/* 分类选择器样式 */
.category-picker-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.category-picker-modal.visible {
    opacity: 1;
    visibility: visible;
}

.category-picker-content {
    background: #ffffff;
    border-radius: 20px 20px 0 0;
    width: 100%;
    max-width: 480px;
    max-height: 70vh;
    overflow: hidden;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-picker-modal.visible .category-picker-content {
    transform: translateY(0);
}

.category-picker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 20px;
    border-bottom: 1px solid #eaeaea;
    background: #f8f9fa;
    min-height: 48px;
}

.category-picker-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #333333;
    line-height: 1.3;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666666;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.close-btn:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

/* 头部操作按钮容器 */
.category-picker-header .header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 编辑分类按钮 */
.edit-categories-btn {
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #666666;
    font-size: 1.2rem;
    transition: all 0.2s ease;
}

.edit-categories-btn:hover {
    background-color: rgba(0, 0, 0, 0.1);
    color: #007bff;
}

.category-list {
    padding: 15px;
    overflow-y: auto;
    max-height: calc(70vh - 80px);
}

.category-item {
    display: flex;
    align-items: center;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: #ffffff;
    border: 1px solid transparent;
}

.category-item:hover {
    background: #f8f9fa;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.category-item:active {
    transform: translateY(0);
    background: #e9ecef;
}

/* 选中状态样式 */
.category-item.selected {
    background: #f0f7ff;
    border-color: #007bff;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.2);
}

.category-item.selected .category-icon i {
    color: #007bff;
}

.category-item.selected .category-name {
    color: #007bff;
    font-weight: 600;
}

/* 添加分类选项特殊样式 */
.category-item.add-category-item {
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
}

.category-item.add-category-item:hover {
    background: #e9ecef;
    border-color: #007bff;
    transform: translateY(-1px);
}

.category-item.add-category-item .category-icon i {
    color: #28a745;
}

.category-item.add-category-item .category-name {
    color: #28a745;
    font-weight: 600;
}

.category-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.category-icon i {
    color: #6c5ce7;
    font-size: 1.4rem;
}

.category-name {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 500;
    color: #333333;
}

/* 针对不同字符长度的分类名称进行特殊处理 */
/* 仅针对选择分类模态框（category-list容器）中的span.category-name */
.category-list .category-name[data-length="1"],
.category-list .category-name[data-length="2"],
.category-list .category-name[data-length="3"],
.category-list .category-name[data-length="4"] {
    white-space: nowrap; /* 1-4个字符保持单行显示 */
}

.category-list .category-name[data-length="5"] {
    display: inline-block; /* 允许控制换行 */
    width: 4em; /* 限制宽度，使第5个字符换行 */
    word-break: break-all; /* 确保在任意字符处换行 */
    text-align: left; /* 统一左对齐 */
}

.category-list .category-name[data-length="6"] {
    display: inline-block; /* 允许控制换行 */
    width: 3em; /* 限制宽度，实现3+3换行 */
    word-break: break-all; /* 确保在任意字符处换行 */
    text-align: left; /* 统一左对齐 */
}

.favorite-btn {
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    color: #9e9e9e;
}

/* 扑克分类图标特殊样式 */
.category-icon .fa-diamond {
    font-size: 1.4rem;
    color: #dc3545;
}

.favorite-btn:hover {
    background: rgba(255, 193, 7, 0.1);
    color: #ffc107;
}

.favorite-btn.favorited {
    color: #ffc107;
}

.favorite-btn.favorited:hover {
    color: #ff9800;
}

/* 手势滑动选择器样式 - 改为网格布局 */
.swipe-category-picker {
    width: 100%;
    height: auto; /* 改为自动高度，不限制子元素 */
    position: relative;
    overflow: visible; /* 改为visible，避免裁剪内容 */
}

.swipe-container {
    width: 100%;
    height: auto; /* 改为自动高度 */
    position: relative;
    overflow: visible; /* 改为visible，让内层.category-cards控制滚动 */
    touch-action: pan-y;
}

.category-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr)); /* 更大的网格 */
    gap: 15px; /* 更大的网格间距 */
    padding: 15px 0;
    height: 100%;
    align-items: center;
    justify-items: center;
}

.category-card {
    width: 90px; /* 增加宽度以确保第一行最少可以展示4个字 */
    height: 95px; /* 更大的固定高度 */
    background: #ffffff;
    border-radius: 14px; /* 稍微增加圆角 */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    border: 2px solid transparent;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1); /* 稍微增加阴影 */
}

