| Current File : //opt/alt/ruby40/share/gems/gems/rdoc-7.0.4/lib/rdoc/generator/template/aliki/css/rdoc.css |
/*
* Aliki Theme Stylesheet
* Modern RDoc theme by Stan Lo
*
* Features:
* - Three-column responsive layout (navigation, content, table of contents)
* - Dark mode support with localStorage persistence
* - Auto-generated right sidebar TOC with scroll spy
* - Mobile-optimized search modal
* - Enhanced syntax highlighting for both light and dark themes
* - Code-copying functionality
*/
/* 1. Design System - CSS Variables and Tokens */
/* Light Theme (Default) */
:root {
/* Color Palette - Primary */
--color-primary-50: #fdeae9;
--color-primary-100: #fadad3;
--color-primary-200: #f8bfbd;
--color-primary-300: #f5a9a7;
--color-primary-400: #f07f7b;
--color-primary-500: #eb544f;
--color-primary-600: #e62923;
--color-primary-700: #b8211c;
--color-primary-800: #8a1915;
--color-primary-900: #5c100e;
/* Color Palette - Neutral */
--color-neutral-50: #fafaf9;
--color-neutral-100: #f5f5f4;
--color-neutral-200: #e7e5e4;
--color-neutral-300: #d6d3d1;
--color-neutral-400: #a8a29e;
--color-neutral-500: #78716c;
--color-neutral-600: #57534e;
--color-neutral-700: #44403c;
--color-neutral-800: #292524;
--color-neutral-900: #1c1917;
/* Code highlighting colors */
--code-blue: #1d4ed8;
--code-green: #047857;
--code-orange: #d97706;
--code-purple: #7e22ce;
--code-red: #dc2626;
/* C syntax highlighting */
--c-keyword: #b91c1c;
--c-type: #0891b2;
--c-macro: #ea580c;
--c-function: #7c3aed;
--c-identifier: #475569;
--c-operator: #059669;
--c-preprocessor: #a21caf;
--c-value: #92400e;
--c-string: #15803d;
--c-comment: #78716c;
/* Color Palette - Green (for success states) */
--color-green-400: #4ade80;
--color-green-500: #22c55e;
--color-green-600: #16a34a;
/* Semantic Colors - Light Theme */
--color-text-primary: var(--color-neutral-900);
--color-text-secondary: var(--color-neutral-600);
--color-text-tertiary: var(--color-neutral-500);
--color-background-primary: #fff;
--color-background-secondary: var(--color-neutral-50);
--color-background-tertiary: var(--color-neutral-100);
--color-border-default: var(--color-neutral-300);
--color-border-subtle: var(--color-neutral-200);
--color-border-emphasis: var(--color-neutral-400);
--color-link-default: var(--color-text-primary);
--color-link-hover: var(--color-primary-600);
--color-accent-primary: var(--color-primary-600);
--color-accent-hover: var(--color-primary-700);
--color-accent-subtle: var(--color-primary-50);
--color-code-bg: #f6f8fa;
--color-code-border: var(--color-neutral-300);
--color-nav-bg: #fff;
--color-nav-text: var(--color-neutral-700);
--color-th-background: var(--color-neutral-100);
--color-td-background: var(--color-neutral-50);
/* Search Type Badge Colors */
--color-search-type-class-bg: #e6f0ff;
--color-search-type-class-text: #0050a0;
--color-search-type-module-bg: #e6ffe6;
--color-search-type-module-text: #060;
--color-search-type-constant-bg: #fff0e6;
--color-search-type-constant-text: #995200;
--color-search-type-method-bg: #f0e6ff;
--color-search-type-method-text: #5200a0;
/* RGBA Colors (theme-agnostic) */
--color-overlay: rgb(0 0 0 / 50%);
--color-emphasis-bg: rgb(255 111 97 / 10%);
--color-emphasis-decoration: rgb(52 48 64 / 25%);
--color-search-highlight-bg: rgb(224 108 117 / 10%);
--color-success-bg: rgb(34 197 94 / 10%);
/* Typography Scale */
--font-size-xs: 0.75rem; /* 12px */
--font-size-sm: 0.875rem; /* 14px */
--font-size-base: 1rem; /* 16px */
--font-size-lg: 1.125rem; /* 18px */
--font-size-xl: 1.25rem; /* 20px */
--font-size-2xl: 1.5rem; /* 24px */
--font-size-3xl: 1.875rem; /* 30px */
--font-size-4xl: 2.25rem; /* 36px */
--font-size-5xl: 3rem; /* 48px */
/* Font Families */
--font-family-base: -apple-system, blinkmacsystemfont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Helvetica Neue', sans-serif;
--font-family-heading: var(--font-family-base);
--font-family-mono: ui-monospace, 'SFMono-Regular', 'SF Mono', 'Menlo', 'Consolas', 'Liberation Mono', monospace;
/* Font Weights */
--font-weight-normal: 400;
--font-weight-medium: 500;
--font-weight-semibold: 600;
--font-weight-bold: 700;
/* Font Shortcuts */
--font-primary: var(--font-family-base);
--font-heading: var(--font-family-heading);
--font-code: var(--font-family-mono);
/* Line Heights */
--line-height-tight: 1.25;
--line-height-normal: 1.5;
--line-height-relaxed: 1.625;
/* Spacing Scale */
--space-1: 0.25rem; /* 4px */
--space-2: 0.5rem; /* 8px */
--space-3: 0.75rem; /* 12px */
--space-4: 1rem; /* 16px */
--space-5: 1.25rem; /* 20px */
--space-6: 1.5rem; /* 24px */
--space-8: 2rem; /* 32px */
--space-12: 3rem; /* 48px */
--space-16: 4rem; /* 64px */
/* Border Radius */
--radius-sm: 0.25rem; /* 4px */
--radius-md: 0.375rem; /* 6px */
--radius-lg: 0.5rem; /* 8px */
/* Shadows */
--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 10%), 0 1px 2px -1px rgb(0 0 0 / 10%);
--shadow-md: 0 2px 8px rgb(0 0 0 / 10%);
--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 10%), 0 4px 6px -4px rgb(0 0 0 / 10%);
--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 10%), 0 8px 10px -6px rgb(0 0 0 / 10%);
/* Layout Dimensions */
--layout-sidebar-width: 300px;
--layout-sidebar-width-min: 300px;
--layout-sidebar-width-max: 15%;
--layout-toc-width-min: 240px;
--layout-toc-width-max: 18%;
