/* ==========================
   Docs Layout
========================== */

.docs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);

  width: 100%;
  max-width: 1400px;
  margin: 0 auto;

  padding-top: var(--space-xxs);

  align-items: start;
  overflow: visible;
}

.docs-sidebar,
.docs-content {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;

  border: 1px solid var(--color-border);
  border-radius: 20px;

  background: rgba(10, 18, 40, 0.75);

  backdrop-filter: none;
}

/* ==========================
   Sidebar Wrapper
========================== */

.docs-sidebar-wrapper {
  width: 100%;
  margin-bottom: calc(var(--space-sm) * -0.35);
}

/* ==========================
   Sidebar Toggle
========================== */

.docs-sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);

  width: 100%;
  margin-bottom: var(--space-sm);
  padding: 0.9rem 1rem;

  border: 1px solid var(--color-border);
  border-radius: 16px;

  color: var(--color-text);
  background: rgba(10, 18, 40, 0.75);

  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.docs-sidebar-toggle-icon {
  color: var(--color-accent);
  font-size: 1.25rem;
}

/* ==========================
   Search
========================== */

.docs-search {
  margin-bottom: var(--space-sm);
}

.docs-search-input-wrapper {
  position: relative;
}

.docs-search-input {
  width: 100%;
  padding: 0.95rem 3rem 0.95rem 1rem;

  border: 1px solid var(--color-border);
  border-radius: 18px;

  color: var(--color-text);
  background: rgba(10, 18, 40, 0.75);

  font: inherit;
  font-weight: 700;
}

.docs-search-input::placeholder {
  color: var(--color-text);
  opacity: 0.55;
}

.docs-search-input:focus {
  outline: none;
  border-color: rgba(120, 140, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(120, 140, 255, 0.12);
}

.docs-search-icon {
  position: absolute;
  top: 50%;
  right: 1rem;

  transform: translateY(-50%);

  color: var(--color-accent);

  font-size: 1.55rem;
  pointer-events: none;
}

.docs-search-meta,
.docs-search-empty {
  margin-top: var(--space-xs);

  color: var(--color-text-muted);

  font-size: 0.9rem;
}

/* ==========================
   Sidebar Panel
========================== */

.docs-sidebar {
  max-height: 0;
  overflow: hidden;

  padding: 0 var(--space-md);

  opacity: 0;
  transform: translateY(-0.35rem);
  pointer-events: none;

  transition:
    max-height 0.3s ease,
    padding 0.3s ease,
    opacity 0.2s ease,
    transform 0.2s ease;
}

.docs-sidebar.is-open {
  max-height: 20rem;
  overflow-y: auto;

  margin-bottom: var(--space-sm);
  padding: var(--space-md);

  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.sidebar-header {
  margin-bottom: var(--space-md);
}

.docs-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.docs-nav-link {
  padding: 0.75rem 0.9rem;

  border-radius: 12px;

  color: var(--color-text-muted);
  text-decoration: none;

  transition:
    background 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.docs-nav-link:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text);
  transform: translateX(4px);
}

.docs-nav-link.active {
  border: 1px solid rgba(120, 140, 255, 0.2);

  color: var(--color-accent);
  background: rgba(120, 140, 255, 0.12);
}

.docs-nav-title,
.docs-nav-snippet {
  display: block;
}

.docs-nav-snippet {
  margin-top: 0.35rem;

  color: var(--color-text-muted);

  font-size: 0.85rem;
  line-height: 1.5;
}

.docs-search-highlight {
  color: var(--color-text);

  background: rgba(120, 140, 255, 0.18);

  border-radius: 4px;
  padding: 0.05rem 0.25rem;
}

.docs-content-search-highlight {
  padding: 0.05rem 0.25rem;

  border-radius: 4px;

  color: var(--color-text);
  background: rgba(120, 140, 255, 0.22);
}

/* ==========================
   Section Navigation
========================== */

.docs-section-nav {
  margin-top: var(--space-xxs);
  margin-bottom: var(--space-xxs);
  padding: var(--space-md);

  border: 1px solid var(--color-border);
  border-radius: 16px;

  background: rgba(255, 255, 255, 0.03);
}

.docs-section-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);

  width: 100%;
  padding: 0;

  border: none;

  color: var(--color-accent);
  background: transparent;

  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.12em;

  cursor: pointer;
}

.docs-section-nav-toggle-icon {
  font-size: 1.1rem;
}

.docs-section-nav-panel {
  max-height: 0;
  overflow: hidden;

  opacity: 0;
  transform: translateY(-0.25rem);

  transition:
    max-height 0.3s ease,
    opacity 0.2s ease,
    transform 0.2s ease;
}

