:root {
  --bg-main: #07090e;
  --bg-surface: #0e131f;
  --bg-surface-elevated: #151c2e;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(0, 240, 255, 0.3);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-cyan: #00f0ff;
  --accent-blue: #3b82f6;
  --accent-violet: #8b5cf6;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
  --shadow-glow: 0 0 35px rgba(0, 240, 255, 0.15);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 240, 255, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(139, 92, 246, 0.06) 0%, transparent 40%);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  display: grid;
  place-items: center;
  color: #000;
  font-weight: 900;
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
}

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

.nav-badge {
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-family: var(--font-mono);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-main);
}

.btn-primary:hover {
  background: #e2e8f0;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.btn-outline:hover {
  border-color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* Layout Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  width: 100%;
}

/* Hero Section */
.hero {
  padding: 4.5rem 1.5rem 3rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 999px;
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 2rem;
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

/* Grid & Cards */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  color: var(--accent-cyan);
}

.card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.55;
}

/* Code Preview Terminal */
.terminal {
  background: #05070b;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 2rem 0;
  font-family: var(--font-mono);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.terminal-header {
  background: #0b0f17;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #334155;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #eab308; }
.dot-green { background: #22c55e; }

.terminal-title {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.terminal-tabs {
  display: flex;
  gap: 0.5rem;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  cursor: pointer;
}

.tab-btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.terminal-body {
  padding: 1.25rem;
  font-size: 0.88rem;
  line-height: 1.6;
  overflow-x: auto;
  color: #e2e8f0;
}

.terminal-body pre {
  margin: 0;
  white-space: pre;
}

/* Status Indicators */
.pulse-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Metrics Section */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  padding: 2.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  margin: 3rem 0;
  text-align: center;
}

.metric-val {
  font-size: 2.4rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  letter-spacing: -0.02em;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.3rem;
}

/* Docs & Blog Layout */
.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 3rem;
}

.docs-sidebar {
  position: sticky;
  top: 5rem;
  height: calc(100vh - 6rem);
  overflow-y: auto;
}

.docs-menu {
  list-style: none;
}

.docs-menu-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 700;
  margin: 1.25rem 0 0.5rem;
}

.docs-menu a {
  display: block;
  padding: 0.4rem 0.6rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

.docs-menu a:hover, .docs-menu a.active {
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.06);
}

.prose {
  color: #cbd5e1;
  font-size: 1rem;
  line-height: 1.75;
}

.prose h1 { font-size: 2.2rem; color: #fff; margin-bottom: 1rem; letter-spacing: -0.02em; }
.prose h2 { font-size: 1.5rem; color: #fff; margin: 2rem 0 0.75rem; border-bottom: 1px solid var(--border-subtle); padding-bottom: 0.5rem; }
.prose h3 { font-size: 1.2rem; color: #f1f5f9; margin: 1.5rem 0 0.5rem; }
.prose p { margin-bottom: 1.25rem; }
.prose ul, .prose ol { margin-left: 1.5rem; margin-bottom: 1.25rem; }
.prose li { margin-bottom: 0.4rem; }
.prose code {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: var(--accent-cyan);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #05070a;
  padding: 3rem 1.5rem;
  margin-top: auto;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-col h4 {
  color: var(--text-primary);
  font-size: 0.9rem;
  margin-bottom: 0.8rem;
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

@media (max-width: 860px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
  .nav-links { display: none; }
  .grid-2 { grid-template-columns: 1fr; }
}