:root{--primary:#1e3a8a;--primary-light:#2563eb;--text-main:#0f172a;--text-sub:#334155;--text-muted:#64748b;--bg-main:#f8fafc;--bg-card:#fff;--primary-bg:#eff6ff;--accent-light:#f59e0b;--border-color:#e2e8f0;--control-border:#64748b;--radius:18px;--shadow:0 2px 6px rgba(15,23,42,.06);--header-offset:100px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:var(--header-offset)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;color:var(--text-main);background:var(--bg-main);font-size:16px;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}a{color:var(--primary);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.65}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #2563eb;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1{font-size:38px;line-height:1.35;font-weight:800;letter-spacing:-1.4px;margin-bottom:20px}h2{font-size:26px;line-height:1.4;letter-spacing:-.6px;margin-bottom:16px}h3{font-size:20px;line-height:1.5;margin-bottom:8px}h1 em{font-style:normal;color:var(--primary-light)}ul,ol{padding-left:24px}li+li{margin-top:8px}img,svg{max-width:100%}[hidden]{display:none}section,[id]{scroll-margin-top:var(--header-offset)}.container{max-width:840px;padding:0 20px;margin:auto;min-width:0}.skip-link{position:fixed;z-index:200;top:8px;left:8px;padding:12px 18px;background:#fff;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}.site-header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--border-color)}.header-inner{display:flex;align-items:center;gap:24px;max-width:1060px;margin:auto;padding:16px 20px;min-height:76px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap;color:#0f172a;font-size:22px;font-weight:800;letter-spacing:-.8px}.brand-icon{width:38px;height:38px;border-radius:12px;background:var(--primary);display:grid;place-items:center;color:#fff}.brand-icon svg{width:27px;height:27px}.brand small{font-size:12px;color:var(--text-muted);font-weight:500;letter-spacing:0;display:block;line-height:1.4}.site-nav{margin-left:auto;display:flex;gap:22px;align-items:center}.site-nav a{text-decoration:none;font-size:14px;font-weight:700;min-height:44px;display:flex;align-items:center}.site-nav a[aria-current]{color:var(--primary-light);text-decoration:underline;text-decoration-thickness:2px}.menu-toggle{display:none;margin-left:auto;min-width:44px;min-height:44px;border:1px solid var(--border-color);border-radius:8px;background:#fff;color:var(--text-main)}.hero{padding:52px 0 0}.eyebrow{color:var(--primary);font-size:13px;letter-spacing:1px;font-weight:800;display:flex;align-items:center;gap:8px;margin-bottom:18px}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary-light)}.hero .lead{font-size:17px;color:var(--text-sub);max-width:630px;margin-bottom:28px}.hero-home h1{font-size:40px}.hero-meta,.metadata{font-size:13px;color:var(--text-muted);display:flex;gap:12px;flex-wrap:wrap;margin:16px 0 24px}.hero-art{border-top:1px solid #bfdbfe;display:flex;gap:12px;align-items:center;padding:16px 0;color:var(--text-sub);font-size:13px}.hero-art svg{width:84px;height:38px;flex-shrink:0;color:var(--primary)}.hero-art span{margin-left:auto;color:var(--primary);font-weight:700}.section{margin:40px 0}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}.section-heading h2{margin:0}.section-heading a{font-size:14px}.card,.hub-card,.calc-form-card,.procedure-step-card{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);margin-bottom:20px}.hub-card{display:block;text-decoration:none;color:var(--text-main);position:relative;transition:border-color .18s,transform .18s}.hub-card:hover,.nexus-card:hover{border-color:#93b4ee;transform:translateY(-2px)}.hub-card .card-label,.card-label{font-size:12px;font-weight:800;color:var(--primary);letter-spacing:.4px;margin:0 0 