:root{--bg-canvas:#eef7f2;--bg-surface:#fff;--bg-surface-hover:#f6fbf8;--text-primary:#1f2937;--text-muted:#4b6355;--accent-primary:#14532d;--accent-secondary:#b8d8c2;--border-subtle:#c7dacc;--ease-kinetic:cubic-bezier(.16,1,.3,1);--shadow-elevation:0 12px 32px -4px rgba(20,53,32,.12);--glow-accent:0 0 24px -4px rgba(20,83,45,.12);--glass-backdrop:blur(16px) saturate(180%)}
*{box-sizing:border-box;border-radius:0!important}html{scroll-behavior:smooth}body{margin:28px;background:var(--bg-canvas);color:var(--text-primary);font:17px/1.75 system-ui,sans-serif;border:1px solid var(--accent-primary);overflow-wrap:anywhere;hyphens:auto}a{color:var(--accent-primary);text-underline-offset:5px;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}button,input,textarea{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--accent-primary);outline-offset:5px}h1,h2,h3,.eyebrow,.brand,.strip{font-family:"Arial Narrow","Helvetica Neue",sans-serif;text-transform:uppercase;letter-spacing:.11em;line-height:1.18}h1{font-size:clamp(2.4rem,6.6vw,5.5rem);max-width:18ch;margin:.25em 0 .5em}h2{font-size:clamp(1.4rem,3vw,2.3rem);margin:0 0 1em}h3{font-size:1.02rem}p{margin:0 0 1.2em}header{position:relative;padding:24px 32px 0;border-bottom:1px solid var(--border-subtle)}.brand-row{display:flex;justify-content:space-between;align-items:center;gap:12px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:clamp(.85rem,2vw,1.2rem);font-weight:800;letter-spacing:.05em}.brand-mark{display:grid;place-items:center;background:var(--accent-primary);color:white;width:36px;height:36px;flex-shrink:0;font-size:24px}.site-nav{display:flex;gap:24px;flex-wrap:wrap;padding:20px 0 16px;font-size:.85rem}.site-nav a{text-decoration:none;position:relative}.site-nav a:after,.text-link:after{content:"";display:block;width:0;height:2px;background:var(--accent-primary);transition:width .3s var(--ease-kinetic)}.site-nav a:hover:after,.site-nav a[aria-current=page]:after,.text-link:hover:after{width:100%}.menu-toggle{display:none;border:1px solid var(--accent-primary);color:var(--accent-primary);background:transparent;font-size:28px;line-height:1;width:44px;height:44px}.wrap{max-width:1200px;margin:auto;padding:0 36px}section{padding:52px 0}.hero{padding:72px 0 55px}.eyebrow{font-size:.75rem;color:var(--text-muted);font-weight:700;margin-bottom:20px}.lead{font-size:clamp(1.15rem,2vw,1.5rem);max-width:56ch}.button{display:inline-block;background:var(--accent-primary);border:1px solid var(--accent-primary);color:#fff;padding:13px 20px;text-decoration:none;font-weight:700;font-size:.85rem;letter-spacing:.05em;transition:transform .35s var(--ease-kinetic),box-shadow .35s}.button:hover{transform:translateY(-3px);box-shadow:var(--shadow-elevation),var(--glow-accent)}.text-link{display:inline-block;background:transparent;border:0;padding:5px 0;color:var(--accent-primary);text-decoration:none;font-weight:650}.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin:24px 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:24px}.panel{padding:30px;background:var(--bg-surface);box-shadow:var(--shadow-elevation);min-width:0;transition:transform .4s var(--ease-kinetic),box-shadow .4s,background .4s}.panel:hover{transform:translateY(-4px);box-shadow:var(--shadow-elevation),var(--glow-accent);background:var(--bg-surface-hover)}.strip{font-size:.68rem;color:var(--accent-primary);padding:10px 0;border-bottom:3px solid var(--accent-secondary);margin-bottom:20px;font-weight:700}.sequence{font-size:clamp(1.5rem,4vw,2.8rem);font-weight:700;letter-spacing:.08em;font-variant-numeric:tabular-nums;line-height:1.5}.proof{counter-reset:proof;padding:0;list-style:none}.proof