/* A public, searchable reference desk. All styles are isolated from account UI. */
.page-knowledge{background:#f4f7f8;color:#163b4d}.knowledge-page{max-width:1320px;margin:0 auto;padding:26px 30px 60px;line-height:1.6}.knowledge-page *{box-sizing:border-box}.knowledge-page [hidden]{display:none!important}.knowledge-page a{color:inherit;text-decoration:none}.knowledge-page a:focus-visible,.knowledge-page button:focus-visible,.knowledge-page input:focus-visible,.knowledge-page select:focus-visible{outline:3px solid #dba348;outline-offset:4px}.knowledge-topline{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:13px;margin-bottom:25px}.knowledge-topline>a{font-weight:700}.knowledge-language{display:flex;align-items:center;gap:10px}.knowledge-language label{color:#617c8b;font-size:12px}.knowledge-language select{border:1px solid #cfdee4;border-radius:9px;padding:9px 12px;background:#fff;color:#21495c;max-width:190px;font:inherit}.knowledge-hero{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:34px;padding:48px 48px 45px;background:radial-gradient(ellipse at 85% 0%,#28657880,transparent 70%),#10354a;border:1px solid #2f5b6d;border-radius:24px;color:#eef9fc;overflow:hidden}.knowledge-eyebrow{display:block;color:#b57c2a;letter-spacing:.14em;font-size:11px;font-weight:800;line-height:1.6;text-transform:uppercase}.knowledge-hero .knowledge-eyebrow{color:#8ed5d1}.knowledge-hero h1{font-size:clamp(30px,3.2vw,43px);line-height:1.25;letter-spacing:-.035em;margin:14px 0 18px;max-width:680px}.knowledge-hero p{font-size:16px;line-height:1.8;color:#bed8e3;max-width:620px;margin:0}.knowledge-hero-link{display:inline-flex;align-items:center;gap:30px;color:#ffda94!important;font-size:13px;font-weight:750;border-bottom:1px solid #ffda9455;padding-bottom:5px;margin-top:28px}.knowledge-hero-visual{min-width:0;position:relative}.knowledge-diagram{display:block;width:100%;height:auto;direction:ltr}.knowledge-category-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin:24px 0 42px}.knowledge-category-card{position:relative;padding:24px 22px 26px;border:1px solid #d8e4e9;border-radius:14px;background:#fff;transition:border-color .2s,box-shadow .2s}.knowledge-category-card:hover{border-color:#6b9eac;box-shadow:0 7px 21px #173e5510}.knowledge-category-number{display:block;font-size:11px;font-weight:700;color:#a57330;letter-spacing:.15em;margin-bottom:14px}.knowledge-category-card strong{display:block;font-size:17px;line-height:1.5}.knowledge-category-card p{font-size:13px;line-height:1.75;color:#607b8c;margin:9px 0 24px}.knowledge-category-card>span:last-child{position:absolute;bottom:19px;inset-inline-end:22px;color:#3a8292}.knowledge-controls{padding-bottom:25px;border-bottom:1px solid #d8e3e8;margin-bottom:35px}.knowledge-search{display:block;max-width:620px;font-size:12px;font-weight:700;color:#506b7b}.knowledge-search>span{display:block;position:relative;margin-top:7px}.knowledge-search svg{position:absolute;width:20px;height:20px;inset-inline-start:16px;top:15px;fill:none;stroke:#5d8192;stroke-width:1.8}.knowledge-search input{display:block;width:100%;padding:14px 16px;padding-inline-start:47px;border:1px solid #c8dce5;border-radius:11px;color:#123b50;font:inherit;font-size:14px;background:#fff}.knowledge-filters{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}.knowledge-filters button{border:1px solid #d5e2e8;padding:9px 16px;border-radius:8px;font:inherit;font-size:12px;font-weight:650;color:#547184;background:#fff;cursor:pointer;transition:background .18s,color .18s}.knowledge-filters button[aria-pressed=true]{background:#1a5066;color:#fff;border-color:#1a5066}.knowledge-filters