:root {
  --bg: #0E1418;
  --panel: #161F25;
  --panel-2: #1C262D;
  --line: #2B363E;
  --ink: #E9EEEF;
  --ink-soft: #9AABB2;
  --ink-faint: #61717A;
  --amber: #E8A33D;
  --amber-soft: #F3C077;
  --teal: #2F9E8F;
  --teal-soft: #5CC0B1;
  --blue: #1F4FA8;
  --red: #E0352B;
  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Karla', -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', Consolas, monospace;
  --wrap: 1080px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--amber-soft); }
a:hover { color: var(--amber); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(14, 20, 24, .86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand img { width: 34px; height: 34px; }
.brand span { font: 600 19px/1 var(--font-display); letter-spacing: .02em; text-transform: uppercase; }
.site-nav { display: flex; gap: 22px; }
.site-nav a { color: var(--ink-soft); text-decoration: none; font-size: 15px; font-weight: 600; }
.site-nav a:hover { color: var(--ink); }
@media (max-width: 640px) { .site-nav { display: none; } }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 88px 0 96px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 70% at 78% 40%, rgba(31, 79, 168, .35), transparent 70%),
    radial-gradient(ellipse 40% 50% at 20% 100%, rgba(232, 163, 61, .10), transparent 70%);
}
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 48px; }
.eyebrow {
  font: 500 12.5px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--amber-soft); margin: 0 0 18px;
}
.hero h1 {
  font: 700 clamp(46px, 8vw, 88px)/.95 var(--font-display);
  text-transform: uppercase; letter-spacing: .01em; margin: 0 0 22px;
}
.hero h1 em { font-style: normal; color: var(--amber); }
.lede { font-size: clamp(18px, 2.2vw, 21px); color: var(--ink-soft); max-width: 40ch; margin: 0 0 32px; }
.lede strong { color: var(--ink); font-weight: 600; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px; border-radius: 6px; border: 0; cursor: pointer;
  font: 600 16px/1 var(--font-body); text-decoration: none;
}
.btn-primary { background: var(--amber); color: #1A1206; }
.btn-primary:hover { background: var(--amber-soft); color: #1A1206; }
.btn-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn-ghost:hover { color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--ink-faint); }
.platform-note { font: 500 13px/1.4 var(--font-mono); color: var(--ink-faint); margin-top: 18px; }

.hero-logo { justify-self: center; position: relative; width: min(100%, 380px); }
.hero-logo img { width: 100%; filter: drop-shadow(0 30px 60px rgba(0, 0, 0, .55)); }
.hero-logo::after {
  content: ""; position: absolute; inset: 12% 12% -8%; z-index: -1;
  background: radial-gradient(circle, rgba(224, 53, 43, .25), transparent 65%);
}
@media (max-width: 820px) {
  .hero { padding: 56px 0 64px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .hero-logo { order: -1; width: 180px; justify-self: start; }
}

/* ---------- sections ---------- */
section { padding: 88px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 60px; }
.section-label {
  font: 500 12.5px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-faint); margin: 0 0 14px;
}
h2 {
  font: 600 clamp(32px, 4.6vw, 48px)/1.05 var(--font-display);
  text-transform: uppercase; margin: 0 0 22px; letter-spacing: .01em;
}
.prose { max-width: 62ch; color: var(--ink-soft); }
.prose p { margin: 0 0 18px; }
.prose strong { color: var(--ink); }

/* story timeline */
.story { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.timeline { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 0 0 26px 26px; }
.timeline li::before {
  content: ""; position: absolute; left: -8px; top: 5px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--bg); border: 3px solid var(--ink-faint);
}
.timeline li.alt::before { border-color: var(--amber); }
.timeline .year { font: 600 15px/1.2 var(--font-mono); color: var(--ink); }
.timeline li.alt .year { color: var(--amber); }
.timeline p { margin: 4px 0 0; color: var(--ink-soft); font-size: 15.5px; }
.timeline .tag {
  display: inline-block; margin-left: 8px; padding: 2px 7px; border-radius: 3px;
  font: 500 10.5px/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase;
  background: rgba(232, 163, 61, .14); color: var(--amber-soft); vertical-align: 2px;
}
@media (max-width: 820px) { .story { grid-template-columns: 1fr; gap: 36px; } }

/* features */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 36px; }
.feature { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 26px 24px; }
.feature .icon {
  width: 44px; height: 44px; border-radius: 8px; display: grid; place-items: center;
  background: var(--panel-2); margin-bottom: 18px;
}
.feature .icon img { width: 26px; height: 26px; }
.feature .icon svg { width: 24px; height: 24px; stroke: var(--amber); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { font: 600 20px/1.2 var(--font-display); text-transform: uppercase; margin: 0 0 8px; letter-spacing: .02em; }
.feature p { margin: 0; color: var(--ink-soft); font-size: 15.5px; }