.category-card.active {
    border-color: #007bff;
    transform: scale(1.08); /* 稍微增加缩放比例 */
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3); /* 增强阴影 */
    z-index: 2;
}

.category-card .category-icon {
    width: 42px; /* 更大的图标尺寸，更接近首页FAB按钮 */
    height: 42px;
    margin: 0 0 8px 0; /* 增加间距 */
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.category-card .category-icon i {
    color: #6c5ce7;
    font-size: 1.4rem; /* 更大的图标字体 */
}

.category-card .category-name {
    font-size: 0.8rem; /* 更大的字体 */
    font-weight: 500;
    text-align: center;
    color: #333333;
    margin: 0;
    line-height: 1.2;
    word-break: break-all;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.favorite-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    background: #ffc107;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.favorite-badge i {
    color: white;
    font-size: 0.7rem;
}

.category-dots {
    display: flex;
    justify-content: center;
    margin-top: 10px;
    gap: 6px;
}

.dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ccc;
    transition: all 0.3s ease;
}

.dot.active {
    background: #007bff;
    width: 12px;
    border-radius: 3px;
}

/* 暗黑模式支持 */
.dark-mode .category-picker-content {
    background: var(--color-bg-surface-2);
}

.dark-mode .category-picker-header {
    background: var(--color-bg-elev-1);
    border-bottom-color: var(--color-divider);
}

.dark-mode .category-picker-header h3 {
    color: var(--color-text-primary);
}

.dark-mode .category-item {
    background: var(--color-bg-surface-1);
    border-color: var(--color-border);
}

.dark-mode .category-item:hover {
    background: var(--color-bg-elev-1);
}

.dark-mode .category-item:active {
    background: var(--color-bg-elev-2);
}

.dark-mode .category-name {
    color: var(--color-text-primary);
}

.dark-mode .category-card {
    background: var(--color-bg-surface-1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.dark-mode .category-card.active {
    border-color: var(--color-brand-500);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.dark-mode .category-card .category-name {
    color: var(--color-text-primary);
}

.dark-mode .category-card .category-icon {
    background: linear-gradient(135deg, var(--color-brand-500), var(--color-brand-600));
}

/* 响应式设计 */
@media (max-width: 480px) {
    .category-picker-content {
        border-radius: 16px 16px 0 0;
    }

    .category-picker-header {
        padding: 16px;
    }

    .category-list {
        padding: 12px;
    }

    .category-item {
        padding: 12px;
    }

    .category-icon {
        width: 36px;
        height: 36px;
        margin-right: 12px;
    }

    .category-icon i {
        font-size: 1.1rem;
    }

    .category-name {
        font-size: 1rem;
    }

    .swipe-category-picker {
        height: auto; /* 改为自动高度 */
        overflow: visible; /* 确保不裁剪 */
    }

    .category-cards {
        grid-template-columns: repeat(auto-fit, minmax(70px, 1fr)); /* 保持合适的网格 */
        gap: 10px;
        padding: 10px 0;
    }

    .category-card {
        width: 70px;
        height: 85px;
    }

    .category-card .category-icon {
        width: 36px; /* 与桌面版保持一致 */
        height: 36px;
        margin-bottom: 6px;
    }

    .category-card .category-icon i {
        font-size: 0.9rem; /* 与桌面版保持一致 */
    }

    .category-card .category-name {
        font-size: 0.75rem; /* 与桌面版保持一致 */
        line-height: 1.2;
    }
}

/* 动画效果 */
@keyframes categorySlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.category-item {
    animation: categorySlideIn 0.3s ease forwards;
}

.category-item:nth-child(1) { animation-delay: 0.05s; }
.category-item:nth-child(2) { animation-delay: 0.1s; }
.category-item:nth-child(3) { animation-delay: 0.15s; }
.category-item:nth-child(4) { animation-delay: 0.2s; }
.category-item:nth-child(5) { animation-delay: 0.25s; }
.category-item:nth-child(6) { animation-delay: 0.3s; }
.category-item:nth-child(7) { animation-delay: 0.35s; }
.category-item:nth-child(8) { animation-delay: 0.4s; }

