:root{--ink:#17202a;--muted:#586474;--paper:#fbfaf7;--accent:#2d5bff;--soft:#eef2ff;--line:#dce1e8;--ok:#176b46}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}header,main,footer{width:min(760px,calc(100% - 36px));margin:auto}header{padding:22px 0 14px;border-bottom:1px solid var(--line)}.brand{font-weight:750;letter-spacing:.02em;color:var(--ink);text-decoration:none}main{padding:56px 0}h1{max-width:690px;font-size:clamp(2.35rem,7vw,4.8rem);line-height:1.02;letter-spacing:-.055em;margin:0 0 24px}h2{font-size:1.45rem;line-height:1.25;margin:48px 0 12px}.lead{font-size:1.22rem;max-width:650px;color:var(--muted)}.eyebrow{color:var(--accent);font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.card{border:1px solid var(--line);border-radius:15px;padding:24px;margin:28px 0;background:#fff}.price{font-size:2.5rem;font-weight:850;letter-spacing:-.04em;margin:.1em 0}.small,.fine{font-size:.92rem;color:var(--muted)}.button{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:750;padding:.82em 1.2em;border-radius:9px;margin:.35em .5em .35em 0}.button.secondary{background:var(--soft);color:var(--accent)}.button.disabled{background:#8993a3;color:#fff;cursor:not-allowed}ul{padding-left:1.25em}li{margin:.46em 0}.sample{display:grid;grid-template-columns:1fr 1fr;gap:14px}.sample pre{margin:0;overflow:auto;background:#111827;color:#e7edf6;padding:16px;border-radius:10px;font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace}.guard{border-left:4px solid var(--ok);padding:2px 0 2px 18px}.notice{border:1px solid #f0cf86;background:#fff7df;padding:14px 16px;border-radius:10px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}table{border-collapse:collapse;width:100%;min-width:680px}th,td{text-align:left;vertical-align:top;padding:12px 14px;border-bottom:1px solid var(--line)}th{font-size:.85rem;text-transform:uppercase;letter-spacing:.04em;background:var(--soft)}tr:last-child td{border-bottom:0}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}footer{border-top:1px solid var(--line);padding:24px 0 50px;color:var(--muted);font-size:.9rem}@media(max-width:650px){main{padding:36px 0}.sample{grid-template-columns:1fr}}