::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    transition: background-color 0.3s, border-color 0.3s;
}
::-webkit-scrollbar-corner {}

/* Light Theme Defaults */
:root, [data-theme="light"] {
    --header-row-height: 40px;
    --header-row-breadcrumbs-height: 40px;
    --header-total-height: calc(var(--header-row-height) + var(--header-row-breadcrumbs-height));

    --resizer-width: 5px;
    --resizer-hover: var(--accent-color);
    --sidebar-width: 20%;

    --sidebar-left-width: 25%;
    --sidebar-right-width: 20%;

    --sidebar-left-display: flex;
    --sidebar-right-display: flex;

    --accent-color: #2394878C;

    --bg-body: #FFFFFF;
    --bg-header: #FFFFFF;
    --bg-sidebar: #F7F7F7;
    --bg-content: #FFFFFF;
    --bg-modal: #FFFFFF;
    --bg-input: #FFFFFF;
    --bg-floating: #FFFFFF;

    --control-bg: #EEEEEE;
    --control-active: #DDDDDD;
    --control-selected: var(--accent-color);
    --control-selected-text: #FFFFFF;

    --text-color: #333333;
    --text-secondary: #555555;
    --border-color: #DDDDDD;
    --icon-color: #555555;
    --hover-color: #0000000D;
    --active-color: #0000001A;

    --overlay-color: #00000080;
    --modal-backdrop: #00000099;
    --shadow-color: #0000001A;

    --tree-line-color: #CCCCCC;
    --tree-line-hover: var(--accent-color);

    --pulse-animation-color: var(--accent-color);

    --checkbox-background-color: #E9E9E9;
    --checkbox-border-color: #C7C7C7;
    --checkbox-checked-background-color: var(--accent-color);
    --checkbox-checked-border-color: var(--accent-color);
    --checkbox-disabled-background-color: var(--checkbox-background-color);
    --checkbox-disabled-border-color: var(--checkbox-border-color);

    --loader-bg-color: #ECECEC;
    --loader-bg-color-active: #C0C0C0;

    --color-file-default: #555555;
    --color-file-yellow: #F9C553;
    --color-file-green: #3CC23A;
    --color-file-pink: #FD6394;
    --color-file-red: #E03534;
    --color-file-lblue: #84B8F9;
    --color-file-dblue: #1472F8;
    --color-file-violet: #8C5885;
    --color-file-brown: #835333;

    --table-header-bg: #F0F0F0;
    --table-row-hover: #FAFAFA;
    --table-border: #E0E0E0;

    --a-link:    #539BF5;
    --a-active:  #6BA4E9;
    --a-visited: #A459E4;

    /* Markdown */
    --md-tag-code-bg: #DBD8D8;
    --md-tag-code-active-bg: #BFBCBC;
    --md-tag-blockquote-color: #707070;
    --md-tag-blockquote-border: #8F9398;
    --md-element-code-lang-line-bg: #CFCFCF;
    --md-element-code-lang-line-color: #262626;
    --md-element-code-bg: #E9E9E9;

    --md-blockquote-note: #478BE6;
    --md-blockquote-tip: #57AB5A;
    --md-blockquote-important: #986EE2;
    --md-blockquote-warning: #C69026;
    --md-blockquote-caution: #E5534B;

    --code-highlight-darkula-default: var(--text-color);
    --code-highlight-darkula-keyword: #CC7832;
    --code-highlight-darkula-text: #529755;
    --code-highlight-darkula-comment: #00000094;
    --code-highlight-darkula-number: #5897BB;
    --code-highlight-darkula-builtin-function: #8888C6;
    --code-highlight-darkula-magic-method: #B200B2;
    --code-highlight-darkula-self: #94558D;
    --code-highlight-darkula-decorator: #BBB529;
    --code-highlight-darkula-function: #FDB648;
    --code-highlight-darkula-argument: #AA4926;

    /* Syntax highlighting */
    .n, .nn, .p, .o {color: var(--code-highlight-darkula-default)} /* Default */
    .k, .ow, .kn, .si, .se, .kd, .kc, .nt {color: var(--code-highlight-darkula-keyword);} /* Keywords */
    .s, .s1, .s2, .sa, .sd {color: var(--code-highlight-darkula-text)!important;} /* Text */
    .c1, .cp, .cpf {color: var(--code-highlight-darkula-comment);} /* Comment */
    .m, .mi, .mf {color: var(--code-highlight-darkula-number);} /* Number */
    .nb, .kt {color: var(--code-highlight-darkula-builtin-function);} /* Default functions */
    .fm {color: var(--code-highlight-darkula-magic-method);} /* Magical methods */
    .bp {color: var(--code-highlight-darkula-self);} /* Self */
    .nd {color: var(--code-highlight-darkula-decorator);} /* Decorator */
    .nf {color: var(--code-highlight-darkula-function);} /* Function name */
    .na {color: var(--code-highlight-darkula-argument);} /* Argument */

    .language-java .kt {color: var(--code-highlight-darkula-keyword);}
    .language-java .na {
        color: var(--code-highlight-darkula-default);
    }
    /*
    .language-java .na {
        color: var(--code-highlight-darkula-self);
        font-style: italic;
    }
    .language-java .na + .p + .na {font-style: normal;}
    */

