*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
:root {
  --black: #080808; --dark: #0e0e0e; --panel: #131313;
  --border: rgba(255,255,255,0.07); --arc: #00e5ff;
  --white: #f0f0f0; --muted: rgba(240,240,240,0.55);
  --mono: 'Share Tech Mono', monospace;
}
body {
  background: var(--black); color: var(--white);
  font-family: 'Inter', sans-serif;
  line-height: 1.7;
}
nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 60px;
  background: rgba(8,8,8,0.95); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.nav-logo {
  font-family: 'Bebas Neue', sans-serif; font-size: 32px;
  letter-spacing: 6px; color: var(--white); text-decoration: none;
}
.nav-logo span { color: var(--arc); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  text-decoration: none; color: var(--muted); font-size: 12px;
  letter-spacing: 2px; text-transform: uppercase; transition: color 0.2s;
}
.nav-links a:hover { color: var(--arc); }
.nav-cta {
  background: transparent; border: 1px solid var(--arc); color: var(--arc);
  padding: 10px 24px; font-size: 11px; letter-spacing: 2px;
  text-transform: uppercase; text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.nav-cta:hover { background: var(--arc); color: var(--black); }

.container {
  max-width: 900px; margin: 0 auto; padding: 80px 60px;
}

.crumbs {
  font-family: var(--mono); font-size: 11px; letter-spacing: 2px;
  color: var(--muted); margin-bottom: 32px; text-transform: uppercase;
}
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--arc); }
.crumbs span { margin: 0 8px; opacity: 0.4; }

.article-meta {
  font-family: var(--mono); font-size: 11px; color: var(--arc);
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 16px;
}

h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(40px, 6vw, 64px); letter-spacing: 2px;
  line-height: 1; margin-bottom: 24px;
}
h1 span { color: var(--arc); }

.lead {
  font-size: 18px; color: var(--muted); margin-bottom: 48px;
  padding-bottom: 32px; border-bottom: 1px solid var(--border);
}

article h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px; letter-spacing: 1px; line-height: 1.1;
  margin: 56px 0 20px; color: var(--white);
}

article h3 {
  font-size: 20px; font-weight: 500; color: var(--white);
  margin: 40px 0 16px;
}

article p {
  font-size: 15px; color: rgba(240,240,240,0.75);
  margin-bottom: 18px; line-height: 1.8;
}

article a {
  color: var(--arc); text-decoration: none;
  border-bottom: 1px solid rgba(0,229,255,0.3);
  transition: border-color 0.2s;
}
article a:hover { border-color: var(--arc); }

article ul, article ol {
  margin: 20px 0 20px 24px; color: rgba(240,240,240,0.75);
}
article li {
  margin-bottom: 12px; font-size: 15px; line-height: 1.8;
}

article strong { color: var(--white); font-weight: 500; }

article blockquote {
  border-left: 2px solid var(--arc); padding: 20px 24px;
  margin: 32px 0; background: var(--panel);
  font-style: italic; color: rgba(240,240,240,0.85);
}

.cta-block {
  margin: 64px 0 0;
  padding: 40px;
  background: var(--panel);
  border: 1px solid var(--border);
  text-align: center;
}
.cta-block h3 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px; letter-spacing: 2px; margin-bottom: 12px;
}
.cta-block p { margin-bottom: 24px; }
.btn-primary {
  background: var(--arc); color: var(--black);
  padding: 14px 32px; font-size: 11px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  text-decoration: none; display: inline-block;
  transition: opacity 0.2s, transform 0.2s;
}
.btn-primary:hover { opacity: 0.85; transform: translateY(-2px); }

.related {
  margin: 80px 0 0; padding-top: 48px;
  border-top: 1px solid var(--border);
}
.related-title {
  font-family: var(--mono); font-size: 11px; letter-spacing: 3px;
  color: var(--arc); margin-bottom: 24px; text-transform: uppercase;
}
.related-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
}
.related-card {
  padding: 24px; background: var(--panel); border: 1px solid var(--border);
  text-decoration: none; transition: border-color 0.2s;
}
.related-card:hover { border-color: var(--arc); }
.related-card h4 {
  font-family: 'Bebas Neue', sans-serif; font-size: 20px;
  letter-spacing: 1px; color: var(--white); margin-bottom: 8px;
}
.related-card p { font-size: 13px; color: var(--muted); }

/* Blog index */
.posts-grid {
  display: grid; grid-template-columns: 1fr; gap: 1px;
  background: var(--border); margin-top: 48px;
}
.post-card {
  background: var(--panel); padding: 32px; text-decoration: none;
  display: block; transition: background 0.2s;
}
.post-card:hover { background: rgba(0,229,255,0.03); }
.post-card .post-meta {
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: var(--arc); margin-bottom: 12px; text-transform: uppercase;
}
.post-card h2 {
  font-family: 'Bebas Neue', sans-serif; font-size: 28px;
  letter-spacing: 1px; color: var(--white); margin: 0 0 12px;
}
.post-card p { font-size: 14px; color: var(--muted); }

footer {
  border-top: 1px solid var(--border); padding: 32px 60px;
  text-align: center;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: rgba(255,255,255,0.3);
}

@media (max-width: 900px) {
  nav { padding: 16px 20px; }
  .nav-logo { font-size: 24px; letter-spacing: 4px; }
  .nav-links { display: none; }
  .container { padding: 48px 20px; }
  h1 { font-size: 36px; }
  article h2 { font-size: 26px; margin: 40px 0 16px; }
  article h3 { font-size: 18px; }
  .lead { font-size: 16px; margin-bottom: 32px; padding-bottom: 24px; }
  .related-grid { grid-template-columns: 1fr; }
  .cta-block { padding: 32px 20px; }
  footer { padding: 24px 20px; }
}