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

:root {
    color-scheme: light;
    scroll-behavior: smooth;
}

.dark {
    color-scheme: dark;
}

[data-brand-logo="dark"] {
    display: none;
}

.dark [data-brand-logo="light"] {
    display: none;
}

.dark [data-brand-logo="dark"] {
    display: inline;
}

body {
    background:
        radial-gradient(circle at top left, var(--inkstone-wash), transparent 34rem),
        var(--inkstone-bg);
    background-attachment: fixed;
    color: var(--inkstone-text);
    font-family: var(--inkstone-font-sans);
    letter-spacing: 0;
    margin: 0;
}

a {
    color: inherit;
}

svg {
    display: block;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
}

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

.inkstone-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr) 236px;
    min-height: 100vh;
}

.inkstone-header {
    align-items: center;
    backdrop-filter: blur(18px);
    background: color-mix(in srgb, var(--inkstone-header) 90%, transparent);
    border-bottom: 1px solid var(--inkstone-border);
    display: flex;
    gap: 16px;
    grid-column: 1 / -1;
    height: 66px;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 40;
}

.inkstone-brand {
    align-items: center;
    color: var(--inkstone-text);
    display: inline-flex;
    font-weight: 760;
    gap: 10px;
    min-width: 0;
    text-decoration: none;
}

.inkstone-brand img {
    border-radius: 6px;
    height: 28px;
    object-fit: contain;
    min-width: 28px;
}

.inkstone-brand span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.inkstone-header-actions {
    align-items: center;
    display: flex;
    gap: 10px;
    margin-left: auto;
    flex-grow: 1;
    justify-content: flex-end;
}

.inkstone-icon-button {
    align-items: center;
    background: var(--inkstone-control);
    border: 1px solid var(--inkstone-border);
    border-radius: 8px;
    box-shadow: var(--inkstone-control-shadow);
    color: var(--inkstone-text);
    cursor: pointer;
    display: inline-flex;
    height: 38px;
    justify-content: center;
    transition: background-color .16s ease, border-color .16s ease, color .16s ease, box-shadow .16s ease, transform .16s ease;
    width: 38px;
}

.inkstone-icon-button.is-subtle,
.inkstone-copy-button.is-subtle {
    background: var(--inkstone-copy-bg);
    border-color: var(--inkstone-copy-bg);
    box-shadow: none;
}

.inkstone-icon-button.is-subtle:hover,
.inkstone-copy-button.is-subtle:hover {
    background: var(--inkstone-control-hover);
    border-color: var(--inkstone-border-soft);
}

.inkstone-icon-button:hover {
    background: var(--inkstone-control-hover);
    border-color: var(--inkstone-border-strong);
}

.inkstone-icon-button svg {
    height: 20px;
    width: 20px;
}

.inkstone-search-input {
    align-items: center;
    background: color-mix(in srgb, var(--inkstone-search-bg) 90%, transparent);
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--inkstone-text);
    display: flex;
    flex-grow: 1;
    gap: 1rem;
    font: inherit;
    height: 38px;
    justify-content: space-between;
    max-width: 300px;
    outline: 0;
    padding: 0 12px;
    padding-right: 6px;
    transition: background-color .16s ease, border-color .16s ease;
    width: 100%;
}

.inkstone-search-input:hover {
    background: var(--inkstone-control-hover);
    border-color: var(--inkstone-border-soft);
}

.inkstone-search-input span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.8rem;
    cursor: default;
}

.inkstone-keyboard-shortcut {
    align-items: center;
    background: var(--inkstone-kbd-bg);
    border: 1px solid var(--inkstone-kbd-border);
    border-radius: 6px;
    color: var(--inkstone-kbd-text);
    display: inline-flex;
    font-size: 12px;
    font-weight: 600;
    gap: 4px;
    height: 24px;
    padding: 1px 3px;
}

.inkstone-theme-toggle svg {
    height: 18px;
    transition: transform .18s ease, opacity .18s ease;
    width: 18px;
}

.inkstone-theme-toggle.is-switching svg {
    opacity: .8;
    transform: rotate(50deg);
}

.inkstone-mobile-toggle {
    display: none;
}

.inkstone-mobile-toggle svg {
    height: 18px;
    width: 18px;
}

.inkstone-search-trigger svg {
    height: 20px;
    width: 20px;
}

.inkstone-search-overlay {
    align-items: flex-start;
    background: color-mix(in srgb, var(--inkstone-bg) 50%, transparent);
    display: flex;
    inset: 0;
    justify-content: center;
    padding: 86px 20px 24px;
    position: fixed;
    z-index: 60;
}

