/* Coordinated hero motion. The entire first viewport changes as one scene. */
.hero[data-hero-stage] {
  --scene-x: 74%;
  --scene-y: 18%;
  --scene-blue: rgba(70, 132, 230, 0.16);
  isolation: isolate;
  overflow: hidden;
}

.hero[data-hero-stage]::after {
  content: "";
  position: absolute;
  z-index: 1;
  width: min(72vw, 980px);
  aspect-ratio: 1;
  left: var(--scene-x);
  top: var(--scene-y);
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, var(--scene-blue) 0%, rgba(39, 89, 168, 0.06) 36%, transparent 70%);
  filter: blur(12px);
  transform: translate(-50%, -50%) scale(1);
  transition: left 1.25s cubic-bezier(.2,.75,.2,1), top 1.25s cubic-bezier(.2,.75,.2,1), transform 1.25s cubic-bezier(.2,.75,.2,1), background 1.25s ease;
}

.hero[data-hero-scene="1"] { --scene-x: 20%; --scene-y: 82%; --scene-blue: rgba(82, 148, 249, 0.14); }
.hero[data-hero-scene="2"] { --scene-x: 88%; --scene-y: 74%; --scene-blue: rgba(63, 113, 196, 0.18); }
.hero[data-hero-scene="3"] { --scene-x: 52%; --scene-y: 18%; --scene-blue: rgba(94, 151, 238, 0.13); }
.hero[data-hero-scene="1"]::after { transform: translate(-50%, -50%) scale(.9); }
.hero[data-hero-scene="2"]::after { transform: translate(-50%, -50%) scale(1.12); }
.hero[data-hero-scene="3"]::after { transform: translate(-50%, -50%) scale(.96); }

.hero[data-hero-stage] .wrap {
  min-height: min(760px, calc(100svh - 92px));
}

.hero-story {
  position: relative;
  min-height: clamp(344px, 35vw, 430px);
}

.hero-scene {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(24px);
  transition: opacity .72s ease, transform .9s cubic-bezier(.2,.75,.2,1), visibility 0s linear .9s;
}

.hero-scene.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition-delay: .12s, .12s, 0s;
}

.hero-scene .eyebrow,
.hero-scene h1,
.hero-scene .lede {
  transition: transform .9s cubic-bezier(.2,.75,.2,1), opacity .72s ease;
}

.hero-scene:not(.is-active) .eyebrow { transform: translateY(9px); }
.hero-scene:not(.is-active) h1 { transform: translateY(15px); }
.hero-scene:not(.is-active) .lede { transform: translateY(20px); }

.promise-deck {
  margin-top: clamp(26px, 3.5vw, 42px);
  padding: 18px 20px 16px;
  border: 1px solid rgba(112, 167, 250, .28);
  border-radius: 6px;
  background: linear-gradient(112deg, rgba(12, 31, 57, .86), rgba(6, 13, 25, .72));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.035), 0 18px 60px rgba(0, 36, 88, .12);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.promise-deck__top,
.promise-deck__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.promise-deck__top { min-height: 44px; }
.promise-deck__eyebrow,
.promise-deck__counter,
.promise-deck__state,
.promise-deck__pause {
  margin: 0;
  font-family: var(--mono);
  text-transform: uppercase;
}

.promise-deck__eyebrow {
  color: #83B7FF;
  font-size: 10px;
  letter-spacing: .18em;
}

.promise-deck__state {
  margin-top: 6px;
  color: #DCE7F8;
  font-size: 10px;
  letter-spacing: .12em;
  transition: opacity .22s ease;
}

