:root {
  --color-rhodeum-dark: #0a0b0d;
  --color-rhodeum-metal: #1a1c1e;
  --color-neon-cyan: #00f3ff;
  --color-neon-magenta: #ff00e5;
  --color-neon-amber: #ffaa00;
}

@keyframes pulse-glow {
  0%, 100% {
    opacity: 1;
    filter: drop-shadow(0 0 15px var(--color-neon-cyan));
  }
  50% {
    opacity: 0.8;
    filter: drop-shadow(0 0 5px var(--color-neon-cyan));
  }
}

@keyframes scan {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes radar-sweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes grid-flicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes binary-fall {
  0% { transform: translateY(-100%); opacity: 0; }
  10%, 90% { opacity: 1; }
  100% { transform: translateY(300px); opacity: 0; }
}

/* Industrial Utility Classes */
.industrial-bg {
  background: radial-gradient(circle at center, #1a1c1e 0%, #0a0b0d 100%);
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;
}

.industrial-bg::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%239C92AC' fill-opacity='0.05' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
  opacity: 1;
  pointer-events: none;
  animation: grid-flicker 4s ease-in-out infinite;
}

.scanline {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(to bottom, transparent, var(--color-neon-cyan), transparent);
  opacity: 0.2;
  animation: scan 10s linear infinite;
  pointer-events: none;
  z-index: 10;
}

.glass-panel {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.8);
}

.text-glow-cyan {
  text-shadow: 0 0 8px var(--color-neon-cyan);
}

.text-glow-magenta {
  text-shadow: 0 0 8px var(--color-neon-magenta);
}

.border-glow-cyan {
  box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
  border-color: rgba(0, 243, 255, 0.5);
}

.orbitron {
  font-family: 'Orbitron', sans-serif;
}

.inter {
  font-family: 'Inter', sans-serif;
}

/* Custom Rhodeum Pulsing Logo */
.rhodeum-logo {
  animation: pulse-glow 3s infinite;
}

/* Mining Radar Sweep */
.radar-container {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 300px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 15;
}

.radar-sweep-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150px;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0, 243, 255, 0.5));
  transform-origin: left center;
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
  animation: radar-sweep 4s linear infinite;
}

.radar-sweep-line::after {
  content: "";
  position: absolute;
  top: -150px;
  left: -150px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(0, 243, 255, 0.1) 360deg);
  mask: conic-gradient(from 270deg, black 0deg, transparent 60deg);
  -webkit-mask: conic-gradient(from 270deg, black 0deg, transparent 60deg);
  pointer-events: none;
}