@layer theme{:root,:host{--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","Noto Sans",Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","Noto Sans",Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}}:root{--ink:#10233f;--ink-muted:#5b6778;--paper:#f1f5f9;--surface:#fff;--surface-warm:#fbfcf8;--line:#ced9e6;--line-strong:#9fb0c3;--brand-navy:#071d3b;--brand-blue:#1457d9;--brand-cyan:#08a6c9;--brand-green:#45b729;--brand-green-dark:#267516;--brand-green-soft:#eaf6e6;--signal:#ffb000;--shadow:0 18px 50px #071d3b17}*{box-sizing:border-box}html{background:var(--paper);color:var(--ink)}body{background:linear-gradient(#071d3b0b 1px,transparent 1px),linear-gradient(90deg,#071d3b06 1px,transparent 1px),var(--paper);background-size:100% 32px,32px 100%;margin:0;font-family:Arial,PingFang SC,Microsoft 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var(--line)!important;padding-left:12px!important;padding-right:12px!important}.top-nav__search:hover,.top-nav__search:focus-visible{color:var(--brand-blue);border-color:var(--brand-blue)!important}.brand{align-items:center;gap:12px;display:flex}.brand__mark{background:linear-gradient(135deg,var(--brand-blue)0 56%,var(--brand-cyan)56% 78%,var(--brand-green)78%);color:#fff;place-items:center;width:44px;height:44px;font-size:11px;font-weight:800;display:grid}.brand strong,.brand small{display:block}.brand strong{letter-spacing:-.02em;font-size:17px}.brand small{color:var(--ink-muted);letter-spacing:.18em;margin-top:2px;font-size:11px}.site-header__status,.panel-label,.home-intro__eyebrow,.section-heading span{letter-spacing:.14em;text-transform:uppercase;font-size:11px;font-weight:800}.site-header__status{border:1px solid var(--line);color:var(--ink-muted);white-space:nowrap;padding:5px 8px}.category-bar{border-top:1px solid var(--line);background:#e9eff6}.category-bar__inner{align-items:center;gap:6px;width:min(1200px,100% - 40px);min-height:44px;margin:0 auto;display:flex}.category-bar__inner>span{color:var(--ink-muted);letter-spacing:.12em;white-space:nowrap;margin-right:8px;font-size:10px;font-weight:800}.category-bar__inner a{color:var(--ink-muted);white-space:nowrap;border:1px solid #0000;padding:6px 9px;font-size:12px;font-weight:700}.category-bar__inner a:hover,.category-bar__inner a:focus-visible{border-color:var(--line-strong);background:var(--surface);color:var(--brand-blue)}main{width:min(1200px,100% - 40px);margin:0 auto}.home-intro{border-bottom:1px solid var(--ink);grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);align-items:center;gap:64px;padding:72px 0 68px;display:grid;position:relative}.home-intro:before{content:"";pointer-events:none;border:1px solid #1457d924;border-radius:50%;width:180px;height:180px;position:absolute;top:24px;right:18%}.home-intro__content{z-index:1;position:relative}.home-intro__eyebrow{color:var(--brand-blue)}.home-intro h1{letter-spacing:-.035em;max-width:720px;margin:18px 0;font-family:Georgia,Songti SC,serif;font-size:clamp(44px,5.4vw,72px);font-weight:700;line-height:1.04}.home-intro__content>p{max-width:660px;color:var(--ink-muted);margin:0;font-size:17px;line-height:1.8}.search-preview{border:2px solid var(--ink);background:var(--surface);max-width:760px;margin-top:36px;display:flex;box-shadow:8px 8px #1457d91a}.search-preview:focus-within{outline-offset:3px;outline:3px solid #1eb1e847}.search-preview input{background:0 0;border:0;outline:none;flex:1;min-width:0;padding:16px 18px}.search-preview button{background:var(--brand-blue);color:#fff;border:0;min-width:96px;font-weight:700}.quick-terms{color:var(--ink-muted);flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;font-size:13px;display:flex}.quick-terms