/* 01 Tokens & Reset */
:root{--color-ink:#171b1e;--color-deep:#25333b;--color-ocean:#355d68;--color-slate:#64777b;--color-copper:#a86648;--color-gold:#bc9a61;--color-clay:#d8c9b7;--color-paper:#f5f1e9;--color-surface:#fcfaf6;--color-line:#c8cecd;--color-muted:#687175;--color-mist:#e2e8e7;--color-white:#fff;--font-sans:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-serif:Georgia,"Times New Roman",serif;--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--space-1:.5rem;--space-2:1rem;--space-3:1.5rem;--space-4:2rem;--space-5:3rem;--space-6:4.5rem;--container:1240px;--border:1px solid var(--color-line);--radius:2px;--shadow:0 18px 45px rgba(23,27,30,.08);--transition:180ms ease}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--color-surface);color:var(--color-ink);font-family:var(--font-sans);font-size:var(--text-base);line-height:1.65}img,svg{display:block;max-width:100%}a{color:inherit}button,input{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin-top:0}ul{padding-left:1.25rem}

/* 02 Base */
h1,h2,h3{line-height:1.08;letter-spacing:-.035em}h1{max-width:1030px;margin-bottom:1.5rem;font-size:clamp(2.65rem,6vw,5.85rem);font-weight:650}h2{font-size:clamp(2rem,4vw,3.6rem);font-weight:620}h3{font-size:clamp(1.2rem,2vw,1.65rem)}p{color:#3d474b}.eyebrow{display:flex;align-items:center;gap:.65rem;margin-bottom:1.25rem;color:var(--color-ocean);font-size:.72rem;font-weight:750;letter-spacing:.15em;text-transform:uppercase}.button-row{display:flex;flex-wrap:wrap;gap:.75rem}.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:.7rem 1.2rem;border:1px solid transparent;text-decoration:none;font-size:.86rem;font-weight:700;letter-spacing:.025em;transition:background var(--transition),color var(--transition),border var(--transition)}.button-primary{background:var(--color-copper);color:var(--color-white)}.button-primary:hover{background:#8d5138}.button-secondary{border-color:var(--color-deep);color:var(--color-deep)}.button-secondary:hover{background:var(--color-deep);color:var(--color-white)}.button-dark{border-color:var(--color-deep);background:var(--color-deep);color:var(--color-white)}

/* 03 Accessibility */
.skip-link{position:fixed;z-index:1000;top:.5rem;left:.5rem;padding:.75rem 1rem;background:var(--color-white);color:var(--color-deep);transform:translateY(-160%)}.skip-link:focus{transform:none}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--color-gold);outline-offset:3px}section[id]{scroll-margin-top:95px}

/* 04 Layout */
.container{width:min(calc(100% - 3rem),var(--container));margin-inline:auto}.section{padding:clamp(4.5rem,8vw,8rem) 0}.section-heading{max-width:790px;margin-bottom:clamp(2.5rem,5vw,4.5rem)}.section-heading>p:last-child{max-width:690px;font-size:var(--text-lg)}.section-kicker{display:flex;align-items:end;justify-content:space-between;gap:2rem;margin-bottom:1.5rem;border-bottom:var(--border)}.section-kicker span{padding-bottom:.8rem;color:var(--color-muted);font-size:.69rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}.section-kicker h2{margin:0 0 .7rem;font-size:1rem;letter-spacing:.12em;text-transform:uppercase}

