/* ============================================================
   Ahmet Coşkun — Animation & Motion Styles
   Complements GSAP; provides CSS keyframes & reduced-motion
   ============================================================ */

/* Prefers 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;
  }

  .will-reveal,
  .will-reveal-blur,
  .will-reveal-scale {
    opacity: 1 !important;
    filter: none !important;
    transform: none !important;
  }

  .hero-rays,
  .portrait-glow,
  .portrait-ornament,
  .portrait-frame,
  .portrait-ring {
    animation: none !important;
  }
}

/* Text line reveal mask */
.reveal-line {
  overflow: hidden;
  display: block;
}

.reveal-line > span {
  display: inline-block;
  transform: translateY(110%);
}

/* Image mask reveal — clip handled by GSAP on the <img> */
.mask-reveal {
  overflow: hidden;
  position: relative;
}

/* Soft floating for particles */
@keyframes particleFloat {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.5;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100vh) translateX(20px);
    opacity: 0;
  }
}

.hero-particle.is-active {
  animation: particleFloat linear infinite;
}

/* Shimmer on gold accents */
@keyframes softShimmer {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.7; }
}

/* Link underline draw */
@keyframes underlineDraw {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* Page load fade */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--bg-ivory);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s var(--ease-luxury), visibility 0.8s;
}

.page-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-mark {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  animation: softShimmer 1.5s ease-in-out infinite;
}

.loader-line {
  position: absolute;
  bottom: 40%;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 1px;
  background: rgba(166, 139, 91, 0.2);
  overflow: hidden;
}

.loader-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  animation: loaderProgress 1.4s var(--ease-luxury) forwards;
}

@keyframes loaderProgress {
  to { transform: scaleX(1); }
}

/* Horizontal scroll hint fade */
.timeline-fade-right {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 80px;
  background: linear-gradient(90deg, transparent, var(--bg-cream));
  pointer-events: none;
  z-index: 3;
}

/* Smooth image load */
img {
  opacity: 1;
  transition: opacity 0.5s;
}

img[data-loading] {
  opacity: 0;
}