/* Fuel Sketch – website (fuelsketch.com). No build step; fonts self-hosted, no external requests. */
@font-face{font-family:'Archivo';src:url(fonts/archivo.woff2) format('woff2');font-weight:100 900;font-stretch:62% 125%;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url(fonts/jbmono-400.woff2) format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url(fonts/jbmono-600.woff2) format('woff2');font-weight:600;font-display:swap}

:root{
  --bg:#0b141c; --ink:#0f1a24; --card:#111e2a; --line:#1e2f3f;
  --text:#eef3f7; --muted:#a7b6c4; --dim:#8fa1b2; --soft:#d3dde6;
  --dep:#ff8a3d; --cru:#3b9cff; --slow:#e24bd6; --ok:#34d399;
  --wrap:1280px; --pad:32px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Archivo',system-ui,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5}
a{color:#ffb27f}a:hover{color:#ffd2b3}
img,svg{display:block}
:focus-visible{outline:2px solid var(--dep);outline-offset:3px;border-radius:6px}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace}
.wide{font-stretch:118%}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.skip{position:absolute;left:-999px;top:8px;z-index:10;background:var(--dep);color:var(--ink);padding:10px 14px;border-radius:8px;font-weight:700}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ── buttons, chips ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn svg{width:18px;height:18px}
.btn-pri{background:var(--dep);color:var(--ink)}.btn-pri:hover{background:#ffa266;color:var(--ink)}
.btn-ghost{background:rgba(15,26,36,.45);color:var(--text);border:1px solid rgba(238,243,247,.35);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(15,26,36,.7);color:#fff}
.btn-sm{min-height:44px;padding:0 18px;font-size:15px}
.row{display:flex;flex-wrap:wrap;gap:12px}
.chip{font:600 12px 'JetBrains Mono',monospace;padding:4px 9px;border-radius:999px;background:rgba(238,243,247,.1);color:#d6e0e8}
.chip-lg{font-size:13px;padding:8px 12px}
.kicker{margin:0 0 14px;font:600 13px 'JetBrains Mono',monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dep)}
.badge{display:inline-flex;align-items:center;font:600 12px 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;padding:7px 12px;border-radius:999px;border:1px solid rgba(255,138,61,.6);color:#ffd2b3;background:rgba(255,138,61,.12)}
.h2{margin:0;font-size:48px;line-height:1.05;font-weight:800;letter-spacing:-.02em}
.lead{margin:18px 0 0;font-size:18px;line-height:1.55;color:var(--muted);max-width:640px}
.check{width:20px;height:20px;flex:none;fill:none;stroke:var(--dep);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;margin-top:2px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.ticks li{display:flex;gap:12px;font-size:16px;line-height:1.5}

/* ── header ── */
.top{position:absolute;top:0;left:0;right:0;z-index:5}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:22px;padding-bottom:22px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.brand svg{width:38px;height:38px}
.brand span{font-weight:800;font-size:20px;letter-spacing:-.01em;font-stretch:118%}
.navlinks{display:flex;align-items:center;gap:28px}
.navlinks a{color:var(--text);text-decoration:none;font-weight:600;font-size:15px;opacity:.9}
.navlinks a:hover{opacity:1;color:#fff}
.navright{display:flex;align-items:center;gap:8px}
.lang{display:flex;gap:2px;padding:2px;border-radius:999px;background:rgba(15,26,36,.5)}
.lang a{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;border-radius:999px;color:var(--text);text-decoration:none;font:600 13px 'JetBrains Mono',monospace}
.lang a[aria-current="true"]{background:rgba(238,243,247,.2)}

