/* 工具栏按钮美化 */
.btn-group button {
    margin-bottom: 5px;
}

/* 加载完成消息样式优化 */
#statusMessage {
    padding: 8px 12px;
    border-radius: 4px;
    margin-bottom: 10px;
}

/* 图例信息面板样式 - 移动到右下角并设置透明背景 */
.info-panel {
    position: absolute;
    bottom: 10px;
    right: 10px;
    transform: none;
    background-color: transparent;
    padding: 15px;
    border-radius: 5px;
    box-shadow: none;
    z-index: 100;
    width: 200px;
    cursor: move;
}

.info-panel h3 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 14px;
    color: #fff;
    text-align: center;
}

.legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #fff;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 2px;
}

.route-color {
    background-color: #e91212f1;
}

.point-color {
    background-color: #eec00796;
}

.start-color {
    background-color: #52c41a;
}

.end-color {
    background-color: #faad14;
}

/* 页面底部横向时间轴样式 */
.bottom-timeline-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: transparent;
    padding: 20px;
    text-align: center;
    z-index: 1000;
}

.bottom-timeline-container h3 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #333;
}

.horizontal-timeline {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin: 10px 0;
    padding: 10px 0;
}

.timeline-line {
    position: absolute;
    top: 50%;
    left: 30%;
    right: 30%;
    height: 3px;
    background-color: #ddd;
    z-index: 1;
    transform: translateY(-50%);
}

.horizontal-timeline-item {
    position: relative;
    padding: 8px 18px;
    background-color: white;
    border: 2px solid #ddd;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    z-index: 2;
}

.horizontal-timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-color: #1890ff;
}

.horizontal-timeline-item.active {
    background-color: #1890ff;
    color: white;
    border-color: #1890ff;
    box-shadow: 0 5px 15px rgba(24, 144, 255, 0.3);
}

/* 适配移动端 */
@media (max-width: 768px) {
    .horizontal-timeline {
        gap: 15px;
        flex-wrap: wrap;
        padding: 0 10px;
    }
    
    .horizontal-timeline-item {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    /* 调整面板位置和大小 */
    .events-modal {
        top: 80px;
        left: 10px;
        right: 10px;
        width: auto;
    }
    
    .events-modal-content {
        width: 100%;
        max-height: 250px;
    }
    
    .stats {
        top: 350px;
        left: 10px;
        right: 10px;
        width: auto;
        max-height: 200px;
    }
    
    .cities-container {
        top: 80px;
        right: 10px;
        left: 10px;
        width: auto;
        max-height: 250px;
    }
    
    .info-panel {
        bottom: 10px;
        right: 10px;
        left: 10px;
        width: auto;
        max-width: 180px;
        padding: 10px;
    }
    
    .info-panel h3 {
        font-size: 12px;
    }
    
    .legend-item {
        font-size: 10px;
    }
    
    /* 调整统计信息网格 */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .stat-value {
        font-size: 14px;
    }
    
    .stat-label {
        font-size: 10px;
    }
    
    /* 调整标题栏 */
    .header {
        padding: 15px;
        margin-top: 60px;
    }
    
    .header h1 {
        font-size: 18px;
    }
    
    .header p {
        font-size: 13px;
    }
    
    /* 调整导航按钮 */
    .header-nav-buttons {
        position: relative;
        top: auto;
        right: auto;
        margin-top: 15px;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .header-nav-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    /* 调整搜索容器 */
    .search-container {
        margin-bottom: 15px;
    }
    
    #city-search {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
        display: block;
        padding: 8px 12px;
        font-size: 14px;
    }
    
    /* 调整城市列表 */
    .cities-list {
        padding: 10px;
        max-height: 200px;
    }
    
    .cities-container h2 {
        font-size: 16px;
        padding: 10px;
    }
    
    /* 调整历史事件弹窗 */
    .events-modal-header {
        padding: 15px;
    }
    
    .events-modal-title {
        font-size: 16px;
    }
    
    .events-modal-body {
        padding: 15px;
    }
    
    .event-item {
        padding: 10px;
    }
    
    .event-year {
        font-size: 14px;
    }
    
    .event-content {
        font-size: 12px;
    }
    
    /* 调整城市信息窗口 */
    .city-info-window {
        padding: 10px;
        max-width: 280px;
    }
    
    .city-info-window h3 {
        font-size: 16px;
    }
    
    .city-info-window p {
        font-size: 13px;
    }
    
    /* 调整关闭按钮 */
    .close-btn {
        width: 25px;
        height: 25px;
        font-size: 20px;
    }
    
    .close-events-modal-btn {
        width: 30px;
        height: 30px;
        font-size: 20px;
    }
    
