/* ============================================
   Digital PB School 2.0 - Animations
   ============================================ */

/* ── Scroll Reveal Base ── */
[data-reveal] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: var(--duration-slower);
  transition-timing-function: var(--ease-out);
  will-change: opacity, transform;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none !important;
}

/* Reveal Variants */
[data-reveal="fade"] {
  /* opacity only, no transform needed */
}

[data-reveal="up"] {
  transform: translateY(40px);
}

[data-reveal="down"] {
  transform: translateY(-40px);
}

[data-reveal="left"] {
  transform: translateX(40px);
}

[data-reveal="right"] {
  transform: translateX(-40px);
}

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

[data-reveal="zoom-up"] {
  transform: scale(0.95) translateY(30px);
}

/* Stagger Delays */
[data-delay="100"] { transition-delay: 0.1s; }
[data-delay="200"] { transition-delay: 0.2s; }
[data-delay="300"] { transition-delay: 0.3s; }
[data-delay="400"] { transition-delay: 0.4s; }
[data-delay="500"] { transition-delay: 0.5s; }
[data-delay="600"] { transition-delay: 0.6s; }
[data-delay="700"] { transition-delay: 0.7s; }
[data-delay="800"] { transition-delay: 0.8s; }

/* ── Page Load Animation ── */
.page-loaded .hero__title,
.page-loaded .hero__subtitle,
.page-loaded .hero__actions {
  opacity: 1;
  transform: none;
}

.hero__title {
  opacity: 0;
  transform: translateY(30px);
  transition: all 1s var(--ease-out);
}

.hero__subtitle {
  opacity: 0;
  transform: translateY(25px);
  transition: all 1s var(--ease-out) 0.15s;
}

.hero__actions {
  opacity: 0;
  transform: translateY(20px);
  transition: all 1s var(--ease-out) 0.3s;
}

/* ── Scroll Progress Bar ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  z-index: calc(var(--z-header) + 1);
  transition: width 0.05s linear;
}

/* ── Text Line Animation ── */
.text-reveal {
  overflow: hidden;
  display: inline-block;
}

.text-reveal__inner {
  display: inline-block;
  transform: translateY(105%);
  transition: transform 0.8s var(--ease-out);
}

.text-reveal.is-visible .text-reveal__inner {
  transform: translateY(0);
}

/* ── Counter Animation ── */
.counter {
  display: inline-block;
  transition: all 0.05s ease;
}

/* ── Card Hover Effects ── */
.card-hover-lift {
  transition: transform var(--duration-normal) var(--ease-default),
              box-shadow var(--duration-normal) var(--ease-default);
}

.card-hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

/* ── Image Reveal ── */
.img-reveal {
  position: relative;
  overflow: hidden;
}

.img-reveal::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--color-primary);
  z-index: 2;
  transform: scaleX(1);
  transform-origin: right;
  transition: transform 0.9s var(--ease-in-out);
}

.img-reveal.is-visible::before {
  transform: scaleX(0);
}

.img-reveal img {
  transform: scale(1.15);
  transition: transform 1.2s var(--ease-out) 0.2s;
}

.img-reveal.is-visible img {
  transform: scale(1);
}

/* ── Line Expand ── */
.line-expand {
  height: 1.5px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.8s var(--ease-out);
}

.line-expand.is-visible {
  transform: scaleX(1);
}

/* ── Floating / Parallax Light ── */
.float-subtle {
  animation: floatSubtle 6s ease-in-out infinite;
}

@keyframes floatSubtle {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

/* ── Pulse Glow ── */
.pulse-glow {
  animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(184, 148, 95, 0.2); }
  50%      { box-shadow: 0 0 24px 4px rgba(184, 148, 95, 0.15); }
}

/* ── Accent Line Grow ── */
.accent-line-grow {
  position: relative;
}

.accent-line-grow::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.6s var(--ease-out);
}

.accent-line-grow.is-visible::after {
  width: 48px;
}

/* ── Mobile Menu Animation ── */
.mobile-nav {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 18, 40, 0.98);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-normal) var(--ease-default);
}

.mobile-nav--open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xl);
}

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--duration-normal) var(--ease-out);
}

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

.mobile-nav--open .mobile-nav__link:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav--open .mobile-nav__link:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav--open .mobile-nav__link:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav--open .mobile-nav__link:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav--open .mobile-nav__link:nth-child(5) { transition-delay: 0.3s; }

.mobile-nav__link:hover {
  color: var(--color-accent);
}

/* ── 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-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}