rfc-index/custom.css

:root {
    --content-max-width: 68em;
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: "Source Serif Pro", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
    line-height: 1.6;
    letter-spacing: 0.01em;
}

code, pre, .hljs {
    font-family: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.95em;
}

a {
    color: var(--links);
}

a:hover {
    color: var(--links);
    opacity: 0.85;
}

.page {
    background: var(--bg);
    box-shadow: none;
    border: 1px solid var(--table-border-color);
}

.menu-bar {
    background: var(--bg);
    box-shadow: none;
    border-bottom: 1px solid var(--table-border-color);
    min-height: 52px;
}

.menu-title {
    font-weight: 600;
    color: var(--fg);
}

.icon-button {
    box-shadow: none;
    border: 1px solid transparent;
}

#sidebar {
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-spacer);
    box-shadow: none;
}

#sidebar a {
    color: var(--sidebar-fg);
}

#sidebar .chapter-item > a strong {
    color: var(--sidebar-active);
}

#sidebar .part-title {
    color: var(--sidebar-non-existant);
    font-weight: 600;
    letter-spacing: 0.02em;
}

main h1, main h2, main h3, main h4 {
    font-family: "Source Serif Pro", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
    color: var(--fg);
    font-weight: 600;
    margin-top: 1.2em;
    margin-bottom: 0.6em;
}

main h1 + table {
    margin: 1rem 0 1.5rem 0;
}

main h1 + table th {
    width: 10rem;
}

main p, main li {
    color: var(--fg);
}

main blockquote {
    border-left: 3px solid var(--quote-border);
    color: var(--fg);
    background: var(--quote-bg);
}

table {
    border: 1px solid var(--table-border-color);
    border-collapse: collapse;
    width: 100%;
}

th, td {
    border: 1px solid var(--table-border-color);
    padding: 0.5em 0.75em;
}

thead {
    background: var(--table-header-bg);
}

.content {
    padding: 1.5rem 2rem 3rem 2rem;
}

.nav-chapters, .nav-wrapper {
    box-shadow: none;
}

/* Landing layout */
.landing-hero {
    margin-bottom: 1.5rem;
    padding: 1.25rem 1.5rem;
    background: var(--bg);
    border: 1px solid var(--table-border-color);
}

.landing-hero p {
    margin: 0.3rem 0 0;
    color: var(--sidebar-fg);
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.75rem;
}

.filter-row input[type="search"] {
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--searchbar-border-color);
    border-radius: 4px;
    min-width: 240px;
    background: var(--searchbar-bg);
    color: var(--searchbar-fg);
}

.chips {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.6rem;
    border: 1px solid var(--table-border-color);
    border-radius: 999px;
    background: var(--theme-hover);
    color: var(--fg);
    cursor: pointer;
    font-size: 0.95em;
}

.chip.active {
    background: var(--theme-hover);
    border-color: var(--sidebar-active);
    color: var(--sidebar-active);
    font-weight: 600;
}

.quick-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 0.5rem 0 1rem 0;
}

.quick-links a {
    border: 1px solid var(--table-border-color);
    padding: 0.35rem 0.65rem;
    border-radius: 4px;
    background: var(--bg);
    text-decoration: none;
    color: var(--fg);
}

.quick-links a:hover {
    border-color: var(--sidebar-active);
    color: var(--links);
}

.rfc-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.75rem;
}

.rfc-table th, .rfc-table td {
    border: 1px solid var(--table-border-color);
    padding: 0.45rem 0.6rem;
}

.rfc-table thead {
    background: var(--table-header-bg);
}

.rfc-table tbody tr:hover {
    background: var(--theme-hover);
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-size: 0.85em;
    border: 1px solid var(--table-border-color);
    background: var(--table-alternate-bg);
    color: var(--fg);
}


/* Landing polish */
main h1 {
    text-align: left;
}

.results-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    margin: 0.5rem 0 0.75rem 0;
    color: var(--sidebar-fg);
    font-size: 0.95em;
}

.results-count {
    color: var(--fg);
    font-weight: 600;
}

.results-hint {
    color: var(--sidebar-fg);
    font-size: 0.9em;
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--table-border-color);
    border-radius: 6px;
    background: var(--bg);
}

.table-wrap .rfc-table {
    margin: 0;
    border: none;
}

.rfc-table tbody tr:nth-child(even) {
    background: var(--table-alternate-bg);
}

.rfc-table th[data-sort] {
    cursor: pointer;
    user-select: none;
}

.rfc-table th.sorted {
    color: var(--links);
}

.rfc-table td:first-child a {
    word-break: break-word;
}

.noscript-note {
    margin-top: 0.75rem;
    color: var(--sidebar-fg);
}

@media (max-width: 900px) {
    .results-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-row input[type="search"] {
        width: 100%;
        min-width: 0;
    }
}


.menu-title-link {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    text-decoration: none;
    color: inherit;
}

.menu-title-link .menu-title {
    text-decoration: none;
}

.chapter-item > .chapter-link-wrapper > a,
.chapter-item > a {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.section-toggle::before {
    content: "▸";
    display: inline-block;
    font-size: 0.9em;
    line-height: 1;
    transition: transform 0.15s ease;
}

.chapter-item:not(.collapsed) > a .section-toggle::before,
.chapter-item:not(.collapsed) > .chapter-link-wrapper > a .section-toggle::before {
    transform: rotate(90deg);
}

.chapter-item.collapsed > ol.section {
    display: none;
}

.chapter-item.collapsed + li.section-container > ol.section {
    display: none;
}

.chapter-item.collapsed > .chapter-link-wrapper > a .section-toggle::before,
.chapter-item.collapsed > a .section-toggle::before {
    transform: rotate(0deg);
}