:root {
  --bg: #090d16;
  --card-bg: #111827;
  --card-border: #1f2937;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --accent: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --text: #f3f4f6;
  --text-muted: #9ca3af;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: #60a5fa; text-decoration: underline; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* Navigation */
nav {
  border-bottom: 1px solid var(--card-border);
  padding: 1rem 0;
  background: rgba(9, 13, 22, 0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-weight: 800;
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
  text-decoration: none;
}
.logo span { color: var(--primary); }
.badge-live {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  list-style: none;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
}
.nav-links a:hover, .nav-links a.active {
  color: #fff;
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  color: #fff !important;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  display: inline-block;
  transition: background 0.2s;
}
.btn-primary:hover { background: var(--primary-hover); text-decoration: none; }

/* Hero Section */
.hero {
  padding: 4rem 0 3rem;
  text-align: center;
}
.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}
.hero h1 span {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto 2rem;
}

/* Card Styles */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 0.75rem;
  padding: 1.75rem;
  transition: transform 0.2s, border-color 0.2s;
}
.card:hover {
  border-color: #374151;
}

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }

/* Prose / Content */
.prose {
  line-height: 1.75;
  color: #d1d5db;
  font-size: 1.05rem;
}
.prose h1, .prose h2, .prose h3, .prose h4 {
  color: #fff;
  margin: 2rem 0 1rem;
  font-weight: 700;
}
.prose h2 { font-size: 1.6rem; border-bottom: 1px solid var(--card-border); padding-bottom: 0.5rem; }
.prose h3 { font-size: 1.3rem; }
.prose p { margin-bottom: 1.25rem; }
.prose ul, .prose ol { margin: 0 0 1.5rem 1.5rem; }
.prose li { margin-bottom: 0.5rem; }
.prose code {
  background: #030712;
  border: 1px solid #374151;
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: #93c5fd;
}
.code-block {
  background: #030712;
  border: 1px solid var(--card-border);
  border-radius: 0.5rem;
  padding: 1.25rem;
  margin: 1.5rem 0;
  overflow-x: auto;
}
.code-block pre {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: #93c5fd;
  line-height: 1.5;
}

/* Tables */
.table-responsive { overflow-x: auto; margin: 1.5rem 0; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}
.data-table th, .data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--card-border);
}
.data-table th {
  background: #1f2937;
  color: #fff;
  font-weight: 600;
}
.data-table tr:hover { background: rgba(255, 255, 255, 0.02); }

/* FAQ Accordion */
.faq-box { margin: 2rem 0; }
.faq-item {
  border: 1px solid var(--card-border);
  border-radius: 0.5rem;
  margin-bottom: 0.75rem;
  padding: 1.25rem;
  background: #0d131f;
}
.faq-item h3 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}
.faq-item p { color: var(--text-muted); margin: 0; }

/* Badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-guide { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-post { background: rgba(156, 163, 175, 0.15); color: #d1d5db; border: 1px solid rgba(156, 163, 175, 0.3); }
.badge-silo { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }

/* Footer */
footer {
  border-top: 1px solid var(--card-border);
  padding: 3rem 0;
  margin-top: 5rem;
  background: #060910;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .nav-links { display: none; }
}