li{counter-increment:proof;display:grid;grid-template-columns:32px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--border-subtle)}.proof li:before{content:counter(proof,decimal-leading-zero);color:var(--accent-primary);font-weight:700}.proof li p{margin:0}details{border-top:1px solid var(--border-subtle);padding:17px 0}summary{cursor:pointer;font-weight:700;color:var(--accent-primary)}details>p,details>div{margin:16px 0 0}details details{margin-top:18px}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.tabs button{padding:10px 16px;color:var(--accent-primary);border:1px solid var(--border-subtle);background:transparent}.tabs button[aria-selected=true]{border-bottom:3px solid var(--accent-primary);font-weight:700;background:#fff}.tab-panel{padding:28px;background:#fff;box-shadow:var(--shadow-elevation)}[hidden]{display:none!important}.split{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center}.photo{margin:0;min-width:0}.photo img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;filter:contrast(1.12) saturate(.65)}.photo.banner img{aspect-ratio:16/9}.photo figcaption{font-size:.78rem;color:var(--text-muted);margin-top:10px}.article{max-width:70ch;margin:0 auto;padding-bottom:60px}.article section{padding:25px 0}.article h2{font-size:1.6rem}.article .hero{padding-top:60px}.article h1{font-size:clamp(2.3rem,5vw,4rem)}.note{border-left:3px solid var(--accent-primary);padding:8px 0 8px 22px;margin:24px 0;color:var(--text-muted)}.diagram{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;max-width:340px;margin:24px 0}.diagram span{background:var(--bg-canvas);border:1px solid var(--border-subtle);padding:15px;text-align:center;font-size:1.3rem}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}th,td{padding:12px;text-align:left;border-bottom:1px solid var(--border-subtle)}label{display:block;font-weight:650;margin-top:18px}input,textarea{display:block;width:100%;padding:12px;border:1px solid var(--border-subtle);background:#fff;color:var(--text-primary)}textarea{min-height:180px;resize:vertical}.status{min-height:1.75em;color:var(--accent-primary)}.small{font-size:.85rem;color:var(--text-muted)}footer{border-top:1px solid var(--border-subtle);padding:30px 36px;font-size:.82rem;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}footer p{margin:0}footer nav{display:flex;gap:20px;flex-wrap:wrap}.skip{position:absolute;left:12px;top:-100px;background:#fff;padding:10px;z-index:10}.skip:focus{top:12px}.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease-kinetic),transform .7s var(--ease-kinetic)}.js .reveal-visible{opacity:1;transform:translateY(0)}
@media(min-width:1025px){.route-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.route-grid .panel{padding:24px}.site-nav{gap:25px}}
@media(min-width:769px) and (max-width:1024px){body{margin:18px}.wrap{padding:0 28px}.site-nav{gap:16px}.route-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:768px){body{margin:12px}header{padding:18px 18px 0}.wrap{padding:0 22px}.split{grid-template-columns:1fr}.hero{padding-top:44px}.site-nav{gap:12px 20px}.js .menu-toggle{display:block}.js .site-nav{display:none}.js .site-nav.is-open{display:flex;flex-direction:column;padding:20px 0;animation:menuIn .3s var(--ease-kinetic)}footer{padding:24px 22px}section{padding:35px 0}.panel{padding:24px}}
@media(max-width:480px){body{margin:7px}.wrap{padding:0 16px}header{padding:16px 12px 0}.brand{font-size:.78rem}.brand-mark{width:28px;height:28px}.panel{padding:20px}.actions{gap:16px}h1{font-size:2.55rem}.sequence{letter-spacing:.03em}.tabs button{padding:9px 12px}}
@keyframes menuIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}.panel:hover,.button:hover{transform:none}}