:root {
  --bg: #fff;
  --bg-alt: #f7f8fa;
  --text: #1a1a1a;
  --text-muted: #5c5c5c;
  --border: #e5e5e5;
  --accent: #0066cc;
  --accent-hover: #0052a3;
  --success: #1a7f37;
  --danger: #cf222e;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; font-size: 16px; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* Navigation */
nav { background: var(--bg); position: fixed; width: 100%; top: 0; z-index: 1000; border-bottom: 1px solid var(--border); box-shadow: 0 1px 0 rgba(0,0,0,0.05); }
nav .container { display: flex; justify-content: space-between; align-items: center; padding: 16px 24px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo img { width: 28px; height: 28px; }
.logo span { font-size: 1.1rem; font-weight: 600; color: var(--text); letter-spacing: -0.02em; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; }
.nav-links a:hover { color: var(--text); }
.nav-cta { background: var(--text); color: var(--bg) !important; padding: 8px 16px; border-radius: 6px; font-size: 0.875rem; }
.nav-cta:hover { background: #333; }

/* Alert Banner */
.alert-banner { background: var(--danger); padding: 10px 24px; text-align: center; font-size: 0.875rem; color: #fff; position: fixed; top: 0; left: 0; right: 0; z-index: 1001; }
.alert-banner a { color: #fff; text-decoration: underline; }
nav { top: 38px; }

/* Hero */
.hero { padding: 180px 0 100px; }
.hero-content { max-width: 720px; }
.hero h1 { font-size: 2.75rem; font-weight: 600; line-height: 1.2; margin-bottom: 20px; letter-spacing: -0.03em; }
.hero p { font-size: 1.125rem; color: var(--text-muted); margin-bottom: 32px; max-width: 540px; }
.cta-buttons { display: flex; gap: 12px; }
.btn { padding: 12px 24px; border-radius: 6px; font-weight: 500; font-size: 0.9rem; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; transition: background 0.2s; }
.btn-primary { background: var(--text); color: var(--bg); }
.btn-primary:hover { background: #333; }
.btn-outline { border: 1px solid var(--border); color: var(--text); background: transparent; }
.btn-outline:hover { border-color: var(--text); }
.hero-visual { display: none; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; margin: 60px 0; }
.stat { text-align: center; padding: 32px 16px; background: var(--bg); }
.stat h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: 4px; color: var(--text); }
.stat p { color: var(--text-muted); font-size: 0.875rem; }

/* Sections */
section { padding: 80px 0; }
section h2 { font-size: 1.75rem; font-weight: 600; margin-bottom: 12px; letter-spacing: -0.02em; }
section .subtitle { color: var(--text-muted); margin-bottom: 48px; max-width: 520px; }
.section-alt { background: var(--bg-alt); }

/* Feature Grid */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { padding: 24px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); }
.feature-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.feature-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }

/* Comparison Table */
.comparison-table { width: 100%; border-collapse: collapse; margin-top: 32px; font-size: 0.9rem; }
.comparison-table th, .comparison-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--border); }
.comparison-table th { font-weight: 600; background: var(--bg-alt); }
.comparison-table tbody tr:hover { background: var(--bg-alt); }
.check { color: var(--success); font-weight: 500; }
.cross { color: var(--danger); }

/* Charts */
.chart-container { border: 1px solid var(--border); border-radius: 8px; padding: 32px; margin-top: 32px; background: var(--bg); }
.chart-container h3 { font-size: 1rem; font-weight: 600; margin-bottom: 24px; }
.bar-chart { display: flex; flex-direction: column; gap: 16px; }
.bar-item { display: flex; align-items: center; gap: 16px; }
.bar-label { width: 80px; font-size: 0.875rem; font-weight: 500; }
.bar-wrapper { flex: 1; background: var(--bg-alt); border-radius: 4px; height: 32px; }
.bar { height: 100%; border-radius: 4px; display: flex; align-items: center; padding-left: 12px; font-size: 0.8rem; font-weight: 500; color: #fff; white-space: nowrap; overflow: visible; min-width: 4px; }
.bar.jetpath { background: var(--accent); color: #000; padding-left: 8px; min-width: 3px; }
.bar.envoy { background: #8b5cf6; }
.bar.alb { background: #f59e0b; }
.bar.nginx { background: #6b7280; }
.bar.haproxy { background: #9ca3af; }
.benchmark-note { font-size: 0.8rem; color: var(--text-muted); margin-top: 20px; }
.benchmark-note a { color: var(--accent); }

/* Code */
pre { background: #1a1a1a; border-radius: 6px; padding: 16px; overflow-x: auto; margin: 16px 0; }
code { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 0.85rem; color: #e5e5e5; }
.code-block { position: relative; }
.copy-btn { position: absolute; top: 8px; right: 8px; background: #333; border: none; color: #fff; padding: 4px 10px; border-radius: 4px; cursor: pointer; font-size: 0.75rem; }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 48px 0 32px; background: var(--bg); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 32px; }
.footer-col h4 { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text); text-decoration: none; margin-bottom: 8px; font-size: 0.9rem; }
.footer-col a:hover { color: var(--accent); }
.footer-col p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.6; }
.footer-bottom { text-align: center; padding-top: 24px; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 0.8rem; }

/* Documentation Pages */
.page-header { padding: 120px 24px 48px; border-bottom: 1px solid var(--border); max-width: 1100px; margin: 0 auto; }
.page-header h1 { font-size: 2rem; font-weight: 600; margin-bottom: 12px; }
.page-header p { color: var(--text-muted); }
.doc-content { display: grid; grid-template-columns: 220px 1fr; gap: 48px; padding: 48px 0; }
.doc-sidebar { position: sticky; top: 80px; height: fit-content; }
.doc-sidebar a { display: block; padding: 8px 12px; color: var(--text-muted); text-decoration: none; font-size: 0.875rem; border-left: 2px solid transparent; }
.doc-sidebar a:hover, .doc-sidebar a.active { color: var(--accent); border-left-color: var(--accent); }
.doc-main { max-width: 720px; }
.doc-main h2 { font-size: 1.375rem; margin: 40px 0 16px; font-weight: 600; }
.doc-main h2:first-child { margin-top: 0; }
.doc-main h3 { font-size: 1.1rem; margin: 24px 0 12px; font-weight: 600; }
.doc-main p { margin-bottom: 16px; color: var(--text); }
.doc-main ul { margin: 16px 0 16px 24px; color: var(--text-muted); }

/* Responsive */
@media (max-width: 768px) {
  .hero-content, .feature-grid, .stats, .footer-grid, .doc-content { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .hero { padding: 120px 0 60px; }
  .stats { gap: 0; }
  .nav-links { display: none; }
  section { padding: 60px 0; }
}