/* 事项管理页面样式 */
.dashboard-container {
    max-width: calc(var(--main-width) + var(--gap) * 2);
    margin: 0 auto;
    padding: var(--gap);
}

.dashboard-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border);
}

.dashboard-header h1 {
    margin-bottom: 15px;
    color: var(--primary);
    font-size: 40px;
}

.dashboard-description {
    color: var(--secondary);
    font-style: italic;
    margin: 0;
    font-size: 16px;
}

/* 当前任务区域 */
.current-tasks-section {
    margin-bottom: 50px;
}

.current-tasks-section h2 {
    color: var(--primary);
    margin-bottom: 25px;
    font-size: 28px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
}

.current-tasks-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.task-circle-card {
    background: var(--entry);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    text-align: center;
    min-height: 240px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.task-circle-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.task-circle-container {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
}

.task-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: conic-gradient(var(--progress-color, #e5e7eb) 0deg, var(--progress-color, #e5e7eb) var(--progress-deg, 0deg), var(--code-bg) var(--progress-deg, 0deg));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.task-circle::before {
    content: '';
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    background: var(--entry);
}

.task-circle-inner {
    position: relative;
    z-index: 2;
    text-align: center;
}

.task-percentage {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 2px;
}

.task-category-name {
    font-size: 12px;
    color: var(--secondary);
    font-weight: 500;
}

.task-info {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex: 1;
    min-height: 120px;
}

.task-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.3;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.task-details {
    font-size: 13px;
    color: var(--secondary);
    min-height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.task-notes {
    font-size: 12px;
    color: var(--secondary);
    font-style: italic;
    line-height: 1.3;
    min-height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
    flex: 1;
}

.task-start-date {
    margin-top: auto;
}

.start-date-label {
    font-size: 10px;
    color: var(--secondary);
    opacity: 0.6;
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.task-meta {
    font-size: 11px;
    color: var(--secondary);
    opacity: 0.8;
}

/* 空白任务卡片样式 */
.empty-task-card {
    border: 2px dashed var(--border);
    background: transparent;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.empty-task-card:hover {
    opacity: 0.8;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.empty-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 2px dashed var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.empty-circle-inner {
    text-align: center;
}

.empty-icon {
    font-size: 24px;
    color: var(--secondary);
    line-height: 1;
    margin-bottom: 2px;
}

.empty-text {
    font-size: 10px;
    color: var(--secondary);
    font-weight: 500;
}

.empty-name {
    color: var(--secondary);
    font-style: italic;
}

.empty-details {
    color: var(--secondary);
    font-style: italic;
    opacity: 0.7;
}

/* 计划待办区域 */
.planned-tasks-section {
    margin-bottom: 50px;
}

.planned-tasks-section h2 {
    color: var(--primary);
    margin-bottom: 25px;
    font-size: 28px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
}

.planned-tasks-list {
    space-y: 10px;
}

.planned-task-item {
    display: flex;
    align-items: flex-start;
    background: var(--entry);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.planned-task-item:hover {
    transform: translateX(5px);
    border-color: var(--primary);
}

.task-number {
    background: var(--primary);
    color: var(--theme);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
    margin-right: 20px;
    flex-shrink: 0;
}

.task-content {
    flex: 1;
}

.task-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.task-title .task-name {
    font-size: 16px;
    font-weight: 500;
    color: var(--primary);
    margin: 0;
}

.priority-badge {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

.priority-high {
    background: #fef2f2;
    color: #dc2626;
}

.priority-medium {
    background: #fef3c7;
    color: #d97706;
}

.priority-low {
    background: #f0f9ff;
    color: #2563eb;
}

.task-details {
    font-size: 13px;
    color: var(--secondary);
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

/* 日历区域 */
.calendar-section {
    margin-bottom: 40px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-header h2 {
    color: var(--primary);
    margin: 0;
    font-size: 28px;
}

.view-controls {
    display: flex;
    gap: 10px;
}

.view-btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: var(--entry);
    color: var(--primary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

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

.view-btn.active {
    background: var(--primary);
    color: var(--theme);
    border-color: var(--primary);
}

/* 图例 */
.legend {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap;
    justify-content: center;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--primary);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
}

/* 日历视图 */
.calendar-view {
    display: none;
}

.calendar-view.active {
    display: block;
}

.calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.nav-btn {
    background: var(--entry);
    border: 1px solid var(--border);
    color: var(--primary);
    border-radius: 6px;
    padding: 8px 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
    width: 40px;
    height: 40px;
}

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

.calendar-nav h3 {
    margin: 0;
    color: var(--primary);
    font-size: 20px;
}