--layout-content-max-width: 800px;
--layout-header-height: 64px;
--layout-search-width: 400px;
/* Transitions */
--transition-fast: 150ms ease-in-out;
--transition-base: 200ms ease-in-out;
--transition-slow: 350ms ease-in-out;
--ease-out-smooth: cubic-bezier(0.4, 0, 0.2, 1);
/* Animation Durations */
--duration-fast: 250ms;
--duration-base: 300ms;
--duration-medium: 350ms;
/* Z-Index Scale */
--z-fixed: 300;
--z-modal: 400;
--z-popover: 500;
}
/* Dark Theme */
[data-theme="dark"] {
/* Code highlighting colors */
--code-blue: #93c5fd;
--code-green: #34d399;
--code-orange: #fbbf24;
--code-purple: #c084fc;
--code-red: #f87171;
/* C syntax highlighting */
--c-keyword: #f87171;
--c-type: #22d3ee;
--c-macro: #fb923c;
--c-function: #a78bfa;
--c-identifier: #94a3b8;
--c-operator: #6ee7b7;
--c-preprocessor: #e879f9;
--c-value: #fcd34d;
--c-string: #4ade80;
--c-comment: #a8a29e;
/* Semantic Colors - Dark Theme */
--color-text-primary: var(--color-neutral-50);
--color-text-secondary: var(--color-neutral-200);
--color-text-tertiary: var(--color-neutral-400);
--color-background-primary: var(--color-neutral-900);
--color-background-secondary: var(--color-neutral-800);
--color-background-tertiary: var(--color-neutral-700);
--color-border-default: var(--color-neutral-600);
--color-border-subtle: var(--color-neutral-700);
--color-border-emphasis: var(--color-neutral-300);
--color-link-default: var(--color-neutral-50);
--color-link-hover: var(--color-primary-500);
--color-accent-primary: var(--color-primary-500);
--color-accent-hover: var(--color-primary-400);
--color-accent-subtle: rgb(235 84 79 / 10%);
--color-accent-subtle-hover: rgb(235 84 79 / 20%);
--color-code-bg: var(--color-neutral-800);
--color-code-border: var(--color-neutral-700);
--color-nav-bg: var(--color-neutral-900);
--color-nav-text: var(--color-neutral-50);
--color-th-background: var(--color-background-tertiary);
--color-td-background: var(--color-background-secondary);
/* Search Type Badge Colors - Dark Theme */
--color-search-type-class-bg: #1e3a5f;
--color-search-type-class-text: #93c5fd;
--color-search-type-module-bg: #14532d;
--color-search-type-module-text: #86efac;
--color-search-type-constant-bg: #451a03;
--color-search-type-constant-text: #fcd34d;
--color-search-type-method-bg: #3b0764;
--color-search-type-method-text: #d8b4fe;
/* Dark theme shadows (slightly more subtle) */
--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 40%), 0 1px 2px -1px rgb(0 0 0 / 40%);
--shadow-md: 0 2px 8px rgb(0 0 0 / 40%);
--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 40%), 0 4px 6px -4px rgb(0 0 0 / 40%);
--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 40%), 0 8px 10px -6px rgb(0 0 0 / 40%);
}
/* 2. Global Styles & Layout */
body {
background: var(--color-background-primary);
font-family: var(--font-primary);
font-weight: 400;
color: var(--color-text-primary);
line-height: var(--line-height-relaxed);
margin: 0;
overflow-wrap: break-word; /* Avoid overflow on mobile */
/* Grid layout with header, sidebar, main, and footer */
display: grid;
grid-template: "header header" var(--layout-header-height) "nav main" 1fr "nav footer" auto / var(--layout-sidebar-width) 1fr;
min-height: 100vh;
}
/* Three-column layout when TOC is present */
body.has-toc {
grid-template: "header header header" var(--layout-header-height) "nav main toc" 1fr "nav footer toc" auto / var(--layout-sidebar-width) 1fr minmax(var(--layout-toc-width-min), var(--layout-toc-width-max));
min-height: 100vh;
}
/* Mobile: stack everything vertically */
@media (width <= 1023px) {
body,
body.has-toc {
display: flex;
flex-direction: column;
grid-template: none;
}
}
/* 3. Typography */
/* 4. Links */
a {
color: var(--color-link-default);
transition: color var(--transition-base);
text-decoration: underline;
text-underline-offset: 0.2em; /* Make sure it doesn't overlap with underscores in a method name. */
}
/* 5. Code and Pre */
/* Code blocks */
pre {
font-family: var(--font-code);
background-color: var(--color-code-bg);
border: 1px solid var(--color-code-border);
border-radius: var(--radius-md);
padding: var(--space-4);
overflow-x: auto;
font-size: var(--font-size-sm);
line-height: var(--line-height-normal);
margin: var(--space-4) 0;
position: relative;
}
/* Code block wrapper for copy button */
.code-block-wrapper {
position: relative;
margin: var(--space-4) 0;
}
/* Copy button styling */
.copy-code-button {
position: absolute;
top: var(--space-2);
right: var(--space-2);
padding: var(--space-2);
background: var(--color-background-secondary);
border: 1px solid var(--color-border-default);
border-radius: var(--radius-sm);
cursor: pointer;
opacity: 0.6;
transition:
opacity var(--transition-fast),
background var(--transition-fast),
border-color var(--transition-fast),
transform var(--transition-fast),
box-shadow var(--transition-fast);
display: flex;
align-items: center;
justify-content: center;
width: 2rem;
height: 2rem;
z-index: 10;
}
.copy-code-button:hover,
.copy-code-button:focus {
opacity: 1;
background: var(--color-background-tertiary);
border-color: var(--color-border-emphasis);
transform: translateY(-1px);
box-shadow: var(--shadow-md);
}
.copy-code-button:focus {
outline: none;
box-shadow: 0 0 0 3px var(--color-accent-subtle);
}
.copy-code-button:active {
transform: scale(0.92);
