/* Full-screen stationery, followed by a separate, scroll-timed name reveal. */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.opening-sequence {
  position: relative;
  height: 255svh;
  min-height: 0;
}

.opening-stage {
  --open: 0;
  --names: 0;
  --cue: 1;
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  isolation: isolate;
  overflow: hidden;
  background: var(--paper);
}

.opening-scene,
.scene-frame,
.opening-veil,
.opening-hit-area {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.opening-scene { z-index: 0; overflow: hidden; }
.scene-main { position: absolute; left: 50%; top: 50%; width: var(--art-width, 100%); height: var(--art-height, 100%); transform: translate(-50%, -50%); }
.scene-ambient { position: absolute; inset: 0; filter: blur(25px); transform: scale(1.08); }
[data-extension="none"] .scene-ambient { display: none; }
[data-extension="vertical"] .scene-main { mask-image: linear-gradient(transparent, #000 8%, #000 92%, transparent); }
[data-extension="horizontal"] .scene-main { mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.scene-frame { display: block; max-width: none; overflow: hidden; }
[data-phase="opening"] .scene-frame { will-change: opacity; }
.scene-closed { opacity: calc(1 - var(--open)); }
.scene-opened { opacity: var(--open); }
.opening-veil { z-index: 1; background: var(--paper); opacity: calc(var(--names) * .94); pointer-events: none; }

/* The SVG viewBox is one exact atlas frame. Its uniform slice transform keeps
   the photographed paper, seal, and wedding portrait in their original ratio. */
.opening-hit-area {
  z-index: 2;
  border: 0;
  border-radius: 0;
  background: transparent;
  cursor: pointer;
}
.opening-hit-area:focus-visible { outline: 2px solid var(--ink); outline-offset: -12px; }
.opening-hit-area:disabled { cursor: auto; }

.opening-scroll-cue {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: max(4.5svh, 24px);
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  color: var(--scene-ink, #3f4235);
  border: 0;
  background: transparent;
  font-family: "DM Sans", Arial, sans-serif;
  font-size: 10px;
  letter-spacing: 1.8px;
  white-space: nowrap;
  opacity: var(--cue);
  text-shadow: 0 1px 14px var(--scene-glow, #fffcf0);
}
.opening-scroll-cue small { font-size: 9px; letter-spacing: .4px; opacity: .75; }
.scroll-cue-line { display: block; width: 1px; height: 36px; background: currentColor; opacity: .65; }
.opening-scroll-cue:focus-visible { outline: 1px solid currentColor; outline-offset: 5px; }
.opening-load-fallback { display: none; position: absolute; inset: 45% 24px auto; text-align: center; font-family: var(--display); font-size: 24px; }
[data-art-error="true"] .opening-load-fallback { display: block; }

.opening-names {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  transform: translate(-50%, calc(-50% + (1 - var(--names)) * 20px));
  width: calc(100% - 48px);
  max-width: 1500px;
  text-align: center;
  color: var(--ink);
  opacity: var(--names);
  visibility: hidden;
  pointer-events: none;
}
.opening-names[aria-hidden="false"] { visibility: visible; }
.opening-eyebrow { font-size: 9px; letter-spacing: 4px; margin: 0 0 32px; }
.opening-names h1 {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: .15em;
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: clamp(84px, 13vw, 194px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -.05em;
  margin: 0;
}
.opening-names h1 i {
  font-family: "Allura", cursive;
  font-style: normal;
  font-size: .65em;
  font-weight: 400;
  letter-spacing: 0;
  padding-right: .06em;
}
.opening-name-rule { display: block; width: 42px; height: 1px; background: currentColor; opacity: .4; margin: 34px auto 25px; }
.opening-date { font-size: 10px; letter-spacing: 4px; margin: 0; }
.opening-place { font-family: "Cormorant Garamond", Georgia, serif; font-style: italic; font-size: 25px; margin-top: 13px; }
.opening-continue {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: max(4.5svh, 24px);
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  padding: 10px 18px;
  white-space: nowrap;
  color: var(--ink);
  font-size: 9px;
  letter-spacing: 1.2px;
  text-decoration: none;
  opacity: var(--names);
  visibility: hidden;
}
.opening-continue[aria-hidden="false"] { visibility: visible; }
.continue-arrow { font-family: Georgia, serif; font-size: 27px; font-weight: 400; line-height: 1.2; }

