/* ── Natural Resources Explorer — styles.css ─────────────────────────────── */
:root {
  --bg:          #08101a;
  --bg2:         #0d1d2e;
  --bg3:         #122338;
  --panel:       #0f1c2d;
  --panel2:      #152840;
  --border:      rgba(100, 160, 210, 0.12);
  --border2:     rgba(100, 160, 210, 0.22);
  --text:        #cce0f5;
  --text-dim:    #7aa5c8;
  --text-muted:  #4a7090;
  --accent:      #d4af37;
  --accent2:     #f0cc60;
  --accent-dim:  rgba(212, 175, 55, 0.18);
  --accent-glow: rgba(212, 175, 55, 0.35);
  --danger:      #ef4444;

  --topbar-h:    56px;
  --sidebar-w:   220px;
  --details-w:   280px;
  --timeline-h:  62px;
  --leaders-h:   40px;
  --sources-h:   26px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── TOPBAR ────────────────────────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--panel);
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  position: relative;
  z-index: 20;
  flex-shrink: 0;
}

.back-btn {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.back-btn:hover {
  color: var(--text);
  border-color: var(--border2);
  background: var(--bg3);
}

.topbar-title {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}
.topbar-icon { font-size: 20px; }
.topbar-title h1 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.top-source {
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'Source Code Pro', monospace;
}

/* ── MAIN LAYOUT ───────────────────────────────────────────────────────────── */
.layout {
  display: flex;
  height: calc(100vh - var(--topbar-h));
  overflow: hidden;
}

/* ── LEFT SIDEBAR ──────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.sidebar-head {
  padding: 12px 14px 8px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.resource-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}
.resource-list::-webkit-scrollbar { width: 4px; }
.resource-list::-webkit-scrollbar-track { background: transparent; }
.resource-list::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

.res-category {
  padding: 10px 14px 4px;
}
.res-category-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.res-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  cursor: pointer;
  border-radius: 0;
  transition: background 0.12s, color 0.12s;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 500;
  position: relative;
}
.res-item:hover {
  background: var(--bg3);
  color: var(--text);
}
.res-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
}
.res-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}
.res-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  opacity: 0.7;
}
.res-item.active .res-dot { opacity: 1; }

/* ── MAP AREA ──────────────────────────────────────────────────────────────── */
.map-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.leaders-bar {
  height: var(--leaders-h);
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 8px;
  flex-shrink: 0;
  overflow: hidden;
}
.leaders-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  white-space: nowrap;
  margin-right: 4px;
}
.leader-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  background: var(--panel2);
  border: 1px solid var(--border2);
  border-radius: 20px;
  padding: 3px 10px 3px 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}
.leader-rank {
  font-size: 10px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-dim);
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.leaders-unit {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: auto;
  white-space: nowrap;
}

.map-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

.map-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* SVG map styles */
#world-svg {
  width: 100%;
  height: 100%;
  display: block;
}
#world-svg .country {
  stroke: rgba(80, 130, 180, 0.25);
  stroke-width: 0.5px;
  cursor: pointer;
  transition: opacity 0.12s;
}
#world-svg .country:hover {
  stroke: rgba(180, 220, 255, 0.6);
  stroke-width: 1px;
}
#world-svg .country.selected {
  stroke: var(--accent);
  stroke-width: 1.5px;
}
#world-svg .country.no-data {
  fill: #142030;
}

/* ── TOOLTIP ───────────────────────────────────────────────────────────────── */
.tooltip {
  position: fixed;
  background: var(--panel2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 8px 12px;
  pointer-events: none;
  z-index: 100;
  min-width: 160px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}
.tooltip.hidden { display: none; }
.tooltip-name {
  font-weight: 700;
  font-size: 13px;
  color: var(--text);
  margin-bottom: 2px;
}
.tooltip-value {
  font-size: 12px;
  color: var(--accent);
  font-family: 'Source Code Pro', monospace;
  font-weight: 600;
}
.tooltip-rank {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ── LEGEND ────────────────────────────────────────────────────────────────── */
.legend {
  position: absolute;
  bottom: calc(var(--timeline-h) + var(--sources-h) + 10px);
  right: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(8, 16, 26, 0.75);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  backdrop-filter: blur(4px);
  pointer-events: none;
}
.legend-gradient {
  width: 120px;
  height: 10px;
  border-radius: 5px;
}
.legend-label {
  font-size: 10px;
  color: var(--text-muted);
  white-space: nowrap;
  font-family: 'Source Code Pro', monospace;
}
.legend-unit {
  font-size: 10px;
  color: var(--text-muted);
  margin-left: 4px;
  white-space: nowrap;
}

