:root {
  --motion-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --motion-ease-soft: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --motion-fast: 220ms;
  --motion-medium: 520ms;
  --motion-slow: 760ms;
}

body {
  transition: opacity 260ms var(--motion-ease-standard);
}

body.motion-leaving {
  opacity: 0;
}

:where(a, button, [tabindex]):focus-visible {
  outline: 2px solid rgba(244, 241, 234, 0.92);
  outline-offset: 4px;
}

:where(a, button) {
  -webkit-tap-highlight-color: transparent;
}

:where(a, button):active {
  opacity: 0.78;
}

.motion-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 200;
  width: 100%;
  height: 2px;
  pointer-events: none;
  transform: scaleX(var(--motion-progress, 0));
  transform-origin: left center;
  background: rgba(244, 241, 234, 0.9);
  opacity: 0.72;
  transition: opacity 240ms ease;
}

.motion-enter,
.motion-reveal {
  opacity: 0;
  filter: blur(5px);
  translate: 0 24px;
  scale: 0.992;
  transition:
    opacity var(--motion-slow) var(--motion-ease-out),
    filter var(--motion-slow) var(--motion-ease-out),
    translate var(--motion-slow) var(--motion-ease-out),
    scale var(--motion-slow) var(--motion-ease-out);
  transition-delay: var(--motion-delay, 0ms);
  will-change: opacity, filter, transform;
}

.motion-enter.is-in,
.motion-reveal.is-visible {
  opacity: 1;
  filter: blur(0);
  translate: 0 0;
  scale: 1;
}

:is(.nav-shell, .gallery-nav, .kv-nav, .shop-nav) {
  transition:
    border-color var(--motion-medium) var(--motion-ease-soft),
    background var(--motion-medium) var(--motion-ease-soft),
    box-shadow var(--motion-medium) var(--motion-ease-soft),
    opacity var(--motion-medium) var(--motion-ease-soft);
}

body.motion-scrolled :is(.nav-shell, .gallery-nav, .kv-nav, .shop-nav) {
  border-color: rgba(244, 241, 234, 0.24);
  background: rgba(8, 8, 8, 0.76);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.34);
}

.back-to-top {
  opacity: 0 !important;
  translate: 0 10px;
  pointer-events: none;
  transition:
    opacity 360ms var(--motion-ease-out),
    translate 520ms var(--motion-ease-out),
    background 360ms var(--motion-ease-out) !important;
}

body.motion-scrolled .back-to-top {
  opacity: 1 !important;
  translate: 0 0;
  pointer-events: auto;
}

:is(.gallery-nav, .kv-nav, .shop-nav) a,
.nav-links a,
.button,
.side-arrow,
.thumb {
  transition-timing-function: var(--motion-ease-out) !important;
}

.hero-orbit-showcase {
  animation: orbit-show 1080ms var(--motion-ease-out) 720ms forwards !important;
  translate:
    var(--hero-motion-x, 0px)
    calc(var(--hero-motion-y, 0px) + var(--hero-scroll-y, 0px));
}

.hero-title {
  translate: var(--hero-title-x, 0px) var(--hero-title-y, 0px);
}

.scroll-note {
  animation: fade-up 760ms var(--motion-ease-out) 980ms forwards !important;
}

.show-card {
  transition:
    transform 480ms var(--motion-ease-out),
    filter 480ms var(--motion-ease-out),
    border-color 480ms var(--motion-ease-out),
    box-shadow 480ms var(--motion-ease-out) !important;
}

.show-card:hover {
  border-color: rgba(255, 255, 255, 0.42);
  transform: translate(-50%, -50%) rotate(var(--tilt)) scale(1.045) !important;
}

.reveal {
  transform: translate3d(0, 28px, 0) !important;
  transition:
    opacity 720ms var(--motion-ease-out),
    transform 720ms var(--motion-ease-out) !important;
  transition-delay: var(--reveal-delay, 0ms) !important;
}