    .language-yaml .c1 {color: #629755;}  /* Comment (Text, but lighter) */
    .language-json .nt {color: var(--code-highlight-darkula-text);}
    .language-ini .na {color: var(--code-highlight-darkula-default);}
}

/* Dark Theme Overrides */
[data-theme="dark"] {
    --bg-body: #121212;
    --bg-header: #1E1E1E;
    --bg-sidebar: #252526;
    --bg-content: #1E1E1E;
    --bg-modal: #2D2D2D;
    --bg-input: #252526;
    --bg-floating: #2D2D2D;

    --control-bg: #333333;
    --control-active: #444444;

    --text-color: #AAAAAA; /* #E0E0E0; */
    --text-secondary: #AAAAAA;
    --border-color: #3E3E42;
    --icon-color: #CCCCCC;
    --hover-color: #FFFFFF1A;
    --active-color: #FFFFFF30;

    --overlay-color: #000000B3;
    --shadow-color: #00000080;

    --tree-line-color: #444444;

    --color-file-default: #DADADA;

    --table-header-bg: #252526;
    --table-row-hover: #2A2D2E;
    --table-border: #3E3E42;

    --checkbox-background-color: #262626;
    --checkbox-border-color: #3a3a3a;

    --loader-bg-color: #2D2D2D;
    --loader-bg-color-active: #505050;

    /* Markdown */
    --md-tag-code-bg: #474747;
    --md-tag-code-active-bg: #373737;
    --md-tag-blockquote-color: #949494;
    --md-tag-blockquote-border: #3D444D;
    --md-element-code-lang-line-bg: #393939;
    --md-element-code-lang-line-color: #D9D9E3;
    --md-element-code-bg: #272727;

    /* Syntax highlighting */
    --code-highlight-darkula-comment: #FFFFFF80;
    --code-highlight-darkula-function: #FFC66D;
    .c1, .cp, .cpf {color: var(--code-highlight-darkula-comment);} /* Comment */
    .nf {color: var(--code-highlight-darkula-function);} /* Function name */
}

/* GitHub Dark Theme */
[data-theme="dark-github"] {
    --accent-color: #2F81F7;

    --bg-body: #0D1117;
    --bg-header: #161B22;
    --bg-sidebar: #161B22;
    --bg-content: #0D1117;
    --bg-modal: #161B22;
    --bg-input: #161B22;
    --bg-floating: #21262D;

    --control-bg: #21262D;
    --control-active: #30363D;
    --control-selected: var(--accent-color);
    --control-selected-text: #FFFFFF;

    --text-color: #C9D1D9;
    --text-secondary: #8B949E;
    --border-color: #30363D;
    --icon-color: #8B949E;
    --hover-color: #FFFFFF14;

    --overlay-color: #000000B3;
    --modal-backdrop: #000000CC;
    --shadow-color: #00000080;

    --tree-line-color: #30363D;
    --tree-line-hover: var(--accent-color);

    --color-file-default: #838383;

    --checkbox-background-color: #0D1117;
    --checkbox-border-color: #30363D;
    --checkbox-checked-background-color: var(--accent-color);
    --checkbox-checked-border-color: var(--accent-color);

    --loader-bg-color: #21262D;
    --loader-bg-color-active: #30363D;

    --table-header-bg: #161B22;
    --table-row-hover: #161B22;
    --table-border: #30363D;

    --a-link:    #58A6FF;
    --a-active:  #79C0FF;
    --a-visited: #BC8CFF;

    /* Markdown */
    --md-tag-code-bg: #161B22;
    --md-tag-code-active-bg: #21262D;
    --md-tag-blockquote-color: #8B949E;
    --md-tag-blockquote-border: #30363D;
    --md-element-code-lang-line-bg: #21262D;
    --md-element-code-lang-line-color: #C9D1D9;
    --md-element-code-bg: #171D27;

    --md-blockquote-note: #1F6FEB;
    --md-blockquote-tip: #3FB950;
    --md-blockquote-important: #A371F7;
    --md-blockquote-warning: #D29922;
    --md-blockquote-caution: #F85149;

    /* Syntax highlighting (GitHub-like) */
    --code-highlight-darkula-default: #C9D1D9;
    --code-highlight-darkula-keyword: #FF7B72;
    --code-highlight-darkula-text: #A5D6FF;
    --code-highlight-darkula-comment: #8B949E;
    --code-highlight-darkula-number: #79C0FF;
    --code-highlight-darkula-builtin-function: #D2A8FF;
    --code-highlight-darkula-magic-method: #D2A8FF;
    --code-highlight-darkula-self: #79C0FF;
    --code-highlight-darkula-decorator: #7EE787;
    --code-highlight-darkula-function: #D2A8FF;
    --code-highlight-darkula-argument: #FFA657;

    .n, .nn, .p, .o {color: var(--code-highlight-darkula-default);}
    .k, .ow, .kn, .si, .se, .kd, .kc, .nt {color: var(--code-highlight-darkula-keyword);}
    .s, .s1, .s2, .sa, .sd {color: var(--code-highlight-darkula-text)!important;}
    .c1, .cp, .cpf {color: var(--code-highlight-darkula-comment);}
    .m, .mi, .mf {color: var(--code-highlight-darkula-number);}
    .nb, .kt {color: var(--code-highlight-darkula-builtin-function);}
    .fm {color: var(--code-highlight-darkula-magic-method);}
    .bp {color: var(--code-highlight-darkula-self);}
    .nd {color: var(--code-highlight-darkula-decorator);}
    .nf {color: var(--code-highlight-darkula-function);}
    .na {color: var(--code-highlight-darkula-argument);}

