@charset "UTF-8";
:root{--primary:#1e3a8a;--primary-light:#2563eb;--primary-dark:#102039;--accent:#b45309;--accent-light:#f5b944;--text:#102039;--sub:#334155;--muted:#64748b;--bg:#f8fafc;--border:#dce4ed;--teal:#087b75;--purple:#6d28d9;--radius:16px;--shadow:0 3px 14px rgba(15,23,42,.055)}
*,*::before,*::after{box-sizing:border-box;word-break:keep-all;overflow-wrap:break-word}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","Malgun Gothic",sans-serif;font-size:16px;line-height:1.75}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}a,button{-webkit-tap-highlight-color:transparent}button:disabled{cursor:wait;opacity:.7}img,svg{max-width:100%;vertical-align:middle}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--primary-light);outline-offset:4px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:fixed;top:-100px;left:16px;padding:12px 20px;background:var(--primary);color:#fff;z-index:200}.skip-link:focus{top:12px}.container{width:calc(100% - 40px);max-width:820px;margin-inline:auto}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.97);border-bottom:1px solid var(--border);z-index:100}.header-inner{max-width:1420px;margin:auto;min-height:72px;padding:12px 28px;display:flex;align-items:center;justify-content:space-between;gap:24px}.site-logo{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;flex-shrink:0;text-decoration:none;color:var(--text);font-size:20px;font-weight:850;letter-spacing:-1px}.site-logo img{width:34px;height:34px}.logo-caption{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:1.4px;margin-left:6px}.main-nav{display:flex;gap:4px;flex-wrap:nowrap}.nav-link{padding:9px 10px;font-size:14px;font-weight:650;text-decoration:none;color:var(--sub);white-space:nowrap;border-radius:8px}.nav-link:hover,.nav-link[aria-current]{background:#edf3ff;color:var(--primary)}.menu-button{display:none;background:#fff;border:1px solid var(--border);border-radius:9px;min-height:44px;padding:6px 13px;font-weight:750}.mobile-nav{border-top:1px solid var(--border);padding:12px 20px;max-height:70vh;overflow:auto}.mobile-nav a{display:block;padding:12px;text-decoration:none;border-bottom:1px solid #eef2f6;color:var(--text)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:7px;font-size:13px;color:var(--muted);padding:23px 0 8px;list-style:none;margin:0}.breadcrumb a{color:var(--muted);text-decoration:none}.affiliate-disclosure{font-size:13px;line-height:1.65;color:#5b6574;margin:10px 0 22px;padding:11px 15px;background:#f0f3f6;border-radius:8px}.affiliate-disclosure strong{color:#475569}.hero{padding:35px 0 28px;position:relative;isolation:isolate}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:1.3px;font-weight:800;color:var(--teal);margin-bottom:13px}.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal)}h1,h2,h3,h4{line-height:1.4;letter-spacing:-.045em;margin:0;color:var(--text)}h1{font-size:38px;font-weight:850;max-width:790px}.hero-title-line{display:block}.accent-text{color:var(--teal)}.hero p{font-size:17px;color:var(--sub);margin:17px 0 0;max-width:650px}.hero-meta{font-size:13px!important;color:var(--muted)!important;margin-top:14px!important}.home-hero{padding-top:38px;padding-bottom:28px}.home-hero h1{font-size:40px}.hero-decor{position:absolute;width:155px;height:155px;right:3px;top:26px;opacity:.8;z-index:-1}.home-hero p{max-width:540px}.tiny-label{font-size:12px;font-weight:750;letter-spacing:1.3px;color:var(--muted)}