.reveal.is-visible {
  transform: translate3d(0, 0, 0) !important;
}

.tilt-title,
.works-tilt-title {
  transition:
    transform 620ms var(--motion-ease-out),
    text-shadow 620ms var(--motion-ease-out) !important;
}

.career-card {
  transition:
    border-color 480ms var(--motion-ease-out),
    box-shadow 480ms var(--motion-ease-out),
    transform 480ms var(--motion-ease-out),
    background 480ms var(--motion-ease-out) !important;
}

.career-card.is-open {
  transform: translateY(-1px) !important;
}

.career-toggle {
  transition:
    transform 520ms var(--motion-ease-out),
    border-color 520ms var(--motion-ease-out),
    background 520ms var(--motion-ease-out);
}

.career-card.is-open .career-toggle {
  transform: rotate(180deg);
}

.career-content {
  display: grid !important;
  grid-template-rows: 0fr;
  max-height: none !important;
  opacity: 0;
  transition:
    grid-template-rows 620ms var(--motion-ease-out),
    opacity 360ms var(--motion-ease-standard) !important;
}

.career-content > .career-body {
  min-height: 0;
  overflow: hidden;
}

.career-card.is-open .career-content {
  grid-template-rows: 1fr;
  opacity: 1;
}

.image-wall-track {
  animation: none !important;
  transform: translate3d(var(--wall-x, 0px), 0, 0);
  will-change: transform;
}

.wall-card {
  transition:
    filter 460ms var(--motion-ease-out),
    border-color 460ms var(--motion-ease-out),
    box-shadow 460ms var(--motion-ease-out),
    transform 460ms var(--motion-ease-out) !important;
}

.wall-card:hover {
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.76);
  transform: translateY(-3px) scale(1.018);
}

.work-item.reveal.is-visible:hover {
  transform: translate3d(0, -4px, 0) !important;
}

.work-image,
.work-image.is-contain {
  transform: scale(1.012) !important;
  transition:
    transform 820ms var(--motion-ease-out),
    filter 820ms var(--motion-ease-out) !important;
}

.work-item:hover .work-image,
.work-item:hover .work-image.is-contain {
  transform: scale(1.038) !important;
}

.wechat-dialog[open] {
  animation: dialog-in 520ms var(--motion-ease-out) both;
  cursor: default;
}

.wechat-dialog[open]::backdrop {
  animation: backdrop-in 360ms ease both;
  cursor: default;
}

.wechat-dialog button {
  cursor: pointer !important;
}

.wechat-dialog[open].is-closing {
  animation: dialog-out 220ms var(--motion-ease-standard) both;
}

.wechat-dialog[open].is-closing::backdrop {
  animation: backdrop-out 220ms ease both;
}

@keyframes dialog-in {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes backdrop-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes dialog-out {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to { opacity: 0; transform: translateY(10px) scale(0.985); }
}

@keyframes backdrop-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

.gallery-page {
  perspective: 1600px;
}

.gallery-page .hero-frame {
  transform:
    perspective(1600px)
    rotateX(var(--gallery-rx, 0deg))
    rotateY(var(--gallery-ry, 0deg));
  transition:
    transform 760ms var(--motion-ease-out),
    border-color 520ms var(--motion-ease-out),
    box-shadow 760ms var(--motion-ease-out) !important;
  will-change: transform;
  cursor: grab;
  touch-action: pan-y;
}

.gallery-page .hero-frame.is-dragging {
  cursor: grabbing;
}

.gallery-page .hero-frame:hover {
  border-color: rgba(244, 241, 234, 0.18);
  box-shadow:
    0 0 0 1px rgba(244, 241, 234, 0.05),
    0 42px 150px rgba(0, 0, 0, 0.78);
}

.gallery-page .hero-frame.is-changing img {
  opacity: 0;
  filter: blur(8px);
  transform: scale(0.99) !important;
}