a{border:1px solid var(--line);color:var(--ink);background:#fffefab3;padding:4px 8px}.quick-terms a:hover,.quick-terms a:focus-visible{border-color:var(--brand-blue);color:var(--brand-blue)}.shipment-board{z-index:1;background:linear-gradient(#ffffff0e 1px,transparent 1px),linear-gradient(90deg,#ffffff0e 1px,transparent 1px),var(--brand-navy);color:#fff;box-shadow:var(--shadow);background-size:28px 28px;border:1px solid #ffffff29;position:relative}.shipment-board:before{background:var(--signal);content:"";width:76px;height:10px;position:absolute;top:-10px;right:28px}.shipment-board>header,.shipment-board__route,.shipment-board__steps,.shipment-board dl{border-bottom:1px solid #ffffff24}.shipment-board>header{color:#b6c9df;letter-spacing:.13em;justify-content:space-between;padding:18px 20px;font-size:10px;display:flex}.shipment-board__route{grid-template-columns:1fr 40px 1fr;align-items:center;padding:28px 20px;display:grid}.shipment-board__route>span{color:var(--brand-green);text-align:center;font-size:24px}.shipment-board__route div:last-child{text-align:right}.shipment-board__route div>span{letter-spacing:.04em;font-family:Georgia,serif;font-size:29px;display:block}.shipment-board__route small{color:#9db1c8;letter-spacing:.14em;font-size:9px}.shipment-board__steps{grid-template-columns:repeat(4,1fr);margin:0;padding:0;list-style:none;display:grid}.shipment-board__steps li{text-align:center;border-right:1px solid #ffffff1f;padding:18px 10px;position:relative}.shipment-board__steps li:last-child{border-right:0}.shipment-board__steps li:before{border:2px solid var(--brand-navy);background:var(--brand-green);content:"";width:8px;height:8px;position:absolute;top:-4px;left:calc(50% - 4px)}.shipment-board__steps span,.shipment-board__steps strong{display:block}.shipment-board__steps span{color:#7890aa;font-size:9px}.shipment-board__steps strong{margin-top:5px;font-size:12px}.shipment-board dl{grid-template-columns:repeat(3,1fr);margin:0;display:grid}.shipment-board dl div{border-right:1px solid #ffffff1f;padding:16px}.shipment-board dl div:last-child{border-right:0}.shipment-board dt{color:#8fa5bd;font-size:9px}.shipment-board dd{margin:6px 0 0;font-family:Georgia,serif;font-size:18px}.shipment-board>a{background:var(--brand-green);color:#0b2913;text-align:center;padding:16px 20px;font-size:12px;font-weight:900;display:block}.home-section{border-bottom:1px solid var(--line);padding:64px 0}.section-heading{justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px;display:flex}.section-heading span,.panel-label{color:var(--brand-blue)}.section-heading h2,.learning-panel h2,.notice-panel h2{margin:6px 0 0;font-family:Georgia,Songti SC,serif;font-size:32px}.section-heading p{color:var(--ink-muted);margin:0}.entry-list{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(3,1fr);gap:1px;display:grid}.entry-item{background:var(--surface);grid-template-columns:1fr 28px;align-content:start;gap:16px;min-height:210px;padding:26px;transition:background .16s,transform .16s;display:grid;position:relative}.entry-item:hover,.entry-item:focus-visible{z-index:1;background:var(--surface-warm);outline:2px solid var(--brand-blue);transform:translateY(-4px)}.entry-item:hover h3,.entry-item:focus-visible h3{color:var(--brand-blue)}.entry-item__number{color:var(--brand-green-dark);letter-spacing:.1em;grid-column:1/-1;padding-top:0;font-family:Georgia,serif;font-size:12px}.entry-item h3{margin:24px 0 10px;font-family:Georgia,Songti SC,serif;font-size:24px}.entry-item p{color:var(--ink-muted);margin:0;line-height:1.6}.entry-item__arrow{align-self:end;font-size:24px}.home-section--split{grid-template-columns:1.45fr 