/* ==========================================================================
   Linux System Wiki & Modern Dual-Theme Design System
   - OLED Dark default (#121212 canvas, #151515 panels, #1e88ff electric blue)
   - Niled Light Mode (#F3F5FC canvas, #FFFFFF panels, #305FE8 royal blue, #1C1F4F navy)
   - Self-hosted Inter + Monaspace typography
   - Smooth modern geometry (8-12px cards/code/tables, 9999px pills)
   - High-contrast syntax tokens for dark and light viewports
   ========================================================================== */

@import url('fonts/inter.css');
@import url('fonts/monaspace.css');

:root, [data-theme="dark"] {
    /* OLED Dark Design Tokens */
    --bg-main: #121212;
    --bg-panel: #151515;
    --bg-card: #1a1b1e;
    --bg-card-hover: #212328;
    --bg-code: #0d0e10;
    --bg-zebra: #16171a;
    --accent-primary: #1e88ff;
    --accent-hover: #47a0ff;
    --accent-soft: rgba(30, 136, 255, 0.12);
    --accent-border: rgba(30, 136, 255, 0.35);
    --accent-glow: 0 4px 16px rgba(30, 136, 255, 0.25);
    --text-primary: #e5e7eb;
    --text-heading: #ffffff;
    --text-muted: #8b949e;
    --border-subtle: #24262b;
    --border-light: #30343c;
    --shadow-dropdown: 0 12px 32px rgba(0, 0, 0, 0.75);

    /* Adwaita / status accents */
    --adwaita-red: #e01b24;
    --adwaita-green: #2ec27e;
    --adwaita-yellow: #f6d32d;
    --adwaita-blue: var(--accent-primary);
    --adwaita-cyan: #33aadd;
}

[data-theme="light"] {
    /* Niled Light Design Tokens */
    --bg-main: #F3F5FC;
    --bg-panel: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-card-hover: #F8FAFF;
    --bg-code: #FAF8FA;
    --bg-zebra: #F6F8FD;
    --accent-primary: #305FE8;
    --accent-hover: #1D4ED8;
    --accent-soft: rgba(48, 95, 232, 0.08);
    --accent-border: rgba(48, 95, 232, 0.25);
    --accent-glow: 0 4px 14px rgba(48, 95, 232, 0.18);
    --text-primary: #475467;
    --text-heading: #1C1F4F;
    --text-muted: #667085;
    --border-subtle: #E2E8F0;
    --border-light: #CBD5E1;
    --shadow-dropdown: 0 12px 28px rgba(28, 31, 79, 0.10);

    /* Adwaita / status accents (Light adapted) */
    --adwaita-red: #dc2626;
    --adwaita-green: #16a34a;
    --adwaita-yellow: #d97706;
    --adwaita-blue: var(--accent-primary);
    --adwaita-cyan: #0369a1;
}

:root {
    /* Self-Hosted Typography Stacks */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-callout: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-serif: 'IBM Plex Serif', Georgia, serif;
    --font-mono: 'Monaspace Neon NF', 'Monaspace Neon', monospace;
    --font-script: 'Monaspace Radon NF', 'Monaspace Radon', cursive, monospace;
    --font-humanist: 'Monaspace Argon NF', 'Monaspace Argon', monospace;

    /* Semantic Compatibility Aliases (Arch / Gnome to Dual-Theme Tokens) */
    --arch-blue: var(--accent-primary);
    --arch-blue-hover: var(--accent-hover);
    --arch-blue-light: var(--accent-soft);
    --arch-blue-border: var(--accent-border);

    --arch-bg: var(--bg-main);
    --arch-panel: var(--bg-panel);
    --arch-card: var(--bg-card);
    --arch-card-hover: var(--bg-card-hover);
    --arch-code: var(--bg-code);
    --arch-border: var(--border-subtle);
    --arch-border-light: var(--border-light);

    --arch-text: var(--text-primary);
    --arch-text-light: var(--text-heading);
    --arch-muted: var(--text-muted);

    --gnome-bg: var(--bg-main);
    --gnome-panel: var(--bg-panel);
    --gnome-card: var(--bg-card);
    --gnome-card-hover: var(--bg-card-hover);
    --gnome-code: var(--bg-code);
    --gnome-blue: var(--accent-primary);
    --gnome-blue-text: var(--accent-primary);
    --gnome-blue-hover: var(--accent-hover);
    --gnome-blue-light: var(--accent-soft);
    --gnome-text: var(--text-primary);
    --gnome-text-light: var(--text-heading);
    --gnome-muted: var(--text-muted);
    --gnome-border: var(--border-subtle);
    --gnome-border-light: var(--border-light);

    /* Docsify core variables */
    --base-background-color: var(--bg-main);
    --text-color-base: var(--text-primary);
    --theme-color: var(--accent-primary);
    --link-color: var(--accent-primary);
    --sidebar-background: var(--bg-panel);
    --sidebar-border-color: var(--border-subtle);
}

/* Universal box-sizing without forcing square corners */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    background-color: var(--gnome-bg) !important;
    color: var(--gnome-text) !important;
    font-family: var(--font-sans) !important;
    font-feature-settings: "calt" 1, "liga" 1;
    font-size: 15px;
    line-height: 1.7;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Top cyan accent line */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gnome-blue);
    z-index: 99999;
}

/* --------------------------------------------------------------------------
   Top Navbar (Arch Wiki Style with integrated Search & Adwaita Dropdowns)
   -------------------------------------------------------------------------- */
.top-arch-header {
    position: fixed;
    top: 2px;
    left: 0;
    right: 0;
    height: 50px;
    background-color: var(--gnome-panel);
    border-bottom: 1px solid var(--gnome-border);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 24px;
    gap: 20px;
    z-index: 1000;
}

.top-arch-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    color: var(--gnome-text-light);
    text-decoration: none !important;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.top-arch-brand .brand-logo-svg {
    width: 16px;
    height: 16px;
}

.top-arch-brand .logo-triangle {
    color: var(--arch-blue);
    font-size: 15px;
}

.top-arch-brand .brand-text {
    font-family: var(--font-heading) !important;
    color: var(--text-heading);
    font-weight: 700;
    letter-spacing: 0.8px;
}

/* Top Search Bar (positioned in the open space between brand and nav menu) */
.top-search-container {
    position: relative;
    flex: 1 1 auto;
    max-width: 440px;
    min-width: 180px;
    margin: 0;
}

.top-search-container .search {
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

.top-search-container .search .input-wrap {
    position: relative;
    width: 100%;
}

.top-search-container .search input[type="search"]::-webkit-search-cancel-button,
.top-search-container .search input[type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;
    display: none;
}

.top-search-container .search input[type="search"],
.top-search-container .search input {
    background-color: var(--gnome-code) !important;
    border: 1px solid var(--gnome-border) !important;
    border-radius: 9999px !important;
    color: var(--text-primary) !important;
    font-family: var(--font-sans) !important;
    font-size: 13px !important;
    height: 32px !important;
    padding: 4px 34px 4px 34px !important;
    width: 100% !important;
    outline: none !important;
    transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

