.site-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.docs-page {
    width: min(100%, 62rem);
    margin-inline: auto;
}

.docs-breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-bottom: 2rem;
    color: var(--sv2-muted);
    font-size: 0.78rem;
}

.docs-breadcrumbs a {
    color: var(--sv2-denim);
    text-decoration: none;
}

.docs-breadcrumbs a:hover {
    color: var(--sv2-ink);
}

.docs-hero {
    padding-bottom: clamp(2.5rem, 5vw, 4.5rem);
    border-bottom: 1px solid var(--sv2-rule);
}

.docs-eyebrow {
    margin: 0 0 0.8rem;
    color: var(--sv2-denim);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.docs-hero h1,
.docs-section__heading h2,
.docs-card h3,
.docs-reader__hero h1,
.docs-prose h2,
.docs-prose h3 {
    font-family: var(--sv2-display);
    font-weight: 400;
}

.docs-hero h1 {
    max-width: 50rem;
    margin: 0;
    font-size: clamp(2.65rem, 6vw, 5.25rem);
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.docs-title-detail {
    margin: 0.8rem 0 0;
    color: var(--sv2-ink);
    font-family: var(--sv2-display);
    font-size: clamp(1.65rem, 3.4vw, 3rem);
    letter-spacing: -0.035em;
    line-height: 1.08;
}

.docs-lead {
    max-width: 44rem;
    margin: 1.6rem 0 0;
    color: var(--sv2-muted);
    font-size: clamp(1rem, 1.4vw, 1.12rem);
    line-height: 1.9;
}

.docs-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.docs-notice {
    display: grid;
    grid-template-columns: minmax(8rem, 0.22fr) minmax(0, 0.78fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding: 1.2rem 1.35rem;
    border-left: 3px solid var(--sv2-apricot);
    background: var(--sv2-paper-deep);
}

.docs-notice strong {
    font-size: 0.78rem;
    letter-spacing: 0.04em;
}

.docs-notice p {
    margin: 0;
    color: var(--sv2-muted);
    font-size: 0.9rem;
}

.docs-section {
    display: grid;
    grid-template-columns: minmax(9rem, 0.24fr) minmax(0, 0.76fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    padding-block: clamp(2.75rem, 6vw, 5rem);
    border-bottom: 1px solid var(--sv2-rule);
}

.docs-section:last-child {
    border-bottom: 0;
}

.docs-section__heading h2 {
    margin: 0;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    letter-spacing: -0.035em;
    line-height: 1.05;
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.docs-card {
    display: flex;
    min-height: 14rem;
    flex-direction: column;
    padding: 1.25rem;
    border: 1px solid var(--sv2-rule);
    background: rgba(255, 255, 255, 0.18);
    text-decoration: none;
    transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

.docs-card[href]:hover {
    transform: translateY(-2px);
    border-color: var(--sv2-denim);
    background: var(--sv2-paper-deep);
}

.docs-card--static {
    color: var(--sv2-muted);
}

.docs-card__topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.docs-card__eyebrow {
    color: var(--sv2-denim);
    font-family: var(--sv2-code);
    font-size: 0.68rem;
}

.docs-status {
    flex: 0 0 auto;
    padding: 0.18rem 0.5rem;
    border: 1px solid var(--sv2-rule);
    color: var(--sv2-muted);
    font-size: 0.73rem;
    font-weight: 650;
    letter-spacing: 0.025em;
    line-height: 1.25;
}

.docs-card h3 {
    margin: 1.15rem 0 0;
    font-size: 1.55rem;
    letter-spacing: -0.025em;
    line-height: 1.15;
}

.docs-card p {
    margin: 0.85rem 0 0;
    color: var(--sv2-muted);
    font-size: 0.88rem;
    line-height: 1.75;
}

.docs-card__link {
    margin-top: auto;
    padding-top: 1.5rem;
    color: var(--sv2-denim);
    font-size: 0.78rem;
    font-weight: 650;
}

.docs-metadata {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    margin: 0;
    border-top: 1px solid var(--sv2-rule);
}

.docs-metadata > div {
    display: grid;
    grid-template-columns: minmax(7rem, 0.35fr) minmax(0, 0.65fr);
    gap: 1rem;
    padding-block: 0.9rem;
    border-bottom: 1px solid var(--sv2-rule);
}

.docs-metadata > div:nth-child(odd) {
    padding-right: 1rem;
}

.docs-metadata > div:nth-child(even) {
    padding-left: 1rem;
}

.docs-metadata dt {
    color: var(--sv2-muted);
    font-size: 0.75rem;
}

.docs-metadata dd {
    margin: 0;
    font-size: 0.82rem;
    font-weight: 600;
}

/* Specification reader */
.docs-reader {
    width: min(100%, 72rem);
    margin-inline: auto;
}

