/* ==========================================================================
   RIYANSHI FABRICATION & LASER CUTTING LAB
   Animations & Laser Particle Styling
   ========================================================================== */

/* Laser Cut-through Text Effect */
@keyframes laserTypeCut {
  0% {
    width: 0%;
    filter: drop-shadow(0 0 4px var(--laser-orange));
  }
  30% {
    width: 35%;
    filter: drop-shadow(0 0 16px var(--laser-amber)) drop-shadow(0 0 30px var(--laser-orange));
  }
  60% {
    width: 70%;
    filter: drop-shadow(0 0 20px var(--laser-gold)) drop-shadow(0 0 40px var(--laser-orange));
  }
  100% {
    width: 100%;
    border-right-color: transparent;
    filter: drop-shadow(0 0 8px rgba(255, 140, 0, 0.4));
  }
}

/* Pulsing Status Light */
@keyframes pulseLight {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.3);
    opacity: 0.6;
  }
}

/* Laser Focal Head Rotation */
@keyframes rotateRing {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Metallic Sheen Sweep Animation */
@keyframes metalSheen {
  0% {
    transform: translateX(-100%) skewX(-25deg);
  }
  100% {
    transform: translateX(200%) skewX(-25deg);
  }
}

/* Laser Cut-line Dash Progression */
.laser-cut-path {
  fill: none;
  stroke: url(#laserGradient);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 10px rgba(255, 69, 0, 0.8)) drop-shadow(0 0 25px rgba(255, 140, 0, 0.5));
}

.laser-core-path {
  fill: none;
  stroke: #ffffff;
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 4px #ffffff);
}

/* Hot Metal Incandescent Burn Mark */
.burn-trace {
  fill: none;
  stroke: rgba(255, 85, 0, 0.25);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: blur(4px);
}

/* Laser Slice Image Reveal Keyframe Styles */
.laser-slice-reveal {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  transition: clip-path 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.laser-slice-hidden {
  clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  transform: scale(1.04);
}

/* Glowing Border Accent for Interactive Cards */
.metal-glow-border {
  position: relative;
}

.metal-glow-border::after {
  content: '';
  position: absolute;
  inset: -1px;
  background: linear-gradient(135deg, rgba(255, 140, 0, 0.5), transparent 40%, transparent 60%, rgba(0, 240, 255, 0.4));
  border-radius: inherit;
  z-index: -1;
  opacity: 0.4;
  transition: opacity 0.3s ease;
}

.metal-glow-border:hover::after {
  opacity: 1;
}

/* Radar Scan Line for Map / HUD */
@keyframes radarSweep {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.radar-sweep-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, rgba(0, 240, 255, 0.8), transparent);
  transform-origin: left center;
  animation: radarSweep 4s linear infinite;
}

/* Toolpath CAD Simulation Scanning */
@keyframes toolpathGlow {
  0%, 100% {
    stroke-opacity: 0.4;
  }
  50% {
    stroke-opacity: 1;
    filter: drop-shadow(0 0 6px var(--laser-amber));
  }
}

.cad-active-cut {
  animation: toolpathGlow 2s infinite ease-in-out;
}

/* Spark Particle Physics Classes */
.spark-particle {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  will-change: transform, opacity;
}