/* GENERAL STYLES AND RESETS */
@media (prefers-reduced-motion: reduce) {
    /* Remove animation for users that require it */
    * {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
  }
  
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }
  
  :root {
    --clr-dark: #1f1f23;
    --clr-dark-grey: #3f3e41;
    --clr-light-grey: #403734;
    --clr-accent: #f8ef12;
    --clr-light: #a5ac8c;
  
    --heading-size: 2rem;
    --montserrat: "Montserrat", sans-serif;
    --roboto: "Roboto", serif;
  }

  img {
      width: 100%;
  }
  
  body {
    background: var(--clr-dark);
    color: white;
    display: grid;
    grid-template-rows: auto 1fr auto;
    line-height: 1.5;
    font-family: var(--montserrat);
    font-size: 1.125rem;
    overflow: none;
    max-width: 100vw;
    min-height: 100vh;
  }

  main > section {
    padding-top: 6rem;
    position: relative;
  }
  
  .container {
    margin: 0 auto;
    max-width: 1200px;
    position: relative;
    width: 90%;
  }
  
  h1 {
    margin: 1.5em 0;
  }
  
  h1,
  h2 {
    font-size: var(--heading-size);
    height: 3rem;
  }
  
  h2,
  h3 {
    color: var(--clr-light);
  }
  
  p {
    max-width: 45ch;
  }
  
  .heading--max-size {
    font-size: 3rem;
  }
  
  .heading-hover:hover {
    animation: headingAnimation 300ms forwards;
  }
  
  @keyframes headingAnimation {
    from {
      color: currentcolor;
    }
    to {
      color: var(--clr-accent);
    }
  }
  
  p {
    font-family: var(--Roboto);
    margin-top: 1rem;
  }
  
/* HEADER AND NAV STYLES */

  header {
    background: var(--clr-dark);
    left: 0;
    font-size: 1.5rem;
    font-weight: 700;
    padding: 1em 0;
    position: fixed;
    top: 0;
    width: 100vw;
    z-index: 99;
  }
  
  .nav {
    height: 0;
    justify-content: flex-end;
    margin-top: 1em;
    position: absolute;
    visibility: hidden;
    width: 100%;
    white-space: nowrap;
  }
  
  .nav__input {
    position: absolute;
    visibility: hidden;
  }
  
  .nav-toggle {
    background-color: var(--clr-dark);
    border: 0;
    color: var(--clr-light);
    cursor: pointer;
    height: 1em;
    left: 0;
    padding: 0em;
    position: absolute;
    top: 0.5em;
    transition: opacity 250ms ease;
    width: 3em;
  }
  
  .nav-toggle:focus,
  .nav-toggle:hover {
    opacity: 0.75;
  }
  
  .nav__input:checked ~ .nav {
    height: auto;
    position: relative;
    visibility: visible;
  }
  
  .hamburger {
    position: relative;
    width: 50%;
  }
  
  .hamburger,
  .hamburger::before,
  .hamburger::after {
    display: block;
    margin: 0 auto;
    height: 3px;
    background: white;
  }
  
  .hamburger::before,
  .hamburger::after {
    content: "";
    width: 100%;
  }
  
  .hamburger::before {
    transform: translateY(-6px);
  }
  
  .hamburger::after {
    transform: translateY(3px);
  }
  
  .logo {
    color: var(--clr-light);
    margin-left: 35%;
    text-decoration: none;
  }
  
  .nav__list {
    list-style: none;
  }
  
  .nav__link {
    color: var(--clr-light);
    text-decoration: none;
  }
  
  .nav__link--active {
    color: white;
  }
  
  .nav__link:hover,
  .nav__link:focus {
    opacity: 0.7;
  }
  
/* HERO SECTION STYLES */

  .text-cursor {
    animation-duration: 1s;
    animation-iteration-count: infinite;
    animation-name: cursorFlicker;
    color: var(--clr-accent);
    font-size: 2rem;
  }
  
