:root{--seo-bg:#f7f8fb;--seo-text:#15171c;--seo-muted:#5b6472;--seo-line:#dfe4ec;--seo-panel:#fff;--seo-accent:#0f7a6b;--seo-accent-strong:#0b5f54;--seo-blue:#165fbf}*{box-sizing:border-box}body{background:var(--seo-bg);color:var(--seo-text);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit}.seo-shell{min-height:100vh}.seo-header,.seo-footer{justify-content:space-between;gap:24px;width:min(1180px,100% - 40px);margin:0 auto;display:flex}.seo-header{align-items:center;padding:22px 0}.seo-brand{font-size:20px;font-weight:800;text-decoration:none}.seo-nav,.seo-footer-links,.seo-actions,.seo-inline-links{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.seo-nav a,.seo-footer-links a,.seo-inline-links a{color:var(--seo-muted);font-size:14px;font-weight:700;text-decoration:none}.seo-nav a:hover,.seo-footer-links a:hover,.seo-inline-links a:hover{color:var(--seo-text)}.seo-hero,.seo-section{width:min(1180px,100% - 40px);margin:0 auto}.seo-hero{padding:80px 0 74px}.seo-kicker,.seo-eyebrow{color:var(--seo-accent-strong);letter-spacing:0;text-transform:uppercase;margin:0 0 14px;font-size:13px;font-weight:800}.seo-hero h1{letter-spacing:0;max-width:860px;margin:0;font-size:58px;line-height:1.02}.seo-lead{max-width:760px;color:var(--seo-muted);margin:22px 0 0;font-size:21px;line-height:1.55}.seo-actions{margin-top:32px}.seo-button{border:1px solid var(--seo-line);background:var(--seo-panel);min-height:44px;color:var(--seo-text);border-radius:8px;justify-content:center;align-items:center;padding:0 18px;font-size:14px;font-weight:800;text-decoration:none;display:inline-flex}.seo-button.primary{border-color:var(--seo-accent);background:var(--seo-accent);color:#fff}.seo-section{padding:44px 0}.seo-section h2{letter-spacing:0;max-width:820px;margin:0 0 18px;font-size:34px;line-height:1.14}.seo-section p{color:var(--seo-muted);font-size:17px;line-height:1.65}.seo-card-grid,.seo-faq-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.seo-card,.seo-panel{border:1px solid var(--seo-line);background:var(--seo-panel);border-radius:8px;padding:20px}.seo-card{min-height:220px;text-decoration:none;display:block}.seo-card span,.seo-table span{color:var(--seo-accent-strong);text-transform:uppercase;font-size:12px;font-weight:800}.seo-card h3,.seo-panel h3{margin:10px 0;font-size:21px;line-height:1.22}.seo-card p,.seo-panel p{color:var(--seo-muted);margin:0;font-size:15px;line-height:1.55}.seo-card strong{color:var(--seo-blue);margin-top:18px;display:block}.seo-split{grid-template-columns:minmax(0,1.6fr) minmax(280px,.8fr);align-items:start;gap:22px;display:grid}.seo-list{color:var(--seo-muted);margin:18px 0 0;padding-left:20px;font-size:16px;line-height:1.65}.seo-list.compact{margin-top:10px}.seo-code{border:1px solid var(--seo-line);color:#e8edf5;background:#12161d;border-radius:8px;padding:22px;font-size:14px;line-height:1.6;overflow-x:auto}.seo-tool-form{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;max-width:860px;display:grid}.seo-tool-form label{color:var(--seo-muted);gap:8px;font-size:14px;font-weight:800;display:grid}.seo-tool-form input,.seo-tool-form textarea{border:1px solid var(--seo-line);background:var(--seo-panel);width:100%;color:var(--seo-text);font:inherit;border-radius:8px;padding:12px}.seo-tool-form textarea{resize:vertical;min-height:104px}.seo-table-wrap{border:1px solid var(--seo-line);background:var(--seo-panel);border-radius:8px;overflow-x:auto}.seo-table{border-collapse:collapse;width:100%;min-width:760px}.seo-table th,.seo-table td{border-bottom:1px solid var(--seo-line);text-align:left;vertical-align:top;padding:16px}.seo-table th{color:var(--seo-muted);text-transform:uppercase;font-size:13px}.seo-table td a{color:var(--seo-blue);font-weight:800;text-decoration:none;display:block}.seo-table code{color:var(--seo-muted);margin-top:6px;font-size:12px;display:block}.seo-metric-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.seo-metric{border:1px solid var(--seo-line);background:var(--seo-panel);border-radius:8px;padding:16px}.seo-metric span{color:var(--seo-muted);text-transform:uppercase;font-size:12px;font-weight:800}.seo-metric strong{margin-top:8px;font-size:26px;display:block}.seo-link-band{border-top:1px solid var(--seo-line);margin-top:20px}.seo-footer{border-top:1px solid var(--seo-line);align-items:flex-start;padding:42px 0}.seo-footer p{color:var(--seo-muted);margin:8px 0 0}@media (max-width:860px){.seo-header,.seo-footer{flex-direction:column}.seo-hero{padding:46px 0 48px}.seo-hero h1{font-size:38px}.seo-lead{font-size:18px}.seo-card-grid,.seo-faq-grid,.seo-split,.seo-metric-grid,.seo-tool-form{grid-template-columns:1fr}}