:root {
  --crt-amber: #e7d9a3;
  --crt-blue: #00d9ff;
  --crt-green: #00f080;
  --crt-red: #ff4c4c;
  --phosphor-dim: #1a3a1a;
  --status-success: #4ade80;
  --status-warning: #fbbf24;
  --status-error: #ef4444;
  --status-info: #60a5fa;
  --terminal-green-glow: rgba(0, 255, 0, 0.15);
  --terminal-line-color: rgba(0, 255, 0, 0.3);
  --terminal-border-faint: rgba(0, 255, 0, 0.08);
  --md-default-bg-color: rgba(0, 255, 0, 0.08);
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9999;

  background: linear-gradient(
    rgba(18, 32, 12, 0) 50%,
    rgba(0, 20, 0, 0.1) 50%
  ),
  linear-gradient(
    90deg,
    rgba(12, 36, 18, 0) 50%,
    rgba(0, 16, 0, 0.08) 50%
  );

  background-size: 100% 4px, 6px 100%;
  animation: scanline 4ms linear infinite;
}

@keyframes scanline {
  0% { background-position: 0 0, 0 0; }
  100% { background-position: 0 4px, 6px 100%; }
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(
    ellipse at center,
    transparent 50%,
    rgba(0, 0, 0, 0.3) 100%
  );
}

@keyframes cursorBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.md-header__topic::before,
body > *:first-child::before {
  content: "λ ";
  animation: cursorBlink 1s step-end infinite;
  color: var(--crt-amber);
  font-family: var(--code-font);
  margin-right: 0.25em;
}

.terminal-window {
  background: linear-gradient(180deg,
    var(--bg-primary) 0%,
    var(--bg-card) 100%
  );
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5em;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 255, 0, 0.1);
}

.terminal-window::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  height: 3px;
  background: linear-gradient(90deg,
    transparent,
    var(--accent-green),
    transparent
  );
  opacity: 0.5;
}

strong {
  text-shadow: 0 0 1px var(--border-color);
}

h1, h2 {
  color: var(--crt-amber);
  font-family: var(--code-font);
  font-weight: bold;
  margin-right: 0.02em;}

h3, h4, h5, h6 {
  color: var(--crt-amber);
  font-family: var(--code-font);
  font-weight: bold;
}

p strong,
strong {
  text-shadow: 0 0 1px var(--border-color);
}

pre {
  background: linear-gradient(180deg,
    var(--bg-color) 0%,
    #0d150d 100%
  );
  border-left: 3px solid var(--accent-green);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

pre[role="presentation"] [data-line] {
  color: var(--text-muted);
  font-family: var(--code-font);
  user-select: none;
  min-width: 3em;
  text-align: right;
  padding-right: 1em;
}

pre code .token-keyword {
  color: var(--crt-blue);
  font-weight: bold;
}

pre code .token-string {
  color: var(--status-success);
}

pre code .token-comment {
  color: var(--text-muted);
  font-style: italic;
}

.kbd,
kbd,
[data-type="kbd"] {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-bottom: 2px solid var(--border-color);
  border-radius: 4px;
  padding: 0.2em 0.5em;
  font-family: var(--code-font);
  font-size: 0.85em;
  color: var(--accent-green);
  text-shadow: 0 1px 2px rgba(0, 255, 0, 0.1);
  transition: all 0.1s ease;
}

kbd:hover {
  border-color: var(--accent-green);
  box-shadow: 0 2px 8px rgba(0, 255, 0, 0.2);
  transform: translateY(-1px);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--code-font);
  font-size: 0.85em;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25em 0.5em;
  border-radius: 4px;
}

.status-success {
  color: var(--status-success);
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
}

.status-warning {
  color: var(--status-warning);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.status-error {
  color: var(--status-error);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-info {
  color: var(--status-info);
  background: rgba(96, 165, 250, 0.1);
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.admonition {
  border-left: 4px solid var(--accent-green);
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(0, 255, 0, 0.03) 100%
  );
}

.admonition-title {
  font-family: var(--code-font);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: 0.85em;
  color: var(--accent-green);
  background: var(--terminal-green-glow);
  padding: 0.4em 0.8em;
  border-radius: 4px 0 0 4px;
}

.md-typeset details.admonition {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  border-radius: 6px;
  overflow: hidden;
}

.md-typeset table:not([class]) {
  font-family: var(--code-font);
  font-size: 0.95em;
}

.md-typeset__table th {
  background: linear-gradient(180deg,
    var(--bg-secondary) 0%,
    var(--bg-card) 100%
  );
  border-bottom: 2px solid var(--accent-green);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.md-typeset__table tr:hover {
  background-color: var(--bg-primary);
}

blockquote, .admonition-blockquote {
  border-left: 3px solid var(--accent-green);
  margin: 1.5em 0;
  padding-left: 1.5em;
  background: linear-gradient(90deg,
    rgba(0, 255, 0, 0.05) 0%,
    transparent 100%
  );
}

blockquote p:first-of-type::before {
  content: "› ";
  color: var(--accent-green);
  font-family: var(--code-font);
}

.md-typeset a::after,
a:not(.btn)::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--bg-card);
  transition: width 0.2s ease;
}

.md-typeset a:hover::after,
a:not(.btn):hover::after {
  width: 100%;
}

.btn {
  font-family: var(--code-font);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85em;
  transition: all 0.2s ease;
}

.md-typeset .admonition-title,
div.admonition > div:first-of-type::before {
  font-family: var(--code-font);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.md-typeset mark,
.highlight-mark {
  background-color: rgba(255, 235, 0, 0.3);
  color: inherit;
  padding: 0.1em;
  border-radius: 2px;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--terminal-green-glow);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-green-dim);
}

@media (max-width: 768px) {
  body::before {
    background-size: 100% 2px, 3px 100%;
    animation-duration: 6s;
  }
}

@media (prefers-contrast: high) {
  :root {
    --accent-green: #fff;
    --bg-primary: #000;
  }

  body::before {
    background-size: 100% 3px, 4px 100%;
  }
}

@keyframes terminalLoad {
  0% { opacity: 0; transform: translateY(25px); }
  100% { opacity: 1; transform: translateY(0); }
}

.md-typeset h1,
.md-content {
  animation: terminalLoad 200ms ease-out forwards;
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9997;
  background: radial-gradient(
    circle at center,
    rgba(0, 255, 0, 0.03) 0%,
    transparent 60%
  );
  animation: phosphorDecay 8s ease-out infinite;
}

@keyframes phosphorDecay {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.2; }
}

body::after::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(
    circle at center,
    transparent 40%,
    rgba(0, 0, 0, 0.6) 100%
  );
}

.terminal-banner {
  font-family: var(--code-font);
  font-size: 0.75em;
  letter-spacing: 0.2em;
  text-align: center;
  color: var(--text-muted);
  padding: 1em 0;
  border-top: 1px dashed var(--terminal-line-color);
  border-bottom: 1px dashed var(--terminal-line-color);
  margin: 3em 0;
}

.holographic-grid {
  background-image:
    linear-gradient(var(--terminal-border-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--terminal-border-faint) 1px, transparent 1px);
  background-size: 20px 20px;
  position: relative;
}

.holographic-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      rgba(0, 255, 0, 0.03) 10px,
      transparent 10px
    ),
    linear-gradient(
      90deg,
      rgba(0, 255, 0, 0.03) 10px,
      transparent 10px
    );
  background-size: 10px 10px;
}