/* =========================================================
   ROEMAH KENTANG 1908
   Animations Stylesheet
   ========================================================= */

/* =========================================================
   1. MOTION TOKENS
   ========================================================= */
:root {
  --motion-distance-xs: 10px;
  --motion-distance-sm: 18px;
  --motion-distance-md: 32px;
  --motion-distance-lg: 56px;
  --motion-blur: 10px;
  --motion-stagger: 90ms;
}

/* =========================================================
   2. PAGE ENTER / EXIT
   ========================================================= */
.page-transition {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--color-colonial-green);
  pointer-events: none;
  transform: scaleY(0);
  transform-origin: bottom;
}

.page-transition::before {
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background:
    radial-gradient(circle at 20% 20%, #fff 0 1px, transparent 1px),
    radial-gradient(circle at 80% 60%, #fff 0 1px, transparent 1px);
  background-size: 34px 34px, 42px 42px;
  content: "";
}

.page-transition__mark {
  position: relative;
  z-index: 1;
  color: var(--color-potato-gold-soft);
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(18px);
}

.page-transition.is-entering {
  animation: page-curtain-in 820ms var(--ease-smooth) forwards;
  pointer-events: auto;
}

.page-transition.is-entering .page-transition__mark {
  animation: page-mark-in 500ms 180ms var(--ease-smooth) forwards;
}

.page-transition.is-leaving {
  animation: page-curtain-out 820ms var(--ease-smooth) forwards;
}

.page-transition.is-leaving .page-transition__mark {
  opacity: 1;
  animation: page-mark-out 360ms var(--ease-standard) forwards;
}

@keyframes page-curtain-in {
  from {
    transform: scaleY(0);
    transform-origin: bottom;
  }

  to {
    transform: scaleY(1);
    transform-origin: bottom;
  }
}

@keyframes page-curtain-out {
  from {
    transform: scaleY(1);
    transform-origin: top;
  }

  to {
    transform: scaleY(0);
    transform-origin: top;
  }
}

@keyframes page-mark-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes page-mark-out {
  to {
    opacity: 0;
    transform: translateY(-14px);
  }
}

/* =========================================================
   3. HERO ENTRANCE
   ========================================================= */
.hero [data-hero-reveal] {
  opacity: 0;
  transform: translateY(var(--motion-distance-md));
}

body.is-ready .hero [data-hero-reveal] {
  animation: hero-reveal 1.05s var(--ease-smooth) forwards;
}

body.is-ready .hero [data-hero-reveal="1"] {
  animation-delay: 180ms;
}

body.is-ready .hero [data-hero-reveal="2"] {
  animation-delay: 320ms;
}

body.is-ready .hero [data-hero-reveal="3"] {
  animation-delay: 460ms;
}

body.is-ready .hero [data-hero-reveal="4"] {
  animation-delay: 600ms;
}

body.is-ready .hero__scroll {
  animation: hero-scroll-enter 900ms 850ms var(--ease-smooth) both;
}

body.is-ready .hero__media {
  animation: hero-media-enter 1.8s var(--ease-smooth) both;
}

@keyframes hero-reveal {
  from {
    opacity: 0;
    transform: translateY(var(--motion-distance-md));
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-scroll-enter {
  from {
    opacity: 0;
    transform: translate(-50%, 20px);
  }

  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

@keyframes hero-media-enter {
  from {
    opacity: 0;
    transform: scale(1.08);
    filter: blur(6px);
  }

  to {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
  }
}

/* =========================================================
   4. REVEAL ON SCROLL
   ========================================================= */
.reveal,
[data-reveal] {
  opacity: 0;
  will-change: transform, opacity, filter;
  transition:
    opacity 900ms var(--ease-smooth),
    transform 900ms var(--ease-smooth),
    filter 900ms var(--ease-smooth);
}

.reveal--up,
[data-reveal="up"] {
  transform: translateY(var(--motion-distance-md));
}

