/* ============================================================
   D&D City Map Generator – UI Styles
   ============================================================ */

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

:root {
  --bg-deep:    #12121c;
  --bg-panel:   #1a1a2a;
  --bg-section: #20203a;
  --bg-input:   #0e0e1a;
  --border:     #333355;
  --accent:     #c9a84c;
  --accent-dim: #8a7030;
  --text:       #d0cce8;
  --text-dim:   #7a7894;
  --text-muted: #4a4868;
  --danger:     #c04040;
  --toolbar-h:  42px;
  --sidebar-w:  220px;
  --status-h:   24px;
  --radius:     4px;
}

html, body { width: 100%; height: 100%; overflow: hidden; font-family: system-ui, sans-serif; font-size: 13px; color: var(--text); background: var(--bg-deep); }

/* ── Layout ─────────────────────────────────────────────────── */
#app { display: flex; flex-direction: column; width: 100vw; height: 100vh; }

#toolbar {
  height: var(--toolbar-h);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 6px; padding: 0 10px;
  flex-shrink: 0; z-index: 10;
}

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

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

#canvas-container {
  flex: 1; overflow: hidden; position: relative;
  background: #0a0a14;
  cursor: crosshair;
}

#map-canvas {
  position: absolute; top: 0; left: 0;
  display: block;
}

#statusbar {
  height: var(--status-h);
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px; padding: 0 10px;
  font-size: 11px; color: var(--text-dim); flex-shrink: 0;
}
#statusbar .sep { color: var(--text-muted); }

/* ── Toolbar ─────────────────────────────────────────────────── */
.tool-group { display: flex; align-items: center; gap: 4px; }
.tool-group.center { flex: 1; justify-content: center; }
.tool-group.right { margin-left: auto; }
.tool-group.left { gap: 6px; }

.app-title {
  font-family: 'Cinzel', serif; font-weight: 700;
  color: var(--accent); font-size: 15px; letter-spacing: 0.05em;
  white-space: nowrap;
}

.city-title-display {
  font-family: 'Cinzel', serif; font-size: 16px; color: var(--accent);
  letter-spacing: 0.08em; pointer-events: none;
}

.separator { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }

.tool-btn {
  width: 30px; height: 30px; border: 1px solid transparent;
  background: transparent; border-radius: var(--radius);
  color: var(--text-dim); cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.tool-btn:hover { background: var(--bg-section); color: var(--text); border-color: var(--border); }
.tool-btn.active { background: var(--bg-section); color: var(--accent); border-color: var(--accent-dim); }

.icon-btn {
  height: 28px; padding: 0 8px; border: 1px solid var(--border);
  background: var(--bg-section); border-radius: var(--radius);
  color: var(--text-dim); cursor: pointer; display: flex; align-items: center; gap: 4px;
  transition: all 0.15s; white-space: nowrap;
}
.icon-btn:hover { color: var(--text); border-color: var(--accent-dim); }
.icon-btn:disabled { opacity: 0.35; cursor: default; }
.icon-btn.small { width: 26px; height: 26px; padding: 0; justify-content: center; }
.icon-btn.active { color: var(--accent); border-color: var(--accent-dim); }

.primary-btn {
  height: 28px; padding: 0 14px; border: 1px solid var(--accent-dim);
  background: linear-gradient(180deg, #6b5a20 0%, #3d3310 100%);
  border-radius: var(--radius); color: var(--accent);
  font-weight: 600; cursor: pointer; font-size: 12px;
  transition: all 0.15s;
}
.primary-btn:hover { background: linear-gradient(180deg, #7d6a28 0%, #4a3d14 100%); }
.primary-btn.full { width: 100%; height: 32px; margin-top: 4px; font-size: 13px; }

.secondary-btn {
  height: 26px; padding: 0 10px; border: 1px solid var(--border);
  background: var(--bg-input); border-radius: var(--radius);
  color: var(--text-dim); cursor: pointer; font-size: 12px;
  transition: all 0.15s;
}
.secondary-btn:hover { color: var(--text); border-color: var(--border); background: var(--bg-section); }

.danger-btn {
  height: 26px; padding: 0 10px; border: 1px solid #6a2020;
  background: #2a1010; border-radius: var(--radius);
  color: var(--danger); cursor: pointer; font-size: 12px; width: 100%;
  transition: all 0.15s; margin-top: 4px;
}
.danger-btn:hover { background: #3a1818; border-color: var(--danger); }

