:root {
  --bg: #0f0f0f;
  --card: #1a1a1a;
  --text: #e0e0e0;
  --muted: #aaa;
  --accent: #8a2be2;
}

/* Base styles */
body {
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, var(--bg), var(--card) 60%, var(--card));
  color: var(--text);
  font-family: "Fira Code", monospace;
  line-height: 1.8;

  opacity: 0;
  transition: opacity 0.8s ease;
}
body.loaded {
  opacity: 1;
}

/* Top navigation (same style as Home) */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: #111;
  position: sticky;
  top: 0;
  z-index: 100;
}
nav .logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--accent);
}
nav a {
  margin-left: 1.5rem;
  color: var(--text);
  text-decoration: none;
  transition: color 0.3s;
}
nav a:hover {
  color: var(--accent);
}

/* Article container */
.article-container {
  max-width: 800px;
  margin: 3rem auto;
  padding: 2rem;
  background: rgba(20, 20, 20, 0.8);
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0,0,0,0.6);
}

/* Titles */
.article-container h1 {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.article-container h2 {
  font-size: 1.8rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--accent);
}
.article-container h3 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--text);
}

/* Paragraphs */
.article-container p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: var(--text);
}

/* Blockquotes */
.article-container blockquote {
  border-left: 4px solid var(--accent);
  padding-left: 1rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--muted);
}

/* Footer */
footer {
  text-align: center;
  padding: 3rem 1.5rem;
  background: linear-gradient(180deg, var(--card), var(--bg));
  color: var(--muted);
}
footer a {
  color: var(--accent);
  text-decoration: none;
}
footer a:hover {
  text-decoration: underline;
}

/* Light mode */
body.light-mode {
  --bg: #fdfdfd;
  --card: #f5f5f5;
  --text: #111;
  --muted: #555;
  --accent: #8a2be2;
  background: linear-gradient(180deg, var(--bg), var(--card) 60%, var(--card));
  color: var(--text);
}

/* Responsive */
@media (max-width: 600px) {
  nav { flex-direction: column; gap: 0.5rem; }
  .article-container { padding: 1.2rem; margin: 1.5rem; }
  .article-container h1 { font-size: 2rem; }
}