/* 新的仪表盘布局 */
/* 顶部信息卡片区域 */
.dashboard-header {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.info-card {
    background-color: var(--background-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
    overflow: hidden;
    position: relative;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.countdown-card {
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.05), rgba(72, 202, 228, 0.05));
    border-left: 4px solid var(--primary-color);
}

.task-card {
    background: linear-gradient(135deg, rgba(6, 214, 160, 0.05), rgba(6, 214, 160, 0.1));
    border-left: 4px solid var(--success-color);
}

.note-card {
    background: linear-gradient(135deg, rgba(255, 170, 0, 0.05), rgba(255, 170, 0, 0.1));
    border-left: 4px solid var(--warning-color);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.countdown-card .card-icon {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary-color);
}

.task-card .card-icon {
    background-color: rgba(6, 214, 160, 0.1);
    color: var(--success-color);
}

.note-card .card-icon {
    background-color: rgba(255, 170, 0, 0.1);
    color: var(--warning-color);
}

.card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.info-card h3 {
    margin: 0 0 var(--spacing-sm);
    font-size: var(--font-size-medium);
    font-weight: var(--font-weight-bold);
    color: var(--text-color);
}

/* 倒计时样式 */
.countdown-timer {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.countdown-timer span:first-child {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    min-width: 80px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.countdown-timer span:last-child {
    font-size: 1.25rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-color);
}

/* 任务统计样式 */
.task-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.task-count {
    display: flex;
    align-items: center;
    gap: 8px;
}

.task-count span:first-child {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--success-color);
}

.task-count span:last-child {
    font-size: var(--font-size-normal);
    color: var(--text-color);
}

.task-progress {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.progress-container {
    height: 8px;
    background-color: rgba(6, 214, 160, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(to right, var(--success-color), #4CC9F0);
    border-radius: 4px;
    transition: width 0.5s ease;
    color: transparent;
    font-size: 0;
}

.completed-text {
    font-size: var(--font-size-small);
    color: var(--text-light);
}

.completed-text i {
    color: var(--success-color);
}

/* 便签样式 */
.note-content {
    background-color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-normal);
    color: var(--text-color);
    min-height: 50px;
    position: relative;
    border-left: 3px solid var(--warning-color);
}

/* 主要内容区域 */
.dashboard-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* 快速工具区域 */
.quick-tools {
    background-color: var(--background-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
}

.quick-tools h2 {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-medium);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.quick-tools h2 i {
    margin-right: var(--spacing-sm);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.tool-card {
    background-color: white;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.tool-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.tool-card h3 {
    margin: 0;
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-medium);
    color: var(--text-color);
}

.tool-card button {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-small);
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* 内容区域 */
.dashboard-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.widget {
    background-color: var(--background-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.widget:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.widget-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.widget-header h2 {
    margin: 0;
    font-size: var(--font-size-medium);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

.widget-header h2 i {
    margin-right: var(--spacing-sm);
}

.widget-content {
    padding: var(--spacing-md);
}

.view-more {
    font-size: var(--font-size-small);
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: color 0.2s ease;
}

.view-more:hover {
    color: var(--primary-dark);
}

/* 积分排行榜 */
.ranking-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.ranking-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: background-color 0.2s ease;
}

.ranking-item:hover {
    background-color: rgba(67, 97, 238, 0.05);
}

.ranking-name {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.ranking-position {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-bold);
}

.ranking-position.top-1 {
    background-color: #FFD700;
}

.ranking-position.top-2 {
    background-color: #C0C0C0;
}

.ranking-position.top-3 {
    background-color: #CD7F32;
}

.ranking-points {
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
}

/* 学习卡片 */
.knowledge-card {
    flex: 1;
}

.card-nav {
    display: flex;
    gap: 8px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--text-lighter);
    cursor: pointer;
    transition: all 0.2s ease;
}

.dot:hover {
    background-color: var(--primary-light);
}

.dot.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

.card-container {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.study-card {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.study-card.active {
    opacity: 1;
    visibility: visible;
}