/* 滚动条样式 */
.category-list::-webkit-scrollbar {
    width: 4px;
}

.category-list::-webkit-scrollbar-track {
    background: transparent;
}

.category-list::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 2px;
}

.category-list::-webkit-scrollbar-thumb:hover {
    background: #999;
}

.dark-mode .category-list::-webkit-scrollbar-thumb {
    background: var(--color-border);
}

.dark-mode .category-list::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-secondary);
}

/* 支出分类选择器容器样式 */
.expense-category-picker-container {
    margin-bottom: 12px;
    padding: 0; /* 移除容器的内边距 */
    background: transparent;
    border-radius: 12px;
    border: none;
    overflow: visible; /* 改为visible，避免内容被裁剪 */
}

.dark-mode .expense-category-picker-container {
    background: transparent;
    border-color: transparent;
}

/* 支出分类头部样式 */
.expense-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* 动态间距方案 */
    padding: max(env(safe-area-inset-top, 0px), 2px) 12px 2px;
    margin-bottom: 2px;
    min-height: 32px;
    gap: 6px;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.preset-category-label {
    font-size: 15px;
    font-weight: 600;
    color: #666;
    margin: 0;
    line-height: 1;
}

.dark-mode .preset-category-label {
    color: var(--color-text-secondary);
}

.edit-category-btn {
    background: none;
    border: none;
    height: 34px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #007bff;
    font-size: 0.85rem;
    transition: all 0.2s ease;
    padding: 6px 8px;
    margin: 0;
    flex-shrink: 0;
}

.edit-category-btn:hover {
    background-color: rgba(0, 123, 255, 0.1);
    transform: scale(1.05);
}

.edit-category-btn:active {
    transform: scale(0.95);
}

.dark-mode .edit-category-btn {
    color: var(--color-brand-400);
}

.dark-mode .edit-category-btn:hover {
    background-color: rgba(59, 130, 246, 0.15);
}

#expenseCategoryPicker {
    /* 移除max-height限制，改为让内部.category-cards控制高度 */
    max-height: none;
    overflow: visible; /* 外层容器不裁剪 */
    min-height: auto; /* 移除固定最小高度，让内容自适应 */
    margin-top: -4px; /* 减少顶部间距 */
    padding-bottom: 0; /* 确保底部没有额外padding */
    position: relative; /* 确保子元素定位正确 */
}

:root {
    --card-size: clamp(64px, 20vw, 76px);
}

/* 模态框中的分类选择器调整 */
#expenseCategoryPicker .category-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(calc(var(--card-size) - 8px), 1fr));
    gap: 12px;
    padding: 4px 8px 12px 8px; /* 增加底部padding确保最后一行完整显示 */
    align-content: start;
    /* 确保前两列(8个分类项)完整显示，第三列开始滚动 */
    /* 计算: 2行卡片 + 1个gap + 上下padding = 2×76px + 12px + 16px = 176px */
    max-height: 180px; /* 稍微增加高度确保完整显示 */
    overflow-y: auto;
    overflow-x: hidden;
    /* iOS Safari滚动优化 */
    -webkit-overflow-scrolling: touch;
    /* 确保滚动容器有明确的高度约束 */
    min-height: 0;
    /* 防止iOS Safari的弹性滚动影响布局 */
    overscroll-behavior-y: contain;
}

/* 分类卡片容器滚动条样式 */
#expenseCategoryPicker .category-cards::-webkit-scrollbar {
    width: 4px;
}

#expenseCategoryPicker .category-cards::-webkit-scrollbar-track {
    background: transparent;
}

#expenseCategoryPicker .category-cards::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 2px;
}

#expenseCategoryPicker .category-cards::-webkit-scrollbar-thumb:hover {
    background: #999;
}

#expenseCategoryPicker .category-card {
    position: relative;
    width: var(--card-size);
    max-width: 76px;
    min-width: 60px;
    aspect-ratio: 1 / 1;
    justify-self: center;
    align-self: start;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 6px;
    box-sizing: border-box;
    border-radius: 14px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 1.5px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    animation: categoryCardFadeIn 0.4s ease backwards;
    -webkit-tap-highlight-color: transparent;
    outline: none;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation; /* 优化触摸操作 */
}

@supports not (aspect-ratio: 1 / 1) {
    #expenseCategoryPicker .category-card {
        height: var(--card-size);
    }
}

#expenseCategoryPicker .category-card__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 100%;
    width: 100%;
    /* 完美居中效果 */
    padding-top: 2px;
    margin-bottom: -2px;
}

