:root{--gb-bg: #0f1729;--gb-panel: rgba(255, 255, 255, .055);--gb-panel-2: rgba(255, 255, 255, .09);--gb-line: rgba(255, 255, 255, .1);--gb-text: #eaf1ff;--gb-dim: rgba(234, 241, 255, .6);--gb-accent: #8fe3c0;--gb-accent-ink: #062419;--gb-gold: #ffd166;--gb-danger: #ff6b6b;--gb-radius: 16px;--gb-font: system-ui, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", "Segoe UI", Roboto, sans-serif}.gb-home{width:100%;max-width:440px;margin:0 auto;display:flex;flex-direction:column;gap:12px;font-family:var(--gb-font);color:var(--gb-text)}.gb-home-top{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px}.gb-brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px;letter-spacing:-.3px}.gb-brand canvas,.gb-brand img{width:34px;height:34px}.gb-tools{display:flex;gap:6px}.gb-icon{width:44px;height:44px;border-radius:12px;border:1px solid var(--gb-line);background:var(--gb-panel);color:var(--gb-text);display:grid;place-items:center;font-size:20px;cursor:pointer;padding:0}.gb-icon:active{transform:scale(.94)}.gb-play{border:0;border-radius:var(--gb-radius);min-height:56px;font:800 18px var(--gb-font);cursor:pointer;background:var(--gb-accent);color:var(--gb-accent-ink);box-shadow:0 8px 22px #00000040}.gb-play:active{transform:scale(.98)}.gb-sub{display:grid;grid-template-columns:repeat(auto-fit,minmax(0,1fr));gap:8px}.gb-sub>button{min-height:44px;border-radius:12px;border:1px solid var(--gb-line);background:var(--gb-panel);color:var(--gb-text);font:700 13.5px var(--gb-font);cursor:pointer;padding:6px 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.gb-sub>button.done{color:var(--gb-accent);border-color:color-mix(in srgb,var(--gb-accent) 50%,transparent)}.gb-rank{background:var(--gb-panel);border:1.5px solid color-mix(in srgb,var(--gb-gold) 55%,transparent);border-radius:var(--gb-radius);padding:10px 14px 8px;text-align:left;font-family:var(--gb-font);color:var(--gb-text)}.gb-rank-head{display:flex;align-items:baseline;gap:8px;margin-bottom:4px}.gb-rank-head b{font-size:15px;color:var(--gb-gold)}.gb-rank-head small{flex:1;color:var(--gb-dim);font-size:12px}.gb-tix{font-size:12.5px;font-weight:800;color:var(--gb-text);background:var(--gb-panel-2);border-radius:999px;padding:2px 9px}.gb-rank-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:1px;font-size:14px}.gb-rank-list li{display:flex;align-items:center;gap:8px;min-height:24px}.gb-rank-list .pos{flex:0 0 24px;text-align:center;font-weight:800;font-size:13px;color:var(--gb-dim)}.gb-rank-list li.medal .pos{font-size:15px}.gb-rank-list .nm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gb-rank-list .nm small{color:var(--gb-dim);font-size:12px}.gb-rank-list .pt{font-variant-numeric:tabular-nums;color:var(--gb-gold)}.gb-rank-list li.me{color:var(--gb-accent);font-weight:800}.gb-rank-list li.sep{border-top:1px dashed var(--gb-line);margin-top:3px;padding-top:3px}.gb-rank-list li.dim{color:var(--gb-dim);font-size:13px}.gb-rank-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:6px;padding-top:6px;border-top:1px solid var(--gb-line);font-size:12.5px}.gb-mine{color:var(--gb-dim)}.gb-mine b{color:var(--gb-accent)}.gb-link{background:none;border:0;color:var(--gb-accent);font:700 12.5px var(--gb-font);cursor:pointer;padding:6px 2px;min-height:44px}.gb-modes{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:1fr;gap:8px}.gb-mode{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto auto;column-gap:8px;align-items:center;text-align:left;min-height:76px;padding:10px 12px;border-radius:14px;border:1px solid var(--gb-line);background:var(--gb-panel);color:var(--gb-text);font-family:var(--gb-font);cursor:pointer}.gb-mode:active{transform:scale(.97)}.gb-mode-emoji{grid-row:1 / span 2;font-size:24px;line-height:1}.gb-mode-name{font-weight:800;font-size:15px}.gb-mode-desc{font-size:12px;color:var(--gb-dim);line-height:1.3}.gb-mode-best{grid-column:1 / span 2;font-size:12px;font-weight:700;color:var(--gb-gold);min-height:0}.gb-mode-best:empty{display:none}.gb-modebar{display:flex;justify-content:center;align-items:center;gap:8px;pointer-events:none;font-family:var(--gb-font);font-variant-numeric:tabular-nums}.gb-chip{background:#0a1020b8;color:var(--gb-text);border-radius:12px;padding:5px 12px;font-weight:800;font-size:15px}.gb-time{font-size:20px}.gb-time.urgent{color:var(--gb-danger);animation:gbBlink .5s steps(2) infinite}.gb-hearts i{font-style:normal}.gb-hearts i.lost{opacity:.25;filter:grayscale(1)}@keyframes