/* ==========================================================================
   ANIMATIONS.CSS — Keyframes, scroll reveals, transitions, preloader
   Indies 365 Hôtel
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. KEYFRAME DEFINITIONS
   -------------------------------------------------------------------------- */

/* Hero text stagger reveal */
@keyframes slideUpFade {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade in only */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Slide from left */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Slide from right */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scale in */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Bounce scroll arrow */
@keyframes bounceArrow {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.8;
  }
  50% {
    transform: translateY(8px);
    opacity: 1;
  }
}

/* Pulse glow for CTA buttons */
@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(255, 79, 0, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(255, 79, 0, 0);
  }
}

/* Shimmer loading effect */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Preloader fill bar */
@keyframes preloaderFill {
  0% {
    width: 0%;
  }
  80% {
    width: 85%;
  }
  100% {
    width: 100%;
  }
}

/* Preloader fade out */
@keyframes preloaderFadeOut {
  0% {
    opacity: 1;
    visibility: visible;
  }
  100% {
    opacity: 0;
    visibility: hidden;
  }
}

/* Spin */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Float up-down for decorative elements */
@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-12px);
  }
}

/* Orange underline wipe (for nav links) */
@keyframes underlineSlide {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

/* Card hover overlay slide up */
@keyframes overlaySlideUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Scroll progress grow */
@keyframes scrollBarGrow {
  from {
    width: 0%;
  }
}

/* Number counter */
@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --------------------------------------------------------------------------
   2. HERO PAGE-LOAD ANIMATIONS
   -------------------------------------------------------------------------- */

/* Applied in HTML with inline delay classes */
.hero-title {
  animation: slideUpFade 1s ease 0.3s both;
}
.hero-eyebrow {
  animation: slideUpFade 1s ease 0.1s both;
}
.hero-subtitle {
  animation: slideUpFade 1s ease 0.55s both;
}
.hero-cta {
  animation: slideUpFade 1s ease 0.8s both;
}
.hero-badge {
  animation: slideUpFade 1s ease 0.15s both;
}

/* --------------------------------------------------------------------------
   3. SCROLL REVEAL BASE CLASSES
      (Applied by animations.js via IntersectionObserver)
   -------------------------------------------------------------------------- */

/* Initial hidden state — added by JS to elements before they enter viewport */
.reveal {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 700ms;
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-up {
  opacity: 0;
  transform: translateY(50px);
  transition:
    opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition:
    opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition:
    opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition:
    opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* Revealed state — added by JS when element enters viewport */
.revealed {
  opacity: 1 !important;
  transform: none !important;
}

/* Stagger delays for child cards */
.stagger-1 {
  transition-delay: 0ms;
}
.stagger-2 {
  transition-delay: 100ms;
}
.stagger-3 {
  transition-delay: 200ms;
}
.stagger-4 {
  transition-delay: 300ms;
}
.stagger-5 {
  transition-delay: 400ms;
}
.stagger-6 {
  transition-delay: 500ms;
}

/* --------------------------------------------------------------------------
   4. PRELOADER
   -------------------------------------------------------------------------- */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--teal, #1b6b72);
  z-index: var(--z-preloader);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 2rem;
  transition:
    opacity 0.6s ease,
    visibility 0.6s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.preloader-logo-wrap {
  animation: float 2s ease-in-out infinite;
}

.preloader-logo-wrap img {
  height: 100px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.preloader-hotel-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--white);
  letter-spacing: 0.1em;
  text-align: center;
  opacity: 0.9;
}

.preloader-bar {
  width: 200px;
  height: 2px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.preloader-fill {
  height: 100%;
  background: var(--white);
  border-radius: var(--radius-full);
  animation: preloaderFill 0.8s ease forwards;
}

/* --------------------------------------------------------------------------
   5. SCROLL PROGRESS BAR
   -------------------------------------------------------------------------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--primary-light));
  z-index: calc(var(--z-fixed) + 1);
  width: 0%;
  transition: width 100ms linear;
  border-radius: 0 var(--radius-full) var(--radius-full) 0;
}

