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

body {
  font-family: "Roboto", sans-serif;
  background-image: url("../images/mark-eder-R9OS29xJb-8-unsplash.jpg");
  background-size: cover;
  background-attachment: fixed;
  /*display: flex;*/
  /*justify-content: center;*/
  /*background-position: 50% 50%;*/
}

.grid{
  /*background-color: #ccc;*/
  display: grid;
  grid-template-columns: 1fr auto auto auto 1fr;
  grid-template-rows: auto auto 1fr 1fr auto;
  grid-template-areas:
    "banner banner banner banner banner"
    "izquierda navegacion navegacion barra-lateral derecha"
    ". contenido-principal contenido-principal barra-lateral ."
    ". contenido-principal contenido-principal barra-lateral ."
    "footer footer footer footer footer";
  min-height: 100vh;
}

.banner {
  /*grid-column: 1/-1;*/
  grid-area: banner;
  padding: 20px 0px;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  color: white;
  justify-content: center;

  .header {
    display: flex;
    text-align: center;
    align-items: center;
    flex-direction: column;

    .circulo {
      position: relative;
      width: 250px;
      height: 250px;
      /*border: 1px dashed red;*/
      align-items: center;
      display: flex;

      .perfil-header {
        width: 160px;
        height: 160px;
        border-radius: 50%;
        overflow: hidden;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        z-index: 1;
      }

      /* SVG que contiene los arcos */
      .arcos {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
        /*border: 1px dashed blue;*/

        /* Estilo de los arcos */
        .arco {
          fill: none;
          stroke: #6f675a;
          stroke-width: 4;
          stroke-linecap: round;
        }
      }
    }
  
  .foto {
    width: 78%;
    /*height: 100%;*/
    object-fit: cover;
    border-radius: 50%;
  }

  /* Arco externo */
  .arco-externo {
    stroke-dasharray: 482 146; /* 628 */
    stroke-dashoffset: -77;
  }

  /* Arco interno */
  .arco-interno {
    stroke-dasharray: 438 146; /*584*/
    stroke-dashoffset: 219;
  }

  }
}

.navegacion {
  grid-area: navegacion;
  display: flex;
  color: white;
  text-decoration: none;
  border-radius: none;
  transition: background-color 0.3s ease;

  .tab {
    flex: 1;
    text-align: center;
    padding: 10px;
    text-decoration: none;
    color: white;
    border-radius: none;
    background: rgba(0, 0, 0, 0.8);
    transition: background-color 0.3s ease;
    position: relative;
    overflow: visible;
  }

  .tab.active {
    color: black;
    background: rgb(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
  }

  .nav-toggle {
    display: none;
  }
}


.espacio-nav {
  background-color: rgba(0, 0, 0, 0.8);

  .izquierda {
    grid-area: izquierda;
  }

  .derecha {
    grid-area: derecha;
    grid-row: span 2;
  }
} 


.contenido-principal {
  grid-area: contenido-principal;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(5px);
  padding: 20px 5px;
  /* width: 800px; */
  max-width: 800px; /*mejor cambio para implementar responsive*/
  width: 100%; /*mejor cambio para implementar responsive*/
  margin: 0 auto;


  h2 {
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 3px;
  }
}

.texto {
  display: grid;
  grid-template-rows: auto;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  margin: 0px 20px;
  text-align: justify;
  text-indent: 2em;

  p {
    padding: 0px 20px;
    margin-bottom: 20px;
    line-height: 1.6;
    text-indent: 2em;
  }
  
  P:first-child {
    grid-column: 1 / 4;
    margin-bottom: 20px;
    line-height: 1.6;
  }

  p:nth-child(3) {
    grid-column: 1 / -1;
    margin-bottom: 20px;
    line-height: 1.6;
  }

  p:last-child {
    grid-column: 2 / -1;
    margin-bottom: 20px;
    line-height: 1.6;
  }

  figcaption:first-child {
    display: flex;
    gap: 10px;
    flex-direction: column;

    small {
      font-size: 0.8em;
      color: #555;
    }
  }
}

.tabla-cursos {
  border: 1px solid #000;
  border-collapse: collapse;
  width: 100%;
  /*overflow-x: auto;*/

  caption {
    caption-side: top;
    margin-bottom: 10px;
    font-weight: bold;
    font-size: 1.2em;
    text-align: center;
  }

  tr,
  th,
  td {
    border: 1px solid #000;
    padding: 5px;
  }

  thead {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    letter-spacing: 3px;
    text-align: center;
  }

  .ico {
    background-repeat: no-repeat;
    background-position: 8px center;
    background-size: 24px;
    padding-left: 45px;
  }

  .platzi{
    background-image: url('https://static.platzi.com/media/uploads/icon_77b5127626.png');
  }
 
  .edx {
    background-image: url('https://www.edx.org/favicon.ico');
    background-size: 30px;
  }

  .linkedin {
    background-image: url('https://static.licdn.com/aero-v1/sc/h/al2o9zrvru7aqj8e1x2rzsrca');
  }

   .sena {
    background-image: url('https://certificadossena.net/wp-content/uploads/2022/10/logo-sena-verde-complementario-svg-2022.svg');
  }

  .udemy {
    background-image: url('https://www.udemy.com/staticx/udemy/images/v8/favicon-32x32.png');
  }

  .alcaldia {
    background-image: url('https://media.licdn.com/dms/image/v2/C560BAQF5yEiIRp9IIw/company-logo_200_200/company-logo_200_200/0/1655399431121/industria_de_talentos_logo?e=2147483647&v=beta&t=n1KjeupuVVRUu5LWw06w-Z6O7xMupne5SaS9sfcnTxs');
  }
}