:root .top-search-container .search input[type="search"],
:root .top-search-container .search input,
[data-theme="dark"] .top-search-container .search input[type="search"],
[data-theme="dark"] .top-search-container .search input {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="%238b949e" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>') !important;
    background-repeat: no-repeat !important;
    background-position: 12px center !important;
}

[data-theme="light"] .top-search-container .search input[type="search"],
[data-theme="light"] .top-search-container .search input {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="%23667085" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>') !important;
    background-repeat: no-repeat !important;
    background-position: 12px center !important;
}

.top-search-container .search input::placeholder {
    color: var(--text-muted) !important;
    opacity: 0.8;
}

.top-search-container .search input:focus {
    border-color: var(--accent-primary) !important;
    box-shadow: 0 0 0 1px var(--accent-primary) !important;
    background-color: var(--bg-panel) !important;
}

.top-search-container .search .clear-button {
    display: none !important;
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    width: 20px;
    height: 20px;
    align-items: center;
    justify-content: center;
}

.top-search-container .search .clear-button.show {
    display: flex !important;
}

.top-search-container .search .clear-button svg {
    width: 16px !important;
    height: 16px !important;
}

/* Floating search results panel */
.top-search-container .results-panel {
    position: absolute !important;
    top: 38px !important;
    left: 0 !important;
    width: 440px !important;
    max-width: 90vw !important;
    max-height: 500px !important;
    overflow-y: auto !important;
    background-color: var(--gnome-panel) !important;
    border: 1px solid var(--gnome-border) !important;
    border-radius: 10px !important;
    box-shadow: var(--shadow-dropdown) !important;
    z-index: 100000 !important;
}

.top-search-container .results-panel:not(.show),
.top-search-container .results-panel:empty {
    display: none !important;
}

.top-search-container .results-panel::-webkit-scrollbar {
    width: 6px;
}

.top-search-container .results-panel::-webkit-scrollbar-track {
    background: var(--gnome-code);
}

.top-search-container .results-panel::-webkit-scrollbar-thumb {
    background: var(--gnome-border);
    border-radius: 3px;
}

.top-search-container .results-panel .matching-post {
    border-bottom: 1px solid var(--gnome-border) !important;
    padding: 0 !important;
    margin: 0 !important;
    cursor: pointer !important;
    transition: background-color 0.1s;
}

.top-search-container .results-panel .matching-post:hover {
    background-color: var(--accent-soft) !important;
}

.top-search-container .results-panel .matching-post a {
    display: block !important;
    width: 100% !important;
    padding: 12px 16px !important;
    text-decoration: none !important;
    color: inherit !important;
    box-sizing: border-box !important;
}

.top-search-container .results-panel h2 {
    font-size: 13px !important;
    font-weight: 600 !important;
    color: var(--accent-primary) !important;
    margin: 0 0 4px 0 !important;
    padding: 0 !important;
    border: none !important;
}

.top-search-container .results-panel p {
    font-size: 12px !important;
    color: var(--text-muted) !important;
    margin: 0 !important;
    line-height: 1.4 !important;
}

.top-search-container .results-panel p.empty {
    padding: 16px !important;
    margin: 0 !important;
    color: var(--text-muted) !important;
    font-size: 12px !important;
    text-align: center !important;
}

.top-search-container .results-panel .search-keyword {
    color: var(--accent-primary) !important;
    background-color: var(--accent-soft) !important;
    padding: 1px 4px !important;
    border-radius: 4px !important;
    font-weight: 600 !important;
}

/* Technical Category Navigation & Dropdowns */
.top-arch-nav,
.top-arch-header .top-arch-nav {
    display: flex !important;
    align-items: stretch !important;
    gap: 4px !important;
    margin: 0 0 0 auto !important;
    padding: 0 !important;
    height: 100% !important;
    position: static !important;
    flex-shrink: 0 !important;
    text-align: left !important;
    z-index: auto !important;
}

.nav-item {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-link {
    color: var(--gnome-muted);
    font-size: 13.8px;
    font-weight: 500;
    text-decoration: none !important;
    padding: 0 12px;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 5px;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-bottom-color 0.15s, background-color 0.15s;
    white-space: nowrap;
}

.nav-link .arrow {
    font-size: 9.5px;
    color: var(--gnome-muted);
    transition: transform 0.15s;
}

.nav-item:hover .nav-link {
    color: var(--gnome-text-light);
    background-color: var(--accent-soft);
}

.nav-item:hover .arrow {
    color: var(--gnome-blue);
    transform: rotate(180deg);
}

.nav-item.active .nav-link {
    color: var(--gnome-text-light);
    border-bottom-color: var(--gnome-blue);
}

/* Dropdown Menu */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 235px;
    background-color: var(--gnome-card);
    border: 1px solid var(--gnome-border);
    border-radius: 10px;
    box-shadow: var(--shadow-dropdown);
    overflow: hidden;
    display: none;
    flex-direction: column;
    z-index: 10001;
    padding: 6px 0;
}

.nav-item:hover .nav-dropdown {
    display: flex;
}

/* Right-align the last dropdown menu so it does not overflow viewport edge */
.nav-item:last-child .nav-dropdown,
.nav-item[data-section="reference"] .nav-dropdown {
    left: auto !important;
    right: 0 !important;
}

.nav-dropdown a {
    color: var(--text-primary);
    font-size: 13.2px;
    padding: 8.5px 16px;
    line-height: 1.35;
    text-decoration: none !important;
    display: block;
    border-left: 2px solid transparent;
    white-space: nowrap;
    transition: background-color 0.12s, color 0.12s, border-left-color 0.12s;
}

.nav-dropdown a:hover {
    background-color: var(--accent-soft);
    color: var(--text-heading);
    border-left-color: var(--accent-primary);
}

.nav-dropdown a.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   Header Theme Toggle Pill (Segmented Moon / Sun Toggle)
   -------------------------------------------------------------------------- */
.theme-toggle-pill {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: relative !important;
    padding: 3px !important;
    height: 32px !important;
    border-radius: 9999px !important;
    border: 1px solid var(--border-subtle) !important;
    background-color: var(--bg-card) !important;
    cursor: pointer !important;
    outline: none !important;
    transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    flex-shrink: 0 !important;
    gap: 3px !important;
    margin-left: 6px !important;
    box-sizing: border-box !important;
}

.theme-toggle-pill:hover {
    border-color: var(--accent-primary) !important;
}

.theme-toggle-pill:focus-visible {
    box-shadow: 0 0 0 2px var(--accent-primary) !important;
}

/* Generic segments / icons inside pill */
.theme-toggle-pill .toggle-segment,
.theme-toggle-pill .toggle-icon,
.theme-toggle-pill .toggle-moon,
.theme-toggle-pill .toggle-sun,
.theme-toggle-pill span {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px !important;
    height: 24px !important;
    border-radius: 9999px !important;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
    color: var(--text-muted) !important;
    background: transparent !important;
    box-sizing: border-box !important;
}