.docs-reader__layout {
    display: grid;
    grid-template-columns: minmax(12.5rem, 0.25fr) minmax(0, 0.75fr);
    align-items: start;
    gap: clamp(2rem, 5vw, 4.5rem);
}

.docs-reader__sidebar {
    position: sticky;
    top: 1.5rem;
}

.docs-reader__sidebar details {
    border-top: 1px solid var(--sv2-rule);
    border-bottom: 1px solid var(--sv2-rule);
}

.docs-reader__sidebar summary {
    padding-block: 0.9rem;
    color: var(--sv2-muted);
    font-family: var(--sv2-code);
    font-size: 0.72rem;
    font-weight: 650;
    cursor: pointer;
}

.docs-reader__sidebar nav {
    display: grid;
    gap: 0.15rem;
    padding-bottom: 0.9rem;
}

.docs-reader__sidebar nav > a,
.docs-reader__nav-group,
.docs-reader__nav-section-title {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.42rem 0.5rem;
    color: var(--sv2-muted);
    font-size: 0.8rem;
    line-height: 1.4;
    text-decoration: none;
}

.docs-reader__sidebar nav > a:hover,
.docs-reader__sidebar nav > a[aria-current="page"] {
    background: var(--sv2-paper-deep);
    color: var(--sv2-ink);
}

.docs-reader__sidebar nav > a[aria-current="page"] {
    border-left: 2px solid var(--sv2-apricot);
    font-weight: 700;
}

.docs-reader__nav-section-title {
    margin-top: 0.35rem;
    color: var(--sv2-ink);
    font-family: var(--sv2-code);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.docs-reader__sidebar .docs-reader__nav-depth {
    padding-left: 1rem;
    font-size: 0.76rem;
}

.docs-reader__nav-group small {
    flex: 0 0 auto;
    color: var(--sv2-muted);
    font-size: 0.65rem;
}

.docs-reader__toc {
    display: grid;
    gap: 0.05rem;
    margin: 0 0 0.4rem 0.95rem;
    padding: 0.25rem 0 0.35rem 0.65rem;
    border-left: 1px solid var(--sv2-rule);
}

.docs-reader__toc a {
    padding: 0.25rem 0.3rem;
    color: var(--sv2-muted);
    font-size: 0.7rem;
    line-height: 1.35;
    text-decoration: none;
}

.docs-reader__toc a:hover,
.docs-reader__toc a:focus-visible {
    color: var(--sv2-denim);
}

.docs-reader__article {
    min-width: 0;
    max-width: 47rem;
}

.docs-reader__hero {
    padding-bottom: 2.2rem;
    border-bottom: 1px solid var(--sv2-rule);
}

.docs-reader__hero h1 {
    margin: 0;
    font-size: clamp(2.7rem, 6vw, 4.7rem);
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.docs-reader__english-title {
    margin: 0.65rem 0 0;
    color: var(--sv2-muted);
    font-family: var(--sv2-display);
    font-size: clamp(1.2rem, 2.4vw, 1.65rem);
    line-height: 1.2;
}

.docs-reader__lead {
    max-width: 40rem;
    margin: 1.35rem 0 0;
    color: var(--sv2-muted);
    font-size: 1rem;
    line-height: 1.85;
}

.docs-reader__notice {
    margin-block: 2rem;
    padding: 1rem 1.15rem;
    border-left: 3px solid var(--sv2-apricot);
    background: var(--sv2-paper-deep);
}

.docs-reader__notice strong {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.76rem;
    letter-spacing: 0.03em;
}

.docs-reader__notice p {
    margin: 0;
    color: var(--sv2-muted);
    font-size: 0.86rem;
    line-height: 1.7;
}

.docs-prose {
    font-size: 1rem;
    line-height: 1.9;
}

.docs-prose > :first-child {
    margin-top: 0;
}

.docs-prose p {
    margin: 1.15rem 0;
}

.docs-prose h2 {
    margin: 3.4rem 0 1.25rem;
    padding-top: 0.3rem;
    font-size: clamp(1.85rem, 4vw, 2.7rem);
    letter-spacing: -0.035em;
    line-height: 1.08;
    scroll-margin-top: 1.5rem;
}

.docs-prose h3 {
    margin: 2.4rem 0 0.85rem;
    font-size: clamp(1.3rem, 2.5vw, 1.65rem);
    letter-spacing: -0.02em;
    line-height: 1.2;
    scroll-margin-top: 1.5rem;
}

.docs-prose ul,
.docs-prose ol {
    margin: 1rem 0 1.5rem;
    padding-left: 1.4rem;
}

.docs-prose li + li {
    margin-top: 0.4rem;
}

.docs-prose code {
    padding: 0.12em 0.32em;
    border: 1px solid var(--sv2-rule);
    background: var(--sv2-paper-deep);
    font-size: 0.88em;
    overflow-wrap: anywhere;
}

