/* ── Reset & variables ────────────────────────────────────────────────────── */

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

:root {
  --bg:         #111118;
  --bg-surface: #1a1a26;
  --bg-sidebar: #141420;
  --text:       #d8d8e0;
  --text-dim:   #7a7a90;
  --accent:     #e94560;
  --border:     #2a2a3e;
  --sidebar-w:  360px;
  --font:       -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                "Helvetica Neue", Arial, sans-serif;
}

html, body {
  height: 100%;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: row;
}

/* ── Scrollbar ────────────────────────────────────────────────────────────── */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

/* ── Sidebar ─────────────────────────────────────────────────────────────── */

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-header {
  padding: 10px 16px 8px;
}

/* ── Tab bar ──────────────────────────────────────────────────────────────── */

.tab-bar {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
}

.tab-btn {
  flex: 1;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 8px 6px;
  cursor: pointer;
  transition: color .15s, border-color .15s;
}

.tab-btn:hover { color: var(--text); }

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-content {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}

/* ── Upload drop zone ─────────────────────────────────────────────────── */

.upload-drop-zone {
  margin: 12px 16px;
  padding: 20px 16px;
  border: 2px dashed var(--border);
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}

.upload-drop-zone:hover,
.upload-drop-zone.drag-over {
  border-color: var(--accent);
  background: rgba(233, 69, 96, 0.06);
}

.upload-drop-icon {
  font-size: 24px;
  margin-bottom: 6px;
}

.upload-drop-label {
  font-size: 12px;
  color: var(--text);
  margin-bottom: 4px;
}

.upload-drop-label code {
  color: var(--accent);
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 11px;
}

.upload-drop-sublabel {
  font-size: 11px;
  color: var(--text-dim);
}

.upload-browse-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

.upload-browse-btn:hover {
  filter: brightness(1.2);
}

/* ── Save loaded banner ───────────────────────────────────────────────── */

.save-loaded-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 12px 16px;
  padding: 10px 12px;
  background: rgba(233, 69, 96, 0.08);
  border: 1px solid rgba(233, 69, 96, 0.25);
  border-radius: 8px;
}

.save-banner-info {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.save-banner-icon {
  font-size: 16px;
  flex-shrink: 0;
}

.save-banner-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-unload {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  padding: 2px 7px;
  border-radius: 4px;
  cursor: pointer;
  flex-shrink: 0;
  transition: color .15s, border-color .15s, background .15s;
  line-height: 1;
}

.btn-unload:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(233, 69, 96, 0.1);
}

/* ── Placeholder text in save tabs ────────────────────────────────────── */

.placeholder-text {
  font-size: 12px;
  color: var(--text-dim);
  font-style: italic;
}

/* ── Disabled / frozen settings ───────────────────────────────────────── */

.settings-frozen .setting-group input:disabled,
.settings-frozen .setting-group select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.settings-frozen .btn-icon:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.settings-frozen .btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: none;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.debug-table {
  width: 100%;
  border-collapse: collapse;
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 11px;
}
.debug-table th,
.debug-table td {
  padding: 3px 6px;
  text-align: right;
  border-bottom: 1px solid var(--border);
}
.debug-table th:first-child,
.debug-table td:first-child { text-align: left; }
.debug-table th {
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 10px;
}
.debug-table .debug-total td {
  font-weight: 700;
  border-top: 2px solid var(--border);
  border-bottom: none;
}

.sidebar-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  margin-bottom: 4px;
}

.gpu-status {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  color: var(--text-dim);
}

.sidebar-section {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.section-heading {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.setting-group {
  margin-bottom: 10px;
}

.setting-group label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.setting-group input,
.setting-group select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font);
}

.seed-row {
  display: flex;
  gap: 6px;
}

.seed-row input {
  flex: 1;
  min-width: 0;
}

.range-input {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  border: none;
  padding: 0;
}

.range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.range-input::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
}

.range-value {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: var(--text-dim);
  min-width: 32px;
  text-align: right;
}

.btn-icon {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: border-color .15s;
  line-height: 1;
}

.btn-icon:hover { border-color: var(--accent); }

.btn-primary {
  background: var(--accent);
  border: none;
  color: #fff;
  padding: 7px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font);
  transition: filter .1s;
}

.btn-primary:hover { filter: brightness(1.15); }

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 7px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font);
  margin-top: 6px;
  transition: color .15s, border-color .15s, background .15s;
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--text-dim);
  background: rgba(255, 255, 255, 0.04);
}

.btn-secondary.copied {
  color: #4caf50;
  border-color: #4caf50;
}

.btn-full { width: 100%; }

.config-btn-row {
  display: flex;
  gap: 6px;
  width: 100%;
}

.btn-half { flex: 1; min-width: 0; }

.btn-secondary.paste-error {
  color: #e53935;
  border-color: #e53935;
}

.sidebar-footer {
  margin-top: auto;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
}