.theme-toggle-pill svg {
    width: 14px !important;
    height: 14px !important;
    stroke-width: 2 !important;
    transition: color 0.2s ease, stroke 0.2s ease, transform 0.2s ease !important;
}

/* Direct SVG children styling if rendered without span wrappers */
.theme-toggle-pill > svg {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px !important;
    height: 24px !important;
    padding: 4px !important;
    border-radius: 9999px !important;
    box-sizing: border-box !important;
}

/* Dark Theme State: Moon is Active */
:root .theme-toggle-pill,
[data-theme="dark"] .theme-toggle-pill {
    background-color: #1a1b1e !important;
    border-color: #24262b !important;
}

:root .theme-toggle-pill .toggle-moon,
:root .theme-toggle-pill .moon-icon,
:root .theme-toggle-pill .icon-moon,
:root .theme-toggle-pill .item-dark,
:root .theme-toggle-pill [data-icon="moon"],
:root .theme-toggle-pill > .toggle-segment:first-child,
:root .theme-toggle-pill > span:first-child,
:root .theme-toggle-pill > svg:first-child,
:root .theme-toggle-pill > svg.moon-icon,
[data-theme="dark"] .theme-toggle-pill .toggle-moon,
[data-theme="dark"] .theme-toggle-pill .moon-icon,
[data-theme="dark"] .theme-toggle-pill .icon-moon,
[data-theme="dark"] .theme-toggle-pill .item-dark,
[data-theme="dark"] .theme-toggle-pill [data-icon="moon"],
[data-theme="dark"] .theme-toggle-pill > .toggle-segment:first-child,
[data-theme="dark"] .theme-toggle-pill > span:first-child,
[data-theme="dark"] .theme-toggle-pill > svg:first-child,
[data-theme="dark"] .theme-toggle-pill > svg.moon-icon {
    background-color: #1e88ff !important;
    color: #ffffff !important;
    stroke: #ffffff !important;
    box-shadow: 0 1px 4px rgba(30, 136, 255, 0.4) !important;
}

:root .theme-toggle-pill .toggle-sun,
:root .theme-toggle-pill .sun-icon,
:root .theme-toggle-pill .icon-sun,
:root .theme-toggle-pill .item-light,
:root .theme-toggle-pill [data-icon="sun"],
:root .theme-toggle-pill > .toggle-segment:last-child,
:root .theme-toggle-pill > span:last-child,
:root .theme-toggle-pill > svg:last-child,
:root .theme-toggle-pill > svg.sun-icon,
[data-theme="dark"] .theme-toggle-pill .toggle-sun,
[data-theme="dark"] .theme-toggle-pill .sun-icon,
[data-theme="dark"] .theme-toggle-pill .icon-sun,
[data-theme="dark"] .theme-toggle-pill .item-light,
[data-theme="dark"] .theme-toggle-pill [data-icon="sun"],
[data-theme="dark"] .theme-toggle-pill > .toggle-segment:last-child,
[data-theme="dark"] .theme-toggle-pill > span:last-child,
[data-theme="dark"] .theme-toggle-pill > svg:last-child,
[data-theme="dark"] .theme-toggle-pill > svg.sun-icon {
    background-color: transparent !important;
    color: #8b949e !important;
    stroke: #8b949e !important;
    box-shadow: none !important;
}

/* Light Theme State: Sun is Active */
[data-theme="light"] .theme-toggle-pill {
    background-color: #EEF2FA !important;
    border-color: #E2E8F0 !important;
}

[data-theme="light"] .theme-toggle-pill .toggle-sun,
[data-theme="light"] .theme-toggle-pill .sun-icon,
[data-theme="light"] .theme-toggle-pill .icon-sun,
[data-theme="light"] .theme-toggle-pill .item-light,
[data-theme="light"] .theme-toggle-pill [data-icon="sun"],
[data-theme="light"] .theme-toggle-pill > .toggle-segment:last-child,
[data-theme="light"] .theme-toggle-pill > span:last-child,
[data-theme="light"] .theme-toggle-pill > svg:last-child,
[data-theme="light"] .theme-toggle-pill > svg.sun-icon {
    background-color: #305FE8 !important;
    color: #ffffff !important;
    stroke: #ffffff !important;
    box-shadow: 0 1px 4px rgba(48, 95, 232, 0.3) !important;
}

[data-theme="light"] .theme-toggle-pill .toggle-moon,
[data-theme="light"] .theme-toggle-pill .moon-icon,
[data-theme="light"] .theme-toggle-pill .icon-moon,
[data-theme="light"] .theme-toggle-pill .item-dark,
[data-theme="light"] .theme-toggle-pill [data-icon="moon"],
[data-theme="light"] .theme-toggle-pill > .toggle-segment:first-child,
[data-theme="light"] .theme-toggle-pill > span:first-child,
[data-theme="light"] .theme-toggle-pill > svg:first-child,
[data-theme="light"] .theme-toggle-pill > svg.moon-icon {
    background-color: transparent !important;
    color: #667085 !important;
    stroke: #667085 !important;
    box-shadow: none !important;
}

/* Explicit active indicator class compatibility */
.theme-toggle-pill .active,
.theme-toggle-pill .is-active {
    background-color: var(--accent-primary) !important;
    color: #ffffff !important;
    stroke: #ffffff !important;
    box-shadow: var(--accent-glow) !important;
}

/* --------------------------------------------------------------------------
   Responsive Header Polish (@media max-width: 840px)
   Guarantees .theme-toggle-pill is never pushed off-screen on mobile viewports
   -------------------------------------------------------------------------- */
@media (max-width: 840px) {
    .top-arch-header {
        padding: 0 12px !important;
        gap: 8px !important;
        justify-content: flex-start !important;
    }

    .top-arch-brand {
        flex-shrink: 1 !important;
        gap: 6px !important;
    }

    .top-arch-brand .brand-text {
        font-size: 13px !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 140px !important;
    }

    .top-search-container {
        flex: 1 1 60px !important;
        min-width: 60px !important;
        max-width: 220px !important;
    }

    .top-search-container .search input[type="search"],
    .top-search-container .search input {
        font-size: 12px !important;
        height: 28px !important;
        padding: 2px 24px 2px 28px !important;
    }

    .top-arch-nav,
    .top-arch-header .top-arch-nav {
        gap: 2px !important;
        margin: 0 !important;
        flex-shrink: 1 !important;
    }

    .top-arch-nav .nav-link {
        font-size: 12px !important;
        padding: 0 6px !important;
    }

    .theme-toggle-pill {
        flex-shrink: 0 !important;
        margin-left: auto !important;
        position: relative !important;
        z-index: 1001 !important;
    }
}

@media (max-width: 680px) {
    .top-arch-nav,
    .top-arch-header .top-arch-nav {
        display: none !important;
    }

