.cc-table{width:100%;border-collapse:collapse;font-size:13.5px}.cc-table th{text-align:left;padding:8px 10px;color:var(--text-faint);font-weight:600;font-size:12px;border-bottom:1px solid var(--border)}.cc-table td{padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:top}.cc-table td.k{font-family:ui-monospace,monospace;font-size:11.5px;color:var(--text-m);white-space:nowrap}.cc-table td.v{font-weight:700;white-space:nowrap;color:var(--text-sub)}.cc-table td.v.ok{color:var(--accent)}.cc-table td.d{color:var(--text-sub)}.cc-table tr:last-child td{border-bottom:none}.loop-demo{position:relative;padding-right:56px}.loop-steps{display:flex;flex-direction:column;gap:10px}.loop-step{display:flex;gap:14px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:11px;padding:12px 16px;transition:all .25s}.loop-step.hot{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);transform:translate(6px)}.ls-no{width:26px;height:26px;border-radius:50%;background:var(--panel);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-family:ui-monospace,monospace;font-size:12px;font-weight:700;color:var(--text-sub);flex-shrink:0}.loop-step.hot .ls-no{background:var(--accent);border-color:var(--accent);color:#fff}.ls-bd b{font-size:13.5px;color:var(--text-m);display:block}.ls-bd span{font-size:11.5px;color:var(--text-faint)}.loop-meta{margin-top:14px;font-size:12.5px;color:var(--text-sub);min-height:20px}.loop-ctrl{margin-top:10px;display:flex;align-items:center;gap:12px}.loop-btn{font-family:inherit;font-size:12.5px;font-weight:700;padding:8px 16px;border-radius:8px;border:1px solid var(--accent-line);background:var(--accent-soft);color:var(--accent);cursor:pointer}.loop-btn:hover{background:var(--accent);color:#fff}.loop-badge{font-family:ui-monospace,monospace;font-size:11px;color:var(--purple);background:var(--purple-soft);border:1px solid var(--purple-line);padding:4px 10px;border-radius:6px}.loop-back{position:absolute;right:0;top:0;width:44px;height:100%}.pre-list{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}.pre-item{display:flex;align-items:center;gap:10px;background:var(--hover2);border-radius:8px;padding:8px 12px}.pre-no{width:20px;height:20px;border-radius:50%;background:var(--card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-family:ui-monospace,monospace;font-size:11px;color:var(--text-faint);flex-shrink:0}.pre-item b{font-size:12.5px;color:var(--text-m);white-space:nowrap}.pre-item span:last-child{font-size:11px;color:var(--text-faint)}.pre-note{margin-top:12px;font-size:12px;color:var(--text-faint)}.pre-note b,.l-card p b{color:var(--text-m)}.l-card p code{font-family:ui-monospace,monospace;font-size:12px;background:var(--hover2);padding:1px 5px;border-radius:4px;color:var(--text-m)}@media(max-width:768px){.pre-list{grid-template-columns:1fr}.loop-demo{padding-right:0}.loop-back{display:none}}.fire-lab{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px 20px}.fire-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px;flex-wrap:wrap}.fire-score{font-family:ui-monospace,monospace;font-size:12px;color:var(--text-sub);font-weight:700}.fire-btn{font-family:inherit;font-size:13px;font-weight:700;padding:9px 18px;border-radius:9px;border:1px solid var(--danger);background:#dc262612;color:var(--danger);cursor:pointer;transition:all .2s}.fire-btn:hover{background:var(--danger);color:#fff}.fire-svg{width:100%;height:auto;display:block}.f-loop{fill:var(--accent-soft);stroke:var(--accent-line);stroke-width:2}.f-st circle{fill:var(--card);stroke:var(--accent-line);stroke-width:2}.f-st text{font-size:10px;fill:var(--text-faint);text-anchor:middle;font-weight:700}.f-arrow{fill:var(--accent);opacity:.7}.f-alarm{fill:var(--danger);opacity:.9;animation:falarm 1s ease infinite}@keyframes falarm{0%,to{r:9}50%{r:13}}.f-alarm-t{font-size:10px;fill:var(--danger);font-weight:800}.f-branch{fill:none;stroke:var(--border);stroke-width:2;stroke-dasharray:4 5;transition:stroke .2s}.f-branch.lit{stroke:var(--accent);stroke-dasharray:none}.f-zone{cursor:pointer}.f-zone circle{fill:var(--panel);stroke:var(--border);stroke-width:1.5;transition:all .2s}.f-zone:hover circle{stroke:var(--accent);filter:brightness(1.05)}.f-zone text{font-size:7.5px;font-family:ui-monospace,monospace;fill:var(--text-sub);pointer-events:none}.f-zone.right circle{fill:#16a34a1f;stroke:var(--success);stroke-width:2.5}.f-zone.right text{fill:var(--success);font-weight:700}.f-zone.wrong circle{fill:#dc26261a;stroke:var(--danger);stroke-width:2.5}.f-zone.wrong text{fill:var(--danger)}.f-dot{fill:var(--accent);filter:drop-shadow(0 0 5px var(--accent-line))}.f-dot.fall{transition:cy .6s cubic-bezier(.4,0,.9,.6),opacity .6s;cy:var(--fallY);opacity:0}.fire-verdict{margin-top:8px;font-size:12.5px;color:var(--text-sub);line-height:1.7;padding:12px 14px;border-radius:10px;background:var(--hover2);display:none}.fire-verdict.show{display:block;animation:qqin .3s ease}.fire-verdict b.ok{color:var(--success)}.fire-verdict b.bad{color:var(--danger)}.fire-verdict code{font-family:ui-monospace,monospace;font-size:11px;background:var(--card);padding:1px 6px;border-radius:4px}.fire-verdict .loopmark{display:inline-block;margin-left:6px;font-size:11px;color:var(--accent);font-weight:700}@keyframes qqin{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}