box-shadow: none;
}
.copy-code-button svg {
width: 1rem;
height: 1rem;
fill: none;
stroke: currentcolor;
stroke-width: 2;
stroke-linecap: round;
stroke-linejoin: round;
color: var(--color-text-secondary);
transition: color var(--transition-fast), transform var(--transition-base);
}
.copy-code-button:hover svg {
color: var(--color-text-primary);
}
/* Copied state - subtle green checkmark */
.copy-code-button.copied {
background: var(--color-success-bg);
border-color: var(--color-green-500);
opacity: 1;
}
.copy-code-button.copied svg {
color: var(--color-green-600);
}
[data-theme="dark"] .copy-code-button.copied {
border-color: var(--color-green-400);
}
[data-theme="dark"] .copy-code-button.copied svg {
color: var(--color-green-400);
}
/* Mobile adjustments */
@media (hover: none) {
.copy-code-button {
opacity: 0.7;
}
.copy-code-button:active {
opacity: 1;
}
}
/* Inline code */
code {
font-family: var(--font-code);
background-color: var(--color-code-bg);
border: 1px solid var(--color-border-subtle);
padding: 0.125rem 0.375rem;
border-radius: var(--radius-sm);
font-size: 0.9em;
}
pre code {
background: none;
border: none;
padding: 0;
font-size: inherit;
}
a code:hover {
color: var(--color-link-hover);
}
/* Tables */
table {
margin: 0;
border-spacing: 0;
border-collapse: collapse;
}
table tr th, table tr td {
padding: 0.2em 0.4em;
border: 1px solid var(--color-border-default);
}
table tr th {
background-color: var(--color-th-background);
}
table tr:nth-child(even) td {
background-color: var(--color-td-background);
}
/* 6. Header (Top Navbar) */
header.top-navbar {
grid-area: header;
position: sticky;
top: 0;
z-index: var(--z-fixed);
background: var(--color-background-primary);
border-bottom: 1px solid var(--color-border-default);
display: flex;
align-items: center;
justify-content: flex-start;
padding: 0 var(--space-6);
gap: var(--space-8);
height: var(--layout-header-height);
box-shadow: var(--shadow-sm);
}
header.top-navbar .navbar-brand {
font-size: var(--font-size-xl);
font-weight: var(--font-weight-semibold);
color: var(--color-text-primary);
text-decoration: none;
white-space: nowrap;
}
header.top-navbar .navbar-brand:hover {
color: var(--color-accent-primary);
}
header.top-navbar .navbar-search {
position: relative;
flex: 0 1 auto;
width: var(--layout-search-width);
}
header.top-navbar .navbar-search form {
margin: 0;
padding: 0;
}
/* Mobile search icon button (hidden on desktop) */
.navbar-search-mobile {
display: none;
}
/* Theme toggle button */
.theme-toggle {
display: flex;
align-items: center;
justify-content: center;
padding: var(--space-2);
margin-left: auto;
background: transparent;
border: 1px solid var(--color-border-default);
border-radius: var(--radius-md);
color: var(--color-text-primary);
cursor: pointer;
transition:
background var(--transition-fast),
border-color var(--transition-fast),
color var(--transition-fast),
transform var(--transition-fast);
font-size: var(--font-size-lg);
line-height: 1;
width: 2.5rem;
height: 2.5rem;
}
.theme-toggle:hover {
background: var(--color-background-secondary);
border-color: var(--color-accent-primary);
color: var(--color-accent-primary);
transform: scale(1.05);
}
.theme-toggle:focus {
outline: none;
border-color: var(--color-accent-primary);
box-shadow: 0 0 0 3px var(--color-accent-subtle);
}
.theme-toggle:active {
transform: scale(0.95);
}
.theme-toggle-icon {
display: inline-block;
transition: transform var(--duration-base) var(--ease-out-smooth);
}
.theme-toggle:hover .theme-toggle-icon {
transform: rotate(15deg) scale(1.1);
}
/* Mobile navbar */
@media (width <= 1023px) {
header.top-navbar {
display: flex;
align-items: center;
padding: 0 var(--space-4);
gap: var(--space-4);
}
/* Hide desktop search bar on mobile */
header.top-navbar .navbar-search-desktop {
display: none;
}
/* Show mobile search icon */
.navbar-search-mobile {
display: flex;
align-items: center;
justify-content: center;
padding: 0.5rem;
background: transparent;
border: none;
font-size: 1.25rem;
color: var(--color-text-primary);
cursor: pointer;
transition: color var(--transition-fast);
}
.navbar-search-mobile:hover {
color: var(--color-accent-primary);
}
/* Brand needs left margin for hamburger button */
header.top-navbar .navbar-brand {
margin-left: 2.5rem;
flex: 1;
font-size: var(--font-size-lg);
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
}
/* 7. Navigation (Left Sidebar) */
nav {
grid-area: nav;
font-family: var(--font-heading);
font-size: var(--font-size-base);
border-right: 1px solid var(--color-border-default);
background: var(--color-nav-bg);
color: var(--color-nav-text);
overflow: hidden auto;
overscroll-behavior: contain;
display: flex;
flex-direction: column;
position: sticky;
top: var(--layout-header-height);
height: calc(100vh - var(--layout-header-height));
scrollbar-width: thin;
scrollbar-color: var(--color-border-default) transparent;
}
/* Custom scrollbar for WebKit browsers */
nav::-webkit-scrollbar {
width: 6px;
}
nav::-webkit-scrollbar-track {
background: transparent;
}
nav::-webkit-scrollbar-thumb {
background: var(--color-border-default);
border-radius: var(--radius-sm);
transition: background var(--transition-fast);
}
nav::-webkit-scrollbar-thumb:hover {
background: var(--color-border-emphasis);
}
/* Mobile navigation */
@media (width <= 1023px) {
nav {
