:root{
  --bg:#fafaf7; --card:#ffffff;
  --border:rgba(0,0,0,.10); --border-soft:rgba(0,0,0,.06);
  --text:#111113; --dim:#55555c; --dim-2:#8a8a90;
  --blue:#0a6cff; --pink:#f06fbe; --pink-soft:#fdeef8;
  --mono:"SF Mono",ui-monospace,Menlo,Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background-color:var(--bg);
  background-image:
    linear-gradient(rgba(0,0,0,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,0,0,.022) 1px,transparent 1px);
  background-size:44px 44px;
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Inter,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.5;
}
::selection{background:var(--pink);color:#fff}
a{color:inherit;text-decoration:none}
.wrap{max-width:760px;margin:0 auto;padding:0 24px}

nav{
  position:sticky;top:0;z-index:100;
  background:rgba(250,250,247,.86);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border-soft);
}
.nav-inner{max-width:1060px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.02em}
.logo img{width:34px;height:34px;object-fit:contain}
.logo .accent{color:var(--blue)}
.nav-cta{background:var(--blue);color:#fff;font-size:15px;font-weight:600;padding:11px 22px;border-radius:100px;box-shadow:0 8px 22px rgba(10,108,255,.26)}

.doc-head{padding:70px 0 34px;border-bottom:1px solid var(--border-soft);margin-bottom:42px}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--pink);font-weight:600;margin-bottom:18px}
h1{font-size:clamp(34px,5vw,52px);font-weight:800;letter-spacing:-.035em;line-height:1.05}
.updated{font-family:var(--mono);font-size:12.5px;color:var(--dim-2);letter-spacing:.06em;margin-top:18px}

article{padding-bottom:90px}
article h2{font-size:22px;font-weight:700;letter-spacing:-.02em;margin:44px 0 14px}
article h3{font-size:17px;font-weight:700;margin:26px 0 10px}
article p{color:var(--dim);font-size:16px;line-height:1.7;margin-bottom:15px}
article ul,article ol{color:var(--dim);font-size:16px;line-height:1.7;margin:0 0 15px 22px}
article li{margin-bottom:9px}
article strong{color:var(--text);font-weight:600}
article a{color:var(--blue);text-decoration:underline}

.toc{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px 28px;margin-bottom:42px}
.toc h4{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--dim-2);margin-bottom:14px}
.toc a{display:block;color:var(--dim);font-size:15px;margin-bottom:9px}
.toc a:hover{color:var(--text)}

.callout{
  background:var(--pink-soft);border:1px solid rgba(240,111,190,.35);
  border-radius:16px;padding:22px 26px;margin:26px 0;
}
.callout p{color:var(--text);margin-bottom:0;font-size:15.5px}
.callout p+p{margin-top:12px}

.note{
  background:var(--card);border:1px solid var(--border);
  border-radius:16px;padding:22px 26px;margin:26px 0;
}
.note p{margin-bottom:0;font-size:15.5px}

.placeholder{background:#fff3c4;border-bottom:2px solid #e0a800;padding:1px 5px;border-radius:3px;color:#6b4e00;font-weight:600}

footer{border-top:1px solid var(--border-soft);padding:40px 0;text-align:center;font-size:13.5px;color:var(--dim-2)}
footer a{color:var(--dim);margin:0 10px}
footer a:hover{color:var(--text)}