@layer reset,
tokens,
base,
layout,
cube,
ui,
cards,
reveal,
theme,
responsive;

@layer reset {

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

@font-face {
  font-family: 'Bakin';
  src: url('../../@/Bakin.woff2') format('woff2'),
       url('../../@/Bakin.woff') format('woff');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Times Sans Serif';
  src: url('../../@/TimesSansSerif.eot');
  src: url('../../@/TimesSansSerif.eot?#iefix') format('embedded-opentype'),
    url('../../@/TimesSansSerif.woff2') format('woff2'),
    url('../../@/TimesSansSerif.woff') format('woff'),
    url('../../@/imesSansSerif.ttf') format('truetype'),
    url('../../@/TimesSansSerif.svg#TimesSansSerif') format('svg');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@layer tokens {
  :root {
    --font-display: 'Roboto Mono', monospace;
    --font-mono: 'Roboto Mono', monospace;
    --hairline: 0.0rem;
    --ui-inset: 0rem;
    /*--card-bg: rgba(28, 24, 20, 0.267);
    --card-border: rgba(212, 168, 75, 0.2);*/
    --nav-x: calc(var(--ui-inset) + 0.125rem);
    --reveal-offset: 0.625rem;
    --reveal-duration: 0.5s;
    --z-ui: 10;
  }
}

@layer base {
  html {
    color-scheme: dark;
  }

  body {
    font-family: 'Roboto Mono', monospace;
    overflow-x: hidden;
    transition: background 0.3s ease, color 0.3s ease;
    margin: 0;
    --x: calc(var(--posX, 0) * 1px);
    --y: calc(var(--posY, 0) * 1px);
    background-image:
      linear-gradient(115deg, rgb(211 255 215), rgb(0 0 0)),
      radial-gradient(90% 100% at calc(40% + var(--x)) calc(0% + var(--y)), rgba(200, 200, 200, 0.404), rgb(022 000 045)),
      radial-gradient(100% 100% at calc(80% - var(--x)) calc(0% - var(--y)), rgb(250 255 000), rgb(168, 92, 47)),
      radial-gradient(150% 210% at calc(100% + var(--x)) calc(0% + var(--y)), rgb(020 175 125), rgb(255, 196, 0)),
      radial-gradient(100% 100% at calc(100% - var(--x)) calc(30% - var(--y)), rgb(255 077 000), rgb(255, 145, 0)),
      linear-gradient(60deg, rgb(255 000 000), rgb(255, 97, 86));
    background-blend-mode: overlay, overlay, difference, difference, difference, normal;
  }
}

@layer layout {
  #scene {
    position: fixed;
    inset: 0;
    z-index: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1100px;
    pointer-events: none;
  }

  #scroll_container {
    position: relative;
    z-index: 1;
  }

  section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem calc(5rem + var(--ui-inset)) 6rem 5rem;
  }
}

@layer cube {
  #cube {
    --s: min(55.5vw, 55.5vh, 420px);
    width: var(--s);
    height: var(--s);
    position: relative;
    transform-style: preserve-3d;
    transform: rotateX(90deg) rotateY(0deg);
    will-change: transform;
  }

  .face {
    position: absolute;
    inset: 0;
    overflow: hidden;
    backface-visibility: hidden;

    img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    &:has(img) .face-ph {
      display: none;
    }
  }

  .face-ph {
    position: absolute;
    bottom: 1.5rem;
    left: 1.75rem;
    font-family: 'Times Sans Serif';
    font-size: clamp(2rem, 8vw, 5rem);
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.06);
    pointer-events: none;
    user-select: none;
  }

  .face[data-face="front"] {
    transform: translateZ(calc(var(--s) / 2));
  }

  .face[data-face="back"] {
    transform: rotateY(180deg) translateZ(calc(var(--s) / 2));
  }

  .face[data-face="right"] {
    transform: rotateY(90deg) translateZ(calc(var(--s) / 2));
  }

  .face[data-face="left"] {
    transform: rotateY(-90deg) translateZ(calc(var(--s) / 2));
  }

  .face[data-face="top"] {
    transform: rotateX(-90deg) translateZ(calc(var(--s) / 2));
  }

  .face[data-face="bottom"] {
    transform: rotateX(90deg) translateZ(calc(var(--s) / 2));
  }
}

@layer ui {
  #hud {
    position: fixed;
    top: var(--ui-inset);
    right: var(--ui-inset);
    z-index: var(--z-ui);
    text-align: right;
    font-size: 0.0rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    text-transform: uppercase;

    .scene-label {
      font-size: 0rem;
      color: var(--accent);
      margin-block-start: 0.4rem;
    }
  }

  ::-webkit-scrollbar {
    display: none;
  }

  #scene_strip {
    position: fixed;
    left: var(--nav-x);
    top: 50%;
    translate: -50% -50%;
    z-index: var(--z-ui);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  #theme_toggle {
    &:hover {}

    svg {
      width: 0rem;
      height: 0rem;
      position: absolute;
      transition: opacity 0.3s ease, rotate 0.3s ease;
      color: var(--accent);
    }

    .icon-sun {}

    .icon-moon {}
  }

  #face_caption {
    position: fixed;
    bottom: var(--ui-inset);
    left: 50%;
    translate: -50% 0;
    z-index: var(--z-ui);
    text-align: center;
    pointer-events: none;
    user-select: none;
  }