    .language-yaml .c1 {color: #8B949E;}
    .language-json .nt {color: #79C0FF;}
    .language-ini .na {color: var(--code-highlight-darkula-default);}
}

/* Tokyo Night Theme */
[data-theme="dark-tokyo"] {
    --accent-color: #7AA2F7;

    --bg-body: #1A1B26;
    --bg-header: #1F2335;
    --bg-sidebar: #1F2335;
    --bg-content: #1A1B26;
    --bg-modal: #1F2335;
    --bg-input: #24283B;
    --bg-floating: #24283B;

    --control-bg: #24283B;
    --control-active: #414868;
    --control-selected: var(--accent-color);
    --control-selected-text: #1A1B26;

    --text-color: #C0CAF5;
    --text-secondary: #9AA5CE;
    --border-color: #414868;
    --icon-color: #9AA5CE;
    --hover-color: #FFFFFF12;

    --overlay-color: #000000B3;
    --modal-backdrop: #000000CC;
    --shadow-color: #00000080;

    --tree-line-color: #414868;
    --tree-line-hover: var(--accent-color);

    --color-file-default: #838383;

    --checkbox-background-color: #1A1B26;
    --checkbox-border-color: #414868;
    --checkbox-checked-background-color: var(--accent-color);
    --checkbox-checked-border-color: var(--accent-color);

    --loader-bg-color: #24283B;
    --loader-bg-color-active: #414868;

    --table-header-bg: #1F2335;
    --table-row-hover: #24283B;
    --table-border: #414868;

    --a-link:    #7AA2F7;
    --a-active:  #89B4FA;
    --a-visited: #BB9AF7;

    /* Markdown */
    --md-tag-code-bg: #24283B;
    --md-tag-code-active-bg: #414868;
    --md-tag-blockquote-color: #9AA5CE;
    --md-tag-blockquote-border: #414868;
    --md-element-code-lang-line-bg: #24283B;
    --md-element-code-lang-line-color: #C0CAF5;
    --md-element-code-bg: #1F212F;

    --md-blockquote-note: #7AA2F7;
    --md-blockquote-tip: #9ECE6A;
    --md-blockquote-important: #BB9AF7;
    --md-blockquote-warning: #E0AF68;
    --md-blockquote-caution: #F7768E;

    /* Syntax highlighting */
    --code-highlight-darkula-default: #C0CAF5;
    --code-highlight-darkula-keyword: #7AA2F7;
    --code-highlight-darkula-text: #9ECE6A;
    --code-highlight-darkula-comment: #565F89;
    --code-highlight-darkula-number: #FF9E64;
    --code-highlight-darkula-builtin-function: #2AC3DE;
    --code-highlight-darkula-magic-method: #2AC3DE;
    --code-highlight-darkula-self: #7AA2F7;
    --code-highlight-darkula-decorator: #BB9AF7;
    --code-highlight-darkula-function: #7AA2F7;
    --code-highlight-darkula-argument: #E0AF68;

    .n, .nn, .p, .o {color: var(--code-highlight-darkula-default);}
    .k, .ow, .kn, .si, .se, .kd, .kc, .nt {color: var(--code-highlight-darkula-keyword);}
    .s, .s1, .s2, .sa, .sd {color: var(--code-highlight-darkula-text)!important;}
    .c1, .cp, .cpf {color: var(--code-highlight-darkula-comment);}
    .m, .mi, .mf {color: var(--code-highlight-darkula-number);}
    .nb, .kt {color: var(--code-highlight-darkula-builtin-function);}
    .fm {color: var(--code-highlight-darkula-magic-method);}
    .bp {color: var(--code-highlight-darkula-self);}
    .nd {color: var(--code-highlight-darkula-decorator);}
    .nf {color: var(--code-highlight-darkula-function);}
    .na {color: var(--code-highlight-darkula-argument);}

    .language-yaml .c1 {color: #565F89;}
    .language-json .nt {color: #7AA2F7;}
    .language-ini .na {color: var(--code-highlight-darkula-default);}
}

/* Material Palenight Theme */
[data-theme="dark-palenight"] {
    --accent-color: #82AAFF;

    --bg-body: #292D3E;
    --bg-header: #2E3246;
    --bg-sidebar: #2E3246;
    --bg-content: #292D3E;
    --bg-modal: #2E3246;
    --bg-input: #3B3F58;
    --bg-floating: #3B3F58;

    --control-bg: #3B3F58;
    --control-active: #43475F;
    --control-selected: var(--accent-color);
    --control-selected-text: #292D3E;

    --text-color: #A6ACCD;
    --text-secondary: #8F93A2;
    --border-color: #43475F;
    --icon-color: #A6ACCD;
    --hover-color: #FFFFFF14;

    --overlay-color: #000000B3;
    --modal-backdrop: #000000CC;
    --shadow-color: #00000080;

    --tree-line-color: #43475F;
    --tree-line-hover: var(--accent-color);

    --color-file-default: #838383;