.reveal--down,
[data-reveal="down"] {
  transform: translateY(calc(var(--motion-distance-md) * -1));
}

.reveal--left,
[data-reveal="left"] {
  transform: translateX(var(--motion-distance-lg));
}

.reveal--right,
[data-reveal="right"] {
  transform: translateX(calc(var(--motion-distance-lg) * -1));
}

.reveal--scale,
[data-reveal="scale"] {
  transform: scale(0.94);
}

.reveal--fade,
[data-reveal="fade"] {
  transform: none;
}

.reveal--blur,
[data-reveal="blur"] {
  filter: blur(var(--motion-blur));
  transform: translateY(var(--motion-distance-sm));
}

.reveal.is-visible,
[data-reveal].is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translate3d(0, 0, 0) scale(1);
}

[data-reveal-delay="1"] {
  transition-delay: calc(var(--motion-stagger) * 1);
}

[data-reveal-delay="2"] {
  transition-delay: calc(var(--motion-stagger) * 2);
}

[data-reveal-delay="3"] {
  transition-delay: calc(var(--motion-stagger) * 3);
}

[data-reveal-delay="4"] {
  transition-delay: calc(var(--motion-stagger) * 4);
}

[data-reveal-delay="5"] {
  transition-delay: calc(var(--motion-stagger) * 5);
}

[data-reveal-delay="6"] {
  transition-delay: calc(var(--motion-stagger) * 6);
}

[data-reveal-delay="7"] {
  transition-delay: calc(var(--motion-stagger) * 7);
}

[data-reveal-delay="8"] {
  transition-delay: calc(var(--motion-stagger) * 8);
}

/* =========================================================
   5. STAGGER GROUPS
   ========================================================= */
[data-stagger] > * {
  opacity: 0;
  transform: translateY(var(--motion-distance-sm));
  transition:
    opacity 760ms var(--ease-smooth),
    transform 760ms var(--ease-smooth);
}

[data-stagger].is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

[data-stagger].is-visible > *:nth-child(1) {
  transition-delay: 40ms;
}

[data-stagger].is-visible > *:nth-child(2) {
  transition-delay: 120ms;
}

[data-stagger].is-visible > *:nth-child(3) {
  transition-delay: 200ms;
}

[data-stagger].is-visible > *:nth-child(4) {
  transition-delay: 280ms;
}

[data-stagger].is-visible > *:nth-child(5) {
  transition-delay: 360ms;
}

[data-stagger].is-visible > *:nth-child(6) {
  transition-delay: 440ms;
}

[data-stagger].is-visible > *:nth-child(7) {
  transition-delay: 520ms;
}

[data-stagger].is-visible > *:nth-child(8) {
  transition-delay: 600ms;
}

/* =========================================================
   6. TEXT MASK / SPLIT TEXT
   ========================================================= */
.text-mask {
  display: block;
  overflow: hidden;
}

.text-mask__inner {
  display: block;
  opacity: 0;
  transform: translateY(105%);
  transition:
    opacity 800ms var(--ease-smooth),
    transform 1s var(--ease-smooth);
}

.text-mask.is-visible .text-mask__inner {
  opacity: 1;
  transform: translateY(0);
}

.split-word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
}

.split-word__inner {
  display: inline-block;
  opacity: 0;
  transform: translateY(110%);
  transition:
    opacity 700ms var(--ease-smooth),
    transform 900ms var(--ease-smooth);
}

.is-visible .split-word__inner {
  opacity: 1;
  transform: translateY(0);
}

/* JavaScript may set --word-index per word */
.split-word__inner {
  transition-delay: calc(var(--word-index, 0) * 45ms);
}

/* =========================================================
   7. IMAGE REVEAL
   ========================================================= */
[data-image-reveal] {
  position: relative;
  overflow: hidden;
}

