:root{color-scheme:light;--ink:#172033;--muted:#6d7686;--line:#e1e5ea;--green:#b7f36b;--dark:#151b2a}*{box-sizing:border-box}body{margin:0;background:#f4f5f7;color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI","Malgun Gothic",sans-serif;font-size:16px;line-height:1.6}button,input,textarea,select{font:inherit}button,select{cursor:pointer}button{border:0}button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #6d8c36;outline-offset:4px}header{height:80px;padding:0 max(24px,calc((100vw - 1280px)/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff}.brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:850;color:var(--ink);text-decoration:none}.brand-icon{display:grid;place-items:center;width:35px;height:35px;background:var(--dark);color:var(--green);font-size:28px;line-height:1}.edition{font:11px ui-monospace,monospace;letter-spacing:1.5px;color:var(--muted);margin-left:12px}.quiet{background:transparent;color:var(--muted);padding:8px 12px;font-size:14px;border:1px solid var(--line);border-radius:6px}.quiet:hover{background:#edf0f4}main{max-width:1280px;margin:0 auto;padding:40px 24px 16px}.intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.eyebrow{font:12px ui-monospace,monospace;color:var(--muted);letter-spacing:1.5px}.intro .eyebrow{font-family:inherit;font-size:14px;letter-spacing:0}.intro h1{font-size:34px;letter-spacing:-1.4px;line-height:1.3;margin:7px 0}.intro p{margin:0;color:var(--muted);font-size:15px}.intro-badge{font:12px ui-monospace,monospace;border:1px solid #d6dce4;padding:8px 12px;color:var(--muted);border-radius:4px}.workspace{display:grid;grid-template-columns:300px minmax(0,1fr);gap:20px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:12px}.setup{padding:22px}.section-label{display:flex;align-items:center;gap:9px;margin-bottom:14px}.section-label>span:first-child{font:12px ui-monospace,monospace;color:var(--muted)}h2{font-size:18px;margin:0;letter-spacing:-.5px}.count{margin-left:auto;font-size:12px;padding:2px 8px;background:#eef1f5;border-radius:4px}.setup>label{display:block;font-size:14px;color:var(--muted);margin-bottom:8px}textarea{display:block;width:100%;resize:vertical;min-height:145px;max-height:340px;padding:12px;background:#f9fafb;border:1px solid var(--line);border-radius:6px;color:var(--ink);line-height:1.7;font-size:16px}.input-meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:6px}.text-button{color:var(--muted);background:transparent;padding:3px 0;font-size:13px;text-decoration:underline;text-underline-offset:3px}.error{font-size:13px;color:#b83b45;min-height:0;margin-top:5px}.game-label{margin-top:24px}.game-list{display:grid;gap:5px}.game-button{display:flex;align-items:center;text-align:left;gap:11px;padding:9px 10px;background:transparent;color:var(--ink);border:1px solid transparent;border-radius:5px;width:100%;font-size:14px;transition:background .15s}.game-button:hover{background:#f2f4f7}.game-button[aria-pressed=true]{background:#eef8e4;border-color:#c5dfa8}.game-button .game-icon{font-size:19px;width:24px;text-align:center;filter:saturate(.7)}.game-button .number{margin-left:auto;font:11px ui-monospace,monospace;color:#99a1ad}.game-button[aria-pressed=true] .number{color:#557e2a}.play{padding:26px;position:sticky;top:20px;min-width:0}.play-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.play-heading h2{font-size:27px;margin-top:4px}.pixel-tag{background:#f1f3f6;border-radius:4px;padding:4px 9px;font-size:12px;color:var(--muted)}.game-description{font-size:14px;color:var(--muted);margin:8px 0 20px;min-height:23px}.canvas-wrap{position:relative;background:var(--dark);border:4px solid var(--dark);border-radius:7px;overflow:hidden;aspect-ratio:800/460}canvas{width:100%;height:100%;display:block;image-rendering:pixelated}.idle-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;color:#b8c5d4;background:linear-gradient(transparent,rgba(21,27,42,.35));font-size:14px;pointer-events:none}.ready-mark{font:700 clamp(25px,4vw,42px) ui-monospace,monospace;letter-spacing:5px;color:var(--green);text-shadow:3px 3px #263b28}.result-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#e2e8f0;background:#151b2aeb;text-align:center;padding:16px}.result-overlay>span{font-size:14px;color:#aab8ca}.result-overlay strong{font-size:clamp(28px,4vw,48px);color:var(--green);overflow-wrap:anywhere;max-width:100%;line-height:1.2}.result-overlay .primary{margin-top:10px;min-width:160px}.game-status{display:flex;justify-content:space-between;gap:10px;margin:12px 0 20px;font-size:13px;color:var(--muted)}#status{color:#3e4b5f}.controls{display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:20px}.settings{display:flex;align-items:flex-start;flex-direction:column;gap:5px;margin-right:auto}.settings label{font-size:12px;color:var(--muted)}select{font-size:14px;background:#f7f8fa;border:1px solid var(--line);border-radius:5px;padding:7px 9px;color:var(--ink);max-width:100%}#bombModeWrap{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.primary{background:var(--green);color:#21321a;border:1px solid #a1d65e;border-bottom:3px solid #83b545;border-radius:5px;font-weight:750;padding:12px 20px;font-size:15px;white-space:nowrap}.primary:hover{background:#c7fa88}.primary:active{transform:translateY(1px);border-bottom-width:2px}button:disabled,textarea:disabled,select:disabled{opacity:.55;cursor:not-allowed}.fairness{font-size:12px;color:#8b93a0;margin:16px 0 0;line-height:1.6}.ad-space{border:1px dashed #d5dbe3;display:flex;align-items:center;justify-content:center;flex-direction:column;margin:24px 0 18px;min-height:95px;color:#a0a8b4;border-radius:6px}.ad-space span{font:10px ui-monospace,monospace;letter-spacing:2px}.ad-space p{font-size:12px;margin:6px 0 0}footer{display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--muted);font-size:12px;padding:12px 0 8px}.footer-dot{color:#a1b878;margin:0 6px}dialog{width:min(540px,calc(100% - 32px));border:1px solid var(--line);border-radius:10px;padding:26px;color:var(--ink);max-height:85vh}dialog::backdrop{background:#151b2a99}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}dialog p{font-size:15px;color:#5c6676}dialog h3{font-size:16px;margin-bottom:5px}[hidden]{display:none!important}@media(max-width:1000px){.workspace{grid-template-columns:260px minmax(0,1fr)}.setup{padding:18px}.play{padding:20px}.controls{flex-wrap:wrap}.edition{display:none}}@media(max-width:760px){header{height:64px;padding:0 18px}main{padding:25px 16px 12px}.intro{margin-bottom:20px}.intro h1{font-size:28px}.intro-badge{display:none}.workspace{display:flex;flex-direction:column;gap:14px}.setup,.play{width:100%;padding:18px}.play{position:static}.game-list{grid-template-columns:repeat(2,minmax(0,1fr))}.game-button{padding:8px;font-size:13px;gap:5px}.game-button .number{display:none}textarea{min-height:108px;height:112px}.game-label{margin-top:18px}.intro p{font-size:14px}.play-heading h2{font-size:23px}.canvas-wrap{aspect-ratio:800/460}.idle-overlay{font-size:12px}.game-status{font-size:12px}.controls{gap:8px}.primary{padding:10px 14px;font-size:14px}.fairness{font-size:12px}footer{font-size:11px}.game-description{font-size:13px}.brand{font-size:19px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
:root{--sky:#eaf3f8}.shuffle-button{display:block;width:100%;margin-top:12px;border:1px solid #c5dfa8;background:#f3faec;color:#476929;border-radius:5px;padding:8px;font-size:14px}.shuffle-button:hover{background:#e5f3d5}.shuffle-button span{font-size:18px;margin-right:5px}

