/* ============================================================
   OXFORDIAN ANIMATIONS & MICRO-INTERACTIONS
   ============================================================ */

/* ============================================================
   AOS-STYLE SCROLL REVEAL ANIMATIONS
   ============================================================ */

/* Base hidden states */
[data-ox-animate] {
  transition-property: opacity, transform;
  transition-timing-function: var(--ease-smooth);
  transition-duration: var(--duration-slower);
}

/* Delay utilities */
[data-ox-delay="100"] { transition-delay: 100ms; }
[data-ox-delay="200"] { transition-delay: 200ms; }
[data-ox-delay="300"] { transition-delay: 300ms; }
[data-ox-delay="400"] { transition-delay: 400ms; }
[data-ox-delay="500"] { transition-delay: 500ms; }
[data-ox-delay="600"] { transition-delay: 600ms; }
[data-ox-delay="700"] { transition-delay: 700ms; }
[data-ox-delay="800"] { transition-delay: 800ms; }

/* Hidden states (before animation) */
[data-ox-animate="fade-up"]    { opacity: 0; transform: translateY(40px); }
[data-ox-animate="fade-down"]  { opacity: 0; transform: translateY(-40px); }
[data-ox-animate="fade-left"]  { opacity: 0; transform: translateX(-40px); }
[data-ox-animate="fade-right"] { opacity: 0; transform: translateX(40px); }
[data-ox-animate="fade-in"]    { opacity: 0; }
[data-ox-animate="scale-up"]   { opacity: 0; transform: scale(0.92); }
[data-ox-animate="scale-down"] { opacity: 0; transform: scale(1.08); }
[data-ox-animate="rotate-in"]  { opacity: 0; transform: rotate(-8deg) scale(0.95); }
[data-ox-animate="slide-up"]   { transform: translateY(100%); }

/* Animated state (in-view) */
[data-ox-animate].ox-in-view {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1) rotate(0deg);
}

/* ============================================================
   KINETIC TYPOGRAPHY
   ============================================================ */
.kinetic-word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
}

.kinetic-word__inner {
  display: inline-block;
  transform: translateY(100%);
  animation: word-reveal 0.8s var(--ease-expo) forwards;
}

@keyframes word-reveal {
  to { transform: translateY(0); }
}

/* Stagger delays for multiple words */
.kinetic-line .kinetic-word:nth-child(1) .kinetic-word__inner { animation-delay: 0.1s; }
.kinetic-line .kinetic-word:nth-child(2) .kinetic-word__inner { animation-delay: 0.2s; }
.kinetic-line .kinetic-word:nth-child(3) .kinetic-word__inner { animation-delay: 0.3s; }
.kinetic-line .kinetic-word:nth-child(4) .kinetic-word__inner { animation-delay: 0.4s; }
.kinetic-line .kinetic-word:nth-child(5) .kinetic-word__inner { animation-delay: 0.5s; }
.kinetic-line .kinetic-word:nth-child(6) .kinetic-word__inner { animation-delay: 0.6s; }
.kinetic-line .kinetic-word:nth-child(7) .kinetic-word__inner { animation-delay: 0.7s; }

/* Text gradient animation */
.text-gradient-animate {
  background: linear-gradient(90deg, var(--ox-red), var(--ox-gold), var(--ox-red-light), var(--ox-red));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: text-gradient 6s linear infinite;
}

@keyframes text-gradient {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Typewriter effect */
.typewriter {
  overflow: hidden;
  white-space: nowrap;
  border-right: 3px solid var(--ox-red);
  animation: typewriter 3s steps(30, end) 1s forwards, blink 0.75s step-end infinite;
  width: 0;
}

@keyframes typewriter {
  to { width: 100%; }
}

@keyframes blink {
  50% { border-color: transparent; }
}

/* ============================================================
   COUNTER ANIMATION
   ============================================================ */
.counter-value {
  display: inline-block;
  transition: all var(--duration-slow);
}

/* ============================================================
   MICRO-INTERACTIONS
   ============================================================ */