gbBlink{50%{opacity:.55}}#gb-layer{position:fixed;inset:0;z-index:1000;display:grid;grid-template-columns:minmax(0,1fr);place-items:center;padding:16px;background:#060a16b8;backdrop-filter:blur(4px);font-family:var(--gb-font);color:var(--gb-text);overflow-y:auto}#gb-layer[hidden]{display:none}.gb-sheet{width:100%;max-width:520px;background:var(--gb-bg);border:1px solid var(--gb-line);border-radius:20px;padding:18px 16px;text-align:center;box-shadow:0 20px 60px #00000073}.gb-sheet h2{margin:0 0 6px;font-size:21px}.gb-hint{margin:0 0 12px;color:var(--gb-dim);font-size:13.5px;line-height:1.5}.gb-hint b{color:var(--gb-text)}.gb-row{display:flex;gap:6px}.gb-row select,.gb-row input{min-height:46px;border-radius:12px;border:1px solid var(--gb-line);background:var(--gb-panel-2);color:var(--gb-text);font:600 16px var(--gb-font);padding:0 10px}.gb-row input{flex:1;min-width:0;user-select:text;-webkit-user-select:text}.gb-list{list-style:none;padding:0;margin:10px 0 0;display:flex;flex-direction:column;gap:6px;max-height:46vh;overflow-y:auto}.gb-pick{width:100%;min-height:46px;text-align:left;border-radius:12px;border:1px solid var(--gb-line);background:var(--gb-panel);color:var(--gb-text);font:700 15px var(--gb-font);padding:8px 12px;cursor:pointer}.gb-pick small{color:var(--gb-dim);font-weight:600}.gb-msg{min-height:20px;margin:10px 0 0;font-size:14px;color:var(--gb-dim)}.gb-msg b{color:var(--gb-gold)}.gb-btns{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:12px}.gb-btn{min-height:46px;min-width:110px;border-radius:12px;border:0;background:var(--gb-accent);color:var(--gb-accent-ink);font:800 16px var(--gb-font);padding:0 18px;cursor:pointer}.gb-btn.ghost{background:transparent;color:var(--gb-text);border:1px solid var(--gb-line)}.gb-btn:disabled{opacity:.5}.gb-opts{display:flex;flex-direction:column;gap:8px;align-items:center}.gb-seg{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.gb-pill{min-height:44px;padding:0 14px;border-radius:999px;border:1px solid var(--gb-line);background:var(--gb-panel);color:var(--gb-text);font:700 14px var(--gb-font);cursor:pointer}.gb-pill.on{background:var(--gb-accent);border-color:var(--gb-accent);color:var(--gb-accent-ink)}.gb-qprog{display:flex;gap:6px;justify-content:center;margin:6px 0 0}.gb-qprog i{width:30px;height:7px;border-radius:9px;background:var(--gb-panel-2)}.gb-qprog i.done{background:var(--gb-accent)}.gb-qprog i.now{background:var(--gb-gold)}.gb-qtext{font-size:clamp(26px,7vw,40px);font-weight:800;margin:16px 0}.gb-choices{display:grid;grid-template-columns:1fr 1fr;gap:8px}.gb-choice{min-height:72px;border-radius:14px;border:1px solid var(--gb-line);background:var(--gb-panel-2);color:var(--gb-text);font:800 22px var(--gb-font);cursor:pointer}.gb-choice:active{transform:scale(.97)}.gb-review{text-align:left;display:flex;flex-direction:column;gap:4px;font-size:15px}.gb-review .no{color:var(--gb-danger)}@media(max-height:640px){.gb-home{gap:8px}.gb-rank{padding:7px 12px 6px}.gb-rank-list{font-size:13px}.gb-rank-list li{min-height:21px}.gb-play{min-height:50px;font-size:17px}.gb-mode{min-height:64px;padding:8px 10px}}@media(max-width:350px){.gb-mode-desc{display:none}}.frac{display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;line-height:1.05;margin:0 .12em;font-size:.9em;font-variant-numeric:tabular-nums}.frac-n{padding:0 .18em .06em;border-bottom:.09em solid currentColor}.frac-d{padding:.06em .18em 0}.frac-mixed{white-space:nowrap}.frac-mixed>.frac{margin-left:.06em}#gb-layer .frac,[data-gb] .frac{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;vertical-align:middle;position:static;top:auto;float:none;width:auto;height:auto;text-align:center;line-height:1.05}#gb-layer .frac-n,#gb-layer .frac-d,[data-gb] .frac-n,[data-gb] .frac-d{display:block;position:static;float:none}#gb-layer .gb-choices>.gb-choice:last-child:nth-child(odd){grid-column:1/-1}.gb-numpad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:min(100%,340px);margin:10px auto 0;touch-action:manipulation;user-select:none;-webkit-user-select:none}.gb-numpad-key{min-height:56px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:#ffffff14;color:inherit;font:inherit;font-size:1.5rem;font-weight:700;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:transform .06s,background .06s}.gb-numpad-key.down,.gb-numpad-key:active{transform:scale(.94);background:#fff3}.gb-numpad-key.del{font-size:1.3rem}.gb-numpad-key.ok{background:linear-gradient(135deg,#1fb5a5,#6a5ae0);border-color:transparent;color:#fff;font-size:1.15rem}