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

html, body {
  height: 100%;
  background: #000000;
  color: #cccccc;
  font-family: 'Courier New', 'Fira Code', 'Ubuntu Mono', monospace;
  font-size: 14px;
  line-height: 1.35;
  overflow: hidden;
}

/* CRT scanline overlay — fixed, non-interactive, low opacity */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10000;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 2px,
    rgba(0, 0, 0, 0.15) 2px,
    rgba(0, 0, 0, 0.15) 4px
  );
  opacity: 0.25;
}

.screen {
  width: 100%;
  height: 100%;
  padding: 8px 12px;
  position: relative;
}

.screen.hidden {
  display: none;
}

#boot-screen {
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: none;
}

#boot-screen .scroll {
  overflow: hidden;
  overscroll-behavior: none;
}

.scroll {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.log {
  white-space: pre-wrap;
  word-break: break-word;
}

.footer {
  flex-shrink: 0;
}

.footer.hidden {
  display: none;
}

.banner {
  color: #ffffff;
  margin-bottom: 4px;
}

/* inline TTY prompt — same metrics as terminal body */
.prompt-line {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: baseline;
  line-height: inherit;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.prompt {
  flex-shrink: 0;
  color: #00ff00;
}

.cmd-input {
  flex: 1 1 auto;
  min-width: 0;
  width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: inherit;
  font: inherit;
  line-height: inherit;
  padding: 0;
  margin: 0;
  caret-color: #00ff00;
}

.cmd-input::placeholder {
  color: #555555;
}

/* idle hint — faint, non-intrusive */
.terminal-hint {
  position: fixed;
  bottom: 36px;
  left: 12px;
  color: #3a3a3a;
  font-family: 'Courier New', 'Fira Code', 'Ubuntu Mono', monospace;
  font-size: 13px;
  line-height: 1.35;
  pointer-events: none;
  z-index: 9998;
}

.terminal-hint.hidden {
  display: none;
}

.log .ok {
  color: #00ff00;
}

.log .warn {
  color: #ffff00;
}

.log .fail {
  color: #ff0000;
}

.log .dim {
  color: #888888;
}

.log .white {
  color: #ffffff;
}

.cmd-output {
  color: #cccccc;
}

.cmd-error {
  color: #ff0000;
}

/* main terminal — single scroll column, prompt in document flow */

#main-terminal {
  overflow: hidden;
}

.terminal-body {
  height: 100%;
  max-width: 960px;
  overflow-y: auto;
  overflow-x: hidden;
}

.terminal-output {
  margin: 0;
  padding: 0;
}

.out-block {
  margin-bottom: 14px;
}

.out-line {
  color: #cccccc;
  white-space: pre-wrap;
  word-break: break-word;
}

.out-line.dim {
  color: #888888;
}

.out-line.title {
  color: #ffffff;
  margin-bottom: 6px;
}

.out-pre {
  color: #cccccc;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}

.out-pre.tree {
  color: #00ff00;
}

.out-pre.logo {
  color: #00ff00;
  line-height: 1.1;
}

.out-line.name {
  color: #aaaaaa;
  margin-top: 4px;
  margin-bottom: 8px;
}

.out-line.out-error {
  color: #ff0000;
}

.out-links {
  color: #cccccc;
  line-height: 1.6;
  white-space: pre-wrap;
}

.term-link {
  color: #00ff00;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.term-link:hover,
.term-link:focus {
  color: #ffffff;
  background: #003300;
  outline: none;
}

.term-link:visited {
  color: #00aa00;
}

/* easter egg: ASCII dance video */
.easter-dance {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
  border: none;
  outline: none;
  background: #000000;
  pointer-events: none;
  vertical-align: top;
}