:root {
  --spectrum-blue: #0000c8;
  --spectrum-blue-dim: #111182;
  --spectrum-black: #111;
  --spectrum-white: #efefef;
  --spectrum-cyan: #00d7d7;
  --spectrum-yellow: #d7d700;
  --spectrum-green: #00d700;
  --spectrum-magenta: #d700d7;
  --screen-width: min(94vw, 46rem);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--spectrum-white);
  background:
    radial-gradient(circle at 50% 20%, #1d1db0 0%, var(--spectrum-blue) 38%, var(--spectrum-blue-dim) 100%);
  font-family: "Lucida Console", "Courier New", Courier, monospace;
}

.terminal-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.25rem;
}

.spectrum-frame {
  width: var(--screen-width);
  background: var(--spectrum-black);
  border: 1.2rem solid var(--spectrum-blue);
  box-shadow:
    0 0 0 0.35rem #050550,
    0 1.25rem 2.5rem rgba(0, 0, 0, 0.5);
}

.spectrum-screen {
  position: relative;
  padding: clamp(1rem, 3vw, 1.4rem);
  min-height: 20rem;
  overflow: hidden;
  text-transform: uppercase;
}

.spectrum-screen::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.04) 0,
    rgba(255, 255, 255, 0.04) 1px,
    transparent 1px,
    transparent 3px
  );
}

.line {
  margin: 0 0 0.45rem;
  font-size: clamp(0.86rem, 2vw, 1.02rem);
  line-height: 1.2;
  letter-spacing: 0.08em;
}

.spectrum-title {
  text-align: center;
}

.prompt {
  margin-top: 1.05rem;
}

.input {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.cursor {
  display: inline-block;
  width: 0.62rem;
  height: 1.05rem;
  background: var(--spectrum-white);
  animation: blink 0.95s steps(1, end) infinite;
}

.ink-black {
  color: #000;
}

.ink-white {
  color: var(--spectrum-white);
}

.ink-cyan {
  color: var(--spectrum-cyan);
}

.ink-yellow {
  color: var(--spectrum-yellow);
}

.ink-green {
  color: var(--spectrum-green);
}

.ink-magenta {
  color: var(--spectrum-magenta);
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

@media (max-width: 40rem) {
  .spectrum-frame {
    border-width: 0.7rem;
  }

  .spectrum-screen {
    min-height: 15rem;
  }
}