/* --- Variables --- */
:root {
  --sony-magenta: #FF00FF;
  --sony-cyan: #00FFFF;
  --sony-yellow: #FFFF00;
  --sony-black: #000000;
  --sony-metal: linear-gradient(45deg, #555555, #AAAAAA);
}

/* --- Base Layout Structure --- */
html {
  height: 100%;
  background-color: #181920; /* Solid color fallback for gradient */
  overscroll-behavior: none;
}

body {
  margin: 0;
  padding-top: 80px;
  font-family: 'Arial Narrow', sans-serif;
  color: var(--sony-cyan);
  line-height: 1.4;
  background-color: transparent;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Main content containers */
main.content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px;
  flex: 1 0 auto; 
  position: relative;
  z-index: 1;
}

.page-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 40px;
  flex: 1 0 auto; 
  position: relative;
  z-index: 1;
}

/* --- Animations --- */
@keyframes scan {
  from { transform: translateY(-100%); }
  to { transform: translateY(100%); }
}

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

@keyframes rainbow-border {
  0% { border-color: #ff0000; box-shadow: 0 0 10px #ff0000; }
  14% { border-color: #ff7f00; box-shadow: 0 0 10px #ff7f00; }
  28% { border-color: #ffff00; box-shadow: 0 0 10px #ffff00; }
  42% { border-color: #00ff00; box-shadow: 0 0 10px #00ff00; }
  56% { border-color: #0000ff; box-shadow: 0 0 10px #0000ff; }
  70% { border-color: #4b0082; box-shadow: 0 0 10px #4b0082; }
  84% { border-color: #8f00ff; box-shadow: 0 0 10px #8f00ff; }
  100% { border-color: #ff0000; box-shadow: 0 0 10px #ff0000; }
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
  .page-content {
    padding: 40px 20px;
  }
}