/* map */
.map-figure {
  margin: 36px 0 0; background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 24px 16px 18px; overflow-x: auto;
}
.map-figure > svg { display: block; width: 100%; min-width: 620px; height: auto; }
.map-figure > svg text { fill: var(--ink); font-family: var(--font-body); font-weight: 500; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 24px; padding: 14px 8px 0; font-size: 14px; color: var(--ink-soft); }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend svg { flex: none; display: block; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 16px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; }
.stat b { display: block; font: 600 34px/1 var(--font-display); color: var(--ink); }
.stat span { font-size: 14px; color: var(--ink-soft); }
@media (max-width: 700px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* signup */
.signup { background: linear-gradient(180deg, var(--bg), #101B2A); }
.signup-card {
  max-width: 640px; margin: 0 auto; text-align: center;
}
.signup-card .prose { margin: 0 auto 28px; }
.signup form { display: flex; gap: 10px; max-width: 480px; margin: 0 auto; }
.signup input[type=email] {
  flex: 1; min-width: 0; padding: 14px 16px; border-radius: 6px;
  border: 1.5px solid var(--line); background: var(--panel); color: var(--ink);
  font: 16px var(--font-body);
}
.signup input[type=email]:focus { outline: none; border-color: var(--amber); }
.hidden-field { position: absolute; left: -9999px; }
.form-note { font-size: 13px; color: var(--ink-faint); margin-top: 14px; }
.form-status { margin-top: 16px; font-weight: 600; color: var(--teal-soft); min-height: 1.6em; }
.form-status.error { color: #F08A80; }
@media (max-width: 520px) { .signup form { flex-direction: column; } }

/* footer */
.site-footer { padding: 40px 0 56px; color: var(--ink-faint); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 32px; }
.site-footer a { color: var(--ink-soft); }
.site-footer p { margin: 0; max-width: 60ch; }

/* simple content pages */
.page { padding: 64px 0 88px; border-bottom: 1px solid var(--line); }
.page h1 { font: 600 clamp(34px, 5vw, 52px)/1.05 var(--font-display); text-transform: uppercase; margin: 0 0 24px; }
.page h2 { font-size: 24px; margin: 40px 0 12px; }
.page .prose { max-width: 70ch; }
.page .prose ul { padding-left: 20px; }
.draft-banner {
  background: rgba(224, 53, 43, .12); border: 1px solid rgba(224, 53, 43, .5); color: #F4B1AA;
  padding: 12px 16px; border-radius: 8px; font-size: 14.5px; margin-bottom: 32px;
}

/* real map */
.real-map {
  position: relative; margin-top: 32px; height: 560px;
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--panel);
}
@media (max-width: 640px) { .real-map { height: 380px; } }
.real-map-status { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; color: var(--ink-faint); font-size: 15px; }
.map-note { font-size: 13px; color: var(--ink-faint); margin: 12px 0 0; }
.map-note a { color: var(--ink-soft); }
.net-popup .maplibregl-popup-content {
  background: var(--panel-2); color: var(--ink); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px 30px 12px 14px; font: 14px/1.45 var(--font-body); box-shadow: 0 10px 30px rgba(0, 0, 0, .45);
}
.net-popup .maplibregl-popup-content strong { font-size: 15px; }
.net-popup .maplibregl-popup-content p { margin: 6px 0 0; color: var(--ink-soft); }
.net-popup .maplibregl-popup-close-button { color: var(--ink-soft); font-size: 18px; padding: 2px 8px; }
.net-popup.maplibregl-popup-anchor-top .maplibregl-popup-tip,
.net-popup.maplibregl-popup-anchor-top-left .maplibregl-popup-tip,
.net-popup.maplibregl-popup-anchor-top-right .maplibregl-popup-tip { border-bottom-color: var(--panel-2); }
.net-popup.maplibregl-popup-anchor-bottom .maplibregl-popup-tip,
.net-popup.maplibregl-popup-anchor-bottom-left .maplibregl-popup-tip,
.net-popup.maplibregl-popup-anchor-bottom-right .maplibregl-popup-tip { border-top-color: var(--panel-2); }
.net-popup.maplibregl-popup-anchor-left .maplibregl-popup-tip { border-right-color: var(--panel-2); }
.net-popup.maplibregl-popup-anchor-right .maplibregl-popup-tip { border-left-color: var(--panel-2); }
.pop-line {
  display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 6px; border-radius: 3px;
  font: 600 11px/18px var(--font-mono); text-align: center; color: #10161A; vertical-align: 2px;
}
.pop-line.pop-a { background: var(--amber); }
.pop-line.pop-b { background: var(--teal); }
.pop-meta { font-family: var(--font-mono); font-size: 12px; }
.real-map .maplibregl-ctrl.maplibregl-ctrl-attrib,
.real-map .maplibregl-ctrl-attrib.maplibregl-compact { background: rgba(14, 20, 24, .82); color: var(--ink-soft); }
.real-map .maplibregl-ctrl-attrib a { color: var(--ink-soft); }
.real-map .maplibregl-ctrl-attrib-button { filter: invert(1); background-color: transparent; }
.real-map .maplibregl-ctrl-group { background: var(--panel-2); }
.real-map .maplibregl-ctrl-group button + button { border-top-color: var(--line); }
.real-map .maplibregl-ctrl-group button .maplibregl-ctrl-icon { filter: invert(1); }