/* Table of Contents styling for right sidebar */
.page-toc {
    position: fixed;
    right: 0;
    top: var(--menu-bar-height);
    bottom: 0;
    width: 270px;
    height: calc(100vh - var(--menu-bar-height));
    overflow-y: auto;
    padding: 15px;
    background: var(--sidebar-bg);
    font-size: 0.9em;
}

.page-toc h3 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 1em;
    color: var(--sidebar-fg);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.page-toc nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-toc nav li {
    margin: 0;
    line-height: 2em;
}

.page-toc nav a {
    color: var(--sidebar-fg) !important;
    text-decoration: none;
    display: block;
    padding: 0;
    transition: color 0.15s ease;
}

.page-toc nav a:hover {
    color: var(--sidebar-active);
    text-decoration: none;
}

.page-toc nav a:visited {
    color: var(--sidebar-fg);
    text-decoration: none;
}

.page-toc nav a.active {
    color: var(--sidebar-active);
    font-weight: bold;
    text-decoration: none;
}

/* Indentation for different heading levels */
.page-toc .toc-h1 {
    padding-left: 0;
}

.page-toc .toc-h2 {
    padding-left: 15px;
}

.page-toc .toc-h3 {
    padding-left: 30px;
}

.page-toc .toc-h4 {
    padding-left: 45px;
}

/* Hide sub-subsections (third level and deeper) in left sidebar */
.sidebar .chapter ol ol {
    display: none;
}

/* Hide on smaller screens */
@media (max-width: 1400px) {
    .page-toc {
        display: none;
    }
}

/* Adjust content margin to account for TOC */
@media (min-width: 1400px) {
    .content {
        margin-right: 280px;
    }
}

/* Hide the old fixed navigation arrows on sides */
.nav-chapters {
    display: none !important;
}

/* Reposition navigation buttons to bottom of content */
.nav-wrapper {
    position: static !important;
    display: block !important;
    margin-top: 3em;
    padding-top: 1.5em;
    width: 100%;
    text-align: left;
}

.nav-wrapper a {
    position: static !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    display: inline-flex !important;
    align-items: center;
    gap: 0.5em;
    background: none !important;
    padding: 0.5em 0 !important;
}

.nav-wrapper a.nav-chapters.previous {
    float: left;
    margin-left: 10px;
}

.nav-wrapper a.nav-chapters.next {
    float: right;
    margin-right: 10px;
}

.nav-wrapper::after {
    content: "";
    display: table;
    clear: both;
}

/* Show chapter names beside navigation arrows */
.nav-wrapper a {
    font-size: 0.95em;
    max-width: 48%;
}

.nav-wrapper a strong {
    display: inline;
}

.nav-wrapper a .chapter-name {
    display: inline-block;
    white-space: normal;
    line-height: 1.4;
    color: var(--sidebar-fg);
}

.mobile-nav-chapters {
    width: fit-content;
}

.next {
    margin-right: 20px;
}