*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
@font-face {
  font-family: "Gravitas One";
  src: url("../assets/fonts/GravitasOne.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Red Hat";
  src: url("../assets/fonts/RedHatText-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Red Hat";
  src: url("../assets/fonts/RedHatText-Italic-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Modernline";
  src: url("../assets/fonts/modernline.otf") format("opentype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Modernline";
  src: url("../assets/fonts/modernline-bold.otf") format("opentype");
  font-weight: bold;
  font-style: normal;
  font-display: swap;
}


:root {
  --dark: hsl(240, 9%, 13%);
  --champange: hsl(32, 100%, 90%);
  --font-gravitas: "Gravitas One", sans-serif;
  --font-redhat: "Red Hat", sans-serif;
  --font-moderline: "Modernline", sans-serif;

  /* Button colors for variants */
  --btn-main-bg-light: var(--dark);
  --btn-main-bg-dark: var(--champange);
  --btn-main-fg-light: var(--champange);
  --btn-main-fg-dark: var(--dark);

  --btn-outline-bg: transparent;
  --btn-outline-fg-light: var(--dark);
  --btn-outline-fg-dark: var(--champange);
  --btn-outline-border-light: var(--dark);
  --btn-outline-border-dark: var(--champange);

  --btn-transition: background 0.25s cubic-bezier(.4,0,.2,1), color 0.25s cubic-bezier(.4,0,.2,1), border-color 0.25s cubic-bezier(.4,0,.2,1), box-shadow 0.25s cubic-bezier(.4,0,.2,1), transform 0.15s cubic-bezier(.4,0,.2,1);
  --btn-radius: 9999px;
  --btn-shadow: 0 2px 16px 0 rgba(0,0,0,0.08);
  --btn-padding: 0.75em 2.25em;
  --btn-font-size: 1.1em;
  --btn-font-weight: 700;
  --btn-gap: 0.5em;

  --animate-font-size: clamp(4em, 10vw, 16em);

  --white-ash: #f5f5f7;
  --dark-ash: #23232b;
}

[data-theme="light"] {
  --background: var(--champange);
  --foreground: var(--dark);
  --header-shadow: rgba(0, 0, 0, 0.2);
  --header-drop-shadow: rgba(0, 0, 0, 0.37);
  --backdrop-brightness: 1.1;

  --btn-main-bg: var(--btn-main-bg-light);
  --btn-main-fg: var(--btn-main-fg-light);
  --btn-outline-fg: var(--btn-outline-fg-light);
  --btn-outline-border: var(--btn-outline-border-light);

  --ash: var(--dark-ash);
}
[data-theme="dark"] {
  --background: var(--dark);
  --foreground: var(--champange);
  --header-shadow: rgba(255, 255, 255, 0.3);
  --header-drop-shadow: rgba(255, 255, 255, 0.15);
  --backdrop-brightness: 0.9;
  
  --btn-main-bg: var(--btn-main-bg-dark);
  --btn-main-fg: var(--btn-main-fg-dark);
  --btn-outline-fg: var(--btn-outline-fg-dark);
  --btn-outline-border: var(--btn-outline-border-dark);

  --ash: var(--white-ash);
}

html,
body {
  position: relative;
  width: 100%;
  max-width: 120em;
  margin: 0 auto;
  height: 100%;
  scroll-behavior: smooth;
  overflow-x: hidden;
  font-family: "Red Hat", sans-serif;
  font-size: 1em;
  background: var(--background);
  color: var(--foreground);

  a {
    color: var(--foreground);
    text-decoration: none;
    font-weight: 400;
  }

  button {
    cursor: pointer;
    font-family: inherit;
    font-size: var(--btn-font-size);
    font-weight: var(--btn-font-weight);
    border-radius: var(--btn-radius);
    padding: var(--btn-padding);
    border: none;
    outline: none;
    transition: var(--btn-transition);
    box-shadow: var(--btn-shadow);
    display: inline-flex;
    align-items: center;
    gap: var(--btn-gap);
    background: none;
    color: inherit;
  }
}

/* Button Variants */
.button-main,
button.button-main {
  background: var(--btn-main-bg);
  color: var(--btn-main-fg);
  border: none;
  box-shadow: var(--btn-shadow);
  transition: var(--btn-transition);
  position: relative;
  overflow: hidden;
}
.button-main:hover,
.button-main:focus-visible {
  background: linear-gradient(90deg, var(--btn-main-bg) 80%, var(--btn-main-fg) 120%);
  color: var(--btn-main-fg);
  filter: brightness(1.08) drop-shadow(0 2px 8px var(--btn-main-bg));
  transform: translateY(-2px) scale(1.03);
}

.button-outline,
button.button-outline {
  background: var(--btn-outline-bg);
  color: var(--btn-outline-fg);
  border: 2px solid var(--btn-outline-border);
  box-shadow: none;
  transition: var(--btn-transition);
  position: relative;
  overflow: hidden;
}
.button-outline:hover,
.button-outline:focus-visible {
  background: var(--btn-outline-border);
  color: var(--background);
  border-color: var(--btn-outline-border);
  box-shadow: 0 2px 12px 0 var(--btn-outline-border);
  transform: translateY(-2px) scale(1.03);
}

