/*************************************************
 * CSS VARIABLES
 *************************************************/

:root {
    /* ========================================
     * CORE THEME COLORS
     * ======================================== */
    
    /* Primary Brand Colors */
    --color-primary: #16a085;
    --color-primary-light: #1abc9c;
    --color-primary-lighter: #48c9b0;
    --color-primary-dark: #138d75;
    --color-primary-darker: #117a65;
    
    /* Accent Colors */
    --color-accent: #1abc9c;
    --color-accent-light: #48c9b0;
    --color-accent-dark: #17a2b8;
    
    /* Text Colors */
    --color-text-primary: #2c3e50;
    --color-text-secondary: #34495e;
    --color-text-muted: #7f8c8d;
    --color-text-light: #bdc3c7;
    --color-text-emphasis: #e67e22;
    --color-text-white: #ffffff;
    
    /* Background Colors */
    --color-bg-primary: #f8fcff;
    --color-bg-secondary: #e3f2fd;
    --color-bg-white: #ffffff;
    --color-bg-light: #f8fdfc;
    --color-bg-lighter: #ecf0f1;
    
    /* ========================================
     * COMPONENT SPECIFIC COLORS
     * ======================================== */
    
    /* Code & Syntax Colors */
    --color-code-bg: #e8f6f3;
    --color-code-text: #138d75;
    --color-code-border: #a8e6cf;
    --color-code-block-bg: #f0faf8;
    --color-code-block-border: #c3e9dd;
    --color-code-block-gradient-start: #f0faf8;
    --color-code-block-gradient-end: #e8f6f3;
    
    /* Table Colors */
    --color-table-bg: #ffffff;
    --color-table-border: #d5f4e6;
    --color-table-header-start: #16a085;
    --color-table-header-end: #1abc9c;
    --color-table-row-even: #f8fdfc;
    --color-table-row-odd: #ffffff;
    --color-table-row-hover: #e8f6f3;
    --color-table-cell-border: #e8f6f3;
    
    /* Link Colors */
    --color-link-default: #16a085;
    --color-link-hover: #1abc9c;
    --color-link-article: #16a085;
    
    /* UI Element Colors */
    --color-selection: rgba(22, 160, 133, 0.15);
    --color-hr-gradient: #16a085;
    --color-kbd-bg: #ffffff;
    --color-kbd-border: #95a5a6;
    --color-kbd-accent: #ecf0f1;
    
    /* Navigation Colors */
    --color-nav-text: #7f8c8d;
    --color-nav-hover: #16a085;
    --color-nav-active: #16a085;
    
    /* Heading Colors */
    --color-heading-h1: #138d75;
    --color-heading-h2: #16a085;
    --color-heading-h3: #1abc9c;
    --color-heading-h4: #48c9b0;
    --color-heading-h5: #2c3e50;
    --color-heading-h6: #34495e;
    
    /* ========================================
     * SHADOW & EFFECT COLORS
     * ======================================== */
    
    /* Shadow Colors */
    --shadow-primary: rgba(22, 160, 133, 0.1);
    --shadow-secondary: rgba(22, 160, 133, 0.15);
    --shadow-hover: rgba(22, 160, 133, 0.15);
    --shadow-focus: rgba(22, 160, 133, 0.3);
    --shadow-text: rgba(0, 0, 0, 0.1);
    
    /* Transparent Colors */
    --color-transparent: transparent;
    --color-overlay: rgba(0, 0, 0, 0.05);
    
    /* ========================================
     * LEGACY COMPATIBILITY VARIABLES
     * ======================================== */
    
