:root {
  --bg: #f7f3eb;
  --bg-soft: #fffdf8;
  --paper: rgba(255, 252, 247, 0.88);
  --paper-strong: rgba(255, 255, 255, 0.94);
  --ink: #1e1c18;
  --muted: #6d685f;
  --line: rgba(56, 49, 38, 0.12);
  --accent: #4d8d7d;
  --accent-soft: #dff0ea;
  --shadow: 0 18px 48px rgba(62, 47, 28, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 4% 8%, rgba(222, 242, 236, 0.9) 0%, transparent 26%),
    radial-gradient(circle at 92% 10%, rgba(255, 238, 215, 0.9) 0%, transparent 24%),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Newsreader", serif;
  letter-spacing: -0.01em;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(320px, 380px) minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.85rem;
  min-height: 100vh;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--paper);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.info-panel {
  align-self: start;
  padding: 1rem;
  position: sticky;
  top: 0.85rem;
  max-height: calc(100vh - 1.7rem);
  overflow: auto;
}

.block {
  margin-bottom: 0.85rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.block:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.welcome-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
}

.eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0.36rem 0 0.65rem;
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  line-height: 0.98;
}

.welcome-copy {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.48;
  color: #2e2a24;
}

.muted-copy {
  margin-top: 0.45rem;
  color: var(--muted);
}

.lang-switch {
  display: inline-flex;
  padding: 0.18rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.78);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.42rem 0.72rem;
  border-radius: 0;
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
}

.lang-btn.is-active {
  background: var(--accent-soft);
  color: #21493f;
}

.controls h2 {
  margin-bottom: 0.35rem;
}

label {
  display: block;
  margin: 0.45rem 0 0.22rem;
  font-size: 0.8rem;
  color: var(--muted);
}

select {
  width: 100%;
  padding: 0.68rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.88);
  font: inherit;
  color: var(--ink);
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.62rem;
}

.checkbox input {
  margin: 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.42rem;
}

.stat-grid article {
  padding: 0.62rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.68);
}

.stat-grid p {
  margin: 0 0 0.2rem;
  font-size: 0.72rem;
  line-height: 1.25;
  color: var(--muted);
}

.stat-grid strong {
  font-size: 0.98rem;
}

.chart-wrap {
  margin-top: 0.5rem;
  height: 236px;
}

#pressureChart {
  width: 100%;
  height: 100%;
}

.block-head,
.map-card-head {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: baseline;
}

.block-head p,
.map-card-head p {
  margin: 0;
  font-size: 0.76rem;
  color: var(--muted);
}

.explanation p {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  line-height: 1.52;
  color: #302b26;
}

.map-stage {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 1.7rem);
}

#map {
  height: calc(100vh - 1.7rem);
  min-height: 640px;
  border-radius: 0;
}

.map-hud {
  position: absolute;
  z-index: 2;
  right: 0.9rem;
  top: 0.9rem;
  display: grid;
  gap: 0.62rem;
  width: min(360px, calc(100% - 1.8rem));
}

.map-card {
  border: 1px solid rgba(56, 49, 38, 0.1);
  border-radius: 0;
  background: rgba(255, 252, 247, 0.9);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 30px rgba(36, 30, 24, 0.08);
}

.map-card--snapshot {
  padding: 0.78rem;
}

.map-card--snapshot h4 {
  margin: 0.4rem 0 0.55rem;
  font-size: 1rem;
}

.map-legend {
  position: absolute;
  z-index: 2;
  left: 0.9rem;
  bottom: 0.9rem;
  padding: 0.68rem 0.78rem;
  color: var(--muted);
  max-width: min(520px, calc(100% - 2.4rem));
}

.kv-grid {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.38rem;
}

.kv-grid div {
  padding: 0.5rem 0.55rem;
  border: 1px solid rgba(56, 49, 38, 0.08);
  border-radius: 0;
  background: var(--paper-strong);
}

.kv-grid dt {
  margin: 0;
  font-size: 0.7rem;
  line-height: 1.2;
  color: var(--muted);
}

.kv-grid dd {
  margin: 0.16rem 0 0;
  font-size: 0.88rem;
  font-weight: 600;
}

.legend-head {
  margin-bottom: 0.45rem;
}

.legend-subtitle,
.legend-item span:last-child {
  white-space: nowrap;
}

.legend-subtitle {
  display: block;
  font-size: 0.74rem;
  color: var(--ink);
  font-weight: 600;
}

.legend-rows {
  display: grid;
  grid-template-columns: repeat(2, max-content);
  gap: 0.4rem 0.9rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.48rem;
  font-size: 0.78rem;
}

.swatch {
  flex: 0 0 auto;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.map-fallback {
  height: 100%;
  display: grid;
  align-content: center;
  gap: 0.5rem;
  padding: 1.2rem;
  text-align: left;
  background: linear-gradient(160deg, #fbf8f2 0%, #eee6d8 100%);
  color: #2b261f;
}

.map-fallback h3,
.map-fallback p {
  margin: 0;
}

.maplibregl-popup-content {
  font-family: "IBM Plex Sans", sans-serif;
  border: 1px solid var(--line);
  border-radius: 0;
  box-shadow: none;
}

@media (max-width: 980px) {
  body {
    overflow: auto;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .info-panel {
    position: static;
    max-height: none;
    overflow: visible;
  }

  .map-stage,
  #map {
    min-height: 72vh;
    height: 72vh;
  }
}

@media (max-width: 640px) {
  .app-shell {
    padding: 0.7rem;
  }

  .info-panel {
    padding: 0.85rem;
  }

  .welcome-head,
  .block-head,
  .map-card-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }

  .stat-grid,
  .kv-grid {
    grid-template-columns: 1fr;
  }

  .chart-wrap {
    height: 220px;
  }

  .map-hud {
    left: 0.7rem;
    right: 0.7rem;
    top: auto;
    bottom: 0.7rem;
    width: auto;
  }

  .map-legend {
    left: 0.7rem;
    right: 0.7rem;
    bottom: 11.2rem;
    max-width: none;
  }

  .legend-head {
    margin-bottom: 0.32rem;
  }

  .legend-rows {
    grid-template-columns: 1fr 1fr;
    gap: 0.32rem 0.5rem;
  }
}