/* Gravyty hero shutter slider — production CSS.
   Tunable knobs come from the parent block as inline CSS custom properties:
     --gv-height, --gv-collapsed, --gv-height-mobile, --gv-collapsed-mobile.
   Per-slide overlay opacity comes as --gv-overlay-opacity.
   Content reveal stagger is driven by gv-shutter.js (transition-delay applied
   inline to targeted leaf elements). */

.gv-shutter {
  /* Defaults (overridable by inline style on the .gv-shutter element) */
  --gv-collapsed:        40px;
  --gv-height:           clamp(420px, 60vh, 640px);
  --gv-collapsed-mobile: 56px;
  --gv-height-mobile:    clamp(540px, 92vw, 760px);
  --gv-overlay-opacity:  0;

  --gv-ease:         cubic-bezier(0.77, 0, 0.18, 1);
  --gv-content-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --gv-dur:          700ms;
  --gv-dur-content:  900ms;
  --gv-radius:       4px;

  position: relative;
  height: var(--gv-height);
  width: 100%;
  max-width: 2000px;
  margin-inline: auto;
  overflow: hidden;
  background: #0d1b3d;
  border-radius: var(--gv-radius);
  outline: none;
}

.gv-shutter:focus-visible {
  box-shadow: 0 0 0 3px rgba(0, 200, 180, 0.6);
}

.gv-shutter__track {
  display: flex;
  flex-direction: row;
  height: 100%;
  width: 100%;
  touch-action: pan-y;
}

/* ---------- Slide ---------- */
.gv-shutter__slide {
  position: relative;
  flex: 0 0 var(--gv-collapsed);
  height: 100%;
  overflow: hidden;
  cursor: pointer;
  transform: translateX(-110%);
  transition:
    flex-basis var(--gv-dur) var(--gv-ease),
    flex-grow  var(--gv-dur) var(--gv-ease),
    transform  var(--gv-dur) var(--gv-ease);
  background: #0d1b3d;
}

.gv-shutter__slide.is-visible { transform: translateX(0); }

.gv-shutter__slide[data-state="active"] {
  flex: 1 1 auto;
  cursor: default;
}

/* Slide overlay layer — opacity comes from per-slide attribute. */
.gv-shutter__slide::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: rgba(13, 27, 61, 1);
  opacity: var(--gv-overlay-opacity);
  transition: opacity var(--gv-dur) var(--gv-ease);
}

/* ---------- Background layer ----------
   The bg layer accepts <img>, <video>, OR a <picture> wrapper that the
   WebP Express plugin produces around our <img>. All three variants must
   fill the absolute-positioned container completely and cover-fit. */
.gv-shutter__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

/* Direct children of .gv-shutter__bg fill it. <picture> default is inline,
   which collapses the layout — force block + 100/100 + absolute so that the
   inner <img> has a real containing block to size against. */
.gv-shutter__bg > img,
.gv-shutter__bg > video,
.gv-shutter__bg > picture {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Cover-fit applies to the actual media, regardless of whether the <img>
   is a direct child or sits inside a <picture> wrapper. */
.gv-shutter__bg > img,
.gv-shutter__bg > video,
.gv-shutter__bg picture > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* ---------- Collapsed strip (small number at the bottom) ---------- */
.gv-shutter__strip {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  padding: clamp(12px, 2vh, 22px) 0;
  pointer-events: none;
  color: #fff;
  background: linear-gradient(180deg,
    rgba(13, 27, 61, 0.05) 0%,
    rgba(13, 27, 61, 0.30) 100%);
  opacity: 1;
  transition: opacity 320ms var(--gv-ease);
}

.gv-shutter__strip-num {
  font-weight: 500;
  font-size: clamp(13px, 1vw, 18px);
  letter-spacing: 0.04em;
  line-height: 1;
}

.gv-shutter__slide[data-state="active"] .gv-shutter__strip {
  opacity: 0;
}

/* ---------- Expanded content ---------- */
.gv-shutter__content {
  position: absolute;
  inset: 0;
  z-index: 3;
  padding-block: clamp(28px, 5vh, 56px);
  padding-inline-start: clamp(28px, 5vw, 72px);
  padding-inline-end: clamp(20px, 2vw, 36px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(14px, 2vh, 22px);
  max-width: min(920px, 75%);
  color: #fff;
  pointer-events: none;
}

