.swb-seo:empty{display:none}
#root{max-width:480px;margin:0 auto;min-height:calc(100vh - 140px)}
.swb-shell{padding:24px 16px 32px}
.swb-shell-header{height:84px;border-radius:24px;background:linear-gradient(180deg,#f8f7f4 0%,#f2efe8 100%);margin-bottom:16px}
.swb-shell-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.swb-shell-card{height:124px;border-radius:var(--radius,14px);border:2px solid #ece7dd;background:linear-gradient(180deg,#ffffff 0%,#faf8f4 100%);box-shadow:0 2px 12px rgba(0,0,0,0.04)}
.swb-seo{max-width:920px;margin:0 auto;padding:48px 16px 40px;font-family:Nunito,sans-serif;color:#334155}
.swb-seo h2{font-size:1.45rem;line-height:1.2;margin:0 0 12px;color:#0f172a}
.swb-seo h3{font-size:1rem;line-height:1.3;margin:0 0 8px;color:#0f172a}
.swb-seo p{font-size:0.98rem;line-height:1.75;margin:0 0 12px;color:#475569}
.swb-seo-copy{margin-bottom:20px}
.swb-seo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0 0 20px}
.swb-seo-card{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:16px;box-shadow:0 8px 24px rgba(15,23,42,0.04)}
.swb-seo-links,.swb-seo-levels,.swb-seo-faq{background:#f8fafc;border:1px solid #e2e8f0;border-radius:18px;padding:18px;margin-bottom:18px}
.swb-seo-links ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.swb-seo-links li{display:flex;flex-direction:column;gap:4px;padding:10px 0;border-top:1px solid #e2e8f0}
.swb-seo-links li:first-child{border-top:none;padding-top:0}
.swb-seo-links a{font-weight:800;color:#0f766e;text-decoration:none}
.swb-seo-links a:hover{text-decoration:underline}
.swb-seo-links span{font-size:0.9rem;line-height:1.55;color:#64748b}
.swb-seo-faq p{margin-bottom:10px}
.swb-seo-faq p:last-child{margin-bottom:0}
@media (max-width:640px){.swb-seo{padding:8px 14px 36px}.swb-seo h2{font-size:1.25rem}.swb-seo p{font-size:0.94rem}}
@media (max-width:640px){.swb-shell-grid{grid-template-columns:1fr}}
.swb-word-preview-wrap{background:#f8fafc;border:1px solid #e2e8f0;border-radius:18px;padding:18px;margin-bottom:18px}
.swb-word-preview h3{font-size:1rem;font-weight:700;margin:0 0 6px;color:#0f172a}
.swb-word-preview p{font-size:0.9rem;line-height:1.6;color:#475569;margin:0 0 12px}
.swb-wp-subheading{margin-top:16px!important}
.swb-word-table{width:100%;border-collapse:collapse;font-size:0.88rem;margin-bottom:4px}
.swb-word-table th{text-align:left;padding:6px 10px;background:#e2e8f0;color:#0f172a;font-weight:700;border-radius:4px}
.swb-word-table td{padding:5px 10px;border-bottom:1px solid #e2e8f0;color:#334155;vertical-align:top}
.swb-word-table tr:last-child td{border-bottom:none}
.swb-verb-block{margin-bottom:14px}
.swb-verb-block strong{font-size:0.94rem;color:#0f172a}
.swb-verb-meaning{font-size:0.85rem;color:#64748b}
.swb-verb-table{margin-top:6px}
.swb-sub{font-size:0.8rem;color:#94a3b8}