:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --surface-hover: #1a1a1a;
  --text: #e4e4e4;
  --text-dim: #888;
  --accent: #f6821f;
  --accent-dim: #c96a1a;
  --border: #222;
  --radius: 8px;
  --max-width: 820px;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem;
  flex: 1;
}

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 0 2rem;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--accent), #ff6b35);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tagline {
  font-size: 1.3rem;
  color: var(--text-dim);
  margin: 0.5rem 0 1rem;
}

.description {
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--text-dim);
}

.badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.badge {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Features */
.features { margin: 3rem 0; }

.features h2, .blog-section h2, .mcp-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, background 0.2s;
}

.feature-card:hover {
  border-color: var(--accent-dim);
  background: var(--surface-hover);
}

.feature-icon { font-size: 2rem; margin-bottom: 0.5rem; }

.feature-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

.feature-card code {
  background: var(--bg);
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  font-size: 0.8rem;
  color: var(--accent);
}

.feature-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
}

.feature-link:hover { color: var(--accent-dim); }

/* Blog list */
.blog-list { display: flex; flex-direction: column; gap: 1rem; }

.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s;
  text-decoration: none;
  color: var(--text);
  display: block;
}

.blog-card:hover {
  border-color: var(--accent-dim);
}

.blog-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.blog-card p {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.blog-card .meta {
  font-size: 0.75rem;
  color: var(--text-dim);
  display: flex;
  gap: 1rem;
}

.blog-card .tag {
  background: var(--bg);
  padding: 0.1rem 0.5rem;
  border-radius: 10px;
  font-size: 0.7rem;
  color: var(--accent);
}

.loading { color: var(--text-dim); }

/* Search */
.search-desc { color: var(--text-dim); margin-bottom: 1.5rem; }

.search-box {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

#search-input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  outline: none;
}

#search-input:focus { border-color: var(--accent); }

#search-btn {
  padding: 0.75rem 1.5rem;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

#search-btn:hover { background: var(--accent-dim); }

.search-results { display: flex; flex-direction: column; gap: 0.75rem; }

.search-result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
}

.search-result h3 {
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.search-result h3 a {
  color: var(--accent);
  text-decoration: none;
}

.search-result p { color: var(--text-dim); font-size: 0.85rem; }

.search-result .score {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 0.3rem;
}

/* MCP code block */
.mcp-section { margin: 3rem 0; }

.code {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.5;
}

.code code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--text-dim);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.footer a { color: var(--accent); text-decoration: none; }
.footer span { color: var(--accent); font-weight: 600; }

/* Responsive */
@media (max-width: 600px) {
  .nav { padding: 1rem; }
  .nav-links { gap: 1rem; }
  .hero h1 { font-size: 2rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .container { padding: 1rem; }
}