/* ChatVeil website — Deep Green. System fonts only: no third-party requests. */
:root {
  --bg: #07140F;
  --bg-2: #0B1D16;
  --surface: #0F221B;
  --surface-2: #143027;
  --line: #1F3A30;
  --text: #EAF5EF;
  --muted: #9DB5AA;
  --faint: #6B857A;
  --accent: #34E0A1;
  --accent-2: #0B9A63;
  --grad: linear-gradient(135deg, #34E0A1, #0B9A63);
  --on-accent: #03261A;
  --radius: 18px;
  --max: 1160px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.wrap { width: min(var(--max), 100% - 40px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--on-accent); padding: 8px 14px; border-radius: 8px; z-index: 99; font-weight: 700; }
.skip:focus { left: 12px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); background: rgba(7, 20, 15, 0.72); border-bottom: 1px solid rgba(52, 224, 161, 0.08); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.logo img { width: 34px; height: 34px; }
.nav ul { display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; }
.nav ul a { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 600; }
.nav ul a:hover { color: var(--text); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border-radius: 14px; font-weight: 800; font-size: 16px; text-decoration: none; border: 0; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s; }
.btn-primary { background: var(--grad); color: var(--on-accent); box-shadow: 0 10px 30px rgba(52, 224, 161, 0.25); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(52, 224, 161, 0.35); }
.btn-ghost { background: transparent; color: var(--text); border: 1.5px solid var(--line); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-sm { padding: 9px 16px; font-size: 14px; border-radius: 11px; }
.btn svg { width: 20px; height: 20px; }

/* Sections */
section { padding: 96px 0; }
.eyebrow { display: inline-block; color: var(--accent); font-weight: 800; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 14px; }
h1, h2, h3 { letter-spacing: -0.025em; line-height: 1.1; margin: 0; }
h2 { font-size: clamp(32px, 4.4vw, 48px); font-weight: 850; }
.lead { color: var(--muted); font-size: clamp(17px, 1.6vw, 20px); max-width: 660px; margin: 18px 0 0; }
.center { text-align: center; }
.center .lead { margin-inline: auto; }
.accent { color: var(--accent); }

/* Footer */
footer.site { border-top: 1px solid var(--line); padding: 48px 0 40px; color: var(--faint); font-size: 14px; }
footer.site .cols { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 28px; }
footer.site nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer.site nav a { color: var(--muted); text-decoration: none; font-weight: 600; }
footer.site nav a:hover { color: var(--text); }
footer.site .disc { margin-top: 26px; max-width: 760px; line-height: 1.55; }

@media (max-width: 820px) {
  .nav ul { display: none; }
  section { padding: 68px 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}