink-soft:#a8bdb5;--vermilion:#ff6a5c;--amber:#f2b84b;--stage:#0d2622;--stage-ink:#e9efe9;--focus:#7cb8ff;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--felt:#12332d;--felt-strong:#0d2622;--panel:#183d36;--line:#2b5a51;--ink:#e9efe9;--ink-soft:#a8bdb5;--vermilion:#ff6a5c;--amber:#f2b84b;--stage:#0d2622;--stage-ink:#e9efe9;--focus:#7cb8ff;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--felt);color:var(--ink);font-family:var(--font-body);margin:0;font-size:16px;line-height:1.6}button,input,select{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.app{max-width:560px;padding:0 16px calc(120px + env(safe-area-inset-bottom));margin:0 auto}.masthead{justify-content:space-between;align-items:baseline;gap:12px;padding:18px 0 10px;display:flex}.masthead h1{letter-spacing:.04em;margin:0;font-size:1.15rem;font-weight:700}.masthead 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.box.review{border-color:var(--amber)}.stage-actions{flex-wrap:wrap;gap:10px;display:flex}.stage-photo+.stage-actions{padding:12px}.button{background:var(--panel);min-height:44px;color:var(--ink);cursor:pointer;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:0 18px;font-weight:700;display:inline-flex}.button.primary{background:var(--vermilion);color:#fff}.button.quiet{background:0 0;border-color:currentColor}.stage .button.quiet{color:var(--stage-ink)}.button:disabled,.button.disabled{opacity:.55;cursor:default;pointer-events:none}.stage-actions .caption{color:var(--stage-ink);flex-basis:100%;margin:0;font-size:.85rem}.status{color:var(--ink-soft);margin:10px 2px 0;font-size:.9rem}.status.error{color:var(--vermilion);font-weight:700}.notes{border-left:4px solid var(--amber);background:var(--panel);border-radius:0 8px 8px 0;margin:10px 0 0;padding:10px 12px;font-size:.88rem;list-style:none}.notes li+li{margin-top:4px}.section{margin-top:22px}.section>h2{margin:0 0 8px;font-size:1rem;font-weight:700}.section>h2 .hint{color:var(--ink-soft);margin-left:8px;font-size:.8rem;font-weight:400}.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:14px}.tray{gap:12px;display:grid}.tray-row{grid-template-columns:4.5em 1fr;align-items:start;gap:8px;display:grid}.tray-row>.tray-label{color:var(--ink-soft);padding-top:6px;font-size:.82rem}.tiles{flex-wrap:wrap;align-items:flex-end;gap:4px;display:flex}.meld{background:#0000000d;border-radius:6px;align-items:flex-end;gap:1px;padding:3px;display:inline-flex}.meld-type{border:1px solid var(--line);cursor:pointer;background:0 0;border-radius:999px;align-self:center;margin-left:4px;padding:2px 8px;font-size:.75rem}.tile{width:var(--tile-w);aspect-ratio:3/4;border-radius:calc(var(--tile-w) * .13);background:var(--tile-face) url(/tiles/front.png) center / 100% 100% no-repeat;cursor:pointer;border:0;flex:none;padding:0;position:relative;box-shadow:0 1px #00000040}.tile img{width:100%;height:100%;position:absolute;inset:0}.tile.sideways{width:calc(var(--tile-w) * 4 / 3);aspect-ratio:4/3}.tile.sideways img{width:calc(var(--tile-w));height:calc(var(--tile-w) * 4 / 3);inset:50% auto auto 50%;transform:translate(-50%,-50%)rotate(-90deg)}.tile.unknown{background:repeating-linear-gradient(-45deg, var(--tile-face) 0 6px, #e3ddd5 6px 12px)}.tile.review:after{content:"";background:var(--amber);border-radius:2px;height:3px;position:absolute;bottom:-6px;left:12%;right:12%}.tile.winning{outline:2px solid var(--vermilion);outline-offset:2px}.add-tile{width:var(--tile-w);aspect-ratio:3/4;border:1.5px dashed var(--line);border-radius:calc(var(--tile-w) * .13);color:var(--ink-soft);cursor:pointer;background:0 