/* Base Typography and Element Styles */
@font-face {
    font-family: 'Newsreader';
    src: url('/static/fonts/newsreader-400.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Newsreader';
    src: url('/static/fonts/newsreader-700.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Archivo';
    src: url('/static/fonts/archivo-400.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Archivo';
    src: url('/static/fonts/archivo-600.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Archivo';
    src: url('/static/fonts/archivo-700.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/static/fonts/JetBrainsMono-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

body {
    background-color: var(--bg-parchment);
    color: var(--text-academic);
    font-family: var(--font-prose);
    font-size: var(--text-base);
    line-height: 1.62;
    background-image: var(--bg-texture);
    background-size: 128px 128px, 128px 128px, 16px 16px, 16px 16px;
    background-position: -1px -1px;
    background-repeat: repeat;
    accent-color: var(--accent-navy);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-transit);
    line-height: 1.05;
    margin-block: clamp(1.75rem, 3vw, var(--space-xl)) var(--space-sm);
    color: var(--rule-strong);
    text-wrap: balance;
}

h1 {
    font-size: var(--text-3xl);
    font-weight: 700;
    letter-spacing: -0.035em;
}

h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    letter-spacing: -0.01em;
}

@media (max-width: 899px) {
    h1 { font-size: var(--text-2xl); }
}

a {
    color: var(--accent-navy);
    text-decoration: underline;
    text-decoration-color: color-mix(in srgb, var(--accent-cyan) 72%, transparent);
    text-decoration-thickness: 0.11em;
    text-underline-offset: 0.2em;
    transition: color var(--transition-fast),
                background-size var(--transition-fast),
                text-decoration-color var(--transition-fast);
}

a:hover {
    color: var(--accent-red);
    text-decoration-color: var(--accent-mustard);
}

::selection {
    background-color: color-mix(in srgb, var(--accent-mustard) 58%, transparent);
    color: var(--text-academic);
}

code {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    background-color: var(--code-bg);
    padding: 0.12em 0.34em;
    border: 1px solid color-mix(in srgb, var(--accent-navy) 24%, transparent);
    border-radius: var(--radius-sm);
}

pre {
    margin-block: var(--space-lg);
    border-radius: var(--radius-md);
    overflow: auto;
    border: 1px solid var(--border-subtle);
    background-color: var(--code-bg);
    box-shadow: 0 0.18rem 0.75rem var(--shadow-subtle);
}

pre code {
    display: block;
    padding: var(--space-md) var(--space-lg);
    overflow-x: auto;
    background-color: var(--code-bg);
    border: 0;
    border-radius: 0;
    line-height: 1.5;
    font-size: var(--text-sm);
}

p {
    margin-block: 0 var(--space-md);
}

:focus-visible {
    outline: 3px solid var(--focus-ring);
    outline-offset: 4px;
}

blockquote {
    position: relative;
    border: 1px solid var(--border-subtle);
    padding: var(--space-md) var(--space-lg);
    margin-block: var(--space-lg);
    background-color: var(--surface-paper);
    box-shadow: 0 0.18rem 0.75rem var(--shadow-subtle);
    font-family: var(--font-prose);
    font-style: normal;
    color: color-mix(in srgb, var(--text-academic) 84%, var(--accent-navy) 16%);
}

blockquote::before {
    content: "quote";
    display: inline-block;
    margin-block-end: var(--space-sm);
    font-family: var(--font-transit);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-red);
}

blockquote p:last-child {
    margin-bottom: 0;
}

hr {
    border: none;
    block-size: 3px;
    background-color: var(--accent-navy);
    margin-block: var(--space-xl);
    margin-inline: auto;
    max-width: 120px;
}

table {
    inline-size: 100%;
    border-collapse: collapse;
    margin-block: var(--space-lg);
    font-size: var(--text-sm);
    background-color: var(--surface-paper);
    border-block-start: 3px solid var(--rule-strong);
    border-block-end: 3px solid var(--rule-strong);
    box-shadow: 0.28rem 0.28rem 0 var(--shadow-chemdraw);
}

th {
    font-family: var(--font-transit);
    font-weight: 700;
    text-align: left;
    padding-block: var(--space-sm);
    padding-inline: var(--space-md);
    border-block-end: 2px solid var(--rule-strong);
    color: var(--accent-navy);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

td {
    padding-block: var(--space-sm);
    padding-inline: var(--space-md);
    border-block-end: 1px solid var(--border-subtle);
}

tr:nth-child(even) td {
    background-color: color-mix(in srgb, var(--code-bg) 50%, transparent 50%);
}

tbody tr:hover td {
    background-color: color-mix(in srgb, var(--accent-cyan) 8%, var(--surface-paper) 92%);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-block: var(--space-md);
    margin-inline: auto;
    border-radius: var(--radius-md);
}

.content {
    overflow-wrap: break-word;
}

.content :is(ul, ol) {
    margin-block: 0 var(--space-md);
    padding-inline-start: var(--space-lg);
}

.content :is(li + li, li > ul, li > ol) {
    margin-block-start: var(--space-xs);
}

.content :is(table, pre, .codehilite) {
    max-inline-size: 100%;
}

figure {
    margin-block: var(--space-lg);
    text-align: center;
}

figure img {
    margin: 0 auto;
}

figcaption {
    font-family: var(--font-transit);
    font-size: var(--text-sm);
    color: var(--accent-sage);
    margin-top: var(--space-sm);
    font-style: italic;
}