:root {
    --brand-navy: oklch(29% 0.105 258);
    --action-blue: oklch(58% 0.205 258);
    --action-blue-dark: oklch(48% 0.18 258);
    --action-blue-soft: oklch(96% 0.025 258);
    --ink: oklch(30% 0.04 258);
    --muted: oklch(50% 0.03 258);
    --surface: oklch(99% 0.004 258);
    --surface-subtle: oklch(97% 0.01 258);
    --border: oklch(88% 0.018 258);
    --danger: oklch(48% 0.18 28);
    --topbar-height: 68px;
    --sidebar-width: 296px;
    color-scheme: light;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--surface);
    color: var(--ink);
    font-family: "Public Sans", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.55;
}

button,
input {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

a {
    color: var(--action-blue-dark);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

a:hover {
    color: var(--action-blue);
}

:focus-visible {
    outline: 3px solid var(--action-blue);
    outline-offset: 3px;
}

.visually-hidden {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

.skip-link {
    background: var(--brand-navy);
    color: var(--surface);
    left: 16px;
    padding: 10px 14px;
    position: fixed;
    top: -80px;
    z-index: 100;
}

.skip-link:focus {
    color: var(--surface);
    top: 12px;
}

.docs-topbar {
    align-items: center;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    display: grid;
    gap: 24px;
    grid-template-columns: var(--sidebar-width) minmax(240px, 560px) 1fr;
    height: var(--topbar-height);
    left: 0;
    padding: 0 28px;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 40;
}

.docs-brand {
    align-items: center;
    color: var(--brand-navy);
    display: flex;
    font-size: 14px;
    font-weight: 700;
    gap: 12px;
    text-decoration: none;
}

.docs-brand img {
    height: 34px;
    object-fit: contain;
    object-position: left center;
    width: auto;
}

.docs-brand span {
    border-left: 1px solid var(--border);
    padding-left: 12px;
}

.topbar-search {
    display: grid;
    grid-template-columns: 1fr auto;
}

.topbar-search input,
.search-form input,
.login-form input {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--ink);
    min-height: 42px;
    padding: 9px 12px;
}

.topbar-search input {
    border-radius: 6px 0 0 6px;
}

.topbar-search button {
    background: var(--surface-subtle);
    border: 1px solid var(--border);
    border-left: 0;
    border-radius: 0 6px 6px 0;
    color: var(--brand-navy);
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    padding: 0 16px;
}

.topbar-search button:hover {
    background: var(--action-blue-soft);
}

.user-tools {
    align-items: center;
    display: flex;
    gap: 14px;
    justify-content: flex-end;
    min-width: 0;
}

.user-name {
    color: var(--muted);
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-button {
    background: transparent;
    border: 0;
    color: var(--action-blue-dark);
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    padding: 8px 0;
}

.sidebar-toggle {
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--brand-navy);
    cursor: pointer;
    display: none;
    font-size: 14px;
    font-weight: 700;
    gap: 8px;
    min-height: 42px;
    padding: 8px 11px;
}

.sidebar-toggle-icon,
.sidebar-toggle-icon::before,
.sidebar-toggle-icon::after {
    background: currentColor;
    content: "";
    display: block;
    height: 2px;
    width: 18px;
}

.sidebar-toggle-icon {
    position: relative;
}

.sidebar-toggle-icon::before {
    left: 0;
    position: absolute;
    top: -6px;
}

.sidebar-toggle-icon::after {
    left: 0;
    position: absolute;
    top: 6px;
}

.docs-shell {
    min-height: 100vh;
    padding-top: var(--topbar-height);
}

.docs-sidebar {
    background: var(--surface-subtle);
    border-right: 1px solid var(--border);
    bottom: 0;
    left: 0;
    overflow-y: auto;
    position: fixed;
    top: var(--topbar-height);
    width: var(--sidebar-width);
    z-index: 30;
}

.sidebar-inner {
    padding: 28px 18px 48px;
}

.sidebar-section + .sidebar-section {
    border-top: 1px solid var(--border);
    margin-top: 26px;
    padding-top: 24px;
}

