/* Ads OS (ads.perfectdesign.app) — tokens mirrored from seo.perfectdesign.app (Backlink OS)
   so the two apps can merge later without a restyle. Source: live :root sheet. */
:root{
  --ink:#172033;--ink-soft:#5c687d;--ink-faint:#8791a3;
  --paper:#f4f6fa;--panel:#fff;--line:#dfe4ec;--line-soft:#edf0f5;
  --nav:#0c1222;--nav-soft:#131b2f;
  --brand:#5b5bd6;--brand-strong:#4848bd;--brand-soft:#efefff;
  --coral:#eb6755;--coral-soft:#fff0ed;--teal:#168978;--teal-soft:#e7f6f2;
  --gold:#b97918;--gold-soft:#fff6df;--blue:#3978c5;--blue-soft:#edf4ff;
  --violet:#7257c5;--violet-soft:#f2edff;--danger:#c04455;--danger-soft:#fff0f2;
  --shadow:0 1px 2px #1018280a,0 10px 28px #1018280d;
  --shadow-raised:0 18px 48px #0f172a21;
  --radius:14px;
  --font-sans:"Manrope","Manrope Fallback",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono","IBM Plex Mono Fallback",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:radial-gradient(circle at 78% -10%,#5b5bd612,transparent 28rem),var(--paper);
  color:var(--ink);font-family:var(--font-sans);font-size:15px;line-height:1.6}
a{color:var(--brand-strong)}
.wrap{max-width:900px;margin:0 auto;padding:0 22px}

/* header */
header{position:sticky;top:0;z-index:5;background:#ffffffd9;backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line-soft)}
header .wrap{display:flex;justify-content:space-between;align-items:center;height:60px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(145deg,#7676ed,#4d4dc8);
  border:1px solid #ffffff2b;box-shadow:0 8px 20px #20207961;display:grid;place-items:center;color:#fff;
  font:700 12px/1 var(--font-mono);letter-spacing:.02em}
.brand-copy{display:grid;gap:1px}
.brand-copy b{font-size:14px;letter-spacing:-.01em}
.brand-copy span{font:500 10px/1 var(--font-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--ink-faint)}
nav{display:flex;gap:6px}
nav a{color:var(--ink-soft);text-decoration:none;font-size:13px;font-weight:600;padding:8px 11px;border-radius:9px}
nav a:hover,nav a[aria-current]{background:var(--brand-soft);color:var(--brand-strong)}

/* hero */
.hero{padding:56px 0 24px}
.eyebrow{font:600 11px/1 var(--font-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--brand-strong);
  display:inline-flex;gap:8px;align-items:center}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand)}
h1{font-size:clamp(1.9rem,4vw,2.6rem);line-height:1.12;letter-spacing:-.02em;margin:.5em 0 .35em;font-weight:800}
.lead{font-size:1.08rem;color:var(--ink-soft);max-width:62ch;margin:0}
h2{font-size:1.05rem;letter-spacing:-.01em;margin:0 0 12px;font-weight:800}
h2 .k{font:600 10px/1 var(--font-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--ink-faint);
  display:block;margin-bottom:8px}

/* panels */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:22px 24px;margin:16px 0}
.panel-hero{background:radial-gradient(circle at top right,#2068ff1a,transparent 44%),var(--panel);border-radius:18px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
ul.clean{margin:0;padding:0;list-style:none;display:grid;gap:10px}
ul.clean li{display:grid;grid-template-columns:20px 1fr;gap:10px;align-items:start}
ul.clean li::before{content:"";width:8px;height:8px;margin-top:8px;border-radius:50%;background:var(--teal);justify-self:center}
.kv{width:100%;border-collapse:collapse;font-size:14px}
.kv th{width:36%;text-align:left;vertical-align:top;color:var(--ink-faint);font:600 11px/1.5 var(--font-mono);
  letter-spacing:.06em;text-transform:uppercase;padding:11px 8px 11px 0;border-bottom:1px solid var(--line-soft)}
.kv td{padding:11px 0;border-bottom:1px solid var(--line-soft);vertical-align:top}
.kv tr:last-child th,.kv tr:last-child td{border-bottom:0}
.chip{display:inline-block;font:600 11px/1 var(--font-mono);letter-spacing:.04em;padding:6px 9px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-strong);border:1px solid #5b5bd626;margin:2px 4px 2px 0}
.chip.teal{background:var(--teal-soft);color:var(--teal);border-color:#16897826}
.chip.gold{background:var(--gold-soft);color:var(--gold);border-color:#b9791826}
.button{display:inline-flex;align-items:center;gap:8px;min-height:36px;padding:9px 14px;border-radius:9px;
  font-weight:700;font-size:13px;text-decoration:none;border:1px solid var(--line);background:#fff;color:var(--ink);
  box-shadow:0 1px 2px #10182808}
.button-primary{background:linear-gradient(135deg,var(--brand),var(--brand-strong));color:#fff;border-color:#2828802e;
  box-shadow:0 4px 12px #4848bd24}
.note{font-size:13px;color:var(--ink-soft)}
.mono{font-family:var(--font-mono);font-size:12.5px}
footer{color:var(--ink-faint);font-size:12.5px;padding:36px 22px 44px;text-align:center}
footer .mono{color:var(--ink-faint)}

/* prose (privacy) */
.prose h2{margin-top:30px}
.prose p,.prose li{color:var(--ink);font-size:15px}
.prose strong{font-weight:700}
.meta{color:var(--ink-faint);font:500 12px/1.6 var(--font-mono);letter-spacing:.02em}
@media (max-width:640px){header .wrap{height:auto;padding:12px 16px;flex-wrap:wrap;gap:8px}.hero{padding-top:36px}.wrap{padding:0 16px}}