/* ── hero ── */
.hero{position:relative;overflow:hidden;background:#2a3a4c url(img/hero-2560.webp) center 62%/cover no-repeat;min-height:900px}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,20,28,.55) 0%,rgba(11,20,28,0) 22%,rgba(11,20,28,0) 52%,rgba(11,20,28,.55) 78%,var(--bg) 100%)}
.route{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;filter:drop-shadow(0 0 10px rgba(255,255,255,.25))}
.route path{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-width:11}
.route .dep{stroke:var(--dep)}.route .cru{stroke:var(--cru)}
.route .slow{stroke:var(--slow);stroke-dasharray:26 20}.route .rev{stroke:#fff}
.route .mk{stroke:var(--ink);stroke-width:6}
.route .wp{fill:#fff;stroke:var(--ink);stroke-width:5}
.route .gt{font:600 30px 'JetBrains Mono',monospace;fill:var(--ink)}
.route-m{display:none}
.hero-cta-m{display:none}
/* route timeline is driven by site.js (autoplay, replay on return, scroll-scrub) */
.draw{opacity:0}
.ready .draw{opacity:1}
.pop{opacity:0;transform-box:fill-box;transform-origin:center;transform:scale(.3);transition:opacity .2s,transform .35s cubic-bezier(.3,1.6,.5,1)}
.pop.on{opacity:1;transform:scale(1)}
.pulse{transform-box:fill-box;transform-origin:center;opacity:0}
.pulse.on{animation:pulse 2.2s ease-out infinite}
.pulse.tl.on{animation-duration:1.6s}
@keyframes pulse{0%{opacity:.8;transform:scale(1)}100%{opacity:0;transform:scale(2.6)}}
.fade{opacity:0;animation:fade .6s ease-out forwards}
@keyframes fade{to{opacity:1}}
.f1{animation-delay:.1s}.f2{animation-delay:.25s}.f3{animation-delay:.4s}.f4{animation-delay:.55s}
.hero-box{position:relative;z-index:2;padding-top:150px}
.hero h1{margin:0;max-width:860px;font-size:76px;line-height:.98;font-weight:850;letter-spacing:-.025em;font-stretch:118%;text-shadow:0 2px 30px rgba(11,20,28,.35)}
.hero .kicker{color:#fff;margin-bottom:18px;text-shadow:0 1px 12px rgba(11,20,28,.55)}
.hero .sub{margin:24px 0 0;max-width:560px;font-size:20px;line-height:1.5;color:#f3f6f9;text-shadow:0 1px 16px rgba(11,20,28,.5)}
.hero .row{margin-top:34px}
.hero .meta{margin:28px 0 0;font-size:13px;color:#dfe7ee;text-shadow:0 1px 10px rgba(11,20,28,.6)}

/* readout panel (mimics the app) */
.readout{position:absolute;left:max(var(--pad),calc((100% - var(--wrap)) / 2 + var(--pad)));bottom:48px;width:420px;z-index:2;border-radius:18px;padding:16px 18px;background:rgba(15,26,36,.82);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid rgba(238,243,247,.12)}
.ro-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.ro-dist{display:flex;align-items:baseline;gap:8px}
.ro-dist b{font:600 26px 'JetBrains Mono',monospace;color:#fff}
.ro-dist span{font:13px 'JetBrains Mono',monospace;color:var(--muted)}
.ro-sep{height:1px;background:rgba(238,243,247,.1);margin:12px 0}
.ro-row{padding:6px 0}
.ro-l1{display:flex;align-items:center;gap:10px;font-family:'JetBrains Mono',monospace}
.ro-l1 .dot{width:10px;height:10px;border-radius:50%;flex:none}
.ro-l1 .ac{width:40px;height:40px;flex:none;margin:-8px -2px -8px -6px;object-fit:contain}
.ro-l1 .name{font-family:'Archivo',sans-serif;font-weight:700;font-size:15px;min-width:64px}
.ro-l1 b{font-size:15px;font-weight:600;color:#fff;white-space:nowrap}
.ro-l1 i{font-style:normal;font-size:13px;color:var(--muted)}
.ro-l1 .ok{margin-left:auto;width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.ro-l2{font:11.5px 'JetBrains Mono',monospace;margin:4px 0 0 42px;display:flex;gap:10px;flex-wrap:wrap}
.ro-note{margin:8px 0 0;font:11px 'JetBrains Mono',monospace;color:var(--dim)}

