/* 星光画图 Web 版 - 全局样式 */

/* ========== P0新增：设计系统CSS变量（30+个，章节6.1） ========== */
:root {
  /* ===== 颜色系统（16个） ===== */
  --color-primary: #2563EB;
  --color-primary-hover: #1D4ED8;
  --color-primary-light: #DBEAFE;
  --color-primary-ring: rgba(37, 99, 235, 0.15);

  --color-success: #10B981;
  --color-success-light: #D1FAE5;
  --color-warning: #F59E0B;
  --color-warning-light: #FEF3C7;
  --color-error: #EF4444;
  --color-error-light: #FEE2E2;
  --color-error-border: #FECACA;

  --color-panel-bg: #F8FAFC;
  --color-canvas-bg: #E2E8F0;
  --color-paper: #FFFFFF;
  --color-card-bg: #FFFFFF;
  --color-input-bg: #FFFFFF;

  --color-hover-bg: rgba(100, 116, 139, 0.08);

  --color-border: #E2E8F0;
  --color-border-dark: #CBD5E1;

  --color-text-primary: #1E293B;
  --color-text-secondary: #64748B;
  --color-text-disabled: #94A3B8;

  /* ===== 间距系统（6个，4px栅格） ===== */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;

  /* ===== 圆角系统（4个） ===== */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-xl: 8px;

  /* ===== 阴影系统（4个） ===== */
  --shadow-1: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-2: 0 2px 8px rgba(15, 23, 42, 0.08);
  --shadow-3: 0 4px 16px rgba(15, 23, 42, 0.12);
  --shadow-4: 0 8px 32px rgba(15, 23, 42, 0.18);

  /* ===== 字体系统 ===== */
  --font-family-base: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  --font-size-title: 14px;
  --font-size-body: 13px;
  --font-size-caption: 11px;
  --font-size-btn: 12px;

  /* ===== 动效时长 ===== */
  --duration-fast: 120ms;
  --duration-base: 150ms;
  --duration-smooth: 180ms;

  /* ===== 尺寸常量 ===== */
  --panel-width-left: 300px;
  --panel-width-right: 360px;
  --toolbar-height: 40px;
  --statusbar-height: 28px;
}

/* ========== P0新增：按钮三级Class系统（章节6.2） ========== */
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 6px 14px;
  font-family: var(--font-family-base);
  font-size: var(--font-size-btn);
  font-weight: 500;
  line-height: 1.4;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition:
    background-color var(--duration-base) ease,
    border-color var(--duration-base) ease,
    color var(--duration-base) ease,
    box-shadow var(--duration-base) ease,
    transform var(--duration-fast) ease;
}

.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-danger:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.btn-primary:active,
.btn-secondary:active,
.btn-danger:active {
  transform: scale(0.97);
}

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}
.btn-primary:disabled {
  background-color: #93C5FD;
  border-color: #93C5FD;
  cursor: not-allowed;
  opacity: 0.7;
}

.btn-secondary {
  background-color: var(--color-card-bg);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}
.btn-secondary:hover {
  background-color: var(--color-panel-bg);
  border-color: var(--color-border-dark);
  color: var(--color-primary);
}
.btn-secondary:disabled {
  color: var(--color-text-disabled);
  cursor: not-allowed;
  opacity: 0.7;
}

.btn-danger {
  background-color: transparent;
  border-color: transparent;
  color: var(--color-error);
}
.btn-danger:hover {
  background-color: var(--color-error-light);
}
.btn-danger-solid {
  background-color: var(--color-error);
  border-color: var(--color-error);
  color: #FFFFFF;
}
.btn-danger-solid:hover {
  background-color: #DC2626;
  border-color: #DC2626;
}

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: var(--font-family-base);
    font-size: var(--font-size-body);
    color: var(--color-text-primary);
    background-color: var(--color-canvas-bg);
}