.inkstone-search-overlay[hidden] {
    display: none;
}

.inkstone-search-dialog {
    backdrop-filter: blur(24px);
    background: color-mix(in srgb, var(--inkstone-panel) 85%, transparent);
    border: 1px solid rgb(255 255 255 / 20%);
    border-radius: 10px;
    box-shadow: var(--inkstone-glass-shadow, none);
    max-height: min(680px, calc(100vh - 112px));
    overflow: hidden;
    padding: 10px;
    width: min(720px, calc(100vw - 40px));
}

.inkstone-search-row {
    align-items: center;
    display: grid;
    gap: 10px;
    grid-template-columns: 1fr auto;
}

.inkstone-search-control {
    align-items: center;
    background: color-mix(in srgb, var(--inkstone-search-bg) 72%, transparent);
    border: 1px solid rgb(255 255 255 / 16%);
    border-radius: 8px;
    box-shadow: var(--inkstone-control-shadow);
    color: var(--inkstone-muted);
    display: flex;
    gap: 10px;
    min-width: 0;
    padding: 0 12px;
    transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}

.inkstone-search-control:focus-within {
    background: var(--inkstone-panel);
    border-color: var(--inkstone-accent);
    box-shadow: 0 0 0 3px var(--inkstone-focus);
}

.inkstone-search-control svg {
    flex: 0 0 auto;
    height: 18px;
    width: 18px;
}

.inkstone-search {
    appearance: none;
    background: transparent;
    border: 0;
    color: var(--inkstone-text);
    font: inherit;
    min-width: 0;
    outline: 0;
    padding: 10px 0;
    width: 100%;
}

.inkstone-search::placeholder {
    color: var(--inkstone-muted);
    font-size: 15px;
}

.inkstone-sidebar {
    align-self: start;
    border-right: 1px solid var(--inkstone-border);
    height: calc(100vh - 66px);
    overflow-y: auto;
    padding: 24px 18px 32px;
    position: sticky;
    scrollbar-color: var(--inkstone-scrollbar) transparent;
    top: 66px;
}

.inkstone-sidebar nav {
    display: grid;
    gap: 2px;
}

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

.inkstone-nav-parent {
    align-items: center;
    color: var(--inkstone-nav-parent-text);
    cursor: pointer;
    display: flex;
    font-weight: 600;
    gap: 4px;
    justify-content: space-between;
    margin-top: 6px;
    user-select: none;
}

.inkstone-nav-chevron {
    flex-shrink: 0;
    height: 16px;
    transition: transform 0.2s;
    width: 16px;
}

.inkstone-nav-parent[data-collapsed="false"] .inkstone-nav-chevron {
    transform: rotate(90deg);
}

.inkstone-nav-item:not(.inkstone-nav-parent):hover,
.inkstone-nav-item:not(.inkstone-nav-parent).is-active {
    background: var(--inkstone-nav-active);
    color: var(--inkstone-text);
}

.inkstone-nav-children {
    border-left: 1px solid var(--inkstone-border);
    display: grid;
    gap: 1px;
    margin: 2px 0 8px 12px;
    padding-left: 8px;
}

.inkstone-nav-children[data-collapsed="true"] {
    display: none;
}

.inkstone-content {
    min-width: 0;
    padding: 52px clamp(24px, 5vw, 76px) 96px;
}

.inkstone-prose {
    font-size: 16px;
    line-height: 1.75;
    max-width: 820px;
}

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

.inkstone-section-badge,
.inkstone-search-result-section {
    color: var(--inkstone-accent);
    background: var(--inkstone-wash);
    border-radius: 6px;
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 720;
    letter-spacing: .06em;
    line-height: 1;
    margin-bottom: 1rem;
    padding: 4px 10px;
    text-transform: uppercase;
}

.inkstone-search-result-section {
    font-size: 0.6rem!important;
    letter-spacing: .06em;
    line-height: 1;
    margin-bottom: 4px;
    max-width: fit-content;
}

.inkstone-prose h1,
.inkstone-prose h2,
.inkstone-prose h3,
.inkstone-prose h4,
.inkstone-prose h5,
.inkstone-prose h6 {
    color: var(--inkstone-heading);
    font-weight: 780;
    letter-spacing: 0;
    line-height: 1.2;
    position: relative;
    scroll-margin-top: 90px;
}