/* Button ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transform: scale(0);
  animation: ripple-expand 0.6s linear;
  pointer-events: none;
}

@keyframes ripple-expand {
  to { transform: scale(4); opacity: 0; }
}

/* Magnetic hover effect (applied via JS) */
.magnetic {
  transition: transform 0.3s var(--ease-smooth);
}

/* Image hover zoom */
.img-hover-zoom {
  overflow: hidden;
  border-radius: inherit;
}

.img-hover-zoom img {
  transition: transform var(--duration-slower) var(--ease-smooth);
  transform-origin: center;
}

.img-hover-zoom:hover img {
  transform: scale(1.06);
}

/* Tilt card (applied via JS) */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.1s linear;
}

.tilt-card__inner {
  transform: translateZ(20px);
}

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

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================
   PAGE TRANSITION
   ============================================================ */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--ox-navy);
  z-index: 99999;
  transform: translateY(100%);
  pointer-events: none;
}

.page-transition.is-entering {
  animation: page-enter 0.5s var(--ease-expo) forwards;
}

.page-transition.is-leaving {
  animation: page-leave 0.5s var(--ease-expo) forwards;
}

@keyframes page-enter {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

@keyframes page-leave {
  from { transform: translateY(0); }
  to   { transform: translateY(-100%); }
}

/* ============================================================
   PROGRESS BAR (scroll indicator)
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ox-red), var(--ox-gold));
  z-index: 9999;
  width: 0%;
  transition: width 0.1s linear;
}

/* ============================================================
   GLASSMORPHISM COMPONENTS
   ============================================================ */
.glass-card {
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.4);
  box-shadow: 0 8px 32px rgba(10,22,40,0.12);
  border-radius: var(--radius-xl);
}

.glass-card--dark {
  background: rgba(10,22,40,0.72);
  border: 1px solid rgba(255,255,255,0.08);
}

.glass-badge {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  padding: 0.375rem 0.875rem;
}

/* ============================================================
   HOVER REVEAL (card details)
   ============================================================ */
.hover-reveal {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height var(--duration-slow) var(--ease-smooth),
              opacity var(--duration-base) var(--ease-smooth);
}

.hover-trigger:hover .hover-reveal,
.hover-trigger.is-active .hover-reveal {
  max-height: 200px;
  opacity: 1;
}

/* ============================================================
   NUMBER TICKER ANIMATION
   ============================================================ */
@keyframes ticker-in {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

.ticker-digit {
  display: inline-block;
  animation: ticker-in 0.5s var(--ease-expo) both;
}

/* ============================================================
   GRADIENT TEXT REVEAL ON SCROLL
   ============================================================ */
.reveal-text {
  background: linear-gradient(
    to right,
    var(--ox-navy) 0%,
    var(--ox-navy) 50%,
    var(--ox-gray-300) 50%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: background-position 0.8s var(--ease-expo);
}

.reveal-text.ox-in-view {
  background-position: -100% center;
}

/* ============================================================
   FLOATING ANIMATION
   ============================================================ */
@keyframes float-up-down {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.float-animation {
  animation: float-up-down 4s ease-in-out infinite;
}

/* ============================================================
   STAGGER CHILDREN ANIMATION
   ============================================================ */
.stagger-children > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-smooth),
              transform var(--duration-slow) var(--ease-smooth);
}

.stagger-children.ox-in-view > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0ms; }
.stagger-children.ox-in-view > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 100ms; }
.stagger-children.ox-in-view > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 200ms; }
.stagger-children.ox-in-view > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 300ms; }
.stagger-children.ox-in-view > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 400ms; }
.stagger-children.ox-in-view > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 500ms; }

/* ============================================================
   ANNOUNCEMENT BAR ANIMATION
   ============================================================ */
.marquee-wrap {
  overflow: hidden;
  position: relative;
}

.marquee-track {
  display: flex;
  gap: var(--space-12);
  animation: marquee 30s linear infinite;
  width: max-content;
}

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

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-ox-animate] {
    opacity: 1 !important;
    transform: none !important;
  }
}