#app {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* ========== 主窗口 ========== */
.personal-main-window {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* ========== 工具栏 ========== */
.main-toolbar {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: var(--color-panel-bg);
    border-bottom: 1px solid var(--color-border-dark);
    min-height: var(--toolbar-height);
    flex-wrap: wrap;
}

.main-toolbar .toolbar-group {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 0 var(--space-2);
    border-right: 1px solid var(--color-border);
}

.main-toolbar .toolbar-group:last-child {
    border-right: none;
}

.main-toolbar button {
    padding: var(--space-1) var(--space-2);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    background: transparent;
    cursor: pointer;
    font-size: var(--font-size-body);
    color: var(--color-text-primary);
    white-space: nowrap;
    transition: all var(--duration-base) ease;
}

.main-toolbar button:hover {
    background: var(--color-primary-light);
    border-color: transparent;
    color: var(--color-primary);
}

.main-toolbar button:active {
    transform: scale(0.97);
}

.main-toolbar button:disabled {
    color: var(--color-text-disabled);
    cursor: not-allowed;
}

.main-toolbar .separator {
    width: 1px;
    height: 20px;
    background: var(--color-border-dark);
    margin: 0 4px;
}

/* =======================================================
   顶部菜单栏一级入口：hover 视觉变化后备保障
   （与 JS 内联 hover 效果双重保险）
   ======================================================= */
#menuBar {
    display: flex;
    align-items: stretch;
    gap: 0;
    padding: 0 8px;
    background: var(--color-panel, #FFFFFF);
    border-bottom: 1px solid var(--color-border, #E2E8F0);
    flex-shrink: 0;
    min-height: 44px;
    user-select: none;
    z-index: 100;
}
#menuBar > div {
    position: relative;
    display: inline-flex;
}
#menuBar button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: transparent;
    border: none;
    padding: 6px 12px;
    min-height: 40px;
    cursor: pointer;
    font-size: 14px;
    font-family: inherit;
    font-weight: 500;
    color: var(--color-text-secondary, #475569);
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    transition: all 160ms cubic-bezier(0.4, 0, 0.2, 1);
}
#menuBar button svg {
    flex-shrink: 0;
    transition: transform 160ms ease;
}
#menuBar button:hover {
    background-color: rgba(37, 99, 235, 0.08);
    color: #2563EB;
    box-shadow: inset 0 -2px 0 0 #2563EB;
    transform: translateY(0);
}
#menuBar button:hover svg {
    transform: scale(1.08);
}
#menuBar button:active {
    transform: scale(0.97);
    transition: transform 80ms ease;
}
#menuBar button span {
    display: inline-block;
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}
#menuBar .separator {
    display: inline-block;
    align-self: center;
    width: 1px;
    height: 22px;
    background: var(--color-border, #E2E8F0);
    margin: 0 6px;
}
/* 帮助按钮的双行布局后备（当 JS 内联生效时此规则会被覆盖） */
#menuBar button[data-label="帮助"],
#menuBar button.menu-item-help {
    flex-direction: column;
    gap: 2px !important;
    padding: 4px 12px !important;
    min-height: 44px;
}
#menuBar button[data-label="帮助"] span,
#menuBar button.menu-item-help span {
    font-size: 11px !important;
    letter-spacing: 0.01em;
}

/* ========== 下拉菜单 ========== */
.dropdown-menu {
    position: absolute;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 8px 0;
    min-width: 140px;
    box-shadow: var(--shadow-3);
    z-index: 10000;
    display: none;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-menu .menu-item {
    padding: 6px 16px;
    cursor: pointer;
    color: var(--color-text-primary);
    font-size: var(--font-size-body);
    transition: background var(--duration-base) ease;
}

.dropdown-menu .menu-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.dropdown-menu .menu-separator {
    height: 1px;
    background: var(--color-border);
    margin: 4px 0;
}

