:root{--bg: #f8fafc;--bg-card: #ffffff;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--accent: #2563eb;--accent-soft: #dbeafe;--radius: 12px;--max-w: 1080px}@media(prefers-color-scheme:dark){:root{--bg: #0b1220;--bg-card: #111a2c;--text: #e2e8f0;--text-muted: #94a3b8;--border: #1e293b;--accent: #60a5fa;--accent-soft: #1e3a5f}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.container{max-width:var(--max-w);margin:0 auto;padding:0 16px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.site-header{border-bottom:1px solid var(--border);background:var(--bg-card);position:sticky;top:0;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}.brand{font-weight:800;font-size:1.25rem;color:var(--text);letter-spacing:-.02em}.brand:hover{text-decoration:none;color:var(--accent)}.site-nav{display:flex;gap:4px}.site-nav a{padding:6px 12px;border-radius:8px;color:var(--text-muted);font-weight:600;font-size:.95rem}.site-nav a:hover{color:var(--text);background:var(--accent-soft);text-decoration:none}.site-nav a.active{color:var(--accent);background:var(--accent-soft)}.hero{padding:48px 0 8px;text-align:center}.hero h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.2;margin:0 0 12px;letter-spacing:-.02em}.hero p{color:var(--text-muted);max-width:660px;margin:0 auto 20px}.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.btn{display:inline-block;padding:10px 22px;border-radius:999px;background:var(--accent);color:#fff;font-weight:700}.btn:hover{text-decoration:none;filter:brightness(1.08)}.btn.ghost{background:transparent;color:var(--accent);border:2px solid var(--accent)}section{margin:36px 0}h2{font-size:1.35rem;letter-spacing:-.01em;display:flex;align-items:center;gap:8px}.count-badge{font-size:.75rem;background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:2px 10px;font-weight:700}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card h3{margin:0 0 6px;font-size:1.02rem}.card p{margin:0 0 10px;color:var(--text-muted);font-size:.9rem}.badge{display:inline-block;font-size:.75rem;font-weight:700;color:var(--text-muted);border:1px solid var(--border);border-radius:999px;padding:2px 10px}.card a.play{font-weight:700}.related-games{margin-top:28px}.related-games h2{margin-bottom:10px}.hub-intro{color:var(--text-muted);max-width:720px;margin-top:8px}.site-footer{border-top:1px solid var(--border);margin-top:48px;padding:24px 0 32px;background:var(--bg-card)}.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer-brand{font-weight:800}.footer-note{color:var(--text-muted);font-size:.9rem;margin:4px 0 0}.footer-nav{display:flex;gap:16px;align-items:flex-start}.footer-copy{margin-top:16px;color:var(--text-muted);font-size:.85rem}.page-title{margin:32px 0 8px;font-size:1.7rem;letter-spacing:-.02em}.game-wrap{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center}.game-area{user-select:none;-webkit-user-select:none;touch-action:manipulation}.game-status{display:flex;justify-content:center;gap:28px;flex-wrap:wrap;margin-bottom:14px}.stat{min-width:88px}.stat-value{font-size:1.55rem;font-weight:800;line-height:1.15}.stat-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.reaction-zone{height:280px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px;cursor:pointer;color:#fff;font-weight:800;font-size:1.35rem;border:none;width:100%;padding:0;font-family:inherit;transition:background-color .08s linear}.rz-idle{background:var(--accent)}.rz-waiting{background:#b91c1c}.rz-go{background:#16a34a}.rz-result{background:#334155}.rz-early{background:#d97706}.hint{color:var(--text-muted);font-size:.88rem;margin:12px 0 