/* ============================================
   MANUAL LAYOUT
   ============================================ */

.manual-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

@media (max-width: 900px) {
  .manual-layout {
    grid-template-columns: 1fr;
  }

  .manual-sidebar {
    display: none;
  }
}

/* ============================================
   SIDEBAR NAVIGATION
   ============================================ */

.manual-sidebar {
  position: sticky;
  top: 2rem;
  height: fit-content;
  max-height: calc(100vh - 4rem);
  overflow-y: auto;
}

.sidebar-nav {
  font-size: 0.9rem;
  line-height: 1.6;
}

.sidebar-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-nav li {
  margin: 0.25rem 0;
}

.sidebar-nav a {
  color: var(--text-secondary, #a0a0a0);
  text-decoration: none;
  display: block;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}

.sidebar-nav a:hover {
  background: var(--bg-hover, rgba(255,255,255,0.1));
  color: var(--text-primary, #ffffff);
}

.sidebar-nav strong {
  display: block;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary, #ffffff);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-nav strong:first-child {
  margin-top: 0;
}

/* ============================================
   MANUAL CONTENT
   ============================================ */

.manual-content {
  min-width: 0;
}

.manual-article {
  max-width: 800px;
}

.manual-article h1 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary, #ffffff);
  border-bottom: 1px solid var(--border-color, #333);
  padding-bottom: 0.5rem;
}

.manual-article h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary, #ffffff);
}

.manual-article h3 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary, #ffffff);
}

.manual-article p {
  margin: 1rem 0;
  line-height: 1.7;
  color: var(--text-secondary, #c0c0c0);
}

.manual-article a {
  color: var(--accent-color, #6c5ce7);
  text-decoration: none;
}

.manual-article a:hover {
  text-decoration: underline;
}

/* ============================================
   CODE BLOCKS
   ============================================ */

.manual-article pre {
  background: var(--bg-code, #0d0d1a);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
  margin: 1rem 0;
  border: 1px solid var(--border-color, #333);
}

.manual-article code {
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  font-size: 0.9em;
}

.manual-article :not(pre) > code {
  background: var(--bg-code, #0d0d1a);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  color: var(--accent-color, #6c5ce7);
}

/* ============================================
   TABLES
   ============================================ */

.manual-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

.manual-article th,
.manual-article td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color, #333);
}

.manual-article th {
  color: var(--text-primary, #ffffff);
  font-weight: 600;
  background: var(--bg-secondary, #1a1a2e);
}

.manual-article td {
  color: var(--text-secondary, #c0c0c0);
}

/* ============================================
   LISTS
   ============================================ */

.manual-article ul,
.manual-article ol {
  margin: 1rem 0;
  padding-left: 1.5rem;
  color: var(--text-secondary, #c0c0c0);
}

.manual-article li {
  margin: 0.5rem 0;
  line-height: 1.6;
}

/* ============================================
   BLOCKQUOTES
   ============================================ */

.manual-article blockquote {
  border-left: 4px solid var(--accent-color, #6c5ce7);
  padding-left: 1rem;
  margin: 1rem 0;
  color: var(--text-secondary, #a0a0a0);
  font-style: italic;
}

/* ============================================
   HORIZONTAL RULES
   ============================================ */

.manual-article hr {
  border: none;
  border-top: 1px solid var(--border-color, #333);
  margin: 2rem 0;
}