    --checkbox-background-color: #292D3E;
    --checkbox-border-color: #43475F;
    --checkbox-checked-background-color: var(--accent-color);
    --checkbox-checked-border-color: var(--accent-color);

    --loader-bg-color: #3B3F58;
    --loader-bg-color-active: #4A4F6A;

    --table-header-bg: #2E3246;
    --table-row-hover: #3B3F58;
    --table-border: #43475F;

    --a-link:    #82AAFF;
    --a-active:  #9CC2FF;
    --a-visited: #C792EA;

    /* Markdown */
    --md-tag-code-bg: #3B3F58;
    --md-tag-code-active-bg: #43475F;
    --md-tag-blockquote-color: #8F93A2;
    --md-tag-blockquote-border: #43475F;
    --md-element-code-lang-line-bg: #3B3F58;
    --md-element-code-lang-line-color: #A6ACCD;
    --md-element-code-bg: #2D3143;

    --md-blockquote-note: #82AAFF;
    --md-blockquote-tip: #C3E88D;
    --md-blockquote-important: #C792EA;
    --md-blockquote-warning: #FFCB6B;
    --md-blockquote-caution: #F07178;

    /* Syntax highlighting (Palenight) */
    --code-highlight-darkula-default: #A6ACCD;
    --code-highlight-darkula-keyword: #C792EA;
    --code-highlight-darkula-text: #C3E88D;
    --code-highlight-darkula-comment: #676E95;
    --code-highlight-darkula-number: #F78C6C;
    --code-highlight-darkula-builtin-function: #82AAFF;
    --code-highlight-darkula-magic-method: #82AAFF;
    --code-highlight-darkula-self: #FFCB6B;
    --code-highlight-darkula-decorator: #C792EA;
    --code-highlight-darkula-function: #82AAFF;
    --code-highlight-darkula-argument: #F78C6C;

    .n, .nn, .p, .o {color: var(--code-highlight-darkula-default);}
    .k, .ow, .kn, .si, .se, .kd, .kc, .nt {color: var(--code-highlight-darkula-keyword);}
    .s, .s1, .s2, .sa, .sd {color: var(--code-highlight-darkula-text)!important;}
    .c1, .cp, .cpf {color: var(--code-highlight-darkula-comment);}
    .m, .mi, .mf {color: var(--code-highlight-darkula-number);}
    .nb, .kt {color: var(--code-highlight-darkula-builtin-function);}
    .fm {color: var(--code-highlight-darkula-magic-method);}
    .bp {color: var(--code-highlight-darkula-self);}
    .nd {color: var(--code-highlight-darkula-decorator);}
    .nf {color: var(--code-highlight-darkula-function);}
    .na {color: var(--code-highlight-darkula-argument);}

    .language-yaml .c1 {color: #676E95;}
    .language-json .nt {color: #82AAFF;}
    .language-ini .na {color: var(--code-highlight-darkula-default);}
}


.cheatsheet_field[data-cheatsheet-path="__loader"] {
    .skeleton {
        background: var(--loader-bg-color);
        border-radius: 5px;
        margin-bottom: 4px;
        animation: pulse_loader 1.8s ease-in-out infinite;
    }

    .skeleton.title         {width:  30%; height:  26px; margin-bottom: 8px;}
    .skeleton.line          {width: 100%; height:  23px;}
    .skeleton.short_line    {width:  55%; height:  23px;}
    .skeleton.not_full_line {width:  83%; height:  23px;}
    .skeleton.big           {width: 100%; height: 100px; margin-top: 5px; margin-bottom: 8px;}
}

.cheatsheet_field[data-cheatsheet-path="README"] {
    div {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    h1:before {content: "";}
}

.cheatsheet_field[data-cheatsheet-path^="error-"] {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;

    -moz-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* .cheatsheet_field[data-cheatsheet-path="error-empty"] */
.cheatsheet_field[data-cheatsheet-path="error-404"] {
    color: red;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-body);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

/* --- HEADER --- */
header {
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-header);
    z-index: 20;
    position: relative;
    transition: background-color 0.3s, border-color 0.3s;
}

.header_row {
    height: var(--header-row-height);
    display: flex;
    align-items: center;
    padding: 0 5px;
}

.header_row.top {
    justify-content: space-between;
}

header .actions {
    display: flex;
    align-items: center;
    gap: 5px;
}

.header_row.bottom {
    height: var(--header-row-breadcrumbs-height);
    border-top: 1px solid var(--border-color);
    white-space: nowrap;
    color: var(--text-secondary);
    font-size: 0.9em;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header_row.bottom > div {
    display: flex;
    height: 100%;
    align-items: center;
    gap: 5px;
}

.header_row.bottom > div:first-child {
    padding-right: 5px;
    border-right: 1px solid var(--border-color);
}
.header_row.bottom > div:last-child {
    padding-left: 5px;
    border-left: 1px solid var(--border-color);
}

.breadcrumbs_content {
    flex-grow: 1;
    overflow: hidden;
    display: flex;
    align-items: center;
    white-space: nowrap;
    height: 100%;
    overflow-x: auto;
    user-select: text;
    padding: 12px;
}