/* ── sections ── */
.sec{padding-top:110px;padding-bottom:40px}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g5{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.card h3{margin:8px 0 0;font-size:22px;font-weight:750;font-stretch:118%}
.card p{margin:10px 0 0;font-size:16px;line-height:1.55;color:var(--muted)}
.card .step{margin:0;font:600 13px 'JetBrains Mono',monospace;color:var(--dep)}
.card .body{padding:24px 24px 28px}
.vis{height:200px;position:relative;background:#0d1821;background-image:linear-gradient(rgba(238,243,247,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(238,243,247,.05) 1px,transparent 1px);background-size:28px 28px}
.vis svg{position:absolute;inset:0;width:100%;height:100%}
.vis svg path{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-width:5}
.menu{position:absolute;left:50%;top:34px;transform:translateX(-38%);display:flex;flex-wrap:wrap;gap:6px;width:230px;padding:8px;border-radius:14px;background:rgba(15,26,36,.92);border:1px solid #2a3e52;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.menu span{font:600 12px 'Archivo',sans-serif;padding:7px 10px;border-radius:10px;background:#1c2b3a;color:var(--text);white-space:nowrap}
/* card «Hold to add a stop»: dot pulses, menu pops after 400 ms, GT 5 gets picked – loops while visible */
.holdcard .pick{background:#ff8a3d;color:var(--ink)}
.hold-ring{opacity:0;transform-box:fill-box;transform-origin:center}
.hold-dot{transform-box:fill-box;transform-origin:center}
.holdcard.play .menu{animation:holdMenu 4.4s infinite}
.holdcard.play .hold-ring{animation:holdRing 4.4s infinite}
.holdcard.play .hold-ring.r2{animation-delay:.2s}
.holdcard.play .hold-dot{animation:holdDot 4.4s infinite}
.holdcard.play .pick{animation:holdPick 4.4s infinite}
@keyframes holdRing{0%{opacity:.9;transform:scale(1)}9%{opacity:0;transform:scale(3.2)}100%{opacity:0;transform:scale(3.2)}}
@keyframes holdDot{0%{transform:scale(1)}4%{transform:scale(1.35)}9%,100%{transform:scale(1)}}
@keyframes holdMenu{0%,9%{opacity:0;transform:translateX(-38%) translateY(10px) scale(.6)}13%{opacity:1;transform:translateX(-38%) scale(1.05)}16%,84%{opacity:1;transform:translateX(-38%) scale(1)}92%,100%{opacity:0;transform:translateX(-38%) scale(.92)}}
@keyframes holdPick{0%,42%{background:#1c2b3a;color:var(--text);transform:scale(1)}46%{background:#ff8a3d;color:var(--ink);transform:scale(1.12)}50%,100%{background:#ff8a3d;color:var(--ink);transform:scale(1)}}
.menu{transform-origin:22% 100%}
.menu span{transition:none}
.nums{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:28px}
.nums p{margin:0;font:11px 'JetBrains Mono',monospace;color:var(--muted)}
.nums b{display:block;margin-top:4px;font:600 32px 'JetBrains Mono',monospace;color:var(--text)}

.tile{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px 22px 120px;transition:border-color .2s,transform .2s}
.tile:hover{border-color:#35506a;transform:translateY(-2px)}
.tile .ico{will-change:transform;width:44px;height:44px;fill:none;stroke:var(--text);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tile h3{margin:18px 0 0;font-size:19px;font-weight:750;font-stretch:118%}
.tile p{margin:8px 0 0;font-size:15px;line-height:1.5;color:var(--muted)}
.doodle{position:absolute;right:-10px;bottom:-6px;width:190px;height:110px;opacity:.55;pointer-events:none}
.doodle path{fill:none;stroke-width:3;stroke-linecap:round}

.feat{display:flex;gap:12px}
.feat h3{margin:0;font-size:17px;font-weight:700}
.feat p{margin:6px 0 0;font-size:15px;line-height:1.5;color:var(--muted)}

.private{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;padding:56px 48px;background:#0d1821;border:1px solid #24394d;border-radius:20px}
.private .shield{width:26px;height:26px;flex:none;fill:none;stroke:var(--dep);stroke-width:1.8;stroke-linejoin:round}
.private .ticks{gap:20px}
.private .ticks span span{color:#c3cfda}
.fine{margin:24px 0 0;padding-top:16px;border-top:1px solid var(--line);font-size:13px;line-height:1.5;color:var(--dim)}

