:root {
  --ink: #1B0910;
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-inout: cubic-bezier(0.76, 0, 0.24, 1);
}

.curtain {
  display: none;
}

.intro .curtain {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: block;
}

.curtain-sheet {
  --bone: var(--ink);
  --bone-dim: rgba(27, 9, 16, 0.72);
  --bone-faint: rgba(27, 9, 16, 0.5);
  --light: var(--ink);
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: 1fr auto;
  padding: 38px var(--edge) 44px;
  background: var(--bone-paper, #F5EDE8);
  color: var(--ink);
  clip-path: inset(0 0 0 0);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
}

.curtain-count {
  grid-column: 1 / -1;
  align-self: end;
  overflow: hidden;
  font-family: var(--display);
  font-variation-settings: 'opsz' 30;
  font-size: clamp(6rem, 26vw, 26rem);
  line-height: 0.8;
  letter-spacing: -0.04em;
  text-transform: none;
  font-variant-numeric: tabular-nums;
}

.curtain-count i {
  display: inline-block;
  font-style: italic;
}

.curtain-note {
  grid-column: 2;
  justify-self: end;
  align-self: end;
}

.curtain-bar {
  position: absolute;
  left: var(--edge);
  right: var(--edge);
  bottom: 30px;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.curtain-copy {
  position: absolute;
  margin: 0;
}

.curtain-copy.portfolio-header {
  animation: curtain-in 0.6s ease both;
}

.curtain-copy.shout-line {
  text-transform: none;
  color: var(--ink);
}

.curtain-copy .shout-word {
  clip-path: inset(-40% -12% 0 -12%);
  opacity: 1;
  transform: none;
  animation: none;
}

.curtain-copy .cg {
  display: inline-block;
  white-space: pre;
  transform: translateY(118%) rotate(5deg);
  transform-origin: 0 100%;
}

.curtain.is-name .curtain-count i {
  transform: translateY(105%);
  transition: transform 0.7s var(--ease-inout);
}

.curtain.is-name .curtain-note,
.curtain.is-name .curtain-bar {
  opacity: 0;
  transition: opacity 0.5s ease;
}

.curtain.is-name .curtain-copy .cg {
  animation: curtain-rise 1.1s var(--ease-expo) calc(0.3s + var(--i) * 38ms) both;
}

.intro-go .curtain {
  pointer-events: none;
}

.intro-go .curtain-sheet {
  clip-path: inset(0 0 100% 0);
  transition: clip-path 1.05s var(--ease-inout);
}

@keyframes curtain-rise {
  from { transform: translateY(118%) rotate(5deg); }
  to { transform: none; }
}

@keyframes curtain-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.intro .shout .shout-word {
  clip-path: none;
  opacity: 1;
  transform: none;
  animation: none;
}

.intro .shout-foot {
  opacity: 0;
  animation: none;
}

.intro.intro-go .shout-foot {
  animation: fade-up 1.2s var(--ease-expo) 0.95s both;
}

.shout {
  position: sticky;
  top: 0;
  z-index: 0;
}

.sheet {
  --sheet-inset: 2.2vw;
  --sheet-rim: 0.35;
  --sheet-round: 34px;
  position: relative;
  z-index: 1;
  margin-top: 6vh;
  clip-path: inset(0 var(--sheet-inset) 0 var(--sheet-inset) round var(--sheet-round) var(--sheet-round) 0 0);
  background:
    radial-gradient(70% 120px at 50% 0, rgba(255, 222, 208, 0.09), rgba(255, 222, 208, 0)),
    linear-gradient(180deg, rgba(52, 15, 26, 0.44), rgba(28, 7, 13, 0.6) 520px, rgba(22, 5, 10, 0.72));
  -webkit-backdrop-filter: blur(30px) saturate(1.25) brightness(0.9);
  backdrop-filter: blur(30px) saturate(1.25) brightness(0.9);
}

.sheet::before {
  content: "";
  position: absolute;
  top: 0;
  left: calc(var(--sheet-inset) + var(--sheet-round));
  right: calc(var(--sheet-inset) + var(--sheet-round));
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 226, 214, 0), rgba(255, 226, 214, var(--sheet-rim)) 22%, rgba(255, 244, 238, calc(var(--sheet-rim) + 0.25)) 50%, rgba(255, 226, 214, var(--sheet-rim)) 78%, rgba(255, 226, 214, 0));
  pointer-events: none;
}

.sheet::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.06;
  pointer-events: none;
}

.sheet > * {
  position: relative;
  z-index: 1;
}

.mini-mark {
  position: fixed;
  top: 50%;
  left: calc(var(--edge) / 2);
  z-index: 60;
  writing-mode: vertical-rl;
  color: var(--bone-dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: var(--track-label);
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, calc(-50% + 12px)) rotate(180deg);
  transition: opacity 0.45s ease, color 0.3s ease, transform 0.45s var(--ease-expo), visibility 0s linear 0.45s;
}

.mini-mark.is-shown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) rotate(180deg);
  transition: opacity 0.45s ease, color 0.3s ease, transform 0.45s var(--ease-expo), visibility 0s;
}

.mini-mark:hover {
  color: var(--light);
}

@media (max-width: 620px) {
  .sheet {
    --sheet-round: 24px;
  }

  .mini-mark {
    display: none;
  }

  .curtain-note {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mini-mark {
    transform: translate(-50%, -50%) rotate(180deg);
  }
}