@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;600;650;700&family=DM+Serif+Display:ital@0;1&display=swap');
:root{--paper:#f7f6f0;--ink:#263b30;--muted:#6b746b;--green:#344d3b;--lime:#e7edaa;--line:#dcded2;--white:#fffef9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.65 'DM Sans',sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,select,input,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #819356;outline-offset:4px}button:disabled{opacity:.4;cursor:default}.skip{position:absolute;top:-80px;left:20px;padding:10px;background:var(--lime);z-index:20}.skip:focus{top:10px}header,main,footer{max-width:1360px;margin:auto}.masthead{padding:25px 56px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{font-weight:700;font-size:23px;letter-spacing:-1px;display:flex;align-items:center;gap:9px}.brand-icon{font-size:36px;line-height:1;transform:rotate(-20deg)}.brand-sub{font:10px/1.3 'DM Sans',sans-serif;color:var(--muted);letter-spacing:1.3px;margin-left:20px}.masthead nav{display:flex;gap:30px;font-size:13px}.masthead nav a:hover,.text-link:hover{color:#789050}.edition{font-size:10px;letter-spacing:1.2px;color:var(--muted)}.hero{padding:70px 56px 65px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.eyebrow{font-size:10px;font-weight:650;letter-spacing:1.8px;margin:0 0 19px;line-height:1.6}.dot{display:inline-block;width:7px;height:7px;background:#819850;border-radius:50%;margin-right:8px}h1,h2,h3,p{margin-top:0}h1,h2{font-family:'DM Serif Display',Georgia,serif;font-weight:400;letter-spacing:-1.8px;line-height:1.08}h1{font-size:clamp(56px,5.65vw,80px);margin-bottom:22px}h1 em{color:#718455}h2{font-size:43px;margin-bottom:18px}h3{font-size:21px;line-height:1.3;letter-spacing:-.4px}.lede{font-size:16px;line-height:1.8;color:var(--muted);max-width:430px;margin-bottom:28px}.hero-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.button{border:0;border-radius:6px;padding:14px 21px;display:inline-flex;align-items:center;justify-content:space-between;gap:30px;font-size:13px;font-weight:600;min-height:48px}.primary{background:var(--green);color:#fff}.primary:hover{background:#466349}.button span{font-size:18px;font-weight:400}.text-link{font-size:13px;border-bottom:1px solid var(--line);padding-bottom:4px}.text-link span{margin-left:14px}.hero-facts{display:flex;gap:24px;margin-top:40px;color:var(--muted);font-size:12px}.hero-facts span+span{border-left:1px solid var(--line);padding-left:24px}.hero-facts b{font-weight:500;font-size:17px;color:var(--ink);margin-right:6px}.hero-map{height:455px;background:#e9ecdd;border:1px solid #dce1cf;position:relative;border-radius:10px;overflow:hidden}.contours,.map-links{position:absolute;width:100%;height:100%;inset:0}.contours{color:#c3ccb5;opacity:.6}.map-top{position:absolute;top:22px;left:24px;right:24px;display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:1px}.pill{border:1px solid #bdc8ac;background:#eef1e2;border-radius:30px;font-size:10px;padding:4px 10px;letter-spacing:0;white-space:nowrap}.map-pair{position:absolute;display:flex;flex-direction:column;align-items:center}.p1{top:21%;left:17%}.p2{top:26%;right:17%}.p3{bottom:14%;left:20%}.p4{bottom:12%;right:13%}.pair-tag{font-size:8px;letter-spacing:1px;margin-bottom:9px;color:#68795c}.device{position:relative;width:94px;height:104px;border-radius:14px 14px 17px 17px;background:linear-gradient(130deg,#434b43,#1c241f);padding:17px 12px 8px;box-shadow:2px 6px 0 #141d19,7px 12px 17px #344d3b24;transform:rotate(-6deg);border:1px solid #546155}.p2 .device,.p4 .device{transform:rotate(8deg)}.device:before{content:'';position:absolute;top:5px;left:24px;width:45px;height:3px;border-radius:2px;background:#5b6657}.screen{background:#132220;color:#c5e2cc;font:6px/1.8 monospace;border-radius:3px;padding:6px 5px;height:53px;border:1px solid #707a63}.screen strong{font-size:7px}.screen span{display:block;font-size:7px}.device-mark{display:block;color:#a4ada2;font-size:6px;letter-spacing:.4px;margin-top:9px;text-align:center}.mini-phone{position:absolute;right:-35px;top:42px;font-size:38px;color:#536653;line-height:1}.mini-phone small{display:block;font-size:8px;text-align:center;margin-top:4px}.map-caption{position:absolute;bottom:17px;left:0;right:0;text-align:center;font-size:10px;color:#6c7b5f}.signal-pulse{opacity:.5}.concept{margin:0 56px;padding:36px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:0 70px}.concept>.eyebrow{grid-column:1/-1;margin-bottom:17px}.concept h2{font-size:33px;grid-row:2/4;margin-bottom:0}.concept>p:not(.eyebrow){color:var(--muted);margin-bottom:16px;font-size:14px}.connection-strip{display:flex;align-items:center;justify-content:space-between;gap:7px}.connection-strip span{font-weight:600;font-size:12px}.connection-strip small{font-size:10px;color:var(--muted)}.section-space{padding:66px 56px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.section-heading h2{margin-bottom:0}.section-heading .eyebrow{margin-bottom:13px}.section-heading>p{font-size:12px;color:var(--muted);margin-bottom:4px}.setup-bar{padding:20px 22px;background:#eeeee5;border:1px solid var(--line);border-radius:8px;display:grid;grid-template-columns:1.4fr 1fr auto;align-items:center;gap:35px;margin-bottom:25px}label{font-size:11px;font-weight:600;display:block;color:var(--muted)}select,input{display:block;width:100%;padding:11px 12px;margin-top:6px;border:1px solid #d4d8c9;border-radius:5px;color:var(--ink);background:var(--white);font-size:12px;min-height:44px}select{padding-right:25px}.setup-bar select{background:var(--paper)}#progress-label{font-size:11px;font-weight:600}.progress-track{height:5px;background:#d6dccc;border-radius:5px;margin-top:12px;overflow:hidden}#progress-fill{width:0;background:#819356;height:100%;transition:width .3s}.subtle{padding:10px 0;background:none;border:0;color:var(--muted);font-size:11px;text-decoration:underline;text-underline-offset:4px;min-height:44px}.guide-layout{display:grid;grid-template-columns:245px 1fr;gap:30px}.step-nav{border:0;background:none;width:100%;display:flex;text-align:left;align-items:center;gap:13px;padding:13px 14px;color:var(--muted);font-size:13px;border-radius:6px;min-height:54px;margin-bottom:3px}.step-nav.active{background:var(--green);color:#fff}.step-nav:not(.active):hover{background:#e9eddf}.step-number{font-size:11px;border:1px solid #c5cdbb;width:25px;height:25px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.active .step-number{border-color:#7e9677}.step-nav.completed .step-number{background:#dfe8bd;color:var(--green);border:0}.step-nav small{margin-left:auto;font-size:10px;white-space:nowrap}.aside-note{display:flex;gap:13px;padding:23px 14px;color:var(--muted);font-size:11px}.aside-note span{font-size:22px}.step-card{background:var(--white);padding:32px 36px;border:1px solid var(--line);border-radius:8px;min-height:475px}.step-card h3{font-family:'DM Serif Display',Georgia,serif;font-size:32px;font-weight:400;letter-spacing:-.7px;margin-bottom:13px}.step-desc{color:var(--muted);font-size:14px}.step-card ol{padding-left:20px;font-size:13px;margin:22px 0}.step-card