    .top-arch-brand .brand-text {
        max-width: 110px !important;
    }

    .top-search-container {
        flex: 1 1 50px !important;
        min-width: 50px !important;
    }

    body:not(.close):not(.is-main-page) .top-arch-brand {
        margin-left: 36px !important;
    }
}

@media (max-width: 420px) {
    .top-arch-brand .brand-text {
        display: none !important;
    }
}

/* --------------------------------------------------------------------------
   Sidebar / Table of Contents (Contents [hide])
   -------------------------------------------------------------------------- */
.sidebar {
    position: fixed !important;
    left: 0 !important;
    background-color: var(--gnome-panel) !important;
    border-right: 1px solid var(--gnome-border) !important;
    color: var(--gnome-muted) !important;
    padding: 0 !important;
    width: 280px !important;
    top: 52px !important;
    bottom: 0 !important;
    transition: transform 0.2s ease;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    overscroll-behavior: contain;
    z-index: 20 !important;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--gnome-blue);
}

/* Universal override: NO TRUNCATION OF TEXT IN SIDEBAR */
.sidebar ul,
.sidebar li,
.sidebar a,
.sidebar .section-link {
    white-space: normal !important;
    text-overflow: clip !important;
    word-break: break-word !important;
}

/* Anchor scroll margin for smooth offset below sticky header */
html {
    scroll-behavior: smooth;
}

.markdown-section h1,
.markdown-section h2,
.markdown-section h3,
.markdown-section h4,
.markdown-section h5,
.markdown-section h6 {
    scroll-margin-top: 68px !important;
}

/* Hide default overlapping hamburger button on desktop when sidebar is open */
@media (min-width: 769px) {
    body:not(.close) .sidebar-toggle {
        display: none !important;
    }
}

/* Sidebar Show Button when sidebar is collapsed (body.close) */
body.close:not(.is-main-page) .sidebar-toggle {
    display: flex !important;
    position: fixed !important;
    top: 60px !important;
    left: 0 !important;
    width: auto !important;
    height: 30px !important;
    padding: 0 10px !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    background: var(--gnome-card) !important;
    border: 1px solid var(--gnome-border) !important;
    border-left: none !important;
    border-radius: 0 8px 8px 0 !important;
    cursor: pointer !important;
    z-index: 1000 !important;
    box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2) !important;
    transition: background-color 0.15s ease, border-color 0.15s ease !important;
}

body.close:not(.is-main-page) .sidebar-toggle:hover {
    background: var(--gnome-card-hover) !important;
    border-color: var(--gnome-blue) !important;
}

body.close:not(.is-main-page) .sidebar-toggle span {
    display: none !important;
}

body.close:not(.is-main-page) .sidebar-toggle::after {
    content: "▶ CONTENTS [show]";
    font-family: var(--font-heading) !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    color: var(--gnome-blue) !important;
    letter-spacing: 0.5px !important;
    white-space: nowrap !important;
}

@media (max-width: 768px) {
    body:not(.close) .sidebar-toggle {
        top: 10px !important;
        left: 10px !important;
        position: fixed !important;
        width: 32px !important;
        height: 32px !important;
        background: var(--gnome-panel) !important;
        border: 1px solid var(--gnome-border) !important;
        border-radius: 6px !important;
        padding: 6px !important;
        cursor: pointer !important;
        z-index: 1002 !important;
    }

    body:not(.close) .sidebar-toggle span {
        background-color: var(--gnome-muted) !important;
        border-radius: 2px !important;
        height: 2px !important;
        margin-bottom: 4px !important;
        width: 16px !important;
    }
}

/* --------------------------------------------------------------------------
   Custom Table of Contents Component (Pure JS Architecture)
   -------------------------------------------------------------------------- */
.sidebar {
    padding: 0 !important;
}

.custom-toc-wrap {
    display: flex;
    flex-direction: column;
    height: 100%;
    user-select: none;
    background-color: var(--gnome-panel);
}

.custom-toc-header {
    position: sticky;
    top: 0;
    background-color: var(--gnome-panel);
    z-index: 10;
    font-size: 11px;
    font-weight: 700;
    color: var(--gnome-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 12px 14px 10px 14px;
    margin: 0;
    border-bottom: 1px solid var(--gnome-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
}

.custom-toc-header .custom-toc-title {
    font-family: var(--font-heading) !important;
    color: var(--gnome-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.8px;
}

.custom-toc-header .custom-toc-toggle {
    font-size: 10.5px;
    font-weight: 500;
    color: var(--gnome-blue);
    cursor: pointer;
    text-transform: lowercase;
}

.custom-toc-body {
    padding: 8px 10px 40px 10px;
    overflow-y: auto;
    flex: 1;
}

/* Document Top Item (Clean Overview Anchor in TOC) */
.custom-toc-top {
    font-size: 11px !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.7px !important;
    color: var(--gnome-muted) !important;
    padding: 5px 8px !important;
    margin-bottom: 8px !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px;
    border-left: 2px solid transparent !important;
    border-bottom: 1px solid var(--gnome-border) !important;
    line-height: 1.4 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    transition: color 0.12s, background-color 0.12s, border-left-color 0.12s;
}

.custom-toc-top .toc-arrow {
    color: var(--gnome-blue);
    font-size: 10px;
    flex-shrink: 0 !important;
}

.custom-toc-top:hover {
    color: var(--gnome-blue-text) !important;
    background-color: var(--accent-soft) !important;
}

.custom-toc-top.active {
    color: var(--gnome-blue-text) !important;
    border-left-color: var(--gnome-blue) !important;
    background-color: var(--accent-soft) !important;
}

/* Section items container */
.custom-toc-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

/* Individual Section Item Wrapper (Holds H2 and its sublist) */
.custom-toc-item {
    display: flex;
    flex-direction: column;
}

/* Primary Section Link (H2: 1, 2, 3...) */
.custom-toc-link {
    color: var(--text-muted) !important;
    font-size: 12px !important;
    padding: 4px 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    border-left: 2px solid transparent !important;
    border-right: none !important;
    line-height: 1.35 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    transition: color 0.1s, border-left-color 0.1s, background-color 0.1s;
}

.custom-toc-link .toc-link-inner {
    display: flex;
    align-items: baseline;
    gap: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.custom-toc-link .toc-num {
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
    min-width: 14px;
    flex-shrink: 0;
}

.custom-toc-link .toc-text {
    color: inherit;
    font-size: 12px;
}

.custom-toc-link:hover {
    color: var(--text-heading) !important;
    background-color: var(--accent-soft) !important;
}

.custom-toc-link:hover .toc-num {
    color: var(--accent-primary);
}

.custom-toc-link.active {
    color: var(--text-heading) !important;
    border-left-color: var(--accent-primary) !important;
    border-right: none !important;
    background-color: var(--accent-soft) !important;
    font-weight: 600 !important;
}

.custom-toc-link.active .toc-num {
    color: var(--accent-primary) !important;
}

