:root{
  --deep:#03172e;
  --deep-2:#06213d;
  --deep-3:#0a2c4f;
  --white:#f4f6f6;
  --mist:#cfe0ee;
  --mist-2:#9db8cf;
  --go:#007a3d;
  --go-lit:#00914a;
  --go-dark:#005c2e;
  --flare:#f45100;
  --flare-lit:#ff6a14;
  --flare-dark:#b33a00;
  --rugged:"Stardos Stencil",Stencil,"Alfa Slab One",serif;
  --land:#ffd166;
  --ink:#1c2114;
  --halo:#efe4c8;
  --paper:#f3efe6;
  --paper-ink:#13202b;
  --paper-rule:#c9c1b1;
  --signal:var(--go);
  --signal-deep:var(--go-dark);
  --text:var(--white);
  --ink-2:var(--mist);
  --ink-3:var(--mist-2);
  --edge:rgba(184,201,214,.16);
  --display:"Overpass",Arial,sans-serif;
  --body:"Overpass",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--deep);color:var(--white);font:400 17px/1.55 var(--body)}
a{color:var(--white)}
button{font-family:inherit}

/* the top line: a map title strip, not a floating bar */
.top{display:flex;align-items:center;gap:18px;padding:12px 16px;border-bottom:1px solid var(--edge);background:var(--deep)}
.brand{display:flex;align-items:center;gap:10px;color:var(--white);text-decoration:none;font:700 19px/1 var(--rugged);letter-spacing:.06em;text-transform:uppercase}
.brand svg{width:26px;height:26px}
.top nav{margin-left:auto;display:flex;gap:18px}
.top nav a{color:var(--mist);text-decoration:none;font-size:15px;font-weight:600}
.top nav a:hover{color:var(--white)}

/* a plain opening: paper ground, black stencil title */
.hero{background:var(--paper);color:var(--paper-ink);padding:clamp(48px,9vh,110px) 16px clamp(40px,7vh,80px)}
.hero h1{max-width:1120px;margin:0 auto;font:700 clamp(52px,9.5vw,128px)/.95 var(--rugged);letter-spacing:.03em;text-transform:uppercase;color:#191919}
.hero p{max-width:1120px;margin:22px auto 0;font-size:clamp(17px,1.8vw,21px);line-height:1.5;color:#3a3a35}

/* the bag */
.pack{position:relative;z-index:4;padding:44px 16px 72px;display:grid;justify-items:center}
.bag{position:relative;width:min(520px,100%);padding:30px 16px 16px;border-radius:10px;
  background:linear-gradient(115deg,rgba(255,255,255,.26),rgba(255,255,255,.07) 38%,rgba(255,255,255,.14) 62%,rgba(255,255,255,.04));
  border:1.5px solid rgba(255,255,255,.45);box-shadow:0 30px 60px -20px rgba(0,0,0,.75)}
.bag::before{content:"";position:absolute;left:10px;right:10px;top:10px;height:9px;border-radius:3px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.55) 0 2px,rgba(255,255,255,.18) 2px 4px);border:1px solid rgba(255,255,255,.5)}
.paper{background:var(--paper);color:var(--paper-ink);border-radius:2px;padding:22px 20px 18px;box-shadow:0 1px 0 rgba(0,0,0,.08)}
.paper h2{margin:0 0 4px;font:900 22px/1.1 var(--display);text-transform:uppercase;letter-spacing:.04em}
.paper .under{margin:0 0 14px;font-size:15px;color:#40505c}
.paper ul{list-style:none;margin:0 0 16px;padding:0}
.paper li{position:relative;padding:7px 0 6px 32px;border-bottom:1px solid var(--paper-rule);font-size:16px}
.paper li::before{content:"";position:absolute;left:0;top:6px;width:19px;height:19px;border:2px solid var(--paper-ink);border-radius:2px}
.paper li::after{content:"";position:absolute;left:5px;top:6px;width:8px;height:13px;border:solid var(--flare);border-width:0 3.5px 3.5px 0;transform:rotate(40deg)}
.paper li small{color:#5b6a75;font-size:14px}
.paper label{display:block;font-weight:800;font-size:14px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}
.paper input{width:100%;font:500 19px var(--body);color:var(--paper-ink);background:transparent;border:0;border-bottom:2px solid var(--paper-ink);border-radius:0;padding:6px 2px}
.paper input:focus{outline:none;border-bottom-color:var(--flare)}
.paper button{margin-top:14px;width:100%;font:800 19px var(--body);letter-spacing:.04em;color:#fff;background:var(--flare);border:0;border-radius:6px;padding:14px 16px;cursor:pointer}
.paper button:hover{background:var(--flare-lit)}
.paper .fine{margin:10px 0 0;font-size:13.5px;color:#5b6a75}
.paper .fine a{color:var(--paper-ink)}
.paper .done{display:none;font-size:17px;margin:0}
.paper .done a{color:var(--flare-dark);font-weight:700}
.pack.is-done form{display:none}
.pack.is-done .done{display:block}
.pack-note{max-width:520px;margin:18px 0 0;color:var(--mist);font-size:15px;text-align:left}