0}.best-note{color:var(--ok);font-weight:700}.click-zone{height:280px;border-radius:var(--radius);background:var(--accent-soft);border:2px dashed var(--accent);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;cursor:pointer;font-weight:800;font-size:1.15rem;color:var(--text);width:100%;font-family:inherit}.click-zone:active{transform:scale(.995)}.duration-picker{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:14px}.duration-picker button{border:1px solid var(--border);background:var(--bg-card);color:var(--text-muted);border-radius:999px;padding:6px 16px;font-weight:700;cursor:pointer;font-family:inherit}.duration-picker button.active{background:var(--accent);border-color:var(--accent);color:#fff}.rank-note{margin-top:12px;font-weight:700}.howto,.faq{margin-top:32px;max-width:760px}.howto h2,.faq h2{margin-bottom:12px}.howto ol li,.howto ul li{margin-bottom:6px}.faq details{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px 18px;margin-bottom:10px}.faq summary{font-weight:700;cursor:pointer}.faq details p{margin:10px 0 0;color:var(--text-muted)}.board-2048{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;max-width:420px;margin:0 auto;background:#bbada0;padding:8px;border-radius:8px;touch-action:none}.tile-2048{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-weight:800;border-radius:6px;background:#eee4da59;color:#776e65;font-size:clamp(1rem,4.5vw,1.75rem)}.t2{background:#eee4da}.t4{background:#ede0c8}.t8{background:#f2b179;color:#fff}.t16{background:#f59563;color:#fff}.t32{background:#f67c5f;color:#fff}.t64{background:#f65e3b;color:#fff}.t128{background:#edcf72;color:#fff}.t256{background:#edcc61;color:#fff}.t512{background:#edc850;color:#fff}.t1024{background:#edc53f;color:#fff;font-size:clamp(.9rem,3.8vw,1.4rem)}.t2048{background:#edc22e;color:#fff;font-size:clamp(.9rem,3.8vw,1.4rem)}.t-super{background:#3c3a32;color:#fff;font-size:clamp(.8rem,3.2vw,1.2rem)}.hidden{display:none!important}.game-bottom{display:flex;gap:10px;justify-content:center;margin-top:14px}.game-modal-backdrop{position:fixed;inset:0;background:#0f172a8c;display:flex;align-items:center;justify-content:center;z-index:60;padding:16px;animation:gm-fade .18s ease-out}.game-modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 24px 60px #00000040;max-width:420px;width:100%;padding:26px 24px 22px;text-align:center;position:relative;animation:gm-pop .22s cubic-bezier(.2,.9,.3,1.2)}@keyframes gm-fade{0%{opacity:0}to{opacity:1}}@keyframes gm-pop{0%{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}.gm-close{position:absolute;top:10px;right:12px;border:none;background:none;color:var(--text-muted);font-size:1.15rem;cursor:pointer;line-height:1;padding:4px}.gm-title{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:6px}.gm-big{font-size:2.6rem;font-weight:800;line-height:1.1;letter-spacing:-.02em}.gm-badge{display:inline-block;background:var(--ok);color:#fff;font-size:.75rem;font-weight:800;border-radius:999px;padding:3px 12px;margin-top:8px}.gm-line{color:var(--text-muted);margin-top:8px;font-size:.95rem}.gm-rows{display:flex;justify-content:center;gap:26px;margin:16px 0 2px}.gm-chips{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:14px 0 2px}.gm-chip{min-width:58px;padding:6px 4px;border-radius:8px;font-weight:800;font-size:.85rem;color:#fff;background:var(--border);color:var(--text-muted)}.gm-chip.chip-fast{background:#16a34a;color:#fff}.gm-chip.chip-mid{background:#d97706;color:#fff}.gm-chip.chip-slow{background:#b91c1c;color:#fff}.gm-actions{display:flex;gap:10px;justify-content:center;margin-top:18px;flex-wrap:wrap}.gm-actions .btn{min-width:120px}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%);background:#334155;color:#fff;padding:8px 18px;border-radius:999px;font-size:.9rem;font-weight:700;z-index:70;animation:gm-fade .18s ease-out}.gm-history{text-align:left;max-height:240px;overflow-y:auto;margin-top:12px;list-style:none;padding:0}.gm-history li{display:flex;justify-content:space-between;gap:12px;padding:8px 4px;border-bottom:1px dashed var(--border);font-size:.92rem;font-weight:700}.gm-history li span:last-child{color:var(--text-muted);font-size:.82rem;font-weight:400}.board-wrap{position:relative;width:100%;max-width:420px;aspect-ratio:1;margin:0 auto;background:#bbada0;border-radius:10px;padding:8px;touch-action:none;user-select:none;-webkit-user-select:none}.grid-bg{position:absolute;inset:8px;display:grid;grid-template-columns:repeat(var(--n, 4),1fr);grid-template-rows:repeat(var(--n, 4),1fr);gap:8px;pointer-events:none}.grid-bg i{background:#eee4da59;border-radius:6px;display:block}.tile-layer{position:absolute;inset:8px;pointer-events:none}.tile-abs{position:absolute;border-radius:6px;transition:top .12s ease-out,left .12s ease-out;will-change:top,left}.tile-abs .tin{width:100%;height:100%;display:flex;align-items:center;justify-content:center;border-radius:6px;font-weight:800;color:#776e65}.tile-abs.pop .tin{animation:tile-pop .2s ease-out}.tile-abs.merged .tin{animation:tile-merge .2s ease-out}@keyframes tile-pop{0%{transform:scale(0);opacity:.4}to{transform:scale(1);opacity:1}}@keyframes tile-merge{0%{transform:scale(1)}50%{transform:scale(1.18)}to{transform:scale(1)}}.score-float{position:absolute;top:18px;right:24px;font-weight:800;font-size:1.4rem;color:#776e65;animation:float-up .8s ease-out forwards;pointer-events:none;z-index:4}@keyframes float-up{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-42px)}}.board-overlay{position:absolute;inset:0;z-index:5;background:#0000009e;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;border-radius:10px;text-align:center;padding:14px;animation:gm-fade .2s ease-out}.board-overlay h3{margin:0;font-size:1.25rem}.board-overlay p{margin:0;color:#e2e8f0;font-size:.92rem}.overlay-chips{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.overlay-chips button{border:1px solid rgba(255,255,255,.5);background:transparent;color:#fff;border-radius:999px;padding:6px 16px;font-weight:700;cursor:pointer;font-family:inherit}.overlay-chips button.active{background:#fff;color:#333;border-color:#fff}.cm-input,.cm-textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;color:var(--text);font-family:inherit;font-size:.95rem;margin-bottom:8px}.cm-input:focus,.cm-textarea:focus{outline:2px solid var(--accent);border-color:transparent}.cm-textarea{resize:vertical}.lb-list li{font-weight:700}.community{margin-top:36px}.community-form{display:flex;flex-direction:column;margin-bottom:16px}.community-form .btn{align-self:flex-start}.schulte-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;width:100%;max-width:420px;margin:0 auto;user-select:none;-webkit-user-select:none}.sg-cell{aspect-ratio:1;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-family:inherit;font-size:1.15rem;font-weight:700;cursor:pointer;transition:background .12s,color .12s}.sg-cell:hover:not(:disabled){border-color:var(--accent)}.sg-cell.sg-done{background:#16a34a;color:#fff;border-color:transparent;opacity:.7;cursor:default}.sg-cell.sg-wrong{background:#b91c1c;color:#fff;border-color:transparent}.stroop-stage{display:flex;flex-direction:column;align-items:center;gap:14px;padding:18px 