/* ═══ baseLINE Docs App — dark, on-brand, unified with app.css ═══ */
.docs-app {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: calc(100vh - 64px);
  align-items: start;
}

/* ── Sidebar ── */
.docs-sidebar {
  position: sticky;
  top: 64px;
  align-self: start;
  height: calc(100vh - 64px);
  overflow-y: auto;
  border-right: 1px solid rgba(0, 207, 255, 0.12);
  background: rgba(7, 10, 16, 0.6);
  backdrop-filter: blur(12px);
  padding: 1rem 0.5rem;
}
.docs-sidebar__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 0.75rem 0.75rem;
  border-bottom: 1px solid rgba(0, 207, 255, 0.10);
  margin-bottom: 0.5rem;
}
.docs-sidebar__title {
  font-family: var(--font-display, 'Space Grotesk', sans-serif);
  font-weight: 700; font-size: 0.95rem;
  background: var(--gradient-brand, linear-gradient(135deg, #00CFFF, #7A5CFF));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.docs-sidebar__close { display: none; background: none; border: none; color: var(--color-text-secondary, #AABAC3); cursor: pointer; font-size: 1rem; }

.doc-tree { display: flex; flex-direction: column; }
.doc-tree__toggle, .doc-tree__file {
  display: block; width: 100%; text-align: left;
  background: none; border: none; cursor: pointer;
  color: var(--color-text-secondary, #AABAC3);
  font-size: 0.85rem; padding: 0.4rem 0.75rem; border-radius: 6px;
  text-decoration: none; font-family: var(--font-body, 'Inter', sans-serif);
  transition: background 120ms, color 120ms;
}
.doc-tree__toggle:hover, .doc-tree__file:hover { background: rgba(0, 207, 255, 0.08); color: var(--color-text-primary, #E6EDF7); }
.doc-tree__file.is-active {
  background: rgba(0, 207, 255, 0.14); color: var(--color-brand-primary, #00CFFF); font-weight: 600;
}
.doc-tree__caret { display: inline-block; margin-right: 0.35rem; transition: transform 120ms; font-size: 0.7rem; }
.doc-tree__caret.is-open { transform: rotate(90deg); }

/* ── Main content ── */
.docs-main { padding: clamp(1.25rem, 3vw, 2.5rem); min-width: 0; }
.docs-mobile-toggle { display: none; }

.docs-hero { margin-bottom: 2rem; }
.docs-eyebrow { text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.7rem; font-weight: 600; color: var(--color-brand-tertiary, #12B5FF); margin-bottom: 0.5rem; font-family: var(--font-mono, 'JetBrains Mono', monospace); }
.docs-hero h1 { font-family: var(--font-display, 'Space Grotesk', sans-serif); font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 0.6rem; letter-spacing: -0.02em; }
.docs-lead { color: var(--color-text-secondary, #AABAC3); max-width: 680px; line-height: 1.6; margin: 0; }

.docs-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.docs-card {
  text-align: left; cursor: pointer;
  background: linear-gradient(160deg, rgba(18,24,33,0.66), rgba(10,15,23,0.80));
  border: 1px solid rgba(0, 207, 255, 0.14); border-radius: 12px; padding: 1.1rem 1.25rem;
  color: var(--color-text-primary, #E6EDF7); transition: border-color 150ms, transform 150ms;
}
.docs-card:hover { border-color: rgba(0, 207, 255, 0.4); transform: translateY(-2px); }
.docs-card h3 { font-family: var(--font-display, 'Space Grotesk', sans-serif); font-size: 1.05rem; margin: 0 0 0.3rem; }
.docs-card p { color: var(--color-text-tertiary, #7D8A99); margin: 0; font-size: 0.82rem; }

.doc-loading { color: var(--color-text-tertiary, #7D8A99); }

/* ── Rendered markdown typography ── */
.doc-content { max-width: 820px; color: var(--color-text-primary, #E6EDF7); line-height: 1.7; font-size: 0.98rem; }
.doc-content h1 { font-family: var(--font-display, 'Space Grotesk', sans-serif); font-size: 2rem; margin: 0 0 1rem; letter-spacing: -0.02em; }
.doc-content h2 { font-family: var(--font-display, 'Space Grotesk', sans-serif); font-size: 1.45rem; margin: 2rem 0 0.75rem; padding-bottom: 0.4rem; border-bottom: 1px solid rgba(0, 207, 255, 0.12); }
.doc-content h3 { font-size: 1.15rem; margin: 1.5rem 0 0.5rem; color: var(--color-brand-primary, #00CFFF); }
.doc-content p { margin: 0 0 1rem; }
.doc-content a { color: var(--color-brand-primary, #00CFFF); text-decoration: none; border-bottom: 1px solid rgba(0, 207, 255, 0.3); }
.doc-content a:hover { border-bottom-color: var(--color-brand-primary, #00CFFF); }
.doc-content ul, .doc-content ol { margin: 0 0 1rem 1.25rem; }
.doc-content li { margin: 0.3rem 0; }
.doc-content code { font-family: var(--font-mono, 'JetBrains Mono', monospace); background: rgba(0, 207, 255, 0.10); padding: 0.15rem 0.4rem; border-radius: 4px; font-size: 0.85em; color: #7FE7FF; }
.doc-content pre { background: rgba(5, 7, 11, 0.9); border: 1px solid rgba(0, 207, 255, 0.14); border-radius: 10px; padding: 1rem; overflow-x: auto; margin: 0 0 1.25rem; }
.doc-content pre code { background: none; padding: 0; color: var(--color-text-primary, #E6EDF7); }
.doc-content blockquote { border-left: 3px solid var(--color-brand-primary, #00CFFF); padding-left: 1rem; margin: 0 0 1rem; color: var(--color-text-secondary, #AABAC3); }
.doc-content table { width: 100%; border-collapse: collapse; margin: 0 0 1.25rem; font-size: 0.88rem; }
.doc-content th, .doc-content td { border: 1px solid rgba(0, 207, 255, 0.14); padding: 0.5rem 0.75rem; text-align: left; }
.doc-content th { background: rgba(0, 207, 255, 0.08); font-family: var(--font-display, 'Space Grotesk', sans-serif); }
.doc-content img { max-width: 100%; border-radius: 8px; margin: 0.5rem 0; }
.doc-content hr { border: none; border-top: 1px solid rgba(0, 207, 255, 0.14); margin: 2rem 0; }

/* ── Mobile ── */
@media (max-width: 860px) {
  .docs-app { grid-template-columns: 1fr; }
  .docs-sidebar {
    position: fixed; left: 0; top: 0; z-index: 50; width: 280px;
    transform: translateX(-100%); transition: transform 200ms ease;
  }
  .docs-sidebar.is-open { transform: translateX(0); }
  .docs-sidebar__close { display: block; }
  .docs-mobile-toggle {
    display: inline-flex; align-items: center; gap: 0.4rem; margin-bottom: 1rem;
    background: rgba(0, 207, 255, 0.10); border: 1px solid rgba(0, 207, 255, 0.2);
    color: var(--color-brand-primary, #00CFFF); padding: 0.5rem 0.85rem; border-radius: 6px; cursor: pointer; font-size: 0.85rem;
  }
}