    /* 调整地图控件 */
    .amap-toolbar {
        position: absolute;
        bottom: 60px !important;
        left: 10px !important;
    }
    
    .amap-scale {
        position: absolute;
        bottom: 20px !important;
        left: 10px !important;
    }
}

/* 适配平板设备 */
@media (min-width: 769px) and (max-width: 1024px) {
    .events-modal-content {
        width: clamp(250px, 30vw, 350px);
    }
    
    .stats {
        width: clamp(250px, 30vw, 350px);
    }
    
    .cities-container {
        width: clamp(250px, 30vw, 350px);
    }
}

/* 适配大屏设备 */
@media (min-width: 1025px) {
    .events-modal-content {
        width: clamp(300px, 25vw, 400px);
    }
    
    .stats {
        width: clamp(300px, 25vw, 400px);
    }
    
    .cities-container {
        width: clamp(300px, 25vw, 400px);
    }
}

/* 底部时间轴容器样式 */
.bottom-timeline-container h3 {
    color: #fff;
    text-align: center;
    margin-bottom: 20px;
}

/* 历史事件弹窗样式 */
.events-modal {
    position: fixed;
    top: 250px;
    left: 20px;
    width: auto;
    height: auto;
    background-color: transparent;
    z-index: 2000;
}

.events-modal-content {
    background-color: #6B4226; /* 深棕色背景 */
    border-radius: 10px;
    width: clamp(280px, 22vw, 380px);
    min-height: 200px;
    max-height: clamp(200px, 25vh, 280px);
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    border: 2px solid rgba(210, 180, 140, 0.8);
}

/* 统计信息面板样式 */
.stats {
    position: fixed;
    top: 470px;
    left: 20px;
    width: clamp(280px, 22vw, 380px);
    min-height: 220px;
    max-height: clamp(220px, 30vh, 300px);
    background-color: #6B4226;
    border-radius: 10px;
    padding: 15px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    border: 2px solid rgba(210, 180, 140, 0.8);
    z-index: 1900;
    overflow: auto;
}

/* 城市列表样式 */
.cities-container {
    position: fixed;
    top: 250px;
    right: 20px;
    width: clamp(280px, 20vw, 350px);
    min-height: 280px;
    max-height: clamp(280px, 45vh, 400px);
    background-color: #6B4226;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    border: 2px solid rgba(210, 180, 140, 0.8);
    z-index: 1800;
    overflow: hidden;
}

/* 图例信息面板样式调整 */
.info-panel {
    position: fixed;
    bottom: 10px;
    right: 10px;
    transform: none;
    background-color: transparent;
    padding: 15px;
    border-radius: 5px;
    box-shadow: none;
    z-index: 1700;
    width: 200px;
    cursor: move;
}

/* 导航栏和标题栏样式调整 */
.header {
    position: relative;
    z-index: 2100;
    background-color: rgba(107, 66, 38, 0.9);
    padding: 20px;
    border-bottom: 2px solid rgba(210, 180, 140, 0.8);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    margin-top: 80px;
}

.header h1 {
    color: #D4AF37;
    font-family: 'SimSun', serif;
    margin-bottom: 10px;
}

.header p {
    color: #F5F5DC;
    max-width: 800px;
}

.header-nav-buttons {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
}

.header-nav-btn {
    background-color: rgba(210, 180, 140, 0.2);
    color: #F5F5DC;
    padding: 8px 16px;
    border-radius: 5px;
    text-decoration: none;
    border: 1px solid rgba(210, 180, 140, 0.8);
    transition: all 0.3s ease;
}

.header-nav-btn:hover {
    background-color: rgba(210, 180, 140, 0.3);
    color: #D4AF37;
}

.cities-container h2 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    color: #D4AF37;
    font-family: 'SimSun', serif;
    padding: 10px 20px;
    border-bottom: 1px solid #a0522d;
}

.cities-list {
    padding: 10px 20px;
    max-height: 300px;
    overflow-y: auto;
    color: #F5F5DC;
}

.cities-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cities-list li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(210, 180, 140, 0.3);
}

.cities-list li:last-child {
    border-bottom: none;
}

.cities-list li strong {
    color: #D4AF37;
}

.coordinates {
    font-size: 12px;
    color: #d2b48c;
    margin-left: 10px;
}

/* 关闭按钮样式 */
.close-btn {
    background: none;
    border: 1px solid rgba(210, 180, 140, 0.8);
    font-size: 24px;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    transition: background-color 0.3s ease;
    color: #F5F5DC;
}

.close-btn:hover {
    background-color: rgba(210, 180, 140, 0.2);
    color: #D4AF37;
}

