/* ============================================================
   FUSIONART 3.0 — Animations
   Modern scroll reveal, parallax, glitch, shimmer, etc.
   ============================================================ */

/* ── Scroll Reveal Base ────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s ease;
  will-change: opacity, transform;
}

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

[data-reveal="fade-up"] {
  transform: translateY(60px);
}

[data-reveal="fade-down"] {
  transform: translateY(-60px);
}

[data-reveal="fade-left"] {
  transform: translateX(-60px);
}

[data-reveal="fade-right"] {
  transform: translateX(60px);
}

[data-reveal="zoom-in"] {
  transform: scale(0.85);
}

[data-reveal="zoom-out"] {
  transform: scale(1.15);
}

[data-reveal="flip-up"] {
  transform: perspective(800px) rotateX(20deg);
}

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

/* ── Glitch Text Effect ───────────────────────────────────── */
.glitch {
  position: relative;
  display: inline-block;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.glitch::before {
  color: var(--color-accent);
  animation: glitchBefore 3s infinite linear alternate-reverse;
  clip-path: inset(0 0 60% 0);
}

.glitch::after {
  color: var(--color-accent-secondary);
  animation: glitchAfter 2s infinite linear alternate-reverse;
  clip-path: inset(40% 0 0 0);
}

@keyframes glitchBefore {
  0% { transform: translate(0); }
  20% { transform: translate(-3px, 3px); }
  40% { transform: translate(-3px, -3px); }
  60% { transform: translate(3px, 3px); }
  80% { transform: translate(3px, -3px); }
  100% { transform: translate(0); }
}

@keyframes glitchAfter {
  0% { transform: translate(0); }
  20% { transform: translate(3px, -3px); }
  40% { transform: translate(3px, 3px); }
  60% { transform: translate(-3px, -3px); }
  80% { transform: translate(-3px, 3px); }
  100% { transform: translate(0); }
}

/* ── Shimmer / Shine Effect ────────────────────────────────── */
.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08),
    transparent
  );
  animation: shimmerMove 3s ease-in-out infinite;
}

@keyframes shimmerMove {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ── Floating Animation ───────────────────────────────────── */
.float {
  animation: floatUpDown 6s ease-in-out infinite;
}

@keyframes floatUpDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* ── Rotate Animation ─────────────────────────────────────── */
.rotate-slow {
  animation: rotateSlow 20s linear infinite;
}

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ── Pulse Ring ────────────────────────────────────────────── */
.pulse-ring {
  position: relative;
}

.pulse-ring::before {
  content: '';
  position: absolute;
  inset: -10px;
  border: 2px solid var(--color-accent);
  border-radius: inherit;
  animation: pulseRingAnim 2s ease-out infinite;
  opacity: 0;
}

@keyframes pulseRingAnim {
  0% {
    transform: scale(0.9);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.15);
    opacity: 0;
  }
}

/* ── Text Reveal (Clip) ───────────────────────────────────── */
.text-reveal {
  overflow: hidden;
}

.text-reveal span {
  display: inline-block;
  transform: translateY(100%);
  animation: textRevealUp 0.8s ease forwards;
}

@keyframes textRevealUp {
  to { transform: translateY(0); }
}

/* ── Counter Animation ─────────────────────────────────────── */
.counter-animate {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* ── Slide In from Edges ───────────────────────────────────── */
.slide-in-left {
  animation: slideInLeft 0.8s ease-out forwards;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out forwards;
}

@keyframes slideInLeft {
  from {
    transform: translateX(-100px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(100px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ── Parallax Layer ────────────────────────────────────────── */
.parallax-layer {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* ── Background Gradient Animated ──────────────────────────── */
.bg-gradient-animated {
  background: linear-gradient(
    -45deg,
    var(--color-bg-primary),
    var(--color-bg-secondary),
    rgba(249, 20, 63, 0.05),
    var(--color-bg-primary)
  );
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

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

/* ── Particle Background ──────────────────────────────────── */
.particles-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0.3;
  animation: particleFloat var(--duration, 10s) linear infinite;
  animation-delay: var(--delay, 0s);
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) translateX(0) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
    transform: translateY(80vh) translateX(20px) scale(1);
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-10vh) translateX(-20px) scale(0);
    opacity: 0;
  }
}

/* ── Geometric Lines Background ────────────────────────────── */
.geo-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.geo-lines::before,
.geo-lines::after {
  content: '';
  position: absolute;
  width: 1px;
  height: 200%;
  background: linear-gradient(to bottom, transparent, rgba(249,20,63,0.08), transparent);
  animation: geoLineScroll 8s linear infinite;
}

.geo-lines::before {
  left: 20%;
  animation-delay: 0s;
}

.geo-lines::after {
  left: 80%;
  animation-delay: 4s;
}

@keyframes geoLineScroll {
  0% { transform: translateY(-50%); }
  100% { transform: translateY(0%); }
}

/* ── Glow Effect ───────────────────────────────────────────── */
.glow {
  filter: drop-shadow(0 0 20px var(--color-accent-glow));
}

.glow-gold {
  filter: drop-shadow(0 0 20px var(--color-gold-glow));
}

/* ── Typing Cursor ─────────────────────────────────────────── */
.typing-cursor::after {
  content: '|';
  animation: blinkCursor 1s step-start infinite;
  color: var(--color-accent);
}

@keyframes blinkCursor {
  50% { opacity: 0; }
}

/* ── Scale on Scroll (via JS) ──────────────────────────────── */
.scale-on-scroll {
  transition: transform 0.4s ease;
}

/* ── 3D Tilt Effect (via JS) ──────────────────────────────── */
.tilt-3d {
  transform-style: preserve-3d;
  perspective: 1000px;
  transition: transform 0.3s ease;
}

/* ── Stagger Children ──────────────────────────────────────── */
.stagger-children > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.revealed > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(2) { transition-delay: 100ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(3) { transition-delay: 200ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(4) { transition-delay: 300ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(5) { transition-delay: 400ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(6) { transition-delay: 500ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(7) { transition-delay: 600ms; opacity: 1; transform: none; }
.stagger-children.revealed > *:nth-child(8) { transition-delay: 700ms; opacity: 1; transform: none; }

/* ── Hover Lift ────────────────────────────────────────────── */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ── Underline Grow ────────────────────────────────────────── */
.underline-grow {
  position: relative;
  display: inline-block;
}

.underline-grow::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base), left var(--transition-base);
}

.underline-grow:hover::after {
  width: 100%;
  left: 0;
}

/* ── Loading Skeleton ──────────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-card) 25%,
    var(--color-bg-card-hover) 50%,
    var(--color-bg-card) 75%
  );
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

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

/* ── Magnetic Button Glow ──────────────────────────────────── */
.magnetic-glow {
  position: relative;
}

.magnetic-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-secondary), var(--color-accent));
  border-radius: inherit;
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-base);
  filter: blur(8px);
}

.magnetic-glow:hover::before {
  opacity: 1;
}

/* ── Reduce Motion ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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