/* 京推推风格的简洁布局样式 */
:root {
    --primary-color: #666;
    --primary-hover: #e55a00;
    --text-color: #666;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border-color: #e5e5e5;
    --bg-color: #ffffff;
    --bg-gray: #f5f5f5;
    --shadow-light: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-medium: 0 2px 8px rgba(0,0,0,0.15);
    --border-radius: 4px;
    --transition: all 0.2s ease;
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", "微软雅黑", "Helvetica Neue", Helvetica, Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-color);
    background-color: var(--bg-gray);
    margin: 0;
    padding: 0;
    font-size: 14px;
}

.wrap {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 顶部导航栏 - 京推推风格 */
.navbar {
    border: none !important;
    border-bottom: 1px solid var(--border-color) !important;
    margin-bottom: 0 !important;
    min-height: 50px;
    padding: 0;
}

.navbar-header {
    padding: 0;
}

.navbar-brand {
    font-weight: bold !important;
    font-size: 18px !important;
    color: var(--primary-color) !important;
    text-decoration: none;
    padding: 15px 15px !important;
    margin: 0 !important;
    height: 50px;
    line-height: 20px;
    display: flex;
    align-items: center;
    gap: 5px;
    padding-left: 0 !important;
}

.navbar-brand:hover,
.navbar-brand:focus {
    color: var(--primary-hover) !important;
    text-decoration: none;
}

.navbar-brand i {
    font-size: 16px;
}

/* 导航菜单 */
.navbar-nav {
    margin: 0;
}

.navbar-nav > li {
    float: left;
}

.navbar-nav > li > a {
    color: var(--text-color) !important;
    font-weight: normal !important;
    padding: 15px 12px !important;
    margin: 0;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
    height: 50px;
    line-height: 20px;
    font-size: 14px;
}

.navbar-nav > li > a:hover,
.navbar-nav > li > a:focus {
    color: var(--primary-color) !important;
    background: rgba(255, 102, 0, 0.05) !important;
}

.navbar-nav > li > a i {
    font-size: 14px;
}

/* 响应式导航切换按钮 */
.navbar-toggle {
    border: 1px solid var(--border-color);
    background: transparent;
    padding: 4px 6px;
    margin-top: 8px;
    margin-bottom: 8px;
    margin-right: 15px;
    border-radius: var(--border-radius);
}

.navbar-toggle:hover,
.navbar-toggle:focus {
    background: var(--bg-gray);
}

.navbar-toggle .icon-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-color);
    border-radius: 1px;
    margin: 4px 0;
}

/* 主容器 */
.container {
    flex: 1;
}

/* 面包屑导航 */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 15px;
    border-radius: 0;
    font-size: 12px;
}

.breadcrumb > li {
    color: var(--text-muted);
}

.breadcrumb > li + li:before {
    content: ">";
    color: var(--text-muted);
    padding: 0 5px;
}

.breadcrumb > .active {
    color: var(--text-color);
}

.breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* 警告框 */
.alert {
    border: 1px solid;
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    padding: 10px 15px;
    font-size: 14px;
}

.alert-success {
    background: #dff0d8;
    border-color: #d6e9c6;
    color: #3c763d;
}

.alert-danger {
    background: #f2dede;
    border-color: #ebccd1;
    color: #a94442;
}

.alert-warning {
    background: #fcf8e3;
    border-color: #faebcc;
    color: #8a6d3b;
}

.alert-info {
    background: #d9edf7;
    border-color: #bce8f1;
    color: #31708f;
}

.alert-dismissible .close {
    position: absolute;
    top: 10px;
    right: 15px;
    color: inherit;
    opacity: 0.5;
    font-size: 18px;
    font-weight: bold;
    line-height: 1;
    text-shadow: none;
    background: none;
    border: none;
    cursor: pointer;
}

.alert-dismissible .close:hover {
    opacity: 0.8;
}

/* 按钮样式 */
.btn {
    border-radius: var(--border-radius);
    font-weight: normal;
    padding: 6px 12px;
    transition: var(--transition);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    font-size: 14px;
    line-height: 1.4;
}

.btn:hover {
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    color: white;
}

.btn-link {
    background: transparent;
    border-color: transparent;
    color: var(--text-secondary);
    padding: 4px 8px;
    font-size: 12px;
}

.btn-link:hover {
    color: var(--primary-color);
    background: transparent;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        margin: 0;
        padding: 0;
        border-radius: 0;

        > .navbar-header {
            margin-left: 10px;
            margin-right: 5px;

            > .navbar-toggle {
                margin-right: 5px;
            }
        }

        > .breadcrumb {
            margin-bottom: 5px;
        }

        .filter-bar {
            margin-bottom: 0;
        }
        .stats-bar {
            display: none;
        }
        .product-info {
            padding: 5px;
        }
    }


    .wrap {
        > .container {
            padding: 55px 5px 20px;
        }
    }
    .navbar-brand {
        font-size: 16px !important;
    }
    
    .navbar-nav {
        margin-top: 0;
    }
    
    .navbar-nav > li {
        float: none;
    }
    
    .navbar-nav > li > a {
        padding: 10px 15px !important;
        height: auto;
    }
    
    .footer .container {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
    .footer {
        padding: 10px 10px;
    }
}

/* 表格样式 */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 15px;
}

.table th,
.table td {
    padding: 8px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.table th {
    background: var(--bg-gray);
    font-weight: bold;
}

/* 表单样式 */
.form-control {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 6px 12px;
    font-size: 14px;
    line-height: 1.4;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 102, 0, 0.2);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.pagination > li > a,
.pagination > li > span {
    padding: 6px 12px;
    margin: 0 2px;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    text-decoration: none;
    border-radius: var(--border-radius);
}

.pagination > li > a:hover {
    background: var(--bg-gray);
    color: var(--primary-color);
}

.pagination > .active > a,
.pagination > .active > span {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}