#expenseCategoryPicker .category-card:focus-visible {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* 分类卡片入场动画 */
@keyframes categoryCardFadeIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* 为每个卡片添加延迟，创建瀑布流效果 */
#expenseCategoryPicker .category-card:nth-child(1) { animation-delay: 0.05s; }
#expenseCategoryPicker .category-card:nth-child(2) { animation-delay: 0.1s; }
#expenseCategoryPicker .category-card:nth-child(3) { animation-delay: 0.15s; }
#expenseCategoryPicker .category-card:nth-child(4) { animation-delay: 0.2s; }
#expenseCategoryPicker .category-card:nth-child(5) { animation-delay: 0.25s; }
#expenseCategoryPicker .category-card:nth-child(6) { animation-delay: 0.3s; }
#expenseCategoryPicker .category-card:nth-child(7) { animation-delay: 0.35s; }
#expenseCategoryPicker .category-card:nth-child(8) { animation-delay: 0.4s; }
#expenseCategoryPicker .category-card:nth-child(9) { animation-delay: 0.45s; }
#expenseCategoryPicker .category-card:nth-child(10) { animation-delay: 0.5s; }

#expenseCategoryPicker .category-card .category-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    box-shadow: 0 3px 8px rgba(102, 126, 234, 0.3);
    transition: all 0.25s ease;
    flex-shrink: 0;
    margin-bottom: 4px; /* 增加底部间距优化垂直居中 */
    min-width: 28px; /* 确保最小尺寸 */
}

#expenseCategoryPicker .category-card .category-icon i {
    color: #ffffff;
    font-size: 0.9rem;
    transition: transform 0.2s ease;
    line-height: 1;
}

#expenseCategoryPicker .category-card .category-name {
    font-size: 12px;
    line-height: 1.3;
    text-align: center;
    font-weight: 600;
    max-width: 100%;
    color: #495057;
    transition: all 0.25s ease;
    padding: 0 2px;
    /* 支持文字自动换行 */
    word-break: keep-all;
    overflow-wrap: break-word;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 1-5个字，单行显示 */
#expenseCategoryPicker .category-card .category-name[data-length="1"],
#expenseCategoryPicker .category-card .category-name[data-length="2"],
#expenseCategoryPicker .category-card .category-name[data-length="3"],
#expenseCategoryPicker .category-card .category-name[data-length="4"],
#expenseCategoryPicker .category-card .category-name[data-length="5"] {
    -webkit-line-clamp: 1;
    white-space: nowrap;
}

/* 6个字，3+3两行显示 */
#expenseCategoryPicker .category-card .category-name[data-length="6"] {
    -webkit-line-clamp: 2;
    white-space: normal;
    word-break: break-all;
    max-width: 42px; /* 限制宽度为3个字（约14px × 3 = 42px，确保能容纳3个中文字） */
}

/* 7个字，4+3两行显示 */
#expenseCategoryPicker .category-card .category-name[data-length="7"] {
    -webkit-line-clamp: 2;
    white-space: normal;
    word-break: break-all;
    max-width: 52px; /* 限制宽度为4个字（需要比48px稍宽以容纳4个中文字） */
}

/* 8个字，4+4两行显示 */
#expenseCategoryPicker .category-card .category-name[data-length="8"] {
    -webkit-line-clamp: 2;
    white-space: normal;
    word-break: break-all;
    max-width: 52px; /* 限制宽度为4个字（需要比48px稍宽以容纳4个中文字） */
}

/* 9个及以上字，最多显示两行 */
#expenseCategoryPicker .category-card .category-name[data-length="9"],
#expenseCategoryPicker .category-card .category-name[data-length="10"],
#expenseCategoryPicker .category-card .category-name[data-length="11"],
#expenseCategoryPicker .category-card .category-name[data-length="12"] {
    -webkit-line-clamp: 2;
    white-space: normal;
    word-break: break-all;
    max-width: 100%;
}

/* 悬停效果优化 */
#expenseCategoryPicker .category-card:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 5px 16px rgba(102, 126, 234, 0.25);
    border-color: #667eea;
}

#expenseCategoryPicker .category-card:hover .category-icon {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

#expenseCategoryPicker .category-card:hover .category-icon i {
    transform: scale(1.05);
}

#expenseCategoryPicker .category-card:hover .category-name {
    color: #667eea;
    font-weight: 700;
}