button:hover{border-color:#6c9aaa}.knowledge-group{margin-bottom:48px;scroll-margin-top:240px}.knowledge-group-heading{display:flex;gap:18px;align-items:start;margin-bottom:20px}.knowledge-group-heading>span{display:grid;place-items:center;flex:0 0 40px;height:40px;border:1px solid #cbdfe6;border-radius:11px;font-size:12px;font-weight:750;color:#34768a;background:#edf5f6}.knowledge-group-heading h2{font-size:25px;line-height:1.4;margin:1px 0 5px;letter-spacing:-.02em}.knowledge-group-heading p{font-size:14px;color:#617b8b;margin:0}.knowledge-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.knowledge-card{display:flex;flex-direction:column;min-width:0;padding:25px 25px 22px;background:#fff;border:1px solid #dce6eb;border-radius:13px;transition:box-shadow .18s,border-color .18s}.knowledge-card:hover{border-color:#9abac8;box-shadow:0 8px 24px #123b4d0b}.knowledge-card-category{font-size:10px;letter-spacing:.04em;color:#608b95;font-weight:650;margin-bottom:12px}.knowledge-card h3{font-size:18px;line-height:1.5;letter-spacing:-.015em;margin:0 0 10px}.knowledge-card p{font-size:13px;line-height:1.8;color:#688191;margin:0 0 22px}.knowledge-read{display:flex;justify-content:space-between;gap:15px;font-size:12px;font-weight:700;margin-top:auto;color:#276f83}.knowledge-empty{padding:35px;border:1px dashed #b7cdd8;border-radius:13px;text-align:center;color:#617c8c;background:#fff}.knowledge-resource-heading{font-size:14px;margin:24px 0 13px;color:#577585}.knowledge-tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.knowledge-tool{display:flex;align-items:center;gap:15px;border:1px solid #d7e4e9;border-radius:12px;padding:18px;background:#fff;transition:border-color .2s}.knowledge-tool:hover{border-color:#6d9dae}.knowledge-tool-icon{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;background:#edf6f6;border-radius:10px;color:#347e8e;font-size:11px;font-weight:800;letter-spacing:.03em}.knowledge-tool:nth-child(3n+2) .knowledge-tool-icon{background:#fff5e5;color:#aa752c}.knowledge-tool strong{font-size:14px;line-height:1.5}.knowledge-tool-arrow{margin-inline-start:auto;color:#6895a3}.knowledge-external-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.knowledge-external{display:flex;align-items:center;gap:12px;min-width:0;padding:15px 16px;border:1px solid #d9e4e9;border-radius:9px;background:#f9fbfc;font-size:12px}.knowledge-external:hover{border-color:#8cb0be;background:#fff}.knowledge-external>span{flex:0 0 30px;color:#8a724d;font-size:10px}.knowledge-external strong{font-weight:550;overflow-wrap:anywhere}.knowledge-reference-note{color:#718895;font-size:12px;padding:18px 0;border-top:1px solid #dce6eb}.knowledge-contact{display:flex;justify-content:space-between;align-items:center;gap:30px;border:1px solid #c9dfe5;border-radius:16px;background:#e9f3f4;padding:30px 34px;margin-top:30px}.knowledge-contact h2{font-size:22px;margin:0 0 6px}.knowledge-contact p{font-size:14px;color:#577a8a;max-width:760px;margin:0}.knowledge-contact>a{display:flex;gap:28px;align-items:center;flex-shrink:0;padding:13px 21px;background:#20566a;color:#fff;border-radius:9px;font-size:13px;font-weight:700}.knowledge-article-head{position:relative;max-width:980px;padding:20px 0 34px;border-bottom:1px solid #d7e2e8;margin-bottom:32px}.knowledge-back{display:block;font-size:12px;color:#638797!important;margin-bottom:30px}.knowledge-article-head h1{font-size:clamp(30px,4vw,44px);line-height:1.3;letter-spacing:-.035em;margin:12px 0 15px}.knowledge-article-head>p{max-width:820px;font-size:17px;color:#5f7e8f;line-height:1.8;margin:0 0 20px}.knowledge-print{display:inline-flex;gap:9px;align-items:center;border:1px solid #cbdde5;border-radius:8px;background:#fff;color:#365e72;font:inherit;font-size:12px;padding:10px 15px;cursor:pointer}.knowledge-print svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7}.knowledge-reading-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:46px;align-items:start;max-width:1160px}.knowledge-contents{position:sticky;top:235px;padding:23px;border:1px solid #d7e4ea;border-radius:12px;background:#fff;font-size:12px}.knowledge-contents strong{display:block;font-size:13px;margin-bottom:15px}.knowledge-contents ol{margin:0;padding-inline-start:18px;color:#638191}.knowledge-contents li{padding:6px 0}.knowledge-contents a:hover{color:#0d667f}.knowledge-side-tool{display:block;border-top:1px solid #e0e9ed;padding-top:16px;margin-top:19px;font-weight:700;color:#2d6e84!important}.knowledge-article{min-width:0}.knowledge-article-visual{max-width:100%;background:radial-gradient(ellipse at 10% 0%,#285e70,transparent),#12394e;border-radius:14px;padding:14px 32px;margin-bottom:32px;overflow:hidden}.knowledge-article-visual svg{max-width:600px;margin:0 auto}.knowledge-prose{position:relative;scroll-margin-top:245px;padding:0 0 25px;margin-bottom:26px;border-bottom:1px solid #dce6eb}.knowledge-section-number{display:block;font-size:11px;letter-spacing:.12em;color:#a67535;font-weight:700;margin-bottom:7px}.knowledge-prose h2{font-size:23px;line-height:1.45;margin:0 0 14px;letter-spacing:-.02em}.knowledge-prose p{font-size:16px;line-height:1.95;color:#3d6174;margin:0;white-space:pre-line;overflow-wrap:anywhere}.knowledge-checklist{padding:27px 30px;border:1px solid #edddbd;background:#fff9ed;border-radius:13px;scroll-margin-top:245px}.knowledge-checklist h2{font-size:20px;margin:0 0 18px}.knowledge-checklist ul{list-style:none;padding:0;margin:0}.knowledge-checklist li{display:flex;align-items:start;gap:12px;font-size:14px;line-height:1.85;color:#6d5a3d;margin-bottom:12px}.knowledge-checklist li:last-child{margin-bottom:0}.knowledge-checklist li>span{color:#ae762c;font-weight:750}.knowledge-sources{margin:30px 0;padding-top:24px;border-top:1px solid #d7e4ea}.knowledge-sources h2{font-size:14px;margin:0 0 11px}.knowledge-sources ul{padding-inline-start:18px;margin:0 0 15px;font-size:13px;color:#497d90;line-height:1.9}.knowledge-sources a{text-decoration:underline;text-decoration-color:#a9c3ce;text-underline-offset:4px}.knowledge-sources p{color:#738b98;font-size:12px;line-height:1.85;margin:0}.knowledge-related{border-top:1px solid #d3e1e8;margin-top:35px;padding-top:30px}.knowledge-related>h2{font-size:23px;margin:0 0 20px}.knowledge-page :is(h1,h2,h3,strong,a){overflow-wrap:break-word}
@media(max-width:1050px){.knowledge-category-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-hero{padding:35px;gap:20px;grid-template-columns:1.3fr 1fr}.knowledge-reading-layout{grid-template-columns:190px minmax(0,1fr);gap:28px}.knowledge-contents{padding:18px}.knowledge-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-group{scroll-margin-top:225px}}
@media(max-width:720px){.knowledge-page{padding:20px 18px 36px}.knowledge-topline{flex-wrap:wrap;margin-bottom:20px;gap:12px}.knowledge-topline>a{font-size:12px}.knowledge-language select{padding:7px 10px;font-size:12px;max-width:155px}.knowledge-hero{grid-template-columns:1fr;padding:30px 26px;gap:15px}.knowledge-hero h1{font-size:32px}.knowledge-hero p{font-size:14px}.knowledge-hero-visual{max-width:410px;width:100%;margin:0 auto}.knowledge-category-cards{gap:10px;margin-bottom:30px}.knowledge-category-card{padding:18px 16px 25px}.knowledge-category-card strong{font-size:16px}.knowledge-category-card p{font-size:12px}.knowledge-card-grid{gap:12px}.knowledge-card{padding:21px 19px}.knowledge-card h3{font-size:17px}.knowledge-external-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-reading-layout{grid-template-columns:1fr;gap:24px}.knowledge-contents{position:static}.knowledge-contents