:root {
  --bg: #020607;
  --cyan: #42f3ff;
  --cyan-soft: #1ed9e7;
  --cyan-dim: rgba(60, 231, 242, 0.76);
  --text-glow: rgba(42, 231, 244, 0.46);
  --terminal-border: rgba(50, 224, 237, 0.36);
  --terminal-glow: rgba(30, 216, 230, 0.14);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  background: var(--bg);
}

html {
  min-height: 100%;
}

body {
  min-height: 100svh;
  overflow: hidden;
  color: var(--cyan);
  font-family: "Courier New", Courier, ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

#rain,
.vignette,
.scanlines {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#rain {
  z-index: 0;
  opacity: 0.94;
}

.vignette {
  z-index: 1;
  background:
    radial-gradient(circle at 44% 48%, transparent 0 21%, rgba(0, 5, 7, 0.14) 54%, rgba(0, 2, 3, 0.50) 100%),
    linear-gradient(90deg, rgba(0, 4, 5, 0.14), transparent 15%, transparent 85%, rgba(0, 4, 5, 0.16));
}

.scanlines {
  z-index: 4;
  opacity: 0.095;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.08) 0,
    rgba(255, 255, 255, 0.08) 1px,
    transparent 1px,
    transparent 4px
  );
  mix-blend-mode: overlay;
}

.stage {
  position: relative;
  z-index: 2;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding:
    max(28px, env(safe-area-inset-top))
    max(28px, env(safe-area-inset-right))
    max(28px, env(safe-area-inset-bottom))
    max(28px, env(safe-area-inset-left));
}

.terminal-window {
  position: relative;
  width: min(780px, 86vw);
  min-height: clamp(390px, 52vh, 500px);
  overflow: hidden;
  border: 1px solid var(--terminal-border);
  border-radius: 3px;
  background: rgba(0, 3, 4, 0.94);
  box-shadow:
    0 22px 70px rgba(0, 0, 0, 0.56),
    0 0 28px var(--terminal-glow),
    inset 0 0 36px rgba(0, 19, 22, 0.20);
  transform-origin: 50% 50%;
  animation: terminal-open 820ms cubic-bezier(0.2, 0.82, 0.24, 1) both;
}

.terminal-window::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(73, 243, 255, 0.035), transparent 14%),
    repeating-linear-gradient(
      to bottom,
      rgba(90, 250, 255, 0.018) 0,
      rgba(90, 250, 255, 0.018) 1px,
      transparent 1px,
      transparent 4px
    );
}

.terminal-window::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.82);
}

.terminal-screen {
  position: relative;
  z-index: 1;
  min-height: inherit;
  padding: clamp(30px, 4vw, 46px) clamp(28px, 4.5vw, 52px);
}

.terminal-output,
.noscript-copy {
  width: 100%;
  font-size: clamp(1.05rem, 1.42vw, 1.55rem);
  line-height: 1.48;
  letter-spacing: 0.015em;
  text-shadow:
    0 0 7px var(--text-glow),
    0 0 18px rgba(13, 213, 228, 0.16);
}

.line {
  min-height: 1.48em;
  white-space: pre-wrap;
}

.line + .line {
  margin-top: 0.72em;
}

.line.group-tight {
  margin-top: 0;
}

.line.status {
  color: var(--cyan-dim);
  font-size: 0.92em;
}

.line.command {
  color: var(--cyan-soft);
}

.line.identity {
  color: var(--cyan);
}

.cursor {
  display: inline-block;
  color: var(--cyan);
  font-weight: 700;
  text-shadow: 0 0 8px rgba(66, 243, 255, 0.78);
  animation: blink 0.88s steps(1, end) infinite;
}

@keyframes terminal-open {
  0% {
    opacity: 0;
    transform: translateY(10px) scale(0.94);
    filter: brightness(0.55);
  }
  46% {
    opacity: 1;
    transform: translateY(0) scale(1.012);
    filter: brightness(1.08);
  }
  72% {
    transform: translateY(0) scale(0.996);
    filter: brightness(0.98);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: brightness(1);
  }
}

@keyframes blink {
  0%, 46% { opacity: 1; }
  47%, 100% { opacity: 0; }
}

.noscript-copy p {
  margin: 0 0 1.04em;
}

@media (max-width: 820px) {
  .stage {
    padding:
      max(20px, env(safe-area-inset-top))
      max(18px, env(safe-area-inset-right))
      max(20px, env(safe-area-inset-bottom))
      max(18px, env(safe-area-inset-left));
  }

  .terminal-window {
    width: min(92vw, 650px);
    min-height: clamp(370px, 58vh, 470px);
  }

  .terminal-screen {
    padding: clamp(26px, 7vw, 40px) clamp(22px, 7vw, 40px);
  }

  .terminal-output,
  .noscript-copy {
    font-size: clamp(1rem, 4.35vw, 1.3rem);
    line-height: 1.5;
  }

  .vignette {
    background: radial-gradient(circle at 45% 48%, transparent 0 17%, rgba(0, 5, 7, 0.16) 52%, rgba(0, 2, 3, 0.58) 100%);
  }
}

@media (max-height: 560px) and (orientation: landscape) {
  .stage {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .terminal-window {
    width: min(780px, 88vw);
    min-height: min(86vh, 410px);
  }

  .terminal-screen {
    padding: 22px 34px;
  }

  .terminal-output,
  .noscript-copy {
    font-size: clamp(0.83rem, 2vw, 1.02rem);
    line-height: 1.34;
  }

  .line + .line {
    margin-top: 0.44em;
  }
}

@media (prefers-reduced-motion: reduce) {
  #rain {
    opacity: 0.48;
  }

  .scanlines {
    opacity: 0.06;
  }

  .terminal-window,
  .cursor {
    animation: none;
  }
}