.crumb_btn {
    padding: 4px;
    flex-shrink: 0;
}

.crumb_item {
    cursor: pointer;
    transition: color 0.2s;
    color: var(--text-color)!important;
}
.crumb_item:hover {
    text-decoration: underline;
}
.crumb_separator {
    margin: 0 6px;
    color: var(--text-secondary);
    opacity: 0.5;
    user-select: none;
}

.icon_btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: var(--icon-color)!important;

    width: 34px;
    height: 34px;
}

.icon_btn:hover {
    background-color: var(--hover-color);
}

svg {
    transition: fill 0.3s;
}

.icon_btn svg {
    width: 100%;
    height: 100%;
}

#main_container {
    flex-grow: 1;
    display: flex;
    position: relative;
    height: calc(100vh - var(--header-total-height));
    overflow: hidden;
}

aside {
    background-color: var(--bg-sidebar);
    overflow-y: auto;
    flex-shrink: 0;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s;
    z-index: 10;
}

#cheatsheets_sidebar {
    width: var(--sidebar-left-width);
    border-right: 1px solid var(--border-color);
    min-width: 10%;
    max-width: 70%;
    display: var(--sidebar-left-display);
}

#toc_sidebar {
    width: var(--sidebar-right-width);
    border-left: 1px solid var(--border-color);
    min-width: 10%;
    max-width: 70%;
    display: var(--sidebar-right-display);
}

.toc_header {
    padding: 15px;
    font-weight: bold;
    color: var(--text-secondary);
    font-size: 0.85em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
}
.toc_list {
    flex-grow: 1;
    overflow-y: auto;
}
.toc_list.empty {
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: normal;
    word-break: break-word;
    overflow-wrap: break-word;
    padding: 15px;
}
.toc_item {
    padding: 4px 10px;
    cursor: pointer;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 16px;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-bottom: 1px solid var(--border-color);
}
.toc_item:hover {
    background-color: var(--hover-color);
}

.toc_item pre {
    display: flex;
    flex-direction: row;
}
.toc_item .label {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;

    white-space: normal;
    word-break: break-word;
    overflow-wrap: break-word;
}

/* Full-text search */
.fts_container {
    position: sticky;
    top: 0;
    background-color: var(--bg-sidebar);
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
    z-index: 5;
    flex-shrink: 0;
    transition: background-color 0.3s, border-color 0.3s;
}
.fts_wrapper {
    position: relative;
    display: flex;
    align-items: center;
}
.fts_input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-content);
    color: var(--text-color);
    border-radius: 4px;
    font-size: 14px;
    outline: none;
    transition: background-color 0.3s, border-color 0.3s;
}
.fts_input:focus {
    border-color: var(--resizer-hover);
}

.clear_button {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px;
    display: none;
    align-items: center;
    justify-content: center;
}

.fts_input:not(:placeholder-shown) + .clear_button {
    display: flex;
}
.page_search_input:not(:placeholder-shown) + .clear_button {
    display: flex;
}

.clear_button svg {
    width: 16px;
    height: 16px;
    fill: var(--text-secondary);
}

/* File tree */
.folder_list {
    flex-grow: 1;
    padding: 10px 0;
    overflow-y: auto;
}
#folder_search_list {
    display: none;
}

.tree_item {
    padding: 6px 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    user-select: none;
}

.tree_item:hover {
    background-color: var(--hover-color);
}
.tree_item_active {
    background-color: var(--hover-color);
}

.tree_item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}
.label {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;

    flex: 1 1 auto;
    min-width: 0;
}
.tree_children {
    margin-left: 23px;
    padding-left: 5px;
    border-left: 2px solid var(--tree-line-color);
    transition: border-color 0.2s;
    position: relative;
}
.tree_children.hidden {
    display: none;
}
.tree_children:hover {
    border-left-color: var(--tree-line-hover);
    cursor: pointer;
}
.tree_children {
    cursor: default;
}

/* Resizer */
.resizer {
    width: var(--resizer-width);
    background-color: transparent;
    cursor: col-resize;
    flex-shrink: 0;
    z-index: 11;
    position: relative;
}
.resizer:hover, .resizer.active {
    background-color: var(--resizer-hover);
}
#resizer_left {
    margin-left: -2px;
    margin-right: -3px;
}
#resizer_right {
    margin-left: -3px;
    margin-right: -2px;
}

/* Content */
#content_wrapper {
    flex-grow: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 30%;
}
#cheatsheet_field_container {
    flex-grow: 1;
    background-color: var(--bg-content);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px;
    min-width: 30%;

    font-size: 12px;
    transition: background-color 0.3s ease;
    font-family: monospace;
    width: 100%;

    word-break: break-word;
    overflow-wrap: break-word;
}
.cheatsheet_field {
    max-width: 700px;
    margin: 0 auto;
    width: 100%;

    margin-bottom: 10px;
    gap: 0.5em;
    display: flex;
    flex-direction: column;
}
.cheatsheet_field.cheatsheet_field_nested {
    background: var(--bg-content);
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 0px;
}
.cheatsheet_field p {
    white-space: pre-wrap;
}

/* Mobile overlay */
#mobile_overlay {
    position: fixed;
    top: var(--header-total-height);
    left: 0;
    width: 100%;
    height: calc(100% - var(--header-total-height));
    background-color: #000000A8;
    opacity: 0;
    pointer-events: none;
    z-index: 13;
    transition: opacity 0.3s ease;
}