  @keyframes cursorFlicker {
    from {
      opacity: 100%;
    }
  
    50% {
      opacity: 0%;
    }
  
    to {
      opacity: 100%;
    }
  }
  

  .hero {
    min-height: 100vh;
  }

  .hero__scroll-down {
    align-items: center;
    display: flex;
    flex-direction: column;
    margin-top: 4rem;
  }
  
  .hero__arrow {
    animation: arrowAnimation 750ms infinite;
    background: white;
    height: 3rem;
    margin-top: 2rem;
    position: relative;
    width: 0.25rem;
  }
  
  .hero__arrow::before,
  .hero__arrow::after {
    background: white;
    content: "";
    height: 1.5rem;
    position: absolute;
    transform: translateY(1.55rem) translateX(0.1rem) rotateZ(-45deg);
    transform-origin: bottom;
    width: 0.25rem;
  }
  
  .hero__arrow::after {
    transform: translateY(1.55rem) translateX(-0.1rem) rotateZ(45deg);
  }
  
  @keyframes arrowAnimation {
    0% {
      transform: translateY(0rem);
    }
    50% {
      transform: translateY(1rem);
    }
    100% {
      transform: translateY(0rem);
    }
  }

  /* PROJECT STYLES */

  /* CAROUSEL STYLES */
  
  @keyframes tonext {
    75% {
      left: 0;
    }
    95% {
      left: 100%;
    }
    98% {
      left: 100%;
    }
    99% {
      left: 0;
    }
  }

  @keyframes tostart {
    75% {
      left: 0;
    }
    95% {
      left: -100%;
    }
    99% {
      left: 0;
    }
  }

  @keyframes snap {
    96% {
      scroll-snap-align: center;
    }
    97% {
      scroll-snap-align: none;
    }
    99% {
      scroll-snap-align: none;
    }
    100% {
      scroll-snap-align: center;
    }
  }

  .carousel__viewport {
    scrollbar-color: transparent transparent; /* thumb and track */
  }

  .carousel__viewport::-webkit-scrollbar {
    width: 0;
  }

  .carousel__viewport::-webkit-scrollbar-track {
    background: transparent;
  }

  .carousel__viewport::-webkit-slider-thumb {
    background: transparent;
    border: none;
  }

  ol, li {
    list-style: none;
  }

  .carousel {
    position: relative;
    filter: drop-shadow(0 0 10px #0003);
    padding-top: 1rem;
    perspective: 100px;
    max-width: 100%;
  }

  .carousel__viewport {
    position: relative;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    overflow-x: scroll;
    counter-reset: item;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
  }

  .carousel__slide {
    counter-increment: item;
    display: flex;
    flex: 0 0 100%;
    flex-direction: column;
    height: 100%;
    margin-top: 2em;
    position: relative;
    width: 100%;
  }

  .carousel__slide img {
    width: 50vw;
  }

  .carousel__slide button {
    justify-self: flex-end;
  }

  .carousel__slide::before {
    content: counter(item);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate3d(-50%, -40%, 70px);
    color: white;
    font-size: 2em;
  }

  .carousel__snapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    scroll-snap-align: center;
  }

  @media (hover: hover) {
    .carousel__snapper {
      animation-name: tonext, snap;
      animation-timing-function: ease;
      animation-duration: 4s;
      animation-iteration-count: infinite;
    }
    .carousel__slide:last-child .carousel__snapper {
      animation-name: tostart, snap;
    }
  }

  .carousel:hover .carousel__snapper,
  .carousel:focus-within .carousel__snapper {
    animation-name: none;
  }

  .carousel__navigation {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    text-align: center;
  }

  .carousel__navigation-list,
  .carousel__navigation-item {
    display: inline-block;
  }

  .carousel__navigation-button {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    background-color: #333;
    background-clip: content-box;
    border: 0.25rem solid transparent;
    border-radius: 50%;
    font-size: 0;
    transition: transform 0.1s;
  }

  .carousel::before,
  .carousel::after,
  .carousel__prev,
  .carousel__next {
    position: absolute;
    top: 0;
    margin-top: 37.5%;
    width: 4rem;
    height: 4rem;
    transform: translateY(-50%);
    border-radius: 50%;
    font-size: 0;
    outline: 0;
  }

