/*
Theme Name: Marginalia
Theme URI: https://notes.usmanlive.com
Author: Usman Akram
Description: A refined editorial theme for notes, essays, and technical writing — built for readers who linger in the margins. Features an auto-generated table of contents, reading progress, related notes, dark mode, and syntax-highlighted code.
Version: 1.0.1
Requires at least: 6.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: marginalia
*/

/* -------------------------------------------------------------------- */
/* 1. Reset                                                              */
/* -------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; }
img, picture, video { max-width: 100%; height: auto; display: block; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
ul[class], ol[class] { list-style: none; margin: 0; padding: 0; }
a { text-decoration: none; color: inherit; }
table { border-collapse: collapse; width: 100%; }

/* -------------------------------------------------------------------- */
/* 2. Design tokens                                                     */
/* -------------------------------------------------------------------- */
:root {
	--bg: #faf8f3;
	--bg-elevated: #ffffff;
	--ink: #1c1a16;
	--ink-muted: #6b6558;
	--border: #e6e1d6;
	--accent: #b3542c;
	--accent-ink: #ffffff;
	--accent-2: #2f6f5e;
	--code-bg: #f1ece0;
	--code-ink: #433c2c;
	--shadow: 0 1px 2px rgba(28, 26, 22, 0.04), 0 8px 24px rgba(28, 26, 22, 0.06);

	--font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
	--font-serif: 'Newsreader', Georgia, 'Times New Roman', serif;
	--font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

	--space-1: 0.25rem;
	--space-2: 0.5rem;
	--space-3: 1rem;
	--space-4: 1.5rem;
	--space-5: 2.5rem;
	--space-6: 4rem;
	--space-7: 6rem;

	--radius: 10px;
	--radius-sm: 6px;
	--container: 1180px;
	--measure: 42rem;
}

@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) {
		--bg: #16150f;
		--bg-elevated: #1f1e18;
		--ink: #ece7da;
		--ink-muted: #a39c89;
		--border: #34321f;
		--accent: #e2925c;
		--accent-ink: #16150f;
		--accent-2: #6fbba0;
		--code-bg: #221f16;
		--code-ink: #e8dfc8;
		--shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
	}
}

:root[data-theme="dark"] {
	--bg: #16150f;
	--bg-elevated: #1f1e18;
	--ink: #ece7da;
	--ink-muted: #a39c89;
	--border: #34321f;
	--accent: #e2925c;
	--accent-ink: #16150f;
	--accent-2: #6fbba0;
	--code-bg: #221f16;
	--code-ink: #e8dfc8;
	--shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
}

/* -------------------------------------------------------------------- */
/* 3. Base typography                                                   */
/* -------------------------------------------------------------------- */
body {
	background: var(--bg);
	color: var(--ink);
	font-family: var(--font-serif);
	font-size: clamp(1rem, 0.94rem + 0.25vw, 1.125rem);
	line-height: 1.65;
	transition: background-color 0.2s ease, color 0.2s ease;
}

h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-display);
	font-weight: 600;
	line-height: 1.15;
	letter-spacing: -0.01em;
	margin: 0 0 var(--space-3);
}

p { margin: 0 0 var(--space-3); }

a { color: var(--accent); }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

::selection { background: var(--accent); color: var(--accent-ink); }

.screen-reader-text {
	border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%);
	height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute; width: 1px; word-wrap: normal;
}
.skip-link {
	position: absolute; top: -100px; left: var(--space-3); z-index: 1000;
	background: var(--accent); color: var(--accent-ink); padding: var(--space-2) var(--space-3);
	border-radius: var(--radius-sm); transition: top 0.2s ease;
}
.skip-link:focus { top: var(--space-3); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.container {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--space-4);
}

.section-title {
	font-size: 1.5rem;
	margin-bottom: var(--space-4);
}

/* -------------------------------------------------------------------- */
/* 4. Reading progress bar                                              */
/* -------------------------------------------------------------------- */
.reading-progress {
	position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60;
	background: transparent; pointer-events: none;
}
.reading-progress-bar {
	height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), var(--accent-2));
	transition: width 0.1s linear;
}