/* ── Sidebar ─────────────────────────────────────────────────── */
.panel-section {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.section-header {
  font-size: 10px; font-weight: 700; letter-spacing: 0.12em;
  color: var(--text-muted); text-transform: uppercase;
  margin-bottom: 10px;
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; user-select: none;
}
.section-header:hover { color: var(--text-dim); }
.section-header .chevron {
  color: var(--text-muted); flex-shrink: 0;
  transition: transform 0.2s ease;
}
.panel-section.collapsed .section-header { margin-bottom: 0; }
.panel-section.collapsed .section-header .chevron { transform: rotate(-90deg); }
.panel-body { overflow: hidden; }
.panel-section.collapsed .panel-body { display: none; }

.field-label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 11px; color: var(--text-dim); margin-bottom: 8px;
}

.field-input {
  width: 100%; height: 26px; padding: 0 8px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 12px;
  outline: none;
}
.field-input:focus { border-color: var(--accent-dim); }
.field-input[type="number"] { -moz-appearance: textfield; }
.field-input[type="number"]::-webkit-inner-spin-button { opacity: 0.5; }

.field-select {
  width: 100%; height: 26px; padding: 0 6px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 12px;
  outline: none; cursor: pointer;
}
.field-select:focus { border-color: var(--accent-dim); }

.input-row { display: flex; gap: 4px; }
.input-row .field-input { flex: 1; }

.slider-row { display: flex; align-items: center; gap: 8px; }
.slider { flex: 1; accent-color: var(--accent); cursor: pointer; }
.slider-val { font-size: 11px; color: var(--text-dim); min-width: 20px; text-align: right; }

.checkbox-label { flex-direction: row !important; align-items: center; gap: 8px !important; }
.checkbox-label input[type="checkbox"] { accent-color: var(--accent); width: 13px; height: 13px; cursor: pointer; }

.btn-row { display: flex; gap: 6px; margin-top: 4px; }
.btn-row .secondary-btn { flex: 1; }

/* ── Help panel ─────────────────────────────────────────────── */
.help-text { font-size: 11px; color: var(--text-dim); line-height: 1.6; }
.help-text p { margin-bottom: 4px; }
kbd {
  background: var(--bg-section); border: 1px solid var(--border);
  border-radius: 3px; padding: 1px 4px; font-size: 10px; font-family: monospace;
  color: var(--text);
}

/* ── Properties panel ────────────────────────────────────────── */
.prop-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 8px; gap: 8px;
}
.prop-label { font-size: 11px; color: var(--text-dim); flex-shrink: 0; }
.prop-input {
  flex: 1; height: 24px; padding: 0 6px; min-width: 0;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 12px; outline: none;
}
.prop-input:focus { border-color: var(--accent-dim); }

/* ── Modal ───────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}
.modal-box {
  background: var(--bg-panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 24px; width: 320px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-title {
  font-family: 'Cinzel', serif; font-size: 18px; color: var(--accent);
  margin-bottom: 18px;
}
.modal-body { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.modal-warning { font-size: 11px; color: #c07030; min-height: 16px; }
.modal-footer { display: flex; gap: 8px; justify-content: flex-end; }

/* ── Scrollbar ───────────────────────────────────────────────── */
#sidebar::-webkit-scrollbar { width: 5px; }
#sidebar::-webkit-scrollbar-track { background: var(--bg-panel); }
#sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── Toast ───────────────────────────────────────────────────── */
#toast {
  position: fixed;
  top: calc(var(--toolbar-h) + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-panel);
  border: 1px solid var(--danger);
  border-radius: var(--radius);
  padding: 9px 16px;
  color: #e06060;
  font-size: 12px;
  z-index: 500;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  max-width: 420px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  white-space: nowrap;
}
#toast.visible { opacity: 1; }

/* ── Canvas cursors ──────────────────────────────────────────── */
#canvas-container.cursor-pan   { cursor: grab; }
#canvas-container.cursor-pan.dragging { cursor: grabbing; }
#canvas-container.cursor-select { cursor: default; }
#canvas-container.cursor-edit  { cursor: crosshair; }
#canvas-container.cursor-move  { cursor: move; }
#canvas-container.cursor-vertex { cursor: pointer; }
#canvas-container.cursor-add      { cursor: cell; }
#canvas-container.cursor-landmark { cursor: crosshair; }