.calendar-grid {
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--entry);
}

.calendar-header-row {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border-bottom: 1px solid var(--border);
}

.calendar-cell {
    padding: 12px 8px;
    text-align: center;
    border-right: 1px solid var(--border);
    min-height: 50px;
    position: relative;
}

.calendar-cell:last-child {
    border-right: none;
}

.calendar-cell.header {
    background: var(--code-bg);
    font-weight: 600;
    color: var(--primary);
    font-size: 14px;
}

.calendar-body-row {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border-bottom: 1px solid var(--border);
}

.calendar-body-row:last-child {
    border-bottom: none;
}

.calendar-date {
    cursor: pointer;
    transition: background-color 0.3s ease;
    min-height: 90px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.calendar-date:hover {
    background: var(--code-bg);
}

.calendar-date.other-month {
    color: var(--secondary);
    opacity: 0.5;
}

.calendar-date.today {
    background: rgba(var(--primary), 0.1);
    font-weight: bold;
}

.date-number {
    font-size: 14px;
    margin-bottom: 5px;
}

.date-progress {
    display: flex;
    gap: 2px;
    justify-content: center;
    flex-wrap: nowrap;
}

.progress-circle {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-fill-circle {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: center;
}

/* 年度视图 */
.year-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.year-nav h3 {
    margin: 0;
    color: var(--primary);
    font-size: 24px;
}

.year-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.month-cell {
    background: var(--entry);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    user-select: none;
}

.month-cell:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    border-color: var(--primary);
    background: var(--code-bg);
}

.month-cell:active {
    transform: translateY(-1px) scale(0.98);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.month-cell.current-month {
    border-color: var(--primary);
    background: linear-gradient(135deg, var(--entry) 0%, var(--code-bg) 100%);
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}

.month-cell.current-month .month-name {
    color: var(--primary);
    font-weight: 700;
}

.month-cell.current-month::before {
    content: '●';
    position: absolute;
    top: 8px;
    right: 8px;
    color: var(--primary);
    font-size: 8px;
    opacity: 0.8;
}

.month-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.month-click-hint {
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
    transform: translateY(-1px);
}

.month-cell:hover .month-click-hint {
    opacity: 0.7;
}

.month-progress {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: auto;
}

.mini-progress-circle {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.mini-progress-circle:hover {
    transform: scale(1.2);
}

/* 月份详情工具提示 */
.month-tooltip {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%) translateY(-100%);
    background: var(--entry);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    z-index: 100;
    min-width: 250px;
    max-width: 300px;
    display: block;
    font-size: 13px;
    opacity: 0;
    transform: translateX(-50%) translateY(-100%) scale(0.9);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
}

.month-tooltip.show {
    opacity: 1;
    transform: translateX(-50%) translateY(-100%) scale(1);
}

.month-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--border);
}

.tooltip-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    gap: 12px;
}

.tooltip-item:last-child {
    border-bottom: none;
}

.tooltip-category {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.tooltip-color {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.tooltip-progress {
    font-weight: 600;
    color: var(--primary);
}

.tooltip-progress-detail {
    text-align: right;
    line-height: 1.3;
}

.tooltip-progress-detail > div {
    margin-bottom: 2px;
}

.tooltip-progress-detail > div:last-child {
    margin-bottom: 0;
}

.tooltip-no-data {
    color: var(--secondary);
    font-style: italic;
    text-align: center;
    padding: 8px 0;
}

/* 日期悬浮工具提示 */
.date-tooltip {
    background: var(--entry);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    font-size: 13px;
    min-width: 200px;
    max-width: 250px;
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.2s ease;
    pointer-events: none;

}

.date-tooltip.show {
    opacity: 1 !important;
    transform: scale(1);
}

.tooltip-title {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    padding-bottom: 6px;
}

.tooltip-progress-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border-bottom: 1px solid var(--border);
}

.tooltip-progress-item:last-child {
    border-bottom: none;
}

.tooltip-category {
    display: flex;
    align-items: center;
    gap: 6px;
}

.tooltip-color {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.tooltip-progress-value {
    font-weight: 600;
    color: var(--primary);
    font-size: 12px;
}

/* 模态框 */
.date-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(3px);
}

.date-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modalFadeIn 0.3s ease;
}

.date-modal-content {
    background: var(--entry);
    border-radius: 12px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid var(--border);
    position: relative;
}

.date-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--secondary);
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.date-modal-close:hover {
    color: var(--primary);
}

.modal-progress {
    margin-top: 20px;
}

.modal-progress-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.modal-progress-item:last-child {
    border-bottom: none;
}