1fr;gap:0;display:grid}.learning-panel,.notice-panel{padding:32px 44px 32px 0}.notice-panel{border-left:1px solid var(--line);padding:32px 0 32px 44px}.learning-panel ol{margin:28px 0 0;padding:0;list-style:none}.learning-panel li{border-top:1px solid var(--line);align-items:center;gap:12px;padding:12px 0;display:flex}.learning-panel li span{background:var(--brand-green-soft);width:28px;height:28px;color:var(--brand-green-dark);place-items:center;font-size:12px;font-weight:800;display:grid}.notice-panel p{color:var(--ink-muted);line-height:1.75}.site-footer{width:min(1200px,100% - 40px);color:var(--ink-muted);margin:0 auto;padding:28px 0 40px;font-size:12px}.knowledge-layout{grid-template-columns:240px minmax(0,1fr);gap:40px;padding:44px 0 72px;display:grid}.knowledge-sidebar{border:1px solid var(--line);border-top:4px solid var(--brand-green);background:#ffffffdb;align-self:start;padding:20px;position:sticky;top:24px;box-shadow:0 12px 34px #071d3b0d}.sidebar-label{color:var(--ink-muted);letter-spacing:.14em;margin-bottom:12px;font-size:11px;font-weight:800;display:block}.knowledge-sidebar nav{gap:24px;display:grid}.sidebar-group{gap:8px;display:grid}.sidebar-group__heading{align-items:flex-start;gap:10px;display:flex}.sidebar-group__heading>span{color:var(--brand-green-dark);padding-top:2px;font-size:11px;font-weight:800}.sidebar-group__heading strong,.sidebar-group__heading small{display:block}.sidebar-group__heading strong{font-size:14px}.sidebar-group__heading small{color:var(--ink-muted);margin-top:2px;font-size:10px;font-weight:400}.sidebar-group__links{border-left:1px solid var(--line);margin-left:26px;display:grid}.sidebar-group__links a{color:var(--ink-muted);padding:8px 12px;font-size:13px;font-weight:700;transition:background .12s,color .12s}.sidebar-group__links a:hover,.sidebar-group__links a:focus-visible{color:var(--brand-blue)}.sidebar-group__links a[aria-current=page]{border-left:3px solid var(--brand-green);background:var(--brand-green-soft);color:var(--brand-green-dark);margin-left:-1px}.breadcrumbs{color:var(--ink-muted);flex-wrap:wrap;gap:8px;margin-bottom:24px;font-size:12px;display:flex}.breadcrumbs a:hover{color:var(--brand-blue);text-decoration:underline}.category-header{background:linear-gradient(#ffffff0e 1px,transparent 1px),linear-gradient(90deg,#ffffff0e 1px,transparent 1px),var(--brand-navy);color:#fff;box-shadow:var(--shadow);background-size:28px 28px;padding:34px;position:relative;overflow:hidden}.category-header:after{content:"";border:22px solid #45b7292e;border-radius:50%;width:170px;height:170px;position:absolute;bottom:-52px;right:-38px}.article-header{border-top:4px solid var(--brand-blue);border-bottom:1px solid var(--line-strong);background:var(--surface-warm);padding:32px;box-shadow:0 14px 38px #071d3b0f}.category-header>span{color:#8fe36f;font-size:12px;font-weight:800}.category-header h1,.article-header h1{margin:10px 0 12px;font-family:Georgia,Songti SC,serif;font-size:clamp(34px,5vw,52px);line-height:1.15}.category-header p,.article-header>p{max-width:720px;color:var(--ink-muted);margin:0;font-size:16px;line-height:1.75}.category-header p{color:#c2cfde}.category-header small{color:#97a9bc;margin-top:18px;display:block}.article-grid{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin-top:28px;display:grid}.article-card{background:var(--surface);min-height:210px;padding:24px;transition:background .16s,transform 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7px;font-size:11px}.article-content{border:1px solid var(--line);background:#ffffffe6;max-width:760px;margin-top:24px;padding:36px;font-size:16px;line-height:1.85;box-shadow:0 