/* 激活状态样式 - 优化视觉效果，保持卡片内容居中 */
#expenseCategoryPicker .category-card.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: #5568d3;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    transform: scale(1.05); /* 仅缩放，不移动 */
}

#expenseCategoryPicker .category-card.active .category-icon {
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.3);
    transform: none; /* 防止额外位移 */
}

#expenseCategoryPicker .category-card.active .category-icon i {
    transform: none; /* 防止图标位移 */
}

#expenseCategoryPicker .category-card.active .category-name {
    color: #ffffff;
    font-weight: 700;
}

/* 收藏分类特殊样式 */
#expenseCategoryPicker .category-card.is-favorite {
    border-color: #ffc107; /* 金色边框 */
}

#expenseCategoryPicker .category-card.is-favorite .category-icon {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); /* 金色渐变 */
    box-shadow: 0 3px 8px rgba(245, 158, 11, 0.3);
}

#expenseCategoryPicker .category-card.is-favorite:hover .category-icon {
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.5);
}

/* 收藏标记样式优化 */
#expenseCategoryPicker .category-card .favorite-badge {
    position: absolute;
    top: 3px;
    right: 3px;
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(255, 152, 0, 0.4);
    z-index: 1;
}

#expenseCategoryPicker .category-card .favorite-badge i {
    color: white;
    font-size: 0.6rem;
}

/* 暗黑模式适配 - 全新优雅配色方案 */
.dark-mode #expenseCategoryPicker .category-card {
    /* 使用深色半透明玻璃态效果 */
    background: rgba(30, 30, 35, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    /* 使用极细的浅色边框提供轮廓感 */
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.dark-mode #expenseCategoryPicker .category-card .category-icon {
    /* 使用柔和的渐变色 - 从深紫到浅紫 */
    background: linear-gradient(135deg, #7c3aed 0%, #a78bfa 100%);
    box-shadow:
        0 2px 6px rgba(124, 58, 237, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.dark-mode #expenseCategoryPicker .category-card .category-name {
    /* 使用柔和的浅灰白色 */
    color: rgba(255, 255, 255, 0.85);
}

.dark-mode #expenseCategoryPicker .category-card:hover {
    /* 悬停时轻微提亮并增加紫色光晕 */
    background: rgba(40, 40, 50, 0.7);
    border-color: rgba(167, 139, 250, 0.3);
    box-shadow:
        0 4px 16px rgba(124, 58, 237, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    transform: translateY(-1px);
}

.dark-mode #expenseCategoryPicker .category-card:hover .category-icon {
    background: linear-gradient(135deg, #8b5cf6 0%, #c4b5fd 100%);
    box-shadow:
        0 3px 10px rgba(139, 92, 246, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.15) inset;
    transform: scale(1.05);
}

.dark-mode #expenseCategoryPicker .category-card:hover .category-name {
    color: rgba(255, 255, 255, 0.95);
}

.dark-mode #expenseCategoryPicker .category-card.active {
    /* 选中状态使用渐变背景和发光效果 */
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.25) 0%, rgba(139, 92, 246, 0.25) 100%);
    border-color: rgba(167, 139, 250, 0.6);
    box-shadow:
        0 4px 20px rgba(124, 58, 237, 0.4),
        0 0 0 1px rgba(167, 139, 250, 0.4) inset,
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: scale(1.02);
}

.dark-mode #expenseCategoryPicker .category-card.active .category-icon {
    /* 选中时图标使用明亮渐变 */
    background: linear-gradient(135deg, #a78bfa 0%, #ddd6fe 100%);
    box-shadow:
        0 3px 12px rgba(167, 139, 250, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

.dark-mode #expenseCategoryPicker .category-card.active .category-name {
    color: #ffffff;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 暗黑模式下收藏分类样式 - 金色主题 */
.dark-mode #expenseCategoryPicker .category-card.is-favorite {
    border-color: rgba(251, 191, 36, 0.3);
    background: rgba(30, 30, 35, 0.65);
}

.dark-mode #expenseCategoryPicker .category-card.is-favorite .category-icon {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    box-shadow:
        0 2px 8px rgba(245, 158, 11, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.dark-mode #expenseCategoryPicker .category-card.is-favorite:hover {
    border-color: rgba(251, 191, 36, 0.5);
}

.dark-mode #expenseCategoryPicker .category-card.is-favorite:hover .category-icon {
    background: linear-gradient(135deg, #fbbf24 0%, #fcd34d 100%);
    box-shadow:
        0 3px 12px rgba(251, 191, 36, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.15) inset;
}