/* ========== 主内容区 ========== */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ========== 左侧面板 ========== */
.left-panel {
    width: var(--panel-width-left);
    min-width: 200px;
    background: var(--color-panel-bg);
    border-right: 1px solid var(--color-border-dark);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.left-panel .panel-header {
    padding: 8px 12px;
    background: var(--color-panel-bg);
    border-bottom: 1px solid var(--color-border-dark);
    font-weight: bold;
    font-size: var(--font-size-title);
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-text-primary);
}

.left-panel .search-box {
    padding: 8px;
    border-bottom: 1px solid var(--color-border);
}

.left-panel .search-box input {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-body);
    outline: none;
    transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease;
    background: var(--color-input-bg);
    color: var(--color-text-primary);
}

.left-panel .search-box input::placeholder {
    color: var(--color-text-disabled);
}

.left-panel .search-box input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.left-panel .category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px;
    border-bottom: 1px solid var(--color-border);
}

.left-panel .category-filter button {
    padding: 3px 10px;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: var(--color-card-bg);
    cursor: pointer;
    font-size: var(--font-size-caption);
    color: var(--color-text-secondary);
    transition: all var(--duration-base) ease;
}

.left-panel .category-filter button:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.left-panel .category-filter button.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.left-panel .shape-grid {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    align-content: start;
}

/* ========== P0+P1升级：左侧图形卡片4态（章节6.3） ========== */
/* ⚠️ 卡片class名是 thumbnail-item（left_panel.js中创建），不是shape-item */
.left-panel .thumbnail-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    padding: 0;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: grab;
    background: var(--color-card-bg);
    box-shadow: var(--shadow-1);
    transition:
        border-color var(--duration-base) ease,
        box-shadow var(--duration-base) ease,
        transform var(--duration-base) ease,
        background-color var(--duration-base) ease;
    user-select: none;
    overflow: hidden;
    box-sizing: border-box;
}

.left-panel .thumbnail-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-2);
    transform: translateY(-1px);
    background-color: var(--color-panel-bg);
}

/* 选中态（JS中通过shape-item-selected切换） */
.left-panel .thumbnail-item.shape-item-selected,
.left-panel .thumbnail-item.thumbnail-item-selected {
    border-color: var(--color-primary);
    border-width: 2px;
    background-color: var(--color-primary-light);
    box-shadow: var(--shadow-1);
}

/* 拖拽态（JS中通过shape-item-dragging切换） */
.left-panel .thumbnail-item.shape-item-dragging,
.left-panel .thumbnail-item.thumbnail-item-dragging {
    opacity: 0.6;
    transform: scale(0.92) rotate(-2deg);
    cursor: grabbing;
    box-shadow: var(--shadow-3);
}

.left-panel .thumbnail-item:active {
    cursor: grabbing;
    transform: scale(0.97);
}

/* 拖拽浮动标签 */
.drag-floating-label {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-3);
    opacity: 0.9;
}

/* ========== 画布区域 ========== */
.canvas-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-canvas-bg);
    overflow: auto;
    position: relative;
}

.canvas-container canvas {
    box-shadow: var(--shadow-2);
    cursor: default;
}

/* ========== 右侧面板 ========== */
.right-panel {
    width: var(--panel-width-right);
    min-width: 200px;
    background: var(--color-panel-bg);
    border-left: 1px solid var(--color-border-dark);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ========== P0+P1升级：右侧Tab栏——左侧竖排 sidebar 风格 ========== */
.right-panel {
    width: var(--panel-width-right);
    min-width: 200px;
    background: var(--color-panel-bg);
    border-left: 1px solid var(--color-border-dark);
    display: flex;
    flex-direction: row;          /* 左 sidebar + 右 content */
    overflow: hidden;
}

/* tab-bar：左侧竖向 sidebar */
.right-panel .tab-bar {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 54px;
    min-width: 54px;
    background: var(--color-panel-bg);
    border-right: 1px solid var(--color-border-dark);
    gap: 2px;
    padding: 4px 0;
    flex-shrink: 0;
    overflow-y: auto;
}