position: fixed;
top: var(--layout-header-height);
bottom: 0;
left: 0;
width: var(--layout-sidebar-width);
z-index: calc(var(--z-fixed) - 10); /* Below header */
box-shadow: var(--shadow-lg);
/* Don't set height - let top/bottom define it */
}
nav[hidden] {
display: none;
}
/* Backdrop for mobile nav */
body::before {
content: '';
position: fixed;
inset: var(--layout-header-height) 0 0 0;
background: var(--color-overlay);
z-index: calc(var(--z-fixed) - 20);
opacity: 0;
pointer-events: none;
transition: opacity var(--transition-base);
}
/* Show backdrop when nav is open */
body.nav-open::before {
opacity: 1;
pointer-events: auto;
}
}
/* Desktop: hide nav when [hidden] attribute is set */
@media (width >= 1024px) {
nav[hidden] {
display: none;
}
}
nav .nav-section {
margin-top: var(--space-6);
padding: 0 var(--space-6);
}
nav h2, nav h3 {
font-size: var(--font-size-lg);
font-weight: var(--font-weight-semibold);
margin: 0 0 var(--space-4);
padding: var(--space-2) 0;
color: var(--color-accent-primary);
border-bottom: 1px solid var(--color-border-default);
}
nav ul,
nav dl,
nav p {
padding: 0;
list-style: none;
margin: var(--space-3) 0;
}
nav ul li {
margin-bottom: var(--space-2);
line-height: var(--line-height-relaxed);
}
nav ul li a {
transition:
color var(--transition-fast),
transform var(--transition-fast),
padding var(--transition-fast);
}
nav ul li a:hover {
padding-left: var(--space-1);
}
nav ul ul {
padding-left: var(--space-5);
margin-top: var(--space-2);
}
nav ul ul ul {
padding-left: var(--space-5);
}
nav ul ul ul ul {
padding-left: var(--space-5);
}
nav a {
text-decoration: none;
}
/* Truncation for direct nav links (not links inside code tags) */
nav .nav-list > li > a,
nav .nav-section > ul > li > a,
nav .nav-section > dl > dd > a {
display: block;
max-width: 100%;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
nav footer {
padding: var(--space-4);
border-top: 1px solid var(--color-border-default);
}
nav footer a {
color: var(--color-accent-hover);
}
#navigation-toggle {
display: none; /* Hidden by default, shown on mobile */
}
/* Mobile toggle button */
@media (width <= 1023px) {
#navigation-toggle {
display: flex;
align-items: center;
justify-content: center;
position: fixed;
top: calc(var(--layout-header-height) / 2);
transform: translateY(-50%);
left: 1rem;
z-index: var(--z-fixed);
font-size: 1.5rem;
background: transparent;
border: none;
color: var(--color-text-primary);
cursor: pointer;
transition: color var(--transition-fast);
line-height: 1;
user-select: none;
-webkit-user-select: none;
}
#navigation-toggle:hover {
color: var(--color-accent-primary);
}
}
/*
* Shared Collapsible Animation using ::details-content pseudo-element.
* This is the modern CSS approach for animating <details> elements.
* Uses block-size animation with interpolate-size for smooth height transitions.
* Both nav-section-collapsible and nested link-list details share this pattern.
*/
nav details {
interpolate-size: allow-keywords;
}
nav details::details-content {
overflow: hidden;
block-size: 0;
transition: block-size 200ms ease, content-visibility 200ms ease allow-discrete;
}
nav details[open]::details-content {
block-size: auto;
}
/* Collapsible Navigation Section Headers */
nav .nav-section-header {
display: flex;
align-items: center;
gap: var(--space-3);
padding: var(--space-3) 0;
cursor: pointer;
list-style: none;
user-select: none;
-webkit-user-select: none;
border-bottom: 1px solid var(--color-border-default);
margin-bottom: var(--space-3);
transition: color var(--transition-fast);
}
nav .nav-section-header::-webkit-details-marker {
display: none;
}
nav .nav-section-header:hover {
color: var(--color-accent-primary);
}
nav .nav-section-icon {
display: flex;
align-items: center;
justify-content: center;
width: 1.25rem;
height: 1.25rem;
flex-shrink: 0;
color: var(--color-accent-primary);
}
nav .nav-section-icon svg {
width: 100%;
height: 100%;
}
nav .nav-section-title {
font-size: var(--font-size-base);
font-weight: var(--font-weight-semibold);
color: inherit;
flex: 1;
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
nav .nav-section-chevron {
display: flex;
align-items: center;
justify-content: center;
width: 1rem;
height: 1rem;
flex-shrink: 0;
color: var(--color-text-tertiary);
transition: transform var(--transition-base);
}
nav .nav-section-chevron svg {
width: 100%;
height: 100%;
}
/* Rotate chevron when open */
nav .nav-section-collapsible[open] > .nav-section-header .nav-section-chevron {
transform: rotate(90deg);
}
nav .nav-section-collapsible > ul,
nav .nav-section-collapsible > dl,
nav .nav-section-collapsible > p {
margin-top: 0;
}
nav .nav-section-collapsible > .nav-list {
padding-left: var(--space-5);
border-left: 1px solid var(--color-border-subtle);
margin-left: 9px; /* Align with the section icon center */
}
nav .nav-section-collapsible .nav-list .link-list {
border-left: none;
margin-left: 0;
padding-left: var(--space-5);
}
/*
Improve chevron styling for details under link-list, using SVG chevron that matches nav-section-chevron
We need to avoid adding the element in class content generation so it doesn't break darkfish styles
*/
nav li details:has(.link-list) > summary {
display: inline-flex;
align-items: center;
gap: var(--space-2);
cursor: pointer;
}
nav li details:has(.link-list) > summary::after {
