/* VM Nebula Compare — Shared Styles */
/* Design: Clean, data-dense, Vercel/Linear inspired dark mode */

:root {
  --bg-primary: #0a0a0f;
  --bg-card: #12121a;
  --bg-highlight: #1a1a2e;
  --text-primary: #e4e4e7;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --accent-yellow: #f59e0b;
  --accent-purple: #8b5cf6;
  --border: #27272a;
  --border-subtle: #1e1e26;
  --radius: 12px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --max-width: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(10, 10, 15, 0.85);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 24px;
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
  text-decoration: none;
}
.nav-logo span { color: var(--accent-blue); }
.nav-links { display: flex; gap: 24px; }
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
}

/* Verdict Box — AI Overview optimized */
.verdict-box {
  background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(139,92,246,0.08));
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 40px;
}
.verdict-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-blue);
  margin-bottom: 8px;
}
.verdict-text {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-primary);
}
.verdict-text strong { color: var(--accent-green); }

/* Hero */
.hero-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.hero-meta {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 32px;
}
.hero-meta time { color: var(--text-secondary); }

/* Score Cards */
.score-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 48px;
}
.score-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.score-card h3 {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 500;
}
.score-card .score {
  font-size: 48px;
  font-weight: 800;
  font-family: var(--font-mono);
}
.score-card .score.green { color: var(--accent-green); }
.score-card .score.blue { color: var(--accent-blue); }
.score-card .label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Comparison Table */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 14px;
}
.compare-table thead {
  background: var(--bg-highlight);
}
.compare-table th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.compare-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.compare-table tr:hover td {
  background: rgba(59,130,246,0.03);
}
.compare-table .winner {
  color: var(--accent-green);
  font-weight: 600;
}
.compare-table .loser {
  color: var(--text-muted);
}
.check { color: var(--accent-green); }
.cross { color: var(--accent-red); }

/* Section */
.section { margin-bottom: 48px; }
.section h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}
.section h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 24px 0 12px;
  color: var(--text-primary);
}
.section p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
}

/* Pricing Box */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.pricing-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}
.pricing-card .price {
  font-size: 28px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--accent-green);
}
.pricing-card .price span {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 400;
}
.pricing-card ul {
  list-style: none;
  margin-top: 12px;
}
.pricing-card ul li {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 4px 0;
}
.pricing-card ul li::before {
  content: "→ ";
  color: var(--accent-blue);
}

/* FAQ Section — Schema.org optimized */
.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  padding: 16px 20px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  background: var(--bg-card);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-question::after {
  content: "+";
  font-size: 20px;
  color: var(--accent-blue);
}
.faq-answer {
  padding: 0 20px 16px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  display: none;
}
.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-question::after { content: "−"; }

/* CTA Box */
.cta-box {
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  margin: 48px 0;
}
.cta-box h3 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.cta-box p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 20px;
  font-size: 15px;
}
.cta-btn {
  display: inline-block;
  background: #fff;
  color: #1a1a2e;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 15px;
  transition: transform 0.2s;
}
.cta-btn:hover { transform: translateY(-2px); }

/* Internal Links Mesh */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 20px;
}
.related-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  text-decoration: none;
  transition: border-color 0.2s;
}
.related-card:hover { border-color: var(--accent-blue); }
.related-card h4 {
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.related-card p {
  font-size: 12px;
  color: var(--text-muted);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 32px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 64px;
}
.footer a { color: var(--accent-blue); text-decoration: none; }

/* Responsive */
@media (max-width: 768px) {
  .score-grid, .pricing-grid { grid-template-columns: 1fr; }
  .compare-table { font-size: 12px; }
  .compare-table th, .compare-table td { padding: 10px 8px; }
  .container { padding: 24px 16px; }
}