.promise-deck__state.is-changing { opacity: .22; }
.promise-deck__counter { color: #8FA6C8; font-size: 10px; letter-spacing: .15em; }
.promise-deck__controls { margin-top: 14px; padding-top: 14px; border-top: 1px solid rgba(126, 161, 215, .16); }
.promise-deck__steps { display: grid; grid-template-columns: repeat(4, minmax(30px, 54px)); gap: 8px; }
.promise-deck__steps button {
  width: 100%;
  height: 28px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  cursor: pointer;
}
.promise-deck__steps button span {
  display: block;
  height: 2px;
  background: rgba(137, 159, 191, .35);
  transition: background .3s ease, transform .3s ease;
  transform-origin: left center;
}
.promise-deck__steps button[aria-current="true"] span { background: #7DB4FF; transform: scaleY(1.5); }
.promise-deck__steps button:focus-visible,
.promise-deck__pause:focus-visible { outline: 2px solid #8EC0FF; outline-offset: 3px; }
.promise-deck__pause {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 2px;
  border: 0;
  color: #9CAEC9;
  background: transparent;
  font-size: 9px;
  letter-spacing: .16em;
  cursor: pointer;
}
.promise-deck__pause-icon { width: 8px; height: 10px; border-left: 2px solid currentColor; border-right: 2px solid currentColor; }
.promise-deck__pause[aria-pressed="true"] .promise-deck__pause-icon { border: 0; width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 8px solid currentColor; }

.hero[data-hero-stage] .pair {
  transition: transform 1s cubic-bezier(.2,.75,.2,1);
}

.hero[data-hero-stage] .intro-card {
  will-change: transform, opacity;
  transition: opacity .42s ease, transform .72s cubic-bezier(.2,.75,.2,1), border-color .6s ease, background .6s ease;
}

.hero[data-hero-stage] .intro-card.is-changing:first-child { opacity: 0; transform: translate3d(22px, -12px, 0) scale(.975); }
.hero[data-hero-stage] .intro-card.is-changing:nth-child(2) { opacity: 0; transform: translate3d(-18px, 14px, 0) scale(.975); }
.hero[data-hero-scene="1"] .pair { transform: translateY(-10px); }
.hero[data-hero-scene="2"] .pair { transform: translateY(10px); }
.hero[data-hero-scene="3"] .pair { transform: translateY(-4px); }
.hero[data-hero-scene="1"] .intro-card { border-color: rgba(114, 162, 233, .3); background: linear-gradient(130deg, rgba(13, 28, 51, .88), rgba(10, 14, 23, .93)); }
.hero[data-hero-scene="2"] .intro-card { border-color: rgba(86, 134, 207, .36); background: linear-gradient(130deg, rgba(10, 23, 43, .9), rgba(9, 12, 20, .95)); }
.hero[data-hero-scene="3"] .intro-card { border-color: rgba(124, 174, 248, .28); background: linear-gradient(130deg, rgba(12, 24, 44, .87), rgba(7, 11, 19, .95)); }

@media (max-width: 900px) {
  .hero[data-hero-stage] .wrap { min-height: auto; }
  .hero-story { min-height: clamp(340px, 58vw, 410px); }
  .hero[data-hero-stage]::after { width: 110vw; }
}

@media (max-width: 620px) {
  .hero-story { min-height: 390px; }
  .hero-scene { justify-content: flex-start; }
  .hero-scene .eyebrow { margin-bottom: 24px; }
  .promise-deck { padding: 15px 16px 12px; }
  .promise-deck__steps { grid-template-columns: repeat(4, minmax(26px, 1fr)); flex: 1; }
  .promise-deck__top { align-items: flex-start; }
  .promise-deck__state { max-width: 24ch; line-height: 1.5; }
  .hero[data-hero-stage] .pair { transform: none; }
}

@media (max-width: 370px) {
  .hero-story { min-height: 410px; }
  .promise-deck__counter { display: none; }
  .promise-deck__controls { gap: 12px; }
  .promise-deck__pause { font-size: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero[data-hero-stage]::after,
  .hero-scene,
  .hero-scene .eyebrow,
  .hero-scene h1,
  .hero-scene .lede,
  .hero[data-hero-stage] .pair,
  .hero[data-hero-stage] .intro-card { transition: none !important; transform: none !important; }
}