ol{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.knowledge-side-tool{margin-top:12px;padding-top:12px}.knowledge-article-head{padding-top:5px;margin-bottom:24px}.knowledge-article-head h1{font-size:30px}.knowledge-article-head>p{font-size:15px}.knowledge-prose p{font-size:15px;line-height:1.9}.knowledge-contact{align-items:start;flex-direction:column;padding:26px;gap:20px}.knowledge-contact p{font-size:13px}.knowledge-checklist{padding:23px}.knowledge-article-visual{padding:14px 8px}.knowledge-group-heading h2{font-size:23px}.knowledge-group,.knowledge-prose,.knowledge-checklist{scroll-margin-top:220px}}
@media(max-width:470px){.knowledge-card-grid,.knowledge-tool-grid{grid-template-columns:1fr}.knowledge-external-grid{grid-template-columns:1fr}.knowledge-hero{padding:27px 21px}.knowledge-hero h1{font-size:29px}.knowledge-category-number{margin-bottom:10px}.knowledge-category-card strong{font-size:15px}.knowledge-contents ol{display:block}.knowledge-filters{gap:7px}.knowledge-filters button{font-size:11px;padding:8px 11px}.knowledge-search input{font-size:13px}.knowledge-group-heading{gap:12px}.knowledge-contact h2{font-size:20px}}
@media(prefers-reduced-motion:reduce){.knowledge-page *{transition:none!important;scroll-behavior:auto!important}}
@media print{.page-knowledge{background:#fff}.page-knowledge>.site-nav,.page-knowledge>nav,.page-knowledge>.fch-company-footer,.page-knowledge>.carrier-wall,.knowledge-topline,.knowledge-back,.knowledge-print,.knowledge-contents,.knowledge-contact,.knowledge-related,#hubi-open,#fchContactRail{display:none!important}.knowledge-page{max-width:none;padding:0;color:#000}.knowledge-reading-layout{display:block;max-width:none}.knowledge-article-head{margin-bottom:20px}.knowledge-article-visual{display:none}.knowledge-prose{break-inside:avoid;padding-bottom:15px;margin-bottom:15px}.knowledge-prose p{font-size:11pt;line-height:1.65;color:#222}.knowledge-prose h2{font-size:15pt}.knowledge-checklist{break-inside:avoid;background:#fff}.knowledge-sources a::after{content:' (' attr(href) ')';font-size:8pt;overflow-wrap:anywhere}.knowledge-sources a{color:#333}.knowledge-article-head h1{font-size:24pt}.knowledge-article-head>p{font-size:12pt}.page-knowledge .fch-carriers{display:none!important}@page{size:A4;margin:18mm}}
/* The diagrams explain a sequence; motion is optional and never conveys facts alone. */
.knowledge-demo{--demo-step:0;margin:0 0 38px;border:1px solid #2c6074;border-radius:24px;background:radial-gradient(ellipse at 80% 0,#22546a,transparent 65%),#102f42;color:#e4f1f4;overflow:hidden;box-shadow:0 14px 35px #102f4212}
.demo-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:28px 30px 0}.demo-heading .knowledge-eyebrow{color:#91d5cf}.demo-heading h2{color:#fff;font-size:24px;line-height:1.35;margin:8px 0 0}.demo-counter{font-size:12px;letter-spacing:.12em;white-space:nowrap;color:#a8c8d6;font-variant-numeric:tabular-nums}
.demo-network{display:block;width:100%;height:auto}.demo-track{stroke:#436478;stroke-width:2;stroke-dasharray:5 8}.demo-flow{stroke:url(#demo-route);stroke-width:3;stroke-dasharray:570;stroke-dashoffset:calc(570 - var(--demo-step)*190);transition:stroke-dashoffset .8s ease}.demo-station circle{fill:#163c50;stroke:#466c7d;stroke-width:1.5;transition:fill .6s,stroke .6s}.demo-station.is-active circle{stroke:#ffc36b;fill:#285568}.demo-icon{stroke:#9fbdcc;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}.is-active .demo-icon{stroke:#ffe0a9}.demo-cargo{transform:translate(calc(95px + var(--demo-step)*190px), 166px);transition:transform .9s cubic-bezier(.4,0,.2,1)}.demo-cargo rect{fill:#ffc36b}.demo-cargo path{stroke:#17394b;stroke-width:2}.demo-dots{fill:#548696;opacity:.55}