/* 05 Header */
.site-header{position:sticky;z-index:50;top:0;border-bottom:1px solid rgba(200,206,205,.8);background:rgba(252,250,246,.96);backdrop-filter:blur(12px)}.header-inner{display:flex;min-height:82px;align-items:center;justify-content:space-between;gap:2rem}.brand{flex:0 1 330px}.brand img{width:min(330px,100%)}.primary-nav{display:flex;align-items:center;gap:clamp(.8rem,1.6vw,1.6rem)}.primary-nav a{position:relative;text-decoration:none;white-space:nowrap;font-size:.78rem;font-weight:650}.primary-nav a::after{position:absolute;right:0;bottom:-.55rem;left:0;height:2px;background:var(--color-copper);content:"";transform:scaleX(0);transform-origin:left;transition:transform var(--transition)}.primary-nav a:hover::after{transform:scaleX(1)}.menu-toggle{display:none;min-width:48px;min-height:44px;border:var(--border);background:transparent}.menu-toggle i,.menu-toggle i::before,.menu-toggle i::after{display:block;width:18px;height:2px;background:var(--color-deep);content:""}.menu-toggle i{margin-left:.5rem}.menu-toggle i::before{transform:translateY(-6px)}.menu-toggle i::after{transform:translateY(4px)}

/* 06 Hero */
.hero{height:auto;padding:clamp(4rem,8vw,8rem) 0 4rem;background:linear-gradient(115deg,var(--color-paper),var(--color-surface) 65%)}.hero-copy{padding-bottom:clamp(3.5rem,7vw,6rem);border-bottom:1px solid var(--color-deep)}.hero-lede{max-width:760px;margin-bottom:2rem;font-size:clamp(1.12rem,2vw,1.45rem)}.scope-marker{display:flex;align-items:center;gap:.65rem;margin:1.5rem 0 0;color:var(--color-muted);font-size:.78rem}.scope-marker span{width:7px;height:7px;background:var(--color-gold)}

/* 07 Trade Network */
.trade-network{padding-top:3rem}.network-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:auto;border-top:1px solid var(--color-deep);border-bottom:1px solid var(--color-deep)}.network-slab{height:auto;min-width:0;padding:1.5rem;border-right:var(--border);background:var(--color-white)}.network-slab:last-child{border-right:0}.network-slab b{display:block;color:var(--color-copper);font-size:.72rem}.network-slab h3{margin:2.6rem 0 1.5rem;text-transform:uppercase}.network-slab p{display:flex;justify-content:space-between;margin-bottom:1.5rem;border-top:var(--border);border-bottom:var(--border);padding:.7rem 0;color:var(--color-muted);font-size:.78rem}.network-slab small{display:flex;align-items:center;gap:.5rem;font-weight:700}.network-slab small::before{width:8px;height:8px;background:var(--color-gold);content:""}

/* 08 System View */
.system-view{padding:3rem 0;background:var(--color-deep);color:var(--color-white)}.section-kicker.light{border-color:#64777b}.section-kicker.light span,.section-kicker.light h2{color:var(--color-white)}.system-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:auto}.system-grid article{height:auto;min-width:0;padding:1rem 1.5rem 1rem 0;border-right:1px solid #526168}.system-grid article+article{padding-left:1.5rem}.system-grid article:last-child{border:0}.system-grid i{color:var(--color-gold);font-size:.7rem;font-style:normal}.system-grid h3{margin:.65rem 0}.system-grid p{margin:0;color:var(--color-mist);font-size:.9rem}

/* 09 Network Fields */
.fields-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-auto-rows:auto;gap:clamp(1rem,2vw,2rem);align-items:start}.field{height:auto;min-width:0;padding:clamp(1.5rem,3vw,2.6rem);border:var(--border);border-top:4px solid var(--color-ocean);background:var(--color-paper)}.field-1{grid-column:1/8}.field-2{grid-column:8/13;background:var(--color-mist)}.field-3{grid-column:1/6;background:var(--color-white)}.field-4{grid-column:6/13}.field-index{margin-bottom:3rem;color:var(--color-copper);font-size:.7rem;font-weight:750;letter-spacing:.12em;text-transform:uppercase}.field p{max-width:63ch}.tag-list{display:flex;flex-wrap:wrap;gap:.4rem;margin:1.5rem 0 0;padding:0;list-style:none}.tag-list li{padding:.35rem .55rem;border:var(--border);color:var(--color-muted);font-size:.7rem;font-weight:650}

