/* ========================================
   待办事项页面样式
   ======================================== */

/* 筛选器 */
.todo-filter-bar {
    display: flex;
    gap: 8px;
    background: white;
    padding: 8px;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-soft);
    margin-bottom: 16px;
    overflow-x: auto;
    flex-wrap: nowrap;
}

.filter-btn {
    flex: 1;
    min-width: fit-content;
    padding: 10px 16px;
    border: none;
    background: transparent;
    border-radius: 12px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s;
    white-space: nowrap;
}

.filter-btn:hover {
    color: var(--pink);
}

.filter-btn.active {
    background: var(--pink-grad);
    color: white;
}

/* 待办列表 */
.todo-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* 待办卡片 */
.todo-card {
    background: white;
    border-radius: var(--card-radius);
    padding: 16px 20px;
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
}

.todo-card:hover {
    transform: translateX(4px);
}

.todo-card.completed {
    opacity: 0.6;
}

.todo-card.completed .todo-title {
    text-decoration: line-through;
    color: var(--text-muted);
}

/* 复选框 */
.todo-checkbox {
    width: 28px;
    height: 28px;
    border: 2px solid #E0D5D9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}

.todo-checkbox:hover {
    border-color: var(--pink);
}

.todo-checkbox.checked {
    background: var(--pink-grad);
    border-color: transparent;
}

.todo-checkbox .check-icon {
    color: white;
    font-size: 14px;
    opacity: 0;
    transform: scale(0);
    transition: all 0.2s;
}

.todo-checkbox.checked .check-icon {
    opacity: 1;
    transform: scale(1);
}

/* 待办内容 */
.todo-content {
    flex: 1;
    min-width: 0;
}

.todo-title {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 4px;
}

.todo-description {
    font-size: 13px;
    color: var(--text-muted);
}

/* 待办元信息 */
.todo-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.todo-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.todo-category.vaccine {
    background: #E8F4FD;
    color: #4A90D9;
}

.todo-category.document {
    background: #E8F8F0;
    color: #36B37E;
}

.todo-category.checkup {
    background: #FFF8E1;
    color: #F6AD55;
}

.todo-category.general {
    background: var(--pink-light);
    color: var(--pink);
}

.todo-due-date {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.todo-completed-time {
    font-size: 12px;
    color: var(--green);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 待办操作 */
.todo-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.todo-action-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--bg-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s;
}

.todo-action-btn:hover {
    background: var(--pink-light);
    transform: scale(1.1);
}

.todo-action-btn.delete:hover {
    background: #FFE0E0;
}

/* 添加待办按钮 */
.add-todo-btn {
    width: 100%;
    background: white;
    border: 2px dashed #E0D5D9;
    border-radius: var(--btn-radius);
    padding: 20px;
    font-weight: 600;
    font-size: 16px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    box-shadow: var(--shadow-soft);
}

.add-todo-btn:hover {
    border-color: var(--pink);
    color: var(--pink);
    transform: translateY(-2px);
}

.add-todo-btn .add-icon {
    font-size: 24px;
}

/* 空状态 */
.todo-empty-state {
    text-align: center;
    padding: 60px 20px;
}

.todo-empty-emoji {
    font-size: 64px;
    margin-bottom: 16px;
}

.todo-empty-text {
    color: var(--text-muted);
    font-size: 16px;
}

/* 进度统计 */
.todo-progress-card {
    background: white;
    border-radius: var(--card-radius);
    padding: 20px;
    box-shadow: var(--shadow-soft);
    margin-bottom: 16px;
}

.todo-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.todo-progress-title {
    font-weight: 600;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.todo-progress-count {
    font-size: 14px;
    color: var(--text-muted);
}

.todo-progress-bar {
    height: 12px;
    background: var(--bg-main);
    border-radius: 6px;
    overflow: hidden;
}

.todo-progress-fill {
    height: 100%;
    background: var(--pink-grad);
    border-radius: 6px;
    transition: width 0.5s ease;
}

/* 分类统计 */
.category-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.category-stat-card {
    background: white;
    border-radius: var(--card-radius);
    padding: 16px;
    text-align: center;
    box-shadow: var(--shadow-soft);
}

.category-stat-emoji {
    font-size: 28px;
    margin-bottom: 8px;
}

.category-stat-count {
    font-size: 24px;
    font-weight: 700;
    background: var(--pink-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.category-stat-label {
    font-size: 12px;
    color: var(--text-muted);
}

/* 完成动画 */
@keyframes celebrate {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

.todo-card.completing {
    animation: celebrate 0.5s ease;
}

/* 桌面端适配 */
@media (min-width: 768px) {
    .todo-filter-bar {
        flex-wrap: wrap;
    }

    .category-stats {
        gap: 16px;
    }
}