/* Settings modal */
#settings_modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 100;
    display: none;
    justify-content: center;
    align-items: center;
}
#settings_modal.active {
    display: flex;
}
.setting_group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 20px;
}
.setting_label {
    font-size: 0.9em;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: block;
}
.setting_description {
    font-size: 0.8em;
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: block;
}
.setting_row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Setting buttons */
.setting_btn {
    padding: 8px 16px;
    border-radius: 4px;
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s, filter 0.2s;
}
.setting_btn_danger {
    background-color: #EF4444;
    color: white;
}
.setting_btn_danger:hover {
    background-color: #DC2626;
}
.setting_btn_primary {
    background-color: #3B82F6;
    color: #FFFFFF;
}
.setting_btn_primary:hover {
    filter: brightness(0.9);
}
.setting_btn_secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-color);
}
.setting_btn_secondary:hover {
    background-color: var(--hover-color);
}

.settings_modal_backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--modal-backdrop);
}
.settings_modal_content {
    background: var(--bg-modal);
    border-radius: 8px;
    position: relative;
    box-shadow: 0 4px 15px var(--shadow-color);
    width: 700px;
    max-width: 90%;
    color: var(--text-color);
    height: 550px;
    display: flex;
    flex-direction: column;
    max-height: 85vh;
    overflow-y: auto;
}
.settings_modal_content::-webkit-scrollbar {display: none;}

.settings_modal_header {
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.settings_modal_title {
    font-size: 1.2em;
    font-weight: 600;
}
.settings_layout {
    display: flex;
    flex-grow: 1;
    height: 100%;
}

/* Categories Sidebar (Left) */
.settings_sidebar {
    width: 180px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 10px 0;
    overflow-y: auto;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}
.category_btn {
    padding: 10px 20px;
    text-align: left;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.2s;
    white-space: nowrap;
}
.category_btn:hover {
    background-color: var(--hover-color);
    color: var(--text-color);
}
.category_btn.active {
    background-color: var(--hover-color);
    color: #3b82f6;/*var(--recent-accent);*/
    border-left-color: #3b82f6;/*var(--recent-accent);*/
    font-weight: 500;
}
/* Settings Content (Right) */
.settings_content_pane {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    max-height: 100%;
    overflow-y: auto;
}
.settings_content_pages {
    overflow-y: auto;
    padding: 10px 15px 18px 15px;
    width: 100%;
    height: 100%;
}
.settings_page {
    display: none;
    animation: fadeIn 0.2s ease;
}
.settings_page.active {display: block;}

#page_experimental.settings_page.active:has(.no_experimental_settings) {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}


@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    } to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Controls */
.close_btn {
    position: absolute;
    top: 10px;
    right: 10px;
    cursor: pointer;
    font-weight: bold;
    font-size: 20px;
    color: var(--text-color);
    z-index: 10;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}
.close_btn:hover {
    background-color: var(--hover-color);
}
.close_btn svg {
    width: 18px;
    height: 18px;
}








/* --- MEDIA QUERIES --- */
@media (max-width: 768px) {
    aside {
        position: fixed;
        top: var(--header-total-height);
        left: 0;
        height: calc(100% - var(--header-total-height));
        width: 90%!important;
        max-width: 90%!important;
        z-index: 15;
        border-right: none;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        will-change: transform;
    }

    aside.swiping {
        transition: none;
    }

    #cheatsheets_sidebar {
        left: 0;
        border-right: none;
        transform: translateX(-100%);
        display: flex;
    }

    #toc_sidebar {
        right: 0;
        left: auto;
        border-left: none;
        transform: translateX(100%);
        display: flex;
    }

    .cheatsheet_field {
        min-width: 0;
    }

    #resizer_left, #resizer_right {display: none;}

    .settings_modal_content {
        width: 90%;
        height: 90%;
        max-width: 100%;
        max-height: 100%;
        border-radius: 10px;
        font-size: 15px;
    }

    .tree_item, .toc_item {
        font-size: 18px;
    }

    .tree_children svg {
        width: 21px;
        height: 21px;
    }

    :root {
        --header-row-height: 58px;
        --header-row-breadcrumbs-height: 45px;

        --sidebar-left-display: flex;
        --sidebar-right-display: flex;
    }
    .icon_btn {
        width: 38px;
        height: 38px;
    }
    .settings_layout {
        flex-direction: column-reverse;
    }
    .settings_sidebar {
        width: 100%;
        height: auto;
        flex-direction: row;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 0;
    }
    .category_btn {
        flex-shrink: 0;
        padding: 15px;
        border-left: none;
        border-bottom: 3px solid transparent;
    }
    .category_btn.active {
        border-left: none;
        border-bottom-color: #3B82F6;
    }
}

.hidden {display: none!important;}
.display_none {display: none!important;}
.no_select {user-select: none;}
.unselectable {
    -moz-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
}










