/* OSM Layercake Extract — Dark theme (Catppuccin Mocha inspired) */

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

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: #1e1e2e;
  color: #cdd6f4;
}

/* ── Layout ────────────────────────────────────────── */

#app {
  position: relative;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

#map {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* ── Side panel ────────────────────────────────────── */

.panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 340px;
  background: #1e1e2e;
  display: flex;
  flex-direction: column;
  z-index: 1000;
  box-shadow: -2px 0 12px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease;
}

.panel.collapsed {
  transform: translateX(100%);
}

.panel-toggle {
  position: absolute;
  left: -36px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 48px;
  background: #1e1e2e;
  color: #a6adc8;
  border: none;
  cursor: pointer;
  border-radius: 6px 0 0 6px;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: -2px 0 6px rgba(0, 0, 0, 0.3);
  z-index: 1001;
  transition: color 0.2s;
}

.panel-toggle:hover {
  color: #cdd6f4;
}

/* ── Panel header ──────────────────────────────────── */

.panel-header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid #313244;
  text-align: center;
}

.panel-header h2 {
  font-size: 17px;
  font-weight: 600;
  color: #cdd6f4;
  letter-spacing: -0.2px;
}

.panel-header .subtitle {
  font-size: 12px;
  color: #a6adc8;
  margin-top: 3px;
}

.panel-header .attribution-badge {
  font-size: 11px;
  color: #a6adc8;
  margin-top: 8px;
  padding: 6px 10px;
  background: rgba(137, 180, 250, 0.08);
  border-left: 3px solid #89b4fa;
  border-radius: 0 4px 4px 0;
  line-height: 1.5;
}

.panel-header .attribution-badge a {
  color: #89b4fa;
  text-decoration: none;
  font-weight: 600;
}

.panel-header .attribution-badge a:hover {
  text-decoration: underline;
}

.panel-header .data-timestamp {
  font-size: 13px;
  color: #1e1e2e;
  font-weight: 700;
  margin-top: 10px;
  padding: 7px 12px;
  background: #f9e2af;
  border-radius: 4px;
  text-align: center;
  letter-spacing: 0.2px;
}

/* ── GitHub icon link ──────────────────────────────── */

.github-link {
  color: #a6adc8;
  vertical-align: middle;
  margin-left: 6px;
  transition: color 0.2s;
}

.github-link:hover {
  color: #cdd6f4;
}

.github-link svg {
  vertical-align: -4px;
}

/* ── Panel body ────────────────────────────────────── */

.panel-body {
  flex: 1;
  padding: 16px 20px;
  overflow-y: auto;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #bac2de;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── Inputs ────────────────────────────────────────── */

details.form-group summary {
  font-size: 12px;
  font-weight: 600;
  color: #bac2de;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  list-style: none;
}

details.form-group summary::before {
  content: '▸ ';
}

details.form-group[open] summary::before {
  content: '▾ ';
}

select {
  width: 100%;
  background: #313244;
  color: #cdd6f4;
  border: 1px solid #45475a;
  border-radius: 6px;
  padding: 9px 12px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a6adc8' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}

select:focus {
  border-color: #89b4fa;
}

select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Dataset info ──────────────────────────────────── */

.dataset-info {
  font-size: 11.5px;
  color: #a6adc8;
  margin-top: 8px;
  line-height: 1.6;
}

.ds-size {
  color: #89b4fa;
  font-weight: 500;
}

/* ── Bbox display ──────────────────────────────────── */

.bbox-display {
  background: #313244;
  border-radius: 6px;
  padding: 9px 12px;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', 'JetBrains Mono', monospace;
  font-size: 12px;
  color: #cdd6f4;
  letter-spacing: -0.3px;
}

.bbox-w, .bbox-s { color: #94e2d5; }
.bbox-e, .bbox-n { color: #f9e2af; }

/* ── Range slider ──────────────────────────────────── */

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: #313244;
  border-radius: 3px;
  outline: none;
  margin-top: 6px;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  background: #89b4fa;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.15s;
}

input[type="range"]::-webkit-slider-thumb:hover {
  background: #74c7ec;
}

input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: #89b4fa;
  border-radius: 50%;
  border: none;
  cursor: pointer;
}

input[type="range"]:disabled {
  opacity: 0.5;
}

#memory-value {
  display: inline-block;
  margin-top: 6px;
  font-size: 12px;
  color: #89b4fa;
  font-weight: 500;
}

/* ── License notice ─────────────────────────────────── */

.license-notice {
  font-size: 11px;
  color: #a6adc8;
  background: rgba(166, 227, 161, 0.08);
  border-left: 3px solid #a6e3a1;
  border-radius: 0 4px 4px 0;
  padding: 6px 10px;
  margin-bottom: 14px;
  line-height: 1.5;
}

