:root{--bg: #f5f7fa;--surface: #fff;--text: #111827;--muted: #6b7280;--line: #e5e7eb;--primary: #1d4ed8;--hot: #ea580c;--hotbg: #fff7ed;--ok: #065f46;--okbg: #ecfdf5;--warn: #92400e;--warnbg: #fffbeb;--info: #1e40af;--infobg: #eff6ff}@media (prefers-color-scheme: dark){:root{--bg: #0f172a;--surface: #1e293b;--text: #f1f5f9;--muted: #94a3b8;--line: #334155;--primary: #3b82f6;--hotbg: #3a2210;--ok: #86efac;--okbg: #12301f;--warn: #fcd34d;--warnbg: #3a2e12;--info: #93c5fd;--infobg: #172554}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Arial,sans-serif;font-size:16px}.top{position:sticky;top:0;z-index:2;display:flex;align-items:center;gap:10px;padding:10px 16px;padding-top:max(10px,env(safe-area-inset-top));background:#1e3a5f;color:#fff}.top h1{flex:1;font-size:18px;margin:0;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.top .btn.ghost{color:#fff;border-color:#fff6}.wrap{max-width:860px;margin:0 auto;padding:16px}h2{font-size:17px;margin:18px 0 8px}h3{font-size:16px;margin:14px 0 6px}.btn{font:inherit;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:10px;padding:8px 14px;cursor:pointer;min-height:44px}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.ghost{background:transparent}.btn.small{min-height:34px;padding:4px 10px;font-size:14px}.btn.big{display:block;width:100%;text-align:center;font-size:18px;padding:16px}.btn.wide{display:block;width:100%;text-align:start;margin-bottom:8px}.btn:disabled{opacity:.4}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:10px;font-weight:600}.field input{font:inherit;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text)}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:8px}.row{display:flex;align-items:center;gap:8px}.between{justify-content:space-between;flex-wrap:wrap}.grow{flex:1;min-width:0}.link{background:none;border:0;text-align:start;font:inherit;color:inherit;cursor:pointer;padding:4px 0}.muted{color:var(--muted)}.small{font-size:14px}.help{margin:12px 0;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 12px}.help summary{cursor:pointer;font-weight:600}.count{font-size:18px;margin-bottom:12px}.hot-count{color:var(--hot);font-weight:700}.entry{display:flex;gap:8px}.entry input{flex:1;min-width:0;font-size:30px;padding:10px 14px;border:2px solid var(--primary);border-radius:12px;text-align:center;direction:ltr;background:var(--surface);color:var(--text)}.entry .btn{font-size:24px;min-width:64px}.result{min-height:64px;margin-top:12px}.msg{border-radius:10px;padding:10px 12px;margin:6px 0;line-height:1.6}.msg.big{font-size:17px}.msg.ok{background:var(--okbg);color:var(--ok);border:1px solid #a7f3d0}.msg.info{background:var(--infobg);color:var(--info);border:1px solid #bfdbfe}.msg.warn{background:var(--warnbg);color:var(--warn);border:1px solid #fcd34d}.alert{background:var(--hot);color:#fff;font-weight:800;font-size:22px;padding:10px 14px;border-radius:10px 10px 0 0;animation:pulse .6s ease-out 2}.alert+.msg{margin-top:0;border-radius:0 0 10px 10px}.alert-det{background:#7f1d1d;padding:2px 10px;border-radius:6px;font-size:18px;white-space:nowrap}.hotbox{border:3px solid var(--hot)!important;background:var(--hotbg)!important}@keyframes pulse{50%{transform:scale(1.02)}}.no{font-size:1.15em}.msg.big .no{font-size:24px}.tag{display:inline-block;font-size:13px;font-weight:700;padding:1px 8px;border-radius:999px;white-space:nowrap}.tag.arr{background:#e5e7eb;color:#374151}.tag.hot{background:#fef3c7;color:#92400e}.tag.det{background:#fee2e2;color:#991b1b}.tag.ok{background:#dcfce7;color:#166534}.tag.slot{background:#e0e7ff;color:#3730a3}.opt{display:flex;align-items:center;gap:8px;margin-top:6px;flex-wrap:wrap}.item{display:flex;align-items:center;gap:8px;padding:8px 4px;border-bottom:1px solid var(--line);flex-wrap:wrap}.hotrow{border-inline-start:4px solid var(--hot);padding-inline-start:8px;background:var(--hotbg)}.x{background:none;border:1px solid var(--line);border-radius:8px;min-width:36px;min-height:36px;cursor:pointer;color:var(--text)}.check{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:17px}.check input{width:22px;height:22px}