/* 标签头按钮：竖排 sidebar 风格 —— 图标在上 + 文字竖排 */
.right-panel .tab-btn {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 2px;
    padding: 8px 4px 6px;
    margin: 2px 4px;
    border: none;
    border-radius: var(--radius-lg);
    background: transparent;
    cursor: pointer;
    font-family: var(--font-family-base);
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition:
        background-color 180ms ease,
        color 180ms ease,
        box-shadow 180ms ease;
    position: relative;
    z-index: 1;
    box-sizing: border-box;
    line-height: 1;
}

.right-panel .tab-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* 竖排文字：writing-mode + 字间距 */
.right-panel .tab-btn span {
    font-size: 12px;
    font-weight: 500;
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: 1px;
    line-height: 1.1;
    margin-top: 2px;
}

/* hover：浅色背景微提亮 */
.right-panel .tab-btn:hover {
    background-color: var(--color-hover-bg, rgba(100, 116, 139, 0.08));
    color: var(--color-text-primary);
}

/* active：accent 蓝底+白色文字，轻微阴影 */
.right-panel .tab-btn.active {
    background-color: var(--color-primary);
    color: #FFFFFF;
    font-weight: 600;
    box-shadow: 0 1px 4px rgba(37, 99, 235, 0.25);
}

/* active 状态下 SVG 图标强制白色 */
.right-panel .tab-btn.active svg {
    filter: brightness(0) invert(1);
}

/* 移除旧的底部滑动条指示器 */
.right-panel .tab-bar .tab-indicator {
    display: none;
}

/* tabContent 区域：占据 sidebar 右边剩余空间 */
.right-panel .tabContent,
.right-panel > div:nth-child(2),
.right-panel > div.tabContent {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

.right-panel .tabContent > div,
.right-panel > div.tabContent > div {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

/* ========== P1升级：Property Group卡片化 ========== */
.right-panel .property-group {
    margin-bottom: var(--space-3);
    padding: var(--space-2);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.right-panel .property-group .group-title {
    font-size: var(--font-size-btn);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
    padding-bottom: 4px;
    border-bottom: 1px solid var(--color-border);
}

.right-panel .property-row {
    display: flex;
    align-items: center;
    margin-bottom: 6px;
    gap: 8px;
}

.right-panel .property-row label {
    font-size: var(--font-size-btn);
    color: var(--color-text-secondary);
    min-width: 50px;
    text-align: right;
    flex-shrink: 0;
}

.right-panel .property-row input,
.right-panel .property-row select {
    flex: 1;
    padding: 5px 8px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-btn);
    outline: none;
    transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease;
    background: var(--color-input-bg);
    color: var(--color-text-primary);
    font-family: var(--font-family-base);
}

.right-panel .property-row input::placeholder {
    color: var(--color-text-disabled);
}

.right-panel .property-row input:focus,
.right-panel .property-row select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.right-panel .property-row input[type="number"] {
    width: 70px;
}

.right-panel .property-row input[type="checkbox"] {
    flex: 0;
    margin-left: 0;
    accent-color: var(--color-primary);
}

/* ========== 状态栏 ========== */
.status-bar {
    display: flex;
    align-items: center;
    padding: 0 var(--space-4);
    background: var(--color-panel-bg);
    border-top: 1px solid var(--color-border-dark);
    font-family: var(--font-family-base);
    font-size: var(--font-size-caption);
    color: var(--color-text-secondary);
    min-height: var(--statusbar-height);
    height: var(--statusbar-height);
    gap: var(--space-5);
}

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

/* ========== 右键菜单 ========== */
.context-menu {
    position: fixed;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 8px 0;
    min-width: 120px;
    box-shadow: var(--shadow-3);
    z-index: 10001;
    font-size: var(--font-size-body);
    font-family: var(--font-family-base);
}

.context-menu .menu-item {
    padding: 6px 16px;
    cursor: pointer;
    color: var(--color-text-primary);
    transition: background var(--duration-base) ease, color var(--duration-base) ease;
}

