:root {
  --primary: #1a56db;
  --success: #059669;
  --danger: #dc2626;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius: 8px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--text); line-height: 1.7; }
header { border-bottom: 1px solid var(--border); padding: 1rem 2rem; display: flex; align-items: center; }
header nav { display: flex; align-items: center; gap: 2rem; max-width: 1200px; margin: 0 auto; width: 100%; }
header .logo { font-weight: 700; font-size: 1.25rem; color: var(--primary); text-decoration: none; }
header ul { list-style: none; display: flex; gap: 1.5rem; }
header a { text-decoration: none; color: var(--text); }
main { max-width: 900px; margin: 2rem auto; padding: 0 1.5rem; }
footer { border-top: 1px solid var(--border); padding: 2rem; text-align: center; color: var(--text-light); font-size: 0.875rem; margin-top: 4rem; }
h1 { font-size: 2rem; margin-bottom: 0.5rem; }
h2 { font-size: 1.5rem; margin: 2rem 0 1rem; }
h3 { font-size: 1.125rem; margin: 1rem 0 0.5rem; }
p { margin-bottom: 1rem; }
.updated { color: var(--text-light); font-size: 0.875rem; margin-bottom: 1.5rem; }
.affiliate-disclaimer { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem; margin: 1.5rem 0; }
.affiliate-disclaimer p { margin: 0; color: var(--text-light); }
.winner-box { background: linear-gradient(135deg, #eff6ff, #dbeafe); border: 2px solid var(--primary); border-radius: var(--radius); padding: 1.5rem; margin: 1.5rem 0; text-align: center; }
.winner-badge { background: var(--primary); color: #fff; padding: 0.25rem 0.75rem; border-radius: 20px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; }
.winner-box h2 { margin: 0.75rem 0 0.5rem; }
.comparison-table-wrapper { overflow-x: auto; margin: 1.5rem 0; }
.comparison-table { width: 100%; border-collapse: collapse; }
.comparison-table th, .comparison-table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
.comparison-table th { background: var(--bg-alt); font-weight: 600; }
.comparison-table .rank { font-weight: 700; color: var(--primary); }
.cta-btn { display: inline-block; background: var(--primary); color: #fff; padding: 0.5rem 1.25rem; border-radius: var(--radius); text-decoration: none; font-weight: 600; font-size: 0.875rem; transition: opacity 0.2s; }
.cta-btn:hover { opacity: 0.9; }
.cta-primary { padding: 0.75rem 2rem; font-size: 1rem; }
.product-review { border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; margin: 1.5rem 0; }
.best-for { color: var(--primary); font-size: 0.95rem; margin-bottom: 1rem; }
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1rem 0; }
.pros h3 { color: var(--success); }
.cons h3 { color: var(--danger); }
.pros ul, .cons ul { padding-left: 1.25rem; }
.pros li, .cons li { margin-bottom: 0.35rem; }
.buying-guide, .methodology { background: var(--bg-alt); border-radius: var(--radius); padding: 1.5rem; margin: 1.5rem 0; }
.faq { margin: 2rem 0; }
.faq details { border: 1px solid var(--border); border-radius: var(--radius); margin: 0.5rem 0; padding: 1rem; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details[open] summary { margin-bottom: 0.75rem; }
.page-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; margin-top: 1.5rem; }
.page-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; }
.page-card h2 { font-size: 1.125rem; margin: 0 0 0.5rem; }
.page-card h2 a { color: var(--text); text-decoration: none; }
.page-card h2 a:hover { color: var(--primary); }
.page-card .date { color: var(--text-light); font-size: 0.8rem; }
@media (max-width: 640px) { .pros-cons { grid-template-columns: 1fr; } main { padding: 0 1rem; } }