:root{
  --navy:#0E2148;
  --navy-deep:#0A1838;
  --royal:#2A4FA0;
  --signal:#2E6FD6;
  --sky:#5B9BE0;
  --mist:#AFC6EE;
  --paper:#F6F8FC;
  --paper-2:#FFFFFF;
  --ink:#101a30;
  --slate:#5A6678;
  --line:#DCE4F1;
  --ok:#18A06B;
  --warn:#E0A12B;
  --crit:#DE4339;
  --info:#2E6FD6;
  --maxw:1080px;
  --serif:'Space Grotesk',sans-serif;
  --body:'Inter',sans-serif;
  --mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.2;letter-spacing:-.02em;color:var(--navy)}
a{color:var(--signal);text-decoration:none}
a:hover{text-decoration:underline}
/* overflow-wrap:anywhere so long unbreakable strings (redirect URIs, error codes) wrap instead
   of forcing the whole page wider than a phone viewport — see scripts/check_responsive.py */
code,.mono{font-family:var(--mono);font-size:.9em;background:#eef2fa;padding:.1em .4em;border-radius:4px;color:var(--navy);overflow-wrap:anywhere}

/* nav */
.site-nav{background:var(--navy);border-bottom:1px solid rgba(255,255,255,.08);position:sticky;top:0;z-index:10}
.site-nav .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px;flex-wrap:wrap;gap:12px}
.site-nav .brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600;font-size:1.05rem;color:#fff}
.site-nav .brand img{height:28px;width:auto;display:block}
.site-nav ul{list-style:none;display:flex;gap:22px;flex-wrap:wrap}
.site-nav a{font-size:.88rem;color:var(--mist);font-weight:500}
.site-nav a.active,.site-nav a:hover{color:#fff;text-decoration:none}

/* page header */
.page-hero{background:var(--navy);color:#fff;padding:56px 0 48px}
.page-hero .eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--sky)}
.page-hero h1{color:#fff;font-size:clamp(2rem,4.2vw,2.9rem);margin-top:12px}
.page-hero p{color:#c7d3ec;font-size:1.08rem;max-width:60ch;margin-top:14px}

/* content */
main{padding:52px 0 90px}
.section{margin-bottom:48px}
.section h2{font-size:1.5rem;margin-bottom:14px}
.section h3{font-size:1.15rem;margin:22px 0 8px;color:var(--ink)}
.section p{color:var(--slate);margin-bottom:12px;max-width:74ch}
.section ul,.section ol{color:var(--slate);margin:0 0 12px 1.4em}
.section li{margin-bottom:6px}

.card{background:var(--paper-2);border:1px solid var(--line);border-radius:14px;padding:26px 28px;margin-bottom:20px}

.callout{border-left:4px solid var(--signal);background:#eef4fd;border-radius:8px;padding:16px 20px;margin:18px 0;color:var(--ink);font-size:.95rem}
.callout.warn{border-left-color:var(--warn);background:#fdf5e8}
.callout strong{color:var(--navy)}

.screenshot{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;margin:18px 0;box-shadow:0 8px 24px rgba(14,33,72,.08)}
.screenshot.narrow{max-width:720px;margin-left:auto;margin-right:auto}
.screenshot img{display:block;width:100%;height:auto}
.screenshot figcaption{font-family:var(--mono);font-size:.75rem;color:var(--slate);padding:10px 16px;border-top:1px solid var(--line)}

.steps{counter-reset:step;list-style:none;margin-left:0}
.steps li{counter-increment:step;position:relative;padding-left:2.4em;margin-bottom:16px}
.steps li::before{content:counter(step);position:absolute;left:0;top:0;width:1.6em;height:1.6em;border-radius:50%;background:var(--signal);color:#fff;font-family:var(--mono);font-size:.8rem;display:flex;align-items:center;justify-content:center;font-weight:600}

table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.92rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--slate)}

.grid-links{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:8px}
.grid-links a:last-child:nth-child(odd){grid-column:1 / -1}
.grid-links a{display:block;background:var(--paper-2);border:1px solid var(--line);border-radius:12px;padding:20px 22px;color:var(--ink)}
.grid-links a:hover{border-color:var(--signal);text-decoration:none}
.grid-links a .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--signal);display:block;margin-bottom:6px}
.grid-links a strong{font-family:var(--serif);font-size:1.05rem;color:var(--navy);display:block}
.grid-links a p{color:var(--slate);font-size:.88rem;margin-top:6px}

.site-footer{border-top:1px solid var(--line);padding:32px 0;color:var(--slate);font-size:.85rem}
.site-footer a{color:var(--slate)}

@media (max-width:700px){
  .site-nav ul{gap:14px}
  .grid-links{grid-template-columns:1fr}
  .page-hero{padding:40px 0 34px}
}