.documentation-shell {
    min-height: 100vh;
    background: var(--portal-canvas);
    color: var(--portal-ink);
}

.documentation-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem 1.5rem;
    padding: 1.1rem max(1rem, calc((100vw - 85rem) / 2));
    background: var(--portal-feature-bg);
    color: var(--portal-feature-ink);
    border-bottom: 1px solid var(--portal-feature-border);
    flex-wrap: wrap;
}

.documentation-brand {
    color: var(--portal-feature-ink);
    font-size: 1.25rem;
    font-weight: 750;
    letter-spacing: .02em;
    text-decoration: none;
}

.documentation-brand span {
    margin-left: .45rem;
    color: var(--portal-feature-muted);
    font-weight: 450;
}

.documentation-header nav {
    display: flex;
    gap: .6rem 1.25rem;
    flex-wrap: wrap;
    font-size: .875rem;
}

.documentation-header nav a {
    padding: .3rem .15rem;
    color: var(--portal-feature-muted);
    text-decoration: none;
    text-underline-offset: .25em;
}

.documentation-header a:hover,
.documentation-header a:focus-visible {
    color: var(--portal-feature-ink);
    text-decoration: underline;
}

.documentation-main {
    width: min(calc(100% - 2rem), 85rem);
    height: auto;
    overflow: visible;
    margin: auto;
    padding: 2.25rem 0 4rem;
}

.documentation-toolbar {
    display: flex;
    align-items: center;
    gap: .75rem 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    font-size: .875rem;
}

.documentation-toolbar label {
    color: var(--portal-ink);
    font-weight: 650;
}

.documentation-toolbar input {
    width: min(100%, 31rem);
    min-height: 2.75rem;
    padding: .65rem .9rem;
    background: var(--portal-surface);
    color: var(--portal-ink);
    border: 1px solid var(--portal-border-strong);
    border-radius: var(--bs-border-radius);
}

.documentation-toolbar input::placeholder,
.documentation-toolbar span {
    color: var(--portal-placeholder);
}

.documentation-toolbar input:focus {
    border-color: var(--portal-focus);
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--portal-focus) 28%, transparent);
    outline: 0;
}

.documentation-grid {
    display: grid;
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
}

.documentation-toc {
    position: sticky;
    top: 1.5rem;
    max-height: calc(100vh - 3rem);
    overflow: auto;
    color: var(--portal-muted);
    font-size: .84rem;
}

.documentation-kicker {
    color: var(--portal-muted);
    font-size: .7rem;
    font-weight: 750;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.documentation-toc nav {
    display: flex;
    flex-direction: column;
    border-left: 2px solid var(--portal-border);
}

.documentation-toc nav a {
    padding: .45rem .85rem;
    color: var(--portal-brand);
    line-height: 1.4;
    text-decoration: none;
}

.documentation-toc nav a:hover,
.documentation-toc nav a:focus-visible {
    background: var(--portal-brand-soft);
    color: var(--portal-brand-strong);
}

.documentation-internal-link {
    display: block;
    margin-top: 1.5rem;
    color: var(--portal-muted);
    overflow-wrap: anywhere;
}

.documentation-article {
    min-width: 0;
    padding: clamp(1.15rem, 4vw, 3.25rem);
    background: var(--portal-surface);
    color: var(--portal-ink);
    border: 1px solid var(--portal-border);
    border-radius: var(--bs-border-radius-lg);
    box-shadow: var(--portal-shadow-sm);
    line-height: 1.72;
}

.documentation-article h1 {
    margin-bottom: 1.5rem;
    font-size: clamp(1.75rem, 3vw, 2.7rem);
    font-weight: 750;
    letter-spacing: -.035em;
    line-height: 1.16;
}

.documentation-article h2 {
    margin: 2.5rem 0 1rem;
    padding-top: 1.8rem;
    border-top: 1px solid var(--portal-border);
    font-size: 1.4rem;
    font-weight: 700;
}

