:root{--violet:#5B2FC9;--ink:#1F1D26;--soft:#5C5966;--paper:#F7F7F9;--card:#fff;--line:#E4E2E9;
  --body:"Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,"Helvetica Neue",sans-serif}
*{box-sizing:border-box}html,body{margin:0}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6}
a{color:var(--violet)}a:focus-visible,button:focus-visible{outline:3px solid var(--violet);outline-offset:3px;border-radius:4px}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.top{display:flex;align-items:center;justify-content:space-between;padding:20px 0;gap:12px;flex-wrap:wrap}
.mark{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:19px}
.mark img{width:34px;height:34px}
.by{font-size:15px;color:var(--soft);text-decoration:none}.by b{color:var(--ink)}
.hero{padding:28px 0 12px}
h1{font-size:clamp(30px,5vw,46px);line-height:1.12;margin:0 0 12px;letter-spacing:-.01em}
.lead{font-size:19px;color:var(--soft);max-width:60ch;margin:0 0 18px}
.pill{display:inline-block;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:14px;color:var(--soft);margin:0 6px 6px 0}
.grid{display:grid;grid-template-columns:1fr;gap:16px;margin:24px 0}
@media (min-width:720px){.grid{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}
.card h2{font-size:21px;margin:0 0 8px}
.card ul{padding-left:20px;margin:8px 0}
.doc{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px clamp(18px,4vw,48px);margin:16px 0 32px}
.doc .inner{max-width:70ch}
.doc h1{font-size:clamp(28px,4vw,38px)}
.doc h2{font-size:21px;margin:28px 0 6px}
.updated{color:var(--soft);font-size:15px}
table.sample{border-collapse:collapse;margin:12px 0;font-size:15px}
table.sample td,table.sample th{border:1px solid var(--line);padding:4px 10px;text-align:left}
footer{padding:8px 0 40px;font-size:15px;color:var(--soft);display:flex;gap:18px;flex-wrap:wrap;justify-content:space-between}
footer nav{display:flex;gap:18px;flex-wrap:wrap}footer a{color:var(--soft)}
.shot{width:100%;height:auto;border-radius:12px;border:1px solid var(--line);display:block}
.tablewrap{overflow-x:auto;margin:12px 0}
.tablewrap table{border-collapse:collapse;font-size:15px;min-width:560px;width:100%}
.tablewrap th,.tablewrap td{border:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top;background:var(--card)}
.tablewrap th{font-weight:600}
.code{font-family:Consolas,Menlo,monospace;font-size:13px;overflow-wrap:anywhere;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:8px 10px}
.doc h3{font-size:17px;margin:18px 0 6px}