/* 暗黑模式下滚动条样式 */
.dark-mode #expenseCategoryPicker .category-cards::-webkit-scrollbar-thumb {
    background: var(--color-border);
}

.dark-mode #expenseCategoryPicker .category-cards::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-secondary);
}

/* 响应式调整 - 这些规则会被mobile-category-overrides.css覆盖 */
@media (max-width: 480px) {
    #expenseCategoryPicker {
        min-height: auto; /* 改为自动高度 */
    }

    #expenseCategoryPicker .category-cards {
        gap: 10px;
    }

    #expenseCategoryPicker .category-card .category-icon {
        width: 22px;
        height: 22px;
    }

    #expenseCategoryPicker .category-card .category-icon i {
        font-size: 0.75rem;
    }

    #expenseCategoryPicker .category-card .category-name {
        font-size: 11px;
        white-space: normal;
        overflow: visible;
        text-overflow: initial;
        -webkit-line-clamp: unset;
        word-break: normal;
        max-height: none;
        min-height: auto;
    }

    /* 移动端触摸反馈优化 - 确保内容居中 */
    #expenseCategoryPicker .category-card:active {
        transform: scale(0.96);
        transition: transform 0.1s ease;
    }

    #expenseCategoryPicker .category-card.active {
        transform: scale(1.03); /* 移动端缩放减小 */
    }

    /* 移动端滚动条样式 */
    #expenseCategoryPicker .category-cards::-webkit-scrollbar {
        width: 3px;
    }
}

/* 编辑分类对话框样式 */
.edit-categories-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.edit-categories-content {
    background: #ffffff;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.edit-categories-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #eaeaea;
    background: #f8f9fa;
}

.edit-categories-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: #333333;
}

.close-edit-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666666;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.close-edit-btn:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

.edit-categories-body {
    padding: 20px;
}

.edit-categories-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 20px;
    border-top: 1px solid #eaeaea;
    background: #f8f9fa;
}

.add-category-btn,
.save-edit-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.add-category-btn {
    background: #6c757d;
    color: white;
}

.add-category-btn:hover {
    background: #5a6268;
}

.save-edit-btn {
    background: #007bff;
    color: white;
}

.save-edit-btn:hover {
    background: #0056b3;
}

/* 暗黑模式支持 */
.dark-mode .edit-categories-content {
    background: var(--color-bg-surface-2);
}

.dark-mode .edit-categories-header {
    background: var(--color-bg-elev-1);
    border-bottom-color: var(--color-divider);
}

.dark-mode .edit-categories-header h3 {
    color: var(--color-text-primary);
}

.dark-mode .edit-categories-footer {
    background: var(--color-bg-elev-1);
    border-top-color: var(--color-divider);
}

/* 可编辑分类列表样式 */
.categories-list-container {
    max-height: 300px;
    overflow-y: auto;
    padding: 10px 0;
}

.editable-category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 8px;
    background: #ffffff;
    border: 1px solid #eaeaea;
    transition: all 0.2s ease;
}

.editable-category-item:hover {
    background: #f8f9fa;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.category-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.category-actions {
    display: flex;
    gap: 8px;
}

.delete-category-btn {
    background: none;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #dc3545;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.delete-category-btn:hover {
    background: rgba(220, 53, 69, 0.1);
}

/* 添加分类对话框样式 */
.add-category-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.add-category-content {
    background: #ffffff;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.add-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    border-bottom: 1px solid #eaeaea;
    background: #f8f9fa;
}

.add-category-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #333333;
    line-height: 1.3;
}

.close-add-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666666;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.close-add-btn:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

.add-category-body {
    padding: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-labels-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    padding: 0 4px;
}

.form-labels-row label {
    font-weight: 500;
    color: #333333;
    font-size: 0.95rem;
}

.form-inputs-row {
    display: flex;
    gap: 12px;
    align-items: center;
}

.category-name-input {
    flex: 1;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.category-name-input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.error-message {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 5px;
    display: none;
}

/* 图标选择器样式 - 精简版本，只显示图标 */
.selected-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    flex-shrink: 0;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.selected-icon:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px rgba(108, 92, 231, 0.4);
}

.selected-icon:active {
    transform: translateY(0) scale(1);
}

.icon-picker-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 4000;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.icon-picker-modal.visible {
    display: flex;
    visibility: visible;
    opacity: 1;
}

