:root{
  --hub-primary:#0d9488;
  --hub-primary-dark:#0f766e;
  --hub-accent:#f59e0b;
  --hub-bg:#f8fafc;
  --hub-surface:#ffffff;
  --hub-text:#0f172a;
  --hub-muted:#64748b;
  --hub-border:#e5e7eb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--hub-text);background:var(--hub-bg);line-height:1.55}
a{color:inherit}
img{max-width:100%;display:block}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:8px;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;font-size:14px;transition:all .15s}
.btn-sm{padding:8px 14px;font-size:13px}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-primary{background:var(--hub-primary);color:#fff}
.btn-primary:hover{background:var(--hub-primary-dark)}
.btn-secondary{background:#f1f5f9;color:#0f172a}
.btn-secondary:hover{background:#e2e8f0}
.btn-outline{background:transparent;border-color:#cbd5e1;color:#0f172a}
.btn-outline:hover{background:#f8fafc}
.btn-white{background:#fff;color:var(--hub-primary-dark)}
.btn-white:hover{background:#f8fafc}

/* Nav */
.hub-nav{background:#fff;border-bottom:1px solid var(--hub-border);position:sticky;top:0;z-index:100}
.hub-nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:24px}
.hub-logo{font-weight:800;font-size:19px;text-decoration:none;color:#0f172a}
.hub-logo span{color:var(--hub-primary)}
.hub-logo em{font-style:normal;color:var(--hub-muted);font-weight:600;font-size:14px;margin-left:4px}
.hub-nav-links{display:flex;gap:4px;flex:1;justify-content:center}
.hub-nav-link{text-decoration:none;color:#334155;font-size:14px;font-weight:500;padding:8px 14px;border-radius:6px}
.hub-nav-link:hover{background:#f1f5f9;color:var(--hub-primary-dark)}
.hub-nav-link.active{color:var(--hub-primary-dark);background:#ecfdf5}
.hub-nav-actions{display:flex;gap:8px;align-items:center}
.hub-mobile-btn{display:none;background:transparent;border:0;padding:6px;cursor:pointer}
.hub-mobile-menu{display:none;flex-direction:column;padding:12px 20px;background:#fff;border-top:1px solid var(--hub-border)}
.hub-mobile-menu.show{display:flex}
.hub-mobile-menu a{padding:10px 0;text-decoration:none;color:#0f172a;border-bottom:1px solid #f1f5f9;font-size:14px}
@media (max-width:900px){
  .hub-nav-links,.hub-nav-actions .btn{display:none}
  .hub-nav-actions .hub-mobile-btn{display:inline-flex}
}
.hub-content{min-height:60vh}

/* Hero */
.hub-hero{background:linear-gradient(135deg,#0d9488 0%,#0f766e 60%,#134e4a 100%);color:#fff;padding:80px 20px}
.hub-hero-inner{max-width:1000px;margin:0 auto;text-align:center}
.hub-hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.15);padding:6px 14px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.5px;text-transform:uppercase}
.hub-hero h1{font-size:48px;font-weight:800;margin:18px 0 14px;line-height:1.15}
.hub-hero p{font-size:17px;opacity:.92;max-width:640px;margin:0 auto 28px}
.hub-hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
@media (max-width:700px){ .hub-hero h1{font-size:34px} .hub-hero{padding:54px 18px} }

/* Sections */
.hub-section{padding:64px 20px}
.hub-section.alt{background:#fff}
.hub-container{max-width:1200px;margin:0 auto}
.hub-section-header{text-align:center;margin-bottom:40px}
.hub-section-header h2{font-size:32px;font-weight:800;margin:0 0 10px}
.hub-section-header p{color:var(--hub-muted);font-size:15px;max-width:600px;margin:0 auto}

/* Tier cards */
.tier-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.tier-card{background:#fff;border:1px solid var(--hub-border);border-radius:14px;padding:26px;position:relative;display:flex;flex-direction:column}
.tier-card.featured{border-color:var(--hub-primary);box-shadow:0 8px 24px rgba(13,148,136,.12)}
.tier-card .tier-badge{position:absolute;top:-12px;right:18px;background:var(--hub-primary);color:#fff;font-size:11px;font-weight:700;padding:5px 12px;border-radius:999px;letter-spacing:.3px}
.tier-card h3{margin:0 0 4px;font-size:20px;font-weight:800}
.tier-card .tier-price{color:var(--hub-primary-dark);font-weight:700;font-size:15px;margin-bottom:14px}
.tier-card ul{list-style:none;padding:0;margin:0 0 20px;flex:1}
.tier-card ul li{padding:8px 0;font-size:14px;color:#334155;border-bottom:1px dashed #eef2f7;display:flex;gap:8px}
.tier-card ul li:before{content:"✓";color:var(--hub-primary);font-weight:800}
.tier-card ul li:last-child{border-bottom:0}

