/* Global stuff */
:root {
  /* Structure Sizes */
  --header-h: 3.5rem;
  --home-logo-size: clamp(2rem, 3vw, calc(var(--header-h) - 1rem));
  --hero-h: 120vh;
  --hero-tb-padding: 25vh;

  /* Colour Palette */
  --c-primary: #77a290;
  --c-secondary: #dde1c9;
  --c-tertiary: #f2f3ee;
  --c-accent: #ffd754;
  --c-top-main: #5c889c;
  --c-bot-main: #11191c;
  --c-strong: #14331f;

  /* Fonts */
  --f-heading: 'League Spartan', sans-serif;
  --f-subheading: 'Monstserrat', sans-serif;
  --f-main: 'DM Sans', sans-serif;
}

a {
  all: unset;

  cursor: pointer;
}

h1 {
  font-family: var(--f-heading);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 3rem);
  font-family: var(--f-subheading);
  font-weight: 500;
}

p {
  font-size: clamp(1rem, 2vw, 1.5rem);
}

h3 {
  font-size: clamp(1.2rem, 2.1vw, 2.5rem);
}

.bg-box {
  background-color: var(--c-primary);
  box-shadow: var(--c-accent) 5px 5px 0px 0px;
  padding: 0.5rem 0.25rem;
  border: solid 2px var(--c-strong);
}

.button {
  /* Structure */
  width: clamp(8rem, 22vw, 10rem);
  aspect-ratio: 6 / 1;
  border-radius: 10px;

  /* Text */
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  color: white;
  font-family: var(--f-subheading);
  font-size: clamp(1rem, 8vw, 1.5rem);
  font-weight: 700;

  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.icon {
  width: 1.5em;
  height: 1.5em;
}

.st0 {
  fill: white;
}

/* Specific styles */
body {
  font-family: var(--f-main);
  font-weight: 300;
}

header {
  position: sticky;
  top: 0;
  background-color: var(--c-top-main);
  height: var(--header-h);
  z-index: 5;

  & > nav {
    display: flex;
    align-items: center;

    & > a {
      padding: 0.5rem;
    }

    & > ul {
      display: flex;
      width: 100%;
      justify-content: space-around;
      padding: 0;

      & > li {
        display: block;
        flex: 1 1 0;
        text-align: center;
      }
    }
  }
}

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

  height: 120vh;
  padding: var(--hero-tb-padding) 1rem;

  background-image: url('images/hero-mountain.png');
  background-size: cover;
  background-position: center;

  & > hgroup {
    text-align: center;

    & > .title-container {
      & > h1 {
        width: 100%;
        font-size: clamp(2.5rem, 10vw, 8rem);
        color: var(--c-accent);
        text-shadow: var(--c-strong) 2px 2px 0px;
      }
    }

    & > p {
      font-family: var(--f-subheading);
      font-size: clamp(1rem, 3vw, 2rem);
      font-weight: 200;
    }
  }

  & > #countdown {
    display: flex;
    justify-content: center;
    column-gap: clamp(0.5rem, 3vw, 2rem);
    text-align: center;
    width: 90vw;
    max-width: 25rem;

    & > .cd-col {
      flex: 0 0 25%;

      & > .value {
        font-size: clamp(2.5rem, 10vw, 5rem);
        color: var(--c-accent);
        text-shadow: var(--c-strong) 2px 2px;
      }
    }
  }

  & > nav {
    & > ul {
      padding: 0;

      & > li {
        display: block;
      }

      li + li {
        margin-top: 1rem;
      }
    }
  }
}

.top-screen {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  z-index: 10;

  & > #animated-duck-container {
    position: absolute;
    bottom: -1vh;
    left: -120vw;
    /* Keeping this in case the animation break */

    & > svg {
      height: 12vh;
    }
  }

  & > .reeds {
    position: fixed;
    bottom: 0;
    width: 100%;
    pointer-events: none;

    & > .left,
    .right {
      position: absolute;
      bottom: 0;
      width: 100%;
      height: 20vh;

      & > img {
        position: fixed;
        bottom: calc(72px - 27vw);
      }
    }
  }
}

main {
  background: linear-gradient(to bottom, var(--c-top-main) 0, var(--c-bot-main) 100%);
  padding-bottom: 5rem;

  & > article {
    display: grid;
    place-items: center;
    row-gap: 10rem;

    & > .jump-section {
      padding-top: calc(var(--header-h) + 1rem);
    }

    & > section {
      display: grid;
      place-items: center;
      width: 100%;

      & > .section-container {
        min-width: 15rem;

        & > h2 {
          display: block;
          padding: 0.5rem;
          font-weight: 700;
          color: var(--c-accent);
        }

        & > .section-content {
          display: flex;
          flex-direction: column;
          gap: 1rem;
          padding: 0.5rem;

          & > h3 {
            color: var(--c-secondary);
          }

          & > p {
            color: white;

            & > a {
              color: var(--c-accent);
            }
          }

          & strong {
            font-weight: 900;
          }
        }

        & > .section-footer {
          display: flex;
          flex-wrap: wrap;
          justify-content: space-evenly;
          gap: 1rem;
          padding: 1rem 0;

          & > * {
            flex: 0 1 200px;
          }
        }
      }
    }
  }
}

#faq {
  & > .section-container {
    & > .section-content {
      & > p {
        margin-bottom: 3rem;
      }
    }
  }
}

.gallery {
  display: none;
}

#calendar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;

  & > .bg-box {
    width: 90%;
    padding: 1rem;

    & span {
      float: right;
    }

    & > h3 {
      color: var(--c-accent);
    }

    & > h4 {
      color: var(--c-strong);
    }

    & > p {
      color: var(--c-tertiary);
      font-size: 1rem;
    }
  }
}

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--c-accent);
  background-color: var(--c-primary);

  .icons {
    display: flex;
    gap: 0.5rem;

    & .icon {
      width: 1.5em;
      height: 1.5em;
    }
  }
}

.duck-fact {
  display: none;
  background-color: var(--c-strong);
  padding: 1rem;

  & > h2 {
    font-size: clamp(1rem, 2.5vw, 1.8rem);
    font-family: var(--f-heading);
    color: var(--c-accent);
  }

  & > p {
    color: white;
    font-size: clamp(0.8rem, 2vw, 1.2rem);
  }
}

/* Media Queries */

/* Calendar can display things in a row */
@media (min-width: 570px) {
  #calendar {
    flex-direction: row;
    align-items: flex-start;
    flex-wrap: wrap;

    & > .bg-box {
      width: 100%;
      flex: 1 1 30%;
    }
  }

  .section-container {
    max-width: 47rem;
  }
}

/* Hero nav buttons display as a row */
@media (min-width: 600px) {
  .hero-nav {
    width: 100%;

    & > ul {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      flex-direction: row;
      gap: 1rem;

      & > li {
        margin: 0 !important;
        padding: 0;
      }
    }
  }
}

/* Aside stuff working */
@media (min-width: 1280px) {
  section {
    grid-template-columns: [left] 1fr [mid] auto [right] 1fr;
    grid-column-gap: 0.5rem;

    .section-container {
      grid-column: mid;
    }
  }

  .duck-fact {
    display: block;
    width: min(80%, 25rem);
  }

  .gallery {
    display: flex;
    justify-content: space-around;

    & > .photo {
      width: 25vw;
      height: auto;
      animation: pop-in 0.3 ease;
      background-color: white;
      border: 5px solid transparent;
      box-shadow: 5px 5px 7px black;
    }
  }
}