/* -------------------------------------------------------------------- */
/* 5. Header                                                            */
/* -------------------------------------------------------------------- */
.site-header {
	position: sticky; top: 0; z-index: 50;
	background: color-mix(in srgb, var(--bg) 88%, transparent);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--border);
}
.header-inner {
	display: flex; align-items: center; gap: var(--space-4);
	padding-block: var(--space-3);
}
.site-branding { margin-right: auto; }
.site-branding .custom-logo-link img { max-height: 40px; width: auto; }
.site-title { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; margin: 0; }
.site-title a { color: var(--ink); }
.site-title a:hover { text-decoration: none; color: var(--accent); }
.site-description { margin: 0; font-size: 0.8rem; color: var(--ink-muted); font-family: var(--font-mono); }

.main-navigation .nav-menu { display: flex; gap: var(--space-4); align-items: center; }
.main-navigation .nav-menu a {
	color: var(--ink); font-size: 0.95rem; font-weight: 500;
	padding: var(--space-2) 0; position: relative;
}
.main-navigation .nav-menu a:hover { text-decoration: none; color: var(--accent); }
.main-navigation .nav-menu a::after {
	content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
	background: var(--accent); transform: scaleX(0); transition: transform 0.2s ease;
}
.main-navigation .nav-menu a:hover::after { transform: scaleX(1); }
.main-navigation .current-menu-item > a { color: var(--accent); }

/* Dropdown submenus (desktop) */
.main-navigation .nav-menu li { position: relative; }
.main-navigation .nav-menu .menu-item-has-children > a {
	display: inline-flex; align-items: center; gap: 5px;
}
.main-navigation .nav-menu .menu-item-has-children > a::after {
	content: ''; width: 7px; height: 7px; margin-top: -3px;
	border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
	transform: rotate(45deg); transition: transform 0.2s ease; opacity: 0.6;
}
.main-navigation .nav-menu .menu-item-has-children:hover > a::after,
.main-navigation .nav-menu .menu-item-has-children.is-open > a::after {
	transform: rotate(-135deg); margin-top: 2px;
}

.main-navigation .nav-menu .sub-menu {
	position: absolute; top: 100%; left: 0; min-width: 220px;
	background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-sm);
	box-shadow: var(--shadow); padding: var(--space-2) 0; margin-top: var(--space-2);
	display: flex; flex-direction: column; gap: 0;
	opacity: 0; visibility: hidden; transform: translateY(6px);
	transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
	z-index: 100;
}
.main-navigation .nav-menu .sub-menu .sub-menu { top: -10px; left: calc(100% + 6px); margin-top: 0; }
.main-navigation .nav-menu li:hover > .sub-menu,
.main-navigation .nav-menu li.is-open > .sub-menu,
.main-navigation .nav-menu li:focus-within > .sub-menu {
	opacity: 1; visibility: visible; transform: translateY(0);
}
.main-navigation .nav-menu .sub-menu a {
	display: block; padding: 8px var(--space-3); font-size: 0.9rem; white-space: nowrap;
}
.main-navigation .nav-menu .sub-menu a::after { display: none; }
.main-navigation .nav-menu .sub-menu li:hover > a,
.main-navigation .nav-menu .sub-menu a:hover { color: var(--accent); background: var(--code-bg); text-decoration: none; }

.header-actions { display: flex; align-items: center; gap: var(--space-2); }
.icon-btn {
	background: transparent; border: 1px solid var(--border); border-radius: 999px;
	width: 38px; height: 38px; display: grid; place-items: center; color: var(--ink);
	transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.15s ease;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn .icon-moon { display: none; }
:root[data-theme="dark"] .icon-btn .icon-sun { display: none; }
:root[data-theme="dark"] .icon-btn .icon-moon { display: block; }
.mobile-only { display: none; }

.header-search { border-bottom: 1px solid var(--border); background: var(--bg-elevated); }
.header-search .search-form { display: flex; gap: var(--space-2); padding-block: var(--space-3); }
.header-search[hidden] { display: none; }

/* Mobile nav */
@media (max-width: 860px) {
	.main-navigation { position: fixed; inset: 0 0 0 auto; width: min(320px, 85vw); background: var(--bg-elevated);
		transform: translateX(100%); transition: transform 0.25s ease; z-index: 70; padding: var(--space-6) var(--space-4);
		box-shadow: var(--shadow); overflow-y: auto; }
	.main-navigation .nav-menu { flex-direction: column; align-items: flex-start; gap: var(--space-3); width: 100%; }
	body.nav-open .main-navigation { transform: translateX(0); }
	.mobile-only { display: grid; }

