/* Surfact Coverage Map
 * Brand palette pulled from surfact.com:
 *   accent green   #22A377
 *   secondary dark #165640
 *   warm accent    #FFBC7D
 *   neutrals       #F4F5F3, #E1E7E3, #C9DDD6
 */

:root {
  --bg: #0a0e0c;
  --bg-elev-1: #131816;
  --bg-elev-2: #1a211e;
  --border: rgba(244, 245, 243, 0.08);
  --border-strong: rgba(244, 245, 243, 0.16);

  --text: #f4f5f3;
  --text-dim: #8b9690;
  --text-faint: #5b6661;

  --brand: #22A377;
  --brand-strong: #2bbd8a;
  --brand-deep: #165640;
  --warm: #FFBC7D;
  --warm-dim: #c98f5b;

  --psm: #22A377;
  --nopsm: #FFBC7D;
  --empty: #1c2421;
  --empty-stroke: #2a3431;

  --shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 2px 6px rgba(0, 0, 0, 0.3);
  --radius: 10px;
  --radius-sm: 6px;

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
}
@supports (font-variation-settings: normal) {
  :root { --font-sans: "Inter var", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif; }
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  min-height: 100vh;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
}

a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-strong); }

/* ===== Top bar ===== */
.topbar {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: linear-gradient(180deg, rgba(10,14,12,0.95) 0%, rgba(10,14,12,0.6) 100%);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 22px; height: 22px;
  border-radius: 6px;
  background:
    radial-gradient(circle at 30% 30%, var(--brand-strong) 0%, var(--brand) 45%, var(--brand-deep) 100%);
  box-shadow: 0 0 0 1px rgba(34,163,119,0.35), 0 4px 14px rgba(34,163,119,0.25);
}
.brand-text {
  font-size: 16px;
  letter-spacing: -0.02em;
}
.brand-divider {
  width: 1px; height: 16px;
  background: var(--border-strong);
}
.brand-product {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 500;
}
.topbar-meta {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-size: 12px;
  color: var(--text-dim);
}
.period-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
  color: var(--text-faint);
}
.period-date { color: var(--text-dim); }

/* ===== Map wrapper ===== */
.map-wrap {
  flex: 1 1 auto;
  min-height: 0;
  position: relative;
  overflow: hidden;
  width: 100%;
}
#map {
  position: absolute;
  inset: 0;
  background: #0a0e0c;
}

/* MapLibre dark-surface overrides */
.maplibregl-canvas { outline: none; }
.maplibregl-ctrl-bottom-right { margin: 0 16px 36px 0; }
.maplibregl-ctrl-group {
  background: rgba(19, 24, 22, 0.92) !important;
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow) !important;
  border-radius: 6px !important;
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.maplibregl-ctrl-group button {
  width: 30px !important;
  height: 30px !important;
  background-color: transparent !important;
}
.maplibregl-ctrl-group button + button { border-top: 1px solid var(--border) !important; }
.maplibregl-ctrl-group button:hover { background-color: var(--bg-elev-2) !important; }
.maplibregl-ctrl-group button .maplibregl-ctrl-icon { filter: invert(0.9) brightness(1.1); }
.maplibregl-ctrl-attrib {
  background: rgba(10, 14, 12, 0.7) !important;
  color: var(--text-faint) !important;
  font-size: 10px !important;
}
.maplibregl-ctrl-attrib a { color: var(--text-dim) !important; }
.maplibregl-ctrl-attrib-button {
  background-color: rgba(10, 14, 12, 0.7) !important;
}

/* ===== Panels (shared) ===== */
.panel {
  position: absolute;
  background: rgba(19, 24, 22, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 500;
  color: var(--text);
}
.panel-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 12px 0;
}

/* ===== Filter panel ===== */
.panel-controls {
  top: 16px;
  left: 16px;
  width: 260px;
  padding: 16px;
}
.control-group {
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.control-group:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
.control-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.hint {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  color: var(--text-faint);
  font-size: 9px;
  cursor: help;
  text-transform: none;
  letter-spacing: 0;
}
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-dim);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.chip:hover:not(.is-disabled) { color: var(--text); border-color: var(--border-strong); }
.chip.is-active {
  background: rgba(34, 163, 119, 0.14);
  border-color: rgba(34, 163, 119, 0.45);
  color: var(--brand-strong);
}
.chip.is-disabled {
  opacity: 0.35;
  cursor: not-allowed;
  color: var(--text-faint);
  background: transparent;
  border-style: dashed;
}
.chip.is-disabled::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-faint);
  margin-right: 6px;
  vertical-align: middle;
}