.controls .shuffle-button{width:auto;margin:0;white-space:nowrap;padding:11px 14px}.controls .primary{order:0}.controls .settings{min-width:140px}@media(max-width:1000px){.controls .settings{flex-basis:100%}.controls .shuffle-button,.controls #start{flex:1}}

:root{color-scheme:dark;--ink:#e5eaf2;--muted:#a2aec0;--line:#303a4b;--dark:#111827}body{background:#0c111b}header,.panel,dialog{background:#171f2d}main{padding-top:26px}.quiet:hover,.game-button:hover{background:#263245}textarea,select{background:#101722}.count,.pixel-tag{background:#293448}.game-button[aria-pressed=true]{background:#293c29;border-color:#567842}.game-button[aria-pressed=true] .number{color:#b7e47a}.shuffle-button{background:#243628;border-color:#567842;color:#c5edac}.shuffle-button:hover{background:#314a32}#status{color:#c7d2e2}.error{color:#ff9099}.ad-space{border-color:#354155;color:#8594aa}dialog p{color:#b2bfd0}

.canvas-wrap{margin-bottom:20px}

.ad-space{border:0;background:transparent;border-radius:0;min-height:95px}

.canvas-wrap{aspect-ratio:800/460}canvas{aspect-ratio:800/460;object-fit:contain}
.canvas-wrap{aspect-ratio:auto}canvas{width:100%;height:auto;aspect-ratio:800/460}

/* Keep text readable when the game canvas is scaled down. */
canvas{image-rendering:auto}.celebration{position:absolute;inset:0;overflow:hidden;pointer-events:none}.result-overlay>span,.result-overlay>strong,.result-overlay>button{position:relative;z-index:1}.celebration i{position:absolute;left:var(--x);top:60%;width:6px;height:6px;background:var(--color);opacity:0;animation:pixel-burst 1.6s var(--delay) ease-out both}@keyframes pixel-burst{0%{opacity:0;transform:translate(0,0) scale(.3)}12%{opacity:1}55%{opacity:1;transform:translate(var(--dx),var(--dy)) rotate(150deg)}100%{opacity:0;transform:translate(calc(var(--dx)*1.3),80px) rotate(320deg)}}@media(prefers-reduced-motion:reduce){.celebration{display:none}}