@import base

/* Theme */

\:root
    // Sizes
    --height-nav: 55px
    --width-content: 1250px
    --width-sidebar: 235px
    --width-aside: 27.5vw

    // Fonts
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol'
    --font-secondary: 'HK Grotesk', Roboto, Helvetica, Arial, sans-serif
    --font-code: "Jetbrains Mono", Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace

    // Font Sizes
    --font-size-xs: 1.1rem
    --font-size-sm: 1.3rem
    --font-size-md: 1.35rem
    --font-size-lg: 1.4rem
    --font-size-code: 1.2rem

    --line-height-xs: 1.25
    --line-height-sm: 1.375
    --line-height-md: 1.5
    --line-height-lg: 1.9
    --line-height-code: 1.8

    // Spacing
    --spacing-xs: 1rem
    --spacing-sm: 2rem
    --spacing-md: 4rem
    --spacing-lg: 6rem

    // Theme Colors
    --color-theme-blue: hsl(195, 92%, 44%)
    --color-theme-blue-dark: hsl(195, 92%, 34%)
    --color-theme-blue-light: hsla(195, 92%, 44%, 0.06)
    --color-theme-blue-opaque: hsla(195, 92%, 44%, 0.11)

    --color-theme-green: hsl(164, 94%, 35%)
    --color-theme-green-dark: hsl(164, 94%, 25%)
    --color-theme-green-light: hsla(164, 94%, 35%, 0.06)
    --color-theme-green-opaque: hsla(164, 94%, 35%, 0.11)

    --color-theme-purple: hsl(255, 61%, 54%)
    --color-theme-purple-dark: hsl(255, 61%, 44%)
    --color-theme-purple-light: hsla(255, 61%, 54%, 0.06)
    --color-theme-purple-opaque: hsla(255, 61%, 54%, 0.11)

    --color-theme-nightly: hsl(257, 99%, 67%)
    --color-theme-nightly-dark: hsl(257, 99%, 57%)
    --color-theme-nightly-light: hsla(257, 99%, 67%, 0.06)
    --color-theme-nightly-opaque: hsla(257, 99%, 67%, 0.11)

    // Regular colors
    --color-back: hsl(0, 0%, 100%)
    --color-front: hsl(213, 15%, 12%)
    --color-dark: hsl(214, 15%, 32%)
    --color-dark-secondary: hsl(214, 14%, 22%)
    --color-subtle-opaque: hsla(0, 0%, 96%, 0.56)
    --color-subtle: hsl(0, 0%, 87%)
    --color-subtle-light: hsl(0, 0%, 96%)
    --color-subtle-dark: hsl(162, 5%, 60%)

    --color-green-medium: hsl(108, 66%, 63%)
    --color-green-transparent: hsla(108, 66%, 63%, 0.11)
    --color-red-light: hsl(355, 100%, 96%)
    --color-red-medium: hsl(346, 84%, 61%)
    --color-red-dark: hsl(332, 64%, 34%)
    --color-red-opaque: hsl(346, 96%, 89%)
    --color-red-transparent: hsla(346, 84%, 61%, 0.11)
    --color-yellow-light: hsl(46, 100%, 95%)
    --color-yellow-medium: hsl(45, 90%, 55%)
    --color-yellow-dark: hsl(44, 94%, 27%)
    --color-yellow-opaque: hsl(45, 90%, 87%)

    // Syntax Highlighting
    --syntax-comment: hsl(162, 5%, 60%)
    --syntax-tag: hsl(266, 72%, 72%)
    --syntax-number: hsl(266, 72%, 72%)
    --syntax-selector: hsl(31, 100%, 71%)
    --syntax-operator: hsl(342, 100%, 59%)
    --syntax-function: hsl(195, 70%, 54%)
    --syntax-keyword: hsl(342, 100%, 59%)
    --syntax-regex: hsl(45, 90%, 55%)

    // Other
    --color-inline-code-text: var(--color-dark)
    --color-inline-code-bg: var(--color-subtle-light)

    --color-shadow: hsla(0, 0%, 0%, 0.2)
    --box-shadow: 0 1px 5px var(--color-shadow)
    --border-radius: 6px

/* Theming */
.theme-blue
    --color-theme: var(--color-theme-blue)
    --color-theme-dark: var(--color-theme-blue-dark)
    --color-theme-light: var(--color-theme-blue-light)
    --color-theme-opaque: var(--color-theme-blue-opaque)

.theme-green
    --color-theme: var(--color-theme-green)
    --color-theme-dark: var(--color-theme-green-dark)
    --color-theme-light: var(--color-theme-green-light)
    --color-theme-opaque: var(--color-theme-green-opaque)