.section{margin:40px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px}.section-heading h2{font-size:26px;font-weight:800}.section-heading p{margin:6px 0 0;color:var(--muted);font-size:15px}.section-heading>a{font-size:14px;white-space:nowrap;font-weight:700;text-decoration:none}.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;margin:20px 0}.card-stack{display:flex;flex-direction:column;gap:18px}.feature-card{--card-color:var(--primary);--card-tint:#eff6ff;display:flex;align-items:center;gap:20px;text-decoration:none;padding:24px 26px;border:1px solid var(--border);border-left:5px solid var(--card-color);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);color:var(--text);transition:transform .2s,box-shadow .2s}.card--calc{--card-color:var(--purple);--card-tint:#f5f3ff}.card--docs{--card-color:var(--teal);--card-tint:#edfaf6}.card-icon{flex-shrink:0;width:48px;height:48px;display:grid;place-items:center;background:var(--card-tint);color:var(--card-color);font-size:22px;border-radius:13px;font-weight:750}.card-label{font-size:12px;color:var(--card-color);font-weight:800}.card-title{font-size:20px;font-weight:800;margin:5px 0}.card-desc{color:var(--sub);font-size:15px;margin:0}.card-arrow{margin-left:auto;color:var(--card-color);font-size:24px;flex-shrink:0}.feature-card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(15,23,42,.1)}
.search-card{padding:25px;background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:0 8px 30px rgba(15,23,42,.05);margin-bottom:28px}.search-label{display:block;font-size:18px;font-weight:800;margin-bottom:11px}.search-field{position:relative;display:flex;gap:10px}.search-field input{padding-right:45px}.search-glyph{position:absolute;right:18px;top:9px;color:var(--teal);font-size:25px;pointer-events:none}.search-caption{font-size:13px;margin:12px 0 0;color:var(--muted)}.search-results{list-style:none;padding:0;margin:14px 0 0;max-height:440px;overflow:auto}.search-results a{display:flex;justify-content:space-between;gap:15px;padding:12px 10px;border-bottom:1px solid var(--border);text-decoration:none}.search-results a:hover{background:#f0fdfa}.search-results small{color:var(--muted)}.search-empty{padding:14px 0;color:var(--muted)}.chips{display:flex;gap:9px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;min-height:44px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--sub);text-decoration:none;font-size:14px;font-weight:650}.chip:hover,.chip[aria-pressed=true]{border-color:var(--teal);color:var(--teal);background:#f0fdfa}.destination-list{display:flex;flex-direction:column;gap:10px}.destination-row{display:flex;align-items:center;gap:17px;text-decoration:none;background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px 20px;color:var(--text)}.country-code{font-size:13px;font-weight:800;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:#edf5f6;color:var(--teal);letter-spacing:1px;flex-shrink:0}.destination-row h3{font-size:18px}.destination-row p{margin:3px 0 0;font-size:14px;color:var(--muted)}.destination-row:hover{border-color:#6daaa8}.link-list{list-style:none;padding:0;margin:10px 0;display:flex;flex-direction:column}.link-list li+li{border-top:1px solid var(--border)}.link-list a{display:flex;justify-content:space-between;gap:16px;padding:13px 0;text-decoration:none;color:var(--sub);font-weight:600}.link-list a:hover{color:var(--teal)}
