@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Montserrat:wght@600;700&family=JetBrains+Mono:wght@400;500&display=swap";:root{--agbok-ink:#0a0f1a;--agbok-navy:#0b3c5d;--agbok-steel:#4a5a6a;--agbok-slate:#8896a6;--agbok-rule:#c8d0da;--agbok-cream:#f5f2ec;--agbok-bg:#fff;--agbok-text:var(--agbok-ink);--agbok-core:var(--agbok-navy);--agbok-accent:var(--agbok-slate);--agbok-lines:var(--agbok-rule);--agbok-muted:var(--agbok-steel);--agbok-font-display:"Montserrat",system-ui,sans-serif;--agbok-font-body:"Inter",system-ui,sans-serif;--agbok-font-mono:"JetBrains Mono",ui-monospace,monospace;font-family:var(--agbok-font-body);color:var(--agbok-text);background:var(--agbok-bg)}*{box-sizing:border-box}body{background:var(--agbok-bg);color:var(--agbok-text);margin:0}a{color:var(--agbok-core)}.skip-link{z-index:100;background:var(--agbok-core);color:#fff;border:2px solid #fff;padding:10px 14px;font-weight:600;text-decoration:none;transition:transform .15s ease-in-out;position:fixed;top:12px;left:12px;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}#main-content:focus{outline:none}.container{width:min(1160px,100% - 40px);margin:0 auto}.site-header{border-bottom:1px solid var(--agbok-lines);z-index:10;background:#fffffff5;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;gap:24px;min-height:76px;display:flex}.header-identity{gap:7px;display:grid}.brand,h1,h2{font-family:var(--agbok-font-display)}.brand{letter-spacing:.14em;font-weight:700;text-decoration:none}.header-metadata,.breadcrumb,.footer-metadata{font-family:var(--agbok-font-mono);color:var(--agbok-steel)}.header-metadata{letter-spacing:.04em;flex-wrap:wrap;gap:0 7px;margin:0;font-size:12px;line-height:1.35;display:flex}.breadcrumb-bar{background:var(--agbok-bg);border-bottom:1px solid var(--agbok-lines)}.breadcrumb{letter-spacing:.03em;flex-wrap:wrap;gap:7px;padding-top:10px;padding-bottom:10px;font-size:11px;line-height:1.4;display:flex}.breadcrumb a{color:var(--agbok-steel)}.desktop-nav{gap:22px;display:flex}.desktop-nav a{font-size:.92rem;font-weight:600;text-decoration:none}.menu-trigger{display:none}.hero{padding:86px 0 64px}.hero-grid{grid-template-columns:1.4fr .8fr;align-items:center;gap:38px;display:grid}h1{letter-spacing:-.05em;margin:0 0 18px;font-size:clamp(2.4rem,5vw,4.8rem);line-height:1.05}h2{letter-spacing:-.035em}.lead{color:var(--agbok-muted);font-size:1.14rem;line-height:1.75}.narrow{max-width:760px}.eyebrow{color:var(--agbok-steel);text-transform:uppercase;letter-spacing:.06em;font:500 .72rem/1.4 var(--agbok-font-mono)}.actions{flex-wrap:wrap;gap:12px;margin-top:28px;display:flex}.button{background:var(--agbok-core);color:#fff;border:1px solid var(--agbok-core);padding:13px 18px;font-weight:600;text-decoration:none;display:inline-block}.button.secondary{color:var(--agbok-core);background:0 0}.hero-panel{border:1px solid var(--agbok-lines);background:#fff;padding:30px}.section{padding:72px 0}.architecture-section{border-top:1px solid var(--agbok-lines);background:#fff}.section-heading{max-width:760px}.architecture-picture{max-width:1080px;margin:28px auto 0;display:block}.architecture-picture img{width:100%;height:auto;display:block}.prose{max-width:920px}.principle-grid{grid-template-columns:repeat(5,1fr);gap:12px;margin:26px 0 44px;display:grid}.principle-card{border:1px solid var(--agbok-lines);background:#fff;min-height:120px;padding:16px}.principle-card span{color:var(--agbok-navy);font:500 .8rem var(--agbok-font-mono);margin-bottom:12px;display:block}.download-list{gap:14px;margin:28px 0;display:grid}.download-card{border:1px solid var(--agbok-lines);background:#fff;gap:5px;padding:18px;text-decoration:none;display:grid}.download-card span{color:var(--agbok-muted);font-size:.92rem}.site-footer{color:var(--agbok-steel);border-top:1px solid var(--agbok-rule);background:#fff;margin-top:32px;padding:30px 0 36px}.site-footer a{color:var(--agbok-navy)}.footer-metadata{color:var(--agbok-steel);letter-spacing:.03em;border-bottom:1px solid var(--agbok-rule);flex-wrap:wrap;gap:0 7px;margin:0 0 24px;padding-bottom:16px;font-size:11px;line-height:1.5;display:flex}.footer-links{flex-wrap:wrap;gap:12px 16px;margin-top:18px;display:flex}.footer-links a{font-size:.84rem}.footer-grid{justify-content:space-between;gap:24px;display:flex}.menu-backdrop{z-index:30;background:#102a4373;place-items:start end;display:grid;position:fixed;inset:0}.mobile-menu{background:#fff;align-content:start;gap:14px;width:min(340px,88vw);min-height:100vh;padding:22px;display:grid}.mobile-menu a{padding:10px 0;font-weight:600;text-decoration:none}.menu-close{justify-self:end}@media (width<=767px){.desktop-nav{display:none}.menu-trigger{display:inline-block}.hero{padding-top:58px}.hero-grid,.principle-grid{grid-template-columns:1fr}.footer-grid{display:grid}}.publication-request-form{gap:10px;margin-top:18px;display:grid}.publication-request-form label{font:500 .82rem/1.4 var(--agbok-font-mono);color:var(--agbok-steel);letter-spacing:.04em;text-transform:uppercase}.publication-request-form__row{flex-wrap:wrap;gap:10px;display:flex}.publication-request-form input{border:1px solid var(--agbok-rule);min-width:0;font:inherit;color:var(--agbok-ink);background:#fff;border-radius:12px;flex:240px;padding:12px 14px}.publication-request-form button{border:1px solid var(--agbok-navy);background:var(--agbok-navy);color:#fff;cursor:pointer;border-radius:12px;padding:12px 16px;font-weight:600}.publication-request-form button:disabled{opacity:.65;cursor:not-allowed}.request-status{border:1px solid var(--agbok-rule);background:var(--agbok-cream);color:var(--agbok-ink);border-radius:12px;margin:0;padding:12px 14px}.text-link{font-weight:600}