.coords {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ── Main / Canvas ───────────────────────────────────────────────────────── */

main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.canvas-container {
  flex: 1;
  overflow: hidden;
  position: relative;
}

#map-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: grab;
}

#map-canvas:active { cursor: grabbing; }

/* ── Ore checkbox list ─────────────────────────────────────────────────── */

.ore-group {
  margin-bottom: 16px;
}

.ore-group-heading {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-dim);
  margin-bottom: 4px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.hint-text {
  font-size: 11px;
  line-height: 1.4;
  color: var(--text-dim);
  margin: 0 0 8px;
}

.structure-row {
  display: flex;
  align-items: center;
  gap: 2px;
}

.structure-row .ore-checkbox {
  flex: 1;
  min-width: 0;
}

.btn-goto {
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-size: 12px;
  padding: 3px 6px;
  cursor: pointer;
  flex-shrink: 0;
  transition: color .15s, border-color .15s, background .15s;
  line-height: 1;
}

.btn-goto:hover {
  color: var(--text);
  border-color: var(--text-dim);
  background: rgba(255, 255, 255, 0.06);
}

.ore-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text);
  padding: 5px 8px;
  margin: 0 -8px;
  border-radius: 4px;
  cursor: pointer;
  transition: background .12s;
  user-select: none;
}

.ore-checkbox:hover {
  background: rgba(255, 255, 255, 0.04);
}

.ore-checkbox input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--border);
  border-radius: 3px;
  background: var(--bg);
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  transition: background .12s, border-color .12s;
}

.ore-checkbox input[type="checkbox"]:hover {
  border-color: var(--text-dim);
}

.ore-checkbox input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.ore-checkbox input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(40deg);
}

/* ── Save ore scanning ────────────────────────────────────────────────────── */

.save-ore-status {
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.save-ore-count {
  margin-left: auto;
  font-size: 10px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ── Scan progress bar (Features tab) ─────────────────────────────────── */

.scan-progress {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.scan-progress-track {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.scan-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.15s ease;
}

.scan-progress-label {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  color: var(--text-dim);
  min-width: 28px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ── Ore density tooltip ──────────────────────────────────────────────────── */

.ore-tooltip {
  position: absolute;
  z-index: 10;
  background: rgba(20, 20, 32, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  pointer-events: none;
  min-width: 180px;
  max-width: 260px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.ore-tip-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  line-height: 1.8;
}

.ore-tip-name {
  flex: 1;
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
}

.ore-tip-pct {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  color: var(--text);
  min-width: 30px;
  text-align: right;
}

.ore-tip-lkl {
  font-size: 10px;
  color: var(--text-dim);
  min-width: 55px;
  text-align: right;
}

/* ── Floating map overlays ───────────────────────────────────────────────── */

.map-overlay {
  position: absolute;
  z-index: 5;
  pointer-events: none;
}

.map-overlay--tr {
  top: 12px;
  right: 12px;
}

.map-overlay--br {
  bottom: 12px;
  right: 12px;
}

.map-overlay--bl {
  bottom: 12px;
  left: 12px;
}

/* ── Loading bar (bottom-left) ─────────────────────────────────────────── */

.loading-panel {
  min-width: 190px;
}

.loading-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}

.loading-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.loading-count {
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

.loading-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.loading-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.15s ease;
}

.loading-breakdown {
  margin-top: 6px;
  font-size: 10px;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
  min-height: 12px;
}

.overlay-panel {
  pointer-events: auto;
  background: rgba(20, 20, 32, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 12px;
}

/* ── Controls (top-right) ─────────────────────────────────────────────── */

.overlay-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.overlay-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 12px;
  padding: 2px 0;
  user-select: none;
}

.overlay-toggle input[type="checkbox"] {
  accent-color: var(--accent);
  width: 14px;
  height: 14px;
  cursor: pointer;
}

.overlay-separator {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

.overlay-mode {
  flex: 1;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 11px;
  font-weight: 500;
  padding: 4px 8px;
  cursor: pointer;
  transition: background .12s, color .12s, border-color .12s;
}

.overlay-row > .overlay-mode:first-child { border-radius: 4px 0 0 4px; }
.overlay-row > .overlay-mode:last-child  { border-radius: 0 4px 4px 0; }
.overlay-row > .overlay-mode:not(:first-child) { border-left: none; }

.overlay-mode:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

.overlay-mode.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── Legend (bottom-right) ────────────────────────────────────────────── */

.overlay-legend {
  padding: 8px 12px;
}

.legend-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  line-height: 1.8;
  color: var(--text);
}

.legend-swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.legend-gradient {
  height: 10px;
  border-radius: 3px;
  margin: 4px 0 3px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.legend-labels {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  color: var(--text-dim);
}