/* Base + nav + footer (self-contained — no external stylesheet) */
* { box-sizing: border-box; margin: 0; }
body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: #fff; color: #0f1217; }
.seo-nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 20px; border-bottom: 1px solid #e5e7eb; max-width: 1100px; margin: 0 auto; flex-wrap: wrap; }
.seo-brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: #0f1217; text-decoration: none; font-size: 1.05rem; }
.seo-nav-links { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.seo-nav-links a { color: #4b5563; text-decoration: none; font-size: 0.9rem; font-weight: 600; }
.seo-nav-links a:hover { color: #0f1217; }
.seo-nav-links .seo-cta { color: #7c3aed; }
.seo-footer { border-top: 1px solid #e5e7eb; margin-top: 48px; background: #f9fafb; }
.seo-footer-inner { max-width: 1100px; margin: 0 auto; padding: 36px 20px; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; }
.seo-footer h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: #6b7280; margin-bottom: 10px; }
.seo-footer a { display: block; color: #374151; text-decoration: none; font-size: 0.9rem; margin-bottom: 7px; }
.seo-footer a:hover { color: #7c3aed; }
.seo-footer p { color: #4b5563; font-size: 0.9rem; margin-bottom: 8px; }
.seo-footer-bottom { text-align: center; color: #9ca3af; font-size: 0.8rem; padding: 16px; border-top: 1px solid #e5e7eb; }
.seo-cta-big { display: inline-block; background: #7c3aed; color: #fff; text-decoration: none; font-weight: 700; padding: 13px 26px; border-radius: 11px; }

/* Blog post + index */
.blog-post { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
.blog-post-head { padding: 24px 0 32px; border-bottom: 1px solid #e5e7eb; margin-bottom: 32px; }
.blog-eyebrow { color: #10b981; font-weight: 700; text-transform: uppercase; font-size: 0.78rem; letter-spacing: 0.08em; margin-bottom: 12px; }
.blog-post h1 { font-size: 2rem; font-weight: 800; color: #0f1217; line-height: 1.2; margin-bottom: 16px; letter-spacing: -0.02em; }
.blog-intro { font-size: 1.1rem; color: #4b5563; }
.blog-section { margin-bottom: 36px; }
.blog-section h2 { font-size: 1.4rem; font-weight: 700; color: #0f1217; margin-bottom: 16px; }
.blog-section h3 { font-size: 1.1rem; font-weight: 700; color: #0f1217; margin: 20px 0 8px; }
.blog-section p { margin-bottom: 12px; color: #374151; line-height: 1.75; }
.blog-section ul, .blog-section ol { padding-left: 24px; margin-bottom: 16px; }
.blog-section li { margin-bottom: 6px; color: #374151; line-height: 1.7; }
.blog-section a { color: #10b981; text-decoration: underline; }
.blog-section table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 0.92rem; }
.blog-section th, .blog-section td { padding: 10px 14px; text-align: left; border-bottom: 1px solid #e5e7eb; }
.blog-section th { background: #f9fafb; font-weight: 700; color: #0f1217; }
.blog-section code { background: #f3f4f6; padding: 2px 6px; border-radius: 4px; font-family: ui-monospace, monospace; font-size: 0.88em; }
.blog-cta { margin-top: 48px; padding: 32px; background: linear-gradient(135deg, #064e3b, #022c22); color: #fff; border-radius: 16px; text-align: center; }
.blog-cta h2 { color: #fff; margin-bottom: 16px; }

/* Blog index */
.blog-index { max-width: 1100px; margin: 0 auto; padding: 32px 20px 64px; }
.blog-index-head { text-align: center; padding: 24px 0 40px; border-bottom: 1px solid #e5e7eb; margin-bottom: 40px; }
.blog-index-head h1 { font-size: 2.4rem; font-weight: 800; color: #0f1217; margin-bottom: 12px; }
.blog-index-head p { color: #6b7280; font-size: 1.05rem; }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
.blog-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 20px; text-decoration: none; transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s; }
.blog-card:hover { transform: translateY(-3px); border-color: #10b981; box-shadow: 0 10px 24px rgba(16,185,129,0.15); }
.blog-card-date { color: #9ca3af; font-size: 0.78rem; font-weight: 600; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.05em; }
.blog-card h2 { font-size: 1.1rem; font-weight: 700; color: #0f1217; margin-bottom: 10px; line-height: 1.3; }
.blog-card p { color: #4b5563; font-size: 0.92rem; line-height: 1.5; margin-bottom: 14px; }
.blog-card-cta { color: #10b981; font-weight: 700; font-size: 0.88rem; }

@media (max-width: 768px) {
  .blog-post h1 { font-size: 1.5rem; }
  .blog-section h2 { font-size: 1.15rem; }
}