/* ── Condia TOC ──────────────────────────────────────────────────────────── */

.ctoc-nav {
    margin: 2rem 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background: #f9fafb;
    font-family: 'Bricolage Grotesque', sans-serif;
}

.ctoc-details {
    padding: 1rem 1.25rem;
}

.ctoc-summary {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #374151;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    user-select: none;
}

.ctoc-summary::-webkit-details-marker { display: none; }

.ctoc-summary::after {
    content: '▾';
    margin-left: auto;
    transition: transform 0.2s;
    font-size: 0.75rem;
    color: #9ca3af;
}

.ctoc-details:not([open]) .ctoc-summary::after {
    transform: rotate(-90deg);
}

.ctoc-list {
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
    counter-reset: toc-counter;
}

.ctoc-item {
    margin: 0;
    padding: 0;
    list-style: none;
}

.ctoc-item a {
    display: block;
    padding: 0.3rem 0;
    color: #1F2B37 !important;
    text-decoration: none !important;
    font-size: 0.9rem;
    line-height: 1.4;
    transition: color 0.15s;
}

.ctoc-item a:hover {
    color: #77F2A1 !important;
}

.ctoc-h2 {
    counter-increment: toc-counter;
}

.ctoc-h2 > a::before {
    content: counter(toc-counter) '. ';
    color: #77F2A1;
    font-weight: 700;
}

.ctoc-h3 {
    padding-left: 1.25rem;
}

.ctoc-h3 > a {
    color: #1F2B37 !important;
    font-size: 0.85rem;
    opacity: 0.75;
}

.ctoc-h3 > a:hover {
    color: #77F2A1 !important;
    opacity: 1;
}

/* ── Anchor offset for sticky header ─────────────────────────────────────── */

@media (min-width: 760px) {
    h2[id], h3[id] {
        scroll-margin-top: 90px;
    }
}

/* ── Dark mode ───────────────────────────────────────────────────────────── */

html[data-theme="dark"] .ctoc-nav,
body.dark .ctoc-nav {
    background: #1a1a1a;
    border-color: #2d2d2d;
}

html[data-theme="dark"] .ctoc-summary,
body.dark .ctoc-summary {
    color: #e5e7eb !important;
}

html[data-theme="dark"] .ctoc-summary::after,
body.dark .ctoc-summary::after {
    color: #6b7280 !important;
}

html[data-theme="dark"] .ctoc-item a,
body.dark .ctoc-item a {
    color: white !important;
}

html[data-theme="dark"] .ctoc-item a:hover,
body.dark .ctoc-item a:hover {
    color: #77F2A1 !important;
}

html[data-theme="dark"] .ctoc-h3 > a,
body.dark .ctoc-h3 > a {
    color: white !important;
    opacity: 0.65;
}

html[data-theme="dark"] .ctoc-h3 > a:hover,
body.dark .ctoc-h3 > a:hover {
    color: #77F2A1 !important;
    opacity: 1;
}