/* ========================================================================
   darabos.dk — scroll-driven 3D cube experience
   dark #08080a · gold #d8b86a · Inter Tight · Fraunces marks · JetBrains chips
   ======================================================================== */

@font-face {
  font-family: 'Inter Tight';
  src: url('../assets/fonts/inter-tight-var.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'Fraunces';
  src: url('../assets/fonts/fraunces-var.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('../assets/fonts/jetbrains-mono.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}

:root {
  --bg: #08080a;
  --panel: rgba(15, 15, 19, 0.78);
  --panel-border: rgba(216, 184, 106, 0.22);
  --line: rgba(255, 255, 255, 0.08);
  --text: #f5f4f2;
  --text-dim: rgba(245, 244, 242, 0.6);
  --muted: rgba(245, 244, 242, 0.38);
  --gold: #d8b86a;
  --sans: 'Inter Tight', -apple-system, 'Helvetica Neue', sans-serif;
  --serif: 'Fraunces', Georgia, serif;
  --mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
  --hairline: 1px;
  --ui-inset: 2rem;
  --reveal-offset: 0.7rem;
  --reveal-duration: 0.55s;
  --z-ui: 10;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.serif { font-family: var(--serif); }
.mono { font-family: var(--mono); }

::selection { background: var(--gold); color: var(--bg); }
a:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }

/* --- fixed 3D scene ------------------------------------------------------ */

#scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1100px;
  pointer-events: none;
}
#scene::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 55% at 50% 38%, rgba(216, 184, 106, 0.07), transparent 65%);
}

#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;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.3rem;
  background:
    repeating-linear-gradient(0deg, rgba(216, 184, 106, 0.04) 0, rgba(216, 184, 106, 0.04) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(90deg, rgba(216, 184, 106, 0.04) 0, rgba(216, 184, 106, 0.04) 1px, transparent 1px, transparent 48px),
    #101014;
  border: var(--hairline) solid rgba(216, 184, 106, 0.16);
}

.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)); }

.face-mark {
  font-weight: 600;
  font-size: calc(var(--s) * 0.42);
  color: var(--gold);
  line-height: 1;
}
.face-sig {
  font-weight: 300;
  font-style: italic;
  font-size: calc(var(--s) * 0.22);
  color: var(--gold);
  line-height: 1;
}
.face-word {
  font-size: 0.62rem;
  letter-spacing: 0.45em;
  color: var(--muted);
  text-transform: uppercase;
}
.face-icon {
  width: calc(var(--s) * 0.3);
  color: var(--gold);
}
.face-name {
  font-weight: 700;
  font-size: clamp(1.4rem, calc(var(--s) * 0.07), 2.2rem);
  letter-spacing: -0.02em;
}
.face-mail { color: var(--text); }
.face-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: var(--hairline) solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  background: rgba(8, 8, 10, 0.7);
}
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot-live { background: #4ade80; box-shadow: 0 0 8px rgba(74, 222, 128, 0.8); }

/* --- topbar ---------------------------------------------------------------- */

.topbar {
  position: fixed;
  top: var(--ui-inset);
  left: var(--ui-inset);
  z-index: var(--z-ui);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--text);
}
.brand-mark { font-weight: 600; font-size: 1.45rem; color: var(--gold); line-height: 1; }
.brand-name { font-weight: 700; font-size: 1rem; letter-spacing: -0.01em; }

/* --- HUD --------------------------------------------------------------------- */

#hud {
  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: rgba(245, 244, 242, 0.18);
  margin: 0.5rem 0 0 auto;
  position: relative;
  overflow: hidden;
}
.progress-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0%;
  background: var(--gold);
  transition: width 0.1s linear;
}
.scene-label { font-size: 0.6rem; color: var(--gold); margin-top: 0.4rem; }

/* --- scene dots ----------------------------------------------------------------- */

#scene_strip {
  position: fixed;
  left: var(--ui-inset);
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-ui);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.scene-dot {
  position: relative;
  display: block;
  width: 0.28rem;
  height: 0.28rem;
  border-radius: 50%;
  background: rgba(245, 244, 242, 0.3);
  transition: background 0.3s, transform 0.3s;
}
.scene-dot::before { content: ''; position: absolute; inset: -0.35rem; }
.scene-dot.active { background: var(--gold); transform: scale(1.8); }

/* --- face caption ------------------------------------------------------------------ */

#face_caption {
  position: fixed;
  bottom: var(--ui-inset);
  left: 50%;
  transform: translateX(-50%);
  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(--gold);
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}
#face_caption_name {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.6rem, 4.6vw, 3.2rem);
  letter-spacing: 0.06em;
  color: var(--muted);
  opacity: 0.45;
  line-height: 1;
}

/* --- scroll scenes -------------------------------------------------------------------- */

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

section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem calc(4rem + var(--ui-inset)) 6rem 5rem;
}

