:root {
  --bg: #f7f6f2;
  --surface: #ffffff;
  --ink: #16181d;
  --muted: #5b6070;
  --line: #e3e1da;
  --accent: #3b4cca;
  --accent-soft: #e9ebfb;
  --radius: 14px;
  --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #171a21;
    --ink: #eceef3;
    --muted: #9aa0b0;
    --line: #262a35;
    --accent: #8b97ff;
    --accent-soft: #1d2140;
  }
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
header.site {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--ink); letter-spacing: .02em; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; }
nav.main { display: flex; gap: 22px; font-size: .95rem; }
nav.main a { color: var(--muted); }
nav.main a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 640px) { nav.main { gap: 14px; font-size: .88rem; } nav.main .hide-sm { display: none; } }

/* Hero */
.hero { padding: 96px 0 72px; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft); padding: 6px 12px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(2.2rem, 5.5vw, 3.6rem); line-height: 1.1; letter-spacing: -.02em; max-width: 18ch; }
.hero p.lead { margin-top: 22px; font-size: 1.2rem; color: var(--muted); max-width: 58ch; }
.cta { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 600; font-size: .98rem;
  background: var(--accent); color: #fff; border: 1px solid var(--accent);
}
.btn:hover { text-decoration: none; opacity: .92; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }

/* Sections */
section { padding: 72px 0; border-top: 1px solid var(--line); }
section h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); letter-spacing: -.01em; margin-bottom: 14px; }
section .intro { color: var(--muted); max-width: 62ch; margin-bottom: 36px; }
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
}
.card h3 { font-size: 1.08rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: .97rem; }
.card .ico { font-size: 1.5rem; margin-bottom: 12px; }

/* Identity table */
dl.ident { display: grid; grid-template-columns: max-content 1fr; gap: 10px 28px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
dl.ident dt { color: var(--muted); font-size: .93rem; }
dl.ident dd { font-weight: 500; }
@media (max-width: 560px) { dl.ident { grid-template-columns: 1fr; gap: 2px; } dl.ident dd { margin-bottom: 12px; } }

/* Legal pages */
main.doc { padding: 64px 0 80px; }
main.doc .wrap { max-width: 780px; }
main.doc h1 { font-size: 2.2rem; letter-spacing: -.01em; margin-bottom: 8px; }
main.doc .updated { color: var(--muted); font-size: .92rem; margin-bottom: 40px; }
main.doc h2 { font-size: 1.3rem; margin: 36px 0 10px; }
main.doc p, main.doc li { margin-bottom: 10px; }
main.doc ul { padding-left: 22px; }

/* Footer */
footer.site { border-top: 1px solid var(--line); padding: 40px 0; color: var(--muted); font-size: .9rem; }
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; }
footer.site nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer.site a { color: var(--muted); }