.context-menu .menu-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.context-menu .menu-item:active {
    background: color-mix(in srgb, var(--color-primary-light) 80%, var(--color-primary));
}

.context-menu .menu-separator {
    height: 1px;
    background: var(--color-border);
    margin: 4px 0;
}

/* ========== 模态对话框 ========== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
}

.modal-dialog {
    background: var(--color-card-bg);
    border-radius: var(--radius-xl);
    padding: 20px;
    min-width: 300px;
    max-width: 500px;
    box-shadow: var(--shadow-4);
    font-size: var(--font-size-body);
    font-family: var(--font-family-base);
}

.modal-dialog .modal-title {
    font-size: var(--font-size-title);
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text-primary);
}

.modal-dialog .modal-body {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.modal-dialog .modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.modal-dialog .modal-buttons button {
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-panel-bg);
    cursor: pointer;
    font-size: var(--font-size-body);
    color: var(--color-text-primary);
    transition: all var(--duration-base) ease;
    min-width: 60px;
    font-family: var(--font-family-base);
}

.modal-dialog .modal-buttons button:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.modal-dialog .modal-buttons button.primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.modal-dialog .modal-buttons button.primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: #fff;
}

.modal-dialog .modal-buttons button.danger {
    background: var(--color-error-light);
    border-color: var(--color-error);
    color: var(--color-error);
}

.modal-dialog .modal-buttons button.danger:hover {
    background: #FFCDD2;
    border-color: #D32F2F;
    color: #D32F2F;
}

/* ========== 自定义确认对话框 ========== */
.custom-confirm {
    background: var(--color-card-bg);
    border-radius: var(--radius-xl);
    padding: 20px;
    min-width: 320px;
    box-shadow: var(--shadow-4);
    font-size: var(--font-size-body);
    font-family: var(--font-family-base);
}

.custom-confirm .confirm-message {
    color: var(--color-text-primary);
    padding: 10px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.custom-confirm .confirm-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.custom-confirm .confirm-buttons button {
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--font-size-body);
    min-width: 60px;
    transition: all var(--duration-base) ease;
    font-family: var(--font-family-base);
    background: var(--color-card-bg);
    color: var(--color-text-primary);
}

.custom-confirm .confirm-buttons button:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.custom-confirm .confirm-buttons button.btn-delete {
    background: var(--color-error-light);
    border-color: var(--color-error);
    color: var(--color-error);
}

.custom-confirm .confirm-buttons button.btn-delete:hover {
    background: #FFCDD2;
    border-color: #D32F2F;
    color: #D32F2F;
}

/* ========== 分割线拖拽手柄 ========== */
.splitter-handle {
    width: 4px;
    cursor: col-resize;
    background: transparent;
    transition: background var(--duration-base) ease;
    position: relative;
    z-index: 10;
}

.splitter-handle:hover,
.splitter-handle.active {
    background: var(--color-primary);
}

/* ========== 滚动条样式 ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-panel-bg);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--color-border-dark);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}

/* ========== 水印 ========== */
.watermark-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-size: 48px;
    font-weight: bold;
    color: rgba(128, 128, 128, 0.3);
    pointer-events: none;
    user-select: none;
    white-space: nowrap;
    z-index: 1000;
    font-family: var(--font-family-base);
}

/* ========== 状态栏三分区布局 & 指示灯脉冲 ========== */
.status-bar {
    justify-content: space-between;
    padding: 0 16px;
    gap: 16px;
}

.status-bar .status-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
    min-width: 0;
}

.status-bar .status-left .status-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.status-bar .status-center {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1 1 auto;
    justify-content: center;
    flex-wrap: wrap;
}

.status-bar .status-right {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
}

.status-bar .status-right .app-version {
    color: var(--color-text-disabled);
    font-family: Consolas, 'Courier New', monospace;
}

.status-bar .status-label {
    color: var(--color-text-disabled);
    margin-right: 2px;
}