	/* Submenus expand inline (accordion) instead of floating, since hover doesn't apply on touch */
	.main-navigation .nav-menu .sub-menu {
		position: static; opacity: 1; visibility: visible; transform: none;
		box-shadow: none; border: none; background: transparent; margin: var(--space-2) 0 0 var(--space-3);
		padding: 0; border-left: 2px solid var(--border); padding-left: var(--space-3);
		max-height: 0; overflow: hidden;
	}
	.main-navigation .nav-menu li.is-open > .sub-menu { max-height: 1000px; }
	.main-navigation .nav-menu .sub-menu a { padding: 6px 0; }
	.main-navigation .nav-menu .menu-item-has-children > a { width: 100%; justify-content: space-between; }
}

/* -------------------------------------------------------------------- */
/* 6. Post cards / grid                                                 */
/* -------------------------------------------------------------------- */
.site-main { padding-block: var(--space-5); }

.posts-grid {
	display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5);
}
.post-card {
	display: flex; flex-direction: column; background: var(--bg-elevated);
	border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
	transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.post-card-thumb { aspect-ratio: 16/10; overflow: hidden; background: var(--code-bg); }
.post-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.post-card:hover .post-card-thumb img { transform: scale(1.04); }
.post-card-body { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-2); flex: 1; }
.post-card-category {
	align-self: flex-start; font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase;
	letter-spacing: 0.06em; color: var(--accent-2); border: 1px solid currentColor; border-radius: 999px;
	padding: 2px 10px;
}
.post-card-title { font-size: 1.2rem; margin: 0; }
.post-card-title a { color: var(--ink); }
.post-card-title a:hover { color: var(--accent); text-decoration: none; }
.post-card-excerpt { color: var(--ink-muted); font-size: 0.95rem; margin: 0; }
.post-card-meta {
	margin-top: auto; padding-top: var(--space-2); font-family: var(--font-mono); font-size: 0.78rem;
	color: var(--ink-muted); display: flex; gap: var(--space-2); align-items: center;
}
.meta-sep { opacity: 0.5; }

/* Featured first post on the blog index */
.posts-grid .post-card.is-featured {
	grid-column: 1 / -1; display: grid; grid-template-columns: 1.1fr 1fr; gap: 0;
}
.posts-grid .post-card.is-featured .post-card-thumb { aspect-ratio: auto; height: 100%; }
.posts-grid .post-card.is-featured .post-card-title { font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2.2rem); }
.posts-grid .post-card.is-featured .post-card-body { justify-content: center; padding: var(--space-5); }

/* -------------------------------------------------------------------- */
/* 7. Archive / page headers                                            */
/* -------------------------------------------------------------------- */
.archive-header, .page-header-block {
	text-align: center; max-width: var(--measure); margin: 0 auto var(--space-6);
}
.archive-header .eyebrow, .page-header-block .eyebrow {
	font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em;
	font-size: 0.78rem; color: var(--accent); display: block; margin-bottom: var(--space-2);
}
.archive-header h1, .page-header-block h1 { font-size: clamp(1.8rem, 1.5rem + 1.5vw, 2.6rem); }
.archive-description { color: var(--ink-muted); }

/* -------------------------------------------------------------------- */
/* 8. Single post                                                       */
/* -------------------------------------------------------------------- */
.entry-header { max-width: var(--measure); margin: 0 auto var(--space-5); text-align: center; }
.entry-title { font-size: clamp(1.9rem, 1.5rem + 2vw, 3rem); margin-top: var(--space-2); }
.entry-meta {
	font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-muted);
	display: flex; gap: var(--space-2); justify-content: center; flex-wrap: wrap; align-items: center;
}
.entry-meta .author a { color: var(--ink-muted); }
.entry-meta .author a:hover { color: var(--accent); }

.entry-thumb { max-width: 980px; margin: 0 auto var(--space-6); border-radius: var(--radius); overflow: hidden; }

.entry-layout {
	display: grid; grid-template-columns: 220px minmax(0, var(--measure)); gap: var(--space-6);
	justify-content: center; align-items: start;
}
.has-toc-layout .entry-layout { grid-template-columns: 220px minmax(0, var(--measure)); }
.entry-layout:has(.entry-content:only-child) { grid-template-columns: minmax(0, var(--measure)); }

.entry-toc { position: sticky; top: calc(var(--space-6) + 56px); }
.entry-toc-inner { border-left: 2px solid var(--border); padding-left: var(--space-3); }
.toc-label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-muted); margin-bottom: var(--space-2); }
.entry-toc ul { display: flex; flex-direction: column; gap: 6px; }
.entry-toc a { font-size: 0.85rem; color: var(--ink-muted); display: block; }
.entry-toc a:hover { color: var(--accent); text-decoration: none; }
.entry-toc .toc-level-3 { padding-left: var(--space-3); }
.entry-toc a.is-active { color: var(--accent); font-weight: 600; }

