/* ===== World Editor — Dark Theme ===== */

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

:root {
  --bg: #0d1117;
  --bg-surface: #161b22;
  --bg-surface-alt: #1c2333;
  --text: #e6edf3;
  --text-dim: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --green: #3fb950;
  --red: #f85149;
  --orange: #d29922;
  --purple: #bc8cff;
  --border: #30363d;
  --font-mono: 'Cascadia Mono', 'Fira Code', 'JetBrains Mono', 'Consolas', 'Monaco', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --radius: 8px;
  --radius-sm: 4px;
}

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

/* ===== Toolbar ===== */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.toolbar-left {
  display: flex;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.toolbar-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 120px;
}

.toolbar-field-wide { flex: 1; min-width: 200px; }

.toolbar-field label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.toolbar-field input {
  padding: 6px 10px;
  font-size: 13px;
  font-family: var(--font-mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
}

.toolbar-field input:focus { border-color: var(--accent); }

.toolbar-actions {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s;
  color: var(--text);
  background: var(--bg-surface);
  white-space: nowrap;
}

.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary {
  background: transparent;
  border-color: var(--text-dim);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-small { padding: 4px 10px; font-size: 11px; }

.btn-danger {
  background: transparent;
  border-color: var(--red);
  color: var(--red);
}

.btn-danger:hover:not(:disabled) {
  background: rgba(248, 81, 73, 0.15);
}

/* ===== Main Layout ===== */
.editor-main {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* ===== Panels ===== */
.panel {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

.panel-map { flex: 6; min-width: 0; }
.panel-edit { flex: 4; min-width: 280px; border-right: none; }

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg-surface-alt);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.panel-header h2 {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
}

.panel-header-actions {
  display: flex;
  gap: 4px;
}

/* ===== Map Container ===== */
.map-container {
  flex: 1;
  overflow: hidden;
  position: relative;
  background:
    radial-gradient(circle at 1px 1px, var(--border) 1px, transparent 0) 0 0 / 24px 24px;
  cursor: grab;
}

.map-container.grabbing { cursor: grabbing; }

#map-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* SVG room styles via CSS */
.room-node { cursor: pointer; }
.room-node:hover .room-rect { stroke: var(--accent-hover); }
.room-rect {
  fill: var(--bg-surface);
  stroke: var(--border);
  stroke-width: 2;
  rx: 6;
  ry: 6;
  transition: stroke 0.15s;
}
.room-rect.selected { stroke: var(--accent); stroke-width: 3; }
.room-rect.start-room { stroke: var(--green); stroke-width: 2.5; }
.room-rect.start-room.selected { stroke: var(--accent); stroke-width: 3; }
.room-label {
  fill: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  pointer-events: none;
  text-anchor: middle;
  dominant-baseline: central;
}
.room-id-label {
  fill: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  pointer-events: none;
  text-anchor: middle;
  dominant-baseline: central;
}
.exit-line {
  stroke: var(--text-dim);
  stroke-width: 1.5;
  stroke-opacity: 0.5;
}
.exit-label {
  fill: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  text-anchor: middle;
  dominant-baseline: central;
  pointer-events: none;
}
.puzzle-indicator {
  fill: var(--orange);
  font-size: 11px;
  pointer-events: none;
  text-anchor: middle;
  dominant-baseline: central;
}

/* ===== Edit Panel ===== */
.edit-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

.edit-body::-webkit-scrollbar { width: 6px; }
.edit-body::-webkit-scrollbar-track { background: transparent; }
.edit-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.edit-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-dim);
  font-style: italic;
  text-align: center;
  padding: 24px;
}

.edit-form { display: flex; flex-direction: column; gap: 12px; }

.field { display: flex; flex-direction: column; gap: 4px; }

.field label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.field input[type="text"],
.field textarea,
.field select {
  padding: 8px 10px;
  font-size: 13px;
  font-family: var(--font-mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
  resize: vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus { border-color: var(--accent); }

.field input:read-only {
  color: var(--text-dim);
  cursor: not-allowed;
  background: var(--bg-surface-alt);
}

.field select {
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%238b949e' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}

.field select option {
  background: var(--bg-surface);
  color: var(--text);
}

.field-row { flex-direction: row; align-items: center; gap: 8px; }

.check-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
}

.check-label input[type="checkbox"] {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

/* ===== Field Groups (Exits, Hazards) ===== */
.field-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
}

.field-group legend {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  padding: 0 6px;
}

.exit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

/* ===== Checkbox / Tag Lists ===== */
.checkbox-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.checkbox-list label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text);
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
  padding: 4px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.checkbox-list label:hover { border-color: var(--accent); }

.checkbox-list input[type="checkbox"] {
  accent-color: var(--green);
  width: 14px;
  height: 14px;
}

.tag-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 6px;
}

.tag-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.tag-item span { flex: 1; word-break: break-word; }

.tag-item button {
  background: transparent;
  border: none;
  color: var(--red);
  cursor: pointer;
  font-size: 14px;
  padding: 0 4px;
  line-height: 1;
  flex-shrink: 0;
}

.tag-item button:hover { opacity: 0.7; }

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

.tag-add-row input {
  flex: 1;
  padding: 6px 8px;
  font-size: 12px;
  font-family: var(--font-mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  outline: none;
}

.tag-add-row input:focus { border-color: var(--accent); }

.field-danger {
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

/* ===== Bottom Panel (Tabs) ===== */
.bottom-panel {
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  height: 260px;
  min-height: 140px;
}

.tab-bar {
  display: flex;
  background: var(--bg-surface-alt);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tab-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 20px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

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

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

.tab-content {
  display: none;
  flex: 1;
  overflow: hidden;
}

.tab-content.active { display: flex; }

.tab-split {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.tab-list-pane {
  width: 240px;
  min-width: 180px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tab-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  flex-shrink: 0;
}

.tab-list-header h3 {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.entity-list {
  list-style: none;
  overflow-y: auto;
  flex: 1;
}

.entity-list::-webkit-scrollbar { width: 5px; }
.entity-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.entity-list li {
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: background 0.1s, border-color 0.1s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.entity-list li:hover { background: var(--bg-surface-alt); }

.entity-list li.selected {
  background: var(--bg-surface-alt);
  border-left-color: var(--accent);
  color: var(--accent);
}

.tab-edit-pane {
  flex: 1;
  overflow-y: auto;
  padding: 10px 12px;
}

.tab-edit-pane::-webkit-scrollbar { width: 5px; }
.tab-edit-pane::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.tab-edit-pane .edit-form { gap: 10px; }

/* ===== Toast ===== */
#toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 10px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-mono);
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
  animation: toastIn 0.25s ease-out;
}

.toast.toast-success { border-color: var(--green); color: var(--green); }
.toast.toast-error { border-color: var(--red); color: var(--red); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Hazard Cards ===== */
.hazard-card-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}

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

.hazard-card label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.hazard-card input[type="text"] {
  padding: 6px 8px;
  font-size: 12px;
  font-family: var(--font-mono);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
}

.hazard-card input:focus { border-color: var(--accent); }

.hazard-remove-btn { margin-top: 4px; align-self: flex-end; }

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

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .editor-main { flex-direction: column; }
  .panel-map { flex: 1; min-height: 300px; }
  .panel-edit { flex: 1; border-right: none; border-top: 1px solid var(--border); }
  .panel { border-right: none; }
}