* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    overflow-x: hidden;
}

/* Tab导航 */
.tab-nav {
    display: flex;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 0 30px; /* 加高1.5倍：从20px改为30px */
    position: sticky;
    top: 0;
    z-index: 100;
}

.tab-btn {
    padding: 22.5px 30px; /* 加高1.5倍：从15px改为22.5px */
    border: none;
    background: none;
    cursor: pointer;
    font-size: 16px;
    color: #666;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

.tab-btn:hover {
    color: #1890ff;
    background-color: #f0f8ff;
}

.tab-btn.active {
    color: #1890ff;
    border-bottom-color: #1890ff;
    font-weight: bold;
}

/* 页面容器 */
.page {
    display: none;
    min-height: calc(100vh - 60px);
    padding: 20px;
}

.page.active {
    display: block;
}

.page-header {
    margin-bottom: 20px;
}

.page-header h1 {
    font-size: 24px;
    color: #333;
}

/* 首页 - 俯视图 */
.map-container {
    position: relative;
    width: 100%;
    height: calc(100vh - 120px); /* 减去导航栏和标题的高度 */
    max-height: calc(100vh - 120px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 0;
}

.map-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain; /* 保持宽高比，不拉伸，铺满容器但不超出 */
    object-position: center center;
}

.map-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    pointer-events: none; /* 默认不拦截点击事件 */
    z-index: 10; /* 确保canvas在图片上方 */
}

.map-controls {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 1000;
    display: flex;
    gap: 10px;
}

.btn-annotation, .btn-clear {
    padding: 8px 16px;
    background: #1890ff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.btn-annotation:hover, .btn-clear:hover {
    background: #40a9ff;
}

.btn-clear {
    background: #ff4d4f;
}

.btn-clear:hover {
    background: #ff7875;
}

/* 标注覆盖层 */
.annotation-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: all;
    z-index: 100;
}

.annotation-grid-cell {
    position: absolute;
    border: 1px solid rgba(255, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.01);
    cursor: pointer;
    transition: background 0.2s;
}

.annotation-grid-cell:hover {
    background: rgba(255, 0, 0, 0.2);
    border-color: rgba(255, 0, 0, 0.5);
}

.annotation-grid-cell.has-annotation {
    background: rgba(0, 255, 0, 0.1);
    border-color: rgba(0, 255, 0, 0.3);
}

.annotation-input-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 10000;
    min-width: 300px;
}

.annotation-input-modal h3 {
    margin: 0 0 15px 0;
    font-size: 16px;
    color: #333;
}

.annotation-input-modal input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    box-sizing: border-box;
    margin-bottom: 15px;
}

.annotation-input-modal .btn-group {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.annotation-input-modal button {
    padding: 6px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.annotation-input-modal .btn-save {
    background: #1890ff;
    color: white;
}

.annotation-input-modal .btn-cancel {
    background: #f5f5f5;
    color: #333;
}

/* 价格页 - 筛选器 */
.filters-container {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-size: 14px;
    color: #666;
    white-space: nowrap;
}

/* 自定义多选下拉框样式 */
.custom-multiselect {
    position: relative;
    min-width: 150px;
    width: 200px;
}

.multiselect-display {
    min-height: 32px;
    padding: 6px 30px 6px 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
    cursor: pointer;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    align-items: center;
    max-height: 64px; /* 最多2行 */
    overflow-y: auto;
    box-sizing: border-box;
}

.multiselect-display:after {
    content: '▼';
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    font-size: 10px;
    pointer-events: none;
}

.multiselect-display .placeholder {
    color: #999;
    font-size: 14px;
}

.multiselect-display .selected-tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 6px;
    background: #e6f7ff;
    border: 1px solid #91d5ff;
    border-radius: 3px;
    font-size: 12px;
    color: #1890ff;
    white-space: nowrap;
}

.multiselect-display .selected-tag .remove {
    margin-left: 4px;
    cursor: pointer;
    color: #1890ff;
    font-weight: bold;
    font-size: 14px;
    line-height: 1;
}