.title-container {
  display: block;
  overflow: hidden;
  width: max-content;
  height: calc(var(--animate-font-size) * 1.2);
  /* border: solid; */
}

.text-container {
  display: block;
  overflow: hidden;
  width: max-content;
  height: max-content;
  /* border: solid; */
  word-spacing: normal;
}

.animate-title {
  font-size: var(--animate-font-size);
  font-weight: 900;
  line-height: 1;
  word-break: break-word;
  font-family: var(--font-gravitas);
}

.available {
  width: 8px;
  height: 8px;
  background: lime;
  border-radius: 50%;
  margin-left: -7px;
}

header {
  position: fixed;
  top: 1em;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 42em;
  padding: 1em;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
  border-radius: inherit;
  border-radius: 32px;
  transition: opacity 260ms ease-out;
  filter: drop-shadow(-8px -10px 46px var(--header-drop-shadow));
  backdrop-filter: brightness(var(--backdrop-brightness)) blur(12px) url(#displacementFilter);

  aside {
    display: flex;
    align-items: center;
    gap: 0.75em;
    position: relative;
    z-index: 1;
    
    div {
      width: 2.5em;
      height: 2.5em;
      overflow: hidden;
      border-radius: 9999px;

      img {
        width: 100%;
        height: 100%;
        object-fit: cover;
      }
    }
  }

  nav {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 1em;

    a, button {
      position: relative;
      z-index: 1;
    }

    button {
      border: none;
      outline: none;
      background: none;
      padding: 0;
    }
  }
}

header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  border-radius: 32px;
  -webkit-box-shadow: inset 2px 2px 0px -2px var(--header-shadow),
    inset 0 0 3px 1px var(--header-shadow);
  box-shadow: inset 6px 6px 0px -6px var(--header-shadow),
    inset 0 0 8px 1px var(--header-shadow);
}

main {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4em;

  #display {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 6em;
  }
  
  article {
    width: 100%;
    /* border: solid; */
    display: flex;
    align-items: center;
    justify-content: space-between;

    .text-container {
      width: 100%;
      p {
        font-size: clamp(1em, 10em, 1.5em);
        width: 100%;
      }
    }

    button {
      /* Removed padding for responsiveness */
      padding: 1.5em 3em;
      width: max-content;
    }
  }

  figure {
    position: absolute;
    top: 40%;
    right: 10%;
    transform: translateY(-50%);
    width: 100%;
    max-width: 25em;
    height: 35em;
    padding: 1em 1em 8em 1em;
    rotate: 10deg;
    background: var(--ash);
    transition: rotate 200ms ease;

    &:hover{
      rotate: -10deg;
    }

    img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    figcaption{
      font-family: var(--font-moderline);
      color: var(--background);
      font-size: clamp(1em, 10vw, 2em);
    }
  }
}

footer {
  width: 100%;
  max-width: 75em;
  margin: 0 auto;
  padding: 4em 1em;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  clip-path: polygon();
  background: var(--foreground);
  color: var(--background);
  border-top-right-radius: 1em;
  border-top-left-radius: 1em;

  #copyright {
    flex-direction: row;
    align-items: center;
    gap: 0.2em;
    font-size: 1.6em;
    font-weight: 500;
  }

  aside {
    display: flex;
    flex-direction: column;
    align-items: flex-start;

    div {
      display: flex;
      align-items: center;
      
      hr {
        width: clamp(1em, 10vw, 2em);
        margin: 0 0.5em;
      }

      &:last-child{
        opacity: 0.6;
      }
    }
  }
}

@media (max-width: 900px) {
  main {
    /* flex-direction: column; */
    align-items: stretch;
    padding: 0 2em;
    margin: 8em 0;

    #display {
      gap: 3em;
    }

    article {
      flex-direction: column;
      align-items: stretch;
      gap: 2em;

      .text-container {
        p {
          font-size: clamp(1em, 6vw, 1.2em);
        }
      }
    }

    figure {
      top: 95%;
      bottom: 0;
    }
  }
}

@media (max-width: 600px) {
  main {
    padding: 0 1em;

    #display {
      gap: 2em;

      article {
        button {
          padding: var(--btn-padding);
        }
      }
    }

    figure {
      top: 70%;
      width: 100%;
      max-width: 23em;
      height: 27em;
      right: 50%;
      transform: translateX(50%);

      figcaption{
        font-size: 1.4em;
      }
    }
  }

  footer {
    align-items: flex-start;
    gap: 1em;
    flex-direction: column;
  }
}


/** 
 * .sr-only utility class for accessible, visually hidden content
 * (screen reader only)
 */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.section-divider {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2em 0;
  width: 100%;
}

.divider-svg {
  width: 100%;
  max-width: 1200px;
  height: auto;
  fill: none;
  stroke: var(--foreground);
  stroke-width: 2;
}

.divider-svg text {
  font-family: var(--font-redhat);
  font-size: 24px;
  fill: var(--foreground);
  text-anchor: middle;
  dominant-baseline: middle;
}

@media (max-width: 600px) {

  .section-divider {
    margin: 1em 0;
  }

  .divider-svg text {
    font-size: 18px;
  }
}