/* 奖状生成器 Pro - 样式表 */

:root {
  /* 主色调 */
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #60a5fa;
  
  /* 功能色 */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  /* 暗色主题 */
  --bg-dark: #0a0a0b;
  --bg-sidebar: #111113;
  --bg-panel: #18181b;
  --bg-card: #1f1f23;
  --bg-hover: #27272a;
  --bg-active: #3f3f46;
  --border: #27272a;
  --border-light: #3f3f46;
  --text: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  /* 尺寸 */
  --sidebar-width: 260px;
  --sidebar-collapsed: 60px;
  --toolbar-height: 48px;
  --statusbar-height: 32px;
  --radius: 8px;
  --radius-sm: 6px;
  
  /* 动画 */
  --transition-fast: 0.15s ease;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-dark: #f4f4f5;
  --bg-sidebar: #ffffff;
  --bg-panel: #fafafa;
  --bg-card: #ffffff;
  --bg-hover: #f4f4f5;
  --bg-active: #e4e4e7;
  --border: #e4e4e7;
  --border-light: #d4d4d8;
  --text: #18181b;
  --text-secondary: #52525b;
  --text-muted: #a1a1aa;
}

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

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-dark);
  -webkit-font-smoothing: antialiased;
}

/* ===== 加载遮罩 ===== */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.3s, visibility 0.3s;
}

.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

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

/* ===== 主布局 ===== */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ===== 侧边栏 ===== */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-smooth), min-width var(--transition-smooth);
  z-index: 100;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed);
  min-width: var(--sidebar-collapsed);
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .nav-arrow,
.sidebar.collapsed .title,
.sidebar.collapsed .action-btn span:last-child {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-size: 24px;
  flex-shrink: 0;
}

.title {
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  transition: opacity var(--transition), width var(--transition);
}

.sidebar-toggle {
  margin-left: auto;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-toggle:hover {
  background: var(--bg-hover);
  color: var(--text);
}

.sidebar.collapsed .sidebar-toggle {
  transform: rotate(180deg);
}

/* ===== 导航 ===== */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px;
}

.sidebar-nav::-webkit-scrollbar {
  width: 4px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.nav-section {
  margin-bottom: 4px;
}

.nav-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: none;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: left;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text);
}

.nav-item.active {
  background: var(--bg-active);
  color: var(--text);
}

.nav-icon {
  font-size: 18px;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
}

.nav-text {
  flex: 1;
  white-space: nowrap;
  transition: opacity var(--transition), width var(--transition);
}

.nav-arrow {
  font-size: 12px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-item.active .nav-arrow {
  transform: rotate(90deg);
}

/* ===== 面板 ===== */
.nav-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth);
}

.nav-section.open .nav-panel {
  max-height: 600px;
}

.panel-content {
  padding: 12px;
  background: var(--bg-panel);
  border-radius: var(--radius);
  margin: 4px 0;
}

/* ===== 表单元素 ===== */
.form-group {
  margin-bottom: 12px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text);
  font-size: 13px;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-hint {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

.help-tip {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary);
  font-size: 12px;
  color: var(--text-secondary);
}

.help-tip code {
  padding: 1px 4px;
  background: var(--bg-hover);
  border-radius: 3px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 11px;
}

.file-input {
  width: 100%;
  padding: 8px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.file-input:hover {
  border-color: var(--primary);
  background: var(--bg-hover);
}

.file-actions {
  margin-top: 8px;
}

.color-input {
  width: 100%;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  cursor: pointer;
}

.range-input {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-card);
  appearance: none;
  cursor: pointer;
}

.range-input::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

.form-row {
  display: flex;
  gap: 10px;
}

.flex-1 {
  flex: 1;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  padding: 8px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
}

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

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

.btn-secondary {
  background: var(--bg-active);
  color: var(--text);
}

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

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

.btn-danger:hover {
  opacity: 0.9;
}

.btn-warning {
  background: var(--warning);
  color: black;
}

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

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

.btn-group-vertical {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.file-input-row {
  display: flex;
  gap: 8px;
}

.file-input-row .file-input {
  flex: 1;
}

/* ===== 尺寸预设 ===== */
.size-presets {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
}

.preset-btn {
  flex: 1;
  padding: 8px 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.preset-btn:hover {
  border-color: var(--primary);
  color: var(--text);
}

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

.custom-size {
  display: flex;
  align-items: center;
  gap: 8px;
}

.custom-size input {
  flex: 1;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text);
  font-size: 12px;
}

.custom-size span {
  color: var(--text-muted);
}

/* ===== 快速添加按钮 ===== */
.quick-add {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.quick-btn {
  padding: 10px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.quick-btn:hover {
  border-color: var(--primary);
  background: var(--bg-hover);
  color: var(--text);
  transform: translateY(-1px);
}

/* ===== 样式按钮 ===== */
.style-buttons {
  display: flex;
  gap: 4px;
  align-items: center;
  margin-bottom: 12px;
}