content: '';
position: static;
display: inline-block;
width: 1rem;
height: 1rem;
flex-shrink: 0;
margin-left: 0;
background-color: var(--color-text-secondary);
mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='9 18 15 12 9 6'%3E%3C/polyline%3E%3C/svg%3E");
mask-size: contain;
mask-repeat: no-repeat;
mask-position: center;
-webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='9 18 15 12 9 6'%3E%3C/polyline%3E%3C/svg%3E");
-webkit-mask-size: contain;
-webkit-mask-repeat: no-repeat;
-webkit-mask-position: center;
transition: transform var(--transition-base), background-color var(--transition-fast);
}
nav li details:has(.link-list) > summary:hover::after {
background-color: var(--color-accent-primary);
}
nav li details:has(.link-list)[open] > summary::after {
transform: rotate(90deg);
background-color: var(--color-accent-primary);
}
/* 8. Main Content (Center Column) */
main {
grid-area: main;
width: 100%;
max-width: var(--layout-content-max-width);
margin: 0 auto;
padding: var(--space-12) var(--space-8);
font-size: var(--font-size-base);
line-height: var(--line-height-relaxed);
color: var(--color-text-primary);
box-sizing: border-box;
}
/* Desktop: hide hamburger */
@media (width >= 1024px) {
#navigation-toggle {
display: none;
}
}
/* Mobile: full width with padding */
@media (width <= 1023px) {
main {
padding: var(--space-6) var(--space-4);
padding-top: var(--space-8);
width: 100%;
}
footer.site-footer {
padding: var(--space-8) var(--space-4);
}
footer.site-footer .footer-content {
grid-template-columns: 1fr;
gap: var(--space-6);
}
}
main h1[class] {
margin-top: 0;
margin-bottom: 1em;
font-size: 2.5em;
color: var(--color-accent-primary);
}
main h1,
main h2,
main h3,
main h4,
main h5,
main h6 {
font-family: var(--font-heading);
color: var(--color-accent-primary);
scroll-margin-top: calc(var(--layout-header-height) + 2rem);
}
/* Heading size hierarchy */
main h1 {
font-size: var(--font-size-3xl);
font-weight: var(--font-weight-bold);
margin-bottom: var(--space-4);
line-height: var(--line-height-tight);
}
main h2 {
font-size: var(--font-size-2xl);
font-weight: var(--font-weight-semibold);
margin-top: var(--space-8);
margin-bottom: var(--space-4);
line-height: var(--line-height-tight);
}
main h3 {
font-size: var(--font-size-xl);
font-weight: var(--font-weight-semibold);
margin-top: var(--space-6);
margin-bottom: var(--space-3);
line-height: var(--line-height-tight);
}
main h4 {
font-size: var(--font-size-lg);
font-weight: var(--font-weight-medium);
margin-top: var(--space-4);
margin-bottom: var(--space-2);
}
main h5, main h6 {
font-size: var(--font-size-base);
font-weight: var(--font-weight-medium);
margin-top: var(--space-3);
margin-bottom: var(--space-2);
}
/* Heading links */
main h1 a,
main h2 a,
main h3 a,
main h4 a,
main h5 a,
main h6 a {
color: inherit;
text-decoration: none;
}
main h1 a:hover,
main h2 a:hover,
main h3 a:hover,
main h4 a:hover,
main h5 a:hover,
main h6 a:hover {
text-decoration: underline;
}
/* Syntax Highlighting - Light Theme */
.ruby-constant { color: var(--code-orange); }
.ruby-keyword { color: var(--code-red); }
.ruby-ivar { color: var(--code-orange); }
.ruby-operator { color: var(--code-green); }
.ruby-identifier { color: var(--code-blue); }
.ruby-node { color: var(--code-purple); }
.ruby-comment {
color: var(--color-neutral-500);
font-style: italic;
}
.ruby-regexp { color: var(--code-purple); }
.ruby-value { color: var(--code-orange); }
.ruby-string { color: var(--code-green); }
/* Syntax Highlighting - Dark Theme */
[data-theme="dark"] .ruby-constant { color: var(--code-orange); }
[data-theme="dark"] .ruby-keyword { color: var(--code-red); }
[data-theme="dark"] .ruby-ivar { color: var(--code-orange); }
[data-theme="dark"] .ruby-operator { color: var(--code-green); }
[data-theme="dark"] .ruby-identifier { color: var(--code-blue); }
[data-theme="dark"] .ruby-node { color: var(--code-purple); }
[data-theme="dark"] .ruby-comment {
color: var(--color-neutral-400);
font-style: italic;
}
[data-theme="dark"] .ruby-regexp { color: var(--code-purple); }
[data-theme="dark"] .ruby-value { color: var(--code-orange); }
[data-theme="dark"] .ruby-string { color: var(--code-green); }
/* C Syntax Highlighting */
.c-keyword { color: var(--c-keyword); }
.c-type { color: var(--c-type); }
.c-macro { color: var(--c-macro); }
.c-function { color: var(--c-function); }
.c-identifier { color: var(--c-identifier); }
.c-operator { color: var(--c-operator); }
.c-preprocessor { color: var(--c-preprocessor); }
.c-value { color: var(--c-value); }
.c-string { color: var(--c-string); }
.c-comment {
color: var(--c-comment);
font-style: italic;
}
/* Emphasis */
em {
text-decoration-color: var(--color-emphasis-decoration);
text-decoration-line: underline;
text-decoration-style: dotted;
}
strong,
em {
color: var(--color-accent-primary);
background-color: var(--color-emphasis-bg);
}
/* Paragraphs */
main p {
line-height: var(--line-height-relaxed);
font-weight: 400;
margin-bottom: var(--space-4);
}
/* Preformatted Text */
main pre {
margin: 1.2em 0.5em;
padding: 1em;
font-size: 0.8em;
}
.code-block-wrapper pre {
margin: 0;
}
/* Horizontal Rules */
main hr {
margin: 1.5em 1em;
border: 2px solid var(--color-border-default);
}
/* Blockquotes */
main blockquote {
margin: 0 2em 1.2em 1.2em;
