/* 
  Motion Effects — motion-split, pointer depth, magnet, BorderGlow
  Split from portfolio-motion-system.css (lines 424-869)
  DO NOT change order — cascade depends on original sequence.
*/

/* 2026-06-17 T-060: ReactBits-inspired motion polish, kept light and compositional. */
.motion-split {
  display: inline-block;
  white-space: normal;
  text-wrap: balance;
  word-break: keep-all;
  line-height: inherit;
}

.motion-char {
  display: inline-block;
  opacity: 0;
  transform: translate3d(0, 0.72em, 0);
  filter: blur(8px);
  transition:
    opacity 620ms var(--motion-ease-out),
    transform 720ms var(--motion-ease-out),
    filter 720ms var(--motion-ease-out);
  transition-delay: calc(var(--motion-index, 0) * 20ms);
  will-change: opacity, transform, filter;
}

.motion-char--space {
  width: 0.35em;
}

.motion-split.is-motion-visible .motion-char {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: none;
}

#visual-files .motion-split {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.02em;
}

#visual-files .motion-char {
  transition-duration: 760ms;
  transition-delay: calc(460ms + var(--motion-index, 0) * 24ms);
}

#visual-files .motion-hero-frame::before {
  opacity: 0;
  transform: translate3d(0, 10px, 0) scaleX(0.42);
  transform-origin: left center;
  filter: blur(4px);
  transition:
    opacity 520ms var(--motion-ease-out),
    transform 680ms var(--motion-ease-out),
    filter 680ms var(--motion-ease-out);
  transition-delay: 180ms;
  will-change: opacity, transform, filter;
}

#visual-files .motion-hero-frame.is-motion-visible::before {
  opacity: 0.82;
  transform: translate3d(0, 0, 0) scaleX(1);
  filter: none;
  will-change: auto;
}

#visual-files .motion-content {
  opacity: 0;
  transform: translate3d(0, 10px, 0);
  filter: blur(5px);
  transition:
    opacity 520ms var(--motion-ease-out),
    transform 620ms var(--motion-ease-out),
    filter 620ms var(--motion-ease-out);
  will-change: opacity, transform, filter;
}

#visual-files .portfolio-kicker.motion-content {
  transition-delay: 320ms;
}

#visual-files .portfolio-hero__titleline.motion-content {
  transition-delay: 1180ms;
}

#visual-files .motion-content.is-motion-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: none;
  will-change: auto;
}

#before-visuals .motion-split,
#before-visuals .motion-content {
  text-wrap: pretty;
}

#before-visuals .motion-content {
  opacity: 0;
  transform: translate3d(0, 14px, 0);
  filter: blur(6px);
  transition:
    opacity 520ms var(--motion-ease-out),
    transform 620ms var(--motion-ease-out),
    filter 620ms var(--motion-ease-out);
  transition-delay: calc(var(--motion-index, 0) * 48ms);
}

#before-visuals .motion-content.is-motion-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: none;
}

.motion-depth-surface {
  transform-style: preserve-3d;
  transition:
    transform 260ms var(--motion-ease-out),
    box-shadow 260ms var(--motion-ease-out),
    border-color 220ms var(--motion-ease-ui),
    background 220ms var(--motion-ease-ui);
}

@media (hover: hover) and (pointer: fine) {
  .motion-depth-surface.is-pointer-active {
    transform:
      perspective(1200px)
      rotateX(var(--motion-tilt-x, 0deg))
      rotateY(var(--motion-tilt-y, 0deg))
      translate3d(0, -4px, 0);
  }

  .motion-depth-surface.is-pointer-active img {
    transform: scale(1.025);
    transition: transform 260ms var(--motion-ease-out), filter 260ms var(--motion-ease-out);
  }  #visual-system .xiaomi-hover-card.motion-depth-surface.is-pointer-active,
  #film-storyboard .portfolio-storyboard-card.motion-depth-surface.is-pointer-active,
  #other-works .portfolio-other-works__light-card.motion-depth-surface.is-pointer-active {
    box-shadow:
      0 24px 60px rgba(0, 0, 0, 0.34),
      0 0 0 1px rgba(255, 248, 232, 0.08) inset;
  }
}

.motion-magnet {
  transition:
    transform 180ms var(--motion-ease-ui),
    opacity 180ms var(--motion-ease-ui),
    filter 180ms var(--motion-ease-ui);
}

.motion-magnet.is-magnet-active {
  transform: translate3d(var(--magnet-x, 0), var(--magnet-y, 0), 0);
}

#film-storyboard.motion-scroll-accent .portfolio-storyboard-strip {
  transform: translate3d(calc(var(--motion-scroll-velocity, 0) * -6px), 0, 0);
  transition: transform 160ms var(--motion-ease-out);
}