.companies{position:relative;background:#1d2a38 url(img/ridge-2560.webp) center 60%/cover no-repeat;margin-top:60px}
.companies::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,20,28,.94) 0%,rgba(11,20,28,.78) 45%,rgba(11,20,28,.15) 100%)}
.companies::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--bg) 0,rgba(11,20,28,0) 120px,rgba(11,20,28,0) calc(100% - 120px),var(--bg) 100%)}
.companies .wrap{position:relative;z-index:1;padding-top:160px;padding-bottom:160px}
.companies .lead,.companies .note{color:var(--soft);max-width:580px}
.companies .note{margin:32px 0 0;font-size:16px;line-height:1.55}

.support{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;padding:56px 48px;border-radius:20px;border:1px solid var(--line);background:linear-gradient(135deg,#132332,#0f1a24)}
.support h2{margin:0;font-size:38px;line-height:1.1;font-weight:800;letter-spacing:-.02em;font-stretch:118%}
.support p{margin:14px 0 0;font-size:17px;line-height:1.55;color:var(--muted);max-width:660px}

.foot{border-top:1px solid var(--line);margin-top:110px}
.foot .wrap{display:flex;flex-wrap:wrap;gap:20px 40px;align-items:flex-start;justify-content:space-between;padding-top:36px;padding-bottom:48px}
.foot p{margin:8px 0 0;font-size:14px;line-height:1.55;color:var(--muted);max-width:560px}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:14px}
.foot nav a{color:var(--soft)}
.foot nav span{color:var(--dim)}

/* ── legal pages ── */
.legal-top{position:static;background:var(--ink);border-bottom:1px solid var(--line)}
.legal{max-width:760px;padding-top:64px;padding-bottom:40px}
.legal h1{margin:0;font-size:44px;line-height:1.05;font-weight:800;letter-spacing:-.02em;font-stretch:118%}
.legal h2{margin:44px 0 0;font-size:22px;font-weight:750}
.legal h3{margin:24px 0 0;font-size:17px;font-weight:700}
.legal p,.legal li{font-size:16px;line-height:1.65;color:var(--soft)}
.legal ul{padding-left:20px}
.legal .upd{margin-top:10px;font:13px 'JetBrains Mono',monospace;color:var(--dim)}
.todo{background:rgba(255,138,61,.18);color:#ffd2b3;padding:1px 6px;border-radius:6px}

/* ── responsive ── */
@media (max-width:1100px){.g5,.g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){
  .hero{background-image:url(img/hero-1280.webp);background-position:58% 62%}
  .companies{background-image:url(img/ridge-1280.webp)}
}
@media (max-width:760px){
  :root{--pad:20px}
  .g5,.g3,.g2,.private{grid-template-columns:minmax(0,1fr)}
  .navlinks{display:none}
  .hero{min-height:0}
  .hero h1{font-size:44px}
  .hero .sub{font-size:18px}
  .hero-box{padding-top:120px;padding-bottom:8px}
  .readout{position:relative;left:auto;bottom:auto;width:auto;margin:0 16px 24px}
  .route{display:none}
  .hero-box .row,.hero-box .meta{display:none}
  .hero-cta-m{display:block;position:relative;z-index:2;padding-bottom:0}
  .sec{padding-top:64px}
  #how{padding-top:44px}
  .hero-cta-m .row{margin-top:0}
  .hero-cta-m .meta{margin:16px 0 0;font-size:13px;color:var(--muted)}
  .route-m{display:block;position:relative;inset:auto;width:100%;height:auto;margin:22px 0 4px;overflow:visible}
  .route-m path{stroke-width:20}
  .route-m .slow{stroke-dasharray:40 28}
  .route-m .gt{font-size:44px}
  .ro-l1{gap:7px}.ro-l1 .ac{width:34px;height:34px;margin:-6px -2px -6px -4px}.ro-l2{margin-left:35px}.ro-l1 b{font-size:13.5px}.ro-l1 .name{min-width:0;font-size:14px}
  .h2{font-size:34px}
  .private,.support{padding:36px 24px}
  .support h2{font-size:30px}
  .companies .wrap{padding-top:110px;padding-bottom:110px}
  .brand span{font-size:18px}
  .legal h1{font-size:34px}
}
@media (max-width:400px){.navright .btn-sm{display:none}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .fade{animation:none;opacity:1}
  .pulse.on{animation:none}
  .pop{transition:none}
  .holdcard.play .menu,.holdcard.play .hold-ring,.holdcard.play .hold-dot,.holdcard.play .pick{animation:none}
}