.sidebar-section h2 {
    color: var(--brand-navy);
    font-size: 13px;
    font-weight: 700;
    margin: 0 10px 10px;
}

.sidebar-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-section a {
    border-radius: 5px;
    color: var(--muted);
    display: block;
    font-size: 14px;
    line-height: 1.35;
    padding: 8px 10px;
    text-decoration: none;
}

.sidebar-section a:hover {
    background: oklch(94% 0.018 258);
    color: var(--brand-navy);
}

.sidebar-section a[aria-current="page"] {
    background: var(--action-blue-soft);
    color: var(--action-blue-dark);
    font-weight: 700;
}

.docs-main {
    margin-left: var(--sidebar-width);
    min-height: calc(100vh - var(--topbar-height));
}

.page-width {
    margin: 0 auto;
    max-width: 1120px;
    padding: 64px 52px 96px;
}

.article-width {
    margin: 0 auto;
    max-width: 1280px;
    padding: 34px 52px 96px;
}

.page-header {
    max-width: 760px;
}

.eyebrow {
    color: var(--action-blue-dark);
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 10px;
}

.page-header h1 {
    color: var(--brand-navy);
    font-size: 36px;
    letter-spacing: 0;
    line-height: 1.18;
    margin: 0;
}

.page-summary {
    color: var(--muted);
    font-size: 18px;
    line-height: 1.6;
    margin: 18px 0 0;
    max-width: 68ch;
}

.index-header {
    margin-bottom: 62px;
}

.handbook-section {
    border-top: 1px solid var(--border);
    display: grid;
    gap: 48px;
    grid-template-columns: 240px minmax(0, 1fr);
    padding: 34px 0 52px;
}

.handbook-heading {
    position: sticky;
    top: calc(var(--topbar-height) + 28px);
    align-self: start;
}

.section-number {
    color: var(--action-blue);
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 12px;
}

.handbook-heading h2 {
    color: var(--brand-navy);
    font-size: 22px;
    line-height: 1.3;
    margin: 0;
}

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

.document-list li {
    border-bottom: 1px solid var(--border);
    padding: 0 0 22px;
}

.document-list li + li {
    padding-top: 22px;
}

.document-list a {
    align-items: center;
    color: var(--brand-navy);
    display: flex;
    font-size: 17px;
    font-weight: 700;
    gap: 20px;
    justify-content: space-between;
    text-decoration: none;
}

.document-list a:hover {
    color: var(--action-blue);
}

.document-list p {
    color: var(--muted);
    font-size: 14px;
    margin: 6px 36px 0 0;
}

.breadcrumbs {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 48px;
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumbs li:not(:last-child)::after {
    color: var(--border);
    content: "/";
    margin-left: 8px;
}

.breadcrumbs a {
    color: var(--muted);
}

.article-layout {
    align-items: start;
    display: grid;
    gap: 72px;
    grid-template-columns: minmax(0, 760px) 220px;
}

.article-header {
    border-bottom: 1px solid var(--border);
    margin-bottom: 36px;
    padding-bottom: 30px;
}

.review-date {
    color: var(--muted);
    font-size: 13px;
    margin: 20px 0 0;
}

.docs-article-body {
    color: var(--ink);
    line-height: 1.7;
    max-width: 72ch;
}

.docs-article-body > h1:first-child {
    display: none;
}

.docs-article-body h2,
.docs-article-body h3,
.docs-article-body h4 {
    color: var(--brand-navy);
    letter-spacing: 0;
    scroll-margin-top: calc(var(--topbar-height) + 24px);
}

.docs-article-body h2 {
    border-top: 1px solid var(--border);
    font-size: 24px;
    line-height: 1.3;
    margin: 48px 0 18px;
    padding-top: 34px;
}

.docs-article-body h3 {
    font-size: 19px;
    margin: 32px 0 12px;
}

.docs-article-body p,
.docs-article-body ul,
.docs-article-body ol {
    margin-bottom: 20px;
    margin-top: 0;
}