0}.stroop-word{font-size:2.6rem;font-weight:800;letter-spacing:.06em;min-height:3.4rem;display:flex;align-items:center}.stroop-answers{display:grid;grid-template-columns:repeat(2,minmax(120px,1fr));gap:10px;width:100%;max-width:360px}.st-option{padding:12px 10px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-family:inherit;font-size:1rem;font-weight:700;cursor:pointer}.st-option:hover{border-color:var(--accent)}.nsm-zone{cursor:default}.nsm-display{font-size:3rem;font-weight:800;letter-spacing:.12em;min-height:4rem;display:flex;align-items:center;color:var(--accent)}.nsm-input-row{display:flex;gap:8px;width:100%;max-width:320px}.nsm-input-row .cm-input{margin-bottom:0;text-align:center;font-size:1.2rem;letter-spacing:.2em}.fdw-stage{display:flex;flex-direction:column;align-items:center;gap:14px;padding:12px 0}.fdw-grid{display:grid;gap:6px;width:100%;max-width:480px;min-height:200px;user-select:none;-webkit-user-select:none}.fdw-cell{border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);font-family:inherit;font-size:.8rem;font-weight:600;letter-spacing:.02em;padding:8px 2px;cursor:pointer;white-space:nowrap;overflow:hidden}.fdw-cell:hover{border-color:var(--accent)}.fdw-cell.fdw-wrong{background:#b91c1c;color:#fff;border-color:transparent}.lo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;width:100%;max-width:400px;margin:0 auto;user-select:none;-webkit-user-select:none}.lo-cell{aspect-ratio:1;border:1px solid var(--border);border-radius:8px;background:var(--bg);cursor:pointer;transition:background .15s,box-shadow .15s}.lo-cell:hover{border-color:var(--accent)}.lo-cell.lo-lit{background:#facc15;box-shadow:0 0 10px #facc158c;border-color:#eab308}.sp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;width:100%;max-width:380px;margin:0 auto;user-select:none;-webkit-user-select:none}.sp-cell{aspect-ratio:1;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-family:inherit;font-size:1.3rem;font-weight:800;cursor:pointer;transition:background .15s,color .15s}.sp-cell:hover:not(.sp-blank){border-color:var(--accent)}.sp-cell.sp-done{background:#16a34a;color:#fff;border-color:transparent}.sp-cell.sp-blank{background:transparent;border-style:dashed;cursor:default;opacity:.45}.seqmem-wrap{position:relative;display:flex;justify-content:center;padding:10px 0}.seqmem-board{display:grid;grid-template-columns:repeat(2,minmax(110px,150px));gap:12px;user-select:none;-webkit-user-select:none}.sq-pad{aspect-ratio:1;border:none;border-radius:14px;cursor:pointer;opacity:.55;transition:opacity .12s,box-shadow .12s}.sq-pad:hover{opacity:.75}.sq-pad.sq-green{background:#16a34a}.sq-pad.sq-red{background:#e11d48}.sq-pad.sq-yellow{background:#eab308}.sq-pad.sq-blue{background:#2563eb}.sq-pad.sq-lit{opacity:1;box-shadow:0 0 18px #ffffff59,0 0 6px currentColor}.seqmem-status{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-weight:800;font-size:1.05rem;color:var(--text);background:color-mix(in srgb,var(--bg) 72%,transparent);padding:6px 14px;border-radius:999px;pointer-events:none;white-space:nowrap}.cb-status{text-align:center;font-weight:800;font-size:1.05rem;min-height:1.6rem;margin-bottom:10px}.cb-grid{display:grid;gap:8px;width:100%;max-width:380px;margin:0 auto 6px;user-select:none;-webkit-user-select:none}.cb-cell{aspect-ratio:1;border:1px solid var(--border);border-radius:8px;background:var(--bg);cursor:pointer;transition:background .12s}.cb-cell:hover{border-color:var(--accent)}.cb-cell.cb-on{background:#8b5cf6;box-shadow:0 0 10px #8b5cf680;border-color:#7c3aed}.cb-cell.cb-found{background:#16a34a;border-color:transparent}.cb-cell.cb-wrong{background:#b91c1c;border-color:transparent}.nb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:100%;max-width:300px;margin:0 