*,*::before,*::after{box-sizing:border-box;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,noto sans sc,noto sans tc,Helvetica,Arial,sans-serif;line-height:1.8;color:#1f2937;background:#f8fafc}a{color:#0f766e;text-decoration:none;transition:color .2s}a:hover{color:#0d9488;text-decoration:underline}.container{max-width:960px;margin:0 auto;padding:0 24px}header{background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:100;box-shadow:0 1px 3px rgba(0,0,0,5%)}.site-nav{display:flex;gap:20px;align-items:center;padding:16px 0;flex-wrap:wrap}.site-nav a{font-weight:600;font-size:15px;color:#374151}.site-nav a:first-child{color:#0f766e;font-size:17px;margin-right:auto}.site-nav a:hover{color:#0d9488;text-decoration:none}.hero{padding:48px 0 24px}.hero h1{font-size:2rem;font-weight:800;color:#0f172a;line-height:1.2;margin-bottom:12px}.hero p{font-size:1.05rem;color:#64748b;max-width:640px}h1{font-size:1.75rem;font-weight:800;color:#0f172a;margin-bottom:8px;line-height:1.3}h2{font-size:1.35rem;font-weight:700;color:#1e293b;margin:32px 0 12px;padding-bottom:8px;border-bottom:2px solid #e2e8f0}h3{font-size:1.1rem;font-weight:600;color:#334155;margin:24px 0 8px}p{margin:8px 0 16px}ul,ol{margin:8px 0 16px;padding-left:24px}li{margin:4px 0}strong{color:#0f172a}.content{line-height:1.85}.content h2:first-child{margin-top:24px}.meta{font-size:13px;color:#94a3b8;margin-bottom:20px;display:flex;gap:16px;align-items:center}.breadcrumbs{font-size:13px;color:#94a3b8;margin:20px 0 4px}.breadcrumbs a{color:#64748b}.muted{color:#64748b}.box{border:1px solid #e2e8f0;border-radius:12px;padding:24px;background:#fff;transition:box-shadow .2s,border-color .2s}.box:hover{box-shadow:0 4px 12px rgba(0,0,0,8%);border-color:#cbd5e1}.box h2{font-size:1.15rem;margin:0 0 8px;border:none;padding:0}.box h2 a{color:#0f766e}.box p{color:#64748b;font-size:.93rem;margin:0}.grid{display:grid;gap:20px;margin:24px 0}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.92rem;background:#fff;border-radius:8px;overflow:hidden;border:1px solid #e2e8f0}thead{background:#f1f5f9}th{padding:12px 14px;text-align:left;font-weight:600;color:#1e293b;border-bottom:2px solid #e2e8f0}td{padding:10px 14px;border-bottom:1px solid #f1f5f9;color:#475569}tr:hover td{background:#f8fafc}.cta{display:inline-block;padding:12px 24px;border-radius:8px;background:linear-gradient(135deg,#0f766e,#0d9488);color:#fff;font-weight:700;font-size:.95rem;transition:transform .15s,box-shadow .15s;box-shadow:0 2px 8px rgba(15,118,110,.25)}.cta:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(15,118,110,.35);text-decoration:none;color:#fff}.tag{display:inline-block;padding:4px 12px;border:1px solid #e2e8f0;border-radius:999px;margin:0 6px 6px 0;font-size:12px;color:#64748b;background:#f8fafc;transition:all .15s}.tag:hover{background:#0f766e;color:#fff;border-color:#0f766e}.faq-section{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:28px;margin:32px 0}.faq-section h2{margin-top:0;border:none;padding:0;color:#0f766e}.faq-section h3{font-size:1rem;color:#1e293b;margin:20px 0 6px;padding-left:20px;position:relative}.faq-section h3::before{content:"Q";position:absolute;left:0;color:#0f766e;font-weight:800}.faq-section p{color:#475569;font-size:.93rem;padding-left:20px;margin:0 0 12px}.related-links{background:#f1f5f9;border-radius:12px;padding:24px;margin:32px 0}.related-links h2{margin-top:0;border:none;padding:0;font-size:1.1rem;color:#334155}.related-links ul{list-style:none;padding:0;margin:12px 0 0}.related-links li{padding:8px 0;border-bottom:1px solid #e2e8f0}.related-links li:last-child{border:none}footer{background:#1e293b;color:#94a3b8;margin-top:60px;border:none}footer .container{padding:24px}footer p{margin:0;font-size:.85rem}footer a{color:#5eead4}.error-404{text-align:center;padding:80px 24px}.error-404 h1{font-size:4rem;color:#0f766e;margin-bottom:8px}.error-404 p{color:#64748b;font-size:1.1rem;margin-bottom:24px}.brand-card{background:linear-gradient(135deg,#f0fdfa,#f1f5f9);border:1px solid #ccfbf1;border-radius:12px;padding:20px;margin:16px 0 24px}.brand-card h3{color:#0f766e;margin:0 0 8px}.section-heading{font-size:1.2rem;font-weight:700;color:#0f172a;margin:36px 0 16px;padding-left:12px;border-left:4px solid #0f766e}@media(max-width:640px){.hero h1{font-size:1.5rem}h1{font-size:1.35rem}.site-nav{gap:12px}.site-nav a:first-child{margin-right:8px;font-size:14px}.grid-2{grid-template-columns:1fr}table{font-size:.82rem}th,td{padding:8px 10px}.faq-section{padding:16px}}