.entry-content { max-width: var(--measure); }
.entry-content > *:first-child { margin-top: 0; }
.entry-content h2 { font-size: 1.55rem; margin-top: var(--space-6); scroll-margin-top: 90px; }
.entry-content h3 { font-size: 1.25rem; margin-top: var(--space-5); scroll-margin-top: 90px; }
.entry-content p { margin-bottom: var(--space-4); }
.entry-content ul, .entry-content ol { margin: 0 0 var(--space-4); padding-left: 1.3em; }
.entry-content li { margin-bottom: var(--space-2); }
.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }
.entry-content img { border-radius: var(--radius-sm); margin-block: var(--space-4); }
.entry-content figure { margin: var(--space-5) 0; }
.entry-content figcaption { font-size: 0.85rem; color: var(--ink-muted); text-align: center; margin-top: var(--space-2); font-family: var(--font-mono); }

.entry-content blockquote {
	margin: var(--space-5) 0; padding: var(--space-2) 0 var(--space-2) var(--space-4);
	border-left: 3px solid var(--accent); font-family: var(--font-display); font-style: italic;
	font-size: 1.15rem; color: var(--ink);
}
.entry-content hr { border: none; border-top: 1px solid var(--border); margin: var(--space-6) 0; }

.entry-content code {
	font-family: var(--font-mono); background: var(--code-bg); color: var(--code-ink);
	padding: 0.15em 0.4em; border-radius: 4px; font-size: 0.88em;
}
.entry-content pre {
	position: relative; background: var(--code-bg); color: var(--code-ink);
	padding: var(--space-4); border-radius: var(--radius-sm); overflow-x: auto;
	margin: var(--space-5) 0; font-size: 0.88rem; line-height: 1.6; border: 1px solid var(--border);
}
.entry-content pre code { background: none; padding: 0; border-radius: 0; }
.copy-code-btn {
	position: absolute; top: 10px; right: 10px; background: var(--bg-elevated); color: var(--ink-muted);
	border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: var(--font-mono);
	font-size: 0.72rem; padding: 4px 10px; opacity: 0; transition: opacity 0.15s ease;
}
.entry-content pre:hover .copy-code-btn { opacity: 1; }
.copy-code-btn:hover { color: var(--accent); border-color: var(--accent); }

.entry-content table { margin: var(--space-5) 0; font-size: 0.92rem; }
.entry-content th, .entry-content td { border: 1px solid var(--border); padding: var(--space-2) var(--space-3); text-align: left; }
.entry-content th { background: var(--code-bg); font-family: var(--font-mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }

.page-links { margin-top: var(--space-5); font-family: var(--font-mono); font-size: 0.85rem; }

.entry-tags {
	max-width: var(--measure); margin: var(--space-6) auto 0; display: flex; flex-wrap: wrap; gap: var(--space-2);
}
.tag-pill {
	font-family: var(--font-mono); font-size: 0.78rem; border: 1px solid var(--border); border-radius: 999px;
	padding: 4px 12px; color: var(--ink-muted);
}
.tag-pill:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

.author-box {
	max-width: var(--measure); margin: var(--space-5) auto 0; display: flex; gap: var(--space-3);
	align-items: flex-start; padding: var(--space-4); background: var(--bg-elevated); border: 1px solid var(--border);
	border-radius: var(--radius);
}
.author-box img { border-radius: 50%; flex-shrink: 0; }
.author-box-name { font-family: var(--font-display); font-weight: 600; margin: 0 0 4px; }
.author-box-bio { color: var(--ink-muted); font-size: 0.92rem; margin: 0; }

.related-posts { max-width: var(--container); margin: var(--space-7) auto 0; padding-inline: var(--space-4); }