  #face_caption_num {
    font-size: 0rem;
  }

  #face_caption_name {
    font-family: 'Bakin';
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    letter-spacing: 0.08em;
    color: var(--muted);
    opacity: 0.5;
    line-height: 1;
  }
}

@layer cards {
  .text-card {
    max-width: 23.75rem;
    padding: 2.25rem 2rem;
    -webkit-backdrop-filter: blur(6px) saturate(120%);
    overflow: hidden;
    transition: background 0.3s ease, border-color 0.3s ease;

    &.right {
      margin-inline-start: auto;
      border-left: none;
      text-align: right;

      .h-line {
        transform-origin: right;
        margin-inline-start: auto;
      }
    }

    &.center {
      margin-inline: auto;
      border-left: none;
      text-align: center;
      max-width: 28.75rem;

      .h-line {
        transform-origin: center;
        margin-inline: auto;
      }
    }
  }

  .tag {
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    margin-block-end: 1.1rem;
  }

  :where(h1, h2) {
    font-family: 'Roboto Mono', monospace;
    font-weight: 400;
    letter-spacing: 0.03em;
    line-height: 0.92;
  }

  h1 {
    font-size: clamp(1.5rem, 4vw, 3.25rem);
  }

  h2 {
    font-size: clamp(1.1rem, 2.5vw, 2rem);
  }

  h3 {
    font-family: 'Bakin';
    font-weight: 100;
    color: #9A6106;
    font-size: clamp(1.5rem, 4vw, 3.25rem);
  }

  .body-text {
    font-size: 1.0rem;
    line-height: 1.8;
    color: color-mix(in srgb, var(--fg) 55%, transparent);
    margin-block-start: 1.25rem;
  }

  .stat-row {
    display: flex;
    gap: 2.5rem;
    margin-block-start: 2rem;
    flex-wrap: wrap;
  }

  .stat {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
  }

  .stat-num {
    font-family: 'Bakin';
    font-size: 2.2rem;
    color: var(--accent);
    line-height: 1;
  }

  .stat-label {
    font-size: 0.58rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .h-line {
    width: 3.125rem;
    height: var(--hairline);
    background: var(--accent);
    margin-block-end: 1.2rem;
    transform-origin: left;
  }

  .cta-row {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.75rem;
    margin-block-start: 1.75rem;
  }

  .text-card.right .cta-row {
    justify-content: flex-end;
  }

  .cta {
    display: inline-flex;
    align-items: center;
    gap: 0.rem;
    padding: 0.6rem 0rem;
    color: #9A6106;
    font-family: 'Roboto Mono', monospace;
    font-size: 1.5rem;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
  }

  .cta-back {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.25rem;
    color: var(--muted);
    font-family: 'Roboto Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;

    svg {
      width: 0.6875rem;
      height: 0.6875rem;
    }
  }
}

@layer reveal {
  :is(.tag, h1, h2, .body-text, .stat-row, .cta, .cta-back) {
    opacity: 0;
    translate: 0 var(--reveal-offset);
  }

  :is(h1, h2) {
    translate: 0 1.125rem;
    transition: opacity var(--reveal-duration) ease 0.08s,
      translate var(--reveal-duration) ease 0.08s;
  }

  .tag {
    transition: opacity var(--reveal-duration) ease,
      translate var(--reveal-duration) ease;
  }

  .body-text {
    transition: opacity var(--reveal-duration) ease 0.2s,
      translate var(--reveal-duration) ease 0.2s;
  }

  .stat-row {
    transition: opacity var(--reveal-duration) ease 0.3s,
      translate var(--reveal-duration) ease 0.3s;
  }

  :is(.cta, .cta-back) {
    transition: opacity var(--reveal-duration) ease 0.35s,
      translate var(--reveal-duration) ease 0.35s, background 0.2s, color 0.2s,
      border-color 0.2s;
  }

  .h-line {
    opacity: 0;
    scale: 0 1;
    transition: opacity 0.4s ease, scale 0.4s ease;
  }

  :is(.tag, h1, h2, .body-text, .stat-row, .cta, .cta-back).visible {
    opacity: 1;
    translate: 0 0;
  }

  .h-line.visible {
    opacity: 1;
    scale: 1 1;
  }
}

@layer responsive {
  @media (width <=56.25em) {
    #hud {
      top: 1rem;
      right: 1rem;
    }

    #scene_strip {
      display: none;
    }

    #theme_toggle {
      bottom: 1rem;
      left: 1.25rem;
      translate: 0 0;
    }

    #face_caption {
      bottom: 1rem;
    }

    section {
      min-height: 150vh;
      align-items: flex-end;
      padding: 0 1.5rem 3.5rem;
    }

    #s0 {
      min-height: 100vh;
      align-items: center;
      padding: 4rem 1.5rem;
    }

    :is(.text-card, .text-card.right, .text-card.center) {
      max-width: 100%;
      padding: 1.5rem 1.25rem;
    }

    .body-text {
      line-height: 1.55;
    }

    .stat-row {
      gap: 1.5rem;
      margin-block-start: 1.25rem;
    }

    .cta-row {
      margin-block-start: 1.25rem;
    }
  }
}