/* Base Styles
=================================*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
  }
  
  /*:root {
    --bg-color: #f7f7f7;
    --second-color: #eaeaea;
    --text-color: #3f3844;
    --main-color: #ff5733;
    --other-color: #5d6c83;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 2rem;
  }*/
  :root {
    --bg-color: #f0f4f8; 
    --second-color: #d9e2ec; 
    --text-color: #334e68; 
    --main-color: #ff6b6b;
    --other-color: #4e89ae; 
    --shadow-color: rgba(0, 0, 0, 0.15); 
    --transition: all 0.3s ease;
    --border-radius: 1.5rem;
}

  
  html {
    font-size: 62.5%; /*1rem -> 10px*/
    overflow-x: hidden;
    scroll-behavior: smooth;
  }
  
  body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: 1.6rem;
    font-family: "AR One Sans", sans-serif;
    line-height: 1.6;
  }
  
  /* Utilidades
  =================================*/
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }
  
  section {
    min-height: 100vh;
    padding: 10rem 10% 2rem;
  }
  
  .heading {
    font-size: 4.5rem;
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .heading-description {
    font-size: 1.8rem;
    margin-bottom: 3rem;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }
  
  span {
    color: var(--main-color);
  }
  
  main {
    overflow: hidden;
  }
  
  /* Header
  =================================*/
  .header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 10%;
    background-color: var(--bg-color);
    box-shadow: 0 2px 10px var(--shadow-color);
    transition: var(--transition);
  }
  
  .header.scrolled {
    padding: 1.5rem 10%;
    background-color: rgba(247, 247, 247, 0.95);
    backdrop-filter: blur(10px);
  }
  
  .logo {
    font-size: 2.5rem;
    color: var(--main-color);
    font-weight: 700;
    transition: var(--transition);
  }
  
  .logo:hover {
    transform: scale(1.05);
  }
  
  .navbar {
    display: flex;
    align-items: center;
  }
  
  .mobile-menu-btn {
    display: none;
    background: transparent;
    font-size: 3rem;
    color: var(--text-color);
    cursor: pointer;
  }
  
  .nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
  }
  
  .nav-links a {
    color: var(--text-color);
    font-weight: 600;
    transition: var(--transition);
    border-bottom: .2rem solid transparent;
    text-transform: uppercase;
    padding: 0.5rem 0;
  }
  
  .nav-links a:hover,
  .nav-links a.active {
    border-bottom-color: var(--main-color);
    color: var(--main-color);
  }
  
  /* Home
  =================================*/
  .home {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    background-image: url(../images/home-img.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    position: relative;
  }
  
  .home::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*background: linear-gradient(90deg, rgba(247, 247, 247, 0.7) 0%, rgba(247, 247, 247, 0) 100%);*/
  }
  
  .home-content {
    width: 60%;
    margin-left: 5rem;
    padding: 6rem 2rem;
    background-color: rgba(234, 234, 234, 0.9);
    border: .2rem solid var(--main-color);
    border-radius: var(--border-radius);
    position: relative;
    z-index: 1;
    box-shadow: 0 5px 15px var(--shadow-color);
    backdrop-filter: blur(5px);
    animation: fadeIn 1s ease-in-out;
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .home-content h1 {
    font-size: 5rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
  }
  
  .home-content .subtitle {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
  }
  
  .home-content p {
    font-size: 1.8rem;
    margin-bottom: 2rem;
  }
  
  .cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
  }
  
  /* Redes Sociales
  =================================*/
  .social-media a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4.2rem;
    height: 4.2rem;
    border: .2rem solid var(--main-color);
    border-radius: 50%;
    font-size: 2rem;
    color: var(--main-color);
    margin: 3rem 1.5rem 3rem 0;
    transition: var(--transition);
  }
  
  .social-media a:hover {
    transform: scale(1.2) translateY(-1rem);
    background-color: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 2.5rem var(--main-color);
  }
  
  .btn,
  .btn-ws {
    display: inline-block;
    padding: 1rem 2.8rem;
    background-color: var(--main-color);
    border-radius: 4rem;
    font-size: 1.8rem;
    color: var(--bg-color);
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
  }
  
  .btn-ws {
    display: inline-flex;
    align-items: center;
    background-color: #25d366;
  }
  
  .btn-ws i {
    font-size: 2.5rem;
    padding-right: .7rem;
  }
  
  .btn-ws p {
    margin: 0;
    border-left: .2rem solid var(--bg-color);
    padding-left: .7rem;
  }
  
  .btn:hover {
    box-shadow: 0 0 1.6rem var(--main-color);
    transform: scale(1.05);
  }
  