.docs-article-body li + li {
    margin-top: 8px;
}

.docs-article-body code {
    background: var(--surface-subtle);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.88em;
    padding: 2px 5px;
}

.docs-article-body pre {
    background: var(--brand-navy);
    border-radius: 6px;
    color: var(--surface);
    overflow-x: auto;
    padding: 18px;
}

.docs-article-body pre code {
    background: transparent;
    border: 0;
    color: inherit;
    padding: 0;
}

.docs-article-body table {
    border-collapse: collapse;
    display: block;
    margin: 28px 0;
    max-width: 100%;
    overflow-x: auto;
    width: max-content;
}

.docs-article-body th,
.docs-article-body td {
    border-bottom: 1px solid var(--border);
    padding: 10px 18px 10px 0;
    text-align: left;
    vertical-align: top;
}

.docs-article-body th {
    color: var(--brand-navy);
}

.page-toc {
    border-top: 1px solid var(--border);
    position: sticky;
    top: calc(var(--topbar-height) + 30px);
}

.page-toc > p {
    color: var(--brand-navy);
    font-size: 13px;
    font-weight: 700;
    margin: 16px 0 10px;
}

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

.page-toc ul ul {
    padding-left: 12px;
}

.page-toc a {
    color: var(--muted);
    display: block;
    font-size: 13px;
    line-height: 1.4;
    padding: 5px 0;
    text-decoration: none;
}

.page-toc a:hover {
    color: var(--action-blue);
}

.article-pagination {
    border-top: 1px solid var(--border);
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr 1fr;
    margin-top: 64px;
    padding-top: 28px;
}

.article-pagination a {
    color: var(--brand-navy);
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.article-pagination a > span {
    color: var(--muted);
    font-size: 12px;
    margin-bottom: 5px;
}

.article-pagination a:hover strong {
    color: var(--action-blue);
}

.next-page {
    text-align: right;
}

.compact-header {
    margin-bottom: 32px;
}

.search-form {
    max-width: 760px;
}

.search-form label,
.field-group label {
    color: var(--brand-navy);
    display: block;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 8px;
}

.search-form > div {
    display: grid;
    gap: 10px;
    grid-template-columns: 1fr auto;
}

.search-form input,
.login-form input {
    border-radius: 6px;
    width: 100%;
}

.primary-button {
    background: var(--action-blue);
    border: 1px solid var(--action-blue);
    border-radius: 6px;
    color: var(--surface);
    cursor: pointer;
    font-weight: 700;
    min-height: 42px;
    padding: 9px 18px;
}

.primary-button:hover {
    background: var(--action-blue-dark);
    border-color: var(--action-blue-dark);
}

.empty-state,
.search-results {
    border-top: 1px solid var(--border);
    margin-top: 52px;
    max-width: 760px;
    padding-top: 28px;
}

.empty-state h2,
.search-results h2 {
    color: var(--brand-navy);
    font-size: 20px;
    margin: 0 0 8px;
}

.empty-state p {
    color: var(--muted);
    margin: 0;
}

.search-results ol {
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
}

.search-results li {
    border-bottom: 1px solid var(--border);
    padding: 0 0 24px;
}

.search-results li + li {
    padding-top: 24px;
}

.search-results a {
    color: var(--brand-navy);
    font-size: 18px;
    font-weight: 700;
}

.search-results p {
    color: var(--muted);
    margin: 8px 0 0;
}

.search-results .result-section {
    color: var(--action-blue-dark);
    font-size: 12px;
    font-weight: 700;
    margin-top: 5px;
}

.login-page {
    background: var(--surface-subtle);
}

.login-main {
    align-items: center;
    display: flex;
    min-height: 100vh;
    padding: 32px 20px;
}

.login-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    margin: 0 auto;
    max-width: 440px;
    padding: 40px;
    width: 100%;
}

.login-logo {
    height: 46px;
    object-fit: contain;
    object-position: left center;
    width: auto;
}

