@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;600&display=swap');

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

:root {
  --cyan: #00d4ff;
  --green: #39ff14;
  --dim: #00d4ff66;
  --bg: #050810;
  --bg2: #0a1220;
  --text: #c8e0f0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  line-height: 1.7;
  min-height: 100vh;
  background-image:
    radial-gradient(circle at 20% 20%, #00d4ff08 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, #39ff1408 0%, transparent 50%);
}

.scanlines {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 100;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}

.site-header {
  background: var(--bg2);
  border-bottom: 1px solid var(--dim);
  padding: 2rem;
  text-align: center;
  position: relative;
}
.site-header::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.home-link {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--cyan);
  text-decoration: none;
  font-size: 0.85rem;
  opacity: 0.7;
}
.home-link:hover { opacity: 1; }

.title-block { display: flex; align-items: baseline; justify-content: center; gap: 0.75rem; flex-wrap: wrap; }

.prompt {
  color: var(--green);
  font-size: 0.9rem;
  opacity: 0.7;
}

.site-header h1 {
  font-size: 2rem;
  color: var(--cyan);
  letter-spacing: 2px;
  text-shadow: 0 0 20px var(--cyan);
}

.cursor {
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.site-subtitle {
  color: var(--green);
  font-size: 0.8rem;
  margin-top: 0.5rem;
  opacity: 0.7;
}

.categories {
  max-width: 900px;
  margin: 1.5rem auto 0;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.cat-label { font-size: 0.8rem; color: var(--cyan); opacity: 0.6; }

.cat-tag {
  background: transparent;
  border: 1px solid var(--dim);
  color: var(--cyan);
  padding: 0.2rem 0.75rem;
  border-radius: 3px;
  text-decoration: none;
  font-size: 0.8rem;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.cat-tag:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 8px var(--dim);
}

.article-list {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card {
  display: block;
  background: var(--bg2);
  border: 1px solid #1a3050;
  border-left: 3px solid var(--cyan);
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: border-left-color 0.2s, box-shadow 0.2s;
}
.card:hover {
  border-left-color: var(--green);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.1), inset 0 0 40px rgba(0, 212, 255, 0.02);
}

.card-meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.5rem;
}

.date { font-size: 0.75rem; color: var(--green); opacity: 0.8; }

.category {
  font-size: 0.7rem;
  border: 1px solid var(--dim);
  color: var(--cyan);
  padding: 0.1rem 0.5rem;
  border-radius: 2px;
}

.arrow { color: var(--green); margin-right: 0.25rem; }
.card h2 { font-size: 1.1rem; color: var(--cyan); margin-bottom: 0.3rem; font-weight: 400; }
.subtitle { color: var(--text); opacity: 0.6; font-size: 0.85rem; }
.empty { color: var(--cyan); opacity: 0.4; text-align: center; padding: 3rem; }

/* Article page */
.article {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 2rem 4rem;
}

.article-header {
  border-bottom: 1px solid #1a3050;
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}
.article-header::after {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  margin-top: 1.5rem;
}

.article-meta { margin-bottom: 0.75rem; display: flex; gap: 0.75rem; }

.prompt-char { color: var(--green); margin-right: 0.4rem; }

.article-header h1 {
  font-size: 1.8rem;
  color: var(--cyan);
  line-height: 1.3;
  font-weight: 600;
  text-shadow: 0 0 15px rgba(0, 212, 255, 0.4);
}
.article-header .subtitle { font-size: 0.9rem; color: var(--green); opacity: 0.8; margin-top: 0.5rem; }

.article-body { font-size: 0.95rem; }
.article-body h2 { margin: 2rem 0 0.75rem; font-size: 1.25rem; color: var(--cyan); }
.article-body h3 { margin: 1.5rem 0 0.5rem; color: var(--green); }
.article-body p { margin-bottom: 1.2rem; }
.article-body a { color: var(--cyan); }
.article-body strong { color: var(--cyan); font-weight: 600; }
.article-body em { color: var(--green); font-style: normal; }

.article-body blockquote {
  border-left: 3px solid var(--cyan);
  margin: 1.5rem 0;
  padding: 0.75rem 1.25rem;
  background: rgba(0, 212, 255, 0.05);
  color: var(--text);
  opacity: 0.9;
}

.article-body ul, .article-body ol { margin: 0 0 1.2rem 1.5rem; }
.article-body li { margin-bottom: 0.3rem; }
.article-body li::marker { color: var(--cyan); }

.article-body code {
  background: #0a1a2a;
  border: 1px solid #1a3050;
  color: var(--green);
  padding: 0.1rem 0.4rem;
  border-radius: 2px;
  font-size: 0.9em;
}

.article-body pre {
  background: #020508;
  border: 1px solid #1a3050;
  border-left: 3px solid var(--green);
  padding: 1.25rem;
  border-radius: 4px;
  overflow-x: auto;
  margin: 1.5rem 0;
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.05);
}
.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
  font-size: 0.9rem;
}

/* Pygments codehilite overrides */
.codehilite { margin: 1.5rem 0; border-radius: 4px; overflow: hidden; border: 1px solid #1a3050; border-left: 3px solid var(--green); }
.codehilite pre { margin: 0; border: none; border-radius: 0; padding: 1.25rem; background: #020508; }

.article-body img { max-width: 100%; border-radius: 4px; margin: 1rem 0; border: 1px solid #1a3050; }
.article-body hr { border: none; border-top: 1px solid #1a3050; margin: 2rem 0; }

.article-body table { border-collapse: collapse; width: 100%; margin: 1.5rem 0; font-size: 0.9rem; }
.article-body th { background: #0a1a2a; border: 1px solid #1a3050; padding: 0.5rem 0.75rem; color: var(--cyan); text-align: left; }
.article-body td { border: 1px solid #1a3050; padding: 0.5rem 0.75rem; }