/* -------------------------------------------------------------------- */
/* 9. Comments                                                          */
/* -------------------------------------------------------------------- */
.comments-area { max-width: var(--measure); margin: var(--space-7) auto 0; padding-inline: var(--space-4); }
.comments-title { font-size: 1.4rem; }
.comment-list { display: flex; flex-direction: column; gap: var(--space-4); margin-top: var(--space-4); }
.comment-list .children { margin-top: var(--space-4); padding-left: var(--space-5); border-left: 2px solid var(--border); }
.comment-body { display: flex; gap: var(--space-3); }
.comment-author-avatar { border-radius: 50%; flex-shrink: 0; }
.comment-meta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--ink-muted); margin-bottom: 4px; }
.comment-content p { margin-bottom: var(--space-2); }
.comment-reply-link { font-family: var(--font-mono); font-size: 0.78rem; }
.comment-respond { margin-top: var(--space-5); }
.comment-form p { margin-bottom: var(--space-3); }
.comment-form label { display: block; font-size: 0.85rem; margin-bottom: 4px; color: var(--ink-muted); }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea {
	width: 100%; padding: var(--space-2) var(--space-3); border: 1px solid var(--border); border-radius: var(--radius-sm);
	background: var(--bg-elevated); color: var(--ink);
}
.comment-form textarea { min-height: 120px; }

/* -------------------------------------------------------------------- */
/* 10. Forms / buttons                                                  */
/* -------------------------------------------------------------------- */
.search-form { display: flex; gap: var(--space-2); width: 100%; }
.search-form .search-field {
	flex: 1; padding: var(--space-2) var(--space-3); border: 1px solid var(--border); border-radius: var(--radius-sm);
	background: var(--bg-elevated); color: var(--ink);
}
.search-form .search-submit, .btn {
	background: var(--accent); color: var(--accent-ink); border: none; border-radius: var(--radius-sm);
	padding: var(--space-2) var(--space-4); font-weight: 600; transition: opacity 0.15s ease;
}
.search-form .search-submit:hover, .btn:hover { opacity: 0.88; }

/* -------------------------------------------------------------------- */
/* 11. Sidebar / widgets                                                */
/* -------------------------------------------------------------------- */
.widget { margin-bottom: var(--space-5); }
.widget-title { font-size: 1.05rem; margin-bottom: var(--space-3); }
.widget ul { display: flex; flex-direction: column; gap: 6px; }
.widget a { color: var(--ink-muted); }
.widget a:hover { color: var(--accent); }

/* -------------------------------------------------------------------- */
/* 12. Footer                                                           */
/* -------------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--border); margin-top: var(--space-7); padding-top: var(--space-6); }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); padding-bottom: var(--space-5); }
.site-info {
	border-top: 1px solid var(--border); padding-block: var(--space-4); display: flex; justify-content: space-between;
	align-items: center; flex-wrap: wrap; gap: var(--space-3); font-size: 0.85rem; color: var(--ink-muted);
}
.footer-menu { display: flex; gap: var(--space-4); }
.footer-menu a { color: var(--ink-muted); }
.footer-menu a:hover { color: var(--accent); }

.back-to-top {
	position: fixed; bottom: var(--space-4); right: var(--space-4); width: 42px; height: 42px; border-radius: 50%;
	background: var(--accent); color: var(--accent-ink); border: none; display: grid; place-items: center;
	box-shadow: var(--shadow); font-size: 1.1rem; z-index: 40; opacity: 0; transform: translateY(10px);
	transition: opacity 0.2s ease, transform 0.2s ease;
}
.back-to-top.is-visible { opacity: 1; transform: translateY(0); }
.back-to-top[hidden] { display: none; }

/* -------------------------------------------------------------------- */
/* 13. 404 / no-content                                                 */
/* -------------------------------------------------------------------- */
.error-404, .no-results {
	text-align: center; max-width: var(--measure); margin: var(--space-7) auto; padding-inline: var(--space-4);
}
.error-404 .error-code {
	font-family: var(--font-display); font-size: clamp(4rem, 3rem + 4vw, 7rem); color: var(--accent); line-height: 1;
	margin-bottom: var(--space-3);
}
.error-404 .search-form { max-width: 420px; margin: var(--space-4) auto 0; }

/* -------------------------------------------------------------------- */
/* 14. Responsive                                                       */
/* -------------------------------------------------------------------- */
@media (max-width: 980px) {
	.posts-grid { grid-template-columns: repeat(2, 1fr); }
	.posts-grid .post-card.is-featured { grid-template-columns: 1fr; }
	.entry-layout { grid-template-columns: minmax(0, var(--measure)); }
	.entry-toc { position: static; margin-bottom: var(--space-4); }
	.footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
	.posts-grid { grid-template-columns: 1fr; }
	.footer-grid { grid-template-columns: 1fr; }
	.site-info { flex-direction: column; text-align: center; }
	.author-box { flex-direction: column; align-items: center; text-align: center; }
}