.inkstone-prose h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin: 0 0 .75em;
}

.inkstone-prose h2 {
    border-top: 1px solid var(--inkstone-border);
    font-size: 1.72rem;
    margin: 2.15em 0 .7em;
    padding-top: 1.25em;
}

.inkstone-prose h3 {
    font-size: 1.28rem;
    margin: 1.8em 0 .6em;
}

.inkstone-prose h4,
.inkstone-prose h5,
.inkstone-prose h6 {
    font-size: 1rem;
    margin: 1.5em 0 .45em;
}

.heading-anchor {
    align-items: center;
    border-radius: 6px;
    color: var(--inkstone-muted);
    display: inline-grid;
    font-size: 0;
    height: 30px;
    justify-content: center;
    line-height: 0;
    margin-left: 8px;
    opacity: 0;
    place-items: center;
    position: relative;
    text-decoration: none;
    top: -.06em;
    transition: opacity .16s ease, color .16s ease, background-color .16s ease;
    vertical-align: middle;
    width: 30px;
}

.heading-anchor svg {
    display: block;
    flex: 0 0 auto;
    height: 16px;
    width: 16px;
}

.heading-anchor:hover,
.heading-anchor.is-copied {
    background: var(--inkstone-nav-active);
    color: var(--inkstone-accent);
}

h1:hover .heading-anchor,
h2:hover .heading-anchor,
h3:hover .heading-anchor,
h4:hover .heading-anchor,
h5:hover .heading-anchor,
h6:hover .heading-anchor,
.heading-anchor:focus-visible {
    opacity: 1;
}

.inkstone-prose p,
.inkstone-prose li {
    color: var(--inkstone-text);
}

.inkstone-prose a {
    color: var(--inkstone-link);
    text-decoration-color: color-mix(in srgb, var(--inkstone-link) 40%, transparent);
    text-underline-offset: 3px;
}

.inkstone-prose a:hover {
    text-decoration-color: var(--inkstone-link);
}

.inkstone-prose pre {
    background: var(--inkstone-code-bg);
    border: 1px solid var(--inkstone-border);
    border-radius: 8px;
    box-shadow: var(--inkstone-code-shadow);
    color: var(--inkstone-code-text);
    font-family: var(--inkstone-font-mono);
    font-size: .875rem;
    line-height: 1.65;
    overflow-x: auto;
    padding: 18px 48px 18px 18px;
    position: relative;
    text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}

.inkstone-code-frame {
    border-radius: 8px;
    box-shadow: var(--inkstone-glass-shadow);
    position: relative;
}

.inkstone-demo .inkstone-code-frame {
    box-shadow: none;
}

.inkstone-code-frame > pre {
    margin: 1em 0;
}

.dark .inkstone-prose pre.phiki {
    background-color: var(--phiki-dark-background-color, var(--inkstone-code-bg)) !important;
    color: var(--phiki-dark-color, var(--inkstone-code-text)) !important;
}

.dark .inkstone-prose pre.phiki .token {
    color: var(--phiki-dark-color, inherit) !important;
    font-style: var(--phiki-dark-font-style, inherit) !important;
    font-weight: var(--phiki-dark-font-weight, inherit) !important;
    text-decoration: var(--phiki-dark-text-decoration, inherit) !important;
}

.inkstone-prose pre.has-filename {
    padding-top: 50px;
}

.inkstone-prose pre.has-filename::before {
    background: var(--inkstone-code-bar);
    border-bottom: 1px solid var(--inkstone-border);
    color: var(--inkstone-muted);
    content: attr(data-filename);
    display: block;
    font-size: 13px;
    font-weight: 650;
    left: 0;
    line-height: 34px;
    padding: 0 48px 0 14px;
    position: absolute;
    right: 0;
    top: 0;
}

.inkstone-prose pre code {
    display: block;
    font-size: inherit;
    line-height: inherit;
    min-width: max-content;
}

.inkstone-prose pre .line {
    display: block;
    margin: 0 -48px 0 -18px;
    padding: 0 48px 0 18px;
}

.inkstone-prose pre .line.is-highlighted {
    background: var(--inkstone-highlight);
}

