/*--------------------------------------------------------------
  Ultrafast Theme - Performance-First Stylesheet
  Minimal specificity, system fonts, CSS custom properties,
  zero layout shifts, no unnecessary repaints.
--------------------------------------------------------------*/

/* --- Custom Properties --- */
:root {
	--color-bg: #fff;
	--color-text: #1a1a1a;
	--color-text-light: #555;
	--color-accent: #0055a4;
	--color-accent-hover: #003d75;
	--color-border: #e0e0e0;
	--color-bg-alt: #f7f7f7;
	--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
	--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
	--max-width: 1140px;
	--content-width: 720px;
	--gap: 1.5rem;
	--radius: 4px;
}

/* --- Reset (minimal) --- */
*,
*::before,
*::after {
	box-sizing: border-box;
}

body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: 1rem;
	line-height: 1.7;
	color: var(--color-text);
	background: var(--color-bg);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeSpeed;
}

img,
picture,
video,
svg {
	display: block;
	max-width: 100%;
	height: auto;
}

a {
	color: var(--color-accent);
	text-decoration: none;
}

a:hover,
a:focus {
	color: var(--color-accent-hover);
	text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
	line-height: 1.3;
	margin: 0 0 0.75rem;
	font-weight: 700;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.625rem; }
h3 { font-size: 1.25rem; }

p {
	margin: 0 0 1.25rem;
}

/* --- Screen Reader Text --- */
.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;
}

.screen-reader-text:focus {
	background-color: var(--color-bg);
	clip: auto;
	clip-path: none;
	color: var(--color-text);
	display: block;
	font-size: 0.875rem;
	font-weight: 700;
	height: auto;
	left: 5px;
	line-height: normal;
	padding: 15px 23px 14px;
	text-decoration: none;
	top: 5px;
	width: auto;
	z-index: 100000;
}

.skip-link:focus {
	background: var(--color-accent);
	color: #fff;
	padding: 0.5rem 1rem;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 99999;
}

/* --- Header --- */
.site-header {
	border-bottom: 1px solid var(--color-border);
	background: var(--color-bg);
}

.site-header__inner {
	max-width: var(--max-width);
	margin: 0 auto;
	padding: 1rem var(--gap);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
}

.site-branding {
	flex-shrink: 0;
}

.site-title {
	font-size: 1.375rem;
	font-weight: 700;
	color: var(--color-text);
	text-decoration: none;
	line-height: 1.2;
}

.site-title:hover {
	color: var(--color-accent);
	text-decoration: none;
}

.site-description {
	margin: 0.25rem 0 0;
	font-size: 0.8125rem;
	color: var(--color-text-light);
}

/* --- Navigation --- */
.main-navigation ul {
	display: flex;
	gap: 0.25rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.main-navigation a {
	display: block;
	padding: 0.5rem 0.75rem;
	font-size: 0.9375rem;
	font-weight: 500;
	color: var(--color-text);
	border-radius: var(--radius);
	transition: background 0.15s ease;
}

.main-navigation a:hover,
.main-navigation a:focus {
	background: var(--color-bg-alt);
	color: var(--color-accent);
	text-decoration: none;
}

.main-navigation .sub-menu {
	display: none;
	position: absolute;
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	padding: 0.5rem 0;
	min-width: 180px;
	box-shadow: 0 4px 12px rgba(0,0,0,0.08);
	flex-direction: column;
	z-index: 1000;
}

.main-navigation li {
	position: relative;
}

.main-navigation li:hover > .sub-menu,
.main-navigation li:focus-within > .sub-menu {
	display: flex;
}

.main-navigation .sub-menu a {
	padding: 0.375rem 1rem;
	font-size: 0.875rem;
}

/* --- Mobile Menu Toggle --- */
.menu-toggle {
	display: none;
	background: none;
	border: none;
	cursor: pointer;
	padding: 0.5rem;
	flex-direction: column;
	gap: 5px;
}

.menu-toggle__bar {
	display: block;
	width: 24px;
	height: 2px;
	background: var(--color-text);
	border-radius: 2px;
	transition: transform 0.2s ease;
}

@media (max-width: 768px) {
	.menu-toggle {
		display: flex;
	}

	.main-navigation {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--color-bg);
		border-bottom: 1px solid var(--color-border);
		padding: 1rem var(--gap);
		z-index: 999;
	}