padding-left: 0.5em;
border-left: 2px solid var(--color-border-default);
}
/* Lists */
main li > p {
margin: 0.5em;
}
/* Definition Lists */
main dl {
margin: 1em 0.5em;
}
main dt {
line-height: 1.5;
font-weight: bold;
}
main dl.note-list dt {
margin-right: 1em;
float: left;
}
main dl.note-list dt:has(+ dt) {
margin-right: 0.25em;
}
main dl.note-list dt:has(+ dt)::after {
content: ', ';
font-weight: normal;
}
main dd {
margin: 0 0 1em 1em;
}
main dd p:first-child {
margin-top: 0;
}
/* Headers within Main */
main header h2 {
margin-top: 2em;
border-width: 0;
border-top: 4px solid var(--color-border-default);
font-size: 130%;
}
main header h3 {
margin: 2em 0 1.5em;
border-width: 0;
border-top: 3px solid var(--color-border-default);
font-size: 120%;
}
h1:target,
h2:target,
h3:target,
h4:target,
h5:target,
h6:target {
margin-left: calc(-1 * var(--space-5));
padding-left: calc(var(--space-5) / 2);
border-left: calc(var(--space-5) / 2) solid var(--color-border-default);
}
main .anchor-link:target {
scroll-margin-top: calc(var(--layout-header-height) + 2rem);
}
/* Utility Classes */
.hide { display: none !important; }
.initially-hidden { display: none; }
/* Screen reader only */
.sr-only {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip-path: inset(50%);
white-space: nowrap;
border-width: 0;
}
/* Method Details */
main .method-source-code {
visibility: hidden;
max-height: 0;
overflow: hidden;
opacity: 0;
transform: translateY(-8px);
transition:
max-height var(--duration-medium) var(--ease-out-smooth),
visibility var(--duration-medium),
opacity var(--duration-fast) ease-out,
transform var(--duration-fast) ease-out;
}
main .method-source-code pre {
border-color: var(--color-accent-hover);
border-left: 3px solid var(--color-accent-primary);
width: 100%;
box-sizing: border-box;
transition: border-color var(--transition-fast);
scrollbar-width: thin;
scrollbar-color: var(--color-border-default) transparent;
}
main .method-source-code pre::-webkit-scrollbar {
width: 6px;
height: 6px;
}
main .method-source-code pre::-webkit-scrollbar-track {
background: transparent;
}
main .method-source-code pre::-webkit-scrollbar-thumb {
background: var(--color-border-default);
border-radius: var(--radius-sm);
}
main .method-source-code pre::-webkit-scrollbar-thumb:hover {
background: var(--color-border-emphasis);
}
main .method-source-code pre::-webkit-scrollbar-corner {
background: transparent;
}
main .method-source-code.active-menu {
visibility: visible;
max-height: 100vh;
overflow: auto;
opacity: 1;
transform: translateY(0);
}
main .method-description .method-calls-super {
color: var(--color-text-primary);
font-weight: bold;
}
main .method-detail {
margin-bottom: 2.5em;
}
main .method-detail:target {
margin-left: calc(-1 * var(--space-5));
padding-left: calc(var(--space-5) / 2);
border-left: calc(var(--space-5) / 2) solid var(--color-border-default);
}
main .method-header {
display: inline-block;
max-width: calc(100% - 6em); /* 6em is the width of the source code toggle */
}
main .method-heading {
position: relative;
font-family: var(--font-code);
font-size: var(--font-size-lg);
font-weight: var(--font-weight-semibold);
margin-bottom: var(--space-3);
}
main .method-heading .method-name {
font-weight: var(--font-weight-semibold);
}
main .method-heading .method-args {
font-weight: var(--font-weight-normal);
}
main .method-controls {
float: right;
}
main .method-controls summary {
display: inline-block;
line-height: 20px;
color: var(--color-accent-primary);
cursor: pointer;
padding: var(--space-1) var(--space-3);
border-radius: var(--radius-sm);
font-size: var(--font-size-sm);
font-weight: var(--font-weight-medium);
background: var(--color-accent-subtle);
border: 1px solid transparent;
transition:
color var(--transition-fast),
background var(--transition-fast),
border-color var(--transition-fast),
transform var(--transition-fast);
user-select: none;
-webkit-user-select: none;
list-style: none;
}
main .method-controls summary::-webkit-details-marker {
display: none;
}
main .method-controls summary:hover {
background: var(--color-primary-100);
border-color: var(--color-primary-300);
transform: translateY(-1px);
}
main .method-controls summary:active {
transform: scale(0.96);
}
[data-theme="dark"] main .method-controls summary:hover {
background: var(--color-accent-subtle-hover);
border-color: var(--color-primary-500);
}
main .method-description,
main .aliases {
margin-top: 0.75em;
color: var(--color-text-primary);
}
main .aliases {
padding-top: 4px;
font-style: italic;
cursor: default;
}
main .aliases a {
color: var(--color-accent-hover);
}
main .mixin-from {
font-size: 80%;
font-style: italic;
margin-bottom: 0.75em;
}
main .method-description ul {
margin-left: 1.5em;
}
main #attribute-method-details .method-detail:hover {
background-color: transparent;
cursor: default;
}
main .attribute-access-type {
text-transform: uppercase;
}
/* Small screen adjustments */
@media (width <= 480px) {
nav {
width: 85%;
max-width: 320px;
}
main {
margin: 0;
padding: var(--space-4);
max-width: 100%;
}
table {
display: block;
overflow-x: auto;
white-space: nowrap;
}
main .method-controls {
margin-top: 10px;
float: none;
}
}
/* 9. Search Modal (Mobile) */
.search-modal {
position: fixed;
inset: 0;
z-index: var(--z-modal);
display: none;
}
.search-modal:not([hidden]) {
