@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&display=swap');

:root {
  --green: #00ff41;
  --green-dim: #00cc33;
  --green-dark: #003b00;
  --amber: #ffb000;
  --red: #ff5555;
  --bg: #0a0a0a;
  --bg-light: #111;
  --text: #00ff41;
  --text-dim: #009922;
  --border: #00ff4133;
  --glow: 0 0 10px #00ff4144, 0 0 20px #00ff4122;
}

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

html, body {
  height: 100%;
  background: var(--bg);
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  color: var(--text);
  overflow: hidden;
}

/* CRT scanline overlay */
.crt-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 1000;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15) 0px,
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 3px
  );
}

/* CRT flicker */
.crt-overlay::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  animation: flicker 0.15s infinite;
  opacity: 0.02;
  background: var(--green);
}

@keyframes flicker {
  0% { opacity: 0.02; }
  50% { opacity: 0.01; }
  100% { opacity: 0.03; }
}

.terminal {
  max-width: 900px;
  margin: 20px auto;
  height: calc(100vh - 40px);
  border: 1px solid var(--green-dim);
  border-radius: 8px 8px 0 0;
  display: flex;
  flex-direction: column;
  box-shadow: var(--glow);
  overflow: hidden;
}

/* macOS-style title bar */
.terminal-bar {
  background: linear-gradient(180deg, #2a2a2a, #1a1a1a);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-bar .title {
  flex: 1;
  text-align: center;
  color: #888;
  font-size: 13px;
}

/* Terminal body — scrollable output */
.terminal-body {
  flex: 1;
  padding: 16px 20px;
  overflow-y: auto;
  font-size: 14px;
  line-height: 1.7;
  background: var(--bg);
  scroll-behavior: smooth;
}

.terminal-body::-webkit-scrollbar { width: 6px; }
.terminal-body::-webkit-scrollbar-track { background: var(--bg); }
.terminal-body::-webkit-scrollbar-thumb { background: var(--green-dim); border-radius: 3px; }

/* Input line */
.input-line {
  padding: 8px 20px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  font-size: 14px;
  display: flex;
  align-items: center;
}

.prompt { color: var(--amber); font-weight: 700; }

.cursor {
  animation: blink 1s step-end infinite;
  color: var(--green);
}

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

/* Navigation buttons */
.nav-bar {
  display: flex;
  gap: 0;
  background: #111;
  border-top: 1px solid var(--border);
  overflow-x: auto;
}

.nav-bar button {
  background: none;
  border: none;
  border-right: 1px solid var(--border);
  color: var(--green-dim);
  font-family: inherit;
  font-size: 13px;
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.nav-bar button:hover {
  background: var(--green-dark);
  color: var(--green);
  text-shadow: var(--glow);
}

.nav-bar button:active {
  background: var(--green);
  color: var(--bg);
}

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

.cmd-line {
  color: var(--amber);
}
.cmd-line .prompt-text {
  color: var(--amber);
  font-weight: 700;
}

.heading {
  color: var(--green);
  font-weight: 700;
  font-size: 16px;
  text-shadow: var(--glow);
  margin: 12px 0 4px 0;
}

.separator {
  color: var(--green-dim);
  margin: 4px 0;
}

.dim { color: var(--text-dim); }
.amber { color: var(--amber); }
.red { color: var(--red); }
.bright { color: var(--green); text-shadow: var(--glow); }

.skill-tag {
  display: inline-block;
  background: var(--green-dark);
  color: var(--green);
  padding: 2px 8px;
  margin: 2px;
  border: 1px solid var(--green-dim);
  border-radius: 3px;
  font-size: 12px;
}

.link {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px dotted var(--amber);
}
.link:hover {
  color: var(--green);
  border-color: var(--green);
}

/* Boot sequence */
.boot-line {
  color: var(--text-dim);
  font-size: 13px;
}
.boot-ok {
  color: var(--green);
  font-weight: 700;
}

/* Responsive */
@media (max-width: 600px) {
  .terminal {
    margin: 0;
    height: 100vh;
    border: none;
    border-radius: 0;
  }
  .terminal-body { font-size: 12px; padding: 10px; }
  .nav-bar button { padding: 8px 10px; font-size: 11px; }
}