.multiselect-display .selected-tag .remove:hover {
    color: #0050b3;
}

.multiselect-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
}

.multiselect-options {
    padding: 4px 0;
}

.multiselect-option {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}

.multiselect-option:hover {
    background: #f5f5f5;
}

.multiselect-option.selected {
    background: #e6f7ff;
    color: #1890ff;
}

.multiselect-option.selected:before {
    content: '✓ ';
    margin-right: 4px;
}

.filter-group select,
.filter-group input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

/* 分数筛选器置灰样式 */
.filter-group select.disabled,
.filter-group select:disabled {
    background-color: #f5f5f5;
    color: #999;
    cursor: not-allowed;
    opacity: 0.6;
}

.filter-group select.disabled:hover {
    background-color: #f5f5f5;
}

.filter-group input[type="number"] {
    width: 100px;
}

/* 按钮 */
.btn-primary,
.btn-secondary {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background-color: #1890ff;
    color: #fff;
}

.btn-primary:hover {
    background-color: #40a9ff;
}

.btn-secondary {
    background-color: #52c41a;
    color: #fff;
}

.btn-secondary:hover {
    background-color: #73d13d;
}

/* 房源列表 */
.houses-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(600px, 1fr)); /* 宽度加倍：从300px改为600px */
    gap: 20px;
    margin-bottom: 20px;
}

.house-card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden; /* 防止内容溢出 */
    word-wrap: break-word; /* 允许长文本换行 */
}

.house-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.house-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #1890ff;
}

.house-info {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr; /* 改为3列以展示更多信息 */
    gap: 8px;
    font-size: 14px;
    color: #666;
    padding-right: 15px; /* 增加右侧内边距，让整个信息区域离右侧更远 */
    box-sizing: border-box; /* 确保padding包含在宽度内 */
    width: 100%; /* 确保不超出父容器 */
}

.house-info-item {
    display: flex;
    justify-content: space-between;
    gap: 20px; /* 调整间距，避免溢出 */
    padding: 4px 0; /* 增加垂直间距 */
    min-width: 0; /* 允许flex项目缩小 */
    box-sizing: border-box;
}

.house-info-label {
    color: #999;
    flex: 0 0 auto; /* 不放大，不缩小，根据内容自适应 */
    min-width: 70px; /* 减少最小宽度，避免溢出 */
    max-width: 120px; /* 限制最大宽度 */
    word-wrap: break-word; /* 允许换行 */
}

.house-info-value {
    font-weight: 500;
    color: #333;
    text-align: right; /* 右对齐 */
    flex: 1 1 auto; /* 允许放大和缩小 */
    min-width: 0; /* 允许缩小到0 */
    padding-right: 10px; /* 增加右侧内边距，让值离右侧更远 */
    word-wrap: break-word; /* 允许长文本换行 */
    overflow-wrap: break-word; /* 确保长单词也能换行 */
}

.house-score {
    margin-top: 10px;
    padding: 8px;
    background: #f0f8ff;
    border-radius: 4px;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    color: #1890ff;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}

.pagination button {
    padding: 8px 16px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background-color: #f0f8ff;
    border-color: #1890ff;
}

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

.pagination .page-info {
    padding: 8px 16px;
    color: #666;
}

/* 期望值页面 */
.expectation-container {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

.expectation-item {
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.expectation-item label {
    min-width: 150px;
    font-size: 16px;
    color: #333;
}

.weight-slider {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
    -webkit-appearance: none;
}

.weight-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #6c757d;
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    margin-top: -7px; /* 居中对齐，滑块高度6px，游标高度20px，需要向上偏移(20-6)/2=7px */
}

.weight-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #6c757d;
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.weight-slider::-webkit-slider-runnable-track {
    background: #e0e0e0;
    height: 6px;
    border-radius: 3px;
}

.weight-slider::-moz-range-track {
    background: #e0e0e0;
    height: 6px;
    border-radius: 3px;
}

.weight-value {
    min-width: 30px;
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    color: #1890ff;
}

/* 弹窗 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    overflow: auto;
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 30px;
    border-radius: 8px;
    width: 90%;
    max-width: 1000px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: #999;
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: #333;
}

.modal-houses-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.modal-house-card {
    background: #f5f5f5;
    padding: 15px;
    border-radius: 6px;
    font-size: 14px;
}

