/* ═════════ THE OPENING ═════════ */
.intro { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; overflow: hidden; background: var(--paper); transition: background .9s var(--ease); }
.intro.is-peel { background: var(--char); }
.intro-stage { position: relative; width: min(86vw, calc((100dvh - 150px) * .7071), 560px); aspect-ratio: 794 / 1123; perspective: 2200px; transition: transform .9s var(--ease); }
.intro.is-end .intro-stage { transform-origin: 50% 50% !important; }
.intro-sheet, .intro-under { position: absolute; inset: 0; }
.intro-sheet { z-index: 2; transform-origin: 50% 0; box-shadow: 0 30px 80px -20px rgba(60,45,20,.28), 0 0 0 1px rgba(0,0,0,.04); backface-visibility: hidden; }
.intro-sheet::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(0,0,0,.45)); opacity: 0; pointer-events: none; }
.intro.is-peel .intro-sheet { animation: peel .95s cubic-bezier(.55, 0, .25, 1) forwards; }
.intro.is-peel .intro-sheet::after { animation: fade .6s reverse both; opacity: 1; }
@keyframes peel {
  0% { transform: none; }
  25% { transform: rotateX(-18deg) translateY(-1%); }
  100% { transform: rotateX(-102deg) translateY(-4%); opacity: 0; }
}
.intro-under { z-index: 1; opacity: 0; transform: scale(.97); transition: opacity .7s var(--ease) .15s, transform .9s var(--ease) .15s; box-shadow: 0 40px 100px -30px rgba(0,0,0,.9), 0 0 0 1px rgba(255,255,255,.06); }
.intro.is-peel .intro-under { opacity: 1; transform: none; }
.intro-under .av-lg { transform: scale(0); }
.intro.is-live .intro-under .av-lg { animation: av-pop .8s var(--spring) forwards; }
@keyframes av-pop { 0% { transform: scale(0) rotate(-20deg); } 60% { transform: scale(1.08) rotate(3deg); } 100% { transform: none; } }
.intro-under .int-h, .intro-under .int-jk { opacity: 0; transform: translateY(8px); transition: all .6s var(--ease); }
.intro.is-peel .intro-under .int-jk { opacity: 1; transform: none; transition-delay: .5s; }
.intro.is-peel .intro-under .int-h { opacity: 1; transform: none; transition-delay: .7s; }
.intro-sheet .a4frame, .intro-under .a4frame { width: 100%; height: 100%; overflow: hidden; }

.caret { display: inline-block; width: 1.5px; height: 1.05em; margin-left: 1px; vertical-align: -2px; background: var(--paper-ink); animation: blink 1s steps(1) infinite; }
.intro.is-frozen .caret { animation: none; opacity: .9; }
@keyframes blink { 50% { opacity: 0; } }
.intro-load { position: absolute; z-index: 3; right: 4%; bottom: 2.6%; display: flex; align-items: center; gap: 7px; font-size: clamp(9px, 1.4vw, 11px); color: var(--paper-mute); }
.intro.is-peel .intro-load { opacity: 0; transition: opacity .2s; }

/* Messages drop in like a WhatsApp notification */
.intro-chat { position: fixed; z-index: 5; top: calc(14px + var(--safe-t)); left: 50%; width: min(380px, calc(100vw - 24px)); transform: translateX(-50%); display: grid; gap: 8px; transition: opacity .4s; }
.intro.is-end .intro-chat { opacity: 0; }
.bubble { display: grid; grid-template-columns: 36px 1fr; gap: 10px; align-items: start; padding: 10px 14px 10px 10px; border-radius: 20px; background: rgba(28,29,32,.94); color: var(--white); box-shadow: 0 18px 50px -12px rgba(0,0,0,.5); animation: note-in .5s var(--spring) both; }
.bubble-av { width: 36px; height: 36px; border-radius: 50%; overflow: hidden; }
.bubble-av svg { width: 100%; height: 100%; }
.bubble-body b { font: 700 13px/1.2 var(--sans); }
.bubble-body p { margin: 2px 0 0; font: 400 16px/1.35 var(--sans); }
.bubble-meta { float: right; display: inline-flex; gap: 5px; align-items: center; margin: 5px 0 0 12px; font: 400 10.5px/1 var(--mono); color: var(--grey); }
.ticks { letter-spacing: -.3em; transition: color .3s; }
.intro.is-read .ticks { color: var(--accent); }
.dots { display: inline-flex; gap: 4px; padding: 8px 0 4px; }
.dots i { width: 7px; height: 7px; border-radius: 50%; background: var(--grey); animation: dot 1.1s infinite; }
.dots i:nth-child(2) { animation-delay: .15s; } .dots i:nth-child(3) { animation-delay: .3s; }
@keyframes dot { 0%, 60%, 100% { transform: none; opacity: .5; } 30% { transform: translateY(-3px); opacity: 1; } }

/* The end frame */
.intro-end { position: absolute; z-index: 4; opacity: 0; pointer-events: none; transition: opacity .7s var(--ease) .25s, transform .7s var(--ease) .25s; }
.intro.is-end .intro-end { opacity: 1; pointer-events: auto; }
.intro-h { margin: 0; font: 900 clamp(34px, 5.2vw, 78px)/.9 var(--sans); letter-spacing: -.045em; text-transform: uppercase; color: var(--white); }
.intro-h .ln:last-child { color: var(--accent); }
.intro-brand { display: flex; align-items: center; gap: 10px; margin: 22px 0 26px; font: 900 18px/1 var(--sans); letter-spacing: -.02em; color: var(--white); }
.intro-brand img { border-radius: 6px; }
.intro-ctas { display: flex; flex-wrap: wrap; gap: 10px; }
.intro-skip { position: fixed; z-index: 6; right: calc(14px + env(safe-area-inset-right, 0px)); bottom: calc(14px + var(--safe-b)); min-height: 40px; padding: 0 16px; border-radius: 999px; font: 500 12px/1 var(--mono); color: var(--paper-mute); box-shadow: inset 0 0 0 1px var(--paper-rule); background: rgba(243,239,230,.8); transition: color .4s, background .4s; }
.intro.is-peel .intro-skip { color: var(--grey-2); background: rgba(26,27,29,.8); box-shadow: inset 0 0 0 1px var(--char-line); }
.intro.out { animation: intro-out .5s var(--ease) forwards; }
@keyframes intro-out { to { opacity: 0; transform: translateY(-4%); } }
.intro.is-instant, .intro.is-instant * { transition: none !important; }
.intro.is-instant .intro-sheet { display: none; }
.intro.is-instant .intro-under .av-lg { transform: none; animation: none; }

@media (min-width: 901px) {
  .intro.is-end .intro-stage { transform: translateX(-42%) scale(.9); }
  .intro-end { left: 53%; top: 50%; width: min(560px, 42vw); transform: translate(0, calc(-50% + 20px)); }
  .intro.is-end .intro-end { transform: translate(0, -50%); }
}
@media (max-width: 900px) {
  .intro.is-end .intro-stage { transform: translateY(-27%) scale(.6); }
  .intro-end { left: var(--gutter); right: var(--gutter); bottom: calc(28px + var(--safe-b)); transform: translateY(20px); }
  .intro.is-end .intro-end { transform: none; }
  .intro-ctas .btn { flex: 1; }
}