/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

/* 容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #ff3333;
    color: #fff;
    padding: 20px 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header h1 {
    font-size: 24px;
    margin-bottom: 10px;
}

.header nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

.header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.header nav ul li a:hover {
    text-decoration: underline;
}

/* 主内容样式 */
.main {
    padding: 20px 0;
    min-height: 600px;
}

/* 卡片样式 */
.card {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.card h2 {
    color: #ff3333;
    margin-bottom: 15px;
    font-size: 20px;
}

.card h3 {
    color: #666;
    margin-bottom: 10px;
    font-size: 16px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 8px 16px;
    background-color: #ff3333;
    color: #fff;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #ff0000;
}

.btn-secondary {
    background-color: #666;
}

.btn-secondary:hover {
    background-color: #333;
}

/* 表单样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ff3333;
}

/* 列表样式 */
.list {
    list-style: none;
}

.list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

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

/* 表格样式 */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

.table th,
.table td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.table th {
    background-color: #f9f9f9;
    font-weight: bold;
}

/* 地图容器样式 */
#mapContainer {
    width: 100%;
    height: 600px;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 20px;
}

/* 地区选择器样式 */
#regionSelector {
    margin-bottom: 20px;
}

#regionSelector select {
    margin-right: 10px;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

/* 搜索结果样式 */
#searchResult {
    margin-top: 20px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 4px;
}

/* 页脚样式 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    margin-top: 40px;
}

.footer p {
    margin-bottom: 10px;
}

.footer a {
    color: #ff3333;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    .header h1 {
        font-size: 20px;
    }
    
    .main {
        padding: 10px 0;
    }
    
    .card {
        padding: 15px;
    }
    
    .card h2 {
        font-size: 18px;
    }
    
    #mapContainer {
        height: 400px;
    }
    
    #regionSelector select {
        display: block;
        margin-bottom: 10px;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .header {
        padding: 15px 0;
    }
    
    .header h1 {
        font-size: 18px;
    }
    
    .card h2 {
        font-size: 16px;
    }
    
    #mapContainer {
        height: 300px;
    }
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #ff3333;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 错误信息样式 */
.error {
    color: #ff3333;
    background-color: #ffe6e6;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
}

/* 成功信息样式 */
.success {
    color: #00cc00;
    background-color: #e6ffe6;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
}

/* 导航栏样式 */
.navbar {
    background-color: #ff3333;
    color: #fff;
    padding: 10px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
}

.navbar-nav {
    list-style: none;
    display: flex;
    gap: 15px;
}

.navbar-nav li a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
}

.navbar-nav li a:hover {
    text-decoration: underline;
}

/* 响应式导航栏 */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .navbar-nav {
        margin-top: 10px;
        flex-direction: column;
        gap: 8px;
    }
}

/* 房产列表样式 */
.property-list {
    list-style: none;
}

.property-list li {
    padding: 15px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
}

.property-list li:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.property-list li a {
    text-decoration: none;
    color: #333;
}

.property-list li h3 {
    color: #ff3333;
    margin-bottom: 5px;
}

.property-list li p {
    margin-bottom: 5px;
    font-size: 14px;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.pagination ul {
    list-style: none;
    display: flex;
    gap: 10px;
}

.pagination ul li a {
    display: inline-block;
    padding: 8px 12px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
}

.pagination ul li a:hover {
    background-color: #f9f9f9;
}

.pagination ul li.active a {
    background-color: #ff3333;
    color: #fff;
    border-color: #ff3333;
}

/* 侧边栏样式 */
.sidebar {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.sidebar h3 {
    color: #ff3333;
    margin-bottom: 15px;
    font-size: 16px;
}

.sidebar ul {
    list-style: none;
}

.sidebar ul li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.sidebar ul li:last-child {
    border-bottom: none;
}

.sidebar ul li a {
    text-decoration: none;
    color: #333;
}

.sidebar ul li a:hover {
    color: #ff3333;
}

/* 响应式布局 */
@media (min-width: 768px) {
    .row {
        display: flex;
        gap: 20px;
    }
    
    .col-md-8 {
        flex: 8;
    }
    
    .col-md-4 {
        flex: 4;
    }
}

@media (max-width: 767px) {
    .row {
        flex-direction: column;
    }
}