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

body {
    font-family: Century, sans-serif; 
    line-height: 1.6;
    color: #333;
    background: #2A7B9B;
    background: linear-gradient(90deg, rgba(42, 123, 155, 1) 0%, rgba(87, 199, 133, 1) 50%, rgba(237, 221, 83, 1) 100%);
}

.contenedor { 
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}

a {
    text-decoration: none;
    color: inherit;
}


.header { 
    background-color: #fff;
    background: #79b3c9;
    background: linear-gradient(90deg, rgba(121, 179, 201, 1) 0%, rgba(138, 222, 173, 1) 50%, rgba(247, 236, 134, 0.84) 100%);
}

.header .contenedor { 
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 20px;
    grid-template-areas:
        "logo-area nav-area search-area";
}

.logo-section {
    grid-area: logo-area;
    display: flex;
    align-items: center;
    gap: 10px; 
}

.logo-section img {
    height: 60px;
    width: auto;
}

.logo-section .logo-text a {
    font-size: 1.5em;
    font-weight: bold;
    color: #333; 
    line-height: 1.2; 
}

.logo-section .logo-text span {
    display: block; 
}

.nav { 
    grid-area: nav-area;
    justify-self: center; 
    display: flex; 
    gap: 20px;
}

.nav a { 
    padding: 10px 0;
    display: block;
    font-weight: bold;
    color: #555;
    transition: color 0.3s ease;
}

.nav a:hover {
    color: #007bff;
}


.search-container{
    margin-bottom: 20px;
    text-align: center;
}

.search-container input[type="text"]{
    padding: 10px;
    width: 50%;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.search-container button{
    padding: 10px 15px;
    background-color:#007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: poniter;
    font-size: 16px;
}

.search-container button:hover{
    background-color: orange;
    transition: 0.3s;
}

main {
    padding: 60px 0;
    text-align: center;
}

.social-cards {
    margin-top: 50px; 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px; 
    justify-items: center; 
    align-items: start; 
}

.social-card {
    background-color: #FEEFAD; 
    border-radius: 15px; 
    padding: 20px;
    width: 100%; 
    max-width: 350px; 
    min-height: 400px; 
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1); 
    position: relative; 
    display: flex;
    flex-direction: column;
    align-items: center; 
    text-align: center;
}

.social-card .platform-header {
    display: flex;
    align-items: center;
    justify-content: center; 
    margin-bottom: 20px; 
    width: 100%;
}


.social-card .platform-header h3 {
    font-size: 1.8em; 
    color: #333;
    margin: 0;
}