/* ==========================================================================
   JENNA BRINNING — TERMINAL SITE
   Brutalist white+black / black+white toggle
   Font: Space Mono (monospace)
   ========================================================================== */

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Light theme (default): white bg, black text */
  --bg: #FFFFFF;
  --bg-terminal: #FAFAFA;
  --fg: #09090B;
  --fg-muted: #3F3F46;
  --border: #18181B;
  --accent: #09090B;
  --prompt-color: #3F3F46;
  --link-color: #09090B;
  --link-hover: #3F3F46;
  --dot-close: #09090B;
  --dot-minimize: #3F3F46;
  --dot-maximize: #71717A;
  --cursor-color: #09090B;
  --selection-bg: #18181B;
  --selection-fg: #FAFAFA;
  --title-bar-bg: #F4F4F5;
  --title-bar-border: #E4E4E7;
  --scrollbar-thumb: #A1A1AA;
  --scrollbar-track: transparent;

  font-family: 'Space Mono', monospace;
  font-size: 15px;
  line-height: 1.6;
  background-color: var(--bg);
  color: var(--fg);
}

/* Dark theme: black bg, white text */
:root.dark {
  --bg: #09090B;
  --bg-terminal: #0A0A0C;
  --fg: #FAFAFA;
  --fg-muted: #A1A1AA;
  --border: #FAFAFA;
  --accent: #FAFAFA;
  --prompt-color: #A1A1AA;
  --link-color: #FAFAFA;
  --link-hover: #A1A1AA;
  --dot-close: #FAFAFA;
  --dot-minimize: #A1A1AA;
  --dot-maximize: #71717A;
  --cursor-color: #FAFAFA;
  --selection-bg: #FAFAFA;
  --selection-fg: #09090B;
  --title-bar-bg: #18181B;
  --title-bar-border: #27272A;
  --scrollbar-thumb: #3F3F46;
  --scrollbar-track: transparent;
}

::selection {
  background: var(--selection-bg);
  color: var(--selection-fg);
}

/* ---------- Accessibility ---------- */
.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;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Layout ---------- */
html, body {
  height: 100%;
  overflow: hidden;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: background-color 0.3s ease;
}

#terminal-wrapper {
  width: 100%;
  max-width: 820px;
  height: 90vh;
  max-height: 700px;
  display: flex;
  flex-direction: column;
}

/* ---------- Terminal Window ---------- */
#terminal-window {
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 2px solid var(--border);
  overflow: hidden;
  transition: border-color 0.3s ease;
}

/* ---------- Title Bar ---------- */
#title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--title-bar-bg);
  border-bottom: 2px solid var(--border);
  user-select: none;
  flex-shrink: 0;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

#traffic-lights {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  transition: border-color 0.3s ease;
}

.dot-close {
  background-color: #FF5F57;
  border-color: #E0443E;
}

.dot-minimize {
  background-color: #FEBC2E;
  border-color: #DEA123;
}

.dot-maximize {
  background-color: #28C840;
  border-color: #1AAB29;
}

#title-bar-text {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--fg-muted);
  transition: color 0.3s ease;
}

/* ---------- Terminal Body ---------- */
#terminal-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  background-color: var(--bg-terminal);
  cursor: text;
  transition: background-color 0.3s ease;
}

/* Scrollbar */
#terminal-body::-webkit-scrollbar {
  width: 6px;
}

#terminal-body::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

#terminal-body::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
}

/* ---------- Output ---------- */
#output {
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Output line types */
.output-line {
  margin-bottom: 2px;
  min-height: 1.6em;
}

.output-line.welcome {
  color: var(--fg);
  font-weight: 700;
}

.output-line.system {
  color: var(--fg-muted);
}

.output-line.command-echo {
  color: var(--fg);
}

.output-line.command-echo .echo-prompt {
  color: var(--prompt-color);
}

.output-line.command-echo .echo-cmd {
  color: var(--fg);
  font-weight: 700;
}

.output-line.error {
  color: var(--fg);
  font-style: italic;
}

.output-line.response {
  color: var(--fg);
}

.output-line.heading {
  color: var(--fg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 8px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}

.output-line.spacer {
  height: 12px;
}

.output-line.divider {
  color: var(--fg-muted);
  user-select: none;
}

/* Links in output */
.output-line a {
  color: var(--link-color);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  cursor: pointer;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.output-line a:hover {
  color: var(--link-hover);
  text-decoration-thickness: 2px;
}

.output-line a:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 2px;
}

/* ---------- Input Line ---------- */
#input-line {
  display: flex;
  align-items: center;
  margin-top: 8px;
}

#prompt {
  color: var(--prompt-color);
  white-space: nowrap;
  user-select: none;
  flex-shrink: 0;
  transition: color 0.3s ease;
}

#command-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--fg);
  font-family: 'Space Mono', monospace;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  min-height: 44px;
  caret-color: var(--cursor-color);
  transition: color 0.3s ease, caret-color 0.3s ease;
}

#command-input::placeholder {
  color: transparent;
}

/* Blinking block cursor effect via caret */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ---------- Pixel Banner ---------- */
.ascii-art {
  user-select: none;
  margin-bottom: 8px;
}

.pixel-banner {
  --pixel-size: 8px;
  display: inline-grid;
  gap: 2px;
}

.pixel {
  width: var(--pixel-size);
  height: var(--pixel-size);
  background-color: transparent;
}

.pixel.on {
  background-color: var(--fg);
  transition: background-color 0.3s ease;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  body {
    padding: 0;
    align-items: stretch;
  }

  #terminal-wrapper {
    max-width: 100%;
    height: 100vh;
    max-height: none;
  }

  #terminal-window {
    border: none;
    border-top: 2px solid var(--border);
  }

  #terminal-body {
    padding: 16px;
  }

  :root {
    font-size: 13px;
  }

  .pixel-banner {
    --pixel-size: 6px;
  }
}

@media (max-width: 400px) {
  :root {
    font-size: 13px;
  }

  #title-bar-text {
    font-size: 10px;
    letter-spacing: 1px;
  }

  .pixel-banner {
    --pixel-size: 5px;
  }

  #command-input {
    font-size: 16px;
  }
}

/* ---------- Print ---------- */
@media print {
  body {
    background: white;
    color: black;
  }

  #terminal-window {
    border: 1px solid black;
  }

  #input-line {
    display: none;
  }
}