.icon-picker-modal-content {
    background: #ffffff;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    max-height: 70vh;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.icon-picker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    border-bottom: 1px solid #eaeaea;
    background: #f8f9fa;
}

.icon-picker-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #333333;
    line-height: 1.3;
}

.close-icon-picker {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666666;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.close-icon-picker:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

.icon-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    padding: 20px;
    max-height: calc(70vh - 80px);
    overflow-y: auto;
}

.icon-item {
    aspect-ratio: 1;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.3rem;
    color: #666666;
    transition: all 0.2s ease;
    border: 2px solid #e9ecef;
    background: #ffffff;
}

.icon-item:hover {
    background: #f8f9fa;
    border-color: #007bff;
    color: #007bff;
    transform: scale(1.1);
}

.add-category-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 20px;
    border-top: 1px solid #eaeaea;
    background: #f8f9fa;
}

.cancel-add-btn,
.confirm-add-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.cancel-add-btn {
    background: #6c757d;
    color: white;
}

.cancel-add-btn:hover {
    background: #5a6268;
}

.confirm-add-btn {
    background: #007bff;
    color: white;
}

.confirm-add-btn:hover {
    background: #0056b3;
}

/* 确认对话框样式 */
.confirm-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4000;
}

.confirm-content {
    background: #ffffff;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.confirm-header {
    padding: 20px;
    border-bottom: 1px solid #eaeaea;
    background: #f8f9fa;
}

.confirm-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: #333333;
    text-align: center;
}

.confirm-body {
    padding: 20px;
    text-align: center;
}

.confirm-body p {
    margin: 0 0 10px 0;
    color: #333333;
}

.warning-text {
    color: #dc3545 !important;
    font-weight: 500;
}

.confirm-footer {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    border-top: 1px solid #eaeaea;
    background: #f8f9fa;
}

.cancel-delete-btn,
.confirm-delete-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.cancel-delete-btn {
    background: #6c757d;
    color: white;
}

.cancel-delete-btn:hover {
    background: #5a6268;
}

.confirm-delete-btn {
    background: #dc3545;
    color: white;
}

.confirm-delete-btn:hover {
    background: #c82333;
}

/* Toast消息样式 */
.toast-message {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    z-index: 4000;
    animation: toastSlideIn 0.3s ease;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

@keyframes toastSlideOut {
    from {
        opacity: 1;
        transform: translate(-50%, 0);
    }
    to {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
}

/* 暗黑模式适配 */
.dark-mode .editable-category-item {
    background: var(--color-bg-surface-1);
    border-color: var(--color-border);
}

.dark-mode .editable-category-item:hover {
    background: var(--color-bg-elev-1);
}

.dark-mode .add-category-content {
    background: var(--color-bg-surface-2);
}

.dark-mode .add-category-header {
    background: var(--color-bg-elev-1);
    border-bottom-color: var(--color-divider);
}

.dark-mode .add-category-header h3 {
    color: var(--color-text-primary);
}

.dark-mode .form-labels-row label {
    color: var(--color-text-primary);
}

.dark-mode .category-name-input {
    background: var(--color-bg-surface-1);
    border-color: var(--color-border);
    color: var(--color-text-primary);
}

.dark-mode .category-name-input:focus {
    border-color: var(--color-brand-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.dark-mode .selected-icon:hover {
    box-shadow: 0 4px 12px rgba(108, 92, 231, 0.6);
}

.dark-mode .icon-picker-modal {
    background: rgba(0, 0, 0, 0.5);
}

.dark-mode .icon-picker-modal-content {
    background: var(--color-bg-surface-2);
}

.dark-mode .icon-picker-header {
    background: var(--color-bg-elev-1);
    border-bottom-color: var(--color-divider);
}

.dark-mode .icon-picker-header h4 {
    color: var(--color-text-primary);
}

.dark-mode .icon-item {
    background: var(--color-bg-surface-1);
    color: var(--color-text-secondary);
    border-color: var(--color-border);
}

.dark-mode .icon-item:hover {
    background: var(--color-bg-elev-1);
    border-color: var(--color-brand-500);
    color: var(--color-brand-500);
}

.dark-mode .add-category-footer {
    background: var(--color-bg-elev-1);
    border-top-color: var(--color-divider);
}

.dark-mode .confirm-content {
    background: var(--color-bg-surface-2);
}

.dark-mode .confirm-header {
    background: var(--color-bg-elev-1);
    border-bottom-color: var(--color-divider);
}