    --root-color: var(--color-text-primary);
    --root-background-color: var(--color-bg-primary);
    --container-a-color: var(--color-link-article);
    --container-header-background-color: var(--color-code-bg);
    --container-active-background-color: var(--color-bg-secondary);
    --container-selection-background-color: var(--color-selection);
    --md-primary-fg-color: var(--color-primary);
    --md-accent-fg-color: var(--color-accent);
    --md-accent-fg-color--transparent: var(--color-selection);
    --md-default-fg-color: var(--color-text-secondary);
    --md-default-fg-color--light: var(--color-text-muted);
    --md-default-fg-color--lighter: var(--color-text-light);
    --md-default-bg-color: var(--color-bg-white);
    --md-code-fg-color: var(--color-text-primary);
    --md-code-bg-color: var(--color-bg-lighter);
    --md-typeset-kbd-color: var(--color-kbd-bg);
    --md-typeset-kbd-accent-color: var(--color-kbd-accent);
    --md-typeset-kbd-border-color: var(--color-kbd-border);
    --md-typeset-table-color: var(--shadow-primary);
    --md-typeset-table-color--light: var(--color-overlay);
    
    /* Base Font Size */
    font-size: 100%;
}

/*************************************************
 * BASE ELEMENTS
 *************************************************/

/* HTML Element */
html {
    font-family: -apple-system, BlinkMacSystemFont,
        "Segoe UI", "Droid Sans", "Helvetica Neue",
        "Roboto", "Oxygen", "Ubuntu", "Cantarell",
        "Fira Sans", sans-serif;
    color: var(--root-color);
    background-color: var(--root-background-color);
}

/* Body Element */
body {
    margin: 0;
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    --md-text-font-family: var(--md-text-font, _), Arial, Helvetica, sans-serif, -apple-system, BlinkMacSystemFont;
    --md-code-font-family: var(--md-code-font, _), Consolas, Menlo, monospace, SFMono-Regular;
}

/*************************************************
 * LAYOUT & CONTAINERS
 *************************************************/

/* Main Article Container */
article {
    max-width: 7.4in;
    width: 100%;
    padding: 0em;
    margin: 1em;
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
}


/* Footer */
footer {
    max-width: 7.4in;
    margin: 1em auto;
    padding: 1em;
    text-align: center;
}

/*************************************************
 * TYPOGRAPHY
 *************************************************/

/* Heading Styles */
article h1 {
    padding: 0.2em;
    color: var(--color-heading-h1);
    font-size: 2em;
    line-height: 1.3;
    margin: 1em auto;
}

article h2 {
    padding: 0.2em;
    margin: 0.5em 0em;
    color: var(--color-heading-h2);
}

article h3 {
    padding: 0.2em;
    margin: 0.5em 0em;
    color: var(--color-heading-h3);
}

article h4 {
    padding: 0.2em;
    margin: 0.5em 0em;
    color: var(--color-heading-h4);
}

article h5 {
    padding: 0.2em;
    margin: 0.5em 0em;
    color: var(--color-heading-h5);
}

article h6 {
    padding: 0.2em;
    margin: 0.5em 0em;
    color: var(--color-heading-h6);
}

h1, h2 {
    letter-spacing: -.01em;
}

h2 {
    font-size: 1.6em;
    line-height: 1.4;
    margin: 1.6em 0 .64em;
    color: var(--color-heading-h2);
}

h2+h3 {
    margin-top: .8em;
}

h3 {
    font-size: 1.3em;
    letter-spacing: -.01em;
    line-height: 1.5;
    margin: 1.6em 0 .8em;
    color: var(--color-heading-h3);
}

h4 {
    font-size: 1.1em;
    letter-spacing: -.01em;
    margin: 1em 0;
    color: var(--color-heading-h4);
}

h5 {
    font-size: 1em;
    letter-spacing: -.01em;
    margin: 1em 0;
    color: var(--color-heading-h5);
}

h6 {
    font-size: 0.9em;
    letter-spacing: -.01em;
    margin: 1em 0;
    color: var(--color-heading-h6);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
}

/* Text Styling */
i, em {
    color: var(--color-text-emphasis);
    margin-right: 0.1em;
}

/* Abbreviations */
abbr {
    border-bottom: .05rem dotted var(--md-default-fg-color--light);
    cursor: help;
    text-decoration: none;
}

/* Blockquotes */
blockquote {
    color: var(--md-default-fg-color--light);
    margin-left: 0;
    margin-right: 0;
    padding-left: .6rem;
    border-left: .2rem solid var(--md-default-fg-color--lighter);
}

