@font-face{font-family:Inter;src:url(/fonts/inter-400.woff2) format("woff2");font-weight:400}@font-face{font-family:Inter;src:url(/fonts/inter-600.woff2) format("woff2");font-weight:600}@font-face{font-family:Inter;src:url(/fonts/inter-700.woff2) format("woff2");font-weight:700}@font-face{font-family:"Source Serif";src:url(/fonts/sourceserif-400.woff2) format("woff2");font-weight:400}@font-face{font-family:"Source Serif";src:url(/fonts/sourceserif-600.woff2) format("woff2");font-weight:600}:root{--ink:#1a1a1a;--muted:#6b6b6b;--rule:#e2e2e2;--paper:#fffdf7;--accent:#f5c518;--accent-soft:#fff3c4;--sans:"Inter",-apple-system,Helvetica,Arial,sans-serif;--serif:"Source Serif",Georgia,serif}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.5}a{color:inherit}.site-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--rule);background:#fff}.site-head nav{display:flex;gap:18px;font-size:14px}.site-head nav a{text-decoration:none;color:var(--muted)}.logo{font-weight:700;font-size:22px;text-decoration:none;letter-spacing:-.02em}.logo span{background:var(--ink);color:var(--accent);padding:0 6px;margin-left:3px;border-radius:5px}.site-main{max-width:760px;margin:0 auto;padding:24px 16px 80px}h1{font-family:var(--serif);font-size:clamp(30px,5vw,46px);line-height:1.1;margin:0 0 12px}h1 mark{background:linear-gradient(transparent 55%,var(--accent) 55%)}h2{font-family:var(--serif);font-size:24px;margin:0 0 8px}p.lead{font-size:18px;color:var(--muted);max-width:560px}.btn{display:inline-block;background:var(--ink);color:#fff;padding:12px 20px;border-radius:999px;text-decoration:none;font-weight:600;border:0;cursor:pointer;font-size:15px;font-family:inherit}.btn.accent{background:var(--accent);color:var(--ink)}.btn.ghost{background:transparent;border:1px solid var(--rule);color:var(--ink)}.btn:disabled{opacity:.5;cursor:default}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));grid-gap:12px;gap:12px;margin:16px 0}.card{border:1px solid var(--rule);border-radius:12px;padding:14px;background:#fff}.card.disabled{opacity:.45}.card b{display:block;margin-bottom:4px}.card small{color:var(--muted)}.q-progress{height:6px;background:var(--rule);border-radius:3px;overflow:hidden;margin-bottom:24px}.q-progress i{display:block;height:100%;background:var(--accent);transition:width .3s}.q-step-label{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}.q{margin:26px 0}.q label.q-title{display:block;font-weight:600;margin-bottom:8px;font-size:16px}.q .hint{font-size:13px;color:var(--muted);margin:-4px 0 8px}.opts{display:flex;flex-wrap:wrap;gap:8px}.opt{border:1px solid var(--rule);background:#fff;border-radius:999px;padding:8px 14px;cursor:pointer;font-size:14px;font-family:inherit}.opt[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.opt.big{border-radius:12px;padding:14px;min-width:150px;text-align:left}.opt.big small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.opt[aria-pressed=true] small{color:#ddd}input[type=date],input[type=email],input[type=text],textarea{width:100%;font:inherit;padding:10px 12px;border:1px solid var(--rule);border-radius:10px;background:#fff}textarea{min-height:80px;resize:vertical}input[type=range]{width:100%}.preview{background:var(--accent-soft);border-radius:10px;padding:10px 14px;font-size:14px;margin:16px 0}.q-nav{display:flex;justify-content:space-between;margin-top:28px}.err{color:#b00020;font-size:14px}table.list{width:100%;border-collapse:collapse;font-size:14px}table.list td,table.list th{text-align:left;padding:8px 6px;border-bottom:1px solid var(--rule)}code{background:#f1f1f1;padding:1px 5px;border-radius:4px;font-size:13px}.notice{background:#fff;border:1px solid var(--rule);border-radius:12px;padding:14px 16px;margin:14px 0;font-size:14px}