@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Roboto:wght@400;700&display=swap');

:root {
    --color-principal: #34495e;
    --color-secundario: #7ACE6C;
    --color-fondo: #ecf0f1;
    --color-texto: #2c3e50;
    --sombra-card: 0 4px 8px rgba(0, 0, 0, 0.1);
    --borde-redondeado: 12px;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--color-principal);
    color: white;
    text-align: center;
    padding: 0.2rem 0.75rem;
    position: relative;
    overflow: hidden;
    
}

header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    gap: 1rem;
    margin-top: 2rem;
}

header p {
    font-size: 0.5rem;
    font-style: italic;
    font-weight: 500;
}

.logo {
    max-width: 2rem;
}


.cta-button {
    display: inline-block;
    background-color: var(--color-secundario);
    color: white;
    padding: 0.8rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s ease, background-color 0.3s ease;
    box-shadow: var(--sombra-card);
}

.cta-button:hover {
    transform: translateY(-3px);
    background-color: #e67e22;
}

.nav-list {
    list-style-type:none;
    display: flex;
    gap: 1rem;
}

.nav-list li a {
    text-decoration: none;
    color: #1c1c1c;
}

.abrir-menu,
.cerrar-menu {
    display: none;
}

@media screen and (max-width: 700px) {
    .abrir-menu,
    .cerrar-menu {
        display: block;
        border: 0;
        font-size: 2.25rem;
        background-color: transparent;
        cursor: pointer;
    }

    .abrir-menu {
        padding: 0.3rem 1rem;
        background-color: #8B52AD;
        color: white;
        text-decoration: none;
        font-size:1rem ;
        border-radius: 50px;
        font-weight: 600;
        transition: background-color 0.3s ease, transform 0.3s ease;
        box-shadow: var(--sombra-card);
    }

    .cerrar-menu {
        color: #ececec;
    }

    .nav {
        opacity: 0;
        visibility: hidden;
        display: flex;
        flex-direction: column;
        align-items: end;
        gap: 1rem;
        position: relative;
        top: 0;
        right: 0;
        bottom: 0;
        background-color: #38495C; 
        padding: 2rem;
        box-shadow: 0 0 0 100vmax rgba(56, 73, 92, .5); 
    }

    .nav.visible {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: end;
    }

    .nav-list li a {
        color: #ececec;
        text-decoration: none;
        font-size:1rem ;
        border-radius: 50px;
        font-weight: 600;
        transition: background-color 0.3s ease, transform 0.3s ease;
        box-shadow: var(--sombra-card);
    }
}

main {
    flex: 1;
    padding: 3rem 1rem;
    max-width: 1200px;
    margin: auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    main {
        grid-template-columns: 1.0fr 1.0fr;
    }
}

.intro-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
    background: white;
    border-radius: var(--borde-redondeado);
    box-shadow: var(--sombra-card);
    
}

.intro-section-simulaciones {
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: justify;
    padding: 2rem;
    background: white;
    border-radius: var(--borde-redondeado);
    box-shadow: var(--sombra-card);
    a:link { color:#38495C; text-decoration:none; font-weight:600; }
    a:hover { color:#38490C; text-decoration:underline; font-weight:600; }
    a:activate { color:#38490C; text-decoration:underline; font-weight:600; }
    a:visited { color:#38490C; text-decoration:underline; font-weight:600; }
    
}

.intro-section h2 {
    font-family: 'Roboto', sans-serif;
    font-size: 2.2rem;
    color: var(--color-principal);
    margin-bottom: 1rem;
    text-align: center;
}

.intro-section p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    text-align: justify;

}

.intro-section ol {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--color-principal);
    border-radius: var(--borde-redondeado);
    box-shadow: var(--sombra-card);
    overflow: hidden;
    padding: 2rem;
}

.image-in-container {
    max-width: 100%;
    height: auto;
    border-radius: var(--borde-redondeado);
    animation: bounce 2s;
}

.container {
    display: flex;
    align-items: center;
    text-align: center;
}

.image {
vertical-align: middle; /* Opcional, ya que flexbox lo maneja */
}

.imagen-titulo {
vertical-align: middle; /* Opcional, ya que flexbox lo maneja */
margin-right: 2rem;
border-radius: var(--borde-redondeado);

}


.text {
vertical-align: middle; /* Opcional, ya que flexbox lo maneja */
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-15px);
  }
  60% {
    transform: translateY(-7px);
  }
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 0rem;
}

.button-group a {
    padding: 0.3rem 1rem;
    background-color: #8B52AD;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: var(--sombra-card);
}

.button-group a:hover {
    background-color: var(--color-secundario);
    transform: scale(1.05);
}

.expoiler {
    cursor: pointer;
    font-weight: 600; 
}

footer {
    text-align: center;
    padding: 1.5rem 1rem;
    background-color: var(--color-principal);
    color: white;
    margin-top: auto;
}