/* Wisteria Docs — Strike 4 mobile and search UX */

.wt-mobile-actions,
.wt-mobile-menu,
.wt-mobile-toc {
  display: none;
}

@media (max-width: 991px) {
  :root {
    --wt-topbar-height: 56px;
  }

  .wt-topbar-inner {
    min-height: var(--wt-topbar-height) !important;
    height: var(--wt-topbar-height) !important;
    padding: 0 16px !important;
    gap: 10px !important;
  }

  .wt-brand {
    min-width: 0 !important;
    flex: 1 1 auto !important;
    gap: 8px !important;
  }

  .wt-brand-mark {
    flex: 0 0 32px !important;
    width: 32px !important;
    height: 28px !important;
  }

  .wt-brand-name {
    font-size: 0.94rem !important;
  }

  .wt-brand-subtitle {
    display: none !important;
  }

  .wt-nav,
  .wt-actions {
    display: none !important;
  }

  .wt-mobile-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    flex: 0 0 auto;
  }

  .wt-mobile-search,
  .wt-mobile-menu-toggle {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    border-radius: 7px;
    background: transparent;
    color: var(--wt-menu-text);
    cursor: pointer;
  }

  .wt-mobile-search:hover,
  .wt-mobile-search:focus-visible,
  .wt-mobile-menu-toggle:hover,
  .wt-mobile-menu-toggle:focus-visible {
    background: var(--wt-primary-light);
    color: var(--wt-primary);
  }

  .wt-mobile-menu-icon,
  .wt-mobile-menu-icon::before,
  .wt-mobile-menu-icon::after {
    display: block;
    width: 18px;
    height: 1.5px;
    border-radius: 2px;
    background: currentColor;
    content: "";
    transition: transform 140ms ease, opacity 140ms ease;
  }

  .wt-mobile-menu-icon {
    position: relative;
  }

  .wt-mobile-menu-icon::before {
    position: absolute;
    left: 0;
    top: -6px;
  }

  .wt-mobile-menu-icon::after {
    position: absolute;
    left: 0;
    top: 6px;
  }

  .wt-mobile-menu-toggle[aria-expanded="true"] .wt-mobile-menu-icon {
    background: transparent;
  }

  .wt-mobile-menu-toggle[aria-expanded="true"] .wt-mobile-menu-icon::before {
    transform: translateY(6px) rotate(45deg);
  }

  .wt-mobile-menu-toggle[aria-expanded="true"] .wt-mobile-menu-icon::after {
    transform: translateY(-6px) rotate(-45deg);
  }

  .wt-mobile-menu:not([hidden]) {
    display: block;
    position: fixed;
    z-index: 89;
    left: 0;
    right: 0;
    top: var(--wt-topbar-height);
    max-height: calc(100dvh - var(--wt-topbar-height));
    overflow-y: auto;
    background: var(--wt-bg);
    border-bottom: 1px solid var(--wt-border);
    padding: 10px 16px 18px;
  }

  .wt-mobile-nav {
    display: grid;
  }

  .wt-mobile-nav a,
  .wt-mobile-menu-tools button,
  .wt-mobile-official {
    box-sizing: border-box;
    min-height: 48px;
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0 4px;
    border: 0;
    border-bottom: 1px solid var(--wt-border-light);
    background: transparent;
    color: var(--wt-text);
    font: inherit;
    font-size: 0.95rem;
    font-weight: 560;
    text-decoration: none;
    text-align: left;
    cursor: pointer;
  }

  .wt-mobile-nav a:hover,
  .wt-mobile-menu-tools button:hover,
  .wt-mobile-official:hover {
    color: var(--wt-primary);
  }

  .wt-mobile-menu-tools {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .wt-mobile-menu-tools button:first-child {
    gap: 8px;
  }

  .wt-mobile-official {
    justify-content: space-between;
    margin-top: 6px;
    border-bottom: 0;
    color: var(--wt-primary);
  }

  body.wt-mobile-menu-open {
    overflow: hidden;
  }

  /* Keep page content clear of the fixed compact header. */
  .main {
    padding-top: calc(var(--wt-topbar-height) + 18px) !important;
  }

  /* Article: mobile is single-column; desktop rail becomes a compact details TOC. */
  .wt-docs-article .main > .column,
  .wt-docs-article .sidebar {
    display: none !important;
  }

  .wt-docs-article .main-inner.post.posts-expand {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 20px !important;
    box-sizing: border-box;
  }

