/* DarkCoders CISO docs — Knighteye brand tokens
 * Pinned brand: matches knighteye.ai master palette + voice (2026-06-12)
 * Wave: Z.368
 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  /* Knighteye primary palette */
  --ke-cyan: #1d9cd7;
  --ke-blue: #1c71b7;
  --ke-mid:  #1571a8;
  --ke-light: #247fbc;
  --ke-deep: #126196;
  --ke-navy: #264892;
  --ke-periwinkle: #8395ff;
  --ke-pale: #e0f7fa;

  /* Dark-mode backgrounds */
  --bg-primary:  #0a0e1a;
  --bg-elevated: #0e1422;
  --bg-surface:  #131a2e;
  --bg-card:     #131a2e;

  /* Text */
  --text-primary:    #ffffff;
  --text-secondary:  #e5e7eb;
  --text-muted:      #9ca3af;
  --text-dim:        #6b7280;

  /* Borders + glow */
  --border-faint:  #1c71b733;
  --border-strong: #1c71b770;
  --glow-cyan: 0 0 18px rgba(29,156,215,0.72);
  --glow-blue: 0 0 24px rgba(28,113,183,0.55);

  /* Alerts */
  --alert-amber: #f59e0b;
  --alert-red:   #dc2626;
  --alert-green: #10b981;

  --radius: 10px;
  --radius-lg: 14px;
}

* { box-sizing: border-box; }
html { background: var(--bg-primary); }
body {
  margin: 0; padding: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, .display {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin: 0 0 0.6em 0;
}
h1 { font-size: 2.2rem; font-weight: 700; line-height: 1.15; }
h2 { font-size: 1.5rem; font-weight: 600; }
h3 { font-size: 1.2rem; font-weight: 600; }
p  { margin: 0 0 1rem; }
a  { color: var(--ke-cyan); text-decoration: none; transition: color .15s; }
a:hover { color: var(--ke-periwinkle); text-decoration: underline; }
code, pre {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.92rem;
}
code {
  background: var(--bg-surface);
  color: var(--ke-cyan);
  padding: 2px 7px;
  border-radius: 4px;
  border: 1px solid var(--border-faint);
}
pre {
  background: var(--bg-elevated);
  border: 1px solid var(--border-faint);
  border-radius: var(--radius);
  padding: 16px;
  overflow-x: auto;
  line-height: 1.5;
}

/* ===== Top navigation ===== */
.nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 32px;
  background: rgba(14, 20, 34, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-faint);
  position: sticky; top: 0; z-index: 50;
}
.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--ke-cyan);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-shadow: var(--glow-cyan);
}
.nav nav { display: flex; gap: 24px; }
.nav nav a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}
.nav nav a:hover,
.nav nav a.active { color: var(--ke-cyan); }

/* ===== Main container ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 32px 96px;
}

/* ===== Hero ===== */
.hero {
  text-align: left;
  margin-bottom: 64px;
  position: relative;
}
.kicker {
  display: inline-block;
  color: var(--ke-cyan);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 12px;
  padding: 4px 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-faint);
  border-radius: 4px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  background: linear-gradient(135deg, #ffffff 0%, #e0f7fa 60%, #1d9cd7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 720px;
  margin-top: 12px;
}

/* ===== Pillar section ===== */
.pillar { margin: 56px 0; }
.pillar h2 {
  display: flex; align-items: center; gap: 12px;
}
.pillar .icon { font-size: 1.3rem; }
.pillar .count {
  color: var(--text-dim);
  font-size: 0.85rem;
  font-weight: 400;
  margin-left: 8px;
}

/* ===== Service grid ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
.card {
  display: block;
  background: var(--bg-elevated);
  border: 1px solid var(--border-faint);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: transform .12s ease, border-color .15s, box-shadow .15s;
  color: var(--text-secondary);
}
.card:hover {
  text-decoration: none;
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--glow-blue);
}
.card-wave {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  color: var(--ke-cyan);
  letter-spacing: 0.05em;
}
.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
  margin-top: 6px;
}
.card-desc {
  color: var(--text-muted);
  font-size: 0.86rem;
  margin-top: 6px;
  line-height: 1.45;
}

/* ===== Service detail ===== */
.service { margin-top: 16px; }
.back {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--ke-cyan);
  margin-bottom: 24px;
}
.service .meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.meta-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border-faint);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.meta-item span {
  display: block;
  color: var(--text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.meta-item strong, .meta-item code {
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
}
.meta-item code { font-family: 'IBM Plex Mono', monospace; color: var(--ke-cyan); }

/* ===== Footer ===== */
.footer {
  margin-top: 80px;
  padding-top: 32px;
  border-top: 1px solid var(--border-faint);
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.footer p { margin: 6px 0; }
.footer a { color: var(--ke-cyan); }

/* ===== Utility ===== */
.tag {
  display: inline-block;
  background: var(--bg-surface);
  color: var(--ke-cyan);
  padding: 3px 9px;
  font-size: 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--border-faint);
  margin-right: 4px;
}
.cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--ke-cyan), var(--ke-blue));
  color: #fff;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  border: none;
  cursor: pointer;
  box-shadow: var(--glow-cyan);
  transition: transform .12s, box-shadow .15s;
}
.cta:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 0 24px rgba(29, 156, 215, 0.9);
}

/* ===== Mobile ===== */
@media (max-width: 640px) {
  .nav { padding: 14px 16px; flex-direction: column; gap: 12px; }
  .nav nav { gap: 14px; flex-wrap: wrap; }
  .container { padding: 32px 16px 64px; }
  .hero h1 { font-size: 1.9rem; }
}