/* the map series: an atlas index */
.series{max-width:1120px;margin:0 auto;padding:40px 16px 80px}
.series h2,.legend h2{font:900 clamp(28px,4.6vw,44px)/1 var(--display);text-transform:uppercase;letter-spacing:.02em;margin:0 0 10px}
.series > p{color:var(--mist);margin:0 0 30px;max-width:40em}
.gaz{columns:2 440px;column-gap:56px}
.gaz section{break-inside:avoid;margin:0 0 28px}
.gaz h3{font:800 14px var(--body);letter-spacing:.14em;text-transform:uppercase;color:var(--mist);margin:0 0 6px;padding-bottom:6px;border-bottom:2px solid rgba(244,246,246,.5)}
.gaz ol{list-style:none;margin:0;padding:0}
.gaz li{display:flex;align-items:baseline;gap:10px;padding:7px 0;font-size:17px}
.gaz .no{font-weight:800;color:var(--mist-2);width:1.6em;flex:none;font-variant-numeric:tabular-nums}
.gaz .nm{flex:none;max-width:70%}
.gaz .dots{flex:1;border-bottom:2px dotted rgba(184,201,214,.4);transform:translateY(-4px);min-width:16px}
.gaz .st{flex:none;font-size:14px;color:var(--mist-2)}
.gaz li.ready .nm a{color:var(--white);font-weight:800}
.gaz li.ready .st{color:#fff;background:var(--go);border-radius:3px;padding:1px 7px;font-weight:800}
.gaz h3.exits{color:#fff;border-bottom-color:var(--go-lit)}

/* legend and the book */
.legend{border-top:1px solid var(--edge);background:var(--deep-2)}
.legend-in{max-width:1120px;margin:0 auto;padding:64px 16px 72px;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px}
.keys{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:14px}
.keys li{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:center;color:var(--mist)}
.keys svg{width:64px;height:28px}
.keys b{color:var(--white)}
.legend h3{font:900 clamp(24px,3vw,32px)/1.1 var(--display);margin:0 0 12px;text-transform:uppercase;letter-spacing:.02em}
.legend p{color:var(--mist);margin:0 0 14px}
.legend p b{color:var(--white)}

.foot-site{max-width:1120px;margin:0 auto;padding:26px 16px 40px;color:var(--mist-2);font-size:13.5px;display:flex;gap:10px 18px;flex-wrap:wrap}
.foot-site a{color:var(--mist)}

.prose{max-width:720px;margin:0 auto;padding:48px 16px 72px}
.prose h1{font:900 clamp(34px,6vw,52px)/1 var(--display);text-transform:uppercase;margin:0 0 20px}
.prose h2{font:800 22px var(--display);margin:30px 0 8px}
.prose p,.prose li{color:var(--mist)}

@media (max-width:760px){
  .top nav a:not(:first-child){display:none}
  .exit{max-width:132px}
  .exit .panel span{font-size:13.5px;padding:6px 8px 4px}
  .exit .tab{font-size:10px;margin-left:6px}
  .legend-in{grid-template-columns:1fr;gap:36px}
  .ground{bottom:22px}
}
@media (min-width:900px){
  .pack{grid-template-columns:520px minmax(0,380px);justify-content:center;align-items:end;gap:40px}
  .pack-note{margin:0 0 20px}
}
@media (prefers-reduced-motion:no-preference){
  .routes .road,.routes .road-casing,.routes .road-edge{stroke-dasharray:var(--len);stroke-dashoffset:var(--len);animation:draw 1.3s cubic-bezier(.3,.6,.2,1) forwards;animation-delay:var(--d)}
  @keyframes draw{to{stroke-dashoffset:0}}
  .exit{opacity:0;animation:up .4s ease-out forwards;animation-delay:var(--d)}
  @keyframes up{to{opacity:1}}
}