.lab-lab .wrap{padding:48px 24px 80px;max-width:720px;margin:0 auto}.lab-lab .lab-head{margin-bottom:36px}.lab-lab .lab-back{display:inline-block;margin-bottom:16px;font-family:var(--mono);font-size:12px;color:var(--text-faint);transition:color var(--dur-fast) var(--ease-out)}.lab-lab .lab-back:hover{color:var(--accent)}.lab-lab .lab-head h1{margin:0;font-family:var(--serif-zh);font-size:1.6rem;font-weight:600;color:var(--text)}.lab-lab .subtitle{margin:8px 0 0;font-family:var(--mono);font-size:12px;color:var(--text-faint)}.lab-lab .ver{margin-left:8px;padding:1px 6px;border:1px solid var(--border-subtle);border-radius:3px;font-size:10px;color:var(--text-faint)}.lab-lab .badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.lab-lab .badge{font-family:var(--mono);font-size:11.5px;padding:4px 10px;border:1px solid var(--border-subtle);border-radius:4px;color:var(--text-muted)}.lab-lab .badge--ans{border-color:var(--accent-dim);color:var(--accent)}.lab-lab .stage{margin-bottom:32px}.lab-lab .block-label{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--text-faint);margin-bottom:8px}.lab-lab .q-note{margin-left:10px;font-size:10px;letter-spacing:.04em;color:var(--text-faint);opacity:.7}.lab-lab .array-zone{position:relative;padding-top:28px}.lab-lab .rail{position:absolute;top:4px;height:20px;border:1px solid var(--border-strong);border-bottom:none;border-radius:4px 4px 0 0;transition:left .4s var(--ease-out),width .4s var(--ease-out),opacity .25s;pointer-events:none}.lab-lab .rail span{position:absolute;top:0;left:50%;transform:translate(-50%,-100%);font-family:var(--mono);font-size:9.5px;color:var(--text-faint);white-space:nowrap}.lab-lab .array{display:grid;grid-template-columns:repeat(8,1fr);border:1px solid var(--border-subtle);border-radius:6px;overflow:hidden}.lab-lab .cell{position:relative;padding:12px 2px 10px;text-align:center;transition:background .3s,box-shadow .3s}.lab-lab .cell+.cell{border-left:1px solid var(--border-subtle)}.lab-lab .cell .v{font-family:var(--mono);font-size:clamp(15px,2.2vw,18px);font-weight:700;color:var(--text);transition:color .25s}.lab-lab .cell .ix{font-family:var(--mono);font-size:9.5px;color:var(--text-faint);margin-top:2px}.lab-lab .cell.inwin{background:var(--accent-soft)}.lab-lab .cell.current{box-shadow:inset 0 0 0 1px var(--accent-dim)}.lab-lab .cell.indeque .v{color:var(--accent)}.lab-lab .cell.indeque:before{content:"";position:absolute;top:5px;right:5px;width:4px;height:4px;border-radius:50%;background:var(--accent)}.lab-lab .cell.pop-flash{animation:swm-popFlash .7s ease-out}.lab-lab .cell.push-flash{animation:swm-pushFlash .7s ease-out}@keyframes swm-popFlash{0%{background:var(--accent-soft)}to{background:transparent}}@keyframes swm-pushFlash{0%{background:var(--accent-soft)}to{background:transparent}}.lab-lab .verdict{display:flex;align-items:baseline;gap:12px;padding:14px 0;min-height:46px;border-bottom:1px solid var(--border-subtle);margin-bottom:20px}.lab-lab .v-step{flex:none;font-family:var(--mono);font-size:11px;color:var(--text-faint);min-width:72px}.lab-lab .v-text{font-family:var(--mono);font-size:clamp(12px,1.8vw,14px);color:var(--text-muted);line-height:1.5}.lab-lab .verdict.v-kick .v-text{color:var(--text-muted)}.lab-lab .verdict.v-keep .v-text,.lab-lab .verdict.v-info .v-text{color:var(--accent)}.lab-lab .track{position:relative;height:88px;border:1px dashed var(--border);border-radius:6px;overflow:hidden}.lab-lab .track-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:12px;color:var(--text-faint);transition:opacity .25s}.lab-lab .dcard{position:absolute;top:50%;margin-top:-30px;width:72px;height:60px;border:1px solid var(--border-strong);border-radius:6px;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:left .4s var(--ease-out),opacity .35s,transform .4s var(--ease-out),border-color .25s,box-shadow .25s;opacity:0;pointer-events:none}.lab-lab .dcard .dv{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--text);line-height:1.1}.lab-lab .dcard .di{font-family:var(--mono);font-size:9.5px;color:var(--text-faint)}.lab-lab .dcard.is-front{border-color:var(--accent);box-shadow:0 0 12px var(--accent-glow)}.lab-lab .dcard.is-front .dv{color:var(--accent)}.lab-lab .dcard.is-new{animation:swm-enter .45s var(--ease-out)}@keyframes swm-enter{0%{transform:translate(30px) scale(.75);opacity:0}to{transform:translate(0) scale(1);opacity:1}}.lab-lab .dcard.fly-left{opacity:0!important;transform:translate(-60px,-40px) rotate(-6deg)!important}.lab-lab .dcard.fly-right{opacity:0!important;transform:translate(60px,-8px) rotate(6deg)!important}.lab-lab .result-line{display:flex;align-items:center;gap:14px;margin-top:20px;padding-top:16px;border-top:1px solid var(--border-subtle)}.lab-lab .rs-label{flex:none;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--text-faint)}.lab-lab .rs-slots{display:flex;gap:6px}.lab-lab .slot{width:38px;height:34px;border:1px dashed var(--border);border-radius:4px;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:15px;font-weight:700;color:var(--text-faint)}.lab-lab .slot.filled{border:1px solid var(--accent-dim);color:var(--accent);background:var(--accent-soft)}.lab-lab .slot.newest{animation:swm-slotPop .4s var(--ease-out)}@keyframes swm-slotPop{0%{transform:scale(.5)}to{transform:scale(1)}}.lab-lab .code-panel{margin-bottom:28px}.lab-lab .codebox{font-family:var(--mono);font-size:11.5px;line-height:1.85;overflow-x:auto;border:1px solid var(--border-subtle);border-radius:6px;padding:12px 0;background:var(--code-bg)}.lab-lab .codebox .ln{display:block;padding:0 12px;white-space:pre;color:var(--text-muted)}.lab-lab .codebox .ln-no{display:inline-block;width:20px;margin-right:12px;color:var(--text-faint);opacity:.5}.lab-lab .codebox .ln .cm{color:var(--text-faint)}.lab-lab .codebox .ln .kw{color:var(--code-fn)}.lab-lab .codebox .ln.active{background:var(--accent-soft);box-shadow:inset 2px 0 0 var(--accent)}.lab-lab .controls{display:flex;align-items:center;gap:8px;margin-bottom:10px}.lab-lab .btn{font-family:var(--mono);font-size:12px;font-weight:500;padding:6px 14px;border:1px solid var(--border-strong);border-radius:6px;background:transparent;color:var(--text-muted);cursor:pointer;transition:color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}.lab-lab .btn:hover{color:var(--accent);border-color:var(--accent-dim)}.lab-lab .btn:disabled{opacity:.3;cursor:not-allowed}.lab-lab .btn--primary{color:var(--accent);border-color:var(--accent-dim)}.lab-lab .btn--primary:hover{border-color:var(--accent)}.lab-lab .progress{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--text-faint);font-variant-numeric:tabular-nums}.lab-lab .progress b{color:var(--text-muted);font-weight:500}.lab-lab .pbar{height:1px;background:var(--border-subtle);overflow:hidden}.lab-lab .pbar i{display:block;height:100%;background:var(--accent);width:0;transition:width .25s}@media(max-width:560px){.lab-lab .dcard{width:58px;height:52px}.lab-lab .dcard .dv{font-size:17px}.lab-lab .verdict{flex-direction:column;gap:4px;align-items:flex-start}.lab-lab .v-step{min-width:0}}