/* Horizontal Rules */
article hr,
footer hr {
    border: none;
    height: 2px;
    background: linear-gradient(90deg, var(--color-transparent), var(--color-hr-gradient), var(--color-transparent));
    margin: 2em auto;
    width: 70%;
}

/* Selection */
article ::selection {
    background-color: var(--container-selection-background-color);
}

/*************************************************
 * LINKS
 *************************************************/

/* Link Base Styles */
a {
    color: var(--md-primary-fg-color);
    word-break: break-word;
    text-decoration: none;
}

a, a:before {
    transition: color 125ms;
}

a:focus, a:hover {
    color: var(--md-accent-fg-color);
}

a:focus code, a:hover code {
    background-color: var(--md-accent-fg-color--transparent);
}

a code {
    color: currentcolor;
    transition: background-color 125ms;
}

a.focus-visible {
    outline-color: var(--md-accent-fg-color);
    outline-offset: .2rem;
}

/* Article Links */
article a {
    color: var(--container-a-color);
    text-decoration: none;
}

article a:hover {
    text-decoration: underline;
}

/*************************************************
 * LISTS
 *************************************************/

ol, ul {
    display: flow-root;
    margin-left: 0.5em;
    margin-top: 0.5em;
    padding: 0;
}

ul {
    list-style-type: disc;
}

li {
    margin-left: 1em;
    margin-bottom: .5em;
}

li blockquote, li p {
    margin: .5em 0;
}

li:last-child {
    margin-bottom: 0;
}

li ol, li ul {
    margin-bottom: 0;
}

/*************************************************
 * TABLES
 *************************************************/

table {
    background-color: var(--color-table-bg);
    border: 2px solid var(--color-table-border);
    border-radius: .8rem;
    font-size: .85rem;
    width: 100%;
    overflow: auto;
    touch-action: auto;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 1.5em;
    margin-bottom: 1.5em;
    box-shadow: 0 4px 12px var(--shadow-primary);
    transition: all 0.3s ease;
}

table a {
    word-break: normal;
}

table th {
    font-weight: 700;
    min-width: 5rem;
    text-align: center;
    background: linear-gradient(135deg, var(--color-table-header-start), var(--color-table-header-end));
    color: var(--color-text-white);
    border: none;
    position: relative;
    padding: 1em 1.2em;
    text-shadow: 0 1px 2px var(--shadow-text);
}

table th:first-child {
    border-top-left-radius: .6rem;
}

table th:last-child {
    border-top-right-radius: .6rem;
}

table td {
    border-top: 1px solid var(--color-table-cell-border);
    border-bottom: 1px solid var(--color-table-cell-border);
    padding: 0.8em 1.2em;
    position: relative;
    transition: all 0.2s ease;
}

table tbody tr:nth-child(even) {
    background-color: var(--color-table-row-even);
}

table tbody tr:nth-child(odd) {
    background-color: var(--color-table-row-odd);
}

table tbody tr {
    transition: all 0.3s ease;
    position: relative;
}

table tbody tr:hover {
    background-color: var(--color-table-row-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px var(--shadow-hover);
}

table tbody tr:hover td {
    color: var(--color-primary);
    font-weight: 500;
}

table tbody tr:last-child td:first-child {
    border-bottom-left-radius: .6rem;
}

table tbody tr:last-child td:last-child {
    border-bottom-right-radius: .6rem;
}

/*************************************************
 * IMAGES & FIGURES
 *************************************************/

/* Figure Container */
figure {
    display: flow-root;
    margin: 1em auto;
    max-width: 100%;
    text-align: center;
    width: -moz-fit-content;
    width: fit-content;
}

/* Images */
p > img, p > a > img {
    border-style: none;
    display: block;
    height: auto;
    margin: 0.2em auto;
    max-width: 100%;
}

article img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-top: 0.2em;
    margin-bottom: 0.2em;
}