/* 10 Network Handoffs */
.handoffs{background:var(--color-paper)}.handoff-grid{display:grid;grid-template-columns:1fr 24px 1fr 24px 1fr 24px 1fr;grid-auto-rows:auto;align-items:stretch}.handoff-grid article{height:auto;min-width:0;padding:1.4rem;border-top:3px solid var(--color-deep);border-bottom:var(--border);background:var(--color-white)}.handoff-grid>span{align-self:center;height:2px;background:var(--color-copper)}.handoff-grid b{color:var(--color-copper);font-size:.7rem}.handoff-grid h3{margin:1.7rem 0 .65rem}.handoff-grid p{margin:0;font-size:.88rem}.editorial-note{max-width:860px;margin:2.5rem 0 0 auto;padding:1.5rem 0 1.5rem 2rem;border-left:3px solid var(--color-gold);color:var(--color-deep);font-family:var(--font-serif);font-size:1.14rem}

/* 11 Flow Inquiry */
.flow-section{background:var(--color-deep);color:var(--color-white)}.flow-section .section-heading p{color:var(--color-mist)}.flow-section .eyebrow{color:var(--color-clay)}.inquiry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:auto;gap:1px;background:#536168}.inquiry-sheet{height:auto;min-width:0;padding:clamp(1.5rem,3vw,2.5rem);background:var(--color-deep)}.inquiry-sheet b{display:block;width:32px;border-bottom:2px solid var(--color-gold);padding-bottom:.45rem;color:var(--color-gold);font-size:.75rem}.inquiry-sheet h3{margin:3rem 0 1rem;color:var(--color-white)}.inquiry-sheet p{margin:0;color:var(--color-mist)}

/* 12 Reference Set */
.profiles-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:auto;gap:1.25rem;align-items:start}.profile{height:auto;min-width:0;padding:1.6rem;border:var(--border);background:var(--color-white)}.profile.contact{border-top:4px solid var(--color-copper)}.profile.research{border-top:4px solid var(--color-ocean);background:var(--color-paper)}.profile:nth-child(2),.profile:nth-child(5){margin-top:1.5rem}.profile-head{display:flex;align-items:center;gap:1rem}.avatar{display:grid;width:48px;height:48px;flex:0 0 48px;place-items:center;background:var(--color-deep);color:var(--color-white);font-size:.74rem;font-weight:750}.research .avatar{background:var(--color-ocean)}.profile small{color:var(--color-muted);font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.profile h3{margin:.3rem 0 0}.profile>p:not(.role){font-size:.9rem}.role{margin:1.5rem 0;padding:.8rem 0;border-top:var(--border);border-bottom:var(--border);color:var(--color-deep);font-size:.88rem;font-weight:700}.role span{color:var(--color-muted);font-weight:500}.email-row{display:flex;min-width:0;flex-wrap:wrap;align-items:center;gap:.6rem;margin-top:1.4rem}.email-row a{min-width:0;overflow-wrap:anywhere;color:var(--color-ocean);font-size:.79rem;font-weight:700}.copy-email{min-height:38px;border:1px solid var(--color-copper);background:transparent;color:var(--color-copper);font-size:.72rem;font-weight:700}.copy-status{min-width:1px;color:var(--color-ocean);font-size:.7rem}.contact-clarification{margin-top:2.5rem;padding:2rem;border-left:4px solid var(--color-copper);background:var(--color-mist)}.contact-clarification h3{font-size:1.1rem}.contact-clarification p{max-width:970px;margin-bottom:0}

/* 13 Independence */
.independence{background:var(--color-paper)}.independence-grid{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:clamp(2rem,6vw,6rem);align-items:start}.scope-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:auto;border-top:1px solid var(--color-deep)}.scope-columns>div{height:auto;min-width:0;padding:1.5rem;border-right:var(--border);border-bottom:var(--border)}.scope-columns>div:nth-child(2n){border-right:0}.scope-columns h3{font-size:1rem}.scope-columns p{margin:0;font-size:.87rem}

