/* ═══════════════════════════════════════
   Documentation Pages — Styles
   ═══════════════════════════════════════ */

/* ─── Layout ─── */
.docs-layout {
  display: flex;
  min-height: 100vh;
  padding-top: var(--nav-height);
}

.docs-sidebar {
  width: 260px;
  flex-shrink: 0;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  bottom: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  overflow-y: auto;
}

.docs-sidebar h3 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
  padding: 0 8px;
}

.docs-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.docs-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background 0.2s, color 0.2s;
  line-height: 1.4;
}

.docs-nav a:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.docs-nav a.active {
  background: rgba(92, 224, 184, 0.1);
  color: var(--accent-light);
}

.docs-nav-num {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
}

.docs-nav a.active .docs-nav-num {
  background: rgba(92, 224, 184, 0.2);
  color: var(--accent);
}

/* ─── Content ─── */
.docs-content {
  flex: 1;
  margin-left: 260px;
  padding: 48px 64px 80px;
  max-width: 900px;
}

.docs-intro {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 48px;
}

/* ─── Docs Overview Grid ─── */
.docs-overview-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 64px;
}

.docs-overview-grid .doc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.docs-overview-grid .doc-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

/* ─── Architecture Diagram ─── */
.docs-architecture {
  margin-bottom: 48px;
}

.docs-architecture h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
}

.arch-diagram {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.arch-layer {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.arch-layer-split {
  align-items: center;
}

.arch-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 24px;
  text-align: center;
  flex: 1;
  max-width: 260px;
}

.arch-box strong {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
}

.arch-box span {
  font-size: 12px;
  color: var(--text-muted);
}

.arch-electron {
  max-width: 100%;
  border-color: var(--border-light);
  background: rgba(71, 132, 143, 0.08);
  color: #47848f;
  font-weight: 600;
}

.arch-frontend { border-color: rgba(97, 218, 251, 0.3); }
.arch-backend { border-color: rgba(0, 150, 136, 0.3); }
.arch-plaid { border-color: rgba(94, 188, 110, 0.3); font-weight: 600; font-size: 13px; }
.arch-claude { border-color: rgba(204, 155, 122, 0.3); font-weight: 600; font-size: 13px; }
.arch-db { border-color: rgba(15, 128, 204, 0.3); font-weight: 600; font-size: 13px; }

.arch-arrow {
  font-size: 12px;
  color: var(--text-muted);
  flex-shrink: 0;
  padding: 0 8px;
}

/* ─── Markdown Content ─── */
.md-content {
  line-height: 1.7;
}

.md-content h1 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.md-content h2 {
  font-size: 24px;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.md-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.md-content h4 {
  font-size: 15px;
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 8px;
}

.md-content p {
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.md-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.md-content a {
  color: var(--accent-light);
  text-decoration: underline;
  text-decoration-color: rgba(162, 155, 254, 0.3);
  text-underline-offset: 2px;
  transition: text-decoration-color 0.2s;
}

.md-content a:hover {
  text-decoration-color: var(--accent-light);
}

.md-content ul, .md-content ol {
  margin-bottom: 16px;
  padding-left: 24px;
  color: var(--text-secondary);
}

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

.md-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

/* Code blocks */
.md-content pre {
  background: var(--bg-darker);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  overflow-x: auto;
  margin-bottom: 20px;
  font-size: 13px;
  line-height: 1.6;
}

.md-content pre code {
  background: none;
  padding: 0;
  color: var(--text-primary);
  font-size: inherit;
}

.md-content code {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

/* Tables */
.md-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: 14px;
}

.md-content th {
  text-align: left;
  font-weight: 600;
  padding: 10px 16px;
  border-bottom: 2px solid var(--border-light);
  color: var(--text-primary);
}

.md-content td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.md-content tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Blockquotes */
.md-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  margin: 20px 0;
  background: rgba(92, 224, 184, 0.05);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.md-content blockquote p {
  margin-bottom: 0;
  color: var(--text-secondary);
}

/* ─── Navigation Footer ─── */
.docs-nav-footer {
  display: flex;
  justify-content: space-between;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  gap: 16px;
}

.docs-nav-link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
  max-width: 50%;
}

.docs-nav-link:hover {
  border-color: var(--accent);
}

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

.docs-nav-link .title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.docs-nav-link.next {
  text-align: right;
  margin-left: auto;
}

/* ─── Mobile ─── */
@media (max-width: 900px) {
  .docs-sidebar {
    display: none;
  }

  .docs-content {
    margin-left: 0;
    padding: 32px 20px 60px;
  }

  .docs-nav-footer {
    flex-direction: column;
  }

  .docs-nav-link {
    max-width: 100%;
  }

  .docs-nav-link.next {
    text-align: left;
  }
}