8px;display:block}.hub-card p{color:var(--text-sub);margin:8px 0 14px}.hub-card .action-text{color:var(--primary);font-weight:700;font-size:14px}.card--calc{border-top:5px solid var(--primary-light)}.card--prepare{border-top:5px solid #0f766e}.card--inspect{border-top:5px solid #6d28d9}.feature-icon{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:12px;background:var(--primary-bg);margin-bottom:14px;color:var(--primary)}.feature-icon svg{width:25px;height:25px}.btn-primary,.btn-secondary,button.copy-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;min-height:48px;border-radius:10px;font-weight:700;text-decoration:none;line-height:1.6;text-align:center;border:2px solid transparent;white-space:normal}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#172f72}.btn-secondary,button.copy-button{background:#fff;border-color:#cbd5e1;color:var(--primary)}.btn-secondary:hover,button.copy-button:hover{border-color:var(--primary);background:var(--primary-bg)}.button-row{display:flex;gap:12px;flex-wrap:wrap}.button-row>*{flex:1;min-width:140px}.hero .btn-primary{padding:14px 24px}.geo-summary-box{padding:24px 26px;border-left:4px solid var(--primary-light);background:var(--primary-bg);border-radius:0 12px 12px 0;margin:24px 0}.geo-summary-box h2{font-size:18px;margin-bottom:12px}.geo-summary-box p:last-child,.card p:last-child{margin-bottom:0}.ad-placement{margin:28px 0;padding:12px 0;border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);background:transparent;min-width:0}.ad-label{display:block;text-align:center;font-size:12px;color:var(--text-muted);letter-spacing:1px;margin-bottom:8px}.adsbygoogle{display:block}.toc{padding:24px;background:#fff;border:1px solid var(--border-color);border-radius:12px;margin-bottom:32px}.toc h2{font-size:18px;margin-bottom:12px}.toc ol{padding-left:22px;margin:0}.toc li{padding:0;margin:0}.toc a{display:block;padding:10px 4px;min-height:44px;font-size:15px;line-height:1.6}.article-section{margin:36px 0}.check-table{overflow-x:auto;border:1px solid var(--border-color);border-radius:12px;margin:20px 0}table{border-collapse:collapse;width:100%;background:#fff;text-align:left;font-size:15px}caption{padding:14px 18px;text-align:left;font-weight:700;background:var(--primary-bg)}th,td{padding:14px 18px;border-bottom:1px solid var(--border-color);vertical-align:top}th{background:#f1f5f9;font-weight:700}tr:last-child td{border-bottom:0}.notice-box-info,.notice-box-warning,.notice-box-error,.notice-box-success{padding:18px 20px;border-radius:12px;margin:20px 0;border:1px solid transparent}.notice-box-info{background:var(--primary-bg);color:var(--primary);border-color:#bfdbfe}.notice-box-warning{background:#fffbeb;color:#92400e;border-color:#fde68a}.notice-box-error{background:#fef2f2;color:#991b1b;border-color:#fecaca}.notice-box-success{background:#ecfdf5;color:#065f46;border-color:#a7f3d0}.notice-box-warning strong,.notice-box-info strong{display:block;margin-bottom:4px}.procedure-step-card{box-shadow:none;position:relative;padding-left:70px}.step-number{position:absolute;left:24px;top:26px;width:30px;height:30px;display:grid;place-items:center;background:var(--primary-bg);color:var(--primary);font-weight:800;border-radius:50%}.procedure-step-card p{margin:0;color:var(--text-sub)}.official-card{background:#fff;border:1px solid #a7c3ef;border-left:4px solid var(--primary-light);border-radius:12px;padding:24px;margin:24px 0}.official-card .official-label{font-size:12px;letter-spacing:.6px;color:var(--primary);font-weight:800}.official-url{font-size:14px;display:block;color:var(--text-muted);margin:8px 0 16px}.official-card h3{margin-top:8px}.sources{border-top:1px solid var(--border-color);padding-top:24px;margin:32px 0;color:var(--text-sub);font-size:14px}.sources