.custom-toc-link.active-parent {
    color: var(--accent-primary) !important;
    border-left-color: var(--accent-primary) !important;
    font-weight: 500 !important;
}

/* Expand indicator caret */
.custom-toc-link .toc-caret {
    font-size: 7px;
    color: #64748b;
    margin-left: 6px;
    flex-shrink: 0;
    transition: transform 0.15s ease, color 0.15s ease;
}

.custom-toc-item.expanded > .custom-toc-link .toc-caret,
.custom-toc-item:hover > .custom-toc-link .toc-caret {
    transform: rotate(90deg);
    color: var(--gnome-blue-text);
}

/* Subsections list (H3: 3.1, 3.2...) */
.custom-toc-sublist {
    display: none;
    flex-direction: column;
    gap: 1px;
    padding-left: 6px;
    margin: 2px 0 4px 10px;
    border-left: 1px solid var(--border-subtle);
}

/* Unfolds automatically on active scroll/reading OR on mouse hover */
.custom-toc-item.expanded > .custom-toc-sublist,
.custom-toc-item:hover > .custom-toc-sublist {
    display: flex;
}

/* Subsection links */
.custom-toc-sublink {
    color: var(--text-muted) !important;
    font-size: 11px !important;
    padding: 3px 6px !important;
    display: flex !important;
    align-items: baseline !important;
    gap: 6px !important;
    border-left: 2px solid transparent !important;
    line-height: 1.35 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    transition: color 0.1s, border-left-color 0.1s, background-color 0.1s;
}

.custom-toc-sublink .toc-subnum {
    color: var(--text-muted);
    font-size: 10px;
    font-family: var(--font-mono);
    min-width: 20px;
    flex-shrink: 0;
}

.custom-toc-sublink:hover {
    color: var(--text-heading) !important;
    background-color: var(--accent-soft) !important;
}

.custom-toc-sublink:hover .toc-subnum {
    color: var(--accent-primary);
}

.custom-toc-sublink.active {
    color: var(--accent-primary) !important;
    border-left-color: var(--accent-primary) !important;
    background-color: var(--accent-soft) !important;
    font-weight: 500 !important;
}

.custom-toc-sublink.active .toc-subnum {
    color: var(--accent-primary) !important;
}

/* --------------------------------------------------------------------------
   Main Page Mode: NO SIDEBAR, WIDE PORTAL VIEW
   -------------------------------------------------------------------------- */
body.is-main-page .sidebar {
    display: none !important;
}

body.is-main-page .sidebar-toggle {
    display: none !important;
}

body.is-main-page .content {
    left: 0 !important;
    max-width: 1100px !important;
    margin: 0 auto !important;
    padding-left: 24px !important;
    padding-right: 24px !important;
}

/* Content area for article pages */
.content {
    padding-top: 56px !important;
    left: 280px !important;
}

body.close .sidebar {
    transform: translateX(-280px) !important;
}

body.close .content {
    left: 0 !important;
}

/* Arch Article Sub-bar under H1 */
.arch-article-subbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--gnome-border);
    margin-top: -12px;
    margin-bottom: 24px;
    padding-bottom: 8px;
    font-size: 11.5px;
}

.arch-subbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.arch-subbar-tab.active {
    color: var(--gnome-blue);
    font-weight: 600;
    border-bottom: 2px solid var(--gnome-blue);
    padding-bottom: 8px;
    margin-bottom: -9px;
}

.arch-subbar-category {
    color: var(--gnome-muted);
    font-size: 11px;
    letter-spacing: 0.5px;
}

.arch-subbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.arch-subbar-badge {
    color: var(--text-muted);
    background-color: var(--bg-code);
    border: 1px solid var(--border-subtle);
    border-radius: 9999px;
    padding: 2px 10px;
    font-size: 11px;
}

/* --------------------------------------------------------------------------
   Markdown Section & Headings
   -------------------------------------------------------------------------- */
.markdown-section {
    max-width: 920px !important;
    padding: 30px 40px 180px 40px !important;
    margin: 0 auto !important;
    color: var(--gnome-text) !important;
}

body.is-main-page .markdown-section {
    max-width: 1080px !important;
    padding: 30px 20px 80px 20px !important;
}

/* --------------------------------------------------------------------------
   Headings & Typography
   -------------------------------------------------------------------------- */
.markdown-section h1 {
    font-family: var(--font-heading) !important;
    color: var(--text-heading) !important;
    font-size: 2.1rem !important;
    font-weight: 700 !important;
    border-bottom: 1px solid var(--gnome-border) !important;
    padding-bottom: 8px !important;
    margin-top: 10px !important;
    margin-bottom: 22px !important;
    letter-spacing: -0.01em;
}

.markdown-section h2 {
    font-family: var(--font-heading) !important;
    color: var(--text-heading) !important;
    font-size: 1.45rem !important;
    font-weight: 700 !important;
    border-bottom: 1px solid var(--gnome-border) !important;
    padding-bottom: 6px !important;
    margin-top: 38px !important;
    margin-bottom: 16px !important;
    letter-spacing: -0.01em;
}

.markdown-section h3 {
    font-family: var(--font-heading) !important;
    color: var(--accent-primary) !important;
    font-size: 1.15rem !important;
    font-weight: 700 !important;
    margin-top: 26px !important;
    margin-bottom: 12px !important;
    letter-spacing: 0;
}

.markdown-section h4 {
    font-family: var(--font-heading) !important;
    color: var(--text-heading) !important;
    font-size: 1.02rem !important;
    font-weight: 700 !important;
    margin-top: 22px !important;
    margin-bottom: 8px !important;
}

/* Links */
.markdown-section a {
    color: var(--gnome-blue-text) !important;
    text-decoration: none !important;
    transition: color 0.1s;
}

.markdown-section a:hover {
    color: var(--gnome-blue-hover) !important;
    text-decoration: underline !important;
}

.markdown-section p, 
.markdown-section ul, 
.markdown-section ol {
    font-family: var(--font-sans) !important;
    font-size: 15px;
    line-height: 1.75;
    margin-bottom: 20px;
    color: var(--gnome-text);
}

.markdown-section li {
    font-family: var(--font-sans) !important;
    font-size: 15px;
    margin-bottom: 8px;
    line-height: 1.7;
}

.markdown-section li:last-child {
    margin-bottom: 0;
}

.markdown-section strong,
.markdown-section b {
    color: var(--text-heading) !important;
    font-weight: 700 !important;
}

.markdown-section em,
.markdown-section i {
    color: var(--gnome-text) !important;
    font-style: italic !important;
}

.markdown-section hr {
    border: none !important;
    border-top: 1px solid var(--gnome-border) !important;
    margin: 28px 0 !important;
}

/* --------------------------------------------------------------------------
   Portal Grid Layout (Clean Industrial Cards)
   -------------------------------------------------------------------------- */
.portal-section {
    margin-bottom: 28px;
}

.portal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 20px;
    margin: 16px 0 28px 0;
}