.docs-prose pre {
    max-width: 100%;
    margin: 1.5rem 0;
    padding: 1rem 1.1rem;
    overflow-x: auto;
    border: 1px solid var(--sv2-rule);
    background: var(--sv2-paper-deep);
    line-height: 1.6;
}

.docs-prose pre code {
    padding: 0;
    border: 0;
    background: transparent;
    font-size: 0.82rem;
    white-space: pre;
    overflow-wrap: normal;
}

.docs-prose a {
    color: var(--sv2-denim);
}

.docs-spec-table {
    width: 100%;
    margin: 1.5rem 0 2rem;
    border-collapse: collapse;
    border-top: 1px solid var(--sv2-rule);
    font-size: 0.86rem;
}

.docs-spec-table th,
.docs-spec-table td {
    padding: 0.7rem 0.65rem 0.7rem 0;
    border-bottom: 1px solid var(--sv2-rule);
    text-align: left;
    vertical-align: top;
}

.docs-spec-table th {
    color: var(--sv2-ink);
    font-size: 0.76rem;
    font-weight: 700;
}

.docs-spec-table td {
    color: var(--sv2-muted);
}

.docs-spec-table--matrix th:nth-child(1),
.docs-spec-table--matrix th:nth-child(2),
.docs-spec-table--matrix td:nth-child(1),
.docs-spec-table--matrix td:nth-child(2) {
    width: 14%;
    white-space: nowrap;
}

.docs-principles > li + li {
    margin-top: 1.4rem;
}

.docs-principles > li > strong {
    display: block;
    margin-bottom: 0.4rem;
}

.docs-reader__footer {
    margin-top: 4rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--sv2-rule);
    color: var(--sv2-muted);
    font-size: 0.75rem;
    line-height: 1.7;
}

/* Glossary */
.docs-glossary {
    margin-top: 2rem;
    border-top: 1px solid var(--sv2-rule);
}

.docs-glossary__item {
    position: relative;
    display: grid;
    grid-template-columns: minmax(12rem, 0.36fr) minmax(0, 0.64fr);
    gap: 1.5rem;
    padding-block: 1.25rem;
    border-bottom: 1px solid var(--sv2-rule);
    scroll-margin-top: 2rem;
}

.docs-prose .docs-glossary__item h2 {
    margin: 0;
    padding: 0;
    font-family: var(--sv2-body);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.5;
}

.docs-glossary__item h2 code {
    display: block;
    width: fit-content;
    margin-bottom: 0.25rem;
    color: var(--sv2-denim);
    font-size: 0.78rem;
    font-weight: 500;
}

.docs-glossary__item h2 span {
    display: block;
}

.docs-glossary__item p {
    margin: 0;
    color: var(--sv2-muted);
    font-size: 0.9rem;
    line-height: 1.75;
}

.docs-anchor {
    position: absolute;
    top: 1.25rem;
    left: -1.15rem;
    color: var(--sv2-denim);
    font-family: var(--sv2-code);
    font-size: 0.75rem;
    opacity: 0;
    text-decoration: none;
    transition: opacity 120ms ease;
}

.docs-glossary__item:hover .docs-anchor,
.docs-anchor:focus-visible {
    opacity: 1;
}

.docs-normative-table {
    width: 100%;
    margin-top: 1.5rem;
    border-collapse: collapse;
    border-top: 1px solid var(--sv2-rule);
    font-size: 0.9rem;
}

.docs-normative-table th,
.docs-normative-table td {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--sv2-rule);
    text-align: left;
    vertical-align: top;
}

.docs-normative-table th {
    width: 38%;
    font-weight: 500;
}

.docs-normative-table td {
    color: var(--sv2-muted);
}

.docs-normative-table code {
    width: fit-content;
    color: var(--sv2-denim);
}

@media (max-width: 900px) {
    .docs-reader__layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .docs-reader__sidebar {
        position: static;
    }

    .docs-reader__article {
        max-width: none;
    }

    .docs-reader__sidebar details:not([open]) {
        border-bottom: 0;
    }
}

@media (max-width: 760px) {
    .docs-notice,
    .docs-section {
        grid-template-columns: 1fr;
    }

    .docs-grid,
    .docs-metadata {
        grid-template-columns: 1fr;
    }

    .docs-card {
        min-height: 0;
    }

    .docs-metadata > div:nth-child(odd),
    .docs-metadata > div:nth-child(even) {
        padding-inline: 0;
    }

    .docs-glossary__item {
        grid-template-columns: 1fr;
        gap: 0.55rem;
    }

    .docs-anchor {
        position: static;
        display: inline-block;
        margin-right: 0.35rem;
        opacity: 1;
    }

    .docs-normative-table th {
        width: 46%;
    }

    .docs-spec-table {
        display: block;
        overflow-x: auto;
        white-space: normal;
    }
}