12px 32px #071d3b0b}.article-content h2{border-left:4px solid var(--brand-green);margin:36px 0 12px;padding-left:12px;font-family:Georgia,Songti SC,serif;font-size:24px;line-height:1.35}.article-content h2:first-child{margin-top:0}.article-content p{margin:12px 0}.article-content ul,.article-content ol{padding-left:24px}.article-content li{margin:7px 0}.article-content code{border:1px solid var(--line);background:#fff;padding:2px 5px;font-size:.9em}.article-sources{border:1px solid var(--line);background:var(--surface-warm);max-width:760px;margin-top:24px;padding:24px}.article-sources__heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.article-sources__heading span{color:var(--brand-green-dark);letter-spacing:.14em;font-size:10px;font-weight:800}.article-sources__heading>strong{border:1px solid var(--brand-green);color:var(--brand-green-dark);background:#fff;padding:5px 8px;font-size:11px}.article-sources h2{margin:5px 0 0;font-family:Georgia,Songti SC,serif;font-size:20px}.article-sources p{color:var(--ink-muted);font-size:13px;line-height:1.6}.article-trust-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));margin:20px 0 0;display:grid}.article-trust-grid div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;padding:12px}.article-trust-grid dt{color:var(--ink-muted);font-size:10px;font-weight:800}.article-trust-grid dd{color:var(--ink);margin:5px 0 0;font-size:13px;font-weight:800}.article-sources .article-trust-note{border-left:3px solid var(--signal-yellow);margin:16px 0 0;padding-left:12px}.article-sources ul{margin:12px 0 0;padding-left:20px}.article-sources a{color:var(--brand-blue);text-underline-offset:3px;text-decoration:underline}.empty-state{border:1px solid var(--line);background:var(--surface);margin-top:24px;padding:40px 24px}.empty-state p{color:var(--ink-muted)}.search-page{padding:40px 0 72px}.search-page>header{border-bottom:1px solid var(--ink);max-width:760px;padding-bottom:28px}.search-page>header>span{color:var(--brand-green-dark);letter-spacing:.14em;font-size:11px;font-weight:800}.search-page>header h1{margin:8px 0 10px;font-family:Georgia,Songti SC,serif;font-size:clamp(36px,5vw,52px)}.search-page>header p{color:var(--ink-muted);margin:0}.search-page__form{max-width:760px;margin-top:28px}.search-page__form>label{margin-bottom:8px;font-size:13px;font-weight:800;display:block}.search-page__form>div{border:2px solid var(--ink);background:var(--surface);display:flex}.search-page__form>div:focus-within{outline-offset:3px;outline:3px solid #1eb1e847}.search-page__form input{background:0 0;border:0;outline:0;flex:1;min-width:0;padding:14px 16px}.search-page__form button{background:var(--brand-blue);color:#fff;border:0;min-width:88px;font-weight:800}.search-page__summary{color:var(--ink-muted);margin-top:20px;font-size:13px}.search-loading{color:var(--ink-muted);margin-top:28px}.learning-page{max-width:1000px;padding:44px 0 80px}.learning-hero{background:linear-gradient(#ffffff0d 1px,transparent 1px),linear-gradient(90deg,#ffffff0d 1px,transparent 1px),var(--brand-navy);color:#fff;box-shadow:var(--shadow);background-size:28px 28px;padding:42px;position:relative;overflow:hidden}.learning-hero>span{color:#8fe36f;letter-spacing:.14em;font-size:11px;font-weight:800}.learning-hero h1{max-width:760px;margin:10px 0 14px;font-family:Georgia,Songti SC,serif;font-size:clamp(38px,6vw,60px);line-height:1.1}.learning-hero>p{color:#c1cedd;max-width:760px;margin:0;font-size:16px;line-height:1.8}.learning-hero dl{background:#ffffff0f;border:1px solid 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