  .btn-ws:hover {
    box-shadow: 0 0 1.6rem #25d366;
    transform: scale(1.05);
  }
  
  /*About
  =================================*/
  .about {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5rem;
    background-color: var(--second-color);
  }
  
  .about .heading {
    text-align: start;
  }
  
  .about-img img {
    width: 30vw;
    border: .2rem solid var(--main-color);
    border-radius: 50%;
    box-shadow: 0 0 2.5rem var(--main-color);
    cursor: pointer;
    transition: var(--transition);
    animation: floatImage 4s ease-in-out infinite;
  }
  
  .about-img img:hover {
    box-shadow: 0 0 2.5rem var(--main-color), 0 0 3.5rem var(--main-color), 0 0 4.5rem var(--main-color);
  }
  
  @keyframes floatImage {
    0% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-2.4rem);
    }
    100% {
      transform: translateY(0);
    }
  }
  
  .about-content {
    padding: 0.4rem;
    flex: 1;
  }
  
  .about-content h2 {
    line-height: 1.2;
  }
  
  .about-content h3 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
  }
  
  .about-content p {
    margin: 2rem 0 3rem;
  }
  
  /*Skills
  =================================*/
  .skills h3 {
    display: inline-flex;
    margin-bottom: 2rem;
    border-bottom: .2rem solid var(--main-color);
    font-size: 2.4rem;
  }
  
  .content-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    text-align: center;
  }
  
  .item-skill {
    padding: 1.5rem;
    background-color: var(--bg-color);
    border-radius: 1rem;
    box-shadow: 0 5px 15px var(--shadow-color);
    transition: var(--transition);
    flex: 1 1 calc(33.333% - 2rem);
    min-width: 120px;
  }
  
  .item-skill:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px var(--shadow-color);
  }
  
  .item-skill span,
  .item-skill i {
    display: block;
    color: var(--text-color);
    font-weight: 600;
  }
  
  .item-skill span {
    margin-top: 1rem;
    font-size: 1.6rem;
  }
  
  .item-skill i {
    font-size: 5rem;
    color: var(--main-color);
  }
  
  /* Servicios
  =================================*/
  .services h2 {
    margin-bottom: 2rem;
  }
  
  .services-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: stretch;
    gap: 3rem;
  }
  
  .service-item {
    flex: 1 1 30rem;
    background-color: var(--second-color);
    padding: 6rem 2rem 6rem;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px var(--shadow-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
  }
  
  .service-item::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: var(--main-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
  }
  
  .service-item:hover {
    outline: .1rem solid var(--main-color);
    cursor: pointer;
    transform: translateY(-.5rem) scale(1.02);
  }
  
  .service-item:hover::before {
    transform: scaleX(1);
    transform-origin: left;
  }
  
  .service-item i {
    font-size: 6rem;
    color: var(--main-color);
  }
  
  .service-item h3 {
    font-size: 3rem;
    font-weight: 700;
    margin: 1rem 0;
  }
  
  .service-item p {
    margin-bottom: 2rem;
  }
  
  .btn-now {
    display: inline-block;
    font-size: 2rem;
    line-height: 1.2;
    font-weight: 700;
    padding: .7rem 0;
    color: var(--text-color);
    border-bottom: .2rem solid var(--other-color);
    transition: var(--transition);
  }
  
  .btn-now i {
    vertical-align: middle;
    font-size: 2.5rem;
    margin-left: .5rem;
    color: var(--text-color);
  }
  
  .btn-now:hover {
    border-bottom: .2rem solid var(--main-color);
    color: var(--main-color);
  }
  
  .btn-now:hover i {
    color: var(--main-color);
    transform: translateX(5px);
  }
  
  /* Portfolio
  =================================*/
  
  .portfolio {
    background-color: var(--second-color);
  }
  
  .portfolio-content {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    justify-content: center;
    gap: 4rem;
    margin-top: 4rem;
  }
  
  .portfolio-item {
    width: calc(90% / 3);
    background-color: var(--bg-color);
    border-radius: 1rem;
    border: .1rem solid transparent;
    padding: 2rem;
    box-shadow: 0 5px 15px var(--shadow-color);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
  }
  
  .portfolio-item:hover {
    outline: .1rem solid var(--main-color);
    cursor: pointer;
    transform: translateY(-.5rem) scale(1.02);
  }
  
  .portfolio-item img {
    display: block;
    height: auto;
    width: 100%;
    border-radius: 1rem;
    margin-top: auto;
    object-fit: cover;
    transition: var(--transition);
  }
  
