:root{
  --orange:#F8642B; --ink:#1A1917; --ink-2:#5D6C7B;
  --cream:#F8F6F1; --cream-2:#F4F2EE; --white:#FFFFFF; --yellow-2:#FFAD28;
  --radius:22px; --maxw:840px; --shadow-sm:0 10px 30px -18px rgba(26,25,23,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Source Sans 3",system-ui,sans-serif;color:var(--ink);background:var(--cream);line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:"Parkinsans",sans-serif;font-weight:600;line-height:1.15;letter-spacing:-.02em}
a{color:var(--orange);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Header */
header{position:sticky;top:0;z-index:60;background:rgba(248,246,241,.85);backdrop-filter:blur(12px);border-bottom:1px solid rgba(26,25,23,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px;max-width:1100px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:9px;font-family:"Parkinsans";font-weight:700;font-size:24px;letter-spacing:-.03em;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand img{width:32px;height:32px}
.brand .j{color:var(--orange)}
.nav-right{display:flex;align-items:center;gap:14px}
.back{font-family:"Parkinsans";font-weight:600;font-size:14px;color:var(--ink);opacity:.8}
.lang{display:flex;gap:2px;background:var(--white);border:1px solid rgba(26,25,23,.1);border-radius:100px;padding:4px}
.lang button{border:none;background:transparent;font-family:"Parkinsans";font-weight:600;font-size:13px;padding:5px 11px;border-radius:100px;cursor:pointer;color:var(--ink-2);transition:.15s}
.lang button.on{background:var(--orange);color:#fff}

/* Doc */
.doc{padding:60px 0 90px}
.doc .eyebrow{font-family:"Caveat Brush";color:var(--orange);font-size:26px;line-height:1}
.doc h1{font-size:clamp(30px,5vw,44px);margin:8px 0 10px}
.doc .updated{color:var(--ink-2);font-size:15px;margin-bottom:8px}
.doc-card{background:var(--white);border:1px solid rgba(26,25,23,.06);border-radius:var(--radius);padding:40px clamp(24px,5vw,52px);margin-top:30px;box-shadow:var(--shadow-sm)}
.doc-card h2{font-size:23px;margin:34px 0 12px;padding-top:6px}
.doc-card h2:first-child{margin-top:0}
.doc-card h3{font-size:18px;margin:22px 0 8px}
.doc-card p{margin-bottom:14px;color:#2b2a28}
.doc-card ul,.doc-card ol{margin:0 0 16px 22px}
.doc-card li{margin-bottom:8px;color:#2b2a28}
.doc-card strong{color:var(--ink)}
.callout{background:var(--cream);border:1px solid rgba(248,100,43,.2);border-left:3px solid var(--orange);border-radius:12px;padding:16px 20px;margin:18px 0;font-size:15px}
.idbox{background:var(--cream);border-radius:14px;padding:20px 24px;margin:16px 0;line-height:1.9}
.idbox b{font-family:"Parkinsans"}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.toc a{font-size:14px;font-weight:600;background:var(--white);border:1px solid rgba(26,25,23,.1);color:var(--ink);padding:6px 13px;border-radius:100px}
.toc a:hover{text-decoration:none;border-color:var(--orange);color:var(--orange)}

/* Footer */
footer{background:var(--cream-2);padding:40px 0 30px;border-top:1px solid rgba(26,25,23,.08)}
.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center;color:var(--ink-2);font-size:14px}
.foot .links{display:flex;gap:18px;flex-wrap:wrap}
.foot .links a{color:var(--ink);opacity:.8;font-weight:600}
.foot-info{width:100%;margin-top:18px;padding-top:18px;border-top:1px solid rgba(26,25,23,.1);font-size:13px;color:var(--ink-2);line-height:1.7}

@media(max-width:560px){
  .back{display:none}
  .doc-card{padding:28px 22px}
}