@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;700&family=VT323&family=Share+Tech+Mono&family=Fira+Code:wght@400;700&family=Space+Mono:wght@400;700&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
  --green: #33ff33;
  --green-dim: #1a991a;
  --green-glow: #33ff3366;
  --amber: #ffb000;
  --amber-dim: #996a00;
  --amber-glow: #ffb00044;
  --bg: #0a0a0a;
  --bg-light: #111111;
  --border: #2a2a2a;
  --text: var(--green);
  --text-dim: var(--green-dim);
  --text-glow: var(--green-glow);
}

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

html {
  font-size: 14.5px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Datamosh backdrop */
#datamosh {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.55;
}

/* CRT scanline overlay */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}

.scanlines::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    transparent 60%,
    rgba(0, 0, 0, 0.4) 100%
  );
}

/* CRT screen curvature */
.crt {
  width: min(1100px, 95vw);
  animation: flicker 0.05s infinite alternate;
}

@keyframes flicker {
  from { opacity: 0.98; }
  to { opacity: 1; }
}

/* Terminal window */
.terminal {
  border: 1px solid var(--text-dim);
  border-radius: 4px;
  overflow: hidden;
  box-shadow:
    0 0 20px var(--text-glow),
    inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.terminal-header {
  background: var(--bg-light);
  padding: 8px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.terminal-title {
  color: var(--text-dim);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
}

.terminal-controls {
  display: flex;
  gap: 8px;
}

.ctrl {
  color: var(--text-dim);
  font-size: 0.7rem;
  cursor: default;
}

.terminal-body {
  background: var(--bg);
  padding: 28px 32px;
  height: 72vh;
  overflow-y: auto;
  font-size: 1.2rem;
  line-height: 1.5;
  scrollbar-width: thin;
  scrollbar-color: var(--text-dim) var(--bg);
}

.terminal-body::-webkit-scrollbar {
  width: 6px;
}

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

.terminal-body::-webkit-scrollbar-thumb {
  background: var(--text-dim);
  border-radius: 3px;
}

/* Text styles */
.line {
  white-space: pre-wrap;
  word-break: break-word;
}

.line-typing {
  display: inline;
}

.heading {
  color: var(--text);
  font-weight: 700;
  font-size: 1.4rem;
  text-shadow: 0 0 8px var(--text-glow);
}

.subheading {
  color: var(--amber);
  font-weight: 700;
  text-shadow: 0 0 6px var(--amber-glow);
}

.dim {
  color: var(--text-dim);
}

.accent {
  color: var(--amber);
}

.separator {
  color: var(--text-dim);
  letter-spacing: 2px;
}

.link {
  color: var(--amber);
  text-decoration: none;
  cursor: pointer;
  margin-left: 16px;
}

.link::before {
  content: '[ ';
  color: var(--text-dim);
}

.link::after {
  content: ' ]';
  color: var(--text-dim);
}

.link:hover {
  color: var(--green);
  text-shadow: 0 0 8px var(--green-glow);
}

.bullet::before {
  content: '> ';
  color: var(--text-dim);
}

/* Cursor */
.cursor-line {
  margin-top: 8px;
  display: none;
}

.cursor-line.visible {
  display: block;
}

.prompt {
  color: var(--text-dim);
  margin-right: 8px;
  font-size: 0.95rem;
}

.typed-input {
  color: var(--text);
  white-space: pre;
}

.cursor {
  animation: blink 0.8s step-end infinite;
  color: var(--text);
}

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

/* Navigation bar */
.nav-bar {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-light);
  flex-wrap: wrap;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-bar.visible {
  opacity: 1;
}

.nav-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: 'VT323', monospace;
  font-size: 1rem;
  padding: 4px 12px;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s ease;
}

.nav-btn:hover,
.nav-btn.active {
  color: var(--text);
  border-color: var(--text-dim);
  text-shadow: 0 0 6px var(--text-glow);
  background: rgba(51, 255, 51, 0.05);
}

/* Boot sequence */
.boot-line {
  color: var(--text-dim);
  font-size: 0.9rem;
}

.boot-ok {
  color: var(--green);
}

.boot-warn {
  color: var(--amber);
}

/* Activity chart */
.activity-grid-row,
.activity-month-row {
  display: flex;
  align-items: center;
  padding-left: 16px;
  gap: 3px;
}

.activity-day-label {
  width: 36px;
  flex-shrink: 0;
  color: var(--text-dim);
  font-size: 0.85rem;
  text-align: right;
  padding-right: 8px;
}

.activity-month-label {
  width: 11px;
  flex-shrink: 0;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: left;
  overflow: visible;
  white-space: nowrap;
}

.activity-cell {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
  border-radius: 2px;
}

/* ASCII art */
.ascii-art {
  color: var(--green);
  white-space: pre;
  line-height: 1.0;
  font-size: 0.65em;
}

.ascii-glow {
  text-shadow: 0 0 10px var(--green-glow), 0 0 20px var(--green-glow);
  color: var(--green);
}

/* Font toggle */
.font-toggle {
  margin-left: auto;
}

.font-label {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-left: 8px;
  align-self: center;
}

/* Mobile */
@media (max-width: 600px) {
  .terminal-body {
    padding: 12px;
    height: 60vh;
    font-size: 1rem;
  }

  .heading {
    font-size: 1.2rem;
  }

  .nav-btn {
    font-size: 0.85rem;
    padding: 4px 8px;
  }
}