.style-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.style-btn:hover {
  border-color: var(--primary);
  color: var(--text);
}

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

.style-divider {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 4px;
}

/* ===== 数据信息 ===== */
.data-info {
  padding: 10px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  font-size: 12px;
  margin-bottom: 12px;
}

.data-info .placeholder {
  color: var(--text-muted);
  text-align: center;
}

.data-info p {
  margin: 4px 0;
  color: var(--text-secondary);
}

.data-info strong {
  color: var(--primary);
}

/* ===== 信息框 ===== */
.info-box {
  padding: 10px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.info-box p {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 0;
}

/* ===== 分割线 ===== */
.divider {
  height: 1px;
  background: var(--border);
  margin: 12px 0;
}

/* ===== 单选组 ===== */
.radio-group {
  display: flex;
  gap: 16px;
}

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

.radio-label input {
  accent-color: var(--primary);
}

/* ===== 目录状态 ===== */
.dir-status {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ===== 侧边栏底部 ===== */
.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
}

.action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.preview-btn {
  background: var(--bg-active);
  color: var(--text);
}

.preview-btn:hover {
  background: var(--border-light);
}

.export-btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
}

.export-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.sidebar.collapsed .action-btn {
  padding: 12px 8px;
}

/* ===== 主内容区 ===== */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg-dark);
}

/* ===== 工具栏 ===== */
.toolbar {
  height: var(--toolbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

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

.tool-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

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

.tool-btn.danger:hover {
  background: rgba(239, 68, 68, 0.2);
  color: var(--danger);
}

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

.zoom-display {
  font-size: 12px;
  color: var(--text-muted);
  min-width: 50px;
  text-align: center;
}

.checkbox-inline {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
}

.checkbox-inline input {
  accent-color: var(--primary);
}

/* ===== 画布区域 ===== */
.canvas-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #0a0a0a;
  background-image: 
    linear-gradient(45deg, #111 25%, transparent 25%),
    linear-gradient(-45deg, #111 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #111 75%),
    linear-gradient(-45deg, transparent 75%, #111 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

[data-theme="light"] .canvas-container {
  background: #e5e5e5;
  background-image: 
    linear-gradient(45deg, #d4d4d4 25%, transparent 25%),
    linear-gradient(-45deg, #d4d4d4 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #d4d4d4 75%),
    linear-gradient(-45deg, transparent 75%, #d4d4d4 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.canvas-wrapper {
  position: absolute;
  transform-origin: center center;
  transition: transform 0.1s ease-out;
}

#canvas {
  display: block;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  border-radius: 2px;
}

.canvas-hint {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 16px;
  background: rgba(0,0,0,0.7);
  border-radius: var(--radius);
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  pointer-events: none;
}

[data-theme="light"] .canvas-hint {
  background: rgba(255,255,255,0.9);
  color: var(--text-muted);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* ===== 状态栏 ===== */
.statusbar {
  height: var(--statusbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: var(--bg-sidebar);
  border-top: 1px solid var(--border);
  font-size: 12px;
  flex-shrink: 0;
}

.status-left,
.status-right {
  color: var(--text-muted);
}

.status-center {
  flex: 1;
  display: flex;
  justify-content: center;
}

.progress-bar {
  width: 200px;
  height: 6px;
  background: var(--bg-card);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 3px;
  transition: width 0.2s;
}

.progress-text {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 11px;
  color: var(--text-muted);
}

/* ===== 数据面板 ===== */
.data-panel {
  width: 280px;
  min-width: 280px;
  background: var(--bg-sidebar);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-smooth), min-width var(--transition-smooth), margin-right var(--transition-smooth);
}

.data-panel.collapsed {
  width: 0;
  min-width: 0;
  margin-right: -1px;
}

.data-panel.collapsed .data-panel-content {
  opacity: 0;
  visibility: hidden;
}

.data-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  font-weight: 500;
}

.panel-toggle {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

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

.data-panel.collapsed .panel-toggle {
  transform: rotate(180deg);
}

.data-panel-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.data-search {
  padding: 12px;
  border-bottom: 1px solid var(--border);
}

.search-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text);
  font-size: 13px;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.data-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.data-list::-webkit-scrollbar {
  width: 4px;
}

.data-list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.empty-text {
  text-align: center;
  color: var(--text-muted);
  padding: 20px;
  font-size: 13px;
}

.data-item {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  margin-bottom: 4px;
}

.data-item:hover {
  background: var(--bg-hover);
}

.data-item.active {
  background: var(--primary);
  color: white;
}

.data-item-name {
  font-weight: 500;
  margin-bottom: 2px;
}

.data-item-info {
  font-size: 11px;
  color: var(--text-muted);
}

.data-item.active .data-item-info {
  color: rgba(255,255,255,0.8);
}

/* ===== 模态框 ===== */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.modal.show {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 560px;
  max-height: 90vh;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  transform: scale(0.95) translateY(10px);
  transition: transform var(--transition);
}