[data-image-reveal] img {
  opacity: 0;
  transform: scale(1.08);
  transition:
    opacity 900ms var(--ease-smooth),
    transform 1.4s var(--ease-smooth);
}

[data-image-reveal]::after {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: var(--color-heritage-cream);
  content: "";
  transform: scaleX(1);
  transform-origin: left;
  transition: transform 1.1s var(--ease-smooth);
}

[data-image-reveal="dark"]::after {
  background: var(--color-colonial-green);
}

[data-image-reveal].is-visible img {
  opacity: 1;
  transform: scale(1);
}

[data-image-reveal].is-visible::after {
  transform: scaleX(0);
  transform-origin: right;
}

/* =========================================================
   8. PARALLAX HELPERS
   ========================================================= */
[data-parallax] {
  will-change: transform;
}

.parallax-soft {
  transform: translate3d(0, var(--parallax-y, 0), 0);
}

.parallax-scale {
  transform:
    translate3d(0, var(--parallax-y, 0), 0)
    scale(var(--parallax-scale, 1));
}

.parallax-rotate {
  transform:
    translate3d(0, var(--parallax-y, 0), 0)
    rotate(var(--parallax-rotate, 0deg));
}

.hero__media {
  transform: translate3d(0, var(--hero-media-y, 0), 0);
}

.hero__content {
  opacity: var(--hero-content-opacity, 1);
  transform: translate3d(0, var(--hero-content-y, 0), 0);
}

.page-hero__media {
  transform: translate3d(0, var(--page-hero-y, 0), 0);
  will-change: transform;
}

.closing-cta__media {
  transform: translate3d(0, var(--closing-media-y, 0), 0);
  will-change: transform;
}

/* =========================================================
   9. FLOATING DECORATION
   ========================================================= */
.float-soft {
  animation: float-soft 6.5s ease-in-out infinite;
}

.float-soft--slow {
  animation-duration: 9s;
}

.float-soft--reverse {
  animation-direction: reverse;
}

@keyframes float-soft {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-12px);
  }
}

.pulse-soft {
  animation: pulse-soft 3.4s ease-in-out infinite;
}

@keyframes pulse-soft {
  0%,
  100% {
    opacity: 0.65;
    transform: scale(1);
  }

  50% {
    opacity: 1;
    transform: scale(1.035);
  }
}

/* =========================================================
   10. NAVIGATION MOTION
   ========================================================= */
.site-nav__link {
  transition:
    color var(--duration-base) ease,
    opacity var(--duration-base) ease;
}

.site-nav:hover .site-nav__link:not(:hover) {
  opacity: 0.52;
}

@media (max-width: 1023px) {
  .site-nav__link {
    opacity: 0;
    transform: translateY(18px);
    transition:
      opacity 500ms var(--ease-smooth),
      transform 650ms var(--ease-smooth),
      color var(--duration-base) ease;
  }

  .site-nav.is-open .site-nav__link {
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav.is-open .site-nav__link:nth-child(1) {
    transition-delay: 80ms;
  }

  .site-nav.is-open .site-nav__link:nth-child(2) {
    transition-delay: 130ms;
  }

  .site-nav.is-open .site-nav__link:nth-child(3) {
    transition-delay: 180ms;
  }

  .site-nav.is-open .site-nav__link:nth-child(4) {
    transition-delay: 230ms;
  }

  .site-nav.is-open .site-nav__link:nth-child(5) {
    transition-delay: 280ms;
  }

  .site-nav.is-open .site-nav__link:nth-child(6) {
    transition-delay: 330ms;
  }
}

/* =========================================================
   11. BUTTON MICRO-INTERACTIONS
   ========================================================= */
.btn {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(255, 255, 255, 0.16);
  content: "";
  transform: translateX(-105%) skewX(-16deg);
  transition: transform 620ms var(--ease-smooth);
}

.btn:hover::before {
  transform: translateX(105%) skewX(-16deg);
}

.btn svg,
.btn i {
  transition: transform var(--duration-base) var(--ease-standard);
}