  .portfolio-item:hover img {
    transform: scale(1.05);
  }
  
  .portfolio-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
  }
  
  .portfolio-header h4 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.4;
  }
  
  .portfolio-header a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    border-radius: 50%;
    width: 4rem;
    height: 4rem;
    color: var(--bg-color);
    background-color: var(--main-color);
    transition: var(--transition);
  }
  
  .portfolio-header a:hover {
    color: var(--main-color);
    background-color: var(--text-color);
    transform: rotate(360deg);
  }
  
  .portfolio-item p {
    margin-bottom: 2rem;
  }
  
  /* Contact
  =================================*/
  .contact {
    background-color: var(--bg-color);
  }
  
  .contact-content {
    display: flex;
    gap: 6rem;
    padding: 2rem 0;
    align-items: center;
  }
  
  .img-contact {
    width: 50%;
  }
  
  .img-contact img {
    width: 100%;
    height: auto;
    max-height: 58rem;
    animation: floatImage 4s ease-in-out infinite;
  }
  
  .contact form {
    width: 50%;
    margin: 1rem auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-radius: var(--border-radius);
    border: .2rem solid var(--main-color);
    padding: 3rem;
    transition: var(--transition);
    background-color: var(--second-color);
    box-shadow: 0 5px 15px var(--shadow-color);
  }
  
  .contact form:hover {
    transform: scale(1.03);
  }
  
  .form-group {
    margin-bottom: 1.5rem;
  }
  
  form input,
  form textarea {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background-color: var(--bg-color);
    border-bottom: 0.25rem solid var(--main-color);
    border-radius: 0.8rem 0.8rem 0 0;
    transition: var(--transition);
  }
  
  form textarea {
    min-height: 15rem;
    resize: vertical;
  }
  
  .btn-submit {
    display: flex;
    justify-content: center;
    margin-top: 1rem;
  }
  
  .btn-submit .btn {
    width: auto;
    cursor: pointer;
  }
  
  form input:focus,
  form textarea:focus {
    outline: none;
    box-shadow: 0 0.2rem 0.2rem -0.1rem var(--main-color);
    background-color: #fff;
  }
  
  /* Footer
  =================================*/
  
  .footer {
    background-color: var(--second-color);
    padding: 4rem 0 2rem;
    text-align: center;
    border-top: 0.2rem solid var(--main-color);
  }
  
  .footer-content {
    display: flex;
    align-items: center;
    justify-content: space-around;
    max-width: 1200px;
    margin: 0 auto 2rem;
  }
  
  .arrow a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    color: var(--main-color);
    border: 0.2rem solid var(--main-color);
    font-size: 3rem;
    width: 5rem;
    height: 5rem;
    border-radius: 50%;
    transition: var(--transition);
  }
  
  .arrow a:hover {
    box-shadow: 0 0 2.5rem var(--main-color);
    transform: scale(1.1) translateY(-1rem);
    background-color: var(--main-color);
    color: var(--bg-color);
  }
  
  .copyright {
    color: var(--text-color);
    font-size: 1.6rem;
    margin-top: 2rem;
  }
  
  /* Certificates Section
  =================================*/
  .certificates {
    background-color: var(--bg-color);
    padding-bottom: 8rem;
  }
  
  .certificates-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 4rem;
    margin-top: 4rem;
  }
  
  .certificate-item {
    width: calc(90% / 2);
    background-color: var(--second-color);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow-color);
    transition: var(--transition);
    border: .1rem solid transparent;
  }
  
  .certificate-item:hover {
    transform: translateY(-1rem);
    border-color: var(--main-color);
    box-shadow: 0 10px 25px var(--shadow-color);
  }
  
  .certificate-img {
    position: relative;
    overflow: hidden;
    height: 200px;
  }
  
  .certificate-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
  }
  
  .certificate-item:hover .certificate-img img {
    transform: scale(1.1);
  }
  
  .certificate-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 87, 51, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
  }
  
  .certificate-item:hover .certificate-overlay {
    opacity: 1;
  }
  
  .view-certificate {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 5rem;
    height: 5rem;
    background-color: var(--bg-color);
    border-radius: 50%;
    color: var(--main-color);
    font-size: 2.5rem;
    transform: translateY(20px);
    transition: var(--transition);
  }
  
  .certificate-item:hover .view-certificate {
    transform: translateY(0);
  }
  
  .view-certificate:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
  }
  
  .certificate-info {
    padding: 2rem;
  }
  
  .certificate-info h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
  }
  
  .certificate-issuer,
  .certificate-date {
    font-size: 1.6rem;
    color: var(--other-color);
    margin-bottom: 0.5rem;
  }
  
