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

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  font-family: "Courier New", Courier, monospace;
  color: #00ff41;
}

#matrix {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

.screen {
  position: relative;
  z-index: 1;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  padding: 2rem;
  text-align: center;
  pointer-events: none;
}

.screen > * {
  pointer-events: auto;
}

.label {
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  color: #00ff4199;
  text-transform: uppercase;
}

.name {
  font-size: clamp(3rem, 12vw, 6.5rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #00ff41;
  text-shadow:
    0 0 8px #00ff41,
    0 0 24px #00ff4188,
    0 0 48px #00ff4144;
  animation: pulse 3s ease-in-out infinite;
  user-select: none;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    text-shadow:
      0 0 8px #00ff41,
      0 0 24px #00ff4188,
      0 0 48px #00ff4144;
  }
  50% {
    opacity: 0.85;
    text-shadow:
      0 0 12px #00ff41,
      0 0 36px #00ff41aa,
      0 0 64px #00ff4166;
  }
}

.profile-id {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.85rem 1.5rem;
  border: 1px solid #00ff4144;
  background: #000000aa;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.profile-id:hover,
.profile-id:focus-visible {
  border-color: #00ff41;
  box-shadow: 0 0 16px #00ff4133;
  outline: none;
}

.id-label {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: #00ff4188;
}

.id-value {
  font-size: clamp(1.1rem, 4vw, 1.6rem);
  letter-spacing: 0.25em;
  color: #b6ffce;
  font-variant-numeric: tabular-nums;
}

.hint {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: #00ff4155;
}

.enter-btn {
  margin-top: 1rem;
  padding: 0.75rem 1.75rem;
  border: 1px solid #00ff4133;
  background: transparent;
  color: #00ff4155;
  font-family: inherit;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  cursor: not-allowed;
  text-transform: uppercase;
}

.enter-btn:not(:disabled) {
  border-color: #00ff41;
  color: #00ff41;
  cursor: pointer;
  box-shadow: 0 0 12px #00ff4133;
}

.enter-btn:not(:disabled):hover {
  background: #00ff4111;
}