/* ============================================
   PREMIUM EFFECTS
   High-end website animations and effects
   ============================================ */

/* ============================================
   1. ANIMATED GLOWING BORDERS
   Flowing gradient borders like Huly.io
   ============================================ */

/* Base glow border container */
.glow-border {
  position: relative;
  background: var(--bg-card, rgba(10, 14, 24, 0.9));
  border-radius: 12px;
  overflow: hidden;
}

.glow-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(
    var(--glow-angle, 0deg),
    transparent 0%,
    transparent 30%,
    rgba(91, 138, 255, 0.8) 45%,
    rgba(255, 255, 255, 0.95) 50%,
    rgba(91, 138, 255, 0.8) 55%,
    transparent 70%,
    transparent 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: glow-rotate 4s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

/* Always visible glow border */
.glow-border-active::before {
  opacity: 1;
}

@keyframes glow-rotate {
  0% { --glow-angle: 0deg; }
  100% { --glow-angle: 360deg; }
}

/* Register custom property for animation */
@property --glow-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

/* Button specific glow */
.btn-glow {
  position: relative;
  overflow: visible;
  isolation: isolate;
}

.btn-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--glow-angle, 0deg),
    transparent 0%,
    rgba(255, 100, 50, 0.9) 10%,
    rgba(255, 200, 100, 1) 15%,
    rgba(255, 100, 50, 0.9) 20%,
    transparent 30%,
    transparent 100%
  );
  animation: glow-rotate 3s linear infinite;
  z-index: -1;
  filter: blur(4px);
  opacity: 0.8;
}

.btn-glow::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: inherit;
  z-index: -1;
}

/* Intense glow for primary CTA */
.btn-glow-intense::before {
  filter: blur(8px);
  opacity: 1;
  inset: -4px;
}

/* Blue variant */
.btn-glow-blue::before {
  background: conic-gradient(
    from var(--glow-angle, 0deg),
    transparent 0%,
    rgba(91, 138, 255, 0.9) 10%,
    rgba(255, 255, 255, 1) 15%,
    rgba(91, 138, 255, 0.9) 20%,
    transparent 30%,
    transparent 100%
  );
}

/* Card with animated border */
.card-glow {
  position: relative;
  background: var(--bg-card, rgba(10, 14, 24, 0.95));
}

.card-glow::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: conic-gradient(
    from var(--glow-angle, 0deg),
    rgba(91, 138, 255, 0.1) 0%,
    rgba(91, 138, 255, 0.6) 25%,
    rgba(118, 221, 255, 0.8) 30%,
    rgba(91, 138, 255, 0.6) 35%,
    rgba(91, 138, 255, 0.1) 50%,
    rgba(91, 138, 255, 0.1) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: glow-rotate 6s linear infinite;
  opacity: 0;
  transition: opacity 0.5s ease;
}

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

/* ============================================
   2. PARALLAX ELEMENTS
   Multi-layer depth effects
   ============================================ */

[data-parallax-speed] {
  /* will-change applied by JS on scroll only */
}

/* Parallax layers */
.parallax-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.parallax-layer-deep {
  --parallax-speed: 0.3;
}

.parallax-layer-mid {
  --parallax-speed: 0.5;
}

.parallax-layer-near {
  --parallax-speed: 0.8;
}

/* ============================================
   3. SCROLL-LINKED TRANSFORMS
   Elements that transform based on scroll
   ============================================ */

/* will-change applied by JS when scrolling */
[data-scroll-scale],
[data-scroll-rotate],
[data-scroll-fade] {
  /* Controlled by JS */
}

/* Progress bar - uses transform for GPU acceleration */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--brand, #5b8aff), var(--brand-2, #76ddff));
  z-index: 9999;
  transform: scaleX(0);
  transform-origin: left;
}

/* Section progress indicator */
.section-progress {
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 0%;
  background: linear-gradient(180deg, var(--brand, #5b8aff), transparent);
  border-radius: 2px;
  transition: height 0.1s linear;
}