/* 14 Trade Briefs */
.briefs-section{background:var(--color-white)}.brief-list{border-top:1px solid var(--color-deep)}.brief{height:auto;border-bottom:var(--border)}.brief[hidden]{display:none}.brief details{height:auto}.brief summary{display:flex;min-height:92px;align-items:center;justify-content:space-between;gap:2rem;padding:1.2rem;cursor:pointer;list-style:none;font-size:clamp(1rem,2vw,1.25rem);font-weight:700}.brief summary::-webkit-details-marker{display:none}.brief summary small{display:block;margin-bottom:.3rem;color:var(--color-copper);font-size:.65rem;letter-spacing:.1em;text-transform:uppercase}.brief summary i{flex:0 0 auto;color:var(--color-ocean);font-size:.72rem;font-style:normal}.brief details[open] summary{background:var(--color-paper)}.brief details[open] summary i{font-size:0}.brief details[open] summary i::after{content:"Close";font-size:.72rem}.brief-body{height:auto;padding:1.5rem clamp(1.2rem,5vw,5rem) 2rem;background:var(--color-paper)}.brief-body p{max-width:780px}.no-results{padding:2rem;border:var(--border);background:var(--color-paper)}

/* 15 Search */
.search-panel{display:grid;grid-template-columns:1fr auto;gap:.6rem 1.5rem;margin-bottom:2.5rem;padding:1.5rem;background:var(--color-deep);color:var(--color-white)}.search-panel label{grid-column:1/-1;font-size:.8rem;font-weight:700}.search-controls{display:flex;min-width:0}.search-controls input{width:min(650px,100%);min-width:0;min-height:50px;border:0;padding:.7rem 1rem;background:var(--color-white);color:var(--color-ink)}.search-controls button{min-height:50px;border:0;border-left:1px solid var(--color-line);padding:.5rem 1rem;background:var(--color-paper);font-size:.78rem;font-weight:700}.search-panel>p{align-self:center;margin:0;color:var(--color-mist);font-size:.8rem;white-space:nowrap}

/* 16 About */
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(2rem,6vw,7rem);align-items:start}.about-copy>p:first-child{color:var(--color-deep);font-family:var(--font-serif);font-size:clamp(1.25rem,2.4vw,1.8rem);line-height:1.45}.about-boundary{grid-column:2;padding:1.5rem;border-top:3px solid var(--color-copper);background:var(--color-mist)}.about-boundary p{margin:0}

/* 17 Trade Principles */
.principles{background:var(--color-paper)}.principles-list{border-top:1px solid var(--color-deep)}.principles-list article{display:grid;grid-template-columns:60px minmax(180px,.7fr) minmax(0,1.3fr);grid-auto-rows:auto;gap:1.5rem;align-items:start;padding:1.5rem 0;border-bottom:var(--border)}.principles-list b{display:flex;align-items:center;gap:.5rem;color:var(--color-copper);font-size:.72rem}.principles-list b::after{width:8px;height:8px;background:var(--color-gold);content:""}.principles-list h3,.principles-list p{margin:0}

/* 18 Final CTA */
.final-cta{padding:clamp(3rem,7vw,6rem) 0;background:var(--color-deep)}.cta-inset{position:relative;padding:clamp(2rem,6vw,5rem);border-left:5px solid var(--color-copper);background:var(--color-paper)}.cta-inset::before,.cta-inset::after{position:absolute;left:-8px;width:11px;height:11px;background:var(--color-gold);content:""}.cta-inset::before{top:22%}.cta-inset::after{bottom:22%}.cta-inset h2{max-width:900px}.cta-inset>p:not(.eyebrow){max-width:750px}

/* 19 Footer */
.site-footer{padding:4rem 0 1.5rem;background:var(--color-ink);color:var(--color-white)}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr auto;gap:3rem;align-items:start}.footer-brand{display:flex;gap:1rem}.footer-brand strong{font-size:1.1rem}.footer-brand p{margin:.25rem 0;color:var(--color-clay);font-size:.8rem}.footer-brand small{color:var(--color-slate)}.site-footer nav{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem 1.5rem}.site-footer nav a,.back-top{color:var(--color-mist);font-size:.78rem;text-decoration:none}.copyright{margin-top:3rem;border-top:1px solid #3a4347;padding-top:1.2rem}.copyright p{margin:0;color:var(--color-slate);font-size:.72rem}