0;font-size:1.1rem}.text-button{color:var(--ink-soft);cursor:pointer;background:0 0;border:0;padding:4px 0;font-size:.85rem;text-decoration:underline}.fields{gap:14px;display:grid}.field{border:0;gap:6px;margin:0;padding:0;display:grid}.field>legend,.field>.field-label{color:var(--ink-soft);padding:0;font-size:.82rem}.segmented{flex-wrap:wrap;gap:6px;display:flex}.segmented label{position:relative}.segmented input{opacity:0;pointer-events:none;position:absolute}.segmented span{border:1px solid var(--line);cursor:pointer;border-radius:999px;align-items:center;min-height:36px;padding:0 14px;font-size:.9rem;display:inline-flex}.segmented input:checked+span{border-color:var(--felt-strong);background:var(--felt-strong);color:#fff}.segmented input:focus-visible+span{outline:3px solid var(--focus);outline-offset:2px}.segmented input:disabled+span{opacity:.4;cursor:default}.stepper{align-items:center;gap:10px;display:inline-flex}.stepper button{border:1px solid var(--line);cursor:pointer;background:0 0;border-radius:50%;width:36px;height:36px}.stepper output{text-align:center;min-width:3em}details.rules>summary{cursor:pointer;font-weight:700}details.rules[open]>summary{margin-bottom:12px}.result-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.result-limit{font-family:var(--font-score);font-size:1.3rem;font-weight:800}.result-points{font-family:var(--font-score);color:var(--vermilion);font-variant-numeric:tabular-nums;font-size:2.6rem;font-weight:800;line-height:1.1}.result-sub{color:var(--ink-soft);margin-top:2px;font-size:.9rem}.yaku-list,.fu-list{border-collapse:collapse;width:100%;margin-top:14px;font-size:.92rem}.yaku-list td,.fu-list td{border-top:1px solid var(--line);vertical-align:middle;padding:6px 0}.yaku-list td:first-child{font-family:var(--font-score);font-weight:600}.yaku-list td:last-child,.fu-list td:last-child{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}.fu-list 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strong{font-family:var(--font-score);font-size:1.05rem;display:block}.callout-points{font-family:var(--font-score);color:#ffd6cf;font-variant-numeric:tabular-nums;white-space:nowrap;font-size:2rem;font-weight:800;line-height:1}.callout-muted{color:#eef3efcc;font-size:.9rem}.sheet-backdrop{z-index:20;background:#0006;position:fixed;inset:0}.sheet{z-index:21;max-height:85vh;padding:16px 16px calc(16px + env(safe-area-inset-bottom));background:var(--panel);color:var(--ink);border-radius:16px 16px 0 0;animation:.18s ease-out sheet-in;position:fixed;bottom:0;left:0;right:0;overflow-y:auto}@keyframes sheet-in{0%{opacity:0;transform:translateY(24px)}}@media (prefers-reduced-motion:reduce){.sheet{animation:none}}.sheet-inner{gap:14px;max-width:560px;margin:0 auto;display:grid}.sheet-head{align-items:center;gap:12px;display:flex}.sheet-head h2{margin:0;font-size:1rem}.sheet-head .crop{object-fit:contain;background:#000;border-radius:6px;width:56px;height:56px}.sheet-close{margin-left:auto}.palette{--tile-w:100%;grid-template-columns:repeat(10,1fr);gap:4px;display:grid}.palette .tile{width:100%}.palette .tile[aria-pressed=true]{outline:3px solid var(--vermilion);outline-offset:1px}.candidates{flex-wrap:wrap;gap:8px;font-size:.85rem;display:flex}.candidates .candidate{border:1px solid var(--line);cursor:pointer;--tile-w:22px;background:0 0;border-radius:8px;align-items:center;gap:6px;padding:4px 10px 4px 4px;display:inline-flex}.sheet-actions{flex-wrap:wrap;gap:8px;display:flex}.footer{color:var(--ink-soft);margin-top:28px;font-size:.78rem}.footer a{color:inherit}.turnstile-slot:empty{display:none}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}