* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: "Open Sans", serif;
}
a {
    text-decoration: none;
    color: #1d3456;
}
a:visited {
    color: #1d3456;
}
ul {
    list-style: none;
}

/* nav-main */
.nav-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 50px;
    box-shadow: 0 4px 6px -4px rgba(29, 52, 86, 0.3); /* sombra solo abajo */
}
.nav-left {
    font-weight: bolder;
}
.nav-right .nav-button {
    font-size: 1rem;
    display: inline-block;
    padding: 7px;
    width: auto;
    white-space: nowrap;
    text-align: center;
    border: 1px solid #000;
}
.nav-right .nav-button:hover {
    background: #1d3456;
    color: #fff;
}

/* en medio */
.landing {
    text-align: center;
    padding: 4rem 1rem;
    background-color: #f8f8f8;
}
.landing h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}
.landing p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}
.landing a.button {
    display: inline-block;
    background-color: #25D366;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
}
.video-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 2rem;
    flex-wrap: wrap; /* para que se apile en pantallas pequeñas */
}
.video-text {
    flex: 1;
    padding-left: 10rem;
    min-width: 300px;
    font-size: 1.1rem;
    line-height: 1.6;
}
.video-player {
    flex: 1;
    min-width: 300px;
}
.video-player video {
    display: block;
    margin: auto;
    width: 40%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.testimonios {
    background: #fff;
    padding: 3rem 1rem;
    text-align: center;
}
.testimonios h3 {
    margin-bottom: 2rem;
}
.testimonio {
    max-width: 500px;
    margin: 1rem auto;
    font-style: italic;
}

/* footer */
footer {
    width: 100%;
    height: auto;
    background-color: #1d3456;
    color: #fff;
    padding: 40px 100px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    
    font-size: 15px;
}
footer a {
    color: #fff;
}
footer a:hover{
    text-decoration: underline;
}
footer a:visited {
    color: #fff;
}

footer .footer-left i{
    padding-top: 10px;
}
footer .footer-left section{
    padding-top: 20px;
}

footer .footer-right{
    text-align: right;
}
footer .footer-right p{
    padding-top: 20px;
}
footer .footer-right a{
    padding-left: 15px;
}

/* párrafo simpre (otros html) */
.parrafo-simple {
    padding: 1% 15% 8% 15%;
}
.parrafo-simple > * {
    font-size: 1rem;
    font-weight: normal;
    padding-top: 1%;
    text-align: justify;
}


/* media */
@media (max-width: 768px) {
    .nav-main {
      flex-direction: column;
      padding: 15px;
      text-align: center;
    }
  
    .video-section {
      flex-direction: column;
      padding: 1rem;
    }
  
    .video-text {
      padding-left: 0;
      font-size: 1rem;
      text-align: center;
    }
  
    .video-player video {
      width: 100%;
    }
  
    footer {
      grid-template-columns: 1fr;
      text-align: center;
      padding: 2rem 1rem;
    }
  
    footer .footer-right {
      text-align: center;
      padding-top: 1rem;
    }
  
    .parrafo-simple {
      padding: 1rem;
    }
  }
  
/* @media(max-width: 480px){
    .showcase {
        padding: 30px 15px;
    }
    .showcase h2 {
        font-size: 20px;
    }
    .section-articles {
        width: 90%;
    }
    .section-articles article {
        width: 100%;
        padding: 10px 7px;
    }
    .section-articles article h3 {
        font-weight: 600;
        font-size: 17px;
    }
    .section-articles article p {
        margin: 0 auto;
        padding-top: 20px;
        width: 80%;
        font-weight: 600;
        font-size: 17px;
    }
    
    .showcase-oferta {
        margin: 10px 10px 0 10px;
        padding-inline: 30px;
    }
    
    .showcase-two {
        display: flex;
        flex-direction: column;
        gap: 20px;
        padding-block: 25px;
    }
    .showcase-two div.stld {
        margin-top: 25px;
    }
    .showcase-two .showcase-two-left {
        padding-inline: 38px;
    }
    .showcase-two .showcase-two-right {
        /* display: none; */
        order: -1;
        display: flex;
        align-self: center;
    }
    video {
        width: 220px;
        height: 390px;
        margin-bottom: 0;
    }
    footer {
        padding: 40px 18px;
    }
} */