/* Toggle switch */
.toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}
.toggle input { position: absolute; opacity: 0; pointer-events: none; }
.toggle-track {
  width: 36px;
  height: 20px;
  border-radius: 999px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-strong);
  position: relative;
  transition: background 0.2s ease, border-color 0.2s ease;
  flex-shrink: 0;
}
.toggle-knob {
  position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.2s ease, background 0.2s ease;
}
.toggle input:checked + .toggle-track {
  background: rgba(34, 163, 119, 0.3);
  border-color: var(--brand);
}
.toggle input:checked + .toggle-track .toggle-knob {
  transform: translateX(16px);
  background: var(--brand-strong);
}
.toggle-label { font-size: 13px; color: var(--text); }

.control-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.stat { text-align: left; }
.stat-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-top: 2px;
}

/* ===== Legend ===== */
.panel-legend {
  bottom: 28px;
  left: 16px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.legend-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-dim);
}
.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.3);
}
.legend-swatch-empty {
  background: var(--empty);
  box-shadow: inset 0 0 0 1px var(--empty-stroke);
}

/* ===== Country detail sidebar ===== */
.panel-detail {
  top: 16px;
  right: 16px;
  bottom: 28px;
  width: 320px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  transform: translateX(calc(100% + 24px));
  transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.2, 1);
  pointer-events: none;
}
.panel-detail.is-open {
  transform: translateX(0);
  pointer-events: auto;
}
.detail-close {
  position: absolute;
  top: 12px; right: 12px;
  background: transparent;
  border: 0;
  color: var(--text-dim);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}
.detail-close:hover { color: var(--text); background: var(--bg-elev-2); }
.detail-header { padding-right: 32px; margin-bottom: 14px; }
.detail-country {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}
.detail-sub {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.detail-summary {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  padding: 12px;
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}
.detail-summary .stat-label { color: var(--text-faint); }
.detail-summary .stat-value { font-size: 16px; }
.detail-operators {
  flex: 1;
  overflow-y: auto;
  margin: 0 -8px;
  padding: 0 8px;
}
.detail-operators::-webkit-scrollbar { width: 6px; }
.detail-operators::-webkit-scrollbar-track { background: transparent; }
.detail-operators::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 3px;
}

.operator-card {
  padding: 10px 12px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}
.operator-card .op-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}
.operator-card .op-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}
.op-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.op-badge.psm-on {
  background: rgba(34, 163, 119, 0.18);
  color: var(--brand-strong);
  border: 1px solid rgba(34, 163, 119, 0.35);
}
.op-badge.psm-off {
  background: rgba(255, 188, 125, 0.12);
  color: var(--warm);
  border: 1px solid rgba(255, 188, 125, 0.3);
}
.operator-card .op-meta {
  font-size: 11px;
  color: var(--text-faint);
  display: flex;
  justify-content: space-between;
  font-variant-numeric: tabular-nums;
}
.op-mccmnc { font-family: var(--font-mono); }

/* ===== Footer ===== */
.footer {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: center;
  padding: 6px 16px;
  font-size: 11px;
  color: var(--text-faint);
  background: rgba(10, 14, 12, 0.95);
  border-top: 1px solid var(--border);
}
.footer a { color: var(--text-dim); }
.footer a:hover { color: var(--brand-strong); }

/* ===== Responsive ===== */
@media (max-width: 720px) {
  .topbar { padding: 10px 14px; }
  .topbar-meta { display: none; }

  .panel-controls {
    top: 10px; left: 10px; right: 10px;
    width: auto;
    padding: 12px 14px;
  }
  .panel-title { display: none; }
  .control-group {
    padding-bottom: 10px;
    margin-bottom: 10px;
  }
  .control-stats { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .stat-value { font-size: 15px; }

  .panel-legend {
    bottom: 30px;
    left: 10px;
    padding: 8px 10px;
  }
  .legend-row { font-size: 11px; gap: 8px; }

  .panel-detail {
    top: auto;
    left: 10px; right: 10px; bottom: 60px;
    width: auto;
    max-height: 55vh;
    transform: translateY(calc(100% + 24px));
  }
  .panel-detail.is-open { transform: translateY(0); }

  .leaflet-control-zoom { margin: 0 10px 60px 0 !important; }
}