/* Figure Captions */
figcaption {
    font-weight: bold;
    display: block;
    margin: 1em auto;
    max-width: 100%;
    text-align: center;
}

p:has(> img):has(+ figcaption) {
    margin-bottom: 0.5em;
}

p:has(> img) + figcaption {
    margin-top: 0.5em;
}

figcaption:has(+ table) {
    margin-bottom: 0.5em;
}

/* SVG */
svg {
    fill: currentcolor;
    display: block;
}

/* Image Embeds */
.cm-contentContainer .image-embed {
    text-align: center;
}

/*************************************************
 * CODE & SYNTAX
 *************************************************/

/* Common Code Styles */
code, kbd, pre {
    color: var(--md-code-fg-color);
    direction: ltr;
    font-variant-ligatures: none;
    border: none;
}

/* Inline Code */
code {
    background-color: var(--color-code-bg);
    border-radius: .3rem;
    border: 1px solid var(--color-code-border);
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
    font-size: .85em;
    word-break: break-word;
    color: var(--color-code-text);
    padding: 0.1em 0.3em;
}

code:not(.focus-visible) {
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

article code {
    color: var(--color-code-text);
    background-color: var(--color-code-bg);
    border-radius: 0.3em;
    padding: 0.1em 0.3em;
}

/* Keyboard Keys */
kbd {
    background-color: var(--md-typeset-kbd-color);
    border-radius: .1rem;
    box-shadow: 0 .1rem 0 .05rem var(--md-typeset-kbd-border-color), 0 .1rem 0 var(--md-typeset-kbd-border-color), 0 -.1rem .2rem var(--md-typeset-kbd-accent-color) inset;
    display: inline-block;
    font-size: .75em;
    padding: 0 .6em;
    vertical-align: text-top;
    word-break: break-word;
}

/* Pre-formatted Code Blocks */
pre {
    display: flow-root;
    line-height: 1.4;
    position: relative;
    padding: 0;
    background: linear-gradient(135deg, var(--color-code-block-gradient-start), var(--color-code-block-gradient-end));
    border-radius: .8rem;
    box-shadow: 0 4px 12px var(--shadow-primary);
    border: 2px solid var(--color-code-block-border);
    margin: 2.5em 0 1.5em 0;
    overflow: visible;
}

pre>code {
    -webkit-box-decoration-break: slice;
    box-decoration-break: slice;
    box-shadow: none;
    display: block;
    margin: 0;
    outline-color: var(--md-accent-fg-color);
    overflow: auto;
    padding: 1.2em 1.5em;
    touch-action: auto;
    word-break: normal;
    background: transparent;
    border: none;
    border-radius: 0;
    font-size: 0.9em;
    line-height: 1.5;
}

pre>code::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light), var(--color-primary-lighter));
    border-radius: .6rem .6rem 0 0;
}

/* Scrollbar Styles */
pre>code::-webkit-scrollbar {
    height: .4rem;
    width: .4rem;
}

pre>code::-webkit-scrollbar-track {
    background: var(--color-code-block-bg);
    border-radius: .2rem;
}

pre>code::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: .2rem;
    transition: all 0.3s ease;
}

pre>code::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-lighter));
    transform: scale(1.1);
}

/* Article Pre Styles */
article pre {
    font-size: 85%;
    position: relative;
    transition: all 0.3s ease;
}

article pre:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-secondary);
}

article pre:not(.mermaid) {
    font-size: 85%;
    background: linear-gradient(135deg, var(--color-code-block-gradient-start), var(--color-code-block-gradient-end));
    margin-top: 2.5em;
    margin-bottom: 1.5em;
    padding: 0;
    position: relative;
    border: 2px solid var(--color-code-block-border);
    border-radius: .8rem;
    box-shadow: 0 4px 12px var(--shadow-primary);
}

article pre:not(.mermaid)::before {
    content: 'Code';
    position: absolute;
    top: -10px;
    left: 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-text-white);
    padding: 0.3em 0.8em;
    border-radius: 0.4em;
    font-size: 0.7em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 6px var(--shadow-focus);
    z-index: 1;
}

