/**
 * 상세페이지 빌더 Pro - Apple Style CSS (통합본)
 * Premium, Minimal, Clean Design System
 */

/* ===== CSS Variables - Apple Design System ===== */
:root {
  /* Primary Colors */
  --primary: #007AFF;
  --primary-hover: #0056CC;
  --success: #34C759;
  --danger: #FF3B30;
  --warning: #FF9500;
  
  /* Neutrals - Monochrome Scale */
  --black: #1d1d1f;
  --gray-900: #2c2c2e;
  --gray-800: #3a3a3c;
  --gray-700: #48484a;
  --gray-600: #636366;
  --gray-500: #8e8e93;
  --gray-400: #aeaeb2;
  --gray-300: #c7c7cc;
  --gray-200: #d1d1d6;
  --gray-100: #e5e5ea;
  --gray-50: #f2f2f7;
  --white: #ffffff;
  
  /* Backgrounds */
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f7;
  --bg-tertiary: #e8e8ed;
  
  /* Borders */
  --border-color: #d2d2d7;
  --border-light: #e5e5ea;
  
  /* Shadows - Apple Style Layered */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-full: 9999px;
  
  /* Spacing - 8pt Grid */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Noto Sans KR', sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 13px;
  --font-size-md: 15px;
  --font-size-lg: 17px;
  --font-size-xl: 21px;
  
  /* Transitions - Apple Easing */
  --ease-default: cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --transition-fast: 0.15s var(--ease-default);
  --transition-normal: 0.25s var(--ease-default);
  --transition-slow: 0.4s var(--ease-default);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  font-family: var(--font-family);
  font-size: var(--font-size-md);
  color: var(--black);
  background: var(--bg-secondary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
}

/* ===== Utilities ===== */
.hidden { display: none !important; }

/* ===== Toolbar ===== */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 var(--space-4);
  background: rgba(255,255,255,0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 0.5px solid rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--black);
  margin-right: var(--space-4);
}

.logo i {
  color: var(--primary);
  font-size: 20px;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.divider {
  width: 1px;
  height: 24px;
  background: var(--border-color);
  margin: 0 var(--space-2);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 8px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 400;
  line-height: 1.2;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
}

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

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

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

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--gray-900);
}

.btn-secondary:hover {
  background: var(--gray-200);
}

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

.btn-success:hover {
  background: #2DB54D;
}

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

.btn-danger:hover {
  background: #E6362B;
}

.btn-sm {
  padding: 6px 12px;
  font-size: var(--font-size-xs);
}

.btn-block {
  width: 100%;
}

.btn-ai {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: var(--white);
}

.btn-ai:hover {
  background: linear-gradient(135deg, #5a6fd6, #6a4190);
}

/* ===== Canvas Size Selector ===== */
.canvas-size-selector {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.canvas-size-selector label {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.canvas-size-selector select,
.canvas-size-selector input {
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.canvas-size-selector select:focus,
.canvas-size-selector input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.15);
}

.canvas-size-selector input {
  width: 80px;
}

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-1);
  min-width: 160px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 1000;
  overflow: hidden;
}

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

.dropdown-menu a {
  display: block;
  padding: 10px 16px;
  font-size: var(--font-size-sm);
  color: var(--gray-900);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.dropdown-menu a:hover {
  background: var(--bg-secondary);
}

/* ===== Editor Container ===== */
.editor-container {
  display: flex;
  height: calc(100vh - 56px);
  overflow: hidden;
}

/* ===== Panels ===== */
.panel {
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  overflow: hidden;
}

.panel-left {
  width: 260px;
  min-width: 260px;
  flex-shrink: 0;
  border-right: 0.5px solid rgba(0,0,0,0.1);
}

.panel-right {
  width: 300px;
  min-width: 300px;
  flex-shrink: 0;
  border-left: 0.5px solid rgba(0,0,0,0.1);
}

.panel-header {
  padding: var(--space-4);
  border-bottom: 0.5px solid rgba(0,0,0,0.1);
  background: var(--bg-primary);
}

.panel-header h3 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--black);
}

