/* Theme 7 — SEO Content Hub. Topic-hub tiles, internal-linking-friendly feed,
   strong heading hierarchy, "quick answer" boxes, popular-searches cloud. */
.theme-seohub{--sh-ink:#0f172a;--sh-muted:#64748b;--sh-line:#e2e8f0;--sh-teal:#0d9488;--sh-teal-bg:#f0fdfa;--sh-bg:#fff;--sh-surface:#fff;font-family:-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--sh-ink);background:var(--sh-bg);}
[data-theme="dark"] .theme-seohub{--sh-ink:#e2e8f0;--sh-muted:#94a3b8;--sh-line:#1e293b;--sh-teal-bg:#0f2e2b;--sh-bg:#0b1220;--sh-surface:#131b2c;}
.theme-seohub *{box-sizing:border-box;}
.theme-seohub a{color:inherit;text-decoration:none;}
.theme-seohub h1,.theme-seohub h2,.theme-seohub h3{font-weight:800;color:var(--sh-ink);}
.theme-seohub .sh-wrap{max-width:1180px;margin:0 auto;padding:0 20px 60px;}

.theme-seohub .sh-hub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:24px 0 34px;}
.theme-seohub .sh-hub-tile{background:var(--sh-teal-bg);border:1px solid var(--sh-line);border-radius:12px;padding:16px;text-align:center;font-weight:700;font-size:13.5px;}
.theme-seohub .sh-hub-tile:hover{border-color:var(--sh-teal);}
.theme-seohub .sh-hub-tile .cnt{display:block;color:var(--sh-muted);font-weight:400;font-size:11.5px;margin-top:4px;}

.theme-seohub .sh-layout{display:grid;grid-template-columns:2.2fr 1fr;gap:36px;align-items:start;}
.theme-seohub .sh-feed-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--sh-line);}
.theme-seohub .sh-feed-item img{width:120px;height:88px;object-fit:cover;border-radius:10px;flex-shrink:0;}
.theme-seohub .sh-feed-item h3{font-size:18px;margin-bottom:6px;}
.theme-seohub .sh-feed-item p{color:var(--sh-muted);font-size:13.5px;line-height:1.55;}
.theme-seohub .sh-updated{display:inline-flex;align-items:center;gap:4px;font-size:11.5px;color:var(--sh-teal);font-weight:700;margin-top:8px;}

.theme-seohub .sh-side-box{background:var(--sh-surface);border:1px solid var(--sh-line);border-radius:14px;padding:18px;margin-bottom:18px;}
.theme-seohub .sh-side-box h4{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--sh-muted);margin-bottom:12px;}
.theme-seohub .sh-cloud{display:flex;gap:8px;flex-wrap:wrap;}
.theme-seohub .sh-cloud a{font-size:12px;background:var(--sh-teal-bg);color:var(--sh-teal);padding:6px 12px;border-radius:20px;font-weight:700;}
.theme-seohub .sh-side-box a.sh-link-row{display:block;padding:7px 0;border-bottom:1px solid var(--sh-line);font-size:13px;color:var(--sh-teal);font-weight:600;}

@media(max-width:900px){.theme-seohub .sh-layout{grid-template-columns:1fr;}}

/* Article */
.theme-seohub .sh-art-head{max-width:820px;margin:24px auto 0;}
.theme-seohub .sh-crumb-cat{display:inline-block;background:var(--sh-teal);color:#fff;font-size:11px;font-weight:800;padding:4px 12px;border-radius:20px;margin-bottom:12px;}
.theme-seohub .sh-art-head h1{font-size:clamp(26px,4.2vw,38px);line-height:1.2;margin-bottom:14px;}
.theme-seohub .sh-eeat{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--sh-muted);border-top:1px solid var(--sh-line);border-bottom:1px solid var(--sh-line);padding:10px 0;}
.theme-seohub .sh-quickbox{background:var(--sh-teal-bg);border-left:4px solid var(--sh-teal);border-radius:10px;padding:18px 20px;margin:24px 0;}
.theme-seohub .sh-quickbox h4{font-size:12px;text-transform:uppercase;color:var(--sh-teal);margin-bottom:8px;}
.theme-seohub .sh-quickbox p{font-size:14.5px;line-height:1.6;margin:0;}
.theme-seohub .sh-art-hero{width:100%;max-height:420px;object-fit:cover;border-radius:14px;margin:22px 0;}
.theme-seohub .sh-content{font-size:16.5px;line-height:1.8;max-width:820px;margin:0 auto;}
.theme-seohub .sh-content h2{font-size:23px;margin:32px 0 12px;padding-top:8px;border-top:2px solid var(--sh-teal-bg);scroll-margin-top:20px;}
.theme-seohub .sh-content h3{font-size:18px;margin:22px 0 10px;scroll-margin-top:20px;}
.theme-seohub .sh-content p{margin-bottom:14px;}
.theme-seohub .sh-content img{width:100%;border-radius:12px;margin:18px 0;}
.theme-seohub .sh-content a{color:var(--sh-teal);text-decoration:underline;font-weight:600;}
.theme-seohub .sh-content ul,.theme-seohub .sh-content ol{padding-left:22px;margin-bottom:14px;}
.theme-seohub .sh-internal-links{max-width:820px;margin:40px auto 0;background:var(--sh-teal-bg);border-radius:14px;padding:20px;}
.theme-seohub .sh-internal-links h4{font-size:13px;text-transform:uppercase;color:var(--sh-teal);margin-bottom:12px;}