/* Mermaid Diagrams */
article pre.mermaid {
    text-align: center;
    background: linear-gradient(135deg, var(--color-code-block-bg), var(--color-bg-white));
    border: 2px solid var(--color-code-block-border);
    padding: 0.5em;
    border-radius: 1rem;
    box-shadow: 0 6px 20px var(--shadow-primary);
    position: relative;
    overflow: visible;
    margin-top: 2.5em;
    margin-bottom: 1.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

article pre.mermaid::before {
    content: 'Diagram';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-text-white);
    padding: 0.4em 1em;
    border-radius: 0.5em;
    font-size: 0.7em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 3px 8px var(--shadow-focus);
    z-index: 1;
}

/* Mermaid SVG Content */
article pre.mermaid svg {
    margin: 0 auto;
    display: block;
    max-width: 100%;
    height: auto;
}


/*************************************************
 * FORM CONTROLS
 *************************************************/

/* Input Fields */
input {
    border: 0;
    outline: none;
}

/* Buttons */
button {
    background: var(--color-transparent);
    border: 0;
    font-family: inherit;
    font-size: inherit;
    margin: 0;
    padding: 0;
}

/* Control Elements */
a, button, input, label {
    -webkit-tap-highlight-color: transparent;
}

aside, body, input {
    font-feature-settings: "kern", "liga";
    color: var(--md-default-fg-color);
    font-family: var(--md-text-font-family);
}

/*************************************************
 * NAVIGATION & MENUS
 *************************************************/

/* Side Menu */
aside {
    position: fixed;
    top: 0rem;
    right: 0rem;
    margin: 1rem;
    width: 20rem;
    z-index: 1000;
}

aside #menu-bar {
    text-align: right;
}

/* Table of Contents */
aside #toc {
    margin: 0.2em;
}

aside #toc a {
    color: var(--color-nav-text);
}

aside #toc a:hover {
    color: var(--color-nav-hover);
}

aside #toc li {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

aside #toc li.active a {
    color: var(--color-nav-active);
    font-weight: bold;
}

/* Page Navigator */
nav#page-navigator {
    display: none;
}

/* Search Results */
article div#search-results a {
    display: inline-block;
    white-space: nowrap; 
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%; 
}

/*************************************************
 * RESPONSIVE DESIGN
 *************************************************/

@media (max-width: 1400px) {
    aside {
        display: none;
    }
    aside #toc {
        display: none;
    }
}

/*************************************************
 * PRINT STYLES
 *************************************************/

@page {
    size: portrait;
}

@media print {
    code, kbd, pre {
        white-space: pre-wrap;
    }
}

/*************************************************
 * SLIDE MODE
 *************************************************/

.slide-mode {
    font-size: 160%;
}

.slide-mode article {
    max-width: 11in;
    margin: 0em auto 2em auto;
    padding: 0 1em 0em 1em;
}

.slide-mode article button.speak-button {
    display: block;
    opacity: 0.5;
    margin: 0 0 0 auto;
}

.slide-mode footer {
    display: none;
}

.slide-mode nav#page-navigator {
    display: block;
    font-size: 0.6em;
    bottom: 0rem;
    margin: 0.5rem;
    position: fixed;
    text-align: center;
    width: 100%;
}

.slide-mode nav#page-navigator div#page-links {
    display: none;
}

.slide-mode nav#page-navigator button {
    opacity: 0.3;
    padding: 0 0.5em;
}

.slide-mode aside button {
    opacity: 0.3;
}

.slide-mode .nav-arrow {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1em;
    color: var(--color-primary);
    cursor: pointer;
    user-select: none;
    opacity: 0.3;
    transition: opacity 0.3s ease;
    z-index: 1000;
    padding: 0.2em;
}

.slide-mode .nav-arrow:hover {
    opacity: 0.6;
}

.slide-mode .nav-arrow-left {
    left: 0.5rem;
}

.slide-mode .nav-arrow-right {
    right: 0.5rem;
}

.slide-mode article h2, 
.slide-mode article h3, 
.slide-mode article h4 {
    page-break-before: always;
}

/*************************************************
 * SLIDE MODE PRINT
 *************************************************/

@media print {
    .slide-mode article *:not(meta):not(link):not(style):not(script) {
        display: revert;
    }
    .slide-mode nav#page-navigator {
        display: none;
    }
    .slide-mode {
        size: landscape;
    }
}