/* 2026-06-18 T-065 R2: original BorderGlow structure adapted to the storyboard area. */
#film-storyboard .border-glow-card {
  --edge-proximity: 0;
  --edge-alpha: 0;
  --color-alpha: 0;
  --fill-alpha: 0;
  --cursor-angle: 450deg;
  --edge-sensitivity: 30;
  --color-sensitivity: calc(var(--edge-sensitivity) + 20);
  --border-radius: 8px;
  --glow-padding: 40px;
  --cone-spread: 25;
  --fill-opacity: 0.5;
  position: relative;
  isolation: isolate;
  overflow: visible;
  border-color: rgba(255, 255, 255, 0.15);
  background: var(--card-bg, rgba(5, 4, 3, 0.82));
  transition:
    border-color 260ms var(--motion-ease-ui),
    box-shadow 360ms var(--motion-ease-out),
    transform 300ms var(--motion-ease-out);
}

#film-storyboard .border-glow-card::before,
#film-storyboard .border-glow-card::after,
#film-storyboard .border-glow-card > .edge-light {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 1;
  pointer-events: none;
  transition: opacity 250ms var(--motion-ease-out);
}

#film-storyboard .border-glow-card:not(:hover):not(.is-border-glowing)::before,
#film-storyboard .border-glow-card:not(:hover):not(.is-border-glowing)::after,
#film-storyboard .border-glow-card:not(:hover):not(.is-border-glowing) > .edge-light {
  opacity: 0;
  transition: opacity 750ms ease-in-out;
}

#film-storyboard .border-glow-card::before {
  z-index: 1;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--card-bg, #120f17) 0 100%) padding-box,
    linear-gradient(rgb(255 255 255 / 0%) 0 100%) border-box,
    var(--gradient-one) border-box,
    var(--gradient-two) border-box,
    var(--gradient-three) border-box,
    var(--gradient-four) border-box,
    var(--gradient-five) border-box,
    var(--gradient-six) border-box,
    var(--gradient-seven) border-box,
    var(--gradient-base) border-box;
  opacity: var(--color-alpha, 0);
  mask-image:
    conic-gradient(
      from var(--cursor-angle) at center,
      black calc(var(--cone-spread) * 1%),
      transparent calc((var(--cone-spread) + 15) * 1%),
      transparent calc((100 - var(--cone-spread) - 15) * 1%),
      black calc((100 - var(--cone-spread)) * 1%)
    );
}

#film-storyboard .border-glow-card::after {
  z-index: 0;
  border: 1px solid transparent;
  background:
    var(--gradient-one) padding-box,
    var(--gradient-two) padding-box,
    var(--gradient-three) padding-box,
    var(--gradient-four) padding-box,
    var(--gradient-five) padding-box,
    var(--gradient-six) padding-box,
    var(--gradient-seven) padding-box,
    var(--gradient-base) padding-box;
  mask-image:
    linear-gradient(to bottom, black, black),
    radial-gradient(ellipse at 50% 50%, black 40%, transparent 65%),
    radial-gradient(ellipse at 66% 66%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 66% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 66%, black 5%, transparent 40%),
    conic-gradient(from var(--cursor-angle) at center, transparent 5%, black 15%, black 85%, transparent 95%);
  mask-composite: subtract, add, add, add, add, add;
  opacity: var(--fill-alpha, 0);
  mix-blend-mode: soft-light;
}

#film-storyboard .border-glow-card > .edge-light {
  inset: calc(var(--glow-padding) * -1);
  z-index: 1;
  mask-image:
    conic-gradient(
      from var(--cursor-angle) at center,
      black 2.5%,
      transparent 10%,
      transparent 90%,
      black 97.5%
    );
  opacity: var(--edge-alpha, 0);
  mix-blend-mode: plus-lighter;
}

#film-storyboard .border-glow-card > .edge-light::before {
  content: "";
  position: absolute;
  inset: var(--glow-padding);
  border-radius: inherit;
  box-shadow:
    inset 0 0 1px var(--glow-color, hsl(40deg 80% 80% / 100%)),
    inset 0 0 10px var(--glow-color-60, hsl(40deg 80% 80% / 60%)),
    inset 0 0 3px 0 var(--glow-color-50, hsl(40deg 80% 80% / 50%)),
    inset 0 0 6px 0 var(--glow-color-40, hsl(40deg 80% 80% / 40%)),
    inset 0 0 15px 0 var(--glow-color-30, hsl(40deg 80% 80% / 30%)),
    inset 0 0 25px 2px var(--glow-color-20, hsl(40deg 80% 80% / 20%)),
    inset 0 0 50px 2px var(--glow-color-10, hsl(40deg 80% 80% / 10%)),
    0 0 1px var(--glow-color-60, hsl(40deg 80% 80% / 60%)),
    0 0 3px 0 var(--glow-color-50, hsl(40deg 80% 80% / 50%)),
    0 0 6px 0 var(--glow-color-40, hsl(40deg 80% 80% / 40%)),
    0 0 15px 0 var(--glow-color-30, hsl(40deg 80% 80% / 30%)),
    0 0 25px 2px var(--glow-color-20, hsl(40deg 80% 80% / 20%)),
    0 0 50px 2px var(--glow-color-10, hsl(40deg 80% 80% / 10%));
}