auto 12px;user-select:none;-webkit-user-select:none}.nb-cell{aspect-ratio:1;border:1px solid var(--border);border-radius:8px;background:var(--bg);transition:background .1s,box-shadow .1s}.nb-cell.nb-lit{background:#0ea5e9;box-shadow:0 0 12px #0ea5e98c;border-color:#0284c7}#nb-match.nb-ok{background:#16a34a}#nb-match.nb-bad{background:#b91c1c}.cd-area{position:relative;width:100%;max-width:520px;height:300px;margin:0 auto;border:1px solid var(--border);border-radius:12px;background:var(--bg);overflow:hidden;touch-action:none;user-select:none;-webkit-user-select:none}.cd-dot{position:absolute;top:0;left:0;width:56px;height:56px;border-radius:50%;background:#8b5cf673;border:2px solid #8b5cf6;box-shadow:0 0 14px #8b5cf673;pointer-events:none}.cd-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--bg) 55%,transparent)}.cs-grid{display:grid;gap:6px;width:100%;max-width:380px;margin:0 auto 8px;user-select:none;-webkit-user-select:none}.cs-cell{aspect-ratio:1;border:none;border-radius:6px;cursor:pointer}.cs-cell:hover{outline:2px solid var(--accent);outline-offset:-2px}.dc-cell{transition:background .12s linear}.dc-flash{outline:3px solid #b91c1c;outline-offset:-3px}.vt-ball{position:absolute;top:0;left:0;width:28px;height:28px;border-radius:50%;background:#64748b;cursor:pointer;transition:background .15s}.vt-ball:hover{background:#475569}.vt-ball.vt-marked{background:#facc15;box-shadow:0 0 0 3px #eab308,0 0 14px #facc1599}.vt-ball.vt-wrong{background:#b91c1c}.dva-sym{position:absolute;top:50%;left:0;margin-top:-.7em;font-weight:800;color:var(--text);user-select:none;-webkit-user-select:none}.mr-char{font-size:96px;font-weight:800;line-height:1;text-align:center;margin:8px auto;font-family:Arial Black,Segoe UI,Helvetica Neue,Arial,sans-serif;user-select:none;-webkit-user-select:none}.mr-char.mr-flip{transform:scaleX(-1)}.mr-char.mr-bad{color:#b91c1c}.mr-btns{display:flex;gap:12px;justify-content:center;margin-bottom:8px}.mr-pick kbd{font-family:inherit;font-size:.8em;border:1px solid var(--border);border-radius:4px;padding:0 5px;margin-left:4px;opacity:.7}.nm-num{font-size:56px;font-weight:800;letter-spacing:.18em;text-align:center;margin:10px 0;font-variant-numeric:tabular-nums;user-select:none;-webkit-user-select:none}.nm-num.nm-good{color:#16a34a}.nm-num.nm-bad{color:#b91c1c}.nm-bar-track{width:100%;max-width:340px;height:8px;margin:0 auto 12px;border-radius:4px;background:var(--border);overflow:hidden}.nm-bar{height:100%;width:100%;background:var(--accent);transform-origin:left;border-radius:4px}.nm-row{display:flex;gap:8px;justify-content:center;margin-bottom:8px}.nm-input{width:200px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font-size:20px;font-variant-numeric:tabular-nums;letter-spacing:.1em;text-align:center}.sb-cell.sb-on{background:var(--accent);border-radius:4px}.sb-cell.sb-src{cursor:default}.sb-cell.sb-ok{outline:2px solid #16a34a;outline-offset:-2px}.sb-cell.sb-bad{background:#b91c1c}.mm-eq{display:flex;gap:10px;justify-content:center;align-items:center;margin:14px 0;flex-wrap:wrap;user-select:none;-webkit-user-select:none}.ms-slot{position:relative;width:44px;height:72px}.ms-stick{position:absolute;background:var(--accent);border-radius:3px;cursor:pointer}.ms-stick.ms-off{background:color-mix(in srgb,var(--text) 14%,transparent);cursor:pointer}.ms-stick.ms-lift{background:#f59e0b;box-shadow:0 0 10px #f59e0bb3}.ms-a{top:0;left:7px;width:30px;height:5px}.ms-d{bottom:0;left:7px;width:30px;height:5px}.ms-g{top:33px;left:7px;width:30px;height:5px}.ms-b{top:3px;right:4px;width:5px;height:30px}.ms-c{bottom:3px;right:4px;width:5px;height:30px}.ms-f{top:3px;left:4px;width:5px;height:30px}.ms-e{bottom:3px;left:4px;width:5px;height:30px}.ms-op{width:34px}.ms-op .ms-h{top:33px;left:2px;width:30px;height:5px}.ms-op .ms-v{top:19px;left:14px;width:5px;height:34px}.ms-eq{width:44px}.ms-eq .ms-h{top:22px;left:4px;width:36px;height:5px;cursor:default}.ms-eq .ms-v{top:44px;left:4px;width:36px;height:5px;cursor:default}.ws-board{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:480px;margin:0 auto 8px;user-select:none;-webkit-user-select:none}.ws-tube{display:flex;flex-direction:column-reverse;width:40px;height:132px;border:2px solid var(--border);border-top:none;border-radius:0 0 14px 14px;overflow:hidden;cursor:pointer;background:color-mix(in srgb,var(--text) 4%,transparent)}.ws-tube.ws-sel{outline:3px solid var(--accent);outline-offset:2px}.ws-cell{height:30px;flex:0 0 30px}.sk-diffs{display:flex;gap:8px;justify-content:center;margin-bottom:8px}.sk-diffs .sk-diff-on{border-color:var(--accent);color:var(--accent)}.sk-board{display:grid;grid-template-columns:repeat(9,34px);grid-template-rows:repeat(9,34px);gap:1px;background:var(--border);border:2px solid var(--border);width:max-content;margin:0 auto 12px;user-select:none;-webkit-user-select:none}.sk-cell{background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:600;cursor:pointer;font-variant-numeric:tabular-nums}.sk-cell:nth-child(3n){border-right:2px solid color-mix(in srgb,var(--text) 45%,var(--bg))}.sk-cell:nth-child(9n){border-right:none}.sk-cell:nth-child(n+19):nth-child(-n+27),.sk-cell:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid color-mix(in srgb,var(--text) 45%,var(--bg))}.sk-cell.sk-given{color:var(--text);background:color-mix(in srgb,var(--text) 6%,var(--bg));cursor:default}.sk-cell.sk-sel{outline:2px solid var(--accent);outline-offset:-2px}.sk-cell.sk-dup{color:#b91c1c;background:color-mix(in srgb,#b91c1c 12%,var(--bg))}.sk-pad{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:8px}.sk-pad-btn{width:44px;padding:8px 0}.lb-inline{margin-top:14px;border-top:1px dashed var(--border);padding-top:12px;display:flex;flex-direction:column;gap:8px}.lb-inline .cm-input{margin-bottom:0}.board-overlay .lb-inline{border-top-color:#ffffff4d}.board-overlay .lb-inline .cm-input{background:#ffffff1f;color:#fff;border-color:#ffffff59}.board-overlay .lb-inline .cm-input::placeholder{color:#fff9}.tool-row{display:flex;flex-direction:column;gap:10px;align-items:flex-start}.tool-textarea,.tool-input{width:100%;padding:12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font:inherit;resize:vertical}.tool-textarea:focus,.tool-input:focus{outline:2px solid var(--accent);outline-offset:-1px}.tool-swatch-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.tool-swatch{width:44px;height:44px;border-radius:8px;border:1px solid var(--border)}.tool-field{display:flex;gap:8px;align-items:center;justify-content:center;flex-wrap:wrap}.tool-field label{font-size:.85rem;color:var(--text-muted);min-width:42px;text-align:right}.tool-field .tool-input{max-width:220px}.tool-preview{margin:10px auto;padding:14px 18px;border-radius:10px;border:1px solid var(--border);max-width:420px;font-weight:700}.tool-case-btns{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:10px}.tool-disclaimer{max-width:720px;margin:0 auto 14px;padding:10px 14px;border:1px solid color-mix(in srgb,#b45309 45%,var(--border));border-left:4px solid #b45309;border-radius:8px;background:color-mix(in srgb,#b45309 8%,var(--bg));font-size:.88rem;color:var(--text)}.tool-table-wrap{overflow-x:auto;max-width:100%}.tool-table{border-collapse:collapse;width:100%;font-size:.9rem}.tool-table