.lista {
  list-style-position: inside;
  padding-left: 40px;
  margin-bottom: 20px;

  dt {
    font-weight: bold;
    margin-left: 20px;
    margin-top: 10px;
  }

  ol {
    list-style: decimal;
    list-style-position: outside;
    margin-bottom: 10px;
  }

  ul {
    list-style: disc;
    margin: 20px;
    list-style-position: inside;
    line-height: 30px;
  }

  .descripcion {
    margin: 20px;
    text-align: justify;
    text-indent: 2em;
    line-height: 1.6;
    box-shadow: 0px 0px 5px 5px rgba(0, 0, 0, 0.1);
    padding: 10px;
    border-radius: 5px;
  }

}

.nivel-educativo {
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;

  .nivel {
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: auto 1fr;
    /*box-shadow: 0px 0px 5px 5px rgba(0, 0, 0, 0.1);
    border-radius: 5px;*/
  }

  /*.nivel:first-of-type {
    filter: blur(2px);
  }*/

  img {
    border-radius: 10px;
    margin-right: 20px;
    box-shadow: 0px 0px 5px 5px rgba(0, 0, 0, 0.1);

    /*&.imagen-blur {
      filter: blur(20px);
    }*/
  }

  .describe-nivel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 10px 0px;
  }
  
  h3 {
    margin-bottom: 10px;
    letter-spacing: 3px;
    text-decoration: underline overline;
    font-size: 1.8em;
  }

  dt {
    /*font-weight: bold;*/
    margin-left: 20px;
    margin-top: 10px;
  }

  dd {
    font-weight: bold;
    margin-left: 20px;
    margin-top: 5px;
    text-align: justify;
    text-indent: 2em;
    line-height: 1.6;
  }
}

.libros {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  /*grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));*/
  grid-template-rows: 1fr;
  /* flex-wrap: wrap; */
  gap: 20px;
  justify-items: center;
  margin-top: 20px;
  margin-left: auto;
  margin-right: auto;

  h2 {
    grid-column: 1 / -1;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 3px;
  }

  .libro {
    display: flex;
    flex-direction: column;
    align-items: center;

    img {
      width: 150px;
      border-radius: 10px;
      box-shadow: 0px 0px 5px 5px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease;
    }

    img:hover {
      transform: scale(1.5);
    }

    .info-libro {
      margin-top: 5px;
      font-size: 0.9em;
      color: #555;

      h3 {
        margin-bottom: 5px;
        text-align: center;
      }

      p,
      small {
        display: block;
        text-align: center;
        margin-bottom: 5px;
      }

    }
  }
}


.barra-lateral {
  padding-top: var(--altura-navegacion);
  grid-area: barra-lateral;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  color: white;
  /* width: 280px; */
  max-width: 280px; /*mejor cambio para implementar responsive*/
  width: 100%;  /*mejor cambio para implementar responsive*/

  h3 {
    text-align: center;
    margin-bottom: 20px;
    padding: 20px;
    letter-spacing: 3px;
  }

  details {
    padding: 10px 0px;
    cursor: pointer;
  }

  summary {
    /*font-weight: bold;*/
    margin-bottom: 10px;
  }

  a {
    color: white;
  }
}

.footer {
  grid-area: footer;
  padding: 15px 0px;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  color: white;
  text-align: center;
  display: grid;
  gap: 10px;
}

img {
  max-width: 100%;
  height: auto;
}

.libro-img {
  max-width: none;
  transition: transform 0.3s ease;
}

.libro-img:hover {
  transform: scale(1.5);
}

/* ===  TABLET (max-width: 992px) === */
@media (max-width: 992px) {
  .grid {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto 1fr auto;
    grid-template-areas:
      "banner banner"
      "navegacion barra-lateral"
      "contenido-principal barra-lateral"
      "footer footer";
  }

  .contenido-principal {
    padding: 15px;
  }

  .texto {
    display: flex;
    flex-direction: column;
    margin: 0 10px;
  }

  .texto p,
  .texto figure,
  .texto figcaption {
    grid-column: auto;
  }

  .barra-lateral {
    padding: 15px;
    font-size: 0.95em;
  }

  .libros {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    max-width: 100%;
  }
}

/* ===  MÓVIL (max-width: 768px) === */
@media (max-width: 768px) {
  body {
    background-attachment: scroll;
    background-size: cover;
    background-position: center;
  }

  .grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "banner"
      "navegacion"
      "contenido-principal"
      "barra-lateral"
      "footer";
  }

  .banner .circulo {
    width: 150px;
    height: 150px;
  }

  .contenido-principal {
    width: 100%;
    padding: 10px;
  }

  .tabla-cursos {
    display: block;
    overflow-x: auto;
    white-space: normal;
    word-wrap: break-word;
    font-size: 0.85em;
  }

  .tabla-cursos table {
    width: 100%;
    border-collapse: collapse;
  }

  .libros {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .footer {
    font-size: 0.8em;
    padding: 10px;
  }
}

/* ===  EXTRA PEQUEÑO (max-width: 480px) === */
@media (max-width: 480px) {
  .navegacion .tab {
    flex: 1 1 100%;
  }

  h1.nombre {
    font-size: 1.3em;
  }

  .titulo {
    font-size: 0.9em;
  }

  .banner {
    text-align: center;
  }

  .barra-lateral h3 {
    font-size: 1em;
  }

  .navegacion {
    /* background-color: rgba(0, 0, 0, 0.8); */
    flex-direction: column;

    .tab {
      flex: 1 1 100%;
      padding: 8px;
      font-size: 0.9em;
      text-decoration: underline;
      text-underline-offset: 4px;
      /* border-bottom: 1px solid rgba(255, 255, 255, 0.2); */
    }

    .tab.active {
      background-color: rgba(0, 0, 0, 0.9);
      color: white;
    }
  }
}