html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow-x: hidden;
  overflow-y: scroll;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 56px;
  box-sizing: border-box;
}

h2 {
  margin: 0;
}

/* ---- Header ---- */
#header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #fff;
  padding: 12px 24px;
  display: flex;
  align-items: baseline;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

#header-title {
  font-size: 20px;
  font-weight: bold;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: inherit;
}

#header-title:hover {
  opacity: 0.75;
}

#header-subtitle {
  font-size: 12px;
  color: gray;
  letter-spacing: 0.08em;
}

#header-github {
  margin-left: auto;
  font-size: 22px;
  color: #000;
  text-decoration: none;
  display: flex;
  align-items: center;
}

#header-github:hover {
  opacity: 0.75;
}

/* ---- Globe section ----*/
#globe-heading {
  padding-top: 24px;
  padding-bottom: 12px;
}

#globe-section {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 0.618;
}

#map {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, #4286f4, #373B44);
  border-radius: 8px;
}

.marker {
  width: 20px;
  height: 20px;
  background-color: #0074D9AA;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
}

.marker:hover {
  width: 22px;
  height: 22px;
  background-color: #0074D9;
  transition: all 0.3s ease;
}

/* ---- Popup ---- */
.maplibregl-popup-content {
  border-radius: 8px;
}

.popup-info {
  padding: 6px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.popup-city {
  font-size: 20px;
  font-weight: bold;
  color: #333;
}

.popup-country {
  font-size: 14px;
  color: #888;
  margin-top: 2px;
}

.popup-link {
  display: inline-block;
  margin-top: 4px;
  font-size: 14px;
  color: #0074D9;
  cursor: pointer;
}

.popup-link:hover {
  color: #005bb5;
}

/* ---- Scenario section ---- */
#scenario-heading {
  padding-top: 40px;
  padding-bottom: 12px;
  scroll-margin-top: 36px;
}

#scenario-section {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

#scenario-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #bbb;
  font-size: 16px;
  gap: 10px;
}

#scenario-content {
  display: flex;
  flex-direction: row;
  width: 100%;
}

#scenario-map-info {
  display: flex;
  flex-direction: column;
  width: 40%;
}

#scenario-thumbnail-wrap {
  position: relative;
}

#scenario-thumbnail {
  display: block;
  width: 100%;
  object-fit: contain;
  border-radius: 8px;
}

#scenario-thumbnail-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #eee;
  color: #bbb;
  font-size: 14pt;
}

#scenario-text {
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#scenario-city {
  font-size: 20px;
  font-weight: bold;
  color: #333;
}

#scenario-country {
  font-size: 14px;
  color: #888;
  margin-top: 2px;
}

/* ---- Scenario list ---- */
#scenario-list {
  flex: 6;
  list-style: none;
  padding: 0;
  margin: 0 30px;
}

.scenario-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid #eee;
}

.scenario-item:last-child {
  border-bottom: none;
}

.scenario-name {
  font-size: 16px;
  font-weight: 600;
  color: #333;
}

.scenario-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 6px 16px;
  background-color: #eee;
  color: #313131;
  text-decoration: none;
  font-size: 14px;
  border-radius: 4px;
  transition: 0.3 ease-in-out;
}

.scenario-download:hover {
  background-color: #5a9fd4;
  color: #fff;
}

/* ---- Footer ---- */
#footer {
  margin-top: 40px;
  padding: 20px 24px;
  text-align: center;
  font-size: 12px;
  color: #aaa;
  border-top: 1px solid #eee;
}