li{margin-bottom:12px;padding-left:7px}.step-card li::marker{color:#889b6c;font-weight:600}.note{background:#eef1e2;border-left:3px solid #95a567;padding:13px 16px;font-size:12px;margin:20px 0;color:#526345}.note.warning{background:#f6eedc;border-color:#b8a069;color:#79623a}.source-link{font-size:11px;text-decoration:underline;text-underline-offset:3px;color:var(--muted)}.radio-checks{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}.radio-check{display:flex;align-items:center;gap:9px;border:1px solid var(--line);border-radius:5px;padding:11px 10px;min-height:46px;color:var(--ink);cursor:pointer;background:var(--paper);font-size:11px}.radio-check input{accent-color:var(--green);width:17px;height:17px;min-height:0;margin:0;flex-shrink:0}.radio-check:has(input:checked){background:#edf2dc;border-color:#a3b383}.check-title{font-size:10px;color:var(--muted);letter-spacing:1px;margin-top:22px}.step-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:18px;margin-top:23px}.step-footer .button{padding:10px 17px;min-height:42px}.setting-table{width:100%;border-collapse:collapse;font-size:12px;margin:15px 0}.setting-table td{padding:7px 0;border-bottom:1px solid var(--line)}.setting-table td+td{font-weight:600;text-align:right}.playground{background:#eaeedf;border-top:1px solid #dce2cf;border-bottom:1px solid #dce2cf}.sim-layout{display:grid;grid-template-columns:1.8fr 1fr;gap:30px}.sim-map{background:#f7f8f0;border:1px solid #d3dbc4;border-radius:8px;padding:20px 22px;position:relative}.sim-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.sim-top .eyebrow{font-size:8px;letter-spacing:1px;margin:0}#network{width:100%;display:block;height:auto;max-height:270px}.node-toggles{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.node-toggle{background:#e7edd9;border:1px solid #c7d5b4;border-radius:4px;font-size:10px;color:var(--green);min-height:42px}.node-toggle[aria-pressed=false]{background:#f1ede4;color:#8c776b;border-color:#d3c7bd}.sim-result{font-size:11px;color:#657354;border-top:1px solid #dce2cf;padding-top:15px;margin-top:17px;min-height:57px}.sim-controls{display:flex;flex-direction:column;gap:18px}.sim-controls label{color:#58684b}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fine{font-size:11px;color:var(--muted);margin:0}.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}details{border-bottom:1px solid var(--line);padding:18px 0}summary{display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;font-size:13px;font-weight:600;min-height:26px}summary::-webkit-details-marker{display:none}summary span{font-size:20px;font-weight:400;color:#83936b}details[open] summary span{transform:rotate(45deg)}details p{font-size:12px;color:var(--muted);margin:16px 0 8px}details a{font-size:11px;text-decoration:underline}.takeaway{margin:0 56px 60px;padding:32px 40px;background:var(--lime);border-radius:8px;display:flex;justify-content:space-between;align-items:center;gap:20px}.takeaway .eyebrow{margin-bottom:10px}.takeaway h2{font-size:33px;margin-bottom:8px}.takeaway p:not(.eyebrow){font-size:12px;margin:0}footer{padding:30px 56px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:25px}footer p,footer>a:last-child{font-size:10px;color:var(--muted);margin:0}footer .brand{font-size:19px}dialog{border:1px solid var(--line);border-radius:12px;background:var(--paper);color:var(--ink);padding:35px;max-width:480px;width:calc(100% - 30px)}dialog::backdrop{background:#1f322c70}dialog h2{font-size:30px}dialog p{font-size:13px;color:var(--muted)}#print-guide{display:none}.pulse-dot{animation:blink .5s 4}@keyframes blink{50%{opacity:.15}}.delivery-line{stroke-dasharray:8 5;animation:dash .6s linear 3}@keyframes dash{to{stroke-dashoffset:-26}}@media(min-width:1450px){body{border-left:1px solid var(--line);border-right:1px solid var(--line);max-width:1440px;margin:auto}}@media(max-width:1100px){.brand-sub,.edition{display:none}.hero{gap:30px;padding-top:50px}.hero-map{height:420px}.map-top{left:16px;right:16px}.map-top>span:first-child{font-size:8px}.hero-facts{gap:16px}.concept{gap:0 35px}.section-heading>p{max-width:220px}.setup-bar{gap:18px}.guide-layout{grid-template-columns:210px 1fr;gap:20px}.step-card{padding:26px}.radio-checks{grid-template-columns:1fr 1fr}}@media(max-width:900px){.masthead{padding:18px 22px}.masthead nav{gap:17px;font-size:11px}.masthead nav a:last-child{display:none}.brand{font-size:20px}.hero{grid-template-columns:1fr;padding:40px 22px 35px;gap:35px}.hero-copy{max-width:500px}h1{font-size:64px}.lede{font-size:15px}.hero-facts{margin-top:27px}.hero-map{height:400px}.concept{margin:0 22px;grid-template-columns:1fr;padding:30px 0;gap:15px}.concept h2{grid-row:auto;font-size:31px}.concept>.eyebrow{margin:0}.section-space{padding:45px 22px}.section-heading{display:block;margin-bottom:25px}.section-heading h2{font-size:35px;letter-spacing:-1px}.section-heading>p{max-width:none;margin:15px 0 0}.setup-bar{grid-template-columns:1fr;gap:12px;padding:17px}.setup-bar .subtle{justify-self:start;padding:0}.guide-layout{grid-template-columns:1fr;gap:15px}.guide-layout aside{min-width:0}#steps-nav{display:flex;overflow-x:auto;gap:6px;padding-bottom:8px}.step-nav{width:auto;white-space:nowrap;padding:9px;min-height:45px;font-size:11px;gap:7px}.step-nav small,.aside-note{display:none}.step-number{width:22px;height:22px;font-size:9px}.step-card{padding:24px 20px;min-height:0}.step-card h3{font-size:28px}.step-card ol{font-size:13px}.sim-layout{grid-template-columns:1fr;gap:25px}.sim-map{padding:17px 14px}.sim-top .eyebrow{max-width:180px}.help-grid{grid-template-columns:1fr}.takeaway{margin:0 22px 40px;display:block;padding:25px}.takeaway h2{font-size:29px}.takeaway .button{margin-top:20px}footer{padding:25px 22px;flex-wrap:wrap;gap:16px}footer p{width:100%;order:3}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}@media print{body{background:white;font-size:12px}header,.hero,.concept,.guide,.playground,.help,.takeaway,footer,.skip,dialog{display:none!important}#print-guide{display:block;padding:20px}#print-guide h1{font-size:32px}#print-guide h2{font-size:23px;margin-top:22px}#print-guide section{break-inside:avoid;border-bottom:1px solid #aaa;padding-bottom:15px}#print-guide .note{padding:7px}#print-guide a{text-decoration:none;font-size:10px}#print-guide .source-link::after{content:' (' attr(href) ')'}#print-guide li{margin-bottom:6px}}
@media(max-width:900px){input,select{font-size:16px}.setup-bar select{font-size:14px}#region{font-size:16px}}
.header-tools{display:flex;align-items:center;gap:18px}.language-control{display:flex;align-items:center;gap:8px}.language-control select{width:auto;margin:0;min-height:38px;font-size:12px;padding:7px 24px 7px 10px;background:transparent}.language-control>span{font-size:10px}
@media(max-width:900px){.masthead{flex-wrap:wrap;gap:12px}.header-tools{margin-left:auto}.language-control>span{display:none}.language-control select{font-size:16px;max-width:145px}.masthead nav{order:3;width:100%;justify-content:flex-start}.hero-map .map-caption{padding:0 10px}.map-top{flex-wrap:wrap;gap:5px}.section-heading h2{overflow-wrap:break-word}}