* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  height: 100vh;
  background: #0b0b0b;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-family: 'Oswald', sans-serif;
}

/* Subtle animated red glow background */
.bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at center,
      rgba(196, 22, 28, 0.35),
      rgba(0, 0, 0, 0.95) 70%);
  animation: bgPulse 6s ease-in-out infinite;
  z-index: 0;
}

/* Text styling */
h1 {
  position: relative;
  z-index: 1;
  color: #ffffff;
  font-size: clamp(32px, 8vw, 110px);
  letter-spacing: clamp(4px, 2vw, 12px);
  text-transform: uppercase;
  text-align: center;
  animation: textPulse 4.5s ease-in-out infinite;
  text-shadow:
    0 0 16px rgba(196, 22, 28, 0.45),
    0 0 48px rgba(196, 22, 28, 0.35);
}

/* Background pulse */
@keyframes bgPulse {
  0%   { opacity: 0.75; }
  50%  { opacity: 1; }
  100% { opacity: 0.75; }
}

/* Text pulse */
@keyframes textPulse {
  0% {
    transform: scale(1);
    text-shadow:
      0 0 12px rgba(196, 22, 28, 0.35),
      0 0 36px rgba(196, 22, 28, 0.25);
  }
  50% {
    transform: scale(1.03);
    text-shadow:
      0 0 24px rgba(196, 22, 28, 0.65),
      0 0 72px rgba(196, 22, 28, 0.45);
  }
  100% {
    transform: scale(1);
    text-shadow:
      0 0 12px rgba(196, 22, 28, 0.35),
      0 0 36px rgba(196, 22, 28, 0.25);
  }
}