.progress-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.progress-category {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.progress-value {
    font-weight: 600;
    color: var(--primary);
}

/* 历史记录区域 */
.history-section {
    margin-bottom: 40px;
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.history-header h2 {
    color: var(--primary);
    margin: 0;
    font-size: 28px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
    flex: 1;
    min-width: 200px;
}

.history-controls {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.search-input {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--entry);
    color: var(--primary);
    font-size: 14px;
    min-width: 200px;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
}

.category-filter {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--entry);
    color: var(--primary);
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.category-filter:focus {
    outline: none;
    border-color: var(--primary);
}

.history-list {
    margin-bottom: 25px;
}

.history-item {
    background: var(--entry);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.history-item:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.history-item.hidden {
    display: none;
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    gap: 15px;
}

.history-item-title {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.history-category-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    flex-shrink: 0;
}

.history-name {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.3;
}

.history-duration {
    font-size: 13px;
    color: var(--secondary);
    white-space: nowrap;
    font-weight: 500;
}

.history-item-content {
    margin-left: 0;
}

.history-notes {
    margin: 0;
    font-size: 14px;
    color: var(--secondary);
    line-height: 1.5;
}

.history-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 20px 0;
    border-top: 1px solid var(--border);
}

.pagination-btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--entry);
    color: var(--primary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary);
    color: var(--theme);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    font-size: 14px;
    color: var(--secondary);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .dashboard-container {
        padding: 20px;
    }
    
    .dashboard-header h1 {
        font-size: 32px;
    }
    
    .current-tasks-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .task-circle {
        width: 80px;
        height: 80px;
    }
    
    .task-percentage {
        font-size: 16px;
    }
    
    .calendar-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .legend {
        justify-content: flex-start;
        gap: 15px;
    }
    
    .calendar-date {
        min-height: 70px;
    }
    
    .year-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    
    .month-cell {
        padding: 15px;
        min-height: 100px;
    }
    
    .month-name {
        font-size: 14px;
    }
    
    .mini-progress-circle {
        width: 12px;
        height: 12px;
    }
    
    .task-title {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .date-modal-content {
        width: 95%;
        padding: 20px;
    }
    
    .history-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .history-controls {
        width: 100%;
        justify-content: space-between;
    }
    
    .search-input {
        min-width: 150px;
        flex: 1;
    }
    
    .history-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .history-duration {
        align-self: flex-end;
    }
    
    .pagination-info {
        font-size: 12px;
    }
}

@media (max-width: 600px) {
    .current-tasks-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .calendar-cell {
        padding: 8px 4px;
        font-size: 12px;
    }
    
    .date-number {
        font-size: 12px;
    }
    
    .progress-circle {
        width: 14px;
        height: 14px;
    }
    
    .task-card {
        padding: 20px;
    }
    
    .planned-task-item {
        padding: 15px;
    }
    
    .task-number {
        width: 25px;
        height: 25px;
        font-size: 12px;
        margin-right: 15px;
    }
}

/* 暗色主题适配 */
[data-theme="dark"] .task-card {
    box-shadow: 0 2px 8px rgba(255,255,255,0.05);
}

[data-theme="dark"] .task-card:hover {
    box-shadow: 0 4px 16px rgba(255,255,255,0.1);
}

[data-theme="dark"] .date-tooltip {
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

[data-theme="dark"] .priority-high {
    background: rgba(220, 38, 38, 0.2);
    color: #fca5a5;
}

[data-theme="dark"] .priority-medium {
    background: rgba(217, 119, 6, 0.2);
    color: #fcd34d;
}

[data-theme="dark"] .priority-low {
    background: rgba(37, 99, 235, 0.2);
    color: #93c5fd;
}

/* 亮色主题适配 */
[data-theme="light"] .task-card {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

[data-theme="light"] .task-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

/* 动画效果 */
@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-100%) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(-100%) scale(1);
    }
}

@keyframes progressRing {
    from {
        transform: rotate(-90deg);
    }
    to {
        transform: rotate(-90deg);
    }
}

.task-circle-card,
.planned-task-item {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.task-circle-card:nth-child(1) { animation-delay: 0.1s; }
.task-circle-card:nth-child(2) { animation-delay: 0.2s; }
.task-circle-card:nth-child(3) { animation-delay: 0.3s; }
.task-circle-card:nth-child(4) { animation-delay: 0.4s; }

.planned-task-item:nth-child(1) { animation-delay: 0.1s; }
.planned-task-item:nth-child(2) { animation-delay: 0.2s; }
.planned-task-item:nth-child(3) { animation-delay: 0.3s; }
.planned-task-item:nth-child(4) { animation-delay: 0.4s; }