/* ── TIMELINE ──────────────────────────────────────────────────────────────── */
.timeline {
  height: var(--timeline-h);
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  flex-shrink: 0;
}
.tl-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border2);
  background: var(--panel2);
  color: var(--text);
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.12s, border-color 0.12s;
}
.tl-btn:hover { background: var(--bg3); border-color: var(--accent); }
.tl-btn.playing { color: var(--accent); border-color: var(--accent); }

.tl-track-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.tl-slider {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--panel2);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  border: 1px solid var(--border);
}
.tl-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg);
  box-shadow: 0 0 6px var(--accent-glow);
}
.tl-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg);
}
.tl-years {
  display: flex;
  justify-content: space-between;
  padding: 0 4px;
}
.tl-years span {
  font-size: 10px;
  color: var(--text-muted);
  font-family: 'Source Code Pro', monospace;
}
.tl-year {
  font-size: 18px;
  font-weight: 800;
  color: var(--accent);
  font-family: 'Source Code Pro', monospace;
  min-width: 50px;
  text-align: right;
  flex-shrink: 0;
}

/* ── SOURCES BAR ───────────────────────────────────────────────────────────── */
.sources-bar {
  height: 26px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  flex-shrink: 0;
  overflow: hidden;
}
.sources-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  white-space: nowrap;
}
.sources-link {
  font-size: 10px;
  color: var(--text-muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.12s;
}
.sources-link:hover { color: var(--accent2); text-decoration: underline; }
.sources-sep {
  color: var(--border2);
  font-size: 11px;
  flex-shrink: 0;
}

/* ── DETAILS PANEL ─────────────────────────────────────────────────────────── */
.details-panel {
  width: var(--details-w);
  flex-shrink: 0;
  background: var(--panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.details-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
  text-align: center;
  font-size: 13px;
  padding: 24px;
}
.details-placeholder-icon { font-size: 36px; opacity: 0.4; }

.details-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}
.details-content::-webkit-scrollbar { width: 4px; }
.details-content::-webkit-scrollbar-track { background: transparent; }
.details-content::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

.details-content.hidden { display: none; }

.details-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.details-flag {
  font-size: 28px;
  line-height: 1;
}
.details-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}
.details-iso {
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'Source Code Pro', monospace;
  margin-top: 2px;
}

.details-hero {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 16px;
}
.details-hero-resource {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.details-hero-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  font-family: 'Source Code Pro', monospace;
  line-height: 1.2;
}
.details-hero-unit {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}
.details-hero-rank {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}
.details-hero-rank strong { color: var(--accent2); }

.details-section-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.details-table {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.dt-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.1s;
}
.dt-row:hover { background: var(--bg3); }
.dt-row.active { background: var(--accent-dim); }
.dt-label {
  flex: 1;
  font-size: 12px;
  color: var(--text-dim);
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dt-row.active .dt-label { color: var(--accent); font-weight: 600; }
.dt-bar-wrap {
  width: 56px;
  height: 4px;
  background: var(--bg3);
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}
.dt-bar {
  height: 100%;
  border-radius: 2px;
  background: var(--accent);
  opacity: 0.6;
  transition: width 0.3s;
}
.dt-row.active .dt-bar { opacity: 1; }
.dt-value {
  font-size: 11px;
  font-family: 'Source Code Pro', monospace;
  color: var(--text-dim);
  text-align: right;
  min-width: 52px;
  white-space: nowrap;
}
.dt-row.active .dt-value { color: var(--accent); }
.dt-nodata {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
  padding: 4px 8px;
}

/* ── RESPONSIVE ────────────────────────────────────────────────────────────── */
@media (max-width: 1000px) {
  :root { --details-w: 240px; --sidebar-w: 180px; }
}
@media (max-width: 780px) {
  .details-panel { display: none; }
  :root { --sidebar-w: 160px; }
}
@media (max-width: 560px) {
  .sidebar { display: none; }
}