	.main-navigation.toggled {
		display: block;
	}

	.main-navigation ul {
		flex-direction: column;
		gap: 0;
	}

	.main-navigation .sub-menu {
		position: static;
		border: 0;
		box-shadow: none;
		padding-left: 1rem;
	}

	.main-navigation li:hover > .sub-menu {
		display: flex;
	}

	.site-header__inner {
		flex-wrap: wrap;
		position: relative;
	}
}

/* --- Content --- */
.site-content {
	max-width: var(--max-width);
	margin: 0 auto;
	padding: 2rem var(--gap);
}

.site-main {
	max-width: var(--content-width);
	margin: 0 auto;
}

/* --- Posts Grid --- */
.posts-grid {
	display: grid;
	gap: 2rem;
}

.post-card {
	border-bottom: 1px solid var(--color-border);
	padding-bottom: 2rem;
}

.post-card:last-child {
	border-bottom: 0;
}

.post-card__thumbnail img {
	border-radius: var(--radius);
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
}

.post-card__content {
	margin-top: 0.75rem;
}

/* --- Entry --- */
.entry-title {
	margin-bottom: 0.5rem;
}

.entry-title a {
	color: var(--color-text);
}

.entry-title a:hover {
	color: var(--color-accent);
	text-decoration: none;
}

.entry-meta {
	font-size: 0.8125rem;
	color: var(--color-text-light);
	margin-bottom: 1rem;
}

.entry-meta a {
	color: var(--color-text-light);
}

.entry-meta a:hover {
	color: var(--color-accent);
}

.entry-content {
	line-height: 1.8;
}

.entry-content > *:last-child {
	margin-bottom: 0;
}

.entry-content blockquote {
	margin: 1.5rem 0;
	padding: 1rem 1.5rem;
	border-left: 3px solid var(--color-accent);
	background: var(--color-bg-alt);
	font-style: italic;
}

.entry-content pre {
	background: var(--color-bg-alt);
	padding: 1rem;
	border-radius: var(--radius);
	overflow-x: auto;
	font-family: var(--font-mono);
	font-size: 0.875rem;
	line-height: 1.5;
}

.entry-content code {
	font-family: var(--font-mono);
	font-size: 0.875em;
	background: var(--color-bg-alt);
	padding: 0.125rem 0.375rem;
	border-radius: 3px;
}

.entry-content pre code {
	background: none;
	padding: 0;
}

.entry-footer {
	margin-top: 1.5rem;
	padding-top: 1rem;
	border-top: 1px solid var(--color-border);
	font-size: 0.8125rem;
	color: var(--color-text-light);
}

.entry-footer .cat-links,
.entry-footer .tags-links {
	display: block;
	margin-bottom: 0.25rem;
}

/* --- Page Header --- */
.page-header {
	margin-bottom: 2rem;
	padding-bottom: 1rem;
	border-bottom: 1px solid var(--color-border);
}

.page-title {
	margin-bottom: 0.25rem;
}

.archive-description {
	color: var(--color-text-light);
	font-size: 0.9375rem;
}

/* --- Post Thumbnail --- */
.post-thumbnail {
	margin-bottom: 1.5rem;
}

.post-thumbnail img {
	border-radius: var(--radius);
	width: 100%;
}

/* --- Navigation (pagination) --- */
.pagination,
.post-navigation {
	margin-top: 2rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--color-border);
}

.pagination .nav-links {
	display: flex;
	gap: 0.5rem;
	flex-wrap: wrap;
}

.pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 2.25rem;
	height: 2.25rem;
	padding: 0 0.5rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	font-size: 0.875rem;
	color: var(--color-text);
}

.pagination .page-numbers.current,
.pagination .page-numbers:hover {
	background: var(--color-accent);
	border-color: var(--color-accent);
	color: #fff;
	text-decoration: none;
}

.post-navigation .nav-links {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
}

.post-navigation .nav-subtitle {
	display: block;
	font-size: 0.75rem;
	color: var(--color-text-light);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.post-navigation .nav-title {
	font-weight: 600;
}

/* --- Comments --- */
.comments-area {
	margin-top: 2rem;
	padding-top: 2rem;
	border-top: 1px solid var(--color-border);
}

.comments-title {
	font-size: 1.25rem;
	margin-bottom: 1.5rem;
}

.comment-list {
	list-style: none;
	padding: 0;
	margin: 0;
}

.comment-list .comment {
	padding: 1rem 0;
	border-bottom: 1px solid var(--color-border);
}