/* Elements */
textarea {
    resize: vertical;
    min-height: 180px;
}
input[type="range"] {
    width: 100%;
    cursor: pointer;
}
input[type="text"], input[type="number"], input[type="date"], select, textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    color: var(--text-color);
    border-radius: 4px;
    font-family: monospace;
    padding-right: 30px;
    outline: none;
}
input[type="button"] {
    height: 31px;
    background: var(--bg-input);
    padding: 5px;
    cursor: pointer;
}
input[type="color"] {
    -webkit-appearance: none;
    border: none;
    width: 32px;
    height: 32px;
    padding: 0;
    background: none;
    cursor: pointer;
}
input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}
input[type="color"]::-webkit-color-swatch {
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

a {
    text-decoration: none;
    color: var(--a-link);
    cursor: pointer;
}
a:link    {color: var(--a-link);}
a:active  {color: var(--a-active);}
a:visited {color: var(--a-visited);}
a:hover   {text-decoration: underline;}
.wikilink:visited {color: var(--a-link);}







code {
    padding: 0.1em 0.3em;
    overflow-y: auto;
    border-radius: 0.5em;
    background-color: var(--md-tag-code-bg);
    cursor: pointer;
    transition: background-color 0.3s;
}

code:active {
    background-color: var(--md-tag-code-active-bg);
}

blockquote {
    margin-left: 0px;
    padding: 0px 1em;
    color: var(--md-tag-blockquote-color);
    border-left: 0.35em solid var(--md-tag-blockquote-border);
    margin-top: 0;
}
blockquote > :last-child {margin-bottom: 0;}
.blockquote_note      {border-left-color: var(--md-blockquote-note);}
.blockquote_tip       {border-left-color: var(--md-blockquote-tip);}
.blockquote_important {border-left-color: var(--md-blockquote-important);}
.blockquote_warning   {border-left-color: var(--md-blockquote-warning);}
.blockquote_caution   {border-left-color: var(--md-blockquote-caution);}
.anchor {color: inherit;}
.anchor:link {color: inherit;}
.anchor:visited {color: inherit;}
.anchor:hover {text-decoration: none;}

.blockquote_alerts_p {
    display: flex;
    font-weight: 1000;
    align-items: center;
    line-height: 1;
}
.blockquote_alerts_p svg {
    display: inline-block;
    overflow: visible!important;
    vertical-align: text-bottom;
    fill: currentColor;
    margin-right: 0.5em!important;
    width: 1.34em;
    height: 1.34em;
}

summary {cursor: pointer;}

ul, ol {
    margin: 0px;
    padding-left: 1.5em;
}
li input[type="checkbox"]:first-of-type {
    margin: 0 0.2em 0.25em -1em;
    vertical-align: middle;
}
li:has(input[type="checkbox"]:first-of-type) {
    list-style-type: none;
    gap: 0.5em;
    display: flex;
}



input[type="checkbox"] {
    width: 16px;
    height: 16px;
    min-width: 16px;
    min-height: 16px;
    cursor: pointer;

    appearance: none;
    -webkit-appearance: none;
    background-color: var(--checkbox-background-color);
    border: 1px solid var(--checkbox-border-color);
    border-radius: 3px;
    display: inline-block;
    vertical-align: middle;
    position: relative;
    transition: border-color 0.3s, background-color 0.3s;
}

input[type="checkbox"]:not(:disabled):checked {
    background-color: var(--checkbox-checked-background-color);
    border-color: var(--checkbox-checked-border-color);
}

input[type="checkbox"]:checked::before {
    content: "";
    position: absolute;
    left: 4.8px;
    top: 1px;
    width: 3px;
    height: 8px;
    border-right: 2px solid var(--text-color);
    border-bottom: 2px solid var(--text-color);
    transform: rotate(40deg);
}
input[type="checkbox"]:disabled {
    background-color: var(--checkbox-disabled-background-color);
    border: 1px solid var(--checkbox-disabled-border-color);
    cursor: default;
}
/*
input[type="checkbox"]:not(:disabled):checked::before {
    border-right: 2px solid #FFFFFF;
    border-bottom: 2px solid #FFFFFF;
}
*/


.toggle_switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 20px;
}
.toggle_switch input {opacity: 0; width: 0; height: 0;}
.checkbox_container {
    display: flex;
    gap: 10px;
    flex-direction: row;
    align-items: center;
}
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--control-bg);
    transition: 0.4s;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    width: 40px;
    height: 20px;
}
.slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background-color: var(--text-secondary);
    transition: 0.4s;
    border-radius: 50%;
}
input:checked + .slider {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}
input:checked + .slider:before {
    transform: translateX(20px);
    background-color: #FFFFFF;
}




input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    border: 1.5px solid gray;
    background-color: var(--border-color);
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 15px;
    min-height: 15px;
}
/*input[type="radio"]:checked {
    background-color: blue;
    border-color: yellow;
}*/
input[type="radio"]:checked::after {
    content: "";
    position: absolute;
    top: 25%;
    left: 25%;
    width: 50%;
    height: 50%;
    border-radius: 50%;
    background-color: gray;
}




h1, h2, h3, h4, h5, h6 {
    flex-direction: row;
    display: flex;
    margin-top: 20px;
    margin-bottom: 10px;
    gap: 0.4em;
}

h1:first-child, h2:first-child, h3:first-child,
h4:first-child, h5:first-child, h6:first-child {
    margin-top: 0px;
}

:is(h1, h2, h3, h4, h5, h6) + :is(h1, h2, h3, h4, h5, h6) {
    margin-top: 0px;
}

hr {
    background: var(--md-element-code-lang-line-bg);
    font-size: 0;
    border: 0;
    height: 3px;
}