.btn:hover svg,
.btn:hover i {
  transform: translateX(3px);
}

/* =========================================================
   12. CARD HOVER MOTION
   ========================================================= */
.menu-card,
.space-card,
.event-card,
.gallery-item {
  will-change: transform;
}

.menu-card::after {
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: var(--color-potato-gold);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 500ms var(--ease-standard);
}

.menu-card:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.space-card__content,
.event-card__content {
  transition: transform 600ms var(--ease-smooth);
}

.space-card:hover .space-card__content,
.event-card:hover .event-card__content {
  transform: translateY(-5px);
}

/* =========================================================
   13. ORNAMENT MOTION
   ========================================================= */
.ornament__diamond,
.decorative-dot {
  animation: ornament-breathe 3.8s ease-in-out infinite;
}

@keyframes ornament-breathe {
  0%,
  100% {
    opacity: 0.55;
    transform: rotate(45deg) scale(1);
  }

  50% {
    opacity: 1;
    transform: rotate(45deg) scale(1.18);
  }
}

.decorative-line::before,
.decorative-line::after,
.ornament::before,
.ornament::after {
  transform: scaleX(0);
  transition: transform 900ms var(--ease-smooth);
}

.decorative-line.is-visible::before,
.ornament.is-visible::before {
  transform: scaleX(1);
  transform-origin: right;
}

.decorative-line.is-visible::after,
.ornament.is-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* =========================================================
   14. COUNTER / STATS
   ========================================================= */
.stat-item__value {
  font-variant-numeric: tabular-nums;
}

.stat-item[data-counting="true"] .stat-item__value {
  animation: counter-glow 700ms ease both;
}

@keyframes counter-glow {
  0% {
    opacity: 0.45;
    filter: blur(3px);
    transform: translateY(8px);
  }

  100% {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
  }
}

/* =========================================================
   15. FAQ MOTION
   ========================================================= */
.faq-item__answer-inner {
  opacity: 0;
  transform: translateY(-8px);
  transition:
    opacity 450ms ease,
    transform 500ms var(--ease-smooth);
}

.faq-item.is-open .faq-item__answer-inner {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   16. MODAL / LIGHTBOX MOTION
   ========================================================= */
.gallery-lightbox__image {
  opacity: 0;
  transform: scale(0.96);
  transition:
    opacity 420ms ease,
    transform 520ms var(--ease-smooth);
}

.gallery-lightbox.is-open .gallery-lightbox__image {
  opacity: 1;
  transform: scale(1);
}

.gallery-lightbox__close,
.modal__close {
  transition:
    transform var(--duration-base) var(--ease-standard),
    background-color var(--duration-base) ease,
    color var(--duration-base) ease;
}

.gallery-lightbox__close:hover,
.modal__close:hover {
  transform: rotate(8deg);
}

/* =========================================================
   17. FORM FEEDBACK
   ========================================================= */
.form-control.is-valid {
  border-color: var(--color-colonial-green);
  background:
    linear-gradient(
      90deg,
      rgba(52, 76, 61, 0.045),
      transparent 38%
    ),
    var(--color-warm-white);
}

.form-control.is-invalid {
  border-color: #8e3a2d;
  animation: field-shake 380ms ease;
}

@keyframes field-shake {
  0%,
  100% {
    transform: translateX(0);
  }

  25% {
    transform: translateX(-5px);
  }

  75% {
    transform: translateX(5px);
  }
}

.form-status.is-visible {
  animation: status-enter 450ms var(--ease-smooth) both;
}

@keyframes status-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =========================================================
   18. MARQUEE INTERACTION
   ========================================================= */
.marquee:hover .marquee__track {
  animation-play-state: paused;
}

/* =========================================================
   19. SCROLL PROGRESS
   ========================================================= */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: calc(var(--z-header) + 1);
  width: 100%;
  height: 2px;
  pointer-events: none;
}