.gv-shutter__slide[data-state="active"] .gv-shutter__content {
  pointer-events: auto;
}

/* ---------- Big numeral (right side, active state only) ---------- */
.gv-shutter__numeral {
  position: absolute;
  right: 20px;
  top: 50%;
  z-index: 3;
  font-weight: 400;
  font-size: 48px;
  line-height: 27px;
  text-align: right;
  color: #fff;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-50%) translateX(40px);
  transition:
    opacity   var(--gv-dur-content) var(--gv-content-ease),
    transform var(--gv-dur-content) var(--gv-content-ease);
  transition-delay: 0ms;
}

.gv-shutter__slide[data-state="active"] .gv-shutter__numeral {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
  transition-delay: 700ms;
}

.gv-shutter__slide:not([data-state="active"]) .gv-shutter__numeral {
  transition-duration: 220ms;
  transition-delay: 0ms;
}

/* ---------- Reveal targets (gv-shutter.js tags leaf content elements) ---------- */
/* Target ANY descendant of .gv-shutter__content that JS has marked with
   .is-reveal-target. Out-of-flow direction depends on element kind:
     .is-reveal-text  — slides in from the left (headings, paragraphs, lists)
     .is-reveal-cta   — slides up from below (buttons, button groups)
     .is-reveal-other — fades only (images, decorative blocks) */
.gv-shutter__content .is-reveal-target {
  opacity: 0;
  transition:
    opacity   var(--gv-dur-content) var(--gv-content-ease),
    transform var(--gv-dur-content) var(--gv-content-ease);
  will-change: transform, opacity;
}
.gv-shutter__content .is-reveal-target.is-reveal-text {
  transform: translateX(-120px);
}
.gv-shutter__content .is-reveal-target.is-reveal-cta {
  transform: translateY(48px);
}

.gv-shutter__slide[data-state="active"] .gv-shutter__content .is-reveal-target {
  opacity: 1;
  transform: none;
}

/* Collapsing: drop content fast, no out-direction movement. */
.gv-shutter__slide:not([data-state="active"]) .gv-shutter__content .is-reveal-target {
  transition-duration: 220ms;
  transition-delay: 0ms !important;
}

/* ---------- Mobile (≤767px): vertical stack ---------- */
@media (max-width: 767px) {
  .gv-shutter {
    height: var(--gv-height-mobile);
  }
  .gv-shutter__track {
    flex-direction: column;
    touch-action: pan-x;
  }
  .gv-shutter__slide {
    flex: 0 0 var(--gv-collapsed-mobile);
    width: 100%;
    transform: translateY(-110%);
  }
  .gv-shutter__slide.is-visible { transform: translateY(0); }
  .gv-shutter__slide[data-state="active"] { flex: 1 1 auto; }

  .gv-shutter__strip {
    padding: 0 18px;
    justify-content: flex-start;
    align-items: center;
  }

  .gv-shutter__content {
    padding: 24px 22px;
    max-width: 100%;
  }

  .gv-shutter__content .is-reveal-target.is-reveal-text {
    transform: translateX(-60px);
  }
  .gv-shutter__content .is-reveal-target.is-reveal-cta {
    transform: translateY(28px);
  }

  /* Big numeral: hidden by default, shown only when editor set a mobile value. */
  .gv-shutter__slide[data-numeral-mobile=""] .gv-shutter__numeral { display: none; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .gv-shutter {
    --gv-dur: 0ms;
    --gv-dur-content: 0ms;
  }
  .gv-shutter__slide,
  .gv-shutter__strip,
  .gv-shutter__numeral,
  .gv-shutter__content .is-reveal-target {
    transition: none !important;
    transform: none !important;
  }
  .gv-shutter__numeral { transform: translateY(-50%) !important; }
  .gv-shutter__numeral,
  .gv-shutter__content .is-reveal-target { opacity: 1; }
}