  .wt-docs-article .post-header h1,
  .wt-docs-article .post-title {
    font-size: clamp(2rem, 9vw, 2.18rem) !important;
    line-height: 1.17 !important;
  }

  .wt-docs-article .post-body {
    font-size: 1rem !important;
    line-height: 1.72 !important;
  }

  .wt-docs-article .post-body h2 {
    font-size: 1.52rem !important;
    margin-top: 46px !important;
  }

  .wt-docs-article .post-body h3 {
    font-size: 1.2rem !important;
    margin-top: 32px !important;
  }

  .wt-mobile-toc {
    display: block;
    margin: 26px 0 32px;
    border-top: 1px solid var(--wt-border);
    border-bottom: 1px solid var(--wt-border);
    background: transparent;
  }

  .wt-mobile-toc > summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 50px;
    color: var(--wt-text);
    font-size: 0.9rem;
    font-weight: 650;
    cursor: pointer;
  }

  .wt-mobile-toc > summary::-webkit-details-marker {
    display: none;
  }

  .wt-mobile-toc > summary::after {
    content: "⌄";
    color: var(--wt-muted);
    font-size: 1rem;
    transform-origin: center;
    transition: transform 120ms ease;
  }

  .wt-mobile-toc[open] > summary::after {
    transform: rotate(180deg);
  }

  .wt-mobile-toc .nav {
    margin: 0 0 16px !important;
    padding: 0 !important;
    list-style: none !important;
  }

  .wt-mobile-toc .nav-child {
    display: block !important;
    height: auto !important;
    opacity: 1 !important;
    margin: 0 !important;
    padding-left: 14px !important;
    list-style: none !important;
  }

  .wt-mobile-toc .nav-link {
    display: block;
    min-height: 42px;
    box-sizing: border-box;
    padding: 10px 2px !important;
    border: 0 !important;
    background: transparent !important;
    color: var(--wt-muted) !important;
    font-size: 0.88rem !important;
    line-height: 1.5 !important;
    text-decoration: none !important;
  }

  .wt-mobile-toc .nav-link:hover,
  .wt-mobile-toc .active-current > .nav-link {
    color: var(--wt-primary) !important;
  }

  .wt-mobile-toc .nav-number {
    display: none !important;
  }

  /* Technical content must remain usable on narrow screens. */
  .wt-docs-article .post-body pre,
  .wt-docs-article figure.highlight,
  .wt-docs-article .highlight,
  .wt-docs-article .post-body table {
    max-width: 100%;
  }

  .wt-docs-article .post-body pre,
  .wt-docs-article figure.highlight,
  .wt-docs-article .highlight,
  .wt-docs-article .table-container {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  .wt-docs-article .post-body table {
    width: max-content;
    min-width: 100%;
  }

  .wt-docs-article .post-body img {
    width: auto;
    max-width: 100% !important;
    height: auto;
  }

  /* Search becomes a compact mobile sheet while reusing NexT local search. */
  .search-pop-overlay {
    padding: 0 !important;
  }

  .search-popup {
    box-sizing: border-box !important;
    width: calc(100vw - 24px) !important;
    max-width: none !important;
    height: calc(100dvh - 80px) !important;
    max-height: none !important;
    top: 68px !important;
    left: 12px !important;
    right: 12px !important;
    bottom: auto !important;
    margin: 0 !important;
    transform: none !important;
    border: 1px solid var(--wt-border) !important;
    border-radius: 10px !important;
    background: var(--wt-bg) !important;
    box-shadow: none !important;
  }

  .search-header {
    min-height: 56px;
    padding: 0 12px !important;
    border-bottom: 1px solid var(--wt-border) !important;
    background: var(--wt-bg) !important;
  }

  .search-input {
    min-height: 44px;
    font-size: 16px !important; /* Prevent iOS zoom. */
    color: var(--wt-text) !important;
  }

  .popup-btn-close {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    color: var(--wt-muted) !important;
  }

  .search-result-container {
    height: calc(100% - 57px) !important;
    overflow-y: auto !important;
    padding: 10px 14px 18px !important;
  }

  .local-search-popup .search-result-list li {
    padding: 12px 2px !important;
    border-bottom: 1px solid var(--wt-border-light);
  }

  .local-search-popup .search-result-title {
    font-size: 0.98rem !important;
    line-height: 1.45 !important;
  }

  .local-search-popup .search-result {
    line-height: 1.6 !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .wt-mobile-menu-icon,
  .wt-mobile-menu-icon::before,
  .wt-mobile-menu-icon::after,
  .wt-mobile-toc > summary::after {
    transition: none !important;
  }
}