:root {
  --bg: #0d1117;
  --bg-card: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-green: #3fb950;
  --accent-orange: #d29922;
  --red: #f85149;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --max-w: 900px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  background: rgba(13,17,23,0.95);
  backdrop-filter: blur(8px);
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.site-header nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.site-header nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s;
}

.site-header nav a:hover { color: var(--text); }

.site-header nav a.cta {
  background: var(--accent);
  color: #0d1117;
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  font-weight: 600;
  transition: opacity 0.15s;
}

.site-header nav a.cta:hover { opacity: 0.85; color: #0d1117; }

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  background: rgba(88,166,255,0.1);
  border: 1px solid rgba(88,166,255,0.3);
  color: var(--accent);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 1.25rem;
}

.hero h1 span { color: var(--accent); }

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.install-block {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  margin-bottom: 3rem;
}

.install-block .prompt { color: var(--accent-green); }
.install-block code { color: var(--text); flex: 1; }

.copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s;
}

.copy-btn:hover { color: var(--accent); }
.copy-btn.copied { color: var(--accent-green); }

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.65rem 1.4rem;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.15s;
}

.btn:hover { opacity: 0.85; }
.btn-primary { background: var(--accent); color: #0d1117; }
.btn-secondary { background: var(--bg-card); color: var(--text); border: 1px solid var(--border); }

/* How it works */
.steps {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}

.steps h2, .features h2, .pack-cta h2, .blog-list h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
  letter-spacing: -0.5px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.step-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step-card p { font-size: 0.9rem; color: var(--text-muted); }

/* Features */
.features {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.feature-item {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
}

.feature-item h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.4rem; }
.feature-item p { font-size: 0.875rem; color: var(--text-muted); }

/* Pack CTA */
.pack-cta {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}

.pack-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.pack-card p { color: var(--text-muted); margin-top: 0.5rem; font-size: 0.95rem; max-width: 520px; }

/* Blog */
.blog-list { padding: 4rem 0; }

.post-card {
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}

.post-card:last-child { border-bottom: none; }

.post-meta { font-size: 0.8rem; color: var(--text-muted); font-family: var(--font-mono); margin-bottom: 0.5rem; }

.post-card h3 a {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.post-card h3 a:hover { color: var(--accent); }
.post-card p { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.4rem; }

/* Docs */
.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  padding: 3rem 0;
  align-items: start;
}

.docs-nav { position: sticky; top: 5rem; }
.docs-nav h4 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); margin-bottom: 0.75rem; }
.docs-nav ul { list-style: none; }
.docs-nav li { margin-bottom: 0.4rem; }
.docs-nav a { font-size: 0.875rem; color: var(--text-muted); text-decoration: none; }
.docs-nav a:hover { color: var(--text); }

.docs-content h1 { font-size: 2rem; font-weight: 800; margin-bottom: 0.5rem; letter-spacing: -0.5px; }
.docs-content h2 { font-size: 1.3rem; font-weight: 700; margin: 2.5rem 0 1rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.docs-content h3 { font-size: 1rem; font-weight: 700; margin: 1.5rem 0 0.5rem; }
.docs-content p { color: var(--text-muted); margin-bottom: 1rem; }
.docs-content ul, .docs-content ol { color: var(--text-muted); padding-left: 1.5rem; margin-bottom: 1rem; }
.docs-content li { margin-bottom: 0.3rem; }
.docs-content strong { color: var(--text); }

pre, .code-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  margin: 1rem 0 1.5rem;
  line-height: 1.6;
}

code { font-family: var(--font-mono); font-size: 0.875em; }
p code, li code {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--accent);
}

.tag {
  display: inline-block;
  background: rgba(63,185,80,0.1);
  border: 1px solid rgba(63,185,80,0.3);
  color: var(--accent-green);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  margin-bottom: 1rem;
}

/* Page hero (non-homepage) */
.page-hero {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}

.page-hero h1 { font-size: 2.2rem; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 0.75rem; }
.page-hero p { font-size: 1.05rem; color: var(--text-muted); max-width: 620px; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  margin-top: 4rem;
  text-align: center;
}

.site-footer p { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 0.5rem; }
.site-footer a { color: var(--text-muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.footer-links { margin-top: 0.5rem; }

@media (max-width: 640px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-nav { display: none; }
  .pack-card { flex-direction: column; }
  .site-header nav { gap: 1rem; }
  .site-header nav a.cta { display: none; }
}