.login-heading {
    border-top: 1px solid var(--border);
    margin-top: 28px;
    padding-top: 28px;
}

.login-heading h1 {
    color: var(--brand-navy);
    font-size: 28px;
    line-height: 1.2;
    margin: 0;
}

.login-heading > p:last-child {
    color: var(--muted);
    margin: 12px 0 0;
}

.login-form {
    margin-top: 30px;
}

.field-group + .field-group {
    margin-top: 20px;
}

.login-form .primary-button {
    margin-top: 26px;
    width: 100%;
}

.form-error,
.field-error {
    color: var(--danger);
    font-size: 13px;
}

.form-error {
    background: oklch(97% 0.025 28);
    border: 1px solid oklch(82% 0.07 28);
    border-radius: 5px;
    margin-bottom: 22px;
    padding: 10px 12px;
}

.field-error {
    margin-top: 6px;
}

.sidebar-backdrop {
    background: oklch(20% 0.03 258 / 45%);
    inset: var(--topbar-height) 0 0;
    position: fixed;
    z-index: 20;
}

@media (max-width: 1180px) {
    .docs-topbar {
        gap: 16px;
        grid-template-columns: var(--sidebar-width) minmax(220px, 1fr) auto;
        padding: 0 20px;
    }

    .user-name {
        display: none;
    }

    .article-layout {
        gap: 48px;
        grid-template-columns: minmax(0, 1fr) 190px;
    }
}

@media (max-width: 959px) {
    .docs-topbar {
        grid-template-columns: auto minmax(0, 1fr) auto;
    }

    .sidebar-toggle {
        display: inline-flex;
    }

    .docs-brand {
        min-width: 0;
    }

    .docs-brand img {
        height: 30px;
        max-width: 166px;
    }

    .docs-brand span,
    .topbar-search {
        display: none;
    }

    .docs-sidebar {
        box-shadow: 10px 0 30px oklch(20% 0.03 258 / 18%);
        transform: translateX(-102%);
        transition: transform 180ms cubic-bezier(0.22, 1, 0.36, 1);
    }

    .sidebar-open {
        overflow: hidden;
    }

    .sidebar-open .docs-sidebar {
        transform: translateX(0);
    }

    .docs-main {
        margin-left: 0;
    }

    .page-width,
    .article-width {
        padding-left: 32px;
        padding-right: 32px;
    }

    .article-layout {
        display: block;
    }

    .page-toc {
        border-bottom: 1px solid var(--border);
        margin-bottom: 34px;
        padding-bottom: 16px;
        position: static;
    }
}

@media (max-width: 680px) {
    :root {
        --topbar-height: 62px;
        --sidebar-width: min(88vw, 320px);
    }

    .docs-topbar {
        gap: 10px;
        padding: 0 14px;
    }

    .sidebar-toggle span:last-child,
    .user-tools .text-button {
        font-size: 13px;
    }

    .docs-brand img {
        height: 27px;
        max-width: 146px;
    }

    .page-width {
        padding: 42px 20px 72px;
    }

    .article-width {
        padding: 24px 20px 72px;
    }

    .page-header h1 {
        font-size: 30px;
    }

    .page-summary {
        font-size: 16px;
    }

    .index-header {
        margin-bottom: 44px;
    }

    .handbook-section {
        display: block;
        padding: 28px 0 42px;
    }

    .handbook-heading {
        margin-bottom: 30px;
        position: static;
    }

    .breadcrumbs {
        margin-bottom: 34px;
    }

    .breadcrumbs li:nth-child(2) {
        display: none;
    }

    .docs-article-body h2 {
        margin-top: 40px;
    }

    .article-pagination {
        display: block;
    }

    .article-pagination a + a,
    .article-pagination span + a {
        margin-top: 24px;
    }

    .next-page {
        text-align: left;
    }

    .search-form > div {
        grid-template-columns: 1fr;
    }

    .login-main {
        align-items: flex-start;
        padding: 18px 12px;
    }

    .login-panel {
        padding: 28px 22px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}