th,.tool-table td{border:1px solid var(--border);padding:6px 10px;text-align:left}.tool-table th{background:color-mix(in srgb,var(--accent) 10%,var(--bg))}.tool-table td.num,.tool-table th.num{text-align:right;font-variant-numeric:tabular-nums}.tool-out{width:100%;min-height:56px;padding:12px;border:1px dashed var(--border);border-radius:8px;background:color-mix(in srgb,var(--accent) 6%,var(--bg));font-size:1.15rem;overflow-wrap:anywhere;user-select:all}.tool-out-big{font-size:2.6rem;font-weight:700;line-height:1.1;letter-spacing:-.02em}.tool-out-small{display:block;font-size:.85rem;font-weight:500;color:var(--text-muted);margin-top:2px}.prop-row{display:flex;gap:10px;align-items:flex-end;justify-content:center;flex-wrap:wrap}.prop-op{font-size:1.7rem;font-weight:600;color:var(--text-muted);padding-bottom:9px;line-height:1}.prop-x .tool-input{font-size:1.5rem;font-weight:700;max-width:130px;color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--border))}.tool-chip-btns{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}.tool-chip-btns button{min-width:44px;padding:6px 8px}.emoji-nav{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;align-items:center;margin-bottom:12px}.emoji-nav-link{display:inline-block;padding:4px 10px;border:1px solid var(--border);border-radius:999px;font-size:.85rem;text-decoration:none;color:var(--text);background:var(--bg)}.emoji-nav-link:hover{border-color:var(--accent);color:var(--accent)}.emoji-nav-total{font-size:.8rem;color:var(--text-muted);margin-left:4px}.emoji-section{margin-block:18px}.emoji-count{font-size:.72rem;font-weight:500;color:var(--text-muted);margin-left:8px;vertical-align:middle}.emoji-cells{display:grid;grid-template-columns:repeat(auto-fill,minmax(46px,1fr));gap:6px}.emoji-cell{width:100%;aspect-ratio:1;min-height:44px;display:flex;align-items:center;justify-content:center;font-size:26px;line-height:1;padding:0;border:1px solid var(--border);border-radius:8px;background:var(--bg);cursor:pointer;overflow:hidden}.emoji-cell:hover{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--bg))}.emoji-cell[hidden]{display:none}.morse-chart-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:6px;margin-bottom:14px}.morse-chart-cell{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;border:1px solid var(--border);border-radius:8px;background:var(--bg)}.morse-chart-ch{font-weight:700;font-size:1rem}.morse-chart-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.72rem;color:var(--text-muted);letter-spacing:1px}.tool-canvas-wrap{display:flex;justify-content:center}.tool-canvas-wrap canvas,.tool-canvas-wrap svg{max-width:100%;height:auto;border:1px solid var(--border);background:#fff}.tool-note{font-size:.82rem;color:var(--text-muted);text-align:center}.size-hit td{background:color-mix(in srgb,var(--accent) 22%,var(--bg));font-weight:600}.size-hit td:first-child{box-shadow:inset 3px 0 0 var(--accent)}.size-out-badge{font-size:2.2rem;font-weight:700;letter-spacing:.02em}.tool-opt-group{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;align-items:center}.tool-opt-group fieldset{border:1px solid var(--border);border-radius:8px;padding:6px 10px}.tool-opt-group legend{font-size:.8rem;color:var(--text-muted);padding:0 4px}.tool-cat-heading{margin:18px 0 10px;font-size:1.1rem}.crypto-nav{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:0 auto 16px;max-width:640px}.crypto-nav a{padding:6px 14px;border:1px solid var(--border);border-radius:999px;font-size:.88rem;color:var(--text-muted);background:var(--bg-card)}.crypto-nav a:hover{border-color:var(--accent);color:var(--accent)}.crypto-nav a.