.study-card h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-bold);
    color: var(--text-color);
    display: flex;
    align-items: center;
}

.study-card h3 i {
    margin-right: var(--spacing-xs);
    color: var(--primary-color);
}

.daily-english-content, .quote-content, .history-content {
    font-size: var(--font-size-normal);
    line-height: 1.6;
}

.english-sentence {
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-xs);
    color: var(--text-color);
}

.chinese-translation {
    color: var(--text-light);
    font-size: var(--font-size-small);
}

.quote {
    font-style: italic;
    margin-bottom: var(--spacing-xs);
    color: var(--text-color);
    position: relative;
    padding: 0 var(--spacing-sm);
}

.quote::before, .quote::after {
    content: '"';
    color: var(--primary-light);
    font-size: 1.5em;
    line-height: 0;
}

.quote::before {
    position: absolute;
    left: 0;
    top: 0.5em;
}

.quote::after {
    position: absolute;
    right: 0;
    bottom: 0;
}

.author {
    text-align: right;
    font-size: var(--font-size-small);
    color: var(--text-light);
}

.event {
    max-height: 150px;
    overflow-y: auto;
    color: var(--text-color);
    padding-right: var(--spacing-sm);
}

/* 响应式设计 */
@media (max-width: 1100px) {
    .dashboard-header {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .note-card {
        grid-column: span 2;
    }
    
    .dashboard-main {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .dashboard-header {
        grid-template-columns: 1fr;
    }
    
    .note-card {
        grid-column: span 1;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .countdown-timer span:first-child {
        font-size: 1.5rem;
    }
    
    .tool-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .card-container {
        height: 250px;
    }
}

/* 加载动画 */
.loading {
    text-align: center;
    padding: var(--spacing-md);
    color: var(--text-light);
    font-style: italic;
}

/* 仪表盘卡片布局 */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

/* 卡片样式 */
.dashboard-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
    padding: 16px;
    height: 180px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* 卡片标题 */
.dashboard-card h2 {
    font-size: 18px;
    margin: 0 0 12px 0;
    text-align: center;
    font-weight: 600;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}

/* 高考倒计时卡片 */
#countdown-card {
    background-color: rgba(255, 240, 240, 0.8);
    border-left: 4px solid #e63946;
}

#countdown-card h2 {
    color: #e63946;
}

.countdown-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.countdown-number {
    font-size: 72px;
    font-weight: bold;
    color: #e63946;
    line-height: 1;
}

.countdown-label {
    font-size: 18px;
    color: #555;
    margin-top: 8px;
}

/* 每日学习卡片 */
#study-card {
    background-color: rgba(240, 255, 255, 0.8);
    border-left: 4px solid #69b3a2;
}

#study-card h2 {
    color: #69b3a2;
}

.study-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.daily-item {
    margin-bottom: 8px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.daily-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    color: #555;
    font-weight: 500;
}

.nav-arrows {
    display: flex;
    flex-direction: column;
}

.nav-arrows i {
    font-size: 12px;
    color: #999;
    cursor: pointer;
}

.nav-arrows i:hover {
    color: #69b3a2;
}

.daily-content {
    padding-left: 2px;
}

.daily-content p {
    margin: 0 0 4px 0;
    line-height: 1.4;
}

.translation {
    color: #777;
    font-size: 13px;
    font-style: italic;
}

/* 任务便笺卡片 */
#task-card {
    background-color: rgba(245, 255, 245, 0.8);
    border-left: 4px solid #588157;
}

#task-card h2 {
    color: #588157;
}

.task-content {
    flex: 1;
    position: relative;
    overflow: hidden;
    padding-right: 15px;
}

.task-content ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.task-content li {
    padding: 4px 0;
    display: flex;
    align-items: flex-start;
}

.task-content li i {
    color: #588157;
    margin-right: 8px;
    font-size: 14px;
    margin-top: 3px;
}

.scroll-indicators {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
}

.scroll-indicators i {
    font-size: 12px;
    color: #999;
    cursor: pointer;
    padding: 3px 0;
}

