:root {
  --ink: #11131c;
  --ink-soft: #1a1e2a;
  --paper: #f6f5f2;
  --line: #e2ddd2;
  --blue: #3fb6ff;
  --text-dark: #eceae4;
  --text-dark-dim: #9c9a95;
  --text-light: #191c24;
  --text-light-dim: #6a675f;
  --font-head: "Sora", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --paper: #16181f; --line: #2a2d36; --text-light: #eceae4; --text-light-dim: #9c9a95; }
}
:root[data-theme="dark"] { --paper: #16181f; --line: #2a2d36; --text-light: #eceae4; --text-light-dim: #9c9a95; }

* { box-sizing: border-box; }
html { scroll-padding-top: env(safe-area-inset-top, 0px); }
body { margin: 0; background: var(--paper); color: var(--text-light); font-family: var(--font-body); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 28px; }

header {
  position: sticky; top: 0; z-index: 10;
  padding: 18px 0; padding-top: calc(18px + env(safe-area-inset-top, 0px));
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header .wrap { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 9px; text-decoration: none; }
.logo svg { width: 26px; height: 26px; }
.logo span { font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
header nav { display: flex; gap: 22px; }
header nav a { text-decoration: none; font-size: 0.86rem; color: var(--text-light-dim); }
header nav a:hover { color: var(--blue); }

/* ---- Home ---- */
.eyebrow {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--blue); margin: 0 0 16px;
}
.hero { padding: 84px 0 70px; }
h1 {
  font-family: var(--font-head); font-weight: 700; font-size: clamp(2rem, 5vw, 2.9rem);
  line-height: 1.14; letter-spacing: -0.02em; margin: 0; max-width: 15ch;
}
.hero p.lede { font-size: 1.08rem; line-height: 1.6; color: var(--text-light-dim); max-width: 50ch; margin: 20px 0 0; }

.flagship { background: var(--ink); color: var(--text-dark); padding: 56px 0; margin: 70px 0 0; }
.flagship .card { display: grid; gap: 22px; grid-template-columns: 1fr; align-items: start; }
.flagship .eyebrow { color: var(--blue); }
.flagship h2 { font-family: var(--font-head); font-weight: 700; font-size: 1.9rem; margin: 0 0 12px; letter-spacing: -0.01em; }
.flagship p { color: var(--text-dark-dim); line-height: 1.6; max-width: 54ch; margin: 0 0 26px; font-size: 0.98rem; }
.flagship a.cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue); color: var(--ink); text-decoration: none; font-weight: 600;
  font-size: 0.92rem; padding: 12px 22px; border-radius: 100px;
}

.expertise { padding: 70px 0 90px; }
.expertise h2 { font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; margin: 0 0 30px; }
.exp-grid { display: grid; gap: 26px; grid-template-columns: 1fr 1fr; }
.exp-item { border-top: 1px solid var(--line); padding-top: 16px; }
.exp-item .n { font-family: var(--font-mono); font-size: 0.78rem; color: var(--blue); }
.exp-item h3 { margin: 8px 0 6px; font-size: 1rem; font-weight: 600; }
.exp-item p { margin: 0; color: var(--text-light-dim); font-size: 0.9rem; line-height: 1.55; }

/* ---- Legal pages ---- */
.legal { padding: 70px 0 90px; }
.legal .back { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-light-dim); text-decoration: none; display: inline-block; margin-bottom: 30px; }
.legal .back:hover { color: var(--blue); }
.legal h1 { font-family: var(--font-head); font-size: 1.9rem; margin: 0 0 6px; max-width: none; }
.legal .updated { font-family: var(--font-mono); font-size: 0.76rem; color: var(--text-light-dim); margin: 0 0 40px; }
.legal h2 { font-family: var(--font-head); font-size: 1.05rem; margin: 34px 0 10px; }
.legal p, .legal li { line-height: 1.65; color: var(--text-light-dim); font-size: 0.95rem; }
.legal ul { padding-left: 20px; }

footer { border-top: 1px solid var(--line); padding: 26px 0; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; align-items: center; }
footer p { margin: 0; font-size: 0.8rem; color: var(--text-light-dim); }
footer .flinks { display: flex; gap: 18px; }
footer .flinks a { font-size: 0.8rem; text-decoration: none; color: var(--text-light-dim); }
footer .flinks a:hover { color: var(--blue); }

@media (max-width: 560px) {
  .exp-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 50px; }
  .flagship, .legal, .expertise { padding-top: 48px; padding-bottom: 56px; }
}