.panel-header h3 i {
  color: var(--gray-500);
  font-size: 14px;
}

/* ===== Panel Tabs ===== */
.panel-tabs {
  display: flex;
  background: var(--bg-secondary);
  border-bottom: 0.5px solid rgba(0,0,0,0.1);
}

.tab-btn {
  flex: 1;
  padding: var(--space-3);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-500);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--gray-700);
}

.tab-btn.active {
  color: var(--black);
  background: var(--bg-primary);
  border-bottom-color: var(--primary);
}

/* ===== Tab Content ===== */
.tab-content {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

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

/* ===== Section List ===== */
.section-list h4,
.current-sections h4,
.template-category h4 {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-500);
  margin-bottom: var(--space-3);
}

.section-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.section-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: grab;
  transition: all var(--transition-fast);
}

.section-item:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
  transform: translateX(2px);
}

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

.section-item i {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.section-item span {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-900);
}

/* ===== Current Sections ===== */
.current-sections {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 0.5px solid rgba(0,0,0,0.1);
}

.section-count {
  font-weight: 400;
  color: var(--gray-400);
}

.section-order-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 80px;
}

.section-order-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: grab;
  transition: all var(--transition-fast);
}

.section-order-item:hover {
  border-color: var(--gray-300);
  background: var(--bg-secondary);
}

.section-order-item.active {
  border-color: var(--primary);
  background: rgba(0, 122, 255, 0.04);
}

.section-order-item .drag-handle {
  color: var(--gray-400);
  font-size: 12px;
}

.section-order-item .section-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--gray-200);
  border-radius: 50%;
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-700);
}

.section-order-item .section-name {
  flex: 1;
  font-size: var(--font-size-sm);
  color: var(--gray-900);
}

.section-order-item .section-delete {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--gray-400);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.section-order-item .section-delete:hover {
  background: var(--danger);
  color: var(--white);
}

.empty-message {
  padding: var(--space-6);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  line-height: 1.6;
}

.empty-message i {
  display: block;
  font-size: 32px;
  margin-bottom: var(--space-3);
  opacity: 0.3;
}

/* ===== Template Cards ===== */
.template-category {
  margin-bottom: var(--space-6);
}

.template-category h4 i {
  margin-right: var(--space-1);
}

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

.template-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.template-preview {
  height: 60px;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
}

.template-preview.beauty-1 { background: linear-gradient(135deg, #ffecd2, #fcb69f); }
.template-preview.beauty-2 { background: linear-gradient(135deg, #a18cd1, #fbc2eb); }
.template-preview.food-1 { background: linear-gradient(135deg, #d4fc79, #96e6a1); }
.template-preview.food-2 { background: linear-gradient(135deg, #f6d365, #fda085); }
.template-preview.fashion-1 { background: linear-gradient(135deg, #f5f5f5, #e0e0e0); }
.template-preview.fashion-2 { background: linear-gradient(135deg, #ff9a9e, #fecfef); }
.template-preview.tech-1 { background: linear-gradient(135deg, #1d1d1f, #424245); }
.template-preview.tech-2 { background: linear-gradient(135deg, #e0eafc, #cfdef3); }
.template-preview.living-1 { background: linear-gradient(135deg, #c1dfc4, #deecdd); }
.template-preview.living-2 { background: linear-gradient(135deg, #f5f5f5, #ffffff); }
.template-preview.gift-1 { background: linear-gradient(135deg, #f5af19, #f12711); }
.template-preview.gift-2 { background: linear-gradient(135deg, #ff9a9e, #fad0c4); }

.template-card span {
  display: block;
  padding: var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-align: center;
  color: var(--gray-700);
  background: var(--bg-primary);
}

/* ===== Canvas Area ===== */
.canvas-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-6);
  overflow: auto;
  background: var(--bg-secondary);
}

.canvas-wrapper {
  display: flex;
  flex-direction: column;
  max-width: 100%;
}

.canvas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.canvas-info {
  color: var(--white);
}

.canvas-size-info {
  color: var(--gray-400);
}

.canvas {
  background: var(--white);
  box-shadow: var(--shadow-lg);
  min-height: 400px;
  transition: width var(--transition-normal);
}