.theme-purple
    --color-theme: var(--color-theme-purple)
    --color-theme-dark: var(--color-theme-purple-dark)
    --color-theme-light: var(--color-theme-purple-light)
    --color-theme-opaque: var(--color-theme-purple-opaque)

.theme-nightly
    --color-theme: var(--color-theme-nightly)
    --color-theme-dark: var(--color-theme-nightly-dark)
    --color-theme-light: var(--color-theme-nightly-light)
    --color-theme-opaque: var(--color-theme-nightly-opaque)


/* Fonts */

@font-face
    font-family: "HK Grotesk"
    font-style: normal
    font-weight: 500
    src: url("../fonts/hkgrotesk-semibold.woff2") format("woff2"), url("../fonts/hkgrotesk-semibold.woff") format("woff")
    font-display: swap

@font-face
    font-family: "HK Grotesk"
    font-style: italic
    font-weight: 500
    src: url("../fonts/hkgrotesk-semibolditalic.woff2") format("woff2"), url("../fonts/hkgrotesk-semibolditalic.woff") format("woff")
    font-display: swap

@font-face
    font-family: "HK Grotesk"
    font-style: normal
    font-weight: 600
    src: url("../fonts/hkgrotesk-bold.woff2") format("woff2"), url("../fonts/hkgrotesk-bold.woff") format("woff")
    font-display: swap

@font-face
    font-family: "HK Grotesk"
    font-style: italic
    font-weight: 600
    src: url("../fonts/hkgrotesk-bolditalic.woff2") format("woff2"), url("../fonts/hkgrotesk-bolditalic.woff") format("woff")
    font-display: swap

@font-face
    font-family: "JetBrains Mono"
    font-style: normal
    font-weight: 500
    font-display: fallback
    src: url("../fonts/jetbrainsmono-regular.woff") format("woff"), url("../fonts/jetbrainsmono-regular.woff2") format("woff2")

/* Reset */

*, *:before, *:after
    box-sizing: border-box
    padding: 0
    margin: 0
    border: 0
    outline: 0

html
    font-family: sans-serif
    text-rendering: optimizeSpeed
    -ms-text-size-adjust: 100%
    -webkit-text-size-adjust: 100%
    -webkit-font-smoothing: antialiased
    -moz-osx-font-smoothing: grayscale

body
    margin: 0

article, aside, details, figcaption, figure, footer, header, main, menu, nav,
section, summary, progress
    display: block

a
    background-color: transparent
    color: inherit
    text-decoration: none

    &:active,
    &:hover
        outline: 0

abbr[title]
    border-bottom: none
    text-decoration: underline
    text-decoration: underline dotted

b, strong
    font-weight: inherit
    font-weight: bolder

small
    font-size: 80%

sub, sup
    position: relative
    font-size: 65%
    line-height: 0
    vertical-align: baseline

sup
    top: -0.5em

sub
    bottom: -0.15em

img
    border: 0
    height: auto
    max-width: 100%

svg
    max-width: 100%
    color-interpolation-filters: sRGB
    fill: currentColor

    &:not(:root)
        overflow: hidden

hr
    box-sizing: content-box
    overflow: visible
    height: 0

pre
    overflow: auto

code, pre
    font-family: monospace, monospace
    font-size: 1em

table
    text-align: left
    width: 100%
    max-width: 100%
    border-collapse: collapse

    td, th
        vertical-align: top

ul, ol
    list-style: none

input, button
    appearance: none
    background: transparent

button
    cursor: pointer

progress
    appearance: none

/* Layout */

html
    font-size: 11px

body
    background: var(--color-back)
    color: var(--color-front)

p
    margin-bottom: var(--spacing-md)
    font-family: var(--font-primary)
    font-size: var(--font-size-md)
    line-height: var(--line-height-md)

    &:empty
        margin-bottom: 0

a:focus
    outline: 1px dotted var(--color-theme)

body [id]:target
    padding-top: calc(var(--height-nav) * 1.25) !important

::selection
    background: var(--color-theme)
    color: var(--color-back)
    text-shadow: none

// Footnotes

.footnotes
    border-top: 1px dotted var(--color-subtle)
    color: var(--color-dark)

    li
        font-size: var(--font-size-xs)

    .footnote-backref
        border: none
        margin-left: 1rem
        display: inline-block
        width: 1em
        line-height: 1
        overflow: hidden

        &:before
            content: "\21A9\FE0E"
            width: 1em

    hr
        display: none


// Prism

[class*="language-"] .token
    &.comment, &.prolog, &.doctype, &.cdata, &.punctuation
        color: var(--syntax-comment)