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.crypto-key-row{display:flex;gap:6px;align-items:center;flex-wrap:nowrap}.crypto-key-row .tool-input{flex:1;min-width:120px}.crypto-key-row .btn{white-space:nowrap;flex:none}.bmi-ladder{display:flex;flex-direction:column;gap:4px;max-width:460px;margin:10px auto 0;text-align:left}.bmi-ladder-row{display:flex;justify-content:space-between;gap:10px;padding:6px 10px;border:1px solid var(--border);border-radius:8px;font-size:.9rem;background:var(--bg-card);flex-wrap:wrap}.bmi-ladder-row.hit{border-color:var(--accent);background:var(--accent-soft);font-weight:600}.bt-parent{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;margin:0}.bt-parent select{height:42px;box-sizing:border-box}.bt-group{display:flex;flex-direction:column;gap:10px;max-width:320px;margin:0 auto}.img-drop{border:2px dashed var(--border);border-radius:12px;padding:26px 14px;text-align:center;cursor:pointer;transition:border-color .15s ease,background .15s ease}.img-drop:hover,.img-drop.dz-over{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--bg))}.wm-pos-grid{display:grid;grid-template-columns:repeat(3,44px);gap:6px;justify-content:center;margin:8px auto}.wm-pos-grid button{width:44px;height:34px;padding:0}.wm-pos-grid button.active{outline:3px solid var(--accent);font-weight:700}.crop-stage{position:relative;display:inline-block;max-width:100%}.crop-stage canvas{max-width:100%;height:auto;display:block}.crop-sel{position:absolute;border:2px solid var(--accent);background:color-mix(in srgb,var(--accent) 18%,transparent);pointer-events:none}.rv-preview{margin:12px auto;padding:18px 22px;border:1px solid var(--border);border-radius:10px;max-width:560px;width:100%;text-align:left;background:var(--bg)}.rv-name{font-size:1.35rem;font-weight:800}.rv-title{color:var(--text-muted)}.rv-contact{font-size:.85rem;color:var(--text-muted);margin-top:2px}.rv-section{margin-top:14px;font-weight:700;letter-spacing:.06em;font-size:.85rem;text-transform:uppercase}.rv-body{margin-top:4px;font-size:.92rem}.rv-item{margin-top:8px}.rv-item-head{font-weight:600;font-size:.92rem}.rv-classic{font-family:Georgia,Times New Roman,serif;text-align:center}.rv-classic .rv-item,.rv-classic .rv-body,.rv-classic .rv-section{text-align:left}.rv-modern{border-left:5px solid var(--accent)}.cmp-table{border-collapse:collapse;width:100%;font-size:.85rem;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.cmp-table td{border:1px solid var(--border);padding:2px 8px;vertical-align:top;width:50%}.cmp-same{background:transparent}.cmp-del{background:color-mix(in srgb,#c0392b 14%,transparent)}.cmp-ins{background:color-mix(in srgb,#1e8e3e 14%,transparent)}.cmp-empty{background:color-mix(in srgb,var(--border) 25%,transparent)}.cmp-no{display:inline-block;min-width:2.2em;margin-right:8px;color:var(--text-muted);text-align:right;user-select:none}.md-preview{border:1px solid var(--border);border-radius:10px;padding:14px 18px;background:var(--bg);text-align:left;overflow-wrap:break-word}.md-preview h1,.md-preview h2,.md-preview h3{margin:.6em 0 .3em}.md-preview pre{background:color-mix(in srgb,var(--accent) 8%,var(--bg));border:1px solid var(--border);border-radius:8px;padding:10px 12px;overflow-x:auto}.md-preview table{border-collapse:collapse}.md-preview th,.md-preview td{border:1px solid var(--border);padding:4px 10px}.md-preview blockquote{border-left:4px solid var(--accent);margin:.5em 0;padding:.2em 1em;color:var(--text-muted)}.ps-open{color:#1a7f37;font-weight:600}.ps-closed{color:#888}.ps-timeout{color:#b26a00}