/* 统计信息网格样式 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 15px;
}

.stat-item {
    text-align: center;
    padding: 10px;
    background-color: rgba(139, 90, 43, 0.3);
    border-radius: 5px;
    border: 1px solid rgba(210, 180, 140, 0.5);
}

.stat-value {
    font-size: 16px;
    font-weight: bold;
    color: #D4AF37;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: #F5F5DC;
}

/* 缩放句柄样式 */
.resize-handle {
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 15px;
    height: 15px;
    background-color: #D4AF37;
    border-radius: 3px;
    cursor: nwse-resize;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.resize-handle:hover {
    opacity: 1;
}

.events-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #a0522d;
}

.events-modal-title {
    margin: 0;
    font-size: 20px;
    color: #D4AF37; /* 古金色字体 */
    font-family: 'SimSun', serif;
}

.close-events-modal-btn {
    background: none;
    border: 1px solid rgba(210, 180, 140, 0.8);
    font-size: 24px;
    cursor: pointer;
    width: 35px;
    height: 35px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    transition: background-color 0.3s ease;
    color: #F5F5DC; /* 米色字体 */
}

.close-events-modal-btn:hover {
    background-color: rgba(210, 180, 140, 0.2);
    color: #D4AF37;
}

.events-modal-body {
    padding: 20px;
    overflow-y: auto;
    flex-grow: 1;
    color: #fff; /* 白色字体 */
}

.events-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.event-item {
    padding: 15px;
    border: 1px solid rgba(210, 180, 140, 0.5);
    border-radius: 8px;
    background-color: rgba(139, 90, 43, 0.3);
    color: #F5F5DC; /* 米色字体 */
}

.event-year {
    font-size: 16px;
    font-weight: bold;
    color: #D4AF37; /* 古金色字体 */
    margin-bottom: 8px;
}

.event-content {
    font-size: 14px;
    line-height: 1.5;
    color: #F5F5DC; /* 米色字体 */
}

/* 空事件提示样式 */
.empty-events {
    text-align: center;
    color: #fff;
    font-size: 16px;
    padding: 20px;
}

/* 统计信息面板标题区域样式 */
.stats-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 隐藏元素 */
.hidden-element {
    visibility: hidden;
}

/* 城市列表标题区域样式 */
.cities-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 标记标签样式 */
.marker-label {
    background-color: rgba(139, 69, 19, 0.8);
    color: #F5F5DC;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid rgba(245, 214, 155, 0.5);
}

/* 城市信息窗口样式 */
.city-info-window {
    padding: 15px;
    background-color: #f5e6d3;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(139, 69, 19, 0.3);
    border: 2px solid #8B4513;
}

.city-info-window h3 {
    margin: 0 0 10px 0;
    color: #8B4513;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    border-bottom: 1px solid #d2b48c;
    padding-bottom: 5px;
}

.city-info-window p {
    margin: 8px 0;
    font-size: 15px;
    color: #5d4037;
}

/* API密钥链接样式 */
.api-key-link {
    color: #007bff;
    text-decoration: underline;
}

/* 分享功能样式 */
.share-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.share-btn {
    background-color: #8B4513;
    color: #F5F5DC;
    border: none;
    padding: 10px 15px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(139, 69, 19, 0.3);
    transition: all 0.3s ease;
}

.share-btn:hover {
    background-color: #A0522D;
    transform: translateY(-2px);
}

.share-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    display: none;
}

.share-modal-content {
    background-color: #F5F5DC;
    border-radius: 10px;
    padding: 20px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.share-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #D2B48C;
}

.share-modal-header h3 {
    margin: 0;
    color: #8B4513;
}

.close-share-modal {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #8B4513;
}

.share-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.share-option {
    background-color: #FFFFFF;
    border: 1px solid #D2B48C;
    border-radius: 8px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.share-option:hover {
    background-color: #F0E6D2;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(139, 69, 19, 0.2);
}

.share-option.wechat {
    color: #07C160;
}

.share-option.qq {
    color: #12B7F5;
}

.share-option.douyin {
    color: #FE2C55;
}

.share-option.xiaohongshu {
    color: #FE2C55;
}

.share-url {
    display: flex;
    gap: 10px;
}

.share-url input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid #D2B48C;
    border-radius: 4px;
    font-size: 14px;
}

.share-url button {
    background-color: #8B4513;
    color: #F5F5DC;
    border: none;
    padding: 0 15px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.share-url button:hover {
    background-color: #A0522D;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .share-container {
        bottom: 10px;
        right: 10px;
    }
    
    .share-btn {
        padding: 8px 12px;
        font-size: 14px;
    }
    
    .share-modal-content {
        width: 95%;
        padding: 15px;
    }
    
    .share-options {
        grid-template-columns: 1fr;
    }
    
    .share-url {
        flex-direction: column;
    }
}