h2{font-size:18px}.sources li{margin:8px 0}.next-action-container{margin:36px 0 44px}.next-action-card{background:#102955;color:#fff;padding:30px;border-radius:18px;border-top:4px solid var(--accent-light)}.next-action-badge{font-size:12px;color:#fcd34d;letter-spacing:.5px;font-weight:700;margin-bottom:10px}.next-action-title{font-size:24px;line-height:1.45}.next-action-desc{color:#dbeafe;margin-bottom:24px}.next-action-buttons{display:flex;flex-direction:column;gap:12px}.next-action-buttons .btn-primary{background:#fff;color:#102955}.next-action-buttons .btn-secondary{background:transparent;color:#fff;border-color:#7895bd}.nexus-card{display:block;background:var(--primary-bg);border:1px solid #bfdbfe;border-left:4px solid var(--primary-light);border-radius:12px;padding:20px;text-decoration:none;margin:14px 0;color:var(--text-main);transition:transform .18s,border-color .18s}.nexus-card strong{font-size:17px;display:block;color:var(--primary)}.nexus-card span{display:block;color:var(--text-sub);font-size:14px;margin-top:5px}.category-group{background:#fff;border:1px solid var(--border-color);border-radius:14px;margin:16px 0}.category-group summary{padding:22px 24px;cursor:pointer;min-height:44px;font-weight:700;font-size:18px}.category-content{padding:0 24px 24px}.category-content .nexus-card{background:#fff}.faq details{padding:18px 0;border-bottom:1px solid var(--border-color)}.faq summary{font-weight:700;cursor:pointer;min-height:44px;line-height:1.7}.faq p{color:var(--text-sub);margin:14px 0 0}.search-form{display:flex;gap:10px;align-items:end;margin:18px 0}.search-field{flex:1;min-width:0}.search-form input{width:100%}.search-form button{flex-shrink:0}.field{margin-bottom:22px;padding:20px;background:#f8fafc;border-radius:12px;border:1px solid var(--border-color)}.field label,.search-field label{display:block;font-weight:700;margin-bottom:10px;font-size:16px}.field input,.field select,textarea,.search-form input{width:100%;min-height:52px;border:2px solid var(--control-border);border-radius:8px;background:#fff;color:var(--text-main);padding:10px 14px;font-size:16px;line-height:1.6}.field input[aria-invalid=true]{border-color:#991b1b}.field-hint{display:block;color:var(--text-muted);font-size:14px;margin-top:8px}.field-error{display:block;color:#991b1b;font-size:14px;margin-top:8px}.field-error:empty{display:none}.form-actions{border-top:1px solid var(--border-color);padding-top:24px;display:flex;flex-direction:column;gap:12px}.form-actions button{width:100%}.calc-result-card{border-radius:18px;border:1px solid #b4c8e7;background:#fff;margin:28px 0;box-shadow:var(--shadow);overflow-wrap:anywhere}.result-header{background:#102955;color:#fff;padding:24px 26px;border-top:5px solid var(--accent-light);border-radius:18px 18px 0 0}.result-header h2{font-size:18px;margin-bottom:8px;font-weight:500}.result-number{font-size:38px;font-weight:800;line-height:1.4;letter-spacing:-1px;overflow-wrap:anywhere}.result-number small{font-size:17px;letter-spacing:0}.result-body{padding:24px 26px}.summary-row{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;flex-wrap:wrap;padding:14px 0;border-bottom:1px solid var(--border-color)}.summary-row span{color:var(--text-sub)}.summary-row strong{text-align:right;margin-left:auto}.summary-row.total{font-weight:800;color:var(--primary)}.result-status{font-size:14px;margin:12px 0}.result-actions{margin-top:24px;display:flex;flex-direction:column;gap:12px}.check-option{display:flex;align-items:flex-start;gap:12px;padding:16px;border:2px solid var(--control-border);border-radius:10px;min-height:52px;margin:12px 0;background:#fff;cursor:pointer}.check-option:has(input:checked){border-color:#1e3a8a;background:var(--primary-bg)}.check-option