.status-bar .status-value {
    color: var(--color-text-primary);
    font-weight: 500;
    font-family: Consolas, 'Courier New', monospace;
}

/* 状态指示灯 + 脉冲动画 */
.status-bar .status-dot {
    position: relative;
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    flex-shrink: 0;
}

.status-bar .status-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--color-success);
    opacity: 0.5;
    animation: statusDotPulse 1.8s ease-out infinite;
}

@keyframes statusDotPulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    100% {
        transform: translate(-50%, -50%) scale(2.6);
        opacity: 0;
    }
}


/* =======================================================
   P2-b：Canvas 右上角缩放控件
   ✨ 2026-08-05：原放在右下角，会与画布底部授权水印（IP未被授权/授权超期）
      在垂直区域重叠，导致点击水印时误触缩放按钮。
      现迁移到「右上角」，从根源上彻底避免与底部水印的视觉/点击冲突。
   ======================================================= */
.canvas-zoom-controls {
    position: absolute;
    right: 16px;
    top: 16px;   /* ✨ 原 bottom:36px → 现 top:16px，移到右上角，完全不碰底部水印 */
    z-index: 50;
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 4px;
    background: var(--color-panel, #FFFFFF);
    border: 1px solid var(--color-border, #E2E8F0);
    border-radius: var(--radius-xl, 8px);
    box-shadow: var(--shadow-2, 0 1px 3px rgba(0,0,0,0.08), 0 4px 8px rgba(0,0,0,0.04));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.zoom-btn {
    width: 28px;
    height: 28px;
    min-width: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md, 4px);
    color: var(--color-text-secondary, #475569);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    margin: 0;
    transition: all 150ms ease;
}
.zoom-btn:hover {
    background: rgba(37, 99, 235, 0.08);
    border-color: rgba(37, 99, 235, 0.25);
    color: var(--color-primary, #2563EB);
}
.zoom-btn:active {
    transform: scale(0.94);
    background: rgba(37, 99, 235, 0.14);
}
.zoom-level-btn {
    min-width: 56px;
    height: 28px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.06);
    color: var(--color-primary, #2563EB);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-md, 4px);
    font-size: 12px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: all 150ms ease;
}
.zoom-level-btn:hover {
    background: rgba(37, 99, 235, 0.12);
    border-color: var(--color-primary, #2563EB);
}
.zoom-level-btn:active {
    transform: scale(0.96);
}
.zoom-sep {
    width: 1px;
    height: 16px;
    background: var(--color-border, #E2E8F0);
    margin: 0 2px;
}

/* 缩放浮标（临时弹出提示） */
.zoom-tooltip {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 14px 22px;
    background: var(--color-panel, #FFFFFF);
    border: 1px solid var(--color-border-dark, #CBD5E1);
    border-radius: var(--radius-xl, 8px);
    box-shadow: var(--shadow-3, 0 4px 12px rgba(0,0,0,0.10), 0 16px 32px rgba(0,0,0,0.08));
    pointer-events: none;
    opacity: 0;
    transition: opacity 150ms ease, transform 150ms ease;
}
.zoom-tooltip.show {
    opacity: 1;
    transform: translate(-50%, calc(-50% - 4px));
}
.zoom-tooltip .zt-percent {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary, #2563EB);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    line-height: 1.1;
}
.zoom-tooltip .zt-hint {
    margin-top: 6px;
    font-size: 12px;
    color: var(--color-text-secondary, #64748B);
}

/* =======================================================
   通用标签页 (CommonFunctionsTab) — Ardot 设计风格
   卡片化分组 / 专业字体排印 / 清晰间距
   ======================================================= */

/* ---- 根容器 ---- */
.common-tab-root {
    display: flex;
    flex-direction: column;
    padding: 8px 8px;
    gap: 12px;
    height: 100%;
    box-sizing: border-box;
}

/* ---- 卡片 ---- */
.common-card {
    background: var(--color-card-bg, #FFFFFF);
    border: 1px solid var(--color-border, #E2E8F0);
    border-radius: var(--radius-lg, 8px);
    overflow: hidden;
}