    &.property, &.tag, &.constant, &.symbol
        color: var(--syntax-tag)

    &.boolean, &.number
        color: var(--syntax-number)

    &.selector, &.attr-name, &.string, &.char, &.builtin
        color: var(--syntax-selector)

    @at-root .language-css .token.string,
    &.operator, &.entity, &.url, &.variable
        color: var(--syntax-operator)

    &.atrule, &.attr-value, &.function
        color: var(--syntax-function)

    &.regex, &.important
        color: var(--syntax-regex)

    &.keyword
        color: var(--syntax-keyword)

    &.inserted, &.deleted
        padding: 2px 0
        border-radius: 2px

    &.inserted
        color: var(--color-green-medium)
        background: var(--color-green-transparent)

    &.deleted
        color: var(--color-red-medium)
        background: var(--color-red-transparent)

    &.italic
        font-style: italic

.gatsby-highlight-code-line
    background-color: var(--color-dark-secondary)
    border-left: 0.35em solid var(--color-theme)
    display: block
    margin-right: -2em
    margin-left: -2em
    padding-right: 2em
    padding-left: 1.65em

    &:empty:before
        // Fix issue where empty lines would disappear
        content: " "


// CodeMirror

.CodeMirror.cm-s-default
    background: var(--color-front)
    color: var(--color-subtle)

    .CodeMirror-line
        padding: 0

    .CodeMirror-selected
        background: var(--color-theme)
        color: var(--color-back)

    .CodeMirror-cursor
        border-left-color: currentColor

    .cm-variable-2
        color: inherit
        font-style: italic

    .cm-comment
        color: var(--syntax-comment)

    .cm-keyword, .cm-builtin
        color: var(--syntax-keyword)

    .cm-operator
        color: var(--syntax-operator)

    .cm-string
        color: var(--syntax-selector)

    .cm-number
        color: var(--syntax-number)

    .cm-def
        color: var(--syntax-function)

// Jupyter

.jp-RenderedText pre
    .ansi-cyan-fg.ansi-cyan-fg
        color: var(--syntax-function)

    .ansi-green-fg.ansi-green-fg
        color: var(--color-green-medium)

    .ansi-red-fg.ansi-red-fg
        color: var(--syntax-operator)

.jp-OutputArea
    &:not(:empty)
        padding: 2rem 2rem 1rem
        border-top: 1px solid var(--color-dark)
        margin-top: 2rem

    .entities, svg
        white-space: initial
        font-family: inherit

    .entities
        font-size: 1.35rem

    .displacy
        margin-top: 1rem
        font-family: var(--font-primary) !important
        color: var(--color-subtle) !important
        background: var(--color-front) !important

.jp-OutputArea pre
    font: inherit

.jp-OutputPrompt.jp-OutputArea-prompt
    padding-top: 0.5em
    margin-right: 1rem
    font-family: inherit
    font-weight: bold

/* Tooltips */

[data-tooltip]
    position: relative

@include breakpoint(min, sm)
    [data-tooltip][data-tooltip-style="code"]:before
        -webkit-font-smoothing: subpixel-antialiased
        -moz-osx-font-smoothing: auto
        padding: 0.35em 0.85em 0.45em
        font-family: var(--font-code)
        white-space: nowrap
        min-width: auto

    [data-tooltip]:before
        font: normal var(--font-size-xs)/var(--line-height-xs) var(--font-primary)
        position: absolute
        top: 125%
        left: 50%
        display: inline-block
        content: attr(data-tooltip)
        background: var(--color-front)
        border-radius: var(--border-radius)
        box-shadow: var(--box-shadow)
        border: 1px solid var(--color-dark)
        color: var(--color-back)
        text-transform: none
        text-align: left
        opacity: 0
        transform: translateX(-50%) translateY(-2px)
        transition: opacity 0.1s ease-out, transform 0.1s ease-out
        visibility: hidden
        max-width: 300px
        min-width: 200px
        padding: 0.75em 1em 1em
        z-index: 200
        white-space: pre-wrap

    [data-tooltip]:hover:before
        opacity: 1
        transform: translateX(-50%) translateY(0)
        visibility: visible

/* Gatsby Images */

.gatsby-resp-image-figure
    margin-bottom: var(--spacing-md)

.gatsby-resp-image-figcaption
    font: var(--font-size-xs)/var(--line-height-md) var(--font-primary)
    color: var(--color-subtle-dark)
    padding-top: 0.75rem
    padding-left: 3rem

    code
        color: inherit