/* --------------------------------------------------------------------------
   6. CUSTOM CURSOR
   -------------------------------------------------------------------------- */
.cursor-dot {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: calc(var(--z-preloader) + 2);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition:
    transform 0.1s ease,
    opacity 0.3s ease,
    width 0.3s ease,
    height 0.3s ease,
    background 0.3s ease;
  will-change: left, top;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1.5px solid rgba(255, 79, 0, 0.6);
  border-radius: 50%;
  pointer-events: none;
  z-index: calc(var(--z-preloader) + 1);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition:
    transform 0.15s ease,
    opacity 0.3s ease,
    width 0.3s ease,
    height 0.3s ease;
  will-change: left, top;
}

.cursor-dot.is-hovering {
  width: 16px;
  height: 16px;
  background: var(--primary-dark);
}

.cursor-ring.is-hovering {
  width: 50px;
  height: 50px;
  border-color: var(--primary);
  opacity: 0.5;
}

/* Hide cursor elements on touch devices */
@media (pointer: coarse) {
  .cursor-dot,
  .cursor-ring {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   7. HOVER EFFECTS
   -------------------------------------------------------------------------- */

/* Room card image zoom on hover */
.card-img-zoom {
  overflow: hidden;
}

.card-img-zoom img {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

.card-img-zoom:hover img,
.card-img-zoom:focus-within img {
  transform: scale(1.06);
}

/* Card hover overlay slide up */
.card-hover-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(
    to top,
    rgba(255, 79, 0, 0.92) 0%,
    rgba(255, 79, 0, 0.6) 60%,
    transparent 100%
  );
  padding: 2rem 1.5rem 1.5rem;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  color: var(--white);
}

.card-wrapper:hover .card-hover-overlay,
.card-wrapper:focus-within .card-hover-overlay {
  transform: translateY(0);
}

/* Nav link underline slide */
.nav-link-animated {
  position: relative;
}

.nav-link-animated::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.nav-link-animated:hover::after,
.nav-link-animated.active::after {
  transform: scaleX(1);
}

/* Button glow pulse */
.btn-pulse {
  animation: pulseGlow 2.5s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   8. SECTION ENTRANCE ANIMATIONS
   -------------------------------------------------------------------------- */

/* Section title slide in from left */
.section-title-reveal {
  overflow: hidden;
}

.section-title-reveal .title-inner {
  display: block;
  transform: translateY(100%);
  transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.section-title-reveal.revealed .title-inner {
  transform: translateY(0);
}

/* Image reveal with scale */
.img-reveal {
  overflow: hidden;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.img-reveal.revealed {
  clip-path: inset(0 0% 0 0);
}

/* --------------------------------------------------------------------------
   9. LOADING SKELETON
   -------------------------------------------------------------------------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--gray-200) 25%,
    var(--gray-100) 50%,
    var(--gray-200) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* --------------------------------------------------------------------------
   10. TRANSITION UTILITIES
   -------------------------------------------------------------------------- */
.transition-all {
  transition: all var(--transition-base);
}
.transition-colors {
  transition:
    color var(--transition-base),
    background-color var(--transition-base),
    border-color var(--transition-base);
}
.transition-transform {
  transition: transform var(--transition-base);
}
.transition-opacity {
  transition: opacity var(--transition-base);
}
.transition-shadow {
  transition: box-shadow var(--transition-base);
}

.duration-fast {
  transition-duration: 150ms;
}
.duration-base {
  transition-duration: 300ms;
}
.duration-slow {
  transition-duration: 500ms;
}
.duration-slower {
  transition-duration: 700ms;
}

.ease-spring {
  transition-timing-function: cubic-bezier(0.34, 1.56, 0.64, 1);
}
.ease-smooth {
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}