.geo-summary-box{padding:22px 25px;background:#eef8f5;border:1px solid #c7e5dc;border-left:5px solid var(--teal);border-radius:14px;margin:22px 0 24px}.summary-header{font-size:15px;font-weight:800;color:#08655f;margin-bottom:8px}.geo-summary-box p{margin:0;color:#254b48}.geo-summary-box ul{padding-left:20px;margin:8px 0 0}.prose{color:var(--sub)}.prose h2{font-size:25px;font-weight:800;margin:0 0 17px}.prose h3{font-size:19px;margin:23px 0 8px}.prose p{margin:12px 0}.prose ul,.prose ol{padding-left:23px}.prose li+li{margin-top:8px}.article-section{margin:35px 0;padding:27px;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.section-number{display:block;font-size:12px;font-weight:800;color:var(--teal);letter-spacing:1.2px;margin-bottom:8px}.toc{padding:20px 24px;background:#fff;border:1px solid var(--border);border-radius:12px;margin:25px 0}.toc summary{font-weight:750;cursor:pointer}.toc ol{margin:12px 0 0;padding-left:22px}.toc a{font-size:14px;text-decoration:none}.toc li{margin:5px 0}.notice-box{border:1px solid;border-left:4px solid;padding:18px 20px;border-radius:12px;margin:20px 0}.notice-box p{margin:5px 0 0}.notice-box-info{background:#eff6ff;border-color:#93b6f3;color:#1e3a8a}.notice-box-warning{background:#fffbeb;border-color:#e8b951;color:#854307}.notice-box-danger{background:#fef2f2;border-color:#e8a0a0;color:#991b1b}.notice-box-success{background:#ecfdf5;border-color:#54b391;color:#065f46}
.button,.btn-view-result,.btn-share-url{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:12px 22px;background:var(--primary);border:1px solid var(--primary);border-radius:10px;color:#fff;text-decoration:none;font-weight:750;line-height:1.5;text-align:center}.button:hover{background:#152d70}.button-secondary{background:#fff;color:var(--primary);border-color:#c2cfe5}.button-secondary:hover{background:#edf3ff}.button-teal{background:var(--teal);border-color:var(--teal)}.button-teal:hover{background:#05615d}.cta-block{margin:27px 0;text-align:left}.cta-block .button{width:100%}.cta-note{color:var(--muted);font-size:13px;margin:8px 0 0;line-height:1.65}.cta-final{padding:26px;border-radius:16px;background:#eaf0fb;border:1px solid #cbd9f1}.cta-final h2{font-size:24px;margin-bottom:8px}.cta-final p{margin:8px 0 17px}
.calc-single-column-container{display:flex;flex-direction:column;gap:22px;width:100%;max-width:820px;margin:auto}.calc-form-card{padding:28px;background:#fff;border:1px solid var(--border);border-top:5px solid var(--purple);border-radius:16px;box-shadow:var(--shadow)}.calc-form-card h2{font-size:25px;margin:0 0 7px}.form-intro{margin:0 0 22px;color:var(--muted);font-size:15px}.field{display:block;margin:20px 0}.field>label,.field>legend{display:block;font-weight:750;color:var(--text);margin-bottom:8px}.field-hint{font-size:13px;color:var(--muted);margin:7px 0}input:not([type=radio]):not([type=checkbox]),select,textarea{width:100%;min-width:0;border:2px solid #cbd5e1;border-radius:9px;background:#fff;color:var(--text);padding:11px 14px;min-height:50px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(37,99,235,.13)}.input-with-unit{position:relative}.input-with-unit input{padding-right:50px!important}.input-unit{position:absolute;right:17px;top:12px;color:var(--muted);pointer-events:none}.quick-adjust-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.quick-adjust-chips button{background:#f1f5f9;border:1px solid #dce4ed;border-radius:8px;padding:7px 14px;min-height:42px;font-size:14px;color:var(--sub)}fieldset{border:0;padding:0;margin:0;min-width:0}.radio-options{display:flex;flex-direction:column;gap:10px}.radio-option{display:flex;align-items:center;gap:12px;border:1px solid var(--border);border-radius:9px;padding:13px 15px;cursor:pointer}.radio-option:has(input:checked){background:#f2f0fe;border-color:#8b6cbf}.radio-option input,.check-item input{width:19px;height:19px;flex-shrink:0;accent-color:var(--primary)}.radio-option small{display:block;font-size:13px;color:var(--muted)}.result-action-box{border-top:1px dashed #bccada;margin-top:26px;padding-top:24px}.btn-view-result{width:100%;background:linear-gradient(115deg,#1e3a8a,#315bc4);border:0;font-size:17px;min-height:56px}.result-action-tip{display:block;text-align:center;margin-top:9px;color:var(--muted);font-size:13px}.result-column-wrapper{scroll-margin-top:95px}.mobile-result-divider{display:flex;align-items:center;gap:15px;font-size:13px;font-weight:750;color:var(--muted);margin:9px 0 18px}.mobile-result-divider::before,.mobile-result-divider::after{content:"";flex:1;height:1px;background:var(--border)}.result-section-header{background:linear-gradient(120deg,#102039,#1e3a8a);border-left:5px solid var(--accent-light);color:#fff;padding:19px 23px;border-radius:13px 13px 0 0;display:flex;justify-content:space-between;gap:15px;align-items:center}.result-section-header h2{color:#fff;font-size:21px}.result-section-header span{font-size:12px;background:#ffffff17;padding:4px 9px;border-radius:6px;white-space:nowrap}.result-card{padding:27px;background:#fff;border:1px solid var(--border);border-top:0;border-radius:0 0 14px 14px;box-shadow:var(--shadow)}.result-value{font-size:40px;font-weight:850;line-height:1.3;letter-spacing:-1px;color:var(--primary);margin:15px 0 8px}.result-subtitle{font-weight:750;color:var(--text);margin:0}.result-detail{padding:14px 0;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:20px}.result-detail strong{text-align:right}.result-description{color:var(--sub)}.share-banner-box{padding:18px;background:#fffbeb;border:1px dashed #d79f42;border-radius:11px;margin:22px 0}.share-banner-box p{font-size:13px;color:#78532b;margin:5px 0 12px}.btn-share-url{background:linear-gradient(110deg,#a44e0b,#bc650f);border:0;font-size:14px;min-height:44px}.copy-fallback{margin-top:12px}.error-text{color:#991b1b;font-weight:650}.highlight-pulse{animation:pulse 1.2s ease-out}@keyframes pulse{0%,100%{box-shadow:var(--shadow)}40%{box-shadow:0 0 0 5px #c6d8ff}}
.table-wrap{overflow-x:auto;margin:18px 0;border:1px solid var(--border);border-radius:10px;overscroll-behavior-inline:contain}table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.6}th,td{text-align:left;vertical-align:top;padding:14px 15px;border-bottom:1px solid var(--border);min-width:90px}th{background:#edf2f8;color:var(--text);font-weight:750}tr:last-child td{border-bottom:0}caption{padding:10px;color:var(--muted);text-align:left}.faq{margin:36px 0}.faq h2{margin-bottom:17px;font-size:26px}.faq details{border:1px solid var(--border);border-radius:11px;background:#fff;margin:10px 0;padding:0 20px}.faq summary{cursor:pointer;padding:17px 3px;font-weight:700;color:var(--text)}.faq details p{margin:0;padding:0 3px 20px;color:var(--sub);font-size:15px}.related-nexus-section{margin:42px 0}.related-nexus-section h2{font-size:25px;margin:0 0 8px}.related-nexus-section>p{color:var(--muted);margin:0 0 20px}.nexus-grid{display:flex;flex-direction:column;gap:14px}.source-note{border-top:1px solid var(--border);padding-top:18px;margin:28px 0;color:var(--muted);font-size:13px}.source-note p{margin:7px 0}.source-note code{font:inherit;overflow-wrap:anywhere}.ad-placement{width:100%;max-width:820px;margin:30px auto;padding:14px 12px;text-align:center;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px}.ad-caption{font-size:11px;color:#64748b;letter-spacing:2px;margin-bottom:8px}.ad-placement ins.adsbygoogle{display:block}