.docs-section-nav-panel.is-open {
  max-height: 32rem;
  overflow-y: auto;

  margin-top: var(--space-md);

  opacity: 1;
  transform: translateY(0);
}

.docs-section-nav-shortcuts {
  margin-bottom: var(--space-sm);

  color: var(--color-text-muted);
  opacity: 0.75;

  font-size: 0.8rem;
}

.docs-section-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.docs-section-nav-link {
  color: var(--color-text-muted);
  text-decoration: none;

  font-size: 0.95rem;
}

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

.docs-section-nav-link.is-nested {
  padding-left: var(--space-md);

  font-size: 0.9rem;
}

/* ==========================
   Document Navigation
========================== */

.docs-document-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);

  margin-top: var(--space-sm);
}

.docs-document-nav + .markdown-panel {
  padding-top: var(--space-sm);
}

.docs-document-nav-button {
  flex: 1;

  padding: 0.85rem 1rem;

  border: 1px solid var(--color-border);
  border-radius: 14px;

  color: var(--color-text);
  background: rgba(10, 18, 40, 0.75);

  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.docs-document-nav-button:hover:not(:disabled) {
  border-color: rgba(120, 140, 255, 0.45);
  color: var(--color-accent);
}

.docs-document-nav-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

@media (min-width: 1024px) {
  .docs-document-nav {
    display: none;
  }
}

/* ==========================
   Content Panel
========================== */

.docs-content {
  align-self: start;

  padding: var(--space-lg);
}

.docs-content-header {
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-sm);

  border-bottom: 1px solid var(--color-border);
}

.docs-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);

  margin-top: var(--space-sm);
}

.docs-meta span {
  padding: 0.45rem 0.8rem;

  border: 1px solid var(--color-border);
  border-radius: 999px;

  font-size: 0.875rem;

  background: rgba(255, 255, 255, 0.03);
}

/* ==========================
   Markdown Content
========================== */

.markdown-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);

  font-size: 1.05rem;
  line-height: 1.8;
}

.markdown-panel h1,
.markdown-panel h2,
.markdown-panel h3,
.markdown-panel h4 {
  color: var(--color-text);
  line-height: 1.2;
}

.markdown-panel h1 {
  margin-bottom: 0;

  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);

  text-align: center;
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  letter-spacing: -0.04em;
}

.markdown-panel h2 {
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
  padding-bottom: 0.65rem;

  border-bottom: 1px solid var(--color-border);

  color: var(--color-accent);

  font-size: clamp(1.45rem, 4vw, 2rem);
  letter-spacing: -0.03em;
}

.markdown-panel h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  padding-left: 0.85rem;

  border-left: 3px solid var(--color-accent);

  color: var(--color-text);

  font-size: clamp(1.2rem, 3vw, 1.45rem);
  letter-spacing: -0.02em;
}

.markdown-panel h4 {
  margin-top: var(--space-md);
  margin-bottom: var(--space-xs);

  color: var(--color-text-muted);

  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.markdown-panel p,
.markdown-panel li {
  color: var(--color-text-muted);
}

.markdown-panel p {
  max-width: 78ch;
}

.markdown-panel ul,
.markdown-panel ol {
  padding-left: 1.25rem;
}

.markdown-panel li {
  margin-bottom: 0.65rem;
}

.markdown-panel strong {
  color: var(--color-text);
}

.markdown-panel code {
  padding: 0.18rem 0.4rem;

  border-radius: 6px;

  background: rgba(255, 255, 255, 0.06);

  font-family: var(--font-family-mono);
  font-size: 0.85em;
}

.markdown-panel pre {
  overflow-x: auto;

  padding: 1rem;

  border: 1px solid var(--color-border);
  border-radius: 16px;

  background: rgba(255, 255, 255, 0.04);
}

.markdown-panel pre code {
  padding: 0;

  background: transparent;
}

.markdown-panel blockquote {
  padding-left: 1rem;

  border-left: 3px solid var(--color-accent);

  color: var(--color-text-muted);
}

.markdown-panel hr {
  margin: var(--space-xl) 0;

  border: none;
  border-top: 1px solid var(--color-border);
}

/* ==========================
   Tablet
========================== */

@media (min-width: 768px) {
  .docs-layout {
    gap: var(--space-sm);
  }

  .docs-sidebar.is-open {
    max-height: 28rem;
    padding: var(--space-lg);
  }

  .docs-content {
    padding: var(--space-xl);
  }

  .sidebar-header {
    margin-bottom: var(--space-lg);
  }

  .docs-nav-link {
    padding: 0.85rem 1rem;
  }
}

/* ==========================
   Desktop
========================== */

@media (min-width: 1024px) {
  .docs-layout {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: var(--space-xl);
  }

  .docs-sidebar-wrapper {
    position: sticky;
    top: 4rem;

    margin-bottom: 0;
  }

  .docs-sidebar-toggle {
    display: none;
  }

  .docs-sidebar {
    display: block;

    height: fit-content;
    max-height: calc(100vh - 12rem);
    overflow-y: auto;

    padding: var(--space-lg);

    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
}