#film-storyboard .border-glow-card > .border-glow-inner {
  position: relative;
  z-index: 3;
  display: block;
  border-radius: inherit;
  overflow: hidden;
}

#film-storyboard .portfolio-prompt-console.border-glow-card > .border-glow-inner {
  overflow: visible;
}

#film-storyboard .border-glow-card--storyboard.is-border-glowing {
  border-color: rgba(255, 248, 232, 0.24);
  box-shadow:
    0 28px 86px rgba(0, 0, 0, 0.46),
    0 0 72px rgba(232, 211, 169, 0.18),
    0 0 96px rgba(45, 132, 158, 0.08);
}

#film-storyboard .border-glow-card--quiet {
  --color-sensitivity: calc(var(--edge-sensitivity) + 28);
}

#film-storyboard .border-glow-card--quiet > .edge-light::before {
  box-shadow:
    inset 0 0 1px var(--glow-color-40, hsl(40deg 80% 80% / 40%)),
    inset 0 0 8px var(--glow-color-20, hsl(40deg 80% 80% / 20%)),
    0 0 1px var(--glow-color-30, hsl(40deg 80% 80% / 30%)),
    0 0 18px var(--glow-color-10, hsl(40deg 80% 80% / 10%));
}

#film-storyboard .border-glow-card--quiet.is-border-glowing {
  border-color: rgba(232, 211, 169, 0.24);
  box-shadow:
    0 30px 98px rgba(0, 0, 0, 0.42),
    0 0 28px rgba(232, 211, 169, 0.06);
}

@keyframes portfolioFutureFilmMoveForward {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(-50%, 0, 0);
  }
}

@keyframes portfolioFutureFilmMoveReverse {
  from {
    transform: translate3d(-50%, 0, 0);
  }

  to {
    transform: translate3d(0, 0, 0);
  }
}.portfolio-work__visual img,
.portfolio-image-card img,
.portfolio-ai-compare__preview img,
#other-works .portfolio-other-work__media img,
#other-works .portfolio-other-works__poster-card,
#other-works .portfolio-other-works__light-card,
#other-works .portfolio-other-works__strip,
#other-works .portfolio-other-works__ai-card {
  transition-timing-function: var(--motion-ease-out) !important;
}.portfolio-card,
.portfolio-image-card,
.portfolio-method-card,
.portfolio-delivery-step,
.portfolio-storyboard-card,
.portfolio-material-card,
.portfolio-photo-spec-card,
#other-works .portfolio-other-work__media,
#other-works .portfolio-other-works__poster-control {
  transition-duration: var(--motion-base) !important;
  transition-timing-function: var(--motion-ease-out) !important;
}

.portfolio-nav-links a,
.portfolio-nav-submenu,
.portfolio-nav-submenu a {
  transition-duration: var(--motion-fast) !important;
  transition-timing-function: var(--motion-ease-ui) !important;
}

@media (hover: hover) and (pointer: fine) {  .portfolio-card:hover,
  .portfolio-image-card:hover,
  .portfolio-method-card:hover,
  .portfolio-delivery-step:hover,
  .portfolio-material-card:hover,
  .portfolio-photo-spec-card:hover {
    transform: translate3d(0, -2px, 0);
  }  .portfolio-card:active,
  .portfolio-image-card:active,
  .portfolio-method-card:active,
  .portfolio-delivery-step:active,
  .portfolio-material-card:active,
  .portfolio-photo-spec-card:active,
  #other-works .portfolio-other-works__poster-control:active {
    transform: translate3d(0, -1px, 0) scale(0.995);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.is-visible {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    transition: none !important;
    will-change: auto !important;
  }

  #commercial-photo .portfolio-fusion-float-shadow,
  #commercial-photo .portfolio-fusion-device.reveal.is-visible .portfolio-fusion-float-shadow {
    opacity: 0.78;
    animation: none !important;
  }  .portfolio-card,
  .portfolio-image-card,
  .portfolio-method-card,
  .portfolio-delivery-step,
  .portfolio-storyboard-card,
  .portfolio-material-card,
  .portfolio-photo-spec-card,
  #other-works .portfolio-other-work__media,
  #other-works .portfolio-other-works__poster-control {
    transform: none !important;
    transition: none !important;
  }

  .motion-split,
  .motion-content,
  .motion-char,
  .motion-depth-surface,
  .motion-magnet,
  #aigc-design .xiaomi-accordion__item,
  #aigc-design .xiaomi-accordion__item span,
  #aigc-design .xiaomi-accordion__item em,
  #film-storyboard .storyboard-border-glow,
  #film-storyboard .storyboard-border-glow::before,
  #film-storyboard .storyboard-border-glow::after {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    transition: none !important;
    animation: none !important;
    will-change: auto !important;
  }

  #film-storyboard .storyboard-border-glow::before,
  #film-storyboard .storyboard-border-glow::after {
    opacity: 0 !important;
  }

  #film-storyboard.motion-scroll-accent .portfolio-storyboard-strip{
    transform: none !important;
  }
}