:root {
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --accent: #0e7490;
  --accent-dark: #155e75;
  --coral: #f43f5e;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Manrope', system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.72;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.wrap-wide { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

header.site {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: saturate(180%) blur(8px);
  background: rgba(255,255,255,.86);
}
header.site .row { display:flex; align-items:center; justify-content:space-between; gap:16px; }
header.site .brand {
  display:flex; align-items:center; gap:12px;
  color: var(--text); text-decoration:none;
  font-weight: 800; font-size: 19px; letter-spacing:-0.01em;
}
.brand-mark {
  width:38px; height:38px; border-radius:10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color:#fff; display:inline-flex; align-items:center; justify-content:center;
  font-weight:900; font-size:18px;
}
header.site nav a {
  margin-left: 20px; color: var(--muted); text-decoration:none;
  font-weight:600; font-size:14px;
}
header.site nav a:hover { color: var(--accent); }

.hero {
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  padding: 64px 0 40px;
  border-bottom: 1px solid var(--border);
}
.hero .eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  font-size:11px; font-weight:800; letter-spacing:.18em; text-transform:uppercase;
  color: var(--coral);
  background:#fff0f3; border:1px solid #fecdd3;
  padding:6px 12px; border-radius:999px;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  line-height:1.1;
  margin: 0 0 18px;
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.015em;
}
.hero p.sub { font-size: 19px; color: var(--muted); margin:0; line-height:1.55; }
.hero .meta { margin-top:26px; padding-top:18px; border-top:1px solid var(--border);
  font-size:13px; color: var(--muted); }
.hero .meta strong { color: var(--text); }

.callout {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #ecfeff 0%, #fff 100%);
  border-left: 4px solid var(--accent);
  padding: 20px 24px;
  border-radius: 8px;
  margin: 32px 0;
  font-size: 16px;
}
.callout strong { color: var(--accent-dark); }

main { padding: 40px 0 60px; }
article h2 {
  font-size: clamp(24px, 3.5vw, 30px);
  line-height:1.2;
  margin: 44px 0 14px;
  color: var(--text);
  font-weight:800;
  letter-spacing:-0.005em;
}
article h2:first-child { margin-top:0; }
article h3 { font-size: 20px; margin: 28px 0 10px; color: var(--text); font-weight:700; }
article p { margin: 0 0 18px; }
article ul, article ol { padding-left: 24px; margin: 0 0 22px; }
article li { margin-bottom: 10px; }
article strong { color: var(--text); font-weight: 700; }
article a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
article a:hover { color: var(--accent-dark); }

.about-bio {
  background: var(--bg-soft); border:1px solid var(--border);
  border-radius: 12px; padding: 22px 24px; margin: 42px 0;
  display:flex; gap:18px; align-items:flex-start;
}
.about-bio .avatar {
  flex-shrink:0; width:52px; height:52px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color:#fff; border-radius:50%;
  display:inline-flex; align-items:center; justify-content:center;
  font-weight:800; font-size:18px;
}
.about-bio strong { display:block; color: var(--text); font-size:15px; }
.about-bio p { font-size:14px; color: var(--muted); margin:4px 0 0; line-height:1.5; }

footer.site {
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  padding: 42px 0 36px;
  margin-top: 60px;
  font-size: 14px;
  color: var(--muted);
}
footer.site .row {
  display: grid; grid-template-columns: 1fr; gap:28px;
}
@media (min-width: 700px) {
  footer.site .row { grid-template-columns: 2fr 1fr 1fr; }
}
footer.site h4 { color: var(--text); font-size: 14px; margin:0 0 12px; font-weight:800; }
footer.site a { color: var(--muted); text-decoration:none; }
footer.site a:hover { color: var(--accent); }
footer.site ul { list-style:none; padding:0; margin:0; }
footer.site li { margin-bottom: 6px; }
.foot-disclaimer {
  border-top:1px solid var(--border);
  padding-top:20px; margin-top:24px;
  font-size:12px; color:var(--muted);
  line-height:1.65; max-width: 760px;
}

.breadcrumbs {
  font-size:13px; color: var(--muted);
  padding:14px 0; border-bottom:1px solid var(--border);
  background: var(--bg-soft);
}
.breadcrumbs a { color: var(--muted); text-decoration:none; }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { margin: 0 8px; opacity: .5; }
.breadcrumbs .current { color: var(--text); font-weight: 600; }