.snake{flex:1;display:flex;flex-direction:column;min-height:0;background:var(--lab-bg);font-family:var(--lab-ui)}.snake-hud{display:flex;align-items:center;gap:18px;flex:none;padding:8px 12px 8px 18px;border-bottom:1px solid var(--lab-line);background:var(--lab-bg);color:var(--lab-muted);font:12.5px var(--lab-ui)}.snake-hud b{margin-left:4px;color:var(--lab-text);font:600 13px var(--font);font-variant-numeric:tabular-nums}.snake-hud b.record{color:var(--lab-warn)}.snake-pause{display:grid;place-items:center;width:34px;height:30px;margin-left:auto;padding:0;border:1px solid var(--lab-line);border-radius:999px;background:transparent;color:var(--lab-text-2);cursor:pointer}.snake-pause svg{width:13px;height:13px}.snake-pause:hover{border-color:var(--lab-line-strong);background:var(--lab-hover);color:var(--lab-text)}.snake-pause:focus-visible{outline:2px solid var(--lab-accent);outline-offset:2px}.snake-stage{position:relative;flex:1;min-height:0;outline:none;cursor:pointer;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}.snake-stage canvas{position:absolute;inset:0;display:block;width:100%;height:100%}.snake-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:safe center;gap:8px;padding:20px;text-align:center;background:color-mix(in srgb,var(--lab-bg) 78%,transparent);color:var(--lab-text-2);font:13px/1.7 var(--lab-ui);pointer-events:none}.snake-overlay[hidden]{display:none}.snake-overlay[data-state=countdown]{background:transparent}.snake-title{color:var(--lab-accent-text);font:600 28px/1.2 var(--lab-ui);letter-spacing:-.025em}.snake-title.err{color:var(--lab-danger)}.snake-sub{max-width:40ch;color:var(--lab-text-2)}.snake-packet{color:var(--magenta);font-weight:600}.snake-result{color:var(--lab-muted)}.snake-result b{color:var(--lab-text);font-family:var(--font)}.snake-record{color:var(--lab-warn);font-weight:600}.snake-cta{display:inline-flex;align-items:center;gap:6px;margin-top:10px;padding:7px 18px;border-radius:999px;background:var(--lab-accent-fill);color:var(--lab-accent-ink);font:600 13px var(--lab-ui)}.snake-cta kbd{border-color:transparent;background:color-mix(in srgb,var(--lab-accent-ink) 14%,transparent);color:inherit}.snake-caret{display:inline-block;width:.55em;height:1.05em;margin-left:.3ch;vertical-align:text-bottom;border-radius:1px;background:currentColor;animation:snake-blink 1.05s steps(1) infinite}@keyframes snake-blink{50%{opacity:0}}.snake-keys{color:var(--lab-muted);font-size:12px}.snake-keys svg{width:11px;height:11px;vertical-align:-1px}.snake-overlay kbd{padding:0 6px;border:1px solid var(--lab-line);border-radius:6px;background:var(--lab-surface);color:var(--lab-text-2);font:500 11.5px/1.6 var(--lab-ui)}.snake-count{color:var(--lab-accent-text);font:600 64px var(--lab-ui);font-variant-numeric:tabular-nums}.snake-hall-wrap{margin-top:8px;width:min(300px,100%);padding:10px 8px 8px;border:1px solid var(--lab-line);border-radius:var(--lab-radius);background:var(--lab-surface);box-shadow:var(--lab-card-shadow)}.snake-hall-title{margin:0 0 6px;color:var(--lab-text);font:600 12.5px var(--lab-ui)}.snake-hall{list-style:none;margin:0;padding:0;font-size:12.5px}.snake-hall li{display:flex;align-items:baseline;gap:10px;padding:3px 8px;border-radius:7px}.snake-hall li+li{border-top:1px solid var(--lab-line);border-radius:0}.snake-hall li.me{border-radius:7px;border-top-color:transparent;background:var(--lab-accent-soft);color:var(--lab-text)}.snake-hall-rank{width:2ch;color:var(--lab-muted);font-family:var(--font);text-align:right}.snake-hall-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left;color:var(--lab-text)}.snake-hall b{color:var(--lab-warn);font-family:var(--font);font-variant-numeric:tabular-nums}.snake-hall-empty{margin-top:6px;color:var(--lab-muted);font-size:12px}.snake-sign{pointer-events:auto;display:grid;gap:8px;justify-items:center;margin-top:6px}.snake-sign label{color:var(--lab-accent-text);font-size:13px;font-weight:500}.snake-sign-row{display:flex;gap:6px}.snake-sign input{width:16ch;padding:6px 12px;border:1px solid var(--lab-line);border-radius:999px;background:var(--lab-field);color:var(--lab-text);font:13px var(--lab-ui);outline:none;user-select:text;-webkit-user-select:text}.snake-sign input:focus{border-color:var(--lab-accent);box-shadow:0 0 0 3px var(--lab-accent-soft)}.snake-sign button{padding:6px 14px;border:1px solid var(--lab-accent-fill);border-radius:999px;background:var(--lab-accent-fill);color:var(--lab-accent-ink);font:600 12.5px var(--lab-ui);cursor:pointer}.snake-sign button:hover:not(:disabled){background:var(--lab-accent-fill-hover);border-color:var(--lab-accent-fill-hover)}.snake-sign button:disabled,.snake-sign input:disabled{opacity:.6;cursor:progress}.snake-sign-err{color:var(--lab-danger);font-size:12px;max-width:36ch}@media(max-width:640px){.snake-hud{padding-left:14px}.snake-title{font-size:24px}}@media(pointer:coarse){.snake-pause{width:44px;height:40px}.snake-sign input,.snake-sign button{min-height:40px}}@media(prefers-reduced-motion:reduce){.snake-caret{animation:none}}