.common-card-header {
    padding: 8px 12px;
    font-size: 11px;
    font-weight: 600;
    color: var(--color-primary, #2563EB);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--color-border, #E2E8F0);
    background: var(--color-panel-bg, #F8FAFC);
}

.common-card-body {
    padding: 8px 10px 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* ---- 行 ---- */
.common-row {
    display: flex;
    align-items: center;
    gap: 2px;
    min-height: 30px;
}

/* ---- 单选组 ---- */
.common-radio-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    white-space: nowrap;
}

.common-radio-label {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    white-space: nowrap;
    font-size: 12px;
    color: var(--color-text-primary, #0F172A);
    cursor: pointer;
}

/* ---- 字段标签 ---- */
.common-field-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--color-text-secondary, #64748B);
    white-space: nowrap;
    min-width: 28px;
    flex-shrink: 0;
    padding: 0 1px 0 0;
    letter-spacing: 0;
}

/* ---- 输入框 ---- */
.common-input-field {
    flex: 1;
    height: 28px;
    padding: 4px 8px;
    border: 1px solid var(--color-border, #E2E8F0);
    border-radius: var(--radius-md, 6px);
    font-size: 12px;
    font-family: inherit;
    color: var(--color-text-primary, #0F172A);
    background: var(--color-input-bg, #FFFFFF);
    outline: none;
    transition: border-color 150ms ease, box-shadow 150ms ease;
    box-sizing: border-box;
}

.common-input-field:focus {
    border-color: var(--color-primary, #2563EB);
    box-shadow: 0 0 0 3px var(--color-primary-ring, rgba(37, 99, 235, 0.12));
}

/* 数字输入框去掉默认箭头 */
.common-input-field[type="number"]::-webkit-inner-spin-button,
.common-input-field[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* ---- 下拉选择 ---- */
.common-select {
    flex: 1;
    height: 28px;
    padding: 4px 6px;
    border: 1px solid var(--color-border, #E2E8F0);
    border-radius: var(--radius-md, 6px);
    font-size: 12px;
    font-family: inherit;
    color: var(--color-text-primary, #0F172A);
    background: var(--color-input-bg, #FFFFFF);
    outline: none;
    cursor: pointer;
    transition: border-color 150ms ease, box-shadow 150ms ease;
    box-sizing: border-box;
    appearance: auto;
}

.common-select:focus {
    border-color: var(--color-primary, #2563EB);
    box-shadow: 0 0 0 3px var(--color-primary-ring, rgba(37, 99, 235, 0.12));
}

/* ---- 可编辑组合框 wrapper ---- */
.common-editable-combo {
    flex: 1;
    position: relative;
    display: flex;
    gap: 0;
}

.common-editable-combo .common-select {
    flex: 0 0 auto;
    max-width: 62px;
    min-width: 0;
}

.common-editable-combo .common-editable-input {
    flex: 0 0 44px;
    width: 44px;
    min-width: 0;
    max-width: 48px;
    height: 28px;
    padding: 4px 6px;
    border: 1px solid var(--color-primary, #2563EB);
    border-radius: var(--radius-md, 6px);
    font-size: 12px;
    font-family: inherit;
    color: var(--color-text-primary, #0F172A);
    background: var(--color-input-bg, #FFFFFF);
    outline: none;
    box-shadow: 0 0 0 3px var(--color-primary-ring, rgba(37, 99, 235, 0.12));
    box-sizing: border-box;
}

/* ---- 操作小按钮 (应用/保存等) ---- */
.common-small-btn {
    flex-shrink: 0;
    height: 28px;
    padding: 0 8px;
    min-width: 0;
    border: 1px solid var(--color-border, #E2E8F0);
    border-radius: var(--radius-md, 6px);
    font-size: 11px;
    font-weight: 500;
    font-family: inherit;
    color: var(--color-text-secondary, #64748B);
    background: var(--color-panel-bg, #F8FAFC);
    cursor: pointer;
    white-space: nowrap;
    transition: all 150ms ease;
    box-sizing: border-box;
}

