@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,300;0,400;0,500;0,600;1,400&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --bg: #0a0a0a;
  --surface: #111111;
  --border: #2a2a2a;
  --border-dot: #333;
  --green: #00ff88;
  --green-dim: #00cc6a;
  --text: #c8c8c8;
  --text-muted: #999999;
  --text-dim: #666666;
  --text-faint: #444444;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
  --display: 'Space Mono', monospace;
}

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

body {
  font-family: var(--mono);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.8;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Header */
.site-header {
  padding: 0 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
}

.site-title {
  font-family: var(--display);
  font-size: 36px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.site-subtitle {
  font-size: 14px;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.site-intro {
  border-left: 2px solid var(--green);
  padding-left: 20px;
  margin: 2rem 0 0;
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* Typewriter effect */
.typewriter {
  overflow: hidden;
  border-right: 2px solid var(--green);
  white-space: normal;
  animation: blink-caret 0.8s step-end infinite;
}

.typewriter.done {
  border-right: none;
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--green); }
}

/* Nav */
.site-nav {
  font-size: 14px;
  letter-spacing: 0.02em;
}

.site-nav a {
  color: var(--text-dim);
  margin-right: 24px;
  transition: color 0.2s;
}

.site-nav a:hover { color: var(--green); text-decoration: none; }
.site-nav a.active { color: var(--green); }

/* Date separators */
.date-separator {
  font-size: 13px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 2.5rem 0 1.5rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.date-separator:first-of-type {
  margin-top: 0;
}

/* Pulse entries */
.pulse-entry {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px dotted var(--border-dot);
}

.pulse-meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.pulse-time {
  font-size: 14px;
  color: var(--green);
  font-weight: 500;
}

.pulse-number {
  font-size: 13px;
  color: var(--text-faint);
}

.pulse-observation {
  font-size: 14px;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 14px;
}

.deeper-look {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 16px 20px;
  margin-top: 12px;
}

.deeper-look-label {
  font-size: 12px;
  color: var(--green);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.deeper-look-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  margin-top: 3rem;
  font-size: 13px;
  color: var(--green);
}

.site-footer a { color: var(--green); }
.site-footer a:hover { color: var(--green); }

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

.cursor {
  display: inline-block;
  width: 10px;
  height: 18px;
  background: var(--green);
  margin-left: 4px;
  animation: blink 1s infinite;
  vertical-align: middle;
}

/* About page */
.about-content {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.9;
}

.about-content p { margin-bottom: 1.2rem; }

/* Pagination */
.pagination {
  display: flex;
  justify-content: space-between;
  margin-top: 2.5rem;
  font-size: 14px;
}

.pagination a { color: var(--text-dim); }
.pagination a:hover { color: var(--green); }

/* Responsive */
@media (max-width: 600px) {
  .container { padding: 1.5rem 1rem; }
  .site-title { font-size: 28px; }
  .site-nav a { margin-right: 16px; font-size: 14px; }
}

.pulse-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  margin-right: 10px;
  vertical-align: middle;
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.4); }
  50% { opacity: 0.6; box-shadow: 0 0 8px 4px rgba(0, 255, 136, 0.15); }
}