/* ==========================================================================
   LG CORPORATE - ANIMATIONS & TRANSITIONS (css/animations.css)
   ========================================================================== */

/* 1. Core Scroll Reveal Animations (GSAP-style using active classes) */
[data-reveal] {
  opacity: 0;
  will-change: transform, opacity;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Directions */
[data-reveal="fade-up"] {
  transform: translateY(50px);
}

[data-reveal="fade-down"] {
  transform: translateY(-50px);
}

[data-reveal="fade-left"] {
  transform: translateX(50px);
}

[data-reveal="fade-right"] {
  transform: translateX(-50px);
}

[data-reveal="scale-up"] {
  transform: scale(0.92);
}

[data-reveal="clip-right"] {
  clip-path: inset(0 100% 0 0);
  opacity: 1;
  transition: clip-path 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Active State (applied by JS) */
[data-reveal].active {
  opacity: 1;
  transform: translate(0) scale(1);
}

[data-reveal="clip-right"].active {
  clip-path: inset(0 0 0 0);
}

/* Stagger Delays (100ms - 1000ms) */
.active.delay-100 { transition-delay: 100ms; }
.active.delay-200 { transition-delay: 200ms; }
.active.delay-300 { transition-delay: 300ms; }
.active.delay-400 { transition-delay: 400ms; }
.active.delay-500 { transition-delay: 500ms; }
.active.delay-600 { transition-delay: 600ms; }
.active.delay-700 { transition-delay: 700ms; }
.active.delay-800 { transition-delay: 800ms; }
.active.delay-900 { transition-delay: 900ms; }
.active.delay-1000 { transition-delay: 1000ms; }

/* Durations */
.duration-slow { transition-duration: 1.2s; }
.duration-fast { transition-duration: 0.4s; }

/* 2. Keyframes for continuous animations */

/* Mouse Scroll Indicator Pulse */
@keyframes scrollIndicator {
  0% {
    transform: translateY(0) scaleY(1);
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  60% {
    transform: translateY(12px) scaleY(0.7);
    opacity: 0;
  }
  100% {
    transform: translateY(0) scaleY(1);
    opacity: 0;
  }
}

.animate-scroll-dot {
  animation: scrollIndicator 2s infinite cubic-bezier(0.16, 1, 0.3, 1);
}

/* Floating Card Keyframes */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.floating-card-1 { animation: float 6s ease-in-out infinite; }
.floating-card-2 { animation: float 8s ease-in-out infinite; }
.floating-card-3 { animation: float 7s ease-in-out infinite; }

/* Brand Logo Marquee */
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.animate-marquee {
  display: flex;
  width: max-content;
  animation: marquee 25s linear infinite;
}

.animate-marquee:hover {
  animation-play-state: paused;
}

/* Hover glow keyframe for elements */
@keyframes pulseGlow {
  0% { box-shadow: 0 0 10px rgba(230, 57, 70, 0.2); }
  50% { box-shadow: 0 0 25px rgba(230, 57, 70, 0.45); }
  100% { box-shadow: 0 0 10px rgba(230, 57, 70, 0.2); }
}

.hover-glow:hover {
  animation: pulseGlow 2s infinite ease-in-out;
}

/* Announcement Bar Ticker scrolling */
@keyframes scrollText {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}

.animate-announcement-ticker {
  display: inline-flex;
  white-space: nowrap;
  animation: scrollText 20s linear infinite;
}

/* 3. Micro-interactions */

/* Link line expansion effect */
.link-underline {
  position: relative;
}

.link-underline::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.link-underline:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Arrow move hover effect */
.arrow-hover {
  display: inline-flex;
  align-items: center;
}

.arrow-hover svg {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.arrow-hover:hover svg {
  transform: translateX(6px);
}

/* Ken Burns background zoom for standard cards */
.zoom-bg-container {
  overflow: hidden;
  position: relative;
}

.zoom-bg-container img {
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.zoom-bg-container:hover img {
  transform: scale(1.08);
}