:root {
    --azul: #0D3156;
    --turquesa: #1B7180;
    --dorado: #D2B282;
    --azul-secundario: #2C4C6B;
    --celeste: #71A2AD;
    --fondo: #FFFFFF;
    --fondo-suave: #E0E8ED;
}

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

body {
    font-family: "Montserrat", sans-serif;
    background-color: var(--fondo-suave);
    color: var(--azul);
}

h1,
h2,
h3 {
    font-family: "DM Serif Display", serif;
}

.container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    min-height: 100vh;
    background-color: var(--azul);
    padding: 40px 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.logo {
    width: 160px;
    height: auto;
    margin-bottom: 55px;
}

#menu {
    list-style: none;
    width: 100%;
}

#menu li {
    margin-bottom: 15px;
}

#menu a {
    display: block;
    text-decoration: none;
    color: white;
    padding: 13px 18px;
    border-radius: 9px;
    font-size: 16px;
    transition: 0.3s;
}

#menu a:hover {
    background-color: var(--turquesa);
    padding-left: 25px;
}

#menu .activo {
    background-color: var(--turquesa);
    font-weight: 600;
}

.sidebar-frase {
    margin-top: auto;
    width: 100%;
    padding-left: 20px;
    padding-bottom: 15px;
    color: white;
}

.sidebar-frase p {
    font-size: 11px;
    line-height: 1.8;
    letter-spacing: 3px;
    margin: 18px 0;
}

.linea {
    width: 80px;
    height: 2px;
    background-color: var(--celeste);
}

.linea.pequena {
    width: 35px;
}

.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 43% 57%;
    gap: 45px;
    padding: 55px 60px;
    background-color: var(--fondo-suave);
}

.presentacion {
    max-width: 600px;
}

.subtitulo {
    color: var(--turquesa);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.presentacion h1 {
    color: var(--azul);
    font-size: 75px;
    font-weight: 400;
    line-height: 1;
    margin-bottom: 20px;
}

.frase-principal {
    font-size: 25px;
    line-height: 1.45;
    color: var(--azul-secundario);
    margin-bottom: 30px;
}

.texto-presentacion {
    max-width: 540px;
}

.texto-presentacion p {
    font-size: 15px;
    line-height: 1.65;
    color: var(--azul-secundario);
    margin-bottom: 15px;
}

.frase-especial {
    font-family: "DM Serif Display", serif;
    font-style: italic;
    font-size: 27px;
    line-height: 1.3;
    color: var(--turquesa);
    margin-top: 25px;
    margin-bottom: 35px;
}

.botones {
    display: flex;
    align-items: center;
    gap: 30px;
}

.boton-principal {
    display: inline-block;
    background-color: var(--turquesa);
    color: white;
    padding: 16px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.boton-principal:hover {
    background-color: var(--azul);
    transform: translateY(-2px);
}

.boton-secundario {
    color: var(--turquesa);
    text-decoration: none;
    font-weight: 600;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--turquesa);
}

.contenido-derecha {
    position: relative;
}

.imagen-acerca {
    width: 100%;
    height: 430px;
    overflow: hidden;
    border-radius: 18px;
    margin-bottom: 25px;
}

.imagen-acerca img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.tarjetas {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.tarjeta {
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 15px;
    padding: 22px;
    min-height: 210px;
    transition: 0.3s;
}

.tarjeta:hover {
    transform: translateY(-5px);
    background-color: white;
}

.icono {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background-color: #CFE8EA;
    color: var(--azul);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    margin-bottom: 15px;
}

.tarjeta h2 {
    font-size: 22px;
    color: var(--azul);
    margin-bottom: 12px;
}

.tarjeta p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--azul-secundario);
}

.frase-final {
    text-align: right;
    margin-top: 30px;
    font-family: "DM Serif Display", serif;
    font-style: italic;
    font-size: 22px;
    color: var(--turquesa);
}

@media (max-width: 1100px) {
    .main-content {
        grid-template-columns: 1fr;
        padding: 45px;
    }

    .presentacion {
        max-width: 100%;
    }

    .contenido-derecha {
        width: 100%;
    }
}

@media (max-width: 800px) {
    .container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        min-height: auto;
        padding: 20px;
    }

    .logo {
        width: 120px;
        margin-bottom: 20px;
    }

    #menu {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 8px;
    }

    #menu li {
        margin: 0;
    }

    .sidebar-frase {
        display: none;
    }

    .main-content {
        display: block;
        padding: 35px 25px;
    }

    .presentacion h1 {
        font-size: 55px;
    }

    .frase-principal {
        font-size: 21px;
    }

    .contenido-derecha {
        margin-top: 50px;
    }

    .imagen-acerca {
        height: 330px;
    }

    .tarjetas {
        grid-template-columns: 1fr;
        margin-top: 20px;
    }

    .tarjeta {
        min-height: auto;
    }

    .botones {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
}