.documentation-article h3 {
    margin: 1.7rem 0 .7rem;
    font-size: 1.06rem;
    font-weight: 700;
}

.documentation-article :is(h2, h3) {
    scroll-margin-top: 1.5rem;
}

.documentation-article a {
    color: var(--portal-brand);
    overflow-wrap: anywhere;
    text-underline-offset: .2em;
}

.documentation-article :is(p, ul, ol) {
    margin-bottom: 1.1rem;
}

.documentation-article li {
    margin-bottom: .45rem;
}

.documentation-article code {
    padding: .1rem .3rem;
    background: var(--portal-code-bg);
    color: var(--portal-code);
    border-radius: var(--bs-border-radius-sm);
    overflow-wrap: anywhere;
}

.documentation-article pre {
    max-width: 100%;
    padding: 1.2rem;
    overflow: auto;
    background: var(--portal-code-block);
    color: var(--portal-code-block-ink);
    border: 1px solid var(--portal-feature-border);
    border-radius: var(--bs-border-radius);
    font-size: .82rem;
    line-height: 1.6;
    scrollbar-gutter: stable;
}

.documentation-article pre:focus-visible,
.documentation-article table:focus-visible {
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--portal-focus) 28%, transparent);
    outline: .1rem solid var(--portal-focus);
    outline-offset: .1rem;
}

.documentation-article pre code {
    padding: 0;
    background: transparent;
    color: inherit;
    overflow-wrap: normal;
}

.documentation-copy {
    display: block;
    min-height: 2rem;
    margin: 0 0 .75rem auto;
    padding: .25rem .7rem;
    background: transparent;
    color: var(--portal-code-block-ink);
    border: 1px solid var(--portal-feature-muted);
    border-radius: var(--bs-border-radius-sm);
    font: inherit;
}

.documentation-copy:hover,
.documentation-copy:focus-visible {
    background: var(--portal-feature-border);
}

.documentation-article table {
    display: block;
    width: 100%;
    margin: 1.3rem 0;
    overflow-x: auto;
    border-collapse: collapse;
    font-size: .84rem;
    scrollbar-gutter: stable;
}

.documentation-article th,
.documentation-article td {
    min-width: 8.5rem;
    padding: .7rem;
    border: 1px solid var(--portal-border);
    vertical-align: top;
    overflow-wrap: anywhere;
}

.documentation-article th {
    background: var(--portal-surface-muted);
    font-weight: 700;
}

.documentation-article blockquote {
    margin-inline: 0;
    padding: 1rem 1.25rem;
    background: var(--portal-info-soft);
    color: var(--portal-ink);
    border-left: .2rem solid var(--portal-info);
}

.documentation-footer {
    padding: 1.5rem;
    color: var(--portal-muted);
    border-top: 1px solid var(--portal-border);
    font-size: .8rem;
    text-align: center;
}

@media (max-width: 900px) {
    .documentation-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 1.5rem;
    }

    .documentation-toc {
        position: static;
        max-height: 14rem;
    }
}

@media (max-width: 575.98px) {
    .documentation-header,
    .documentation-main {
        width: 100%;
    }

    .documentation-header {
        padding: .9rem .75rem;
    }

    .documentation-header nav {
        width: 100%;
    }

    .documentation-main {
        padding: 1rem .5rem 2rem;
    }

    .documentation-toolbar {
        align-items: stretch;
        flex-direction: column;
    }

    .documentation-toolbar input {
        width: 100%;
    }

    .documentation-article {
        padding: 1rem;
        border-radius: var(--bs-border-radius);
    }
}

@media print {
    .documentation-header,
    .documentation-toolbar,
    .documentation-toc,
    .documentation-copy {
        display: none;
    }

    .documentation-main {
        width: auto;
        padding: 0;
    }

    .documentation-grid {
        display: block;
    }

    .documentation-article {
        padding: 0;
        border: 0;
        box-shadow: none;
    }
}