/* ═══════════════════════════════════════════════════════════════════
   SKLUBS CARD EDITOR — EDITOR LAYOUT & CANVAS STYLES
   ═══════════════════════════════════════════════════════════════════ */

/* ─── APP SHELL ──────────────────────────────────────────────────── */
#app {
  display: grid;
  grid-template-rows: var(--topbar-height) 1fr;
  grid-template-columns: var(--sidebar-width) 1fr var(--panel-width);
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  background: var(--bg);
}

/* ─── TOPBAR ─────────────────────────────────────────────────────── */
#topbar {
  grid-column: 1 / -1;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-4);
  background: var(--grey-950);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  height: var(--topbar-height);
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-right: var(--space-4);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
}

.topbar-logo {
  width: 30px;
  height: 30px;
  background: var(--orange);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16px;
  color: #fff;
  letter-spacing: -0.02em;
  box-shadow: var(--shadow-orange);
  flex-shrink: 0;
}

.topbar-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
}

.topbar-name span { color: var(--orange); }

/* Document/Product Info */
.topbar-doc {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
}

.topbar-doc-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-format-select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 24px 4px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  min-width: 160px;
}

/* Toolbar — top center tools */
.topbar-tools {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-4);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.tool-separator {
  width: 1px;
  height: 24px;
  background: var(--border);
}

/* Zoom Controls */
.zoom-control {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2px;
}

.zoom-value {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  min-width: 40px;
  text-align: center;
  cursor: pointer;
}

.zoom-value:hover { color: var(--orange); }

/* Right Actions */
.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}

/* Unsaved Indicator */
.save-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.save-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--grey-500);
  transition: background 0.3s;
}

.save-dot.unsaved { background: var(--orange); animation: pulse-orange 2s infinite; }
.save-dot.saved   { background: var(--success); }

/* ─── LEFT SIDEBAR ───────────────────────────────────────────────── */
#sidebar {
  grid-column: 1;
  grid-row: 2;
  display: flex;
  flex-direction: column;
  background: var(--grey-950);
  border-right: 1px solid var(--border);
  overflow: hidden;
}

.sidebar-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  flex-shrink: 0;
}

.sidebar-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--space-3) var(--space-2);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--duration-fast) ease;
  background: none;
  border-left: none;
  border-right: none;
  border-top: none;
}

.sidebar-tab:hover { color: var(--text-muted); background: var(--surface-2); }
.sidebar-tab.active { color: var(--orange); border-bottom-color: var(--orange); background: var(--surface-2); }

.sidebar-tab-icon {
  font-size: 18px;
  line-height: 1;
}

.sidebar-panel {
  display: none;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}

.sidebar-panel.active { display: flex; }

/* Panel Header */
.panel-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.panel-title {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.panel-scroll {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

/* ─── TEMPLATE GALLERY ───────────────────────────────────────────── */
.template-search {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.template-search .input {
  width: 100%;
  font-size: 12px;
}

.template-categories {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.template-categories::-webkit-scrollbar { display: none; }

.cat-btn {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration-fast) ease;
}

.cat-btn:hover   { color: var(--text-muted); border-color: var(--grey-500); }
.cat-btn.active  { background: var(--orange); color: #fff; border-color: var(--orange); }

.template-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  padding: var(--space-4);
  overflow-y: auto;
  flex: 1;
}

.template-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-spring);
  position: relative;
  background: var(--surface-2);
}

.template-card:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange);
}

.template-card.selected {
  border-color: var(--orange);
  box-shadow: var(--shadow-orange-lg);
}

.template-card.selected::after {
  content: '✓';
  position: absolute;
  top: 6px;
  right: 6px;
  width: 18px;
  height: 18px;
  background: var(--orange);
  border-radius: 50%;
  font-size: 10px;
  font-weight: 900;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.template-preview {
  width: 100%;
  aspect-ratio: 85 / 55; /* Business card proportions */
  background: var(--surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.template-info {
  padding: var(--space-2) var(--space-3);
  border-top: 1px solid var(--border);
}

.template-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.template-tag {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

/* ─── LAYERS PANEL ───────────────────────────────────────────────── */
.layers-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.layer-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  border: 1px solid transparent;
}

.layer-item:hover { background: var(--surface-2); }

.layer-item.selected {
  background: var(--orange-subtle);
  border-color: rgba(255,107,0,0.2);
}

.layer-icon {
  font-size: 14px;
  width: 20px;
  text-align: center;
  color: var(--text-dim);
  flex-shrink: 0;
}

.layer-item.selected .layer-icon { color: var(--orange); }

.layer-name {
  flex: 1;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.layer-item.selected .layer-name { color: var(--text); }

.layer-actions {
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity var(--duration-fast) ease;
}

.layer-item:hover .layer-actions { opacity: 1; }

.layer-action-btn {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) ease;
}

.layer-action-btn:hover { background: var(--surface-3); color: var(--text); }

/* ─── CANVAS WORKSPACE ───────────────────────────────────────────── */
#canvas-area {
  grid-column: 2;
  grid-row: 2;
  display: flex;
  flex-direction: column;
  background: var(--grey-900);
  position: relative;
  overflow: hidden;
}