.canvas-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 400px;
  color: var(--gray-400);
  text-align: center;
  padding: var(--space-6);
}

.canvas-empty-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  margin-bottom: var(--space-4);
}

.canvas-empty-icon i {
  font-size: 32px;
  color: var(--gray-300);
}

.canvas-empty h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.canvas-empty p {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  line-height: 1.6;
}

/* ===== Canvas Sections ===== */
.canvas-section {
  position: relative;
  min-height: 200px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
}

.canvas-section:hover {
  border-color: rgba(0, 122, 255, 0.3);
}

.canvas-section.selected {
  border-color: var(--primary);
}

.section-controls {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  display: none;
  gap: var(--space-1);
  z-index: 10;
}

.canvas-section:hover .section-controls,
.canvas-section.selected .section-controls {
  display: flex;
}

.section-controls button {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
  border: none;
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: blur(8px);
}

.section-controls button:hover {
  background: var(--black);
}

/* ===== Editor Panel ===== */
.editor-panel,
.section-editor {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

.no-selection {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 300px;
  text-align: center;
  color: var(--gray-400);
}

.no-selection-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 50%;
  margin-bottom: var(--space-4);
}

.no-selection-icon i {
  font-size: 24px;
  color: var(--gray-300);
}

.no-selection h4 {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.no-selection p {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  line-height: 1.6;
}

/* ===== Editor Groups ===== */
.editor-group {
  margin-bottom: var(--space-5);
}

.editor-group > label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-900);
}

.editor-group > label i {
  color: var(--gray-500);
  font-size: 13px;
}

/* ===== Layout Options ===== */
.layout-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.layout-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.layout-option:hover {
  border-color: var(--border-color);
}

.layout-option.active {
  border-color: var(--primary);
  background: rgba(0, 122, 255, 0.04);
}

.layout-option i {
  font-size: 16px;
  color: var(--gray-500);
}

.layout-option span {
  font-size: 10px;
  color: var(--gray-500);
  text-align: center;
}

/* ===== Background Options ===== */
.bg-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.color-picker-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.color-picker-wrap input[type="color"] {
  width: 36px;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--white);
}

.color-picker-wrap span {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

/* ===== Text Inputs ===== */
.editor-group textarea {
  width: 100%;
  min-height: 80px;
  padding: var(--space-3);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  color: var(--black);
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  resize: vertical;
  transition: all var(--transition-fast);
}

.editor-group textarea:hover {
  background: var(--bg-tertiary);
}

.editor-group textarea:focus {
  outline: none;
  background: var(--bg-primary);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

/* ===== Text Style Options ===== */
.text-style-options {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.text-style-options select {
  flex: 1;
  padding: 8px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  background: var(--bg-secondary);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.text-style-options input[type="number"] {
  width: 60px;
  padding: 8px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  text-align: center;
  background: var(--bg-secondary);
  border: none;
  border-radius: var(--radius-sm);
}

.text-style-options input[type="color"] {
  width: 36px;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ===== Text Effects Grid ===== */
.text-effects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
}

.effect-btn {
  padding: var(--space-3);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.effect-btn.active {
  color: var(--white);
  background: var(--black);
  border-color: var(--black);
}

.effect-options {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

/* ===== Image Actions ===== */
.image-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.section-images {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.image-thumb {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-secondary);
}

.image-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-thumb .image-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.image-thumb:hover .image-overlay {
  opacity: 1;
}

.image-thumb .remove-image {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--danger);
  border: none;
  border-radius: 50%;
  color: var(--white);
  cursor: pointer;
}

/* ===== Height Options ===== */
.height-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.height-btn {
  padding: 8px 12px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.height-btn.active {
  color: var(--white);
  background: var(--black);
}

.height-options input {
  width: 80px;
  padding: 8px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  background: var(--bg-secondary);
  border: none;
  border-radius: var(--radius-sm);
}

/* ===== Padding Options ===== */
.padding-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
}

.padding-input {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.padding-input span {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  width: 20px;
}

.padding-input input {
  flex: 1;
  padding: 8px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  background: var(--bg-secondary);
  border: none;
  border-radius: var(--radius-sm);
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  padding: var(--space-6);
}