.dark-mode .confirm-header h3 {
    color: var(--color-text-primary);
}

.dark-mode .confirm-body p {
    color: var(--color-text-primary);
}

.dark-mode .confirm-footer {
    background: var(--color-bg-elev-1);
    border-top-color: var(--color-divider);
}

/* 右滑删除功能样式 - 采用与进账记录相同的结构 */
.category-item-container {
    position: relative;
    overflow: hidden;
    margin-bottom: 8px;
    border-radius: 12px;
    background: #ffffff;
    border: 1px solid transparent;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.category-item-inner {
    position: relative;
    z-index: 2;
    background: #ffffff;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    padding: 15px;
    border-radius: 12px;
    cursor: pointer;
    border: 1px solid transparent;
    outline: none;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
}

.category-item-inner:active {
    background: #f0f0f0;
}

.category-item-inner:focus {
    outline: none;
}

.category-item-inner.selected {
    background: #f0f7ff;
    border-color: #007bff;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.2);
}

.category-item-inner.swiping {
    transition: none;
}

/* 添加分类选项特殊样式 */
.category-item-inner.add-category-item {
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.category-item-inner.add-category-item:active {
    background: #e0e0e0;
    border-color: #007bff;
}

.category-item-inner.add-category-item:focus {
    outline: none;
}

.category-item-inner.add-category-item .category-icon i {
    color: #28a745;
}

.category-item-inner.add-category-item .category-name {
    color: #28a745;
    font-weight: 600;
}

.category-swipe-delete {
    position: absolute;
    top: 0;
    right: -80px; /* 初始隐藏在容器外 */
    bottom: 0;
    width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 当分类项滑动时显示删除按钮 */
.category-item-container.swiped .category-swipe-delete {
    right: 0;
}

.category-delete-btn {
    background: #dc3545;
    color: white;
    border: none;
    height: 100%;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 0 12px 12px 0; /* 匹配容器圆角 */
    outline: none;
    -webkit-tap-highlight-color: transparent;
    border: 1px solid transparent;
    box-sizing: border-box;
}

.category-delete-btn:hover {
    background: #c82333;
}

.category-delete-btn:active {
    background: #bd2130;
}

.category-item-container.disabled .category-item-inner {
    opacity: 0.6;
    pointer-events: none;
}

/* 修复滑动时的视觉问题 */
.category-item-inner.swiped {
    border-radius: 12px 0 0 12px; /* 滑动时左侧保持圆角 */
}

.dark-mode .category-item-inner {
    background: var(--color-bg-surface-1);
}

.dark-mode .category-delete-btn {
    background: #dc3545;
}

.dark-mode .category-delete-btn:hover {
    background: #c82333;
}


/* 响应式设计 */
@media (max-width: 480px) {
    .add-category-content {
        width: 95%;
        border-radius: 12px;
    }

    .add-category-header,
    .add-category-body,
    .add-category-footer {
        padding: 16px;
    }

    .form-labels-row {
        font-size: 0.9rem;
    }

    .form-inputs-row {
        gap: 10px;
    }

    .selected-icon {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
    }
    
    .icon-grid {
        grid-template-columns: repeat(4, 1fr);
        padding: 16px;
        gap: 10px;
    }

    .icon-item {
        font-size: 1.1rem;
    }
    
    .confirm-content {
        width: 95%;
        border-radius: 12px;
    }
    
    .confirm-header,
    .confirm-body,
    .confirm-footer {
        padding: 16px;
    }
}

/* 选中分类显示样式 - 完全隐藏，不显示任何提示 */
.selected-category-display {
    display: none !important; /* 完全隐藏选中分类的底部提示 */
}

.selected-category-display .selected-label {
    display: none;
}

.selected-category-display .selected-value {
    display: none;
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 暗黑模式下的选中分类显示 - 保持隐藏 */
.dark-mode .selected-category-display {
    display: none !important;
}

/* 暗黑模式下分类卡片容器背景 - 玻璃态融合设计 */
.dark-mode #expenseCategoryPicker .category-cards {
    background: linear-gradient(
        to bottom,
        rgba(20, 20, 25, 0.4) 0%,
        rgba(25, 25, 30, 0.5) 50%,
        rgba(30, 30, 35, 0.6) 100%
    );
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 8px 8px 12px 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.03),
        0 2px 8px rgba(0, 0, 0, 0.2);
}