input{width:22px;height:22px;accent-color:var(--primary);flex-shrink:0;margin:3px 0 0}.check-option span{font-weight:500}.progress-label{display:flex;justify-content:space-between;gap:12px;margin:14px 0 8px;font-weight:700}progress{width:100%;height:10px;accent-color:var(--primary)}.affiliate{border:1px solid var(--border-color);border-radius:12px;padding:24px;background:#fff;margin:32px 0}.affiliate .disclosure{font-size:14px;color:var(--text-sub);background:#f1f5f9;padding:12px;border-radius:8px}.affiliate a{display:block;min-height:44px;padding:10px 0}.site-footer{background:#fff;border-top:1px solid var(--border-color);padding:36px 0;margin-top:48px;color:var(--text-muted);font-size:13px}.footer-brand{font-weight:800;color:var(--text-main);font-size:17px;margin-bottom:12px}.footer-links{display:flex;gap:12px 20px;flex-wrap:wrap;margin:20px 0}.footer-links a{min-height:44px;display:flex;align-items:center}.site-footer p{margin:8px 0}.status-message{font-size:14px;min-height:24px;color:var(--primary);margin:10px 0}.no-results{padding:24px;background:var(--primary-bg);border-radius:12px}.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.filter-bar button{min-height:44px;border:1px solid var(--control-border);background:#fff;color:var(--text-sub);padding:8px 14px;border-radius:8px}.filter-bar button[aria-pressed=true]{color:#fff;background:var(--primary);border-color:var(--primary)}.muted{color:var(--text-muted);font-size:14px}.print-only{display:none}
@media(max-width:1060px){.menu-toggle{display:block}.site-nav{display:none;position:absolute;top:100%;left:0;width:100%;background:#fff;padding:12px 20px 20px;border-bottom:1px solid var(--border-color);box-shadow:var(--shadow);flex-direction:column;gap:0;align-items:stretch}.site-nav.is-open{display:flex}.site-nav a{padding:12px 0}.header-inner{gap:12px}}
@media(max-width:600px){h1{font-size:28px;letter-spacing:-.8px}.hero-home h1{font-size:30px}h2{font-size:23px}.hero{padding-top:32px}.hero .lead{font-size:16px}.container{padding:0 16px}.card,.hub-card,.calc-form-card{padding:20px}.field{padding:16px}.geo-summary-box{padding:18px 20px}.hero-art{flex-wrap:wrap}.hero-art span{margin-left:0}.hero-art svg{width:60px}.next-action-card{padding:24px 20px}.next-action-title{font-size:22px}.result-header,.result-body{padding:20px}.result-number{font-size:32px}.procedure-step-card{padding:20px 20px 20px 62px}.step-number{left:20px;top:22px}.search-form{flex-wrap:wrap}.search-form button{width:100%}.search-field{flex-basis:100%}.category-group summary{padding:20px}.category-content{padding:0 20px 20px}.brand{font-size:20px}.brand small{font-size:11px}.summary-row strong{text-align:left}.official-card{padding:20px}th,td{padding:12px}.button-row>*{min-width:100%;flex-basis:100%}}
@media(max-width:350px){.container{padding:0 12px}.card,.hub-card,.calc-form-card{padding:18px}.field{padding:12px}.brand-icon{width:32px;height:32px}.header-inner{padding:12px}.brand small{font-size:10px}.next-action-card{padding:20px 18px}}
.no-js .menu-toggle{display:none}.no-js .site-header{position:static}.no-js .header-inner{flex-wrap:wrap}.no-js .site-nav{display:flex;position:static;box-shadow:none;border:0;padding:0;flex-wrap:wrap}.copy-fallback{margin-top:10px;min-height:100px}.field select[aria-invalid=true]{border-color:#991b1b}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none}}
@media print{.site-header,.site-footer,.ad-placement,.affiliate,.form-actions,.result-actions,.next-action-container,.search-form,.filter-bar{display:none}.print-only{display:block}body{background:#fff;color:#000}.card,.calc-result-card{box-shadow:none;break-inside:avoid}.container{max-width:none}.result-header{background:#fff;color:#000;border:1px solid #555}a{color:#000}}