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

body {
  font-family: Arial, Helvetica, sans-serif;
}

.arriva {
  background-color: #11151b;
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 120px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo a{
  background-color: #2563eb;
  color: #ffffff;
  border: none;
  padding: 14px 28px;
  font-size: 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.menu3-button:hover {
  background-color: #1d4ed8;
}

.logo img {
  height: 80px;
}

.menu {
  list-style: none;
  display: flex;
}

.menu > li {
  position: relative;
}

.menu a {
  color: white;
  text-decoration: none;
  padding: 12px 30px;
  display: block;
  white-space: nowrap;
}

.menu p {
    color: #11151b;
}
.submenu {
  list-style: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #1e1e1e;
  min-width: 220px;
  display: none;
}
.submenu p{
  color: rgba(255, 255, 255, 0.832);
  text-decoration: none;
  padding: 12px 10px;
  display: block;
  white-space: nowrap;
}


.dropdown:hover .submenu {
  display: block;
}

.submenu a:hover{
  background: #2a2a2a;
}
/*----------------------------------*/

.menu2 {
  display: flex;
  align-items: center;
  gap: 30px; 
  padding: 20px;
  border: 1px solid #ccc;
  margin-bottom: 20px;
  background-color: #ffffff;
  padding: 40px 250px;
}
        
.menu2texto{
flex: 1; 
}
        
.menu2imagen {
flex-shrink: 0; 
}
        
.menu2imagen img {
max-width: 300px;
height: auto;
display: block;
}
        
.menu2.invertido {
flex-direction: row-reverse; 
}
.menu2 h3{
  color: #ffffff;
}
.menu2 h1{
  color: rgb(0, 0, 0);
}
.menu2 p{
  color: rgb(0, 0, 0);
  line-height: 1.6;
}

/*----------------------------------*/

.menu3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: radial-gradient(circle at left, #12151a, #040c2f);
  padding: 80px;
  color: #ffffff;
  gap: 60px;
}

.menu3-image img {
  width: 420px;
  max-width: 100%;
}

.menu3-content {
  max-width: 600px;
}

.menu3-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 10px;
}

.menu3-subtitle {
  font-size: 18px;
  color: #94a3b8;
  margin-bottom: 25px;
}

.menu3-text {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 25px;
}

.menu3-list {
  margin-bottom: 30px;
  padding-left: 20px;
}

.menu3-list li {
  margin-bottom: 10px;
}

.menu3-button {
  background-color: #2563eb;
  color: #ffffff;
  border: none;
  padding: 14px 28px;
  font-size: 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.menu3-button a{
  background-color: #2563eb;
  color: #ffffff;
  border: none;
  padding: 14px 28px;
  font-size: 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.menu3-button:hover {
  background-color: #1d4ed8;
}
/*----------------------------------*/

.menu4 {
  padding: 80px;
  background-color: #ffffff;
  color: #111827;
}

.menu4-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 60px;
}

.menu4-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 80px;
}

.menu4-item {
  max-width: 500px;
}

.menu4-subtitle {
  font-size: 22px;
  color: #2563eb;
  margin-bottom: 20px;
}

.menu4-divider {
  border: none;
  border-top: 1px solid #9ca3af;
  margin-bottom: 20px;
}

.menu4-text {
  font-size: 16px;
  line-height: 1.7;
  color: #374151;
}