/* Service cards */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.svc-card{background:#fff;border:1px solid var(--hub-border);border-radius:12px;padding:22px;text-decoration:none;color:inherit;display:block;transition:all .15s}
.svc-card:hover{border-color:var(--hub-primary);transform:translateY(-2px);box-shadow:0 6px 18px rgba(15,23,42,.06)}
.svc-icon{width:46px;height:46px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:14px}
.svc-icon.blue{background:#3b82f6}.svc-icon.green{background:#10b981}.svc-icon.orange{background:#f59e0b}
.svc-icon.purple{background:#8b5cf6}.svc-icon.teal{background:#14b8a6}.svc-icon.red{background:#ef4444}
.svc-card h3{margin:0 0 6px;font-size:17px;font-weight:700}
.svc-card p{margin:0 0 12px;color:var(--hub-muted);font-size:13.5px}
.svc-tag{display:inline-block;background:#f1f5f9;color:#334155;font-size:11px;font-weight:600;padding:4px 10px;border-radius:999px}
.svc-tag.popular{background:#fee2e2;color:#b91c1c}
.svc-tag.free{background:#dcfce7;color:#15803d}

/* Lead form */
.lead-form{background:#fff;border:1px solid var(--hub-border);border-radius:16px;padding:32px;max-width:620px;margin:0 auto;box-shadow:0 10px 30px rgba(15,23,42,.05)}
.lead-form h2{margin:0 0 4px;font-size:26px}
.lead-form p.sub{color:var(--hub-muted);margin:0 0 22px;font-size:14px}
.form-row{display:grid;gap:14px;margin-bottom:14px}
.form-row.two{grid-template-columns:1fr 1fr}
@media (max-width:560px){.form-row.two{grid-template-columns:1fr}}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:#334155}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1px solid var(--hub-border);border-radius:8px;font:inherit;font-size:14px;background:#fff}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--hub-primary);box-shadow:0 0 0 3px rgba(13,148,136,.12)}
.form-group textarea{min-height:90px;resize:vertical}
.lead-form .btn{width:100%;padding:14px;font-size:15px}
.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px}
.alert-success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}
.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}

/* Footer */
.hub-footer{background:#0f172a;color:#cbd5e1;padding:50px 20px 20px;margin-top:40px}
.hub-footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.5fr 2fr;gap:40px}
@media (max-width:800px){ .hub-footer-inner{grid-template-columns:1fr} }
.hub-footer-brand p{color:#94a3b8;font-size:14px;max-width:340px;margin-top:10px}
.hub-footer .hub-logo{color:#fff}
.hub-footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:560px){ .hub-footer-links{grid-template-columns:repeat(2,1fr)} }
.footer-col h4{color:#fff;font-size:14px;margin:0 0 12px}
.footer-col a{display:block;color:#94a3b8;text-decoration:none;font-size:13px;padding:4px 0}
.footer-col a:hover{color:#fff}
.hub-footer-bottom{max-width:1200px;margin:30px auto 0;padding-top:18px;border-top:1px solid #1e293b;text-align:center;font-size:12px;color:#64748b}

/* Detail page */
.detail-head{background:linear-gradient(135deg,#0d9488,#0f766e);color:#fff;padding:56px 20px}
.detail-head-inner{max-width:900px;margin:0 auto}
.detail-head a.back{color:#d1fae5;text-decoration:none;font-size:13px}
.detail-head h1{font-size:38px;margin:10px 0 8px;font-weight:800}
.detail-head p{opacity:.92;max-width:700px;font-size:16px}
.detail-body{max-width:900px;margin:0 auto;padding:40px 20px;display:grid;grid-template-columns:2fr 1fr;gap:30px}
@media (max-width:800px){ .detail-body{grid-template-columns:1fr} }
.detail-main{background:#fff;border:1px solid var(--hub-border);border-radius:14px;padding:28px}
.detail-main h2{font-size:20px;margin:0 0 12px}
.detail-side{position:sticky;top:84px;align-self:start}