/* 全局基础样式 - 重置和基础设置 */
.max-w-full {
    max-width: 100vw !important;
}

body {
    overflow-x: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    padding-top: 0 !important;
    margin-top: 0 !important;
}

.container {
    max-width: 100% !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
}

main {
    margin-top: 1rem !important;
}


/* 导航栏样式 - 整合所有导航栏相关设置 */
.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    padding: 0.75rem;
    background: var(--navbar-gradient);
}

/* 固定导航栏样式（合并到.navbar相关设置中） */
.navbar.position-fixed {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 9999 !important; 
    width: 100% !important;
    margin: 0 !important;
}

/* 滚动时的导航栏变化 */
body.scrolled .navbar.position-fixed {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* 导航栏占位元素 */
.navbar-placeholder {
    height: 50px !important; 
}

.navbar-brand {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 0.5rem;
}

.navbar-brand span {
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
    font-weight: bold;
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

.navbar-brand:hover span {
    opacity: 0.9;
}

.bi-geo-alt {
    transition: transform 0.3s ease;
    vertical-align: middle;
}

.navbar-brand:hover .bi-geo-alt {
    transform: scale(1.1);
}

.navbar .btn-link {
    padding: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.2s;
    text-decoration: none;
}

.navbar-title {
    font-size: 1.1rem;
    line-height: 1;
    vertical-align: middle;
}


/* 搜索区域样式 */
.search-container {
    width: 100%;
    max-width: 800px;
}

.search-ratio-container {
    display: flex !important;
    height: 52px !important;
    width: 100% !important;
    border-radius: 26px;
    overflow: hidden;
}

.search-ratio-container .relative {
    flex: 7;
}

#searchInput {
    border-radius: 26px 0 0 26px !important;
    padding: 0 16px;
    font-size: 16px;
    height: 100% !important;
    border: none;
}

#searchButton {
    border-radius: 0 26px 26px 0 !important;
    font-size: 16px;
    height: 100% !important;
    flex: 2;
    min-width: 80px;
    border: none;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

#searchInput:focus {
    box-shadow: none !important;
    outline: none;
}


/* 主内容区域样式 */
#mainSearchContainer {
    max-width: 800px !important;
}

.search-results {
    margin-top: 1rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition-normal);
}

.search-results:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.initial-state {
    padding: 1.25rem;
}

.search-result-info {
    margin-top: 1rem;
    font-size: 0.875rem;
    display: none;
}

.search-result-info .text-primary {
    font-weight: 600;
}


/* 下拉菜单样式 */
.dropdown {
    position: relative;
}

.dropdown-menu {
    min-width: 320px;
    max-height: 340px;
    margin-top: 0.25rem;
    border-radius: 0.5rem;
    border: none;
    overflow: hidden;
    padding: 0;
}

.dropdown-menu .d-flex {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dropdown-menu h6 {
    margin-bottom: 0;
    font-size: 0.875rem;
    font-weight: 500;
}

#clearHistory {
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    height: 1.75rem;
    background: transparent;
    border: none;
    border-radius: 0.25rem;
    transition: all 0.2s;
}

#historyList {
    width: 100%;
    padding: 0.25rem;
}

#historyList .text-center {
    font-size: 0.875rem;
    padding: 1.5rem;
}


/* 模态框样式 */
.modal-content {
    transition: var(--transition-normal);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.modal-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 500;
}

.modal-body {
    padding: 1rem;
}

.modal-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}


/* 分页样式 */
.pagination-container {
    margin-top: 1.25rem;
    margin-bottom: 1rem;
    display: none;
    justify-content: center;
}

.pagination {
    margin: 0;
    gap: 0.375rem;
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border-radius: var(--border-radius);
}