.comment-list .children {
	list-style: none;
	padding-left: 2rem;
}

.comment-author {
	font-weight: 600;
	font-size: 0.9375rem;
}

.comment-author .avatar {
	border-radius: 50%;
	vertical-align: middle;
	margin-right: 0.5rem;
}

.comment-metadata {
	font-size: 0.75rem;
	color: var(--color-text-light);
	margin-bottom: 0.5rem;
}

.comment-body p:last-child {
	margin-bottom: 0;
}

.comment-respond {
	margin-top: 2rem;
}

.comment-form label {
	display: block;
	font-size: 0.875rem;
	font-weight: 600;
	margin-bottom: 0.25rem;
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
	width: 100%;
	padding: 0.5rem 0.75rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	font-family: var(--font-sans);
	font-size: 0.9375rem;
	margin-bottom: 1rem;
}

.comment-form textarea {
	min-height: 120px;
	resize: vertical;
}

.comment-form .form-submit input {
	background: var(--color-accent);
	color: #fff;
	border: none;
	padding: 0.625rem 1.5rem;
	border-radius: var(--radius);
	font-size: 0.9375rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.15s ease;
}

.comment-form .form-submit input:hover {
	background: var(--color-accent-hover);
}

/* --- Search Form --- */
.search-form {
	display: flex;
	gap: 0.5rem;
}

.search-field {
	flex: 1;
	padding: 0.5rem 0.75rem;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	font-family: var(--font-sans);
	font-size: 0.9375rem;
}

.search-submit {
	background: var(--color-accent);
	color: #fff;
	border: none;
	padding: 0.5rem 1rem;
	border-radius: var(--radius);
	font-size: 0.9375rem;
	font-weight: 600;
	cursor: pointer;
}

.search-submit:hover {
	background: var(--color-accent-hover);
}

/* --- 404 --- */
.error-404 .page-content {
	text-align: center;
	padding: 2rem 0;
}

.error-404 .search-form {
	max-width: 400px;
	margin: 1rem auto 0;
}

/* --- Sidebar / Widget Area --- */
.widget-area {
	font-size: 0.9375rem;
}

.widget-area .widget {
	margin-bottom: 2rem;
}

.widget-area .widget-title {
	font-size: 1rem;
	text-transform: uppercase;
	letter-spacing: 0.03em;
	margin-bottom: 0.75rem;
	padding-bottom: 0.5rem;
	border-bottom: 2px solid var(--color-accent);
}

.widget-area ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.widget-area li {
	padding: 0.375rem 0;
	border-bottom: 1px solid var(--color-border);
}

.widget-area li:last-child {
	border-bottom: 0;
}

/* --- Footer --- */
.site-footer {
	border-top: 1px solid var(--color-border);
	background: var(--color-bg-alt);
	margin-top: 2rem;
}

.site-footer__inner {
	max-width: var(--max-width);
	margin: 0 auto;
	padding: 1.5rem var(--gap);
}

.footer-widgets {
	margin-bottom: 1.5rem;
}

.site-info {
	font-size: 0.8125rem;
	color: var(--color-text-light);
}

.site-info a {
	color: var(--color-text-light);
}

.site-info a:hover {
	color: var(--color-accent);
}

/* --- Page Links --- */
.page-links {
	margin-top: 1.5rem;
	font-weight: 600;
}

/* --- WordPress Core Alignment --- */
.alignleft {
	float: left;
	margin-right: 1.5rem;
	margin-bottom: 1rem;
}

.alignright {
	float: right;
	margin-left: 1.5rem;
	margin-bottom: 1rem;
}

.aligncenter {
	display: block;
	margin-left: auto;
	margin-right: auto;
}

.wp-caption {
	max-width: 100%;
}

.wp-caption-text,
.gallery-caption {
	font-size: 0.8125rem;
	color: var(--color-text-light);
	text-align: center;
	margin-top: 0.5rem;
}

/* --- Responsive Typography --- */
@media (min-width: 768px) {
	h1 { font-size: 2.5rem; }
	h2 { font-size: 1.875rem; }
	h3 { font-size: 1.375rem; }
}

/* --- Print --- */
@media print {
	.site-header,
	.site-footer,
	.main-navigation,
	.post-navigation,
	.comments-area,
	.menu-toggle {
		display: none;
	}

	body {
		font-size: 12pt;
		color: #000;
	}
}