/* FastChart.app - Editor Stylesheet */

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f1f3f4;
  --text-primary: #111111;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --accent: #7c3aed;
  --accent-hover: #6d28d9;
  --accent-light: #ede9fe;
  --border: #e5e7eb;
  --canvas-bg: #fafafa;
  --grid-color: #e5e7eb;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --radius: 8px;
  --danger: #ef4444;
  --danger-hover: #dc2626;
}

[data-theme="dark"] {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-tertiary: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --accent: #8b5cf6;
  --accent-hover: #7c3aed;
  --accent-light: #1e1b4b;
  --border: #27272a;
  --canvas-bg: #0d0d0d;
  --grid-color: #1f1f23;
  --danger: #f87171;
  --danger-hover: #ef4444;
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-secondary);
  color: var(--text-primary);
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
}

.editor-container {
  display: grid;
  grid-template-columns: 220px 1fr 260px;
  grid-template-rows: 56px 1fr;
  height: 100vh;
  gap: 1px;
  background: var(--border);
}

/* Toolbar */
.editor-toolbar {
  grid-column: 1 / -1;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  gap: 16px;
}

.toolbar-left,
.toolbar-center,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-small {
  color: var(--accent);
  display: flex;
  align-items: center;
  margin-right: 8px;
  text-decoration: none;
}

.diagram-title-input {
  background: transparent;
  border: 1px solid transparent;
  padding: 6px 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  border-radius: var(--radius);
  width: 200px;
  font-family: inherit;
}

.diagram-title-input:hover {
  border-color: var(--border);
}

.diagram-title-input:focus {
  outline: none;
  border-color: var(--accent);
}

.save-status {
  font-size: 12px;
  color: var(--text-muted);
}

/* Tool buttons */
.tool-group {
  display: flex;
  gap: 4px;
}

.tool-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text-secondary);
  transition: all 0.15s ease;
}

.tool-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.tool-btn.active {
  background: var(--accent-light);
  color: var(--accent);
}

.toolbar-divider {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 0 4px;
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}

.zoom-level {
  font-size: 12px;
  color: var(--text-secondary);
  min-width: 45px;
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-danger:hover {
  background: var(--danger-hover);
}

.btn-small {
  padding: 6px 12px;
  font-size: 12px;
  width: 100%;
  justify-content: center;
  margin-top: 12px;
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 150px;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.15s ease;
}

.dropdown-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu button {
  display: block;
  width: 100%;
  padding: 10px 14px;
  border: none;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-primary);
  font-family: inherit;
}

.dropdown-menu button:hover {
  background: var(--bg-tertiary);
}

/* Sidebar */
.editor-sidebar {
  background: var(--bg-primary);
  overflow-y: auto;
  overflow-x: hidden;
}

.left-sidebar {
  padding: 0;
}

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

/* Collapsible section styles */
.section-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  transition: background 0.15s ease;
}

.section-toggle:hover {
  background: var(--bg-tertiary);
}

.section-toggle .toggle-icon {
  transition: transform 0.2s ease;
}

.section-toggle.collapsed .toggle-icon {
  transform: rotate(-90deg);
}

.section-content {
  max-height: 1000px;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.section-content.collapsed {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
}

.sidebar-section h3:not(.section-toggle) {
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}

/* Shape palette */
.shape-palette {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding: 8px 12px 12px;
}

.shape-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: grab;
  transition: all 0.15s ease;
  background: var(--bg-secondary);
}

.shape-item:hover {
  border-color: var(--accent);
  background: var(--accent-light);
  transform: translateY(-1px);
}

.shape-item:active {
  cursor: grabbing;
  transform: scale(0.98);
}

.shape-item svg {
  width: 40px;
  height: 32px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.shape-item span {
  font-size: 10px;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.2;
}

/* Canvas */
.canvas-wrapper {
  position: relative;
  background: var(--canvas-bg);
  overflow: hidden;
}

#mainCanvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

/* Properties panel */
.right-sidebar {
  padding: 16px;
}

.property-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.property-empty p {
  font-size: 13px;
}

.property-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Property row for side-by-side inputs */
.property-row {
  display: flex;
  gap: 10px;
}

.property-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.property-group.half {
  flex: 1;
}

.property-group label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.property-group input[type="text"],
.property-group input[type="number"] {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--text-primary);
  background: var(--bg-secondary);
  font-family: inherit;
}

.property-group input[type="text"]:focus,
.property-group input[type="number"]:focus {
  outline: none;
  border-color: var(--accent);
}

.property-group input[type="color"] {
  width: 100%;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  background: var(--bg-secondary);
  padding: 2px;
}

.property-group input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-tertiary);
  appearance: none;
  cursor: pointer;
}

.property-group input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

/* Range value display */
.range-value {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Responsive */
@media (max-width: 1024px) {
  .editor-container {
    grid-template-columns: 180px 1fr 220px;
  }
}

@media (max-width: 768px) {
  .editor-container {
    grid-template-columns: 1fr;
    grid-template-rows: 50px 1fr auto;
  }

  .left-sidebar,
  .right-sidebar {
    display: none;
  }

  .toolbar-center .shapes-group {
    display: none;
  }
}