:root {
  color-scheme: dark;
  --ink: #f5f7fb;
  --muted: #a9b2c3;
  --line: rgba(255, 255, 255, 0.16);
  --panel: rgba(16, 20, 26, 0.78);
  --accent: #27d0a5;
  --accent-2: #f05d5e;
  --blue: #6fa8ff;
}

* {
  box-sizing: border-box;
}

html,
body,
#app {
  width: 100%;
  height: 100%;
  margin: 0;
}

body {
  overflow: hidden;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #121923;
  color: var(--ink);
}

#viewport {
  position: fixed;
  inset: 0;
}

.panel {
  position: fixed;
  z-index: 3;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.panel-main {
  top: 18px;
  left: 18px;
  width: min(360px, calc(100vw - 36px));
  padding: 18px;
}

.panel-stats {
  right: 18px;
  bottom: 18px;
  width: min(420px, calc(100vw - 36px));
  padding: 14px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.meta {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.toolbar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 18px;
}

button,
.map-link {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  font: inherit;
  font-size: 0.86rem;
  text-align: center;
  cursor: pointer;
}

button.active {
  border-color: rgba(39, 208, 165, 0.75);
  background: rgba(39, 208, 165, 0.18);
}

.control {
  margin-top: 18px;
}

.control label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.85rem;
}

.range-row {
  display: grid;
  grid-template-columns: 1fr 44px;
  gap: 10px;
  align-items: center;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

output {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.toggle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px 12px;
  margin-top: 18px;
}

.toggle-grid label {
  display: flex;
  min-width: 0;
  gap: 8px;
  align-items: center;
  color: var(--ink);
  font-size: 0.86rem;
}

.toggle-grid input {
  accent-color: var(--accent);
}

.map-link {
  display: grid;
  align-items: center;
  margin-top: 18px;
  color: var(--ink);
  text-decoration: none;
}

.secondary-link {
  margin-top: 8px;
}

dl {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 0;
}

dt {
  color: var(--muted);
  font-size: 0.72rem;
}

dd {
  margin: 4px 0 0;
  font-size: 0.95rem;
  font-weight: 700;
}

#tooltip {
  position: fixed;
  z-index: 5;
  max-width: 220px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(10, 13, 18, 0.9);
  color: var(--ink);
  font-size: 0.78rem;
  pointer-events: none;
}

@media (max-width: 760px) {
  .panel-main {
    top: 8px;
    left: 8px;
    width: calc(100vw - 16px);
    padding: 10px;
  }

  .panel-stats {
    right: 8px;
    bottom: 8px;
    width: calc(100vw - 16px);
    padding: 10px;
  }

  .eyebrow {
    margin-bottom: 4px;
    font-size: 0.66rem;
  }

  h1 {
    font-size: 1.12rem;
    line-height: 1.05;
  }

  .meta {
    margin-top: 4px;
    font-size: 0.78rem;
  }

  .toolbar {
    gap: 5px;
    margin-top: 10px;
  }

  button {
    min-height: 34px;
    border-radius: 6px;
    font-size: 0.78rem;
  }

  .control {
    margin-top: 10px;
  }

  .control label {
    margin-bottom: 5px;
    font-size: 0.75rem;
  }

  .range-row {
    grid-template-columns: 1fr 34px;
    gap: 8px;
  }

  output {
    font-size: 0.78rem;
  }

  .toggle-grid {
    grid-template-columns: 1fr;
    margin-top: 8px;
    gap: 6px;
  }

  .toggle-grid label {
    font-size: 0.78rem;
  }

  dl {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  dt {
    font-size: 0.62rem;
  }

  dd {
    margin-top: 2px;
    font-size: 0.78rem;
    line-height: 1.1;
  }
}

@media (max-width: 420px) {
  .panel-stats {
    display: none;
  }

  .toolbar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  button {
    padding: 0 4px;
    font-size: 0.72rem;
  }
}