.page-item {
    margin: 0;
}

.page-link {
    padding: 0.5rem 1rem;
    min-width: 40px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: calc(var(--border-radius) / 2);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    color: var(--text-color);
    background-color: var(--background-color);
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.page-item:not(.disabled) .page-link:hover {
    background-color: var(--hover-color, #f1f5f9);
    border-color: var(--primary-color, #4e6ef2);
    color: var(--primary-color-dark, #3b5bdb) !important;
    font-weight: 600;
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.page-item.disabled .page-link {
    color: #94a3b8;
    background-color: var(--background-color);
    border-color: var(--border-color-light);
    cursor: not-allowed;
    opacity: 0.85;
}

.page-item:first-child .page-link,
.page-item:last-child .page-link {
    padding-left: 0.875rem;
    padding-right: 0.875rem;
    font-weight: 600;
}


/* 返回顶部按钮样式 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0.8;
    transition: var(--transition-normal);
    padding: 0;
    border: none;
}

.back-to-top:hover {
    opacity: 1;
    transform: translateY(-3px);
}

.back-to-top i {
    font-size: 20px;
}


/* 搜索提示列表样式 */
.list-group {
    border-radius: 0.5rem;
}

.list-group-item {
    border-left: none;
    border-right: none;
}

.list-group-item:first-child {
    border-top: none;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
}

.list-group-item:last-child {
    border-bottom: none;
    border-bottom-left-radius: 0.5rem;
    border-bottom-right-radius: 0.5rem;
}


/* 响应式样式 - 移动优先 */
@media (max-width: 576px) {
    /* 导航栏响应式 */
     .navbar-brand span {
        font-size: 1.1rem; /* 从0.9rem增大到1.1rem */
        font-weight: 700; /* 适当加粗增强可读性 */
    }
    
     .navbar-title {
        font-size: 1.05rem; /* 从1.0rem微调增大 */
    }
    
    .bi-geo-alt {
        font-size: 1.4rem !important; /* 图标同步增大 */
    }
    
    .navbar .ms-auto .btn span {
        display: none;
    }
    
    .navbar .ms-auto .btn i {
        margin: 0;
        font-size: 1.1rem;
    }
    
    /* 搜索框响应式 */
    .search-container {
        padding: 0 10px;
    }
    
    .search-ratio-container {
        height: 46px !important;
    }
    
    #searchButton {
        min-width: 60px !important;
        font-size: 0.9rem !important;
        padding: 0 8px !important;
    }
    
    /* 下拉菜单响应式 */
        /* 精确控制下拉菜单位置，避免贴右 */
    .dropdown-menu {
        min-width: calc(100vw - 34px) !important; /* 精确计算宽度，保留17px左右边距 */
        max-width: calc(100vw - 34px) !important;
        position: fixed !important; /* 使用固定定位避免受父元素影响 */
        left: 17px !important; /* 左侧固定边距 */
        right: 17px !important; /* 右侧固定边距 */
        top: auto !important; /* 自动计算顶部位置 */
        transform: none !important; /* 移除所有位移变换 */
        margin: 0 !important;
        box-sizing: border-box !important; /* 确保宽度计算包含内边距 */
    }
    
    /* 确保下拉菜单不超出屏幕右侧 */
    .dropdown {
        position: static !important; /* 取消父元素相对定位影响 */
    }
    
    /* 进一步优化内容布局 */
    .history-item {
        padding: 10px 16px;
    }
    
    .history-item .history-text {
        padding-right: 32px;
        word-break: break-all; /* 长文本自动换行，避免溢出 */
    }
}
    
    #clearHistory span {
        display: none;
    }
    
    #clearHistory i {
        margin-right: 0;
    }
    
    /* 返回顶部按钮响应式 */
    .back-to-top {
        bottom: 20px;
        right: 20px;
    }
    
    /* 分页响应式 */
    .page-link {
        padding: 0.375rem 0.75rem;
        min-width: 36px;
        font-size: 0.875rem;
        font-weight: 600;
    }
    
    .pagination {
        gap: 0.25rem;
    }
}

@media (max-width: 768px) {
  .search-container {
    width: 100% !important;
    padding: 0 10px;
  }
}