  .certificate-issuer {
    font-weight: 600;
  }
  
  .certificate-description {
    margin: 1.5rem 0;
    font-size: 1.5rem;
  }
  
  .certificate-link {
    display: inline-flex;
    align-items: center;
    color: var(--main-color);
    font-weight: 600;
    font-size: 1.6rem;
    transition: var(--transition);
  }
  
  .certificate-link i {
    margin-left: 0.5rem;
    transition: var(--transition);
  }
  
  .certificate-link:hover {
    color: var(--text-color);
  }
  
  .certificate-link:hover i {
    transform: translateX(5px);
  }
  
  /* Modal de Certificados */
  .certificate-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 2rem;
  }
  
  .modal-content {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 1rem;
    max-width: 800px;
    width: 90%;
    position: relative;
    animation: modalFadeIn 0.3s ease;
  }
  
  @keyframes modalFadeIn {
    from {
      opacity: 0;
      transform: translateY(-50px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 3rem;
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition);
  }
  
  .close-modal:hover {
    color: var(--main-color);
  }
  
  #modal-certificate-img {
    width: 100%;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
  }
  
  #modal-certificate-title {
    font-size: 2.4rem;
    margin-bottom: 1rem;
  }
  
  #modal-certificate-details {
    font-size: 1.6rem;
    color: var(--other-color);
  }
  
  /* Media Queries
  =================================*/
  @media (max-width: 1200px) {
    html {
      font-size: 55%;
    }
  
    .home-content {
      width: 70%;
    }
  
    .about {
      flex-direction: column-reverse;
      gap: 3rem;
    }
  
    .about-img img {
      width: 40vw;
    }
  }
  
  @media (max-width: 991px) {
    section {
      padding: 10rem 5% 2rem;
    }
  
    .header {
      padding: 2rem 5%;
    }
  
    .home-content {
      width: 80%;
      margin-left: 0;
    }
  
    .portfolio-item {
      width: calc(90% / 2);
    }
  
    .certificate-item {
      width: calc(90% / 2);
    }
  }
  
  @media (max-width: 768px) {
    html {
      font-size: 50%;
    }
  
    .header {
      padding: 1.5rem 5%;
    }
  
    .mobile-menu-btn {
      display: block;
      z-index: 101;
    }
  
    .nav-links {
      position: fixed;
      top: 0;
      right: -100%;
      width: 70%;
      height: 100vh;
      background-color: var(--bg-color);
      flex-direction: column;
      justify-content: center;
      align-items: center;
      padding: 4rem 0;
      transition: var(--transition);
      box-shadow: -5px 0 15px var(--shadow-color);
      z-index: 100;
    }
  
    .nav-links.show {
      right: 0;
    }
  
    .nav-links a {
      font-size: 2.5rem;
      margin: 1.5rem 0;
    }
  
    .home {
      justify-content: center;
      text-align: center;
      background-position: center;
    }
  
    .home-content {
      width: 90%;
    }
  
    .social-media {
      justify-content: center;
    }
  
    .cta-buttons {
      justify-content: center;
    }
  
    .about-img img {
      width: 60vw;
    }
  
    .contact-content {
      flex-direction: column;
      gap: 4rem;
    }
  
    .contact form,
    .img-contact {
      width: 100%;
    }
  
    .img-contact {
      order: -1;
    }
  
    .portfolio-item {
      width: 90%;
    }
  
    .service-item {
      flex: 1 1 100%;
    }
  
    .certificate-item {
      width: 90%;
    }
  }
  
  @media (max-width: 576px) {
    .home-content h1 {
      font-size: 4rem;
    }
  
    .home-content .subtitle {
      font-size: 2.8rem;
    }
  
    .heading {
      font-size: 3.5rem;
    }
  
    .about-content h3 {
      font-size: 2.5rem;
    }
  
    .footer-content {
      flex-direction: column;
      gap: 2rem;
    }
  
    .item-skill {
      flex: 1 1 calc(50% - 2rem);
    }
  }
  
  @media (max-width: 350px) {
    .home-content {
      padding: 4rem 1.5rem;
    }
  
    .item-skill {
      flex: 1 1 100%;
    }
  }
  
  /* Animations
  =================================*/
  @keyframes pulse {
    0% {
      transform: scale(1);
    }
    50% {
      transform: scale(1.05);
    }
    100% {
      transform: scale(1);
    }
  }
  
  .btn:active,
  .btn-ws:active {
    transform: scale(0.95);
  }