/* SEAOBS — corporate site. No external requests; system fonts only. */
:root {
  --ink: #0e1b2a;        /* deep navy — text & header */
  --paper: #fbfaf7;      /* warm off-white background */
  --muted: #5d6b78;      /* secondary text */
  --line: #e4e1d8;       /* hairline borders */
  --accent: #14666b;     /* sea teal — links & accents */
  --wrap: 68rem;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
  font-size: 1.0625rem;
}
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.5rem; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap {
  display: flex; align-items: baseline; justify-content: space-between;
  padding-top: 1.4rem; padding-bottom: 1.4rem; gap: 1rem; flex-wrap: wrap;
}
.brand {
  font-weight: 700; letter-spacing: 0.18em; font-size: 1.05rem;
  color: var(--ink); text-decoration: none;
}
.site-nav { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }

/* Hero */
.hero { padding: 5.5rem 0 4rem; }
.hero h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.6rem);
  line-height: 1.12; letter-spacing: -0.015em; max-width: 21ch;
}
.hero p { margin-top: 1.4rem; max-width: 58ch; font-size: 1.2rem; color: var(--muted); }

/* Sections & cards */
.section { padding: 3.2rem 0; border-top: 1px solid var(--line); }
.section h2 { font-size: 1.5rem; letter-spacing: -0.01em; margin-bottom: 1rem; }
.section p { max-width: 62ch; margin-bottom: 1rem; }
.section p:last-child { margin-bottom: 0; }
.card {
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
  padding: 2rem; max-width: 40rem;
}
.card h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.card p { color: var(--muted); margin-bottom: 1rem; }
.card .cta { color: var(--accent); text-decoration: none; font-weight: 600; }
.card .cta:hover { text-decoration: underline; }
.badge {
  display: inline-block; font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent);
  border: 1px solid currentColor; border-radius: 999px;
  padding: 0.15rem 0.7rem; margin-bottom: 1rem;
}
.feature-list { list-style: none; max-width: 62ch; }
.feature-list li { padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.feature-list li:last-child { border-bottom: 0; }
.feature-list strong { display: block; margin-bottom: 0.2rem; }
.feature-list span { color: var(--muted); }
a { color: var(--accent); }

/* Prose pages (privacy) */
.prose h2 { font-size: 1.25rem; margin: 2rem 0 0.6rem; }
.prose p, .prose ul { max-width: 62ch; margin-bottom: 1rem; }
.prose ul { padding-left: 1.2rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); margin-top: 4rem; }
.site-footer .wrap {
  padding-top: 2rem; padding-bottom: 2.6rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  color: var(--muted); font-size: 0.92rem;
}
.site-footer a { color: var(--muted); }