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15px}p:last-child{margin-bottom:0}ul,ol{padding-left:24px}li+li{margin-top:8px}img,svg{max-width:100%}button{border:0}section[id]{scroll-margin-top:92px}.container{width:calc(100% - 40px);max-width:820px;margin:0 auto}.skip-link{position:fixed;top:-80px;left:16px;z-index:300;background:#fff;padding:12px 20px}.skip-link:focus{top:10px}.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border)}.site-header .container{max-width:1420px;display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}.site-logo{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;flex-shrink:0;color:var(--primary-dark);font-weight:800;font-size:21px;letter-spacing:-.5px;text-decoration:none}.logo-symbol{width:35px;height:35px}.logo-sub{color:var(--text-muted);font-size:11px;font-weight:600;letter-spacing:1px;margin-left:5px}.main-nav{display:flex;gap:4px;flex-wrap:nowrap;flex-shrink:0}.nav-link{padding:8px 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0}.eyebrow{font-weight:800;font-size:12px;letter-spacing:1.4px;color:#0f766e;text-transform:uppercase}.hero-title-line{display:block}.accent-text{color:var(--primary)}.hero-desc{font-size:17px;max-width:650px;line-height:1.8}.page-meta{font-size:13px;color:var(--text-muted);margin:18px 0 0}.geo-summary-box{background:#f0fdfa;border:1px solid #99d8cb;border-left:5px solid #0f766e;border-radius:12px;padding:20px 24px;margin:24px 0 0}.summary-header{display:flex;gap:10px;align-items:center;color:#115e59;font-size:15px;font-weight:800}.summary-list{list-style:none;padding:0;margin:12px 0 0}.summary-list li{padding-left:17px;position:relative;line-height:1.65;font-size:15px}.summary-list li::before{content:"•";position:absolute;left:0;color:#0f766e}.ad-placement{width:100%;max-width:820px;margin:28px auto;padding:14px 12px;text-align:center;background:#f8fafc;border:1px solid var(--border);border-radius:12px}.ad-caption{font-size:12px;color:#64748b;margin-bottom:8px}.ad-placement ins.adsbygoogle{display:block}.official-links{margin:0 0 30px}.official-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;font-size:15px;color:var(--primary-dark)}.official-heading small{font-size:12px;font-weight:400;color:var(--text-muted)}.official-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin-top:12px}.official-name{font-size:16px;font-weight:800;color:#0f172a;display:block}.official-url{font-size:13px;color:#64748b;overflow-wrap:anywhere;margin:5px 0 14px}.official-actions{display:flex;flex-wrap:wrap;gap:10px}.btn,.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:11px 18px;border-radius:9px;text-decoration:none;font-weight:700;font-size:15px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#172e70}.btn-secondary{background:#f1f5f9;border:1px solid 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0}table{width:100%;border-collapse:collapse;font-size:15px}caption{text-align:left;font-weight:700;margin-bottom:8px}th,td{text-align:left;vertical-align:top;padding:13px 12px;border-bottom:1px solid #e2e8f0}thead th{background:#eff6ff;color:#1e3a8a;font-weight:700}tbody th{width:30%;color:#0f172a}td{line-height:1.7}.notice-box{padding:18px 20px;border:1px solid;border-left-width:4px;border-radius:12px;margin:20px 0}.notice-box strong{display:block;margin-bottom:6px}.notice-box-info{background:#eff6ff;border-color:#93c5fd;color:#1e3a8a}.notice-box-warning{background:#fffbeb;border-color:#f59e0b;color:#92400e}.notice-box-danger{background:#fef2f2;border-color:#ef4444;color:#991b1b}.notice-box-success{background:#ecfdf5;border-color:#059669;color:#065f46}.faq-section{margin:36px 0}.faq-item{padding:19px 22px;background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin-top:12px}.faq-item summary{font-size:16px;font-weight:700;color:#0f172a;cursor:pointer;min-height:26px}.faq-item 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input{padding-right:65px}.input-unit{position:absolute;right:18px;top:12px;font-weight:700;color:#475569;pointer-events:none}input[type=number],input[type=search],input[type=text],select,textarea{width:100%;padding:12px 15px;background:#fff;color:#0f172a;border:2px solid #cbd5e1;border-radius:9px;min-height:50px;min-width:0}input:focus,select:focus,textarea:focus{border-color:#2563eb;outline:none;box-shadow:0 0 0 3px #2563eb26}textarea{resize:vertical}.quick-adjust-chips{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}.quick-adjust-chips button{min-height:44px;padding:8px 14px;background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe;border-radius:8px;font-size:14px;font-weight:700}.result-action-box{border-top:1px dashed #cbd5e1;padding-top:20px;margin-top:22px;text-align:center}.btn-view-result{display:flex;width:100%;min-height:54px;align-items:center;justify-content:center;gap:12px;padding:14px 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#e2e8f0;cursor:pointer;font-size:15px}.check-row input{width:20px;height:20px;flex:0 0 20px;margin-top:4px;accent-color:#1e40af}.check-row small{display:block;color:#64748b;font-size:13px}.search-card{padding:24px 26px;background:#fff;border:1px solid #cbd5e1;border-radius:16px;margin:32px 0;box-shadow:var(--shadow)}.search-card label{font-weight:800;color:#0f172a;display:block;margin-bottom:12px}.search-results{margin:16px 0 0}.search-status{font-size:14px;color:#64748b;margin:12px 0}.topic-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.topic-tags a{font-size:13px;text-decoration:none;min-height:36px;padding:6px 12px;border-radius:7px;background:#f1f5f9;color:#475569}.land-example{display:block;width:100%;margin:18px auto}.site-footer{border-top:1px solid #cbd5e1;background:#fff;padding:35px 0;font-size:13px;color:#64748b}.footer-brand{color:#0f172a;font-weight:800;font-size:20px;margin-bottom:12px}.footer-links{display:flex;flex-wrap:wrap;gap:10px 18px;margin:18px 0}.footer-links a{min-height:30px;font-weight:700;text-decoration:none}.footer-admin-bar{border-top:1px solid #e2e8f0;padding-top:18px;line-height:1.9}.footer-admin-bar strong{color:#475569}.footer-note{margin:14px 0}.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:200;background:#0f172a;color:#fff;padding:14px 20px;border-radius:10px;font-size:14px;width:max-content;max-width:calc(100% - 32px);box-shadow:0 5px 25px #0f172a26}.highlight-pulse{animation:pulse 1.2s ease-out}@keyframes pulse{0%,100%{box-shadow:var(--shadow)}40%{box-shadow:0 0 0 6px #2563eb2e}}[hidden]{display:none!important}.form-error{color:#991b1b;background:#fef2f2;padding:12px 15px;border-radius:8px;margin-top:14px}.contact-preview{white-space:pre-wrap;background:#f1f5f9;padding:16px;border-radius:8px;margin:18px 0;font-size:14px}.form-fields{border:0;padding:0;margin:0}.diagram-note{font-size:13px;color:#64748b;text-align:center}
.card-head>div{min-width:0}
@media(max-width:1060px){.main-nav{display:none}.mobile-menu{display:block}.logo-sub{display:none}}
@media(max-width:600px){.container{width:calc(100% - 32px)}.site-header .container{width:calc(100% - 24px)}h1{font-size:28px;letter-spacing:-1.1px;line-height:1.5}h2{font-size:23px}.hero{padding:18px 0 0}.hero-title-line{white-space:nowrap;font-size:26px}.hero-desc{font-size:16px}.breadcrumb{margin:18px 0}.geo-summary-box{padding:18px}.article-section,.calc-form-card,.calc-result-card{padding:20px 18px}.feature-card,.nexus-card{padding:20px 18px}.card-title{font-size:19px}.ad-placement{margin:24px auto;padding:10px 8px}.official-item{padding:16px}.official-heading{align-items:flex-start;flex-direction:column;gap:3px}.toc{padding:20px 18px}.search-card{padding:20px 18px}.share-banner-box{padding:18px}.result-value{font-size:33px}.table-scroll th,.table-scroll td{padding:11px 9px;font-size:14px}.result-row{flex-wrap:wrap}.sticky-progress-card{top:74px;padding:10px 16px}.section-block{margin:32px 0}.site-logo{font-size:20px}.site-footer{padding:28px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}a.feature-card:hover,a.nexus-card:hover{transform:none}}
@media print{.site-header,.ad-placement,.official-actions,.share-banner-box,.related-nexus-section,.toast,.btn-view-result,.mobile-result-divider{display:none}.container{width:100%;max-width:none}.article-section,.calc-result-card{break-inside:avoid;box-shadow:none}.sticky-progress-card{position:static}body{background:#fff;color:#000}a{color:#000}.site-footer{margin-top:25px}}