/* =========================
   Base Reset
========================= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #111;
  background: #ffffff;
}

/* =========================
   Header
========================= */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid #e6e6e6;
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.brand {
  font-weight: 600;
  font-size: 1rem;
  color: #003366;
}

.hamburger {
  font-size: 22px;
  background: none;
  border: none;
  cursor: pointer;
}

/* =========================
   Navigation
========================= */
.nav {
  display: none;
  flex-direction: column;
  gap: 14px;
  position: absolute;
  top: 56px;
  right: 16px;
  background: #ffffff;
  border: 1px solid #e6e6e6;
  padding: 16px;
  border-radius: 10px;
}

.nav a {
  text-decoration: none;
  color: #003366;
  font-weight: 500;
}

.nav.open {
  display: flex;
}

/* =========================
   Layout
========================= */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

/* =========================
   Hero (Mobile-Safe)
========================= */
.hero {
  background: #f5f7fa;
  padding: 36px 24px;
  border-radius: 16px;
  margin-bottom: 36px;
}

.hero h1 {
  font-size: 2.2rem;
  line-height: 1.25;
  margin-bottom: 10px;
}

.tagline {
  font-size: 1.05rem;
  color: #444;
  max-width: 560px;
}

/* =========================
   Sections
========================= */
section {
  margin-bottom: 40px;
}

h2 {
  font-size: 1.55rem;
  margin-bottom: 14px;
}

p {
  margin-bottom: 14px;
}

ul {
  padding-left: 20px;
}

li {
  margin-bottom: 8px;
}

/* =========================
   Map Placeholder
========================= */
/* =========================
   Aviation Map Panel
========================= */

.map-panel {
  position: relative;
  background: #f5f7fa;
  border-radius: 18px;
  padding: 60px 20px;
  margin: 24px 0 40px;
  overflow: hidden;
  text-align: center;
}

/* South Sudan silhouette watermark */
.map-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,\
<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 300'>\
<path d='M110 20l30 10 25 30 40 15 15 30-20 25 10 35-25 30-35 15-40-10-30-25-20-40 10-40 30-35z' fill='%23003366'/>\
</svg>");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 70%;
  opacity: 0.08;
  pointer-events: none;
}

/* Airport dots */
.airport {
  position: absolute;
  width: 14px;
  height: 14px;
  background: #003366;
  border-radius: 50%;
  opacity: 0;
  animation: airportIn 0.8s forwards;
}

.airport.a1 { top: 58%; left: 50%; animation-delay: 0.4s; }
.airport.a2 { top: 44%; left: 63%; animation-delay: 1.2s; }
.airport.a3 { top: 49%; left: 36%; animation-delay: 2s; }

@keyframes airportIn {
  from { transform: scale(0.5); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Routes */
.routes {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.routes path {
  fill: none;
  stroke: #003366;
  stroke-width: 2;
  stroke-dasharray: 120;
  stroke-dashoffset: 120;
  opacity: 0.35;
  animation: drawRoute 2.5s ease-out forwards;
}

.routes path:nth-child(2) {
  animation-delay: 1.2s;
}

@keyframes drawRoute {
  to { stroke-dashoffset: 0; }
}

/* Map label */
.map-label {
  position: relative;
  z-index: 2;
  margin-top: 12px;
}

.map-label strong {
  display: block;
  font-size: 1.05rem;
}

.map-label p {
  margin: 6px 0 4px;
}


/* =========================
   Footer
========================= */
.site-footer {
  border-top: 1px solid #e6e6e6;
  padding: 22px;
  text-align: center;
  font-size: 0.9rem;
  color: #555;
}

/* =========================
   Desktop Enhancements
========================= */
@media (min-width: 768px) {

  .hamburger {
    display: none;
  }

  .nav {
    display: flex;
    position: static;
    flex-direction: row;
    border: none;
    padding: 0;
    gap: 22px;
  }

  .hero {
    padding: 56px 48px;
  }

  .hero h1 {
    font-size: 2.6rem;
  }

}
section h2 {
  position: relative;
}

section h2::after {
  content: "";
  display: block;
  width: 40px;
  height: 2px;
  background: #003366;
  margin-top: 8px;
}

/* =========================
   Roadmap Timeline
========================= */

.roadmap {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.milestone {
  padding: 18px;
  border-left: 4px solid #003366;
  background: #f9fafb;
  border-radius: 8px;
}

.milestone strong {
  display: block;
  margin-bottom: 6px;
}