.modal.show .modal-content {
  transform: scale(1) translateY(0);
}

.modal-content.compact {
  max-width: 400px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
}

.modal-close {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

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

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

/* ===== 帮助内容 ===== */
.help-section {
  margin-bottom: 20px;
}

.help-section:last-child {
  margin-bottom: 0;
}

.help-section h4 {
  font-size: 14px;
  margin-bottom: 10px;
  color: var(--text);
}

.help-section ol,
.help-section ul {
  padding-left: 20px;
  color: var(--text-secondary);
  font-size: 13px;
}

.help-section li {
  margin-bottom: 6px;
}

.help-section p {
  font-size: 13px;
  color: var(--text-secondary);
}

.help-section code {
  padding: 2px 6px;
  background: var(--bg-hover);
  border-radius: 4px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 12px;
  color: var(--primary);
}

.help-section ul {
  list-style-type: disc;
}

.help-table {
  width: 100%;
  font-size: 13px;
}

.help-table td {
  padding: 8px;
  border-bottom: 1px solid var(--border);
}

.help-table td:first-child {
  width: 120px;
}

kbd {
  display: inline-block;
  padding: 2px 8px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: monospace;
  font-size: 12px;
}

/* ===== 预览模态框 ===== */
.modal.fullscreen {
  padding: 0;
}

.preview-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  font-weight: 500;
  z-index: 10;
}

.preview-actions {
  display: flex;
  gap: 10px;
}

.preview-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: auto;
}

#previewImg {
  max-width: 100%;
  max-height: 100%;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  border-radius: 4px;
}

/* ===== 批量进度 ===== */
.batch-progress {
  margin-bottom: 16px;
}

.batch-progress-bar {
  height: 8px;
  background: var(--bg-panel);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.batch-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--success));
  border-radius: 4px;
  transition: width 0.3s;
}

.batch-progress-text {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
}

.batch-log {
  max-height: 200px;
  overflow-y: auto;
  background: var(--bg-panel);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-family: monospace;
  font-size: 11px;
  margin-bottom: 16px;
}

.batch-log-item {
  margin-bottom: 4px;
  color: var(--text-secondary);
}

.batch-log-item.success {
  color: var(--success);
}

.batch-log-item.error {
  color: var(--danger);
}

.batch-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

/* ===== 印章处理 ===== */
.stamp-options {
  margin: 8px 0;
}

.stamp-options .checkbox-label {
  font-size: 12px;
}

.color-pick-row {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 10px;
  margin-bottom: 10px;
}

.color-pick-row > label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.color-pick-group {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}

.color-input-sm {
  width: 40px;
  height: 32px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  cursor: pointer;
}

.tolerance-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tolerance-row label {
  font-size: 11px;
  color: var(--text-muted);
  margin: 0;
  white-space: nowrap;
}

.tolerance-row .range-input {
  flex: 1;
}

.tolerance-row span {
  font-size: 11px;
  color: var(--text-secondary);
  min-width: 24px;
  text-align: right;
}

.btn-row {
  display: flex;
  gap: 8px;
}

/* ===== 印章预览 ===== */
.stamp-preview-container {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-bottom: 16px;
}

.stamp-preview-item {
  text-align: center;
}

.stamp-preview-item p {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stamp-preview-item canvas {
  max-width: 200px;
  max-height: 200px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: repeating-conic-gradient(#808080 0% 25%, transparent 0% 50%) 50% / 16px 16px;
  cursor: crosshair;
}

.stamp-preview-tip {
  text-align: center;
  padding: 10px;
  background: var(--bg-panel);
  border-radius: var(--radius-sm);
}

.stamp-preview-tip p {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 0;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}

/* ===== 数据面板展开状态 ===== */
.data-panel.collapsed .data-panel-header {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  padding: 16px 8px;
  cursor: pointer;
  min-width: 40px;
  border-left: 1px solid var(--border);
  background: var(--bg-sidebar);
}

.data-panel.collapsed .data-panel-header span {
  letter-spacing: 2px;
}

.data-panel.collapsed {
  width: 40px;
  min-width: 40px;
}

/* ===== 工具按钮高亮 ===== */
.tool-btn.active {
  background: var(--primary);
  color: white;
}

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

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .data-panel {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 50;
    box-shadow: -4px 0 20px rgba(0,0,0,0.2);
  }
  
  .data-panel.collapsed {
    transform: translateX(100%);
  }
}

@media (max-width: 768px) {
  .sidebar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 100;
    box-shadow: 4px 0 20px rgba(0,0,0,0.2);
  }
  
  .sidebar.collapsed {
    transform: translateX(-100%);
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
  }
  
  .toolbar {
    flex-wrap: wrap;
    height: auto;
    padding: 8px;
    gap: 8px;
  }
  
  .toolbar-left,
  .toolbar-right {
    flex-wrap: wrap;
  }
}