:root{
  --bg:#0a0714; --card:rgba(255,255,255,.05); --line:rgba(255,255,255,.1);
  --txt:#f1eeff; --muted:#9c96bb; --acc:#7c5cff; --acc2:#00e5ff;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Space Grotesk',system-ui,sans-serif;color:var(--txt);background:var(--bg);
  min-height:100vh;display:grid;place-items:center;padding:50px 16px;overflow-x:hidden}
.bg-glow{position:fixed;inset:0;background:
  radial-gradient(620px 360px at 12% 10%, rgba(124,92,255,.35), transparent 65%),
  radial-gradient(620px 360px at 88% 90%, rgba(0,229,255,.25), transparent 65%);
  animation:drift 17s ease-in-out infinite alternate}
@keyframes drift{to{transform:scale(1.16) translate(26px,-22px)}}

.wrap{width:min(980px,100%)}
.head{text-align:center;margin-bottom:28px;animation:up .7s cubic-bezier(.2,.8,.2,1) both}
.pill{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--acc2);
  border:1px solid var(--line);padding:7px 15px;border-radius:99px;background:var(--card)}
h1{font-size:clamp(32px,6.5vw,52px);margin:16px 0 8px;letter-spacing:-.02em}
h1 span{background:linear-gradient(90deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.head p{color:var(--muted);font-size:15px}
@keyframes up{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

.glass{background:var(--card);border:1px solid var(--line);border-radius:28px;overflow:hidden;
  backdrop-filter:blur(20px);box-shadow:0 34px 80px rgba(0,0,0,.6);
  animation:up .7s .1s cubic-bezier(.2,.8,.2,1) both}

.viewport{overflow:hidden;touch-action:pan-y;cursor:grab}
.viewport.grabbing{cursor:grabbing}
.track{display:flex;will-change:transform;transition:transform .65s cubic-bezier(.22,1,.32,1)}
.track.dragging{transition:none}
.slide{position:relative;flex:0 0 100%;aspect-ratio:16/9;overflow:hidden}
.slide img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1.06);
  transition:transform 1.1s cubic-bezier(.22,1,.32,1);user-select:none;-webkit-user-drag:none}
.slide.active img{transform:scale(1)}
.slide figcaption{position:absolute;left:0;right:0;bottom:0;padding:70px 34px 30px;
  background:linear-gradient(to top, rgba(6,4,16,.92), transparent);
  display:flex;flex-direction:column;gap:4px;pointer-events:none}
.slide .idx{font-size:12px;letter-spacing:.3em;color:var(--acc2);font-weight:700}
.slide h2{font-size:clamp(24px,5vw,40px);letter-spacing:-.02em;
  transform:translateY(24px);opacity:0;transition:.7s .1s cubic-bezier(.22,1,.32,1)}
.slide p{color:#cfc9ec;font-size:14.5px;transform:translateY(24px);opacity:0;
  transition:.7s .2s cubic-bezier(.22,1,.32,1)}
.slide.active h2,.slide.active p{transform:none;opacity:1}

.bar{display:flex;align-items:center;gap:14px;padding:16px 20px;border-top:1px solid var(--line)}
.nav{width:46px;height:46px;flex:none;border-radius:50%;border:1px solid var(--line);
  background:rgba(255,255,255,.06);color:var(--txt);font-size:24px;line-height:1;cursor:pointer;transition:.3s}
.nav:hover{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#0a0714;border-color:transparent;
  transform:scale(1.1);box-shadow:0 12px 28px rgba(124,92,255,.5)}
.dots{display:flex;gap:9px;flex:1;justify-content:center;flex-wrap:wrap}
.dot{width:10px;height:10px;padding:0;border-radius:99px;border:none;background:rgba(255,255,255,.22);
  cursor:pointer;transition:.4s cubic-bezier(.34,1.56,.64,1)}
.dot:hover{background:rgba(255,255,255,.5)}
.dot.on{width:32px;background:linear-gradient(90deg,var(--acc),var(--acc2));box-shadow:0 0 14px rgba(124,92,255,.7)}
.play{width:46px;height:46px;flex:none;border-radius:50%;border:1px solid var(--line);
  background:rgba(255,255,255,.06);cursor:pointer;display:grid;place-items:center;transition:.3s}
.play svg{width:18px;height:18px;fill:var(--txt);grid-area:1/1;transition:.3s}
.play .stop{opacity:0;transform:scale(.5)}
.play.on .stop{opacity:0}
.play:not(.on) .stop{opacity:1;transform:none}
.play:not(.on) .pause{opacity:0;transform:scale(.5)}
.play:hover{border-color:var(--acc2);transform:scale(1.08)}
.progress{height:4px;background:rgba(255,255,255,.08)}
.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--acc),var(--acc2))}
.tip{text-align:center;color:var(--muted);font-size:13px;margin-top:16px;letter-spacing:.04em;
  animation:up .7s .2s cubic-bezier(.2,.8,.2,1) both}

@media (max-width:720px){
  .slide{aspect-ratio:4/3}
  .slide figcaption{padding:56px 18px 20px}
  .bar{padding:12px 12px;gap:9px}
  .nav,.play{width:40px;height:40px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition-duration:.01ms!important}}