:root {
  --base-bg: #f2ede6;
  --caption-color: #f8f5f1;
  --transition-ms: 540ms;
  --transition-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--base-bg);
}

body {
  font-family: "Manrope", sans-serif;
  overscroll-behavior: none;
  -webkit-font-smoothing: antialiased;
}

#story-stage {
  position: fixed;
  inset: 0;
  isolation: isolate;
  background: var(--base-bg);
  touch-action: manipulation;
}

.story-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transform: scale(1.015);
  transition:
    opacity var(--transition-ms) var(--transition-ease),
    transform var(--transition-ms) var(--transition-ease);
  will-change: opacity, transform;
  pointer-events: none;
}

.story-slide.is-auto-advance:not(.is-active) {
  transform: translateY(10px) scale(1.01);
}

.story-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.story-nav-zone {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50%;
  z-index: 3;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  appearance: none;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.story-nav-zone--prev {
  left: 0;
}

.story-nav-zone--next {
  right: 0;
}

.story-nav-zone:focus-visible {
  outline: 2px solid rgba(248, 245, 241, 0.85);
  outline-offset: -2px;
}

.story-media {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 25%, #eee8df 0%, #e0d9cd 45%, #c9c0b2 100%);
}

.story-media.has-error {
  background:
    radial-gradient(circle at 10% 10%, #f4efe7 0%, #ded5c8 42%, #c6bcad 100%);
}

.story-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transform: scale(1);
}

.story-image.is-intro-prime {
  opacity: 0;
  transform: scale(1.018);
}

.story-image.is-intro-reveal {
  opacity: 1;
  transform: scale(1);
  transition:
    opacity 1000ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 1000ms cubic-bezier(0.22, 1, 0.36, 1);
}

.story-image.is-hidden {
  opacity: 0;
}

.story-gradient {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(
      180deg,
      rgba(12, 11, 10, 0.08) 0%,
      rgba(12, 11, 10, 0.18) 55%,
      rgba(12, 11, 10, 0.6) 100%
    );
}

.story-caption {
  position: absolute;
  left: 50%;
  bottom: calc(4rem + env(safe-area-inset-bottom));
  width: min(88vw, 33rem);
  margin: 0;
  transform: translateX(-50%);
  color: var(--caption-color);
  text-align: center;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 9vw, 3.6rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: 0.01em;
  white-space: pre-line;
  text-wrap: balance;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.42);
}

.story-caption.is-hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(12px);
}

.story-caption.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  transition:
    opacity 420ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-hint {
  position: absolute;
  right: calc(1rem + env(safe-area-inset-right));
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  z-index: 4;
  opacity: 0;
  transition: opacity 260ms ease-out;
}

#story-stage.show-scroll-hint .scroll-hint {
  opacity: 0.9;
}

.scroll-hint__ring {
  width: 2.4rem;
  height: 2.05rem;
  border-radius: 999px;
  border: 1.35px solid rgba(248, 245, 241, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  place-items: center;
  animation: scroll-hint-float 2.1s ease-in-out infinite;
}

.scroll-hint__chevron {
  position: relative;
  width: 0.5rem;
  height: 0.5rem;
  display: block;
}

.scroll-hint__chevron::before {
  content: "";
  position: absolute;
  inset: 0;
  border-right: 0.105rem solid rgba(248, 245, 241, 0.7);
  border-bottom: 0.105rem solid rgba(248, 245, 241, 0.7);
  border-radius: 0.12rem;
  transform: rotate(-45deg);
}

.scroll-hint__chevron--right {
  opacity: 0.78;
}

.scroll-hint__chevron--trail {
  opacity: 0.52;
}

@keyframes scroll-hint-float {
  0%,
  100% {
    transform: translateX(0);
  }
  40% {
    transform: translateX(5px);
  }
  60% {
    transform: translateX(2px);
  }
}

.no-script {
  margin: 0;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  text-align: center;
  color: #302925;
  background: var(--base-bg);
  font-family: "Manrope", sans-serif;
}

@media (min-width: 768px) {
  .story-caption {
    bottom: calc(4rem + env(safe-area-inset-bottom));
    width: min(74vw, 36rem);
    font-size: clamp(2.3rem, 5.4vw, 4.2rem);
  }

  .scroll-hint {
    right: calc(1.4rem + env(safe-area-inset-right));
  }
}

@media (prefers-reduced-motion: reduce) {
  .story-slide {
    transform: none;
    transition-duration: 1ms;
  }

  .story-slide.is-auto-advance:not(.is-active) {
    transform: none;
  }

  .story-image.is-intro-prime,
  .story-image.is-intro-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .story-caption.is-hidden,
  .story-caption.is-visible {
    opacity: 1;
    transform: translateX(-50%);
    transition: none;
  }

  .scroll-hint,
  #story-stage.show-scroll-hint .scroll-hint {
    opacity: 0.9;
    transition: none;
  }

  .scroll-hint__ring {
    animation: none;
  }
}