/**
 * 后台管理样式
 * 字体大小：13px
 */

/* 后台容器 */
.admin-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px;
}

/* 后台头部 */
.admin-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    gap: 10px;
}

.admin-header h4 {
    margin: 0;
    font-size: 16px;
    color: #333;
}

.admin-header-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* 后台卡片 */
.admin-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 15px;
    margin-bottom: 15px;
}

.admin-card h5 {
    margin: 0 0 15px 0;
    font-size: 14px;
    color: #333;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

/* 后台表单 */
.admin-form {
    margin-top: 15px;
}

.admin-form-row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px;
}

.admin-form-col {
    padding: 0 10px;
    margin-bottom: 15px;
}

.admin-form-col label {
    display: block;
    margin-bottom: 5px;
    font-size: 13px;
    color: #555;
}

.admin-form-actions {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

/* 后台表格 */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.admin-table th {
    background-color: #f8f9fa;
    padding: 10px;
    text-align: left;
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
}

.admin-table td {
    padding: 10px;
    border-bottom: 1px solid #dee2e6;
}

.admin-table tr:hover {
    background-color: #f5f5f5;
}

/* 后台按钮组 */
.admin-btn-group {
    display: flex;
    gap: 5px;
}

/* 登录页面 */
.login-container {
    max-width: 400px;
    margin: 50px auto;
}

.login-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 25px;
}

.login-title {
    text-align: center;
    margin-bottom: 20px;
    font-size: 16px;
    color: #333;
}

.login-form .form-group {
    margin-bottom: 15px;
}

.login-form label {
    display: block;
    margin-bottom: 5px;
    font-size: 13px;
}

/* 响应式 */
@media (max-width: 768px) {
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .admin-header-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .admin-form-col {
        width: 100%;
    }
}