.scroll-progress__bar {
  width: var(--scroll-progress, 0%);
  height: 100%;
  background: var(--color-potato-gold);
  transform-origin: left;
  transition: width 90ms linear;
}

/* =========================================================
   20. CURSOR FOLLOWER
   ========================================================= */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9997;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition:
    width var(--duration-base) var(--ease-standard),
    height var(--duration-base) var(--ease-standard),
    background-color var(--duration-base) ease,
    border-color var(--duration-base) ease,
    opacity var(--duration-base) ease;
}

.cursor-dot {
  width: 6px;
  height: 6px;
  background: var(--color-potato-gold);
}

.cursor-ring {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(199, 154, 69, 0.7);
}

body.has-custom-cursor .cursor-dot,
body.has-custom-cursor .cursor-ring {
  opacity: 1;
}

body.cursor-active .cursor-ring {
  width: 52px;
  height: 52px;
  border-color: var(--color-potato-gold);
  background: rgba(199, 154, 69, 0.08);
}

body.cursor-hidden .cursor-dot,
body.cursor-hidden .cursor-ring {
  opacity: 0;
}

/* =========================================================
   21. BACK TO TOP / FLOATING ACTIONS
   ========================================================= */
.back-to-top.is-visible {
  animation: floating-action-enter 500ms var(--ease-smooth) both;
}

.floating-whatsapp {
  animation: whatsapp-enter 750ms 1.1s var(--ease-smooth) both;
}

@keyframes floating-action-enter {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.92);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes whatsapp-enter {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =========================================================
   22. SECTION TRANSITION WAVE
   ========================================================= */
.section-wave {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  z-index: 2;
  height: clamp(45px, 7vw, 90px);
  color: var(--surface-page);
  pointer-events: none;
}

.section-wave svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* =========================================================
   23. SOFT GRAIN
   ========================================================= */
.grain-overlay {
  position: absolute;
  inset: 0;
  z-index: 4;
  opacity: 0.05;
  pointer-events: none;
  background-image:
    repeating-radial-gradient(
      circle at 0 0,
      transparent 0,
      rgba(255, 255, 255, 0.22) 1px,
      transparent 2px
    );
  background-size: 5px 5px;
  mix-blend-mode: soft-light;
}

/* =========================================================
   24. LAZY IMAGE FADE
   ========================================================= */
img[loading="lazy"] {
  opacity: 0;
  transition:
    opacity 650ms ease,
    filter 650ms ease;
  filter: blur(8px);
}

img[loading="lazy"].is-loaded {
  opacity: 1;
  filter: blur(0);
}

/* =========================================================
   25. ACCESSIBILITY / REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  .page-transition,
  .page-transition__mark,
  .hero [data-hero-reveal],
  .hero__scroll,
  .hero__media,
  .reveal,
  [data-reveal],
  [data-stagger] > *,
  .text-mask__inner,
  .split-word__inner,
  [data-image-reveal] img,
  [data-image-reveal]::after,
  .float-soft,
  .pulse-soft,
  .ornament__diamond,
  .decorative-dot,
  .floating-whatsapp,
  .back-to-top,
  .gallery-lightbox__image,
  .faq-item__answer-inner {
    animation: none !important;
    filter: none !important;
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .marquee__track {
    animation-play-state: paused !important;
  }

  .cursor-dot,
  .cursor-ring {
    display: none !important;
  }
}

/* =========================================================
   26. POINTER / TOUCH SAFETY
   ========================================================= */
@media (hover: none), (pointer: coarse) {
  .cursor-dot,
  .cursor-ring {
    display: none !important;
  }

  .site-nav:hover .site-nav__link:not(:hover) {
    opacity: 1;
  }

  .btn::before {
    display: none;
  }

  .marquee:hover .marquee__track {
    animation-play-state: running;
  }
}