/* ============================================
   4. 3D FLOATING SHAPES
   Decorative 3D elements
   ============================================ */

.floating-shape {
  position: absolute;
  pointer-events: none;
}

/* Glowing orb */
.shape-orb {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 30% 30%,
    rgba(91, 138, 255, 0.4),
    rgba(91, 138, 255, 0.1) 50%,
    transparent 70%
  );
  filter: blur(20px);
  animation: float-3d 8s ease-in-out infinite;
}

/* Gradient ring */
.shape-ring {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(var(--bg, #0a0e18), var(--bg, #0a0e18)) padding-box,
              linear-gradient(135deg, rgba(91, 138, 255, 0.5), rgba(118, 221, 255, 0.3), transparent) border-box;
  animation: float-3d 10s ease-in-out infinite reverse;
  opacity: 0.6;
}

/* Mesh gradient blob */
.shape-blob {
  width: 400px;
  height: 400px;
  background:
    radial-gradient(circle at 20% 20%, rgba(91, 138, 255, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(118, 221, 255, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(147, 51, 234, 0.15) 0%, transparent 60%);
  filter: blur(30px);
  animation: morph-blob 15s ease-in-out infinite;
}

/* Diamond shape */
.shape-diamond {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, rgba(91, 138, 255, 0.3), rgba(118, 221, 255, 0.1));
  transform: rotate(45deg);
  animation: float-3d 6s ease-in-out infinite;
  border: 1px solid rgba(91, 138, 255, 0.3);
}

/* Line accent */
.shape-line {
  width: 2px;
  height: 100px;
  background: linear-gradient(180deg, transparent, rgba(91, 138, 255, 0.6), transparent);
  animation: pulse-line 3s ease-in-out infinite;
}

@keyframes float-3d {
  0%, 100% {
    transform: translateY(0) translateX(0) rotateX(0deg) rotateY(0deg);
  }
  25% {
    transform: translateY(-20px) translateX(10px) rotateX(5deg) rotateY(5deg);
  }
  50% {
    transform: translateY(-10px) translateX(-5px) rotateX(-3deg) rotateY(-5deg);
  }
  75% {
    transform: translateY(-25px) translateX(-10px) rotateX(3deg) rotateY(3deg);
  }
}

@keyframes morph-blob {
  0%, 100% {
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    transform: rotate(0deg) scale(1);
  }
  25% {
    border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
  }
  50% {
    border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%;
    transform: rotate(180deg) scale(1.1);
  }
  75% {
    border-radius: 60% 40% 60% 30% / 70% 30% 50% 60%;
  }
}

@keyframes pulse-line {
  0%, 100% {
    opacity: 0.3;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.8;
    transform: scaleY(1.2);
  }
}

/* ============================================
   5. HOVER LIFT EFFECTS
   ============================================ */

.hover-lift {
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 40px rgba(91, 138, 255, 0.1);
}

/* ============================================
   7. TEXT GRADIENT ANIMATIONS
   ============================================ */

.text-gradient-animate {
  background: linear-gradient(
    90deg,
    var(--brand, #5b8aff) 0%,
    var(--brand-2, #76ddff) 25%,
    #fff 50%,
    var(--brand-2, #76ddff) 75%,
    var(--brand, #5b8aff) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 3s linear infinite;
}

@keyframes gradient-shift {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

/* ============================================
   8. NOISE TEXTURE OVERLAY
   ============================================ */

.noise-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  mix-blend-mode: overlay;
}

/* ============================================
   9. REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .glow-border::before,
  .btn-glow::before,
  .card-glow::before,
  .floating-shape,
  .shape-orb,
  .shape-ring,
  .shape-blob,
  .shape-diamond,
  .shape-line,
  .text-gradient-animate {
    animation: none !important;
  }

  .hover-lift:hover {
    transform: none;
  }

  [data-parallax-speed] {
    transform: none !important;
  }
}