.code_element {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-bottom: 1em;
    border-radius: 0.375em;
}
.code_element .code::-webkit-scrollbar-thumb {
    border-radius: 6px;
    /* border-radius: 0 0 6px 6px; */
}

.lang_line {
    height: 26px;
    border-radius: 0.375em 0.375em 0em 0em;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--md-element-code-lang-line-color);
    background-color: var(--md-element-code-lang-line-bg);
    padding-left: 1em;
    padding-bottom: 0.35em;
    padding-top: 0.35em;
    gap: 0.1em;
    font-family: Söhne,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,
                 sans-serif,Helvetica Neue,Arial,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;
    position: sticky;
    top: -20px;
    transition: background-color 0.3s;
}

.copy_code_button {
    display: flex;
    margin-left: auto;
    gap: 0.1em;
    background-color: inherit;
    border: 0;
    color: var(--md-element-code-lang-line-color);
    cursor: pointer;
    font-size: 1em;
    padding-left: 1em;
    padding-right: 1em;
}
.download_code_button {
    display: flex;
    gap: 0.1em;
    background-color: inherit;
    border: 0;
    color: var(--md-element-code-lang-line-color);
    cursor: pointer;
    font-size: 1em;

    padding-left: 0em;
    padding-right: 1em;
}






.code {
    padding: 1em;
    border-radius: 0em 0em 0.375em 0.375em;
    background-color: var(--md-element-code-bg);
    overflow-x: auto;
    transition: background-color 0.3s;
}
.highlight > pre {
    font-family: "JetBrains Mono", monospace;
}







p {
    margin-block-start: 0.5em;
    margin-block-end: 0.5em;
}

img {
    max-width: 100%;
    max-height: 100vh!important;
}
























/* TABLE WRAPPER & STYLES */
.table_wrapper {
    width: 100%;
    border: 1px solid var(--table-border);
    border-radius: 4px;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95em;
    border-style: hidden;
    margin: 0;
    padding: 0;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border: 1px solid var(--table-border);
    white-space: nowrap;
}

/* Sticky Header */
th {
    background-color: var(--table-header-bg);
    font-weight: 600;
    color: var(--text-color);
    position: sticky;
    top: -20px;
    z-index: 1;
    box-shadow: 0 2px 4px #0000000D;
    background-clip: padding-box;
    transition: background-color 0.3s, color 0.3s;
}

tbody tr {
    transition: background-color 0.3s;
}

tbody tr:hover {
    background-color: var(--table-row-hover);
}
















.pulse_bg {
    animation: pulse_bg 1.4s infinite;
}

@keyframes pulse_bg {
    50% {background-color: var(--pulse-animation-color);}
}

@keyframes pulse_loader {
    50% {background: var(--loader-bg-color-active);}
}






















/* Floating search box */
.page_search_container {
    position: absolute;
    top: 15px;
    right: 15px;
    width: fit-content;
    background-color: var(--bg-floating);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px;
    box-shadow: 0 4px 10px var(--shadow-color);
    z-index: 5;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 250px;
    font-size: 12px;
}

.page_search_container > div {
    display: flex;
    gap: 6px;
}

.page_search_wrapper {
    flex-grow: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.page_search_input {
    width: 100%;
    padding: 6px 28px 6px 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    color: var(--text-color);
    border-radius: 4px;
    font-size: 13px;
    outline: none;
}

.page_search_input:focus {
    border-color: var(--resizer-hover);
}

.page_search_buttons {
    display: flex;
    gap: 4px;
}
.page_search_button {
    background: var(--control-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 4px;
    cursor: pointer;
    padding: 4px 8px;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    width: 32px;
    height: 32px;
}
.page_search_button:hover {
    background: var(--control-active);
}
.page_search_button:active {
    background: var(--control-selected);
    color: var(--control-selected-text);
    border-color: var(--control-selected);
}
.page_search_button svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}


#cheatsheet_field_container::highlight(search_highlight) {
    background: yellow;
    color: black;
}
#cheatsheet_field_container::highlight(active_search_highlight) {
    background: orange;
    color: black;
}
kbd {
    --kbd-markdown-color: #3D444DB3;
    display: inline-block;
    padding: 0.25rem;
    font-family: Consolas, Liberation Mono, monospace;
    line-height: 10px;
    vertical-align: middle;
    border: solid 1px var(--kbd-markdown-color);
    border-bottom-color: var(--kbd-markdown-color);
    border-radius: 6px;
    box-shadow: inset 0 -1px 0 var(--kbd-markdown-color);
}


.theme_preview {
    --theme-preview-color-body: var(--border-color);
    --theme-preview-color-header: var(--bg-header);
    --theme-preview-color-button: var(--hover-color);
    --theme-preview-color-sidebar: var(--bg-sidebar);
    --theme-preview-color-content: var(--bg-content);
    --theme-preview-color-content-loader: var(--loader-bg-color-active);
}
.theme_preview_container {
    padding: 5px;
    background-color: var(--hover-color);
    border-radius: 5px;
    cursor: pointer;
}
.theme_previews {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30%, 1fr));
}
.theme_preview svg {
    width: 100%;
    max-height: 75%;
}
.theme_preview_row {
    display: flex;
    align-items: center;
    gap: 5px;
}