.text-card {
  max-width: 25rem;
  padding: 2.3rem 2.1rem;
  background: var(--panel);
  border-radius: 20px;
  border: var(--hairline) solid var(--line);
  border-left: var(--hairline) solid var(--panel-border);
  backdrop-filter: blur(10px) saturate(120%);
  -webkit-backdrop-filter: blur(10px) saturate(120%);
  overflow: hidden;
}
.text-card.right {
  margin-left: auto;
  border-left: var(--hairline) solid var(--line);
  border-right: var(--hairline) solid var(--panel-border);
  text-align: right;
}
.text-card.right .h-line { transform-origin: right; margin-left: auto; }
.text-card.center {
  margin-inline: auto;
  text-align: center;
  max-width: 29rem;
  border-left: var(--hairline) solid var(--line);
  border-top: var(--hairline) solid var(--panel-border);
}
.text-card.center .h-line { transform-origin: center; margin-inline: auto; }

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

h1, h2 {
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
  text-transform: none;
}
h1 { font-size: clamp(3rem, 7.5vw, 5.6rem); }
h2 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }

.body-text {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-dim);
  margin-top: 1.25rem;
}

.stat-row {
  display: flex;
  gap: 2.2rem;
  margin-top: 1.8rem;
  flex-wrap: wrap;
}
.text-card.right .stat-row { justify-content: flex-end; }
.stat { display: flex; flex-direction: column; gap: 0.2rem; }
.stat-num { font-weight: 600; font-size: 2.2rem; color: var(--gold); line-height: 1; }
.stat-label {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.h-line {
  width: 3.2rem;
  height: var(--hairline);
  background: var(--gold);
  margin-bottom: 1.2rem;
  transform-origin: left;
}

.cta-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.75rem;
  flex-wrap: wrap;
}
.text-card.right .cta-row { justify-content: flex-end; }
.text-card.center .cta-row { justify-content: center; }

.cta, .cta-back {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border-radius: 999px;
  padding: 0.75rem 1.4rem;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
}
.cta {
  background: var(--text);
  color: var(--bg);
  border: var(--hairline) solid var(--text);
}
.cta:hover { background: #fff; }
.cta-back {
  background: transparent;
  color: var(--text-dim);
  border: var(--hairline) solid rgba(255, 255, 255, 0.25);
}
.cta-back:hover { border-color: rgba(255, 255, 255, 0.55); color: var(--text); }
.cta svg, .cta-back svg { width: 0.7rem; height: 0.7rem; }

.footnote {
  margin-top: 2.2rem;
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--muted);
}

/* --- reveals (staggered, per pen principle) --------------------------------------------- */

.tag, h1, h2, .body-text, .stat-row, .cta, .cta-back, .footnote {
  opacity: 0;
  transform: translateY(var(--reveal-offset));
}
h1, h2 {
  transform: translateY(1.1rem);
  transition: opacity var(--reveal-duration) ease 0.08s, transform var(--reveal-duration) ease 0.08s;
}
.tag { transition: opacity var(--reveal-duration) ease, transform var(--reveal-duration) ease; }
.body-text { transition: opacity var(--reveal-duration) ease 0.2s, transform var(--reveal-duration) ease 0.2s; }
.stat-row { transition: opacity var(--reveal-duration) ease 0.3s, transform var(--reveal-duration) ease 0.3s; }
.cta, .cta-back {
  transition: opacity var(--reveal-duration) ease 0.35s, transform var(--reveal-duration) ease 0.35s,
    background 0.2s, color 0.2s, border-color 0.2s;
}
.footnote { transition: opacity var(--reveal-duration) ease 0.45s, transform var(--reveal-duration) ease 0.45s; }

.h-line { opacity: 0; transform: scaleX(0); transition: opacity 0.4s ease, transform 0.4s ease; }

.tag.visible, h1.visible, h2.visible, .body-text.visible, .stat-row.visible,
.cta.visible, .cta-back.visible, .footnote.visible {
  opacity: 1;
  transform: none;
}
.h-line.visible { opacity: 1; transform: scaleX(1); }

/* --- responsive ----------------------------------------------------------------------------- */

@media (max-width: 900px) {
  :root { --ui-inset: 1rem; }
  #scene_strip { display: none; }
  #face_caption { bottom: 1rem; }
  .brand-name { display: none; }

  section {
    min-height: 150vh;
    align-items: flex-end;
    padding: 0 1.25rem 3.5rem;
  }
  #s0 { min-height: 100vh; align-items: center; padding: 4rem 1.25rem; }

  .text-card, .text-card.right, .text-card.center {
    max-width: 100%;
    padding: 1.6rem 1.3rem;
  }
  .body-text { line-height: 1.55; }
  .stat-row { gap: 1.5rem; margin-top: 1.25rem; }
  .cta-row { margin-top: 1.25rem; }
}

/* --- reduced motion --------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  .tag, h1, h2, .body-text, .stat-row, .cta, .cta-back, .footnote, .h-line {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .progress-fill { transition: none; }
  #cube { transition: none !important; }
}