.gallery-page .hero-frame img {
  filter: blur(0);
  transition:
    opacity 420ms var(--motion-ease-standard),
    filter 520ms var(--motion-ease-out),
    transform 620ms var(--motion-ease-out) !important;
}

.side-arrow {
  border: 1px solid transparent !important;
}

.side-arrow:hover {
  border-color: rgba(244, 241, 234, 0.16) !important;
  background: rgba(244, 241, 234, 0.07) !important;
  transform: translateY(-50%) scale(1.04) !important;
}

.thumb.is-active {
  transform: translateY(-3px);
}

.kv-cover,
.shop-cover,
.kv-frame,
.head-card,
.detail-card figure {
  transition:
    border-color 520ms var(--motion-ease-out),
    box-shadow 680ms var(--motion-ease-out),
    transform 680ms var(--motion-ease-out);
}

:is(.kv-cover, .shop-cover, .kv-frame, .head-card, .detail-card figure):hover {
  border-color: rgba(244, 241, 234, 0.24);
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.42);
  transform: translateY(-3px);
}

:is(.kv-cover, .shop-cover, .kv-frame, .head-card, .detail-card figure) img {
  transition: transform 900ms var(--motion-ease-out), filter 900ms var(--motion-ease-out);
}

:is(.kv-cover, .shop-cover, .kv-frame, .head-card, .detail-card figure):hover img {
  transform: scale(1.012);
}

.kv-aside a,
.detail-nav a {
  position: relative;
  transition:
    color 360ms var(--motion-ease-out),
    padding-left 360ms var(--motion-ease-out),
    border-color 360ms var(--motion-ease-out) !important;
}

.kv-aside a::before,
.detail-nav a::before {
  width: 3px;
  position: absolute;
  left: 0;
  top: 9px;
  bottom: 9px;
  border-radius: 999px;
  content: "";
  background: rgba(244, 241, 234, 0.92);
  opacity: 0;
  transform: scaleY(0.35);
  transition:
    opacity 360ms var(--motion-ease-out),
    transform 360ms var(--motion-ease-out);
}

.kv-aside a.is-current,
.detail-nav a.is-current {
  color: rgba(244, 241, 234, 0.96);
  padding-left: 12px;
}

.kv-aside a.is-current::before,
.detail-nav a.is-current::before {
  opacity: 1;
  transform: scaleY(1);
}

:is(
  .gallery-nav,
  .kv-nav,
  .shop-nav,
  .counter,
  .zoom-controls,
  .thumb-strip,
  .gallery-page .hero-frame,
  .kv-intro,
  .shop-hero
).motion-enter {
  transition:
    opacity var(--motion-slow) var(--motion-ease-out),
    filter var(--motion-slow) var(--motion-ease-out),
    translate var(--motion-slow) var(--motion-ease-out),
    scale var(--motion-slow) var(--motion-ease-out) !important;
}

@media (max-width: 760px) {
  .motion-progress { height: 1px; }
  .side-arrow:hover { transform: scale(1.04) !important; }
  .gallery-page .hero-frame { transform: none !important; }
}

@media (hover: none) {
  .show-card:hover {
    transform: translate(-50%, -50%) rotate(var(--tilt)) scale(1) !important;
  }

  .wall-card:hover,
  .work-item.reveal.is-visible:hover,
  :is(.kv-cover, .shop-cover, .kv-frame, .head-card, .detail-card figure):hover {
    transform: none !important;
  }

  .work-item:hover .work-image,
  .work-item:hover .work-image.is-contain,
  :is(.kv-cover, .shop-cover, .kv-frame, .head-card, .detail-card figure):hover img {
    transform: scale(1.012) !important;
  }

  .side-arrow:hover {
    transform: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
  .motion-enter,
  .motion-reveal,
  .reveal {
    opacity: 1 !important;
    filter: none !important;
    transform: none !important;
    translate: none !important;
    scale: 1 !important;
  }
}