/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-dark:   #0d0d0d;
  --bg-panel:  #151515;
  --bg-card:   #1e1e1e;
  --accent:    #ff9500;
  --accent2:   #00ff88;
  --text:      #e0e0e0;
  --text-dim:  #888;
  --border:    #2a2a2a;
  --sidebar-w: 340px;
  --font:      'Inter', system-ui, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text);
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
  z-index: 10;
}

#sidebar::-webkit-scrollbar { width: 4px; }
#sidebar::-webkit-scrollbar-track { background: var(--bg-panel); }
#sidebar::-webkit-scrollbar-thumb { background: #333; border-radius: 2px; }

header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px 14px;
  border-bottom: 1px solid var(--border);
}

#logo-icon {
  font-size: 28px;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
}

h1 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  line-height: 1.3;
}

.subtitle {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ── Stat Cards ───────────────────────────────────────────────────────────── */
#stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 14px 14px 10px;
  border-bottom: 1px solid var(--border);
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 9px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.3;
}

/* ── Section Label ────────────────────────────────────────────────────────── */
.section-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* ── Time Controls ────────────────────────────────────────────────────────── */
#time-controls {
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--border);
}

#slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

#btn-play {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  font-size: 12px;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
#btn-play:hover { background: #e68a00; }
#btn-play.playing::before { content: "⏸"; }

#year-slider {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}

#year-display {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  min-width: 36px;
  text-align: right;
}

#speed-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  color: var(--text-dim);
}

.speed-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 10px;
  cursor: pointer;
  transition: all 0.15s;
}
.speed-btn.active, .speed-btn:hover {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

/* ── Trend Chart ──────────────────────────────────────────────────────────── */
#chart-section {
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--border);
}

#trend-chart { width: 100% !important; }

/* ── Layer Toggles ────────────────────────────────────────────────────────── */
#layer-controls {
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--border);
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  padding: 5px 0;
  user-select: none;
}
.toggle-row input[type="checkbox"] { accent-color: var(--accent); cursor: pointer; }

.toggle-color {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* ── Legend ───────────────────────────────────────────────────────────────── */
#legend {
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--border);
}

.legend-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  padding: 3px 0;
}

.swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* ── Footer ───────────────────────────────────────────────────────────────── */
footer {
  margin-top: auto;
  padding: 12px 14px;
  font-size: 9px;
  color: var(--text-dim);
  line-height: 1.6;
  border-top: 1px solid var(--border);
}

/* ── Map ──────────────────────────────────────────────────────────────────── */
#map {
  flex: 1;
  height: 100vh;
}

/* ── Popup ────────────────────────────────────────────────────────────────── */
#popup {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 280px;
  background: rgba(15, 15, 15, 0.95);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  z-index: 20;
  backdrop-filter: blur(6px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.6);
  font-size: 12px;
  line-height: 1.6;
}
#popup.hidden { display: none; }
#popup-close {
  position: absolute;
  top: 10px; right: 12px;
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 14px;
}
#popup-close:hover { color: #fff; }

#popup-content h3 {
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 8px;
}
#popup-content .kv { display: flex; justify-content: space-between; }
#popup-content .kv .k { color: var(--text-dim); }
#popup-content .kv .v { color: #fff; font-weight: 600; }
#popup-content .pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 700;
  margin-top: 6px;
}
.pill-Critical { background: #d62728; color: #fff; }
.pill-High     { background: #ff7f0e; color: #000; }
.pill-Moderate { background: #ffbb78; color: #000; }
.pill-Low      { background: #98df8a; color: #000; }
.pill-Minimal  { background: #2ca02c; color: #fff; }

/* ── Responsive (narrow screens) ─────────────────────────────────────────── */
@media (max-width: 700px) {
  body { flex-direction: column; }
  #sidebar { width: 100%; min-width: unset; height: 50vh; overflow-y: auto; }
  #map { height: 50vh; }
}