@media (max-width: 768px) {
    .portal-grid {
        grid-template-columns: 1fr;
    }
}

.portal-item {
    background-color: var(--gnome-card);
    border: 1px solid var(--gnome-border);
    border-left: 3px solid var(--gnome-blue);
    border-radius: 10px;
    padding: 14px 18px;
    transition: border-color 0.15s, background-color 0.15s, transform 0.15s, box-shadow 0.15s;
}

.portal-item:hover {
    border-color: var(--gnome-border-light);
    background-color: var(--gnome-card-hover);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}

.portal-item-title {
    font-size: 13.5px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-heading) !important;
}

.portal-item-title a {
    color: var(--accent-primary) !important;
    text-decoration: none !important;
}

.portal-item-title a:hover {
    color: var(--accent-hover) !important;
    text-decoration: underline !important;
}

.portal-item-desc {
    font-size: 12.5px;
    color: var(--gnome-muted);
    line-height: 1.5;
    margin: 0;
}

.portal-item-desc strong,
.portal-item-desc b {
    color: var(--text-heading) !important;
}

.portal-item-desc code {
    background-color: var(--accent-soft) !important;
    color: var(--accent-primary) !important;
    padding: 2px 6px !important;
    border-radius: 6px !important;
    border: 1px solid var(--accent-border) !important;
    font-size: 0.88em;
}

/* --------------------------------------------------------------------------
   Mermaid Diagrams Integration
   -------------------------------------------------------------------------- */
.mermaid {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    background-color: var(--gnome-code) !important;
    border: 1px solid var(--gnome-border) !important;
    border-left: 3px solid var(--gnome-blue) !important;
    border-radius: 10px !important;
    padding: 18px 14px !important;
    margin: 18px 0 !important;
    overflow-x: auto !important;
    text-align: center !important;
}

.mermaid svg {
    max-width: 520px !important;
    width: 100% !important;
    height: auto !important;
    margin: 0 auto !important;
}

.mermaid .node rect,
.mermaid .node circle,
.mermaid .node ellipse,
.mermaid .node polygon,
.mermaid .node path {
    fill: var(--bg-card) !important;
    stroke: var(--border-light) !important;
    stroke-width: 1.5px !important;
}

.mermaid .cluster rect {
    fill: var(--bg-zebra) !important;
    stroke: var(--border-subtle) !important;
    stroke-width: 1px !important;
}

.mermaid .cluster text,
.mermaid .cluster-label,
.mermaid .cluster-label text {
    fill: var(--text-muted) !important;
    color: var(--text-muted) !important;
    font-family: var(--font-sans) !important;
}

.mermaid .cluster-label span {
    background-color: var(--bg-panel) !important;
    padding: 3px 10px !important;
    border-radius: 6px !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-muted) !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    letter-spacing: 0.6px !important;
    text-transform: uppercase !important;
    display: inline-block !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15) !important;
}

.mermaid .node .label {
    color: var(--text-heading) !important;
    fill: var(--text-heading) !important;
    font-family: var(--font-sans) !important;
    font-size: 12.5px !important;
}

.mermaid .edgeLabel {
    background-color: var(--bg-main) !important;
    color: var(--accent-primary) !important;
    font-family: var(--font-mono) !important;
    font-size: 11px !important;
    padding: 2px 6px !important;
    border-radius: 4px !important;
}

.mermaid .edgePath .path {
    stroke: var(--accent-primary) !important;
    stroke-width: 2px !important;
}

.mermaid .arrowheadPath {
    fill: var(--accent-primary) !important;
}

/* --------------------------------------------------------------------------
   Code Blocks & Terminal Output (GNOME Shell Style)
   -------------------------------------------------------------------------- */
.markdown-section pre,
pre[class*=language-] {
    background-color: var(--gnome-code) !important;
    border: 1px solid var(--gnome-border) !important;
    border-left: 3px solid var(--gnome-blue) !important;
    border-radius: 10px !important;
    padding: 16px 20px !important;
    position: relative;
    overflow-x: auto;
    margin: 18px 0 !important;
    white-space: pre;
    word-wrap: normal;
}

.markdown-section pre > code,
code[class*=language-] {
    background-color: transparent !important;
    color: var(--text-primary) !important;
    font-family: var(--font-mono) !important;
    font-feature-settings: "calt" 1, "liga" 1;
    font-size: 13.5px !important;
    line-height: 1.55 !important;
    padding: 0 !important;
    display: block;
    white-space: inherit;
}

/* Terminal Output block (for text/terminal outputs from commands) */
.markdown-section pre[data-lang="text"],
.markdown-section pre.lang-text {
    border-left: 3px solid #5a5f66 !important;
    background-color: var(--gnome-code) !important;
}
.markdown-section pre[data-lang="text"] > code,
.markdown-section pre.lang-text > code {
    color: var(--text-muted) !important;
}

/* Hide default Docsify language tag at top right to prevent collision with copy button */
.markdown-section pre::after,
.markdown-section output::after {
    display: none !important;
}

/* Universal Inline Code across all markdown elements */
.markdown-section :not(pre) > code {
    background-color: var(--gnome-card) !important;
    color: var(--text-heading) !important;
    border: 1px solid var(--gnome-border) !important;
    border-radius: 6px !important;
    padding: 1.5px 6px !important;
    font-family: var(--font-mono) !important;
    font-size: 0.88em !important;
}

/* Inline Code inside Headings (H1, H2, H3, H4) */
.markdown-section h1 code,
.markdown-section h2 code,
.markdown-section h3 code,
.markdown-section h4 code {
    background-color: var(--accent-soft) !important;
    color: var(--accent-primary) !important;
    border: 1px solid var(--accent-border) !important;
    border-radius: 6px !important;
    font-size: 0.85em !important;
    padding: 2px 6px !important;
    vertical-align: 1px !important;
}

/* Copy code button */
.docsify-copy-code-button {
    position: absolute !important;
    top: 8px !important;
    right: 8px !important;
    background: var(--gnome-card) !important;
    border: 1px solid var(--gnome-border) !important;
    border-radius: 6px !important;
    color: var(--gnome-muted) !important;
    font-size: 11px !important;
    font-family: var(--font-sans) !important;
    padding: 3px 8px !important;
    z-index: 10;
    transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.docsify-copy-code-button:hover {
    background: var(--gnome-card-hover) !important;
    color: var(--text-heading) !important;
    border-color: var(--accent-primary) !important;
}

.docsify-copy-code-button.success {
    background: var(--accent-soft) !important;
    color: var(--adwaita-green) !important;
    border-color: var(--adwaita-green) !important;
}

/* --------------------------------------------------------------------------
   Tables (Dense, Sharp, Industrial - Full Dual-Theme & High Contrast)
   -------------------------------------------------------------------------- */
.markdown-section table {
    border-collapse: separate !important;
    border-spacing: 0 !important;
    display: table !important;
    width: auto !important;
    max-width: 100% !important;
    min-width: min(100%, 380px) !important;
    margin: 20px 0 !important;
    background-color: var(--gnome-card) !important;
    border: 1px solid var(--gnome-border) !important;
    border-radius: 10px !important;
    overflow: hidden !important;
}

