:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface-2: #1a1a24;
  --border: #1e1e2e;
  --fg: #d4d4d8;
  --fg-muted: #71717a;
  --accent: #4ade80;
  --accent-dim: #166534;
  --terminal-bg: #060609;
  --terminal-green: #4ade80;
  --terminal-dim: #22543d;
  --red: #f87171;
  --yellow: #fbbf24;
  --green: #4ade80;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
  --font-sans: 'IBM Plex Sans', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* NAV */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 40px;
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.nav-logo .accent { color: var(--accent); }
.nav-tagline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 40px 80px;
}
.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 24px;
  opacity: 0.8;
}
.hero-headline {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-primary {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 12px 24px;
  background: var(--accent);
  color: #000;
  text-decoration: none;
  border-radius: 4px;
  letter-spacing: 0.02em;
  transition: opacity 0.2s;
  display: inline-block;
}
.btn-primary:hover { opacity: 0.85; }
.btn-ghost {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 12px 24px;
  background: transparent;
  color: var(--fg);
  text-decoration: none;
  border-radius: 4px;
  border: 1px solid var(--border);
  letter-spacing: 0.02em;
  transition: border-color 0.2s;
  display: inline-block;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* TERMINAL */
.terminal-window {
  background: var(--terminal-bg);
  border: 1px solid var(--terminal-dim);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(74,222,128,0.08), 0 20px 40px rgba(0,0,0,0.5);
}
.terminal-bar {
  background: var(--surface-2);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--terminal-dim);
}
.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.dot-red { background: #ef4444; }
.dot-yellow { background: #eab308; }
.dot-green { background: #22c55e; }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-muted);
  margin-left: 8px;
}
.terminal-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tp-row {
  display: flex;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
}
.tp-key { color: var(--fg-muted); min-width: 100px; }
.tp-val { color: var(--terminal-green); }
.status-ok { color: var(--green); }
.tp-divider {
  height: 1px;
  background: var(--terminal-dim);
  margin: 8px 0;
}

.hero-badge {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
}
.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* CATALOGUE */
.catalogue {
  padding: 100px 40px;
  border-top: 1px solid var(--border);
}
.catalogue-header {
  max-width: 1200px;
  margin: 0 auto 64px;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 20px;
}
.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.catalogue-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.cat-card {
  background: var(--surface);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background 0.2s;
}
.cat-card:hover { background: var(--surface-2); }
.cat-card-wide { grid-column: span 2; }
.cat-icon { color: var(--accent); }
.cat-name {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
}
.cat-desc {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
  flex: 1;
}
.cat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--fg-muted);
  background: var(--bg);
}

/* PHILOSOPHY */
.philosophy {
  padding: 100px 40px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.philosophy-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.philosophy-quote {
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  font-style: italic;
  color: var(--fg);
  line-height: 1.5;
  margin: 32px 0 28px;
  max-width: 800px;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
}
.philosophy-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 680px;
  margin-bottom: 20px;
}
.philosophy-stats {
  display: flex;
  gap: 48px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-val {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* CLOSING */
.closing {
  padding: 120px 40px;
  border-top: 1px solid var(--border);
}
.closing-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.closing-headline {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}
.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 44px;
}
.closing-cta { display: flex; }

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 40px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--fg);
}
.footer-logo .accent { color: var(--accent); }
.footer-desc {
  font-size: 0.875rem;
  color: var(--fg-muted);
  margin-top: 8px;
}
.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
  border-top: 1px solid var(--border);
  padding-top: 28px;
  font-style: italic;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .catalogue-grid { grid-template-columns: 1fr 1fr; }
  .cat-card-wide { grid-column: span 1; }
  .philosophy-stats { gap: 28px; }
  .nav { padding: 14px 20px; }
  .hero { padding: 100px 20px 60px; }
  .catalogue { padding: 60px 20px; }
  .philosophy { padding: 60px 20px; }
  .closing { padding: 80px 20px; }
}
@media (max-width: 600px) {
  .catalogue-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 1.8rem; }
  .philosophy-stats { gap: 20px; }
}