.demo-steps{list-style:none!important;margin:0!important;padding:0 28px 22px!important;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.demo-steps li{margin:0!important;min-width:0}.demo-step-label{display:block;width:100%;text-align:start;background:transparent;border:0;border-top:2px solid #4b6b7c;padding:12px 2px 0;color:#aac8d6;font:inherit;font-weight:700;font-size:14px;line-height:1.45}.demo-step-label b{display:block;font-size:11px;letter-spacing:.15em;margin-bottom:5px}.demo-steps p{font-size:13px;line-height:1.7;color:#b7ced9;margin:8px 0 0}.is-enhanced .demo-steps p{display:none}.is-enhanced .demo-steps li.is-active p{display:block}.is-enhanced .demo-steps li.is-active .demo-step-label{color:#ffda9f;border-color:#ffc36b}.is-enhanced .demo-steps{grid-template-rows:auto auto;gap:0 12px}.is-enhanced .demo-steps li{display:contents}.is-enhanced .demo-step-label{grid-row:1;cursor:pointer}.is-enhanced .demo-steps li.is-active p{grid-row:2;grid-column:1/-1;font-size:15px;min-height:52px;padding-top:8px;color:#e0eef3}.demo-step-label:focus-visible,.demo-controls button:focus-visible{outline:2px solid #ffc36b;outline-offset:4px;border-radius:4px}
.demo-controls{display:flex;align-items:center;gap:8px;padding:18px 28px;border-top:1px solid #406276;background:#07233440}.demo-controls button{border:1px solid #668a9d;border-radius:8px;background:#244c60;color:#fff;min-height:38px;min-width:38px;padding:7px 13px;font:inherit;font-size:13px;cursor:pointer;white-space:nowrap}.demo-controls button:hover{background:#32657a}.demo-controls span{font-size:11px;color:#a8c4d1;line-height:1.6;margin-inline-start:8px}.demo-controls[hidden],.demo-calculator[hidden],.demo-weight-results[hidden]{display:none}.demo-noscript{padding:0 28px 20px}.demo-calculator{background:#f1f7f7;padding:26px 28px;color:#163c50}.demo-calculator h3{margin:0 0 18px;color:#173e51;font-size:18px}.demo-inputs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.demo-inputs label{font-size:12px;font-weight:600}.demo-inputs input,.demo-inputs select{box-sizing:border-box;display:block;width:100%;margin-top:7px;background:white;color:#173c51;border:1px solid #a9c7d1;border-radius:7px;font:inherit;font-size:15px;padding:10px;min-height:42px}.demo-inputs [aria-invalid=true]{border-color:#b33333}.demo-weight-results{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.demo-weight-results>div{padding:15px;border-radius:10px;border:1px solid #adcacb;background:#fff}.demo-weight-results>div:last-child{background:#dfeeea;border-color:#88b8ad}.demo-weight-results span{display:block;font-size:12px}.demo-weight-results strong{display:block;margin-top:5px;font-size:26px;color:#174e52}.demo-calculator small{display:block;line-height:1.6;color:#506e7b}.demo-formula{direction:ltr;font-size:14px;font-variant-numeric:tabular-nums;margin:16px 0 8px}.demo-weight-error{color:#9e2a2a}.knowledge-prose{padding-bottom:28px;border-bottom:1px solid #dce5e7}.knowledge-prose p{font-size:17px;line-height:1.95}.knowledge-contents li{line-height:1.55}
@media(max-width:720px){.demo-heading{padding:23px 20px 0}.demo-heading h2{font-size:21px}.demo-steps{padding:0 18px 18px!important;gap:0 9px!important}.demo-step-label{font-size:12px}.demo-controls{padding:16px 18px;flex-wrap:wrap}.demo-controls span{flex-basis:100%;margin:5px 0 0}.demo-calculator{padding:23px 20px}.demo-inputs{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-prose p{font-size:16px}.demo-counter{font-size:10px}}
@media(prefers-reduced-motion:reduce){.knowledge-demo *{transition:none!important;animation:none!important}}
@media print{.knowledge-demo{display:none}.knowledge-prose{break-inside:auto}.knowledge-prose h2{break-after:avoid}.knowledge-prose p{font-size:11pt;line-height:1.6}}

html[dir=rtl] .demo-network{transform:scaleX(-1)}