display: flex;
align-items: flex-start;
justify-content: center;
padding: var(--space-16) var(--space-4);
}
/* Reduce padding on very small screens */
@media (width <= 420px) {
.search-modal:not([hidden]) {
padding: var(--space-4) var(--space-3);
}
.search-modal-content {
border-radius: var(--radius-md);
}
.search-modal-header {
padding: var(--space-3);
}
.search-modal-body {
padding: var(--space-3);
}
.search-modal-form input {
font-size: var(--font-size-base);
min-width: 0; /* Allow input to shrink */
}
.search-modal-form {
gap: var(--space-2);
}
.search-modal-close {
padding: var(--space-1) var(--space-3);
font-size: 0.75rem;
}
}
.search-modal-backdrop {
position: absolute;
inset: 0;
background: var(--color-overlay);
z-index: 1;
}
.search-modal-content {
position: relative;
z-index: 2;
background: var(--color-background-primary);
border-radius: var(--radius-lg);
box-shadow: var(--shadow-xl);
width: 100%;
max-width: 600px;
max-height: 80vh;
display: flex;
flex-direction: column;
}
.search-modal-header {
padding: var(--space-6);
border-bottom: 1px solid var(--color-border-default);
}
.search-modal-form {
display: flex;
align-items: center;
gap: var(--space-3);
}
.search-modal-icon {
font-size: 1.5rem;
color: var(--color-text-secondary);
flex-shrink: 0;
}
.search-modal-form input {
flex: 1;
border: none;
outline: none;
background: transparent;
font-size: var(--font-size-lg);
color: var(--color-text-primary);
padding: 0;
}
.search-modal-form input::placeholder {
color: var(--color-text-tertiary);
}
.search-modal-close {
padding: var(--space-2) var(--space-4);
background: var(--color-background-secondary);
border: 1px solid var(--color-border-default);
border-radius: var(--radius-md);
font-size: var(--font-size-sm);
color: var(--color-text-secondary);
cursor: pointer;
transition: background var(--transition-fast), border-color var(--transition-fast);
flex-shrink: 0;
}
.search-modal-close:hover {
background: var(--color-background-tertiary);
border-color: var(--color-border-default);
}
.search-modal-body {
padding: var(--space-6);
overflow-y: auto;
flex: 1;
}
.search-modal-empty {
text-align: center;
color: var(--color-text-tertiary);
padding: var(--space-12) 0;
}
.search-modal-results {
list-style: none;
margin: 0;
padding: 0;
}
.search-modal-results.initially-hidden {
display: block !important; /* Override initially-hidden */
}
.search-modal-results li {
padding: var(--space-3) var(--space-4);
border-radius: var(--radius-md);
cursor: pointer;
transition: background var(--transition-fast);
margin-bottom: var(--space-2);
}
.search-modal-results li:hover {
background: var(--color-background-secondary);
}
.search-modal-results a {
color: var(--color-text-primary);
}
.search-modal-results .search-match {
margin: 0;
font-size: var(--font-size-base);
}
.search-modal-results .search-match a {
text-decoration: none;
}
.search-modal-results .search-namespace {
margin: var(--space-1) 0 0 0;
font-size: var(--font-size-sm);
color: var(--color-text-secondary);
}
.search-modal-results .search-snippet {
margin: var(--space-1) 0 0 0;
font-size: var(--font-size-sm);
color: var(--color-text-tertiary);
}
/* 10. Right Sidebar - Table of Contents */
aside.table-of-contents {
grid-area: toc;
align-self: start;
position: sticky;
top: var(--layout-header-height);
padding: var(--space-8) var(--space-6);
border: none;
border-left: 1px solid var(--color-border-default);
font-size: var(--font-size-base);
}
aside.table-of-contents * {
border-right: none !important;
outline: none !important;
}
aside.table-of-contents .toc-sticky {
display: flex;
flex-direction: column;
/* Exclude header height and top/bottom padding of aside.table-of-contents */
height: calc(100vh - var(--layout-header-height) - var(--space-8) * 2);
}
aside.table-of-contents .toc-sticky nav {
height: auto;
}
aside.table-of-contents .toc-list > .toc-h2 {
margin-left: var(--space-4);
}
aside.table-of-contents .toc-list > .toc-h3 {
margin-left: var(--space-8);
}
/* Hide TOC on mobile/tablet */
@media (width <= 1279px) {
aside.table-of-contents {
display: none;
}
body.has-toc {
grid-template-columns: var(--layout-sidebar-width) 1fr;
grid-template-areas:
"header header"
"nav main"
"footer footer";
}
}
/* Tablet adjustments (between mobile and desktop) */
@media (width >= 768px) and (width <= 1023px) {
header.top-navbar {
padding: 0 var(--space-6);
}
main {
padding: var(--space-8) var(--space-6);
max-width: 100%;
}
}
.table-of-contents h3 {
font-size: var(--font-size-lg);
font-weight: var(--font-weight-semibold);
margin: 0 0 var(--space-5) 0;
color: var(--color-text-primary);
}
.table-of-contents ul {
margin: 0;
padding: 0;
list-style: none;
}
.table-of-contents ul ul {
margin-top: var(--space-3);
margin-left: var(--space-5);
border-left: 1px solid var(--color-border-default);
padding-left: var(--space-4);
}
.table-of-contents li {
margin-bottom: var(--space-3);
}
.table-of-contents a {
display: block;
color: var(--color-text-secondary);
text-decoration: none;
transition: color var(--transition-fast);
line-height: var(--line-height-relaxed);
overflow-wrap: break-word;
hyphens: auto;
}
/* Nav hover styles sit here to keep specificity ordering with TOC links */
nav a:hover {
color: var(--color-link-hover);
text-decoration: underline;
}
.table-of-contents a:hover {
