/* ============================================
   Ternel — shared styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #0A0C0E;
  --bg-1: #0E1216;
  --surface: #12161A;
  --surface-2: #1A2027;
  --border: #232B35;
  --border-soft: #1A2027;
  --text: #E8EBEE;
  --text-dim: #B4BCC6;
  --muted: #7A8593;
  --muted-2: #4A5260;
  --accent: #C6F432;
  --accent-dim: #8FB025;
  --accent-bg: rgba(198, 244, 50, 0.08);
  --danger: #FF6B6B;
  --warn: #F5B946;
  --ok: #6FE38A;

  --sans: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 10px;

  --maxw: 1280px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'ss01', 'cv11';
}

/* subtle grid backdrop */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at 50% 0%, rgba(0,0,0,0.9), rgba(0,0,0,0.2) 70%);
}

a { color: inherit; text-decoration: none; }

::selection { background: var(--accent); color: #0A0C0E; }

.mono { font-family: var(--mono); font-size: 0.82em; letter-spacing: 0.02em; }

/* ========== NAV ========== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 12, 14, 0.78);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 22px; height: 22px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.brand-mark svg { display: block; }
.nav-links {
  display: flex;
  gap: 24px;
  font-size: 13.5px;
  color: var(--text-dim);
  margin-left: 16px;
}
.nav-links a { transition: color .15s ease; }
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--accent); }
.nav-spacer { flex: 1; }
.nav-cta {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all .15s ease;
  white-space: nowrap;
  background: none;
  color: inherit;
}
.btn-primary {
  background: var(--accent);
  color: #0A0C0E;
  font-weight: 600;
}
.btn-primary:hover { background: #D7FF4A; transform: translateY(-1px); box-shadow: 0 8px 24px -8px rgba(198, 244, 50, 0.5); }
.btn-ghost {
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: #364150; background: var(--surface); }
.btn-link { padding: 4px 0; color: var(--text-dim); border-radius: 0; }
.btn-link:hover { color: var(--accent); }
.btn .arrow { transition: transform .15s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ========== LAYOUT ========== */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

.section {
  padding: 96px 0;
  position: relative;
}
.section-tight { padding: 64px 0; }

.eyebrow {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--accent);
  display: inline-block;
}

h1, h2, h3, h4 {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.08;
  margin: 0;
}
h1 { font-size: clamp(40px, 5.6vw, 72px); }
h2 { font-size: clamp(30px, 3.6vw, 44px); }
h3 { font-size: 20px; }
p { margin: 0; }
.lede { font-size: 17px; line-height: 1.55; color: var(--text-dim); max-width: 56ch; }

/* ========== FOOTER ========== */
.footer {
  border-top: 1px solid var(--border-soft);
  padding: 56px 0 32px;
  margin-top: 64px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand { color: var(--text-dim); font-size: 13.5px; max-width: 280px; }
.footer-brand .brand { margin-bottom: 14px; color: var(--text); }
.footer-col h5 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
  font-weight: 500;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 13.5px; color: var(--text-dim); transition: color .15s; }
.footer-col a:hover { color: var(--accent); }

.footer-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--border-soft);
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.footer-addr {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.02em;
  line-height: 1.7;
}

/* ========== UTIL CARDS / SURFACES ========== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.divider {
  height: 1px;
  background: var(--border-soft);
  width: 100%;
}

/* Coordinate tag for corners */
.coord {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted-2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ========== DOCUMENT PAGES (privacy, terms, support) ========== */
.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 80px 28px 64px;
  position: relative;
  z-index: 1;
}
.doc h1 { font-size: 44px; margin-bottom: 8px; }
.doc h2 { font-size: 22px; margin: 48px 0 14px; }
.doc h3 { font-size: 16px; margin: 24px 0 8px; color: var(--text); }
.doc p, .doc li { color: var(--text-dim); font-size: 15px; line-height: 1.7; }
.doc ul { padding-left: 18px; }
.doc li { margin: 6px 0; }
.doc .doc-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-soft);
}
.doc a { color: var(--accent); border-bottom: 1px solid transparent; }
.doc a:hover { border-bottom-color: var(--accent); }
.doc strong { color: var(--text); font-weight: 600; }

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-base { flex-direction: column; gap: 16px; align-items: flex-start; }
  .section { padding: 72px 0; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .container { padding: 0 20px; }
}