/* SilaGo public site — placeholder brand pages + legal.
   Brand: bright blue #3B82F6 "Sila" + deep jade #00875A "Go" (locked 2026-06-03). */

:root {
  --blue: #3B82F6;
  --jade: #00875A;
  --ink: #111827;
  --muted: #6B7280;
  --line: #E5E7EB;
  --bg: #FFFFFF;
  --bg-soft: #F9FAFB;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site {
  padding: 28px 0 0;
}

.lockup { display: inline-flex; align-items: center; text-decoration: none; }
.lockup svg { height: 44px; width: auto; display: block; }

main { padding: 48px 0 64px; }

h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 32px 0 8px;
}

p { margin: 0 0 14px; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

ul { margin: 0 0 14px; padding-left: 22px; }
li { margin-bottom: 6px; }

.tagline {
  font-size: 1.15rem;
  color: var(--muted);
  margin-bottom: 28px;
}

.soon {
  display: inline-block;
  background: #ECFDF5;
  color: var(--jade);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 28px;
}

.card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 14px 0;
}

/* Faithful mock of in-app UI (sms-optin evidence page) */
.mock {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 10px 0 4px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.mock label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 6px; }
.mock .field {
  border: 1px solid #D1D5DB;
  border-radius: 10px;
  padding: 10px 12px;
  color: #9CA3AF;
  font-size: 0.95rem;
}
.mock .caption { font-size: 0.75rem; color: var(--muted); margin: 6px 0 0; }
.mock .row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.mock .row-title { font-weight: 600; font-size: 0.95rem; margin: 0; }
.mock .row-desc { font-size: 0.8rem; color: var(--muted); margin: 2px 0 0; }
.toggle {
  width: 44px; height: 26px; border-radius: 999px;
  background: var(--jade);
  position: relative; flex-shrink: 0;
}
.toggle::after {
  content: ""; position: absolute; top: 3px; right: 3px;
  width: 20px; height: 20px; border-radius: 50%; background: #fff;
}

footer.site {
  border-top: 1px solid var(--line);
  padding: 22px 0 40px;
  font-size: 0.875rem;
  color: var(--muted);
}
footer.site nav { margin-bottom: 6px; }
footer.site nav a { margin-right: 18px; color: var(--muted); }