:root{--bg: #f8fafc;--card-bg: #ffffff;--border: #e5e7eb;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--primary-hover: #1d4ed8;--primary-soft: #dbeafe;--success: #10b981;--success-soft: #d1fae5;--radius: 14px;--shadow: 0 10px 30px rgba(0, 0, 0, .04)}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:Inter,sans-serif;color:var(--text)}main{max-width:920px;margin:0 auto;padding:60px 24px}header.hero{text-align:center;margin-bottom:48px}header.hero h1{font-size:40px;font-weight:700;margin-bottom:12px}header.hero p{color:var(--muted);margin-bottom:24px}section{background:var(--card-bg);padding:32px;border-radius:var(--radius);border:1px solid var(--border);margin-bottom:32px;box-shadow:var(--shadow)}h2{margin-top:0;font-size:22px;font-weight:600}h3{margin-top:24px;font-size:14px;color:var(--muted);font-weight:500}button{background:var(--primary);color:#fff;border:none;padding:10px 16px;border-radius:10px;font-weight:500;cursor:pointer;transition:background .15s ease}button:hover{background:var(--primary-hover)}button:disabled{background:#cbd5e1;cursor:not-allowed}button.secondary{background:transparent;color:var(--muted);border:1px solid var(--border)}button.secondary:hover{background:var(--bg);color:var(--text)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}input,textarea{border:1px solid var(--border);padding:10px;border-radius:10px;width:100%;margin-bottom:12px;font-family:inherit}pre,.code-block{background:#0f172a;color:#f8fafc;padding:16px;border-radius:12px;overflow-x:auto;font-size:14px}.success-badge{background:var(--success-soft);color:var(--success);padding:6px 10px;border-radius:999px;font-size:12px;font-weight:600}.muted{color:var(--muted)}.example-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:8px}.example-block{display:block;margin-bottom:1.25rem}.example-block:last-child{margin-bottom:0}@media(max-width:640px){main{padding:32px 16px}section{padding:20px}}