/* --- Advanced Wiki ---
 * Layout, tree, TOC, prev/next, search modal styles.
 * Relies on Bootstrap 5 CSS custom properties from the active theme.
 */

:root {
    --advwiki-sticky-top: 1rem;
    --advwiki-tree-indent: 1rem;
}

.advanced-wiki {
    color: var(--bs-body-color);
}

.advwiki-sidebar {
    top: var(--advwiki-sticky-top);
    max-height: calc(100vh - var(--advwiki-sticky-top) - 1rem);
    overflow-y: auto;
    overflow-x: hidden;
}

/* Tree aside: behave as sticky column only at lg+ (responsive offcanvas otherwise). */
@media (min-width: 992px) {
    .advwiki-tree-aside {
        position: sticky;
        top: var(--advwiki-sticky-top);
        max-height: calc(100vh - var(--advwiki-sticky-top) - 1rem);
        align-self: flex-start;
        overflow-y: auto;
        overflow-x: hidden;
    }
    .advwiki-tree-aside .offcanvas-body {
        padding: 0;
        max-height: none;
        overflow: visible;
    }
}

/* --- Tree --- */

.advwiki-tree {
    margin: 0;
    padding: 0;
}

.advwiki-tree ul {
    margin: 0;
    padding-left: var(--advwiki-tree-indent);
    border-left: 1px solid var(--bs-border-color);
}

.advwiki-tree-cat-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.35rem 0.5rem;
    border: 0;
    background: transparent;
    color: var(--bs-body-color);
    border-radius: var(--bs-border-radius);
    text-align: left;
}

.advwiki-tree-cat-btn:hover {
    background: var(--bs-tertiary-bg);
}

.advwiki-tree-chevron {
    transition: transform 0.15s ease;
    font-size: 0.85rem;
}

.advwiki-tree-cat-btn[aria-expanded="true"] .advwiki-tree-chevron {
    transform: rotate(90deg);
}

/* !important is needed to override theme rules like obsidian's
   .content a:not(.btn):not(.nav-link)... { color: primary; }
   which has higher specificity (0,6,1) than what we can reasonably nest. */
.advwiki-shell .advwiki-tree-page a {
    display: block;
    padding: 0.3rem 0.5rem;
    color: var(--bs-secondary-color) !important;
    text-decoration: none !important;
    border-radius: var(--bs-border-radius);
}

.advwiki-shell .advwiki-tree-page a:hover {
    background: var(--bs-tertiary-bg);
    color: var(--bs-body-color) !important;
}

.advwiki-shell .advwiki-tree-page.active a {
    color: var(--bs-primary) !important;
    font-weight: 600;
}

/* --- TOC --- */

.advwiki-toc-heading {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--bs-secondary-color);
    margin-bottom: 0.75rem;
}

/* TOC uses Bootstrap nav .nav-link; override left-border style + theme color rule. */
.advwiki-shell .advwiki-toc-list .nav-link {
    padding: 0.25rem 0 0.25rem 0.75rem;
    margin-left: -0.75rem;
    color: var(--bs-secondary-color) !important;
    font-size: 0.875rem;
    border-left: 2px solid transparent;
}

.advwiki-shell .advwiki-toc-list .nav-link:hover {
    color: var(--bs-body-color) !important;
    background: transparent;
}

.advwiki-shell .advwiki-toc-list .nav-link.active {
    color: var(--bs-primary) !important;
    background: transparent;
    border-left-color: var(--bs-primary);
    font-weight: 600;
}

.advwiki-toc-list .advwiki-toc-h3 {
    padding-left: 1.5rem;
    font-size: 0.825rem;
}

/* --- Article --- */

/* Critical: prevent wide content from pushing the column past its flex-basis,
   which would force the right sidebar to wrap below. */
#wiki-content {
    min-width: 0;
    overflow-wrap: break-word;
    word-break: break-word;
}

.advwiki-article {
    max-width: 760px;
    min-width: 0;
}

.advwiki-article h2 {
    margin-top: 2.5rem;
    padding-top: 0.5rem;
}

.advwiki-article h3 {
    margin-top: 1.75rem;
}

.advwiki-article img,
.advwiki-article video,
.advwiki-article iframe {
    max-width: 100%;
    height: auto;
}

.advwiki-article pre,
.advwiki-article table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
}

.advwiki-article pre code {
    white-space: pre;
}

/* --- Prev/Next --- */

.advwiki-shell a.advwiki-prev-next-card,
.advwiki-shell a.advwiki-prev-next-card:hover {
    color: var(--bs-body-color) !important;
    text-decoration: none !important;
    border: 1px solid var(--bs-border-color);
    background: var(--bs-body-bg);
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.advwiki-shell a.advwiki-prev-next-card:hover {
    border-color: var(--bs-primary);
    transform: translateY(-2px);
}

/* --- Search trigger button --- */

.advwiki-search-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-align: left;
    color: var(--bs-secondary-color);
}

.advwiki-search-trigger--sidebar {
    justify-content: flex-start;
    padding: 0.45rem 0.75rem;
    font-size: 0.875rem;
}

.advwiki-search-trigger--sidebar .advwiki-search-trigger-label {
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.advwiki-kbd {
    background: var(--bs-tertiary-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: 0.25rem;
    padding: 0.05rem 0.4rem;
    font-size: 0.7rem;
    color: var(--bs-secondary-color);
    font-family: inherit;
    flex-shrink: 0;
}

/* --- Search panel (offcanvas) --- */

.advwiki-search-panel {
    width: 480px;
    max-width: 100vw;
}

#wikiSearchModal .offcanvas-header {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--bs-border-color);
}

.advwiki-search-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

.advwiki-search-icon {
    color: var(--bs-secondary-color);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.advwiki-search-input {
    flex: 1 1 auto;
    border: 0;
    background: transparent;
    box-shadow: none !important;
    padding: 0.4rem 0;
    font-size: 1rem;
}

.advwiki-search-input:focus {
    border: 0;
    outline: none;
    box-shadow: none !important;
}

#wikiSearchModal .btn-close {
    flex-shrink: 0;
    margin: 0;
}

/* Search results use Bootstrap .list-group .list-group-item-action.
   We only add: keyboard-focused state, <mark> highlight color, theme color override. */
#wikiSearchResults .list-group-item-action {
    color: var(--bs-body-color) !important;
}

#wikiSearchResults .list-group-item-action.focused {
    background: var(--bs-tertiary-bg);
    color: var(--bs-body-color);
}

#wikiSearchResults mark {
    background: var(--bs-warning-bg-subtle, rgba(255, 193, 7, 0.25));
    color: inherit;
    padding: 0 2px;
    border-radius: 2px;
}

/* --- Mobile adjustments --- */

@media (max-width: 991.98px) {
    .advwiki-article {
        max-width: 100%;
    }
}