/* RankBix SEO — Table of Contents */
.rankbix-seo-toc {
    --toc-accent: #2563eb;
    --toc-bg: #f8faff;
    --toc-border: #dce8ff;
    --toc-title-color: #1e293b;
    --toc-link-color: #2563eb;
    --toc-link-hover: #1d4ed8;
    --toc-text: #374151;
    --toc-radius: 8px;
    --toc-title-size: 14px;
    --toc-item-size: 14px;
    --toc-max-width: 480px;
    --toc-list-style: decimal;
    --toc-list-style-nested: lower-alpha;

    background: var(--toc-bg);
    border: 1px solid var(--toc-border);
    border-radius: var(--toc-radius);
    padding: 18px 22px 18px 20px;
    margin: 24px 0;
    display: block;
    max-width: var(--toc-max-width);
    box-shadow: 0 1px 4px rgba(0,0,0,.06);
    box-sizing: border-box;
}

.rankbix-seo-toc-title {
    font-weight: 700;
    font-size: var(--toc-title-size);
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--toc-title-color);
    margin: 0 0 12px 0;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--toc-border);
}

/* Use ID specificity to beat theme/page-builder ol overrides */
#rankbix-seo-toc ol,
#rankbix-seo-toc .rankbix-seo-toc-list {
    margin: 0;
    padding-left: 18px;
    list-style: var(--toc-list-style);
}

#rankbix-seo-toc ol ol {
    padding-left: 16px;
    margin-top: 4px;
    list-style: var(--toc-list-style-nested);
}

#rankbix-seo-toc li {
    margin: 6px 0;
    padding: 0;
    font-size: var(--toc-item-size);
    line-height: 1.5;
    color: var(--toc-text);
}

#rankbix-seo-toc li::marker {
    color: var(--toc-link-color);
}

#rankbix-seo-toc a {
    color: var(--toc-link-color) !important;
    text-decoration: none !important;
    transition: color .15s ease;
}

#rankbix-seo-toc a:hover,
#rankbix-seo-toc a:focus {
    color: var(--toc-link-hover);
    text-decoration: underline;
}

/* Smooth scroll for TOC anchor links */
html:has(.rankbix-seo-toc) {
    scroll-behavior: smooth;
}

/* Collapsible TOC */
button.rankbix-seo-toc-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    border-bottom: 1px solid var(--toc-border);
    padding: 0 0 10px 0;
    margin: 0 0 12px 0;
    cursor: pointer;
    text-align: left;
}

button.rankbix-seo-toc-title:focus,
button.rankbix-seo-toc-title:focus-visible {
    outline: none;
}

.rbs-toc-chevron {
    flex-shrink: 0;
    color: var(--toc-accent);
    transition: transform .25s ease;
}

.rankbix-seo-toc.collapsed .rbs-toc-chevron {
    transform: rotate(-180deg);
}

.rankbix-seo-toc-body {
    display: grid;
    grid-template-rows: 1fr;
    transition: grid-template-rows .25s ease;
    overflow: hidden;
}

.rankbix-seo-toc-body > * { min-height: 0; }

.rankbix-seo-toc.collapsed .rankbix-seo-toc-body {
    grid-template-rows: 0fr;
}

.rankbix-seo-toc.collapsed button.rankbix-seo-toc-title {
    border-bottom-color: transparent;
    margin-bottom: 0;
    padding-bottom: 0;
    outline: none !important;
}

/* Multi-column layouts */
#rankbix-seo-toc.cols-2,
#rankbix-seo-toc.cols-3 {
    max-width: 100%;
}

#rankbix-seo-toc.cols-2 .rankbix-seo-toc-list,
#rankbix-seo-toc.cols-3 .rankbix-seo-toc-list {
    padding-left: 30px;
}

#rankbix-seo-toc.cols-2 .rankbix-seo-toc-list {
    columns: 2;
    column-gap: 28px;
}

#rankbix-seo-toc.cols-3 .rankbix-seo-toc-list {
    columns: 3;
    column-gap: 20px;
}

#rankbix-seo-toc.cols-2 li,
#rankbix-seo-toc.cols-3 li {
    break-inside: avoid;
}

/* Mobile — always single column */
@media (max-width: 600px) {
    .rankbix-seo-toc {
        max-width: 100%;
    }
    #rankbix-seo-toc.cols-2 .rankbix-seo-toc-list,
    #rankbix-seo-toc.cols-3 .rankbix-seo-toc-list {
        columns: 1;
    }
}