.common-small-btn:hover {
    color: var(--color-primary, #2563EB);
    border-color: var(--color-primary, #2563EB);
    background: var(--color-primary-light, rgba(37, 99, 235, 0.06));
}

.common-small-btn:active {
    transform: scale(0.96);
    background: var(--color-primary-light, rgba(37, 99, 235, 0.10));
}

.common-small-btn.btn-common-apply {
    color: var(--color-primary, #2563EB);
    border-color: var(--color-primary, #2563EB);
    background: var(--color-primary-light, rgba(37, 99, 235, 0.06));
    font-weight: 600;
}

.common-small-btn.btn-common-apply:hover {
    background: var(--color-primary, #2563EB);
    color: #FFFFFF;
}

/* ---- 操作按钮 (功能按钮区) ---- */
.common-btn-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 4px 0;
}

.common-action-btn {
    height: 28px;
    padding: 0 10px;
    border: 1px solid var(--color-border, #E2E8F0);
    border-radius: var(--radius-md, 6px);
    font-size: 11px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    transition: all 150ms ease;
    box-sizing: border-box;
}

/* 次要按钮 */
.common-action-btn.btn-action-secondary {
    color: var(--color-text-secondary, #64748B);
    background: var(--color-panel-bg, #F8FAFC);
    border-color: var(--color-border, #E2E8F0);
}

.common-action-btn.btn-action-secondary:hover {
    color: var(--color-primary, #2563EB);
    border-color: var(--color-primary, #2563EB);
    background: var(--color-primary-light, rgba(37, 99, 235, 0.06));
}

.common-action-btn.btn-action-secondary:active {
    transform: scale(0.96);
}

/* 主要按钮 */
.common-action-btn.btn-action-primary {
    color: #FFFFFF;
    background: var(--color-primary, #2563EB);
    border-color: var(--color-primary, #2563EB);
}

.common-action-btn.btn-action-primary:hover {
    background: var(--color-primary-hover, #1D4ED8);
    border-color: var(--color-primary-hover, #1D4ED8);
}

.common-action-btn.btn-action-primary:active {
    transform: scale(0.96);
}

/* 危险按钮 */
.common-action-btn.btn-action-danger {
    color: var(--color-error, #DC2626);
    background: var(--color-error-light, #FEF2F2);
    border-color: var(--color-error-border, #FECACA);
}

.common-action-btn.btn-action-danger:hover {
    color: #FFFFFF;
    background: var(--color-error, #DC2626);
    border-color: var(--color-error, #DC2626);
}

.common-action-btn.btn-action-danger:active {
    transform: scale(0.96);
}

/* 蓝底红字按钮（锁定/解锁、磁吸等互斥切换） */
.common-action-btn.btn-action-blue-danger {
    color: var(--color-error, #DC2626);
    background: var(--color-primary, #2563EB);
    border-color: var(--color-primary, #2563EB);
}

.common-action-btn.btn-action-blue-danger:hover {
    background: var(--color-primary-hover, #1D4ED8);
    border-color: var(--color-primary-hover, #1D4ED8);
}

.common-action-btn.btn-action-blue-danger:active {
    transform: scale(0.96);
}

/* ---- 前缀特殊符号快速输入 ---- */
.common-symbol-btns {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.common-action-btn.common-symbol-btn {
    flex-shrink: 0;
    min-width: 26px;
    height: 24px;
    padding: 0 4px;
    font-size: 12px;
    line-height: 1;
    color: var(--color-text-primary, #0F172A);
}

/* ---- Checkbox（Ardot 风格自定义复选框） ---- */
.common-checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
}

.common-checkbox {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    accent-color: var(--color-primary, #2563EB);
    cursor: pointer;
    margin: 0;
}

.common-checkbox-text {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-primary, #0F172A);
    line-height: 1;
}