.scroll-indicators i:hover {
    color: #588157;
}

/* 积分排行卡片 */
#points-card {
    background-color: rgba(255, 248, 240, 0.8);
    border-left: 4px solid #f4a261;
}

#points-card h2 {
    color: #f4a261;
}

.points-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ranking-item {
    display: flex;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

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

.rank-number {
    width: 24px;
    text-align: center;
    font-weight: bold;
    color: #555;
}

.student-info {
    flex: 1;
    margin-left: 8px;
}

.student-name {
    font-weight: 500;
}

.student-class {
    font-size: 12px;
    color: #777;
    margin-left: 4px;
}

.student-score {
    font-weight: bold;
    color: #f4a261;
    margin: 0 8px;
}

/* 快速工具区域 */
.tools-section {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
    padding: 16px;
}

.tools-section h2 {
    color: #457b9d;
    font-size: 18px;
    margin: 0 0 16px 0;
    text-align: center;
    font-weight: 600;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.tool-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.tool-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 8px;
    color: white;
    font-size: 20px;
}

.tool-name {
    font-size: 14px;
    color: #333;
}

/* 工具图标颜色 */
.red-bg {
    background-color: #e63946;
}

.blue-bg {
    background-color: #457b9d;
}

.green-bg {
    background-color: #2a9d8f;
}

.orange-bg {
    background-color: #f4a261;
}

.purple-bg {
    background-color: #8338ec;
}

.teal-bg {
    background-color: #06d6a0;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .dashboard-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tools-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .dashboard-cards {
        grid-template-columns: 1fr;
    }
    
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .countdown-number {
        font-size: 56px;
    }
}

@media (max-width: 480px) {
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 分贝监测样式 */
#volume-display {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px;
    background-color: #fff;
    color: #333;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.2);
    z-index: 1000;
    min-width: 250px;
    border: 1px solid #eee;
    transition: transform 0.3s;
}

#volume-display:hover {
    transform: scale(1.02);
}

.volume-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    border-bottom: 1px solid #eee;
    padding-bottom: 8px;
}

.volume-value-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.volume-bar-container {
    height: 8px;
    background-color: #f5f5f5;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}

.volume-bar {
    height: 100%;
    width: 0%;
    background-color: #2ecc71;
    transition: width 0.2s, background-color 0.2s;
}

.volume-legend {
    font-size: 12px;
    color: #7f8c8d;
    margin-bottom: 5px;
}

.volume-legend-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3px;
    font-weight: 500;
}

.volume-legend-labels span {
    flex: 1;
    line-height: 1.3;
    padding: 3px 0;
}

.volume-legend-colors {
    display: flex;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.volume-legend-quiet {
    flex: 1;
    background-color: #2ecc71;
}

.volume-legend-normal {
    flex: 1;
    background-color: #f39c12;
}

.volume-legend-loud {
    flex: 1;
    background-color: #e74c3c;
}

/* 噪音警告样式 */
#noise-warning {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #e74c3c;
    color: white;
    padding: 15px 20px;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 90%;
    font-size: 16px;
    font-weight: bold;
}

.warning-icon {
    margin-right: 10px;
    font-size: 24px;
}

@keyframes shake {
    0%, 100% { transform: translateX(-50%); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(calc(-50% - 5px)); }
    20%, 40%, 60%, 80% { transform: translateX(calc(-50% + 5px)); }
}

.shake {
    animation: shake 0.8s ease-in-out;
}

/* 分贝监测操作模态框样式 */
.noise-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2001;
}

.noise-modal-content {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    width: 300px;
    max-width: 90%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.noise-modal-title {
    margin-top: 0;
    color: #333;
    font-size: 18px;
}

.noise-modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.noise-btn {
    padding: 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.noise-btn i {
    margin-right: 8px;
}

.noise-btn-pause {
    background-color: #f39c12;
    color: white;
}

.noise-btn-stop {
    background-color: #e74c3c;
    color: white;
}

.noise-btn-cancel {
    background-color: #f5f5f5;
    color: #333;
    margin-top: 5px;
}