.sticky-progress-card{position:sticky;top:80px;z-index:85;background:var(--primary);color:#fff;padding:13px 18px;border-radius:11px;margin:22px 0}.progress-top{display:flex;justify-content:space-between;gap:16px;font-size:14px;font-weight:750}.progress-track{background:#ffffff35;border-radius:5px;height:6px;margin-top:9px}.progress-fill{background:#f8cc62;border-radius:5px;height:6px;width:0;transition:width .2s}.check-item{display:flex;align-items:flex-start;gap:12px;padding:15px 0;border-bottom:1px solid var(--border);cursor:pointer}.check-item input{margin-top:5px}.check-item small{display:block;color:var(--muted);font-size:13px}.check-item:has(input:checked)>span{color:var(--teal)}.step-list{list-style:none;padding:0!important;counter-reset:steps}.step-list li{counter-increment:steps;position:relative;padding:7px 0 20px 47px;border-bottom:1px solid var(--border);margin-top:18px!important}.step-list li::before{content:counter(steps,decimal-leading-zero);position:absolute;left:0;top:6px;color:var(--teal);font-size:18px;font-weight:800}.step-list strong{color:var(--text)}.step-list p{margin:5px 0 0!important}.site-footer{background:#fff;border-top:1px solid var(--border);margin-top:60px;padding:36px 0 25px}.footer-brand{font-weight:850;font-size:20px;margin-bottom:7px}.footer-intro{font-size:14px;color:var(--muted);margin:0 0 20px}.footer-links{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:20px}.footer-links a{font-size:13px;text-decoration:none;color:var(--sub)}.footer-admin-bar{font-size:12px;color:var(--muted);border-top:1px solid var(--border);padding-top:17px;line-height:1.9}.footer-admin-bar a{color:inherit}.copyright{font-size:11px;letter-spacing:.6px;color:var(--muted);margin-top:12px}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:calc(100% - 32px);padding:13px 22px;border-radius:10px;background:var(--primary-dark);color:#fff;z-index:150;font-size:14px;box-shadow:0 5px 20px #10203933}.form-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.contact-status{padding:15px;background:#eff6ff;border-radius:9px;color:var(--primary);margin-top:18px}.print-only{display:none}
@media(max-width:1060px){.main-nav{display:none}.menu-button{display:block}.header-inner{min-height:68px;padding:11px 20px}.logo-caption{display:none}}
@media(max-width:540px){.container{width:calc(100% - 32px)}body{font-size:15px}.hero{padding:23px 0 20px}h1,.home-hero h1{font-size:28px;line-height:1.4}.home-hero h1{font-size:29px}.hero p{font-size:15px}.hero-decor{width:100px;top:20px;opacity:.25;right:0}.hero-title-line{white-space:normal}.home-hero .hero-title-line{white-space:nowrap}.section-heading h2,.prose h2,.related-nexus-section h2{font-size:23px}.section-heading{align-items:start}.section-heading>a{font-size:12px}.section{margin:32px 0}.card,.calc-form-card,.result-card,.article-section,.search-card,.geo-summary-box{padding:20px 18px}.article-section{margin:27px 0}.feature-card{padding:20px 18px;gap:13px}.card-icon{width:40px;height:40px;font-size:20px}.card-title{font-size:18px}.card-desc{font-size:14px}.card-arrow{font-size:20px}.destination-row{padding:14px 16px;gap:13px}.destination-row p{font-size:13px}.result-section-header{padding:16px}.result-section-header h2{font-size:18px}.result-section-header span{font-size:11px}.result-value{font-size:34px}.ad-placement{padding:10px 8px;margin:24px auto}.site-logo{font-size:18px}.sticky-progress-card{top:76px}.chip{padding:8px 12px}.cta-final{padding:20px}.cta-final h2{font-size:22px}.breadcrumb{font-size:12px}.affiliate-disclosure{font-size:12px}th,td{padding:11px;font-size:13px}.table-wrap{max-width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.feature-card:hover{transform:none}}
@media print{.site-header,.site-footer,.ad-placement,.cta-block,.affiliate-disclosure,.share-banner-box,.toast,.menu-button,.related-nexus-section{display:none!important}body{background:white;color:black;font-size:12pt}.container{width:100%;max-width:none}.card,.article-section,.result-card{box-shadow:none;break-inside:avoid}.sticky-progress-card{position:static}.print-only{display:block}a{color:black}}