:root{--bg: #f7f6f2;--surface: #ffffff;--surface-2: #f0eee7;--text: #1d1c1a;--muted: #6b6860;--border: #e2dfd6;--accent: #1f6f5c;--accent-soft: #dcefe8;--green: #2e7d4f;--amber: #b7791f;--red: #c0392b;--radius: 12px;font-family:Noto Sans TC,system-ui,-apple-system,Microsoft JhengHei,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}@media (prefers-color-scheme: dark){:root{--bg: #151614;--surface: #1e201d;--surface-2: #272a26;--text: #ecebe6;--muted: #a3a097;--border: #34372f;--accent: #5cc4a6;--accent-soft: #1f3a32;--green: #5cc48a;--amber: #e3a948;--red: #e06a5c}}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:var(--accent)}h1,h2,h3{line-height:1.3;margin:0 0 .5em}h1{font-size:clamp(1.7rem,4vw,2.6rem)}h2{font-size:1.35rem}h3{font-size:1.05rem}p{margin:0 0 1em}.container{max-width:1120px;margin:0 auto;padding:0 16px}.nav{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.nav .container{display:flex;align-items:center;gap:20px;height:56px;overflow-x:auto}.brand{font-weight:700;color:var(--text);text-decoration:none;white-space:nowrap}.brand span{color:var(--accent)}.nav a.link{color:var(--muted);text-decoration:none;white-space:nowrap;font-size:.95rem}.nav a.link.active{color:var(--text);font-weight:600}.demo-banner{background:var(--amber);color:#fff;text-align:center;font-size:.85rem;padding:6px 16px}main{padding:32px 0 64px}section{margin-bottom:40px}.hero{padding:32px 0 16px}.hero .slogan{font-size:1.15rem;color:var(--muted);max-width:640px}.grid{display:grid;gap:16px}.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.card.link-card{text-decoration:none;color:inherit;transition:border-color .15s}.card.link-card:hover{border-color:var(--accent)}.card .kicker{font-size:.8rem;color:var(--accent);font-weight:600;letter-spacing:.03em}.muted{color:var(--muted)}.small{font-size:.85rem}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{font-size:.78rem;background:var(--surface-2);border-radius:999px;padding:2px 10px;color:var(--muted)}.chip.tag{background:var(--accent-soft);color:var(--accent);font-weight:600}.controls{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:end;margin-bottom:20px}.controls label{display:flex;flex-direction:column;gap:4px;font-size:.85rem;color:var(--muted);max-width:100%}.controls select{max-width:100%}select,input[type=email],input[type=text]{font:inherit;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);min-width:0}input[type=range]{accent-color:var(--accent)}.btn{font:inherit;cursor:pointer;border:0;border-radius:8px;padding:9px 16px;background:var(--accent);color:#fff;font-weight:600}.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.kpi{display:flex;flex-direction:column;gap:2px}.kpi .label{font-size:.82rem;color:var(--muted)}.kpi .value{font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}.kpi .note{font-size:.78rem;color:var(--muted)}.light{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle}.light.green{background:var(--green)}.light.amber{background:var(--amber)}.light.red{background:var(--red)}.locked{position:relative}.locked .blur{filter:blur(6px);-webkit-user-select:none;user-select:none;pointer-events:none}.locked .overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:16px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}th{color:var(--muted);font-weight:600;font-size:.8rem}td.num{font-variant-numeric:tabular-nums}.compare{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr))}.lab-meta{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 16px;margin:12px 0;font-size:.88rem}.lab-meta dt{color:var(--muted);font-size:.76rem}.lab-meta dd{margin:0}.form-q{margin-bottom:18px}.form-q .opts{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.form-q .opts label{border:1px solid var(--border);border-radius:8px;padding:6px 12px;cursor:pointer;font-size:.9rem}.form-q .opts input{margin-right:6px}footer{border-top:1px solid var(--border);padding:24px 0;font-size:.82rem;color:var(--muted)}@media (max-width: 520px){.lab-meta{grid-template-columns:1fr}.card{padding:16px}}