  .carousel::before,
  .carousel__prev {
    left: 1rem;
  }

  .carousel__slide::after,
  .carousel__next {
    right: 1rem;
  }

  .carousel__slide::before,
  .carousel__slide::after {
    content: '';
    z-index: 1;
    background-color: #333;
    background-size: 1.5rem 1.5rem;
    background-repeat: no-repeat;
    background-position: center center;
    color: #fff;
    font-size: 2.5rem;
    line-height: 4rem;
    text-align: center;
    pointer-events: none;
  }

  .carousel::before {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolygon points='0,50 80,100 80,0' fill='%23fff'/%3E%3C/svg%3E");
  }
  
  .carousel::after {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolygon points='100,50 20,100 20,0' fill='%23fff'/%3E%3C/svg%3E");
  }

  /* CONTACT ME SECTION STYLES */
  
  .form {
    display: flex;
    flex-direction: column;
    gap: 1em;
    margin-top: 2rem;
    width: 100%;
  }
  
  .form__section {
    display: flex;
    flex-direction: column;
  }
  
  input,
  textarea {
    border: 2px solid var(--clr-accent);
    border-radius: 4px;
    font-family: var(--font);
    font-size: 1.125rem;
    max-width: 45rem;
    padding: 0.75em 1.5em;
  }
  
  .input:focus {
    outline-color: var(--clr-dark);
    outline-style: solid;
  }
  
  label + input,
  label + textarea {
    margin-top: 1em;
  }
  
  button {
    background-color: var(--clr-dark);
    border: 2px solid var(--clr-accent);
    border-radius: 4px;
    color: var(--clr-accent);
    cursor: pointer;
    display: inline-block;
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: bold;
    margin: 2em 0;
    max-width: 15rem;
    padding: 0.9em 1.5em;
    position: relative;
    text-transform: uppercase;
  }
  
  button a {
    color: var(--clr-accent);
    text-decoration: none;
  }

  button:hover,
  button:focus {
    background-color: var(--clr-accent);
    color: var(--clr-dark);
  }

  button:hover a,
  button:focus a {
    color: var(--clr-dark);
  }

  button + button {
    margin-left: 2rem;
  }

  /* FOOTER STYLES */
  
  footer {
    background-color: var(--clr-dark);
    color: var(--clr-light);
    height: 4rem;
    padding-top: 1rem;
    width: 100%;
  }
  
  .footer__social-links {
    color: white;
    margin-right: 2rem;
  }

  .footer__social-links:hover {
    color: var(--clr-accent);
  }
  
  .text-container {
    margin: 0 auto;
    max-width: 1200px;
    position: relative;
    width: 90%;
  }

  /* Form success page */

  .tick {
    border: 2px solid white;
    border-radius: 50%;
    height: 5rem;
    position: relative;
    width: 5rem;
  }

  .tick::before,
  .tick::after {
    background: white;
    content: "";
    height: 1rem;
    left: 35%;
    position: absolute;
    top: 50%;
    transform: rotate(-45deg);
    width: 0.25rem;
  }

  .tick::after {
    height: 2rem;
    left: 55%;
    top: 30%;
    transform: rotate(45deg);
  }
  
  @media only screen and (min-width: 700px) {
    header {
      padding: 1.5em 0;
    }
  
    .nav-toggle {
      display: none;
    }
  
    .nav {
      align-items: center;
      display: flex;
      height: auto;
      justify-content: flex-end;
      margin: 0 auto;
      visibility: visible;
      position: relative;
    }
  
    .nav__list {
      display: flex;
      margin: 0;
    }
  
    .nav__item {
      margin: 0 0 0 1.5em;
    }
  
    .logo {
      margin: 0 auto;
      width: 80%;
    }
  
    .container {
      display: flex;
      flex-direction: column;
      gap: 1em;
      width: 80%;
    }

    main > section {
      padding-top: 8rem;
    }
  
    .row {
      flex-direction: row;
      justify-content: space-between;
    }
  
    .form {
      width: 100%;
    }
  
    .text-container {
      width: 80%;
    }
  }
  
  @media only screen and (min-width: 1000px) {
    .container {
      gap: 2em;
    }
  }