/* 20 Reveal */
.js-enabled .reveal{opacity:0;transform:translateY(18px);transition:opacity 600ms ease,transform 600ms ease}.js-enabled .reveal.is-visible{opacity:1;transform:none}

/* 21 Responsive */
@media (max-width:1279px){.primary-nav{gap:.75rem}.primary-nav a{font-size:.72rem}.brand{flex-basis:270px}.fields-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.field-1,.field-2,.field-3,.field-4{grid-column:auto}.profiles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.profile:nth-child(2),.profile:nth-child(5){margin-top:0}}
@media (max-width:1023px){.menu-toggle{display:flex;align-items:center;justify-content:center}.primary-nav{position:absolute;top:100%;right:0;left:0;display:none;flex-direction:column;align-items:stretch;gap:0;border-bottom:var(--border);background:var(--color-surface);padding:1rem max(1.5rem,calc((100% - var(--container))/2))}.js-enabled .primary-nav.is-open{display:flex}.primary-nav a{padding:.75rem;font-size:.85rem}.network-grid,.system-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.network-slab:nth-child(2),.system-grid article:nth-child(2){border-right:0}.network-slab:nth-child(-n+2){border-bottom:var(--border)}.system-grid article:nth-child(-n+2){border-bottom:1px solid #526168}.system-grid article:nth-child(3){padding-left:0}.inquiry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.independence-grid,.about-grid{grid-template-columns:1fr}.about-boundary{grid-column:auto}.handoff-grid{grid-template-columns:1fr 18px 1fr}.handoff-grid article:nth-of-type(3){grid-column:1}.handoff-grid article:nth-of-type(4){grid-column:3}.handoff-grid>span:nth-of-type(2){display:none}.footer-grid{grid-template-columns:1fr 1fr}.back-top{grid-column:1/-1}}
@media (max-width:767px){.container{width:min(calc(100% - 2rem),var(--container))}.header-inner{min-height:72px}.brand{flex-basis:230px}.menu-toggle span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.hero{padding-top:3.5rem}h1{font-size:clamp(2.45rem,13vw,4.3rem)}.network-grid,.system-grid,.fields-grid,.inquiry-grid,.profiles-grid,.scope-columns{grid-template-columns:1fr}.network-slab,.network-slab:nth-child(2),.system-grid article,.system-grid article:nth-child(2){border-right:0;border-bottom:var(--border)}.system-grid article+article{padding-left:0}.handoff-grid{grid-template-columns:1fr}.handoff-grid>span{width:2px;height:18px;justify-self:center}.handoff-grid article:nth-of-type(3),.handoff-grid article:nth-of-type(4){grid-column:auto}.handoff-grid>span:nth-of-type(2){display:block}.scope-columns>div{border-right:0}.search-panel{grid-template-columns:1fr}.search-controls{flex-direction:column}.search-controls button{border-top:1px solid var(--color-line);border-left:0}.principles-list article{grid-template-columns:42px 1fr}.principles-list p{grid-column:2}.footer-grid{grid-template-columns:1fr}.site-footer nav{grid-template-columns:1fr 1fr}.button-row .button{flex:1 1 210px}.brief summary{align-items:flex-start}.brief summary i{padding-top:.2rem}}
@media (max-width:374px){.container{width:calc(100% - 1.25rem)}.brand{flex-basis:200px}.field,.profile,.inquiry-sheet{padding:1.2rem}.section{padding:4rem 0}.email-row{align-items:flex-start;flex-direction:column}.search-panel{padding:1rem}.cta-inset{padding:1.5rem}.footer-brand{align-items:flex-start}.footer-brand img{width:34px}.principles-list article{gap:1rem}}

/* 22 Reduced Motion */
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.js-enabled .reveal{opacity:1;transform:none}}