.box {
  width: 110%;
  padding: 40px;
  position: absolute;
  overflow: hidden;
}  
@import url("https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Mono:wght@300;400&display=swap");
@layer reset, tokens, base, layout, cube, ui, cards, reveal, theme, responsive;
@layer reset {
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
}
@layer tokens {
  :root {
    color-scheme: light;
    --dark-bg: #1c1814;

    --dark-fg: #ede8df;

    --dark-muted: #8a7b6e;

    --light-bg: #f0ece3;

    --light-fg: #0d0d14;

    --light-muted: #9a9aaa;

    --accent-dark: #d4a84b;

    --accent-light: #3a6e00;

    --bg: var(--dark-bg);

    --fg: var(--dark-fg);

    --muted: var(--dark-muted);

    --accent: var(--accent-dark);

    --font-display: "Bebas Neue", sans-serif;

    --font-mono: "DM Mono", monospace;

    --hairline: 0.0625rem;

    --ui-inset: 2rem;

    --card-bg: rgba(28, 24, 20, 0.82);

    --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: light;
  }
  body {
    font-family: var(--font-mono);
    overflow-x: hidden;
    transition: background 0.3s ease, color 0.3s ease;
    background: url('https://raw.githubusercontent.com/VarvaraYakusheva/Digital-Communication/refs/heads/main/FONZVEZD.jpg');
  }
}
@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;
    margin-left: -250px;
    z-index: 999;
  }
  section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem calc(5rem + var(--ui-inset)) 6rem 5rem;
  }
}
@layer cube {
  #cube {
    --s: min(74vw, 74vh, 560px);
    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: var(--font-display);
    font-size: clamp(2rem, 8vw, 5rem);
    letter-spacing: 0.04em;
    color: white;
    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 {
  #upbar {
    position: fixed;
    top: var(--ui-inset);
    right: var(--ui-inset);
    z-index: var(--z-ui);
    text-align: right;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    text-transform: uppercase;
    .progress-bar {
      width: 7.5rem;
      height: var(--hairline);
      background: var(--muted);
      margin-block-start: 0.5rem;
      margin-inline-start: auto;
      position: relative;
      overflow: hidden;
    }
    .progress-fill {
      position: absolute;
      inset-block: 0;
      inset-inline-start: 0;
      width: 0%;
      background: #7CFC00;
      transition: width 0.1s linear;
    }
    .scene-label {
      font-size: 0.6rem;
      color: var(--accent);
      margin-block-start: 0.4rem;
    }
  }
 #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: 0.58rem;
    letter-spacing: 0.28em;
    color: var(--accent);
    text-transform: uppercase;
    margin-block-end: 0.15rem;
  }
  #face_caption_name {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    letter-spacing: 0.08em;
    color: white;
    line-height: 1;
  }
#left-text {
    position: fixed;
    left: -12%;
    top: 40%;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: right center;
    z-index: var(--z-ui);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
  a {
      color: var(--muted);
      text-decoration: none;
    }  
}
} 
#right-text {
    position: fixed;
    right: 5%;
    top: 65%;
    transform: translateY(50%) rotate(90deg);
    transform-origin: right center;
    z-index: var(--z-ui);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}
@layer cards {
  .text-card {
    max-width: 23.75rem;
    padding: 2.25rem 2rem;
    background: var(--card-bg);
    border-left: var(--hairline) solid var(--card-border);
    backdrop-filter: blur(6px) saturate(120%);
    -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;
      border-right: var(--hairline) solid var(--card-border);
      text-align: right;
    }
    &.center {
      margin-inline: auto;
      border-left: none;
      border-top: var(--hairline) solid var(--card-border);
      text-align: center;
      max-width: 28.75rem;
    }
  }
   .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: var(--font-display);
    font-weight: 400;
    letter-spacing: 0.03em;
    line-height: 0.92;
  }
  h1 {
    font-size: clamp(3rem, 8vw, 6.5rem);
  }
  h2 {
    font-size: clamp(2.2rem, 5vw, 4rem);
  }
    .body-text {
    font-size: 0.78rem;
    line-height: 1.8;
    color: white;
    margin-block-start: 1.25rem;
  }
   .button-row {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.75rem;
    margin-block-start: 1.75rem;
  }
  .text-card.right .button-row {
    justify-content: flex-end;
  }
  .button {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.25rem;
    border: var(--hairline) solid var(--accent);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    &:hover {
      background: var(--accent);
      color: var(--bg);
    }
    svg {
      width: 0.6875rem;
      height: 0.6875rem;
    }
  }
  .button-back {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.25rem;
    border: var(--hairline) solid
      color-mix(in srgb, var(--muted) 45%, transparent);
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    &:hover {
      background: color-mix(in srgb, var(--muted) 12%, transparent);
      border-color: var(--muted);
      color: var(--fg);
    }
    svg {
      width: 0.6875rem;
      height: 0.6875rem;
    }
  }
}
@layer reveal {
  :is(.tag, h1, h2, .body-text, .button, .button-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;
  }
  :is(.button, .button-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;
  }
  :is(.tag, h1, h2, .body-text, .button, .button-back).visible {
    opacity: 1;
    translate: 0 0;
  }
}
@layer theme {

  :root {

    color-scheme: light;

    --bg: var(--light-bg);

    --fg: var(--light-fg);

    --muted: var(--light-muted);

    --accent: var(--accent-light);

    --card-bg: rgba(240, 236, 227, 0.08);

    --card-border: rgba(58, 110, 0, 0.14);



    .face {
      background: repeating-linear-gradient(
          0deg,
          rgba(0, 0, 0, 0.05) 0,
          rgba(0, 0, 0, 0.05) 1px,
          transparent 1px,
          transparent 48px
        ),
        repeating-linear-gradient(
          90deg,
          rgba(0, 0, 0, 0.05) 0,
          rgba(0, 0, 0, 0.05) 1px,
          transparent 1px,
          transparent 48px
        ),
        #ddd8cf;
    }
    .face-ph {
      color: rgba(0, 0, 0, 0.07);
    }
    }
    #face_caption_name {
      opacity: 0.35;
    }
  }
}
@layer responsive {

  @media (width <= 56.25em) { 

    #upbar {

      top: 1rem;

      right: 1rem;

    }



    #scene_strip {

      display: none;

    }

    

     #left-text {

      display: none;

    }

    

    #right-text {

     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;
    }
    .button-row {
      margin-block-start: 1.25rem;
    }
  }
}
#s0 {

position: relative;

margin-left: 100px;

z-index: 9999;

  }

  

#s2 {

position: relative;

margin-left: 100px;

z-index: 9999;

  }

  

#s4 {

position: relative;

margin-left: 100px;

z-index: 9999;

  }