:root {
  color-scheme: dark;
  --background: #07090b;
  --panel: #0d1114;
  --line: #293139;
  --text: #d9e1e8;
  --muted: #82909c;
  --green: #74f7a5;
  --debian: #d70a53;
}

* { box-sizing: border-box; }

html { background: var(--background); }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 18%, rgba(215, 10, 83, .13), transparent 35rem),
    linear-gradient(180deg, #090c0f 0%, var(--background) 100%);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background: repeating-linear-gradient(180deg, transparent 0 3px, rgba(255,255,255,.025) 3px 4px);
}

.terminal {
  width: min(900px, calc(100% - 32px));
  margin: 48px auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(13, 17, 20, .94);
  box-shadow: 0 30px 90px rgba(0, 0, 0, .58), 0 0 50px rgba(215, 10, 83, .07);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 43px;
  padding: 0 15px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  background: #11161a;
  font-size: 12px;
  letter-spacing: .04em;
}

.status-light {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 13px rgba(116, 247, 165, .7);
}

.tty { margin-left: auto; }

.terminal-body { padding: clamp(22px, 6vw, 60px); }

.prompt {
  margin: 0 0 28px;
  color: var(--green);
  font-size: clamp(12px, 2vw, 15px);
}

.ascii {
  margin: 0;
  overflow: hidden;
  color: var(--debian);
  font-size: clamp(11px, 3.35vw, 27px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: .02em;
  text-shadow: 0 0 24px rgba(215, 10, 83, .25);
}

.system-copy {
  margin: clamp(30px, 6vw, 54px) 0;
  padding-left: 16px;
  border-left: 2px solid var(--line);
  font-size: clamp(12px, 1.8vw, 15px);
  line-height: 1.8;
}

.system-copy p { margin: 0; }

.label {
  display: inline-block;
  width: 9ch;
  color: var(--muted);
}

.prompt-last { margin: 0; }

.cursor {
  display: inline-block;
  animation: blink 1.05s steps(1, end) infinite;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

@media (max-width: 520px) {
  .terminal { width: calc(100% - 20px); margin: 20px auto; }
  .terminal-body { padding: 24px 18px 30px; }
  .ascii { letter-spacing: -.04em; }
  .label { display: block; width: auto; margin-top: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  .cursor { animation: none; }
}