.markdown-section thead {
    background-color: var(--gnome-panel) !important;
}

.markdown-section thead tr {
    background-color: var(--gnome-panel) !important;
}

.markdown-section th {
    font-family: var(--font-heading) !important;
    background-color: var(--gnome-panel) !important;
    color: var(--text-heading) !important;
    font-weight: 700 !important;
    font-size: 13px !important;
    border: 1px solid var(--gnome-border) !important;
    border-bottom: 2px solid var(--gnome-blue) !important;
    padding: 10px 14px !important;
    text-align: left;
    letter-spacing: 0.3px;
}

/* Universal TR reset - prevents Docsify default light gray/white background leak */
.markdown-section tr,
.markdown-section tr:nth-child(2n),
.markdown-section tr:nth-child(even),
.markdown-section tr:nth-child(odd) {
    background-color: transparent !important;
    border: none !important;
}

/* Table body rows: subtle zebra striping & interactive hover */
.markdown-section tbody tr {
    border-top: 1px solid var(--gnome-border) !important;
    border-bottom: 1px solid var(--gnome-border) !important;
    background-color: var(--gnome-card) !important;
    transition: background-color 0.15s ease-in-out;
}

.markdown-section tbody tr:nth-child(odd) {
    background-color: var(--gnome-card) !important;
}

.markdown-section tbody tr:nth-child(even) {
    background-color: var(--bg-zebra) !important;
}

.markdown-section tbody tr:hover {
    background-color: var(--accent-soft) !important;
}

.markdown-section td {
    border: 1px solid var(--gnome-border) !important;
    padding: 10px 14px !important;
    font-size: 13px !important;
    color: var(--gnome-text) !important;
    line-height: 1.5;
    background-color: transparent !important;
}

.markdown-section td strong,
.markdown-section td b {
    color: var(--text-heading) !important;
    font-weight: 600 !important;
}

/* Clean code inside table cells with pill badge geometry */
.markdown-section td code {
    background-color: var(--accent-soft) !important;
    border: 1px solid var(--accent-border) !important;
    border-radius: 9999px !important;
    padding: 2px 9px !important;
    color: var(--accent-hover) !important;
    font-family: var(--font-mono) !important;
    font-size: 12px !important;
    white-space: pre-wrap;
    word-break: break-word;
}

/* --------------------------------------------------------------------------
   Callout / Alert Boxes (Strictly Professional, Integrated)
   -------------------------------------------------------------------------- */
.markdown-section blockquote {
    margin: 20px 0 !important;
    padding: 14px 18px !important;
    background-color: var(--accent-soft) !important;
    border: 1px solid var(--accent-border) !important;
    border-left: 4px solid var(--gnome-blue) !important;
    border-radius: 10px !important;
    color: var(--gnome-text) !important;
}

.markdown-section blockquote .callout-header {
    margin-bottom: 6px;
}

.markdown-section blockquote .callout-badge {
    display: inline-block;
    font-family: var(--font-heading) !important;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--gnome-blue-text);
}

.markdown-section blockquote p {
    font-family: var(--font-callout) !important;
    margin: 0 0 8px 0 !important;
    font-size: 14.5px;
    line-height: 1.68;
    color: var(--gnome-text) !important;
}

.markdown-section blockquote p:last-child {
    margin-bottom: 0 !important;
}

.markdown-section blockquote ul,
.markdown-section blockquote ol {
    margin: 6px 0 6px 20px !important;
    padding: 0 !important;
    font-size: 13px;
    color: var(--gnome-text) !important;
}

.markdown-section blockquote li {
    margin: 4px 0 !important;
    line-height: 1.5;
}

.markdown-section blockquote.info {
    background-color: var(--accent-soft) !important;
    border: 1px solid var(--accent-border) !important;
    border-left: 4px solid var(--gnome-blue) !important;
}

.markdown-section blockquote.info .callout-badge {
    color: var(--gnome-blue-text);
}

/* Seamless integrated code blocks inside callouts */
.markdown-section blockquote pre {
    background-color: var(--gnome-code) !important;
    border: 1px solid var(--gnome-border) !important;
    border-left: 2px solid var(--gnome-blue) !important;
    border-radius: 8px !important;
    margin: 10px 0 6px 0 !important;
    padding: 10px 14px !important;
}

.markdown-section blockquote.tip {
    background-color: rgba(46, 194, 126, 0.10) !important;
    border-color: rgba(46, 194, 126, 0.22) !important;
    border-left-color: var(--adwaita-green) !important;
}
.markdown-section blockquote.tip .callout-badge {
    color: var(--adwaita-green);
}
.markdown-section blockquote.tip pre {
    border-left-color: var(--adwaita-green) !important;
}

.markdown-section blockquote.warn {
    background-color: rgba(246, 211, 45, 0.10) !important;
    border-color: rgba(246, 211, 45, 0.22) !important;
    border-left-color: var(--adwaita-yellow) !important;
}
.markdown-section blockquote.warn .callout-badge {
    color: var(--adwaita-yellow);
}
.markdown-section blockquote.warn pre {
    border-left-color: var(--adwaita-yellow) !important;
}

.markdown-section blockquote.danger {
    background-color: rgba(224, 27, 36, 0.10) !important;
    border-color: rgba(224, 27, 36, 0.22) !important;
    border-left-color: var(--adwaita-red) !important;
}
.markdown-section blockquote.danger .callout-badge {
    color: var(--adwaita-red);
}
.markdown-section blockquote.danger pre {
    border-left-color: var(--adwaita-red) !important;
}

/* ==========================================================================
   Syntax Highlighting Palette (High-Contrast Dual-Theme)
   ========================================================================== */

/* 1. Comments: Muted slate italic with Monaspace Radon (script) */
.markdown-section pre code .token.comment,
.token.comment {
    color: #728096 !important;
    font-family: var(--font-script) !important;
    font-style: italic !important;
}

/* 2. Commands / Executable Binaries (VBoxManage, virsh, qemu-img, grep): Bright Cyan */
.markdown-section pre code .token.function,
.token.function {
    color: #38bdf8 !important;
    font-weight: 600 !important;
}

/* 3. Subcommands (modifyvm, startvm, controlvm, list, create, info): Warm Amber */
.markdown-section pre code .token.subcommand,
.markdown-section pre code .token.class-name,
.token.class-name {
    color: #facc15 !important;
    font-weight: 600 !important;
}

/* 4. Action Keywords & Modes (headless, savestate, poweroff, runningvms): Soft Purple / Lavender */
.markdown-section pre code .token.keyword,
.markdown-section pre code .token.vm-action,
.token.keyword {
    color: #c084fc !important;
}