.inkstone-prose code {
    font-family: var(--inkstone-font-mono);
}

.inkstone-prose :not(pre) > code {
    background: var(--inkstone-inline-code);
    border: 1px solid var(--inkstone-border-soft);
    border-radius: 5px;
    color: var(--inkstone-inline-code-text);
    font-size: .92em;
    padding: 2px 5px;
}

.inkstone-copy-button {
    align-items: center;
    background: var(--inkstone-copy-bg);
    border: 1px solid var(--inkstone-border);
    border-radius: 7px;
    color: var(--inkstone-muted);
    cursor: pointer;
    display: grid;
    height: 30px;
    justify-content: center;
    line-height: 0;
    padding: 0;
    position: absolute;
    place-items: center;
    right: 10px;
    top: 10px;
    transition: background-color .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
    width: 30px;
    z-index: 2;
}

.inkstone-copy-button:hover,
.inkstone-copy-button.is-copied {
    background: var(--inkstone-panel);
    border-color: var(--inkstone-border-strong);
    color: var(--inkstone-accent);
    opacity: 1;
}

.inkstone-copy-button svg {
    display: block;
    flex: 0 0 auto;
    height: 15px;
    width: 15px;
}

.inkstone-prose table {
    border-collapse: collapse;
    display: block;
    overflow-x: auto;
    width: 100%;
}

.inkstone-prose th,
.inkstone-prose td {
    border: 1px solid var(--inkstone-border);
    padding: 9px 12px;
}

.inkstone-prose th {
    background: var(--inkstone-table-head);
    font-weight: 700;
    text-align: left;
}

.inkstone-prose blockquote {
    background: var(--inkstone-quote-bg);
    border-left: 3px solid var(--inkstone-accent);
    border-radius: 0 8px 8px 0;
    color: var(--inkstone-muted);
    margin-left: 0;
    padding: 10px 16px;
}

.inkstone-prose img {
    border-radius: 8px;
    max-width: 100%;
    box-shadow: var(--inkstone-glass-shadow, none);
}

.inkstone-toc {
    align-self: start;
    border-left: 1px solid var(--inkstone-border);
    height: calc(100vh - 66px);
    overflow-y: auto;
    padding: 24px 20px 32px;
    position: sticky;
    top: 66px;
}

.inkstone-toc p {
    color: var(--inkstone-muted);
    font-size: 12px;
    font-weight: 760;
    letter-spacing: .06em;
    margin: 0 0 10px;
    text-transform: uppercase;
}

.inkstone-toc a {
    border-left: 2px solid transparent;
    color: var(--inkstone-muted);
    display: block;
    font-size: 13px;
    line-height: 1.35;
    margin-left: calc(var(--depth) * 10px);
    padding: 6px 0 6px 10px;
    text-decoration: none;
    transition: border-color .16s ease, color .16s ease;
}

.inkstone-toc a:hover,
.inkstone-toc a.is-active {
    border-color: var(--inkstone-accent);
    color: var(--inkstone-text);
}

.inkstone-demo {
    background: var(--inkstone-panel);
    border: 1px solid var(--inkstone-border);
    border-radius: 8px;
    box-shadow: var(--inkstone-panel-shadow), var(--inkstone-glass-shadow, none);
    margin: 26px 0;
    overflow: hidden;
}

.inkstone-demo-toolbar {
    align-items: center;
    background: color-mix(in srgb, var(--inkstone-panel) 88%, var(--inkstone-bg));
    border-bottom: 1px solid var(--inkstone-border);
    display: flex;
    gap: 12px;
    justify-content: space-between;
    padding: 10px;
}

.inkstone-demo-tabs {
    display: inline-flex;
    gap: 4px;
}

.inkstone-demo-tabs button {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--inkstone-muted);
    cursor: pointer;
    font: inherit;
    font-size: 12px;
    font-weight: 720;
    line-height: 1;
    padding: 8px 10px;
}

.inkstone-demo-tabs button:hover,
.inkstone-demo-tabs button.is-active {
    background: var(--inkstone-nav-active);
    border-color: var(--inkstone-border);
    color: var(--inkstone-text);
}

.inkstone-demo-panel {
    padding: 16px;
}

.inkstone-demo-source pre,
.inkstone-demo-output pre {
    background: var(--inkstone-demo-code-bg, var(--inkstone-code-bg));
    border: 1px solid var(--inkstone-demo-code-border, var(--inkstone-border));
    margin: 0;
}