color: var(--color-link-hover);
}
.table-of-contents a.active {
color: var(--color-accent-primary);
font-weight: var(--font-weight-medium);
}
ol.breadcrumb {
display: flex;
padding: 0;
margin: 0 0 1em;
}
ol.breadcrumb li {
display: block;
list-style: none;
font-size: 125%;
}
/* 11. Footer */
footer.site-footer {
grid-area: footer;
background: var(--color-background-secondary);
border-top: 1px solid var(--color-border-default);
padding: var(--space-12) var(--space-6);
}
footer.site-footer .footer-content {
max-width: 1200px;
margin: 0 auto;
display: grid;
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
gap: var(--space-8);
}
footer.site-footer h3 {
font-size: var(--font-size-sm);
font-weight: var(--font-weight-semibold);
color: var(--color-text-primary);
margin: 0 0 var(--space-4) 0;
letter-spacing: 0.05em;
}
footer.site-footer ul {
list-style: none;
margin: 0;
padding: 0;
}
footer.site-footer li {
margin-bottom: var(--space-2);
}
footer.site-footer a {
color: var(--color-text-secondary);
text-decoration: none;
font-size: var(--font-size-sm);
transition: color var(--transition-fast);
}
footer.site-footer a:hover {
color: var(--color-link-hover);
}
footer.site-footer .footer-bottom {
margin-top: var(--space-8);
padding-top: var(--space-6);
border-top: 1px solid var(--color-border-default);
text-align: center;
font-size: var(--font-size-xs);
color: var(--color-text-tertiary);
}
footer.site-footer .footer-bottom:first-child {
margin-top: 0;
padding-top: 0;
border-top: none;
}
/* Search */
#search-section {
padding: var(--space-6);
background-color: var(--color-background-primary);
border-bottom: 1px solid var(--color-border-default);
}
#search-field-wrapper {
position: relative;
display: flex;
align-items: center;
}
#search-field {
width: 100%;
padding: var(--space-2) var(--space-4) var(--space-2) 2.5rem;
border: 1px solid var(--color-border-default);
border-radius: 1.25rem;
font-size: var(--font-size-sm);
outline: none;
transition: border-color var(--transition-base);
color: var(--color-text-primary);
}
#search-field:focus {
border-color: var(--color-accent-primary);
}
#search-field::placeholder {
color: var(--color-text-primary);
}
#search-field-wrapper::before {
content: "\1F50D";
position: absolute;
left: var(--space-3);
top: 50%;
transform: translateY(-50%);
font-size: var(--font-size-sm);
color: var(--color-text-primary);
opacity: 0.6;
}
/* Search Results */
.search-results {
font-family: var(--font-primary);
font-weight: 300;
}
.search-results a {
color: var(--color-text-primary);
}
.search-results a:hover {
color: var(--color-accent-primary);
}
.search-results .search-match {
font-family: var(--font-heading);
font-weight: normal;
}
.search-results .search-selected {
background: var(--color-code-bg);
border-bottom: 1px solid transparent;
}
.search-results li {
list-style: none;
border-bottom: 1px solid var(--color-border-default);
margin-bottom: 0.5em;
}
.search-results li:last-child {
border-bottom: none;
margin-bottom: 0;
}
.search-results li p {
padding: 0;
margin: 0.5em;
}
.search-results .search-namespace {
font-weight: bold;
}
.search-results .search-type {
display: inline-block;
margin-left: var(--space-2);
padding: 0 var(--space-2);
font-size: var(--font-size-xs);
font-weight: 500;
border-radius: var(--radius-sm);
vertical-align: middle;
background: var(--color-background-tertiary);
color: var(--color-text-secondary);
}
.search-results .search-type-class {
background: var(--color-search-type-class-bg);
color: var(--color-search-type-class-text);
}
.search-results .search-type-module {
background: var(--color-search-type-module-bg);
color: var(--color-search-type-module-text);
}
.search-results .search-type-constant {
background: var(--color-search-type-constant-bg);
color: var(--color-search-type-constant-text);
}
.search-results .search-type-instance-method,
.search-results .search-type-class-method {
background: var(--color-search-type-method-bg);
color: var(--color-search-type-method-text);
}
.search-results li em {
background-color: var(--color-search-highlight-bg);
font-style: normal;
}
.search-results pre {
margin: 0.5em;
font-family: var(--font-code);
}
header.top-navbar #search-field {
width: 100%;
padding: var(--space-2) var(--space-4);
border: 1px solid var(--color-border-default);
border-radius: var(--radius-md);
font-size: var(--font-size-base);
background: var(--color-background-primary);
color: var(--color-text-primary);
transition: border-color var(--transition-fast);
}
header.top-navbar #search-field:focus {
outline: none;
border-color: var(--color-accent-primary);
box-shadow: 0 0 0 3px var(--color-accent-subtle);
}
header.top-navbar #search-field::placeholder {
color: var(--color-text-tertiary);
}
/* Search results dropdown in navbar */
header.top-navbar #search-results-desktop {
position: absolute;
top: calc(100% + var(--space-2));
left: 0;
width: var(--layout-search-width);
max-height: 60vh;
background: var(--color-background-primary);
border: 1px solid var(--color-border-default);
border-radius: var(--radius-lg);
box-shadow: var(--shadow-lg);
overflow-y: auto;
z-index: var(--z-popover);
margin: 0;
padding: 0;
}
header.top-navbar #search-results-desktop.initially-hidden {
display: none;
}
header.top-navbar #search-results-desktop[aria-expanded="false"] {
display: none;
}