/* site.css — shared styles across all CapForge site pages.
   Consumes variables from tokens.css. */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--cf-font-ui);
  color: var(--cf-ink);
  background: var(--cf-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

/* ── Floating nav (transparent → solid on scroll) ────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 40px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  transition: background 250ms var(--cf-ease-out), backdrop-filter 250ms, border-color 250ms;
  border-bottom: 1px solid transparent;
}
.nav.solid {
  background: rgba(246, 244, 239, 0.82);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--cf-line);
}
.nav .brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
  color: var(--cf-ink);
}
.nav .brand svg { display: block; }
.nav .brand .brand-logo {
  display: block;
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 7px;
}
.nav .brand .word {
  font-weight: 800; font-size: 18px; letter-spacing: -0.03em;
  line-height: 1;
}
.nav .brand .word .forge { color: var(--cf-orange); }
.nav ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: 28px; justify-content: center;
}
.nav ul a {
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  color: var(--cf-ink-soft);
  transition: color var(--cf-dur-fast);
}
.nav ul a:hover, .nav ul a.active { color: var(--cf-orange); }
.nav .cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--cf-ink);
  color: #fff;
  text-decoration: none;
  font-size: 13px; font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--cf-radius-pill);
  transition: background var(--cf-dur-fast), transform var(--cf-dur-fast);
}
.nav .cta:hover { background: var(--cf-orange); }
.nav .cta:active { transform: translateY(1px); }

/* ── Shared section primitives ────────────────────────────── */
.section {
  padding: 120px 40px;
  max-width: 1200px;
  margin: 0 auto;
}
.section-narrow {
  padding: 120px 40px;
  max-width: 880px;
  margin: 0 auto;
}
.kicker {
  font-family: var(--cf-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cf-ink-mute);
  margin-bottom: 14px;
}
h1.display {
  font-family: var(--cf-font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(56px, 9vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin: 0 0 28px;
  color: var(--cf-ink);
  text-wrap: balance;
}
h1.display em { color: var(--cf-orange); }
h2.section-title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0 0 18px;
  text-wrap: balance;
}
p.lead {
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.55;
  color: var(--cf-ink-soft);
  max-width: 56ch;
  margin: 0 0 28px;
  text-wrap: pretty;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  padding: 60px 40px 40px;
  border-top: 1px solid var(--cf-line);
  background: var(--cf-paper);
}
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
.footer h4 {
  font-family: var(--cf-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cf-ink-mute);
  font-weight: 600;
  margin: 0 0 14px;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin-bottom: 8px; }
.footer ul a {
  color: var(--cf-ink-soft);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--cf-dur-fast);
}
.footer ul a:hover { color: var(--cf-orange); }
.footer .colophon {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--cf-line);
  font-family: var(--cf-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cf-ink-mute);
  display: flex;
  justify-content: space-between;
  max-width: 1200px; margin-left: auto; margin-right: auto;
}
.footer .brand-line {
  display: flex; align-items: center; gap: 12px;
}
.footer .brand-line .brand-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 7px;
}
.footer .brand-line .word {
  font-weight: 800; font-size: 20px; letter-spacing: -0.03em;
}
.footer .brand-line .word .forge { color: var(--cf-orange); }
.footer .tagline {
  color: var(--cf-ink-soft);
  font-size: 14px;
  margin-top: 14px;
  max-width: 36ch;
  line-height: 1.5;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--cf-font-ui);
  font-weight: 600; font-size: 15px;
  padding: 14px 24px;
  border-radius: var(--cf-radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--cf-dur-fast), transform var(--cf-dur-fast), box-shadow var(--cf-dur-fast);
  letter-spacing: -0.005em;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--cf-ink);
  color: #fff;
}
.btn-primary:hover { background: var(--cf-orange); }
.btn-orange {
  background: var(--cf-orange);
  color: #fff;
  box-shadow: 0 1px 2px rgba(15,15,14,0.15);
}
.btn-orange:hover { background: var(--cf-orange-hi); }
.btn-secondary {
  background: transparent;
  color: var(--cf-ink);
  border-color: var(--cf-line-hard);
}
.btn-secondary:hover { background: var(--cf-paper-alt); }
.btn-lg { padding: 18px 32px; font-size: 16px; }

/* ── Cards ─────────────────────────────────────────────────── */
.card {
  background: #fff;
  border: 1px solid var(--cf-line);
  border-radius: var(--cf-radius-lg);
  padding: 28px;
  box-shadow: 0 1px 2px rgba(15,15,14,0.04);
}
.card h3 {
  font-size: 20px; font-weight: 700; letter-spacing: -0.015em;
  margin: 0 0 8px;
}
.card p {
  font-size: 14px; line-height: 1.55;
  color: var(--cf-ink-soft);
  margin: 0;
}