/*
 * Static, text-first presentation inspired by lore.kernel.org.
 * Palette: Orkavian's published black, silver, and green site tokens.
 */
:root,
html.light,
html.rust,
html.coal,
html.navy,
html.ayu {
    --background: #050505;
    --background-secondary: #0a0a0a;
    --text: #cccccc;
    --text-muted: #888888;
    --accent: #00ff41;
    --border: #333333;
}

html,
body {
    background: var(--background);
    color: var(--text);
    font-family: "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Monaco,
        Consolas, "Liberation Mono", monospace;
    font-size: 15px;
    line-height: 1.65;
}

* {
    animation: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    transition: none !important;
}

/* Replace mdBook's interactive chrome with a quiet, static masthead. */
#mdbook-sidebar,
#mdbook-sidebar-toggle-anchor,
#mdbook-menu-bar-hover-placeholder,
#mdbook-help-container,
#mdbook-menu-bar .left-buttons,
#mdbook-menu-bar .right-buttons {
    display: none !important;
}

#mdbook-page-wrapper,
.page-wrapper,
.page {
    margin-left: 0 !important;
    transform: none !important;
}

#mdbook-menu-bar {
    background: var(--background-secondary);
    border-bottom: 1px solid var(--border);
    display: block;
    height: auto;
    margin: 0;
    min-height: 0;
    padding: 0.55rem max(1rem, calc((100vw - 78ch) / 2));
    position: static;
}

#mdbook-menu-bar .menu-title {
    color: var(--text);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.4;
    text-transform: uppercase;
}

.content {
    margin: 0 auto;
    max-width: 78ch;
    padding: 1.75rem 1rem 3rem;
}

.content main {
    margin: 0;
    max-width: none;
}

h1,
h2,
h3,
h4 {
    color: var(--text);
    font-family: inherit;
    font-weight: 700;
    line-height: 1.35;
}

h1 {
    font-size: 1.25rem;
    margin: 0 0 1.25rem;
}

h2 {
    border-bottom: 1px solid var(--border);
    font-size: 1rem;
    margin: 2rem 0 0.75rem;
    padding-bottom: 0.35rem;
}

h3,
h4 {
    font-size: 1rem;
    margin: 1.5rem 0 0.5rem;
}

a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

a.header {
    color: inherit;
    text-decoration: none;
}

p,
ul,
ol,
table,
blockquote,
pre {
    margin: 0 0 1rem;
}

ul,
ol {
    padding-left: 1.5rem;
}

li + li {
    margin-top: 0.2rem;
}

code,
pre,
kbd {
    font-family: inherit;
}

code {
    background: var(--background-secondary);
    color: var(--text);
    padding: 0.05rem 0.25rem;
}

pre {
    background: var(--background-secondary);
    border: 1px solid var(--border);
    overflow-x: auto;
    padding: 0.75rem;
}

pre code {
    padding: 0;
}

table {
    border-collapse: collapse;
    width: 100%;
}

th,
td {
    border: 1px solid var(--border);
    padding: 0.35rem 0.5rem;
    text-align: left;
}

th {
    color: var(--text);
    font-weight: 700;
}

blockquote {
    border-left: 2px solid var(--border);
    color: var(--text-muted);
    margin-left: 0;
    padding-left: 0.8rem;
}

hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 1.5rem 0;
}

.nav-wrapper {
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    padding-top: 0.75rem;
}

.nav-chapters {
    background: none;
}

.nav-chapters a {
    color: var(--accent);
}

@media print {
    html,
    body {
        background: #ffffff;
        color: #000000;
    }

    #mdbook-menu-bar {
        display: none;
    }

    a {
        color: #000000;
    }
}