/* Canvas Toolbar — below topbar inside canvas area */
#canvas-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--grey-950);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius-md) + 2px);
}

/* Canvas Background — grid dots pattern */
#canvas-viewport {
  flex: 1;
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: default;
  position: relative;
  /* Dot grid pattern */
  background-image: radial-gradient(circle, var(--grey-700) 1px, transparent 1px);
  background-size: 24px 24px;
}

#canvas-viewport.grabbing { cursor: grabbing; }
#canvas-viewport.crosshair { cursor: crosshair; }
#canvas-viewport.text-cursor { cursor: text; }

/* Canvas Wrapper (for zoom/pan transforms) */
#canvas-wrapper {
  position: relative;
  transform-origin: center center;
  transition: transform 0.15s var(--ease-out);
}

/* The actual fabric.js canvas */
#fabric-canvas {
  display: block;
  border-radius: 3px;
  box-shadow: 
    0 0 0 1px rgba(255,255,255,0.06),
    var(--shadow-xl);
}

/* Canvas Selection Overlay */
.canvas-selection-info {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-2) var(--space-5);
  background: var(--grey-950);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  animation: fadeIn 0.2s ease forwards;
}

/* Ruler */
.ruler-h, .ruler-v {
  position: absolute;
  background: var(--surface);
  border-color: var(--border);
  z-index: 10;
  overflow: hidden;
  pointer-events: none;
}

/* ─── RIGHT PROPERTIES PANEL ─────────────────────────────────────── */
#properties-panel {
  grid-column: 3;
  grid-row: 2;
  display: flex;
  flex-direction: column;
  background: var(--grey-950);
  border-left: 1px solid var(--border);
  overflow: hidden;
}

.props-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.props-object-type {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.props-object-icon { font-size: 16px; color: var(--orange); }

.props-scroll {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* Section within Properties Panel */
.props-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.props-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.props-section-title {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.props-section-chevron {
  font-size: 12px;
  color: var(--text-dim);
  transition: transform var(--duration-fast) ease;
}

.props-section.collapsed .props-section-chevron { transform: rotate(-90deg); }
.props-section.collapsed .props-section-body    { display: none; }

.props-section-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Property Row — label + control(s) */
.prop-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.prop-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  flex: 0 0 64px;
  white-space: nowrap;
}

.prop-control { flex: 1; min-width: 0; }

.prop-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.prop-3col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-2);
}

/* Mini input inside properties */
.prop-input {
  width: 100%;
  padding: 4px 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  outline: none;
  text-align: center;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.prop-input:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 2px var(--orange-glow);
}

.prop-input-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-align: center;
  margin-top: 3px;
}

/* Color Swatch picker */
.color-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.color-swatch {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--duration-fast) ease;
  flex-shrink: 0;
}

.color-swatch:hover { transform: scale(1.15); }
.color-swatch.active { border-color: #fff; box-shadow: 0 0 0 2px var(--orange); }

/* Font Picker */
.font-preview-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.font-preview-item {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  cursor: pointer;
  background: var(--surface-2);
  transition: all var(--duration-fast) ease;
}

.font-preview-item:hover   { border-color: var(--grey-500); }
.font-preview-item.active  { border-color: var(--orange); background: var(--orange-subtle); }

/* Alignment buttons */
.align-btn-group {
  display: flex;
  gap: 2px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2px;
}

.align-btn {
  flex: 1;
  height: 28px;
  border-radius: calc(var(--radius-md) - 1px);
  border: none;
  background: none;
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) ease;
}

.align-btn:hover  { background: var(--surface-3); color: var(--text); }
.align-btn.active { background: var(--orange); color: #fff; }

/* No selection state */
.no-selection-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: var(--space-4);
  padding: var(--space-8);
  text-align: center;
}

.no-selection-icon {
  font-size: 48px;
  opacity: 0.2;
}

.no-selection-text {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ─── STATUS BAR ─────────────────────────────────────────────────── */
#statusbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  height: 26px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.statusbar-group {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.statusbar-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.statusbar-item span { color: var(--text-muted); }

/* ─── CONTEXT MENU ───────────────────────────────────────────────── */
#context-menu {
  position: fixed;
  z-index: 9000;
  min-width: 180px;
  background: var(--grey-900);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  display: none;
  animation: fadeIn 0.15s var(--ease-out) forwards;
}

#context-menu.visible { display: block; }

.context-menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--duration-fast) ease;
}

.context-menu-item:hover { background: var(--surface-2); color: var(--text); }
.context-menu-item.danger:hover { background: rgba(239,68,68,0.1); color: #f87171; }

.context-menu-icon { font-size: 14px; width: 20px; text-align: center; opacity: 0.7; }
.context-menu-shortcut { margin-left: auto; font-size: 11px; color: var(--text-dim); }
.context-menu-divider { height: 1px; background: var(--border); margin: var(--space-2) 0; }

/* ─── KEYBOARD SHORTCUT OVERLAY ──────────────────────────────────── */
#shortcuts-modal .shortcut-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.shortcut-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border);
  gap: var(--space-4);
}

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

.kbd {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

.kbd-key {
  background: var(--surface-3);
  border: 1px solid var(--grey-600);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  color: var(--text-muted);
  box-shadow: 0 1px 0 var(--grey-600);
}