.license-notice a {
  color: #a6e3a1;
  text-decoration: none;
  font-weight: 600;
}

.license-notice a:hover {
  text-decoration: underline;
}

/* ── Buttons ───────────────────────────────────────── */

.button-group {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.btn {
  padding: 10px 18px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.btn-primary {
  flex: 1;
  background: #89b4fa;
  color: #1e1e2e;
}

.btn-primary:hover:not(:disabled) {
  background: #74c7ec;
}

.btn-primary:disabled {
  background: #45475a;
  color: #6c7086;
  cursor: not-allowed;
}

.btn-cancel {
  background: #f38ba8;
  color: #1e1e2e;
}

.btn-cancel:hover {
  background: #eba0ac;
}

/* ── Progress ──────────────────────────────────────── */

.download-info {
  font-size: 12px;
  color: #a6adc8;
  margin-bottom: 10px;
  line-height: 1.6;
}

.download-info b {
  color: #cdd6f4;
}

.info-detail {
  color: #7f849c;
}

.progress-bar-outer {
  height: 8px;
  background: #313244;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-bar-inner {
  height: 100%;
  background: linear-gradient(90deg, #89b4fa, #74c7ec);
  border-radius: 4px;
  transition: width 0.4s ease;
  width: 0%;
}

.status-text {
  font-size: 12px;
  color: #a6adc8;
  min-height: 18px;
}

.status-text.error {
  color: #f38ba8;
}

/* ── Panel footer ──────────────────────────────────── */

.panel-footer {
  padding: 12px 20px;
  border-top: 1px solid #313244;
  font-size: 12px;
  text-align: center;
  color: #585b70;
}

.footer-osmus {
  color: #a6adc8;
  margin-bottom: 6px;
  font-size: 11.5px;
}

.panel-footer a {
  color: #89b4fa;
  text-decoration: none;
}

.panel-footer a:hover {
  text-decoration: underline;
}

.footer-links span {
  margin: 0 6px;
}

/* ── MapLibre GL overrides ──────────────────────────── */

.maplibregl-ctrl-attrib {
  background: rgba(30, 30, 46, 0.85) !important;
  color: #a6adc8 !important;
  font-size: 11px !important;
}

.maplibregl-ctrl-attrib a {
  color: #89b4fa !important;
}

.maplibregl-ctrl-group {
  background: #1e1e2e !important;
  border-color: #313244 !important;
}

.maplibregl-ctrl-group button {
  background-color: #1e1e2e !important;
  border-color: #313244 !important;
}

.maplibregl-ctrl-group button + button {
  border-top: 1px solid #313244 !important;
}

.maplibregl-ctrl-group button span {
  filter: invert(1);
}

.maplibregl-ctrl-group button:hover {
  background-color: #313244 !important;
}

/* ── Checkboxes ────────────────────────────────────── */

.extents-checkbox-container {
  margin-bottom: 18px;
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.extents-checkbox-label {
  font-size: 12px;
  color: #a6adc8;
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 5px;
}

.extents-checkbox {
  accent-color: #ff9800;
  cursor: pointer;
}

.extents-status {
  font-size: 10px;
  color: #7f849c;
  margin-left: auto;
}

.option-checkbox-container {
  margin-bottom: 18px;
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.option-checkbox-label {
  font-size: 12px;
  color: #a6adc8;
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 5px;
}

.option-checkbox {
  accent-color: #89b4fa;
  cursor: pointer;
}

/* ── Size disclaimer ───────────────────────────────── */

.size-disclaimer {
  font-size: 10px;
  color: #7f849c;
  margin-top: 4px;
}

/* ── Responsive — mobile bottom sheet ──────────────── */

@media (max-width: 600px) {
  .panel {
    width: 100%;
    top: auto;
    right: 0;
    bottom: 0;
    left: 0;
    max-height: 60vh;
    border-radius: 14px 14px 0 0;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
  }

  .panel.collapsed {
    transform: translateY(calc(100% - 44px));
  }

  .panel-toggle {
    /* Centered pill at top of sheet */
    position: absolute;
    left: 50%;
    top: -24px;
    transform: translateX(-50%);
    width: 48px;
    height: 24px;
    border-radius: 8px 8px 0 0;
    font-size: 12px;
  }

  .panel-header {
    padding: 12px 16px 10px;
  }

  .panel-header h2 {
    font-size: 15px;
  }

  .panel-body {
    padding: 12px 16px;
  }

  .panel-footer {
    padding: 8px 16px;
  }
}