/* 横屏适配 */
@media (orientation: landscape) {
    .page {
        padding: 15px;
    }
    
    .filters-container {
        padding: 15px;
    }
    
    .houses-list {
        grid-template-columns: repeat(auto-fill, minmax(560px, 1fr)); /* 宽度加倍：从280px改为560px */
    }
}

/* 加载状态 */
.loading {
    text-align: center;
    padding: 40px;
    color: #999;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.empty-state::before {
    content: "📋";
    font-size: 48px;
    display: block;
    margin-bottom: 20px;
}

/* 新手引导 */
#new-user-guide {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.guide-content {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    max-width: 500px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.guide-content h3 {
    margin-bottom: 15px;
    color: #1890ff;
    font-size: 20px;
}

.guide-content p {
    margin-bottom: 20px;
    color: #666;
    line-height: 1.6;
}

.guide-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* 期望值页面排序选择 */
.sort-select {
    padding: 6px 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    margin-left: 10px;
    min-width: 150px;
}

.expectation-item {
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.expectation-item label {
    min-width: 200px;
    font-size: 16px;
    color: #333;
}

.expectation-item.full-width {
    flex-direction: column;
    align-items: flex-start;
}

.expectation-item.full-width label {
    min-width: auto;
    width: 100%;
    margin-bottom: 10px;
}

.expectation-explanation {
    margin-top: 40px;
    padding: 20px;
    background: #f5f5f5;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.8;
    color: #666;
}

.expectation-explanation h4 {
    margin-bottom: 15px;
    color: #333;
    font-size: 16px;
}

.expectation-explanation p {
    margin-bottom: 10px;
}

/* 排序滑块容器 */
.sort-sliders-container {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding: 15px;
    background: #f5f5f5;
    border-radius: 8px;
    margin-top: 10px;
}

.sort-slider-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    background: #fff;
    border: 2px solid #ddd;
    border-radius: 6px;
    cursor: move;
    user-select: none;
    transition: all 0.3s;
    position: relative;
}

.sort-slider-item:hover {
    border-color: #1890ff;
    box-shadow: 0 2px 8px rgba(24, 144, 255, 0.2);
}

.sort-slider-item.dragging {
    opacity: 0.5;
    border-color: #1890ff;
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.4);
}

.sort-slider-item .sort-label {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

.sort-slider-item .sort-score {
    font-size: 12px;
    color: #1890ff;
    font-weight: bold;
    min-width: 40px;
    text-align: right;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Toast提示样式 */
.toast-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #fff;
    padding: 12px 20px;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 5000;
    display: flex;
    align-items: center;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    font-size: 14px;
    color: #333;
    border-left: 4px solid #52c41a;
}

.toast-message.show {
    opacity: 1;
    transform: translateX(0);
}

/* 梯度表样式 */
.gradient-table {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 10px;
    padding: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background-color: #fafafa;
}

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

.tier-header {
    font-weight: 600;
    font-size: 14px;
    color: #333;
    padding: 6px 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 6px;
    text-align: center;
}

.gradient-tier:nth-child(2) .tier-header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.gradient-tier:nth-child(3) .tier-header {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.tier-content {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-height: 50px;
    padding: 10px;
    background: white;
    border-radius: 6px;
    border: 2px dashed #e0e0e0;
}

.gradient-card {
    background: #f0f0f0;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: grab;
    user-select: none;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #333;
    border: 2px solid transparent;
    position: relative;
}

.gradient-card:hover {
    background: #e0e0e0;
    border-color: #1890ff;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(24, 144, 255, 0.2);
}

.gradient-card.dragging {
    opacity: 0.5;
    border-color: #1890ff;
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.4);
    cursor: grabbing;
}

.card-label {
    font-weight: 500;
}

.card-remove {
    background: #ff4d4f;
    color: white;
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: all 0.2s;
}

.card-remove:hover {
    background: #ff7875;
    transform: scale(1.1);
}

.add-room-input {
    width: 100%;
    padding: 8px;
    background: #f9f9f9;
    border-radius: 6px;
    border: 1px dashed #d9d9d9;
}