:root {
  color-scheme: dark;
  --black: #060805;
  --ivory: #efe7d7;
  --muted: rgba(239, 231, 215, 0.68);
}

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

html {
  background: var(--black);
  scroll-behavior: auto;
}

body {
  margin: 0;
  min-width: 280px;
  overflow-x: hidden;
  color: var(--ivory);
  background: var(--black);
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  overscroll-behavior-y: none;
  -webkit-tap-highlight-color: transparent;
}

body.is-loading { overflow: hidden; }

.loader {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 0.8rem;
  padding: 2rem;
  color: var(--ivory);
  background: #080b07;
  transition: opacity 600ms ease, visibility 600ms ease;
}

.loader.is-complete { visibility: hidden; opacity: 0; }
.loader p, .loader span { margin: 0; font-size: 0.72rem; font-weight: 400; letter-spacing: 0.02em; }
.loader span { color: var(--muted); font-size: 0.64rem; }

.loader__thread {
  width: 92px;
  height: 1px;
  overflow: hidden;
  background: rgba(239, 231, 215, 0.18);
}

.loader__thread::after {
  content: "";
  display: block;
  width: 42%;
  height: 100%;
  background: var(--ivory);
  animation: load-thread 1.3s ease-in-out infinite;
}

.experience {
  position: relative;
  height: 680svh;
  background: var(--black);
}

.stage {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background: var(--black);
}

.film-layer, .card-layer {
  position: absolute;
  inset: 0;
  margin: 0;
  will-change: opacity, transform;
}

.film-layer { z-index: 1; opacity: 1; transform: scale(1.001); }

.wedding-film {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  background: #0a0d09;
}

.film-shade {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: #000;
  opacity: 0;
  will-change: opacity;
}

.card-layer {
  z-index: 2;
  display: grid;
  place-items: center;
  visibility: hidden;
  opacity: 0;
  background: #e8decd;
  transform: scale(1.025);
  pointer-events: none;
}

.card-layer picture, .card-layer img { display: block; width: 100%; height: 100%; }
.card-layer img { object-fit: contain; object-position: center; }

.scroll-cue {
  position: absolute;
  z-index: 6;
  right: max(9vw, 1.5rem);
  bottom: calc(1.25rem + env(safe-area-inset-bottom));
  left: max(9vw, 1.5rem);
  display: grid;
  justify-items: center;
  gap: 0.55rem;
  color: #fff;
  text-align: center;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.9);
  opacity: 1;
  transition: opacity 250ms ease;
}

.scroll-cue span { font-size: 0.66rem; font-weight: 400; }

.scroll-cue__line {
  width: min(230px, 66vw);
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.3);
}

.scroll-cue__line i {
  display: block;
  width: 100%;
  height: 100%;
  background: #fff;
  transform: scaleX(0);
  transform-origin: right;
  will-change: transform;
}

.scroll-cue b {
  width: 7px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg);
  animation: cue-down 1.8s ease-in-out infinite;
}

.start-button {
  position: absolute;
  z-index: 8;
  right: 50%;
  bottom: calc(2rem + env(safe-area-inset-bottom));
  padding: 0.75rem 1.25rem;
  color: #3d3429;
  border: 1px solid rgba(61, 52, 41, 0.28);
  border-radius: 999px;
  background: rgba(245, 237, 224, 0.94);
  font: inherit;
  font-size: 0.75rem;
  transform: translateX(50%);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.noscript { position: fixed; z-index: 200; inset: 0; background: #e8decd; }
.noscript img { width: 100%; height: 100%; object-fit: cover; }

@keyframes load-thread {
  0% { transform: translateX(-145%); }
  50% { transform: translateX(70%); }
  100% { transform: translateX(245%); }
}

@keyframes cue-down {
  0%, 100% { opacity: 0.35; transform: translateY(-2px) rotate(45deg); }
  50% { opacity: 1; transform: translateY(4px) rotate(45deg); }
}

@media (min-width: 620px) {
  body { background: radial-gradient(circle at 50% 30%, #263329 0, #10150f 42%, #060805 75%); }
  .experience { width: min(100%, 520px); margin-inline: auto; box-shadow: 0 0 90px rgba(0, 0, 0, 0.55); }
}

@media (prefers-reduced-motion: reduce) {
  .experience { height: 100svh; }
  .film-layer, .scroll-cue { display: none; }
  .card-layer { visibility: visible !important; opacity: 1 !important; transform: none !important; }
  .loader__thread::after, .scroll-cue b { animation: none; }
}