/* Only the small theme control overlays the sealed envelope. */
.site-header { transition: background .25s, border-color .25s; }
.intro-active .site-header { background: transparent; border-color: transparent; backdrop-filter: none; pointer-events: none; }
.intro-active .site-header .wordmark,
.intro-active .site-header .current-theme { visibility: hidden; opacity: 0; pointer-events: none; }
.intro-active .theme-toggle {
  pointer-events: auto;
  background: color-mix(in srgb, var(--paper) 80%, transparent);
  backdrop-filter: blur(12px);
  border-color: color-mix(in srgb, var(--ink) 20%, transparent);
}
body[data-theme="midnight-celestial"] { --scene-ink: #f2e9d8; --scene-glow: #101522; }
body[data-theme="warisan"] { --scene-ink: #f0dfc3; --scene-glow: #3f1924; }
body[data-theme="rosewater"] .opening-names h1 { font-style: italic; }
body[data-theme="pearl-atelier"] .opening-names h1 { font-family: "Bodoni Moda", Georgia, serif; font-size: clamp(72px, 11vw, 165px); letter-spacing: -.065em; }
body[data-theme="pearl-atelier"] .opening-names h1 i { font-family: "Bodoni Moda", Georgia, serif; font-style: italic; font-size: .48em; }

@media (orientation: portrait) {
  .opening-names { top: 48%; width: calc(100% - 40px); }
  .opening-names h1 { flex-direction: column; align-items: center; gap: 0; font-size: clamp(80px, 22vw, 148px); line-height: .86; letter-spacing: -.045em; }
  .opening-names h1 i { font-size: .53em; line-height: .9; margin: 12px 0 14px; }
  .opening-eyebrow { font-size: 8px; letter-spacing: 3.2px; margin-bottom: 37px; }
  .opening-name-rule { margin-top: 32px; margin-bottom: 22px; }
  .opening-date { font-size: 9px; letter-spacing: 3px; }
  .opening-place { font-size: 23px; margin-top: 12px; }
  body[data-theme="pearl-atelier"] .opening-names h1 { font-size: clamp(76px, 21vw, 135px); }
  .opening-scroll-cue { bottom: max(5svh, 25px); }
}

@media (max-height: 540px) and (orientation: landscape) {
  .site-header { height: 58px; }
  .opening-scroll-cue { bottom: 10px; gap: 6px; font-size: 9px; padding: 8px 20px; }
  .opening-scroll-cue small { font-size: 8px; }
  .scroll-cue-line { height: 18px; }
  .opening-names { top: 48%; }
  .opening-eyebrow { font-size: 7px; margin-bottom: 15px; }
  .opening-names h1 { font-size: clamp(70px, 21svh, 110px); }
  body[data-theme="pearl-atelier"] .opening-names h1 { font-size: clamp(60px, 18svh, 92px); }
  .opening-name-rule { margin: 16px auto 15px; }
  .opening-date { font-size: 8px; letter-spacing: 2.5px; }
  .opening-place { font-size: 19px; margin-top: 8px; }
  .opening-continue { bottom: 7px; font-size: 8px; gap: 0; padding: 5px 10px; }
  .continue-arrow { font-size: 21px; }
}

@media (max-height: 650px) and (orientation: portrait) {
  .opening-names { top: 47%; }
  .opening-names h1,
  body[data-theme="pearl-atelier"] .opening-names h1 { font-size: clamp(58px, 15svh, 90px); }
  .opening-names h1 i { margin: 8px 0 10px; }
  .opening-eyebrow { font-size: 7px; margin-bottom: 23px; }
  .opening-name-rule { margin: 23px auto 17px; }
  .opening-date { font-size: 8px; }
  .opening-place { font-size: 20px; margin-top: 9px; }
  .opening-continue { bottom: 15px; gap: 4px; font-size: 8px; }
  .continue-arrow { font-size: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .opening-scene { filter: none; }
  .opening-names { transform: translate(-50%, -50%); }
  .site-header { transition: none; }
}