.modal.active {
  display: flex;
}

.modal-content {
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-content.modal-lg {
  max-width: 700px;
}

.modal-content.modal-fullscreen {
  max-width: 90vw;
  max-height: 90vh;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 0.5px solid rgba(0,0,0,0.1);
}

.modal-header h2 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--black);
}

.modal-header h2 i {
  color: var(--primary);
  font-size: 18px;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: none;
  border-radius: 50%;
  font-size: 20px;
  color: var(--gray-500);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--black);
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-top: 0.5px solid rgba(0,0,0,0.1);
  background: var(--bg-secondary);
}

/* ===== Form Elements ===== */
.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-900);
}

.form-group label i {
  color: var(--gray-500);
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--black);
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  background: var(--bg-primary);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.form-help {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.form-row {
  display: flex;
  gap: var(--space-4);
}

.form-row .form-group {
  flex: 1;
}

/* ===== Radio Cards ===== */
.model-select {
  display: flex;
  gap: var(--space-3);
}

.radio-card {
  flex: 1;
  cursor: pointer;
}

.radio-card input {
  display: none;
}

.radio-card-content {
  padding: var(--space-4);
  text-align: center;
  background: var(--bg-secondary);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.radio-card input:checked + .radio-card-content {
  border-color: var(--primary);
  background: rgba(0, 122, 255, 0.04);
}

.radio-card-content strong {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--black);
  margin-bottom: 4px;
}

.radio-card-content span {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

/* ===== Style Presets ===== */
.style-presets {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.preset-btn {
  padding: 8px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.preset-btn:hover {
  border-color: var(--gray-300);
}

.preset-btn.active {
  color: var(--white);
  background: var(--black);
  border-color: var(--black);
}

/* ===== AI Result ===== */
.ai-result,
.ai-text-result {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 0.5px solid rgba(0,0,0,0.1);
}

.ai-result h4,
.ai-text-result h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-3);
}

.ai-image-preview {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.ai-image-preview img {
  width: 100%;
  display: block;
}

.ai-actions {
  display: flex;
  gap: var(--space-3);
}

/* ===== Generated Texts ===== */
.generated-texts {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.text-type-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ===== Checkbox ===== */
.checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  cursor: pointer;
}

.checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

/* ===== Gradient Preview ===== */
.gradient-preview {
  height: 100px;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  background: linear-gradient(to bottom, #667eea, #764ba2);
}

/* ===== API Status ===== */
.api-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gray-400);
}

.status-dot.connected {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.status-dot.disconnected {
  background: var(--danger);
}

.status-text {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.settings-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* ===== Preview Body ===== */
.preview-body {
  background: var(--bg-secondary);
  display: flex;
  justify-content: center;
  padding: var(--space-6);
}

.full-preview {
  background: var(--white);
  box-shadow: var(--shadow-lg);
}

/* ===== Loading Overlay ===== */
.loading-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
}

.loading-content {
  text-align: center;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-light);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto var(--space-4);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-content p {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

/* ===== Toast Container ===== */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  z-index: 3000;
}

.toast {
  padding: 12px 20px;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-lg);
  animation: toastSlideIn 0.3s var(--ease-spring);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-warning { background: var(--warning); }

.toast-content {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ===== Drag & Drop ===== */
.dragging {
  opacity: 0.5;
}

.drag-over {
  border: 2px dashed var(--primary) !important;
  background: rgba(0, 122, 255, 0.05) !important;
}

/* ===== Scrollbar - Minimal Apple Style ===== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
  background-clip: content-box;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .panel-left {
    width: 220px;
    min-width: 220px;
  }
  .panel-right {
    width: 260px;
    min-width: 260px;
  }
}

@media (max-width: 992px) {
  .panel-left,
  .panel-right {
    position: fixed;
    top: 56px;
    bottom: 0;
    z-index: 50;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }
  
  .panel-left {
    left: 0;
  }
  
  .panel-right {
    right: 0;
    transform: translateX(100%);
  }
  
  .panel-left.open {
    transform: translateX(0);
  }
  
  .panel-right.open {
    transform: translateX(0);
  }
}