/* ═══════════════════════════════════════════════════════════════
   zero-lab.ai — Surgical Precision
   Est. 2026 · Cipher Circle
   ═══════════════════════════════════════════════════════════════ */

/* ── Glitch Pixelated ──────────────────────────────────────── */

@font-face {
  font-family: 'Glitch Pixelated';
  src: url('fonts/glitch-regular-webfont.woff2') format('woff2'),
       url('fonts/glitch-regular-webfont.woff') format('woff');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ── Reset & Base ──────────────────────────────────────────── */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Base */
  --bg-primary: #FAFAFA;
  --bg-secondary: #FFFFFF;
  --bg-subtle: #F5F5F5;
  --text-primary: #111111;
  --text-secondary: #555555;
  --text-tertiary: #999999;
  --border: #E5E5E5;
  --border-subtle: #F0F0F0;

  /* Skittles Rainbow */
  --accent-red: #E5484D;
  --accent-blue: #3B82F6;
  --accent-green: #30A46C;
  --accent-purple: #8B5CF6;
  --accent-orange: #F97316;
  --accent-yellow: #EAB308;
  --accent-cyan: #06B6D4;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 32px;
  --space-xl: 64px;
  --space-2xl: 128px;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Glitch Pixelated', monospace;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Layout ────────────────────────────────────────────────── */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

section {
  padding: var(--space-2xl) 0;
}

section + section {
  border-top: 1px solid var(--border-subtle);
}

/* ── Typography ────────────────────────────────────────────── */

h1, h2, h3, h4 {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 48px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 36px;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 22px;
}

p {
  max-width: 640px;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: opacity 0.15s;
}

a:hover {
  opacity: 0.8;
}

.section-label {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-md);
}

.subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.5;
  max-width: 560px;
}

/* ── Navigation ────────────────────────────────────────────── */

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-logo-img {
  height: 28px;
  width: auto;
}

.nav-logo .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-blue);
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-links a:hover {
  color: var(--text-primary);
}

/* ── Hero ──────────────────────────────────────────────────── */

.hero {
  padding: var(--space-2xl) 0;
  border-top: none;
}

.hero h1 {
  margin-bottom: var(--space-lg);
}

.hero .subtitle {
  margin-bottom: var(--space-xl);
}

/* ── Dot System ────────────────────────────────────────────── */

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.dot-red { background: var(--accent-red); }
.dot-blue { background: var(--accent-blue); }
.dot-green { background: var(--accent-green); }
.dot-purple { background: var(--accent-purple); }
.dot-orange { background: var(--accent-orange); }
.dot-yellow { background: var(--accent-yellow); }
.dot-cyan { background: var(--accent-cyan); }

/* ── Domain Grid ───────────────────────────────────────────── */

.domain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.domain-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-lg);
  transition: border-color 0.15s;
}

.domain-card:hover {
  border-color: var(--text-tertiary);
}

.domain-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.domain-card h3 {
  font-size: 16px;
  font-weight: 600;
}

.domain-card p {
  font-size: 14px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* ── Capabilities ──────────────────────────────────────────── */

.capabilities {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.capability {
  border-left: 2px solid var(--border);
  padding-left: var(--space-lg);
}

.capability.accent-red { border-left-color: var(--accent-red); }
.capability.accent-blue { border-left-color: var(--accent-blue); }
.capability.accent-purple { border-left-color: var(--accent-purple); }

.capability h3 {
  margin-bottom: var(--space-sm);
}

.capability p {
  font-size: 15px;
  color: var(--text-secondary);
}

/* ── Stats Row ─────────────────────────────────────────────── */

.stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 14px;
  color: var(--text-tertiary);
  margin-top: var(--space-sm);
}

/* ── CTA ───────────────────────────────────────────────────── */

.cta-primary {
  display: inline-block;
  background: var(--accent-blue);
  color: #FFFFFF;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 15px;
  font-family: var(--font-body);
  border: none;
  cursor: pointer;
  transition: opacity 0.15s;
  text-decoration: none;
}

.cta-primary:hover {
  opacity: 0.9;
  color: #FFFFFF;
}

.cta-secondary {
  display: inline-block;
  color: var(--text-secondary);
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 15px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s;
  text-decoration: none;
  background: transparent;
  font-family: var(--font-body);
}

.cta-secondary:hover {
  border-color: var(--text-tertiary);
  color: var(--text-primary);
}

.cta-group {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

/* ── Footer ────────────────────────────────────────────────── */

footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-text {
  font-size: 14px;
  color: var(--text-tertiary);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  font-size: 14px;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-links a:hover {
  color: var(--text-primary);
}

/* ── Terminal Block ────────────────────────────────────────── */

.terminal {
  background: #1A1A1A;
  border-radius: 8px;
  padding: var(--space-lg);
  margin-top: var(--space-xl);
  overflow-x: auto;
}

.terminal pre {
  font-family: var(--font-mono);
  font-size: 14px;
  color: #E5E5E5;
  line-height: 1.7;
}

.terminal .prompt {
  color: var(--accent-green);
}

.terminal .comment {
  color: #666666;
}

/* ── Responsive ────────────────────────────────────────────── */

@media (max-width: 768px) {
  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 28px;
  }

  section {
    padding: var(--space-xl) 0;
  }

  .hero {
    padding: var(--space-xl) 0;
  }

  .capabilities {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .domain-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .cta-group {
    flex-direction: column;
  }
}