:root {
  --bg: #0a0a0a;
  --surface: #111111;
  --surface2: #1a1a1a;
  --text: #cccccc;
  --text-muted: #555555;
  --accent: #00ff41;
  --accent-dim: #00cc33;
  --accent-glow: rgba(0, 255, 65, 0.15);
  --mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max: 680px;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-dim) var(--surface);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Scanline overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 65, 0.015) 2px,
    rgba(0, 255, 65, 0.015) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

a { color: var(--accent); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.7; }

/* NAV */
nav {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 24px 32px;
  max-width: calc(var(--max) + 64px);
  margin: 0 auto;
  border-bottom: 1px solid var(--surface2);
}

.logo {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.5px;
}

.nav-sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* HERO */
.hero {
  padding: 80px 32px 48px;
  max-width: calc(var(--max) + 64px);
  margin: 0 auto;
  position: relative;
}

.hero h1 {
  font-size: clamp(28px, 5vw, 40px);
  color: #fff;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 12px;
}

.tagline {
  color: var(--text-muted);
  font-size: 14px;
}

/* Glitch accent */
.glitch {
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin-top: 24px;
  position: relative;
  animation: glitch 3s infinite;
}

@keyframes glitch {
  0%, 90%, 100% { transform: translateX(0); opacity: 1; }
  92% { transform: translateX(-4px) skewX(-2deg); opacity: 0.8; }
  94% { transform: translateX(4px) skewX(1deg); opacity: 0.6; }
  96% { transform: translateX(-2px); opacity: 0.9; }
}

/* POSTS */
.posts {
  max-width: calc(var(--max) + 64px);
  margin: 0 auto;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--surface2);
  border: 1px solid var(--surface2);
}

.card {
  background: var(--bg);
  padding: 28px 32px;
  transition: background 0.2s;
}

.card:hover {
  background: var(--surface);
}

.card h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}

.card h2 a { color: #fff; }
.card h2 a:hover { color: var(--accent); opacity: 1; }

.card .meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.read-more {
  font-size: 13px;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.read-more:hover {
  text-decoration: underline;
  opacity: 1;
}

/* TAGS */
.tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  background: var(--accent-glow);
  color: var(--accent);
  padding: 1px 8px;
  border-radius: 2px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* POST PAGE */
.post {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 32px 80px;
}

.post h1 {
  font-size: clamp(24px, 4vw, 32px);
  color: #fff;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 12px;
}

.post .meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--surface2);
}

.content h2 {
  font-size: 20px;
  color: #fff;
  margin: 32px 0 12px;
  letter-spacing: -0.3px;
}

.content h3 {
  font-size: 16px;
  color: #fff;
  margin: 24px 0 8px;
}

.content p {
  margin-bottom: 16px;
}

.content strong { color: #fff; }

.content code {
  background: var(--surface);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 13px;
  color: var(--accent);
  font-family: var(--mono);
}

.content pre {
  background: var(--surface);
  border: 1px solid var(--surface2);
  border-radius: 6px;
  padding: 20px;
  margin: 20px 0;
  overflow-x: auto;
  position: relative;
}

.content pre::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0.4;
}

.content pre code {
  background: none;
  padding: 0;
  color: var(--text);
  font-size: 13px;
  line-height: 1.6;
}

.content ul {
  margin: 12px 0 16px 20px;
}

.content li {
  margin-bottom: 6px;
}

.content hr {
  border: none;
  border-top: 1px solid var(--surface2);
  margin: 32px 0;
}

.back {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--surface2);
}

.back a {
  font-size: 13px;
  color: var(--text-muted);
}

.back a:hover {
  color: var(--accent);
  opacity: 1;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 32px;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--surface2);
}

/* SELECTION */
::selection {
  background: var(--accent);
  color: var(--bg);
}

/* POST NAVIGATION */
.post-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--surface2);
}

.post-nav a {
  font-size: 13px;
  color: var(--text-muted);
}

.post-nav a:hover {
  color: var(--accent);
  opacity: 1;
}

/* RELATED POSTS */
.related-posts {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--surface2);
}

.related-posts h3 {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.related-posts ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.related-posts li {
  margin-bottom: 4px;
}

.related-posts li a {
  font-size: 13px;
  color: var(--text);
}

.related-posts li a:hover {
  color: var(--accent);
}

/* TAGS PAGE */
.tags-page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 32px 80px;
}

.tags-page h1 {
  font-size: clamp(24px, 4vw, 32px);
  color: #fff;
  margin-bottom: 32px;
}

.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 48px;
}

.tags-cloud a {
  display: inline-block;
}

.tag-count {
  color: var(--text-muted);
  font-size: 10px;
  margin-left: 4px;
}

/* RESPONSIVE */
@media (max-width: 600px) {
  nav, .hero { padding-left: 16px; padding-right: 16px; }
  .posts { padding: 16px; }
  .post { padding-left: 16px; padding-right: 16px; }
  .card { padding: 20px 16px; }
}