/* 5. Command Flags & Parameters (--vram, --type, -f, -i, --natpf1): Bright Coral / Peach */
.markdown-section pre code .token.parameter,
.markdown-section pre code .token.parameter-flag,
.token.parameter {
    color: #fb923c !important;
    font-style: normal !important;
}

/* 6. Strings ("<vm_name>", "snapshot_backup"): Crisp Mint Green */
.markdown-section pre code .token.string,
.token.string {
    color: #4ade80 !important;
}

/* 7. Numbers (256, 2222, 22, 30G): Bright Teal / Cyan */
.markdown-section pre code .token.number,
.token.number {
    color: #2dd4bf !important;
}

/* 8. Builtin shell keywords (sudo, echo, export): Arch Light Cyan */
.markdown-section pre code .token.builtin,
.token.builtin {
    color: #67e8f9 !important;
}

/* 9. Operators & Pipes (|, &&, >, =): Light Steel Blue */
.markdown-section pre code .token.operator,
.token.operator {
    color: #94a3b8 !important;
}

/* 10. Punctuation (, ; :): Muted silver */
.markdown-section pre code .token.punctuation,
.token.punctuation {
    color: #64748b !important;
}

/* --------------------------------------------------------------------------
   Light Mode Syntax Highlighting Overrides ([data-theme="light"])
   Maintains crisp >= 4.5:1 WCAG contrast on #FAF8FA light code backgrounds
   -------------------------------------------------------------------------- */
[data-theme="light"] .markdown-section pre,
[data-theme="light"] pre[class*=language-] {
    background-color: var(--bg-code) !important;
    border-color: var(--border-subtle) !important;
    border-left-color: var(--accent-primary) !important;
}

[data-theme="light"] .markdown-section pre > code,
[data-theme="light"] .markdown-section pre code,
[data-theme="light"] code[class*=language-] {
    color: #1e293b !important;
}

[data-theme="light"] .markdown-section pre code .token.comment,
[data-theme="light"] .token.comment {
    color: #64748b !important;
    font-family: var(--font-script) !important;
    font-style: italic !important;
}

[data-theme="light"] .markdown-section pre code .token.function,
[data-theme="light"] .token.function {
    color: #0369a1 !important;
    font-weight: 600 !important;
}

[data-theme="light"] .markdown-section pre code .token.subcommand,
[data-theme="light"] .markdown-section pre code .token.class-name,
[data-theme="light"] .token.class-name {
    color: #b45309 !important;
    font-weight: 600 !important;
}

[data-theme="light"] .markdown-section pre code .token.keyword,
[data-theme="light"] .markdown-section pre code .token.vm-action,
[data-theme="light"] .token.keyword {
    color: #7e22ce !important;
}

[data-theme="light"] .markdown-section pre code .token.parameter,
[data-theme="light"] .markdown-section pre code .token.parameter-flag,
[data-theme="light"] .token.parameter {
    color: #c2410c !important;
    font-style: normal !important;
}

[data-theme="light"] .markdown-section pre code .token.string,
[data-theme="light"] .token.string {
    color: #15803d !important;
}

[data-theme="light"] .markdown-section pre code .token.number,
[data-theme="light"] .token.number {
    color: #0f766e !important;
}

[data-theme="light"] .markdown-section pre code .token.builtin,
[data-theme="light"] .token.builtin {
    color: #0e7490 !important;
}

[data-theme="light"] .markdown-section pre code .token.operator,
[data-theme="light"] .token.operator {
    color: #475569 !important;
}

[data-theme="light"] .markdown-section pre code .token.punctuation,
[data-theme="light"] .token.punctuation {
    color: #64748b !important;
}

[data-theme="light"] .markdown-section pre[data-lang="text"] > code,
[data-theme="light"] .markdown-section pre.lang-text > code {
    color: #475467 !important;
}

[data-theme="light"] .markdown-section pre[data-lang="text"],
[data-theme="light"] .markdown-section pre.lang-text {
    border-left-color: #94a3b8 !important;
}

/* ==========================================================================
   4K & Ultra-HD High-DPI Responsive Tier (min-width: 2000px)
   Balances physical reading comfort at 100% scale without OS fractional scaling
   ========================================================================== */
@media screen and (min-width: 2000px) {
    :root {
        font-size: 16px !important;
    }

    /* Top navigation header */
    .top-arch-header {
        height: 52px !important;
    }
    .top-arch-brand .brand-text {
        font-size: 13px !important;
        letter-spacing: 1px !important;
    }
    .top-arch-nav .nav-link {
        font-size: 13px !important;
        padding: 0 15px !important;
    }
    .top-search-input {
        font-size: 13px !important;
        height: 32px !important;
    }

    /* Sidebar TOC */
    .sidebar {
        width: 290px !important;
        top: 52px !important;
    }
    .custom-toc-header {
        font-size: 11.5px !important;
        padding: 12px 16px 8px 16px !important;
    }
    .custom-toc-top {
        font-size: 12px !important;
        padding: 6px 16px !important;
    }
    .custom-toc-link {
        font-size: 12px !important;
        padding: 6px 16px !important;
    }
    .custom-toc-sublink {
        font-size: 11.5px !important;
        padding: 4px 16px 4px 30px !important;
    }

    /* Main article reading area */
    .content {
        left: 290px !important;
        padding-top: 56px !important;
    }
    body.close .sidebar {
        transform: translateX(-290px) !important;
    }
    body.close .content {
        left: 0 !important;
    }

    .markdown-section {
        max-width: 1040px !important;
        padding: 32px 48px 180px 48px !important;
    }
    body.is-main-page .markdown-section {
        max-width: 1240px !important;
        padding: 36px 28px 90px 28px !important;
    }

    /* Typography scaling */
    .markdown-section p,
    .markdown-section li {
        font-size: 1rem !important;
        line-height: 1.72 !important;
    }
    .markdown-section h1 {
        font-size: 2.3rem !important;
        margin-bottom: 22px !important;
    }
    .markdown-section h2 {
        font-size: 1.55rem !important;
        margin-top: 38px !important;
        margin-bottom: 16px !important;
    }
    .markdown-section h3 {
        font-size: 1.25rem !important;
        margin-top: 26px !important;
        margin-bottom: 12px !important;
    }
    .markdown-section h4 {
        font-size: 1.08rem !important;
    }

    /* Code blocks & tables */
    .markdown-section pre > code {
        font-size: 14px !important;
        line-height: 1.55 !important;
    }
    .markdown-section td,
    .markdown-section th {
        font-size: 13.5px !important;
        padding: 10px 15px !important;
    }
    .markdown-section blockquote {
        padding: 16px 20px !important;
    }
    .markdown-section blockquote p {
        font-size: 0.98rem !important;
    }

    /* Diagrams: compact and centered */
    .mermaid {
        padding: 22px 16px !important;
        margin: 20px 0 !important;
    }
    .mermaid svg {
        max-width: 540px !important;
        width: 100% !important;
        height: auto !important;
        margin: 0 auto !important;
    }
}