.inkstone-demo-output {
    background: var(--inkstone-demo-output);
}

.inkstone-demo-stack {
    border-top: 1px solid var(--inkstone-border);
    margin-top: 14px;
    padding-top: 12px;
}

.inkstone-demo-stack summary {
    color: var(--inkstone-muted);
    cursor: pointer;
    font-size: 12px;
    font-weight: 720;
}

.inkstone-footer {
    border-top: 1px solid var(--inkstone-border);
    color: var(--inkstone-muted);
    font-size: 13px;
    margin-top: 56px;
    max-width: 820px;
    padding-top: 22px;
    display: flex;
    justify-content: space-between;
}

.inkstone-footer a {
    color: inherit;
    text-decoration-color: color-mix(in srgb, var(--inkstone-muted) 45%, transparent);
    text-underline-offset: 3px;
}

.inkstone-footer a.with-icon {
    display: inline-flex;
    gap: 4px;
    align-items: center;
}
.inkstone-footer a.with-icon svg {
    display: block;
    flex: 0 0 auto;
    height: 16px;
    width: 16px;
}

.inkstone-footer a:hover {
    color: var(--inkstone-text);
    text-decoration-color: var(--inkstone-accent);
}

.inkstone-search-results {
    max-height: min(520px, calc(100vh - 180px));
    overflow: auto;
    padding: 8px;
}

.inkstone-search-result {
    border-radius: 7px;
    display: grid;
    gap: 4px;
    padding: 12px 13px;
    text-decoration: none;
}

.inkstone-search-result:hover,
.inkstone-search-result.is-active {
    background: var(--inkstone-nav-active);
}

.inkstone-search-result strong {
    color: var(--inkstone-text);
    font-size: 14px;
}

.inkstone-search-result span,
.inkstone-search-empty {
    color: var(--inkstone-muted);
    font-size: 13px;
    line-height: 1.45;
}

.inkstone-search-empty {
    padding: 14px;
}

.inkstone-search-result mark {
    background: var(--inkstone-mark);
    border-radius: 4px;
    color: inherit;
    padding: 0 2px;
}

.inkstone-back-to-top {
    align-items: center;
    background: var(--inkstone-control);
    border: 1px solid var(--inkstone-border);
    border-radius: 8px;
    bottom: 22px;
    box-shadow: var(--inkstone-panel-shadow);
    color: var(--inkstone-text);
    cursor: pointer;
    display: inline-flex;
    height: 42px;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    position: fixed;
    right: 22px;
    transform: translateY(10px);
    transition: opacity .2s ease, transform .2s ease, background-color .16s ease;
    width: 42px;
    z-index: 45;
}

.inkstone-back-to-top.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.inkstone-back-to-top:hover {
    background: var(--inkstone-control-hover);
}

.inkstone-back-to-top svg {
    height: 20px;
    width: 20px;
}

@media (max-width: 1120px) {
    .inkstone-shell {
        grid-template-columns: 260px minmax(0, 1fr);
    }

    .inkstone-toc {
        display: none;
    }
}

@media (max-width: 760px) {
    .inkstone-shell {
        display: block;
    }

    .inkstone-header {
        padding: 0 14px;
    }

    .inkstone-mobile-toggle {
        display: inline-flex;
    }

    .inkstone-brand {
        max-width: 40vw;
    }

    .inkstone-sidebar {
        background: var(--inkstone-panel);
        bottom: 0;
        box-shadow: var(--inkstone-search-shadow);
        display: none;
        height: calc(100vh - 66px);
        height: calc(100dvh - 66px);
        left: 0;
        max-height: calc(100vh - 66px);
        max-height: calc(100dvh - 66px);
        overflow-x: hidden;
        overflow-y: auto;
        overscroll-behavior: contain;
        position: fixed;
        top: 66px;
        touch-action: pan-y;
        width: min(330px, 90vw);
        -webkit-overflow-scrolling: touch;
        z-index: 45;
    }

    .inkstone-sidebar.is-open {
        display: block;
    }

    .inkstone-content {
        padding: 34px 20px 78px;
    }

    .inkstone-prose h1 {
        font-size: 2rem;
    }

    .inkstone-search-overlay {
        padding: 76px 12px 16px;
    }

    .inkstone-search-dialog {
        width: 100%;
    }

    .inkstone-search-input {
        min-width: calc(100% - 4rem);
    }
}