/*
Theme Name: ASV Minimal
Theme URI: https://asvignesh.in
Author: Vignesh A S
Author URI: https://asvignesh.in
Description: A minimalist, blog-centric block theme with an Apple-style look and feel. System fonts, generous whitespace, a translucent sticky header, a light-only palette, and monospace touches for dates, tags and code.
Version: 1.0.10
Requires at least: 6.5
Tested up to: 7.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: asv-minimal
Tags: blog, one-column, custom-colors, editor-style, full-site-editing, block-patterns, wide-blocks, accessibility-ready
*/

/* ---------------------------------------------------------------
   Tokens. Light mode only. Values follow Apple's published web
   palette.
---------------------------------------------------------------- */
:root {
	color-scheme: light;
	--asv-bg: #fbfbfd;
	--asv-surface: #f5f5f7;
	--asv-text: #1d1d1f;
	--asv-muted: #6e6e73;
	--asv-line: #d2d2d7;
	--asv-accent: #0066cc;
	--asv-on-accent: #ffffff;
	--asv-code-bg: #1d1d1f;
	--asv-code-text: #f5f5f7;
	--asv-header-bg: rgba(251, 251, 253, 0.72);
	--asv-row-date: 8rem;
}

/* ---------------------------------------------------------------
   Base
---------------------------------------------------------------- */
html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}
	* {
		transition: none !important;
		animation: none !important;
	}
}

body {
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
	font-kerning: normal;
}

::selection {
	background: color-mix(in srgb, var(--asv-accent) 25%, transparent);
}

:where(a, button, input, select, textarea, summary):focus-visible {
	outline: 2px solid var(--asv-accent);
	outline-offset: 3px;
	border-radius: 4px;
}

img {
	height: auto;
}

/* ---------------------------------------------------------------
   Header: translucent, blurred, sticky (the template part wrapper
   is the sticky element so it stays put for the whole page).
---------------------------------------------------------------- */
.wp-site-blocks > header.wp-block-template-part {
	position: sticky;
	top: 0;
	z-index: 50;
	border-bottom: 1px solid var(--asv-line);
}

/* The blur lives on a pseudo-element: backdrop-filter on the header itself
   would trap the full-screen mobile menu (position:fixed) inside it. */
.wp-site-blocks > header.wp-block-template-part::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background: var(--asv-header-bg);
	-webkit-backdrop-filter: saturate(180%) blur(20px);
	backdrop-filter: saturate(180%) blur(20px);
}

.admin-bar .wp-site-blocks > header.wp-block-template-part {
	top: 32px;
}

@media (max-width: 782px) {
	.admin-bar .wp-site-blocks > header.wp-block-template-part {
		top: 46px;
	}
}

/* Header and footer sit outside the root-padded content area, so they
   carry their own width limit and side padding. */
.asv-header-inner,
.asv-footer-inner {
	box-sizing: border-box;
	width: 100%;
	max-width: var(--wp--style--global--wide-size, 1080px);
	margin-inline: auto;
	padding-inline: var(--wp--preset--spacing--40);
}

.asv-header-inner {
	min-height: 3.25rem;
	padding-block: 0.25rem;
}

.asv-brand a {
	text-decoration: none;
}

.asv-header-inner .wp-block-navigation {
	gap: 1.5rem;
}

.asv-header-inner .wp-block-search__button {
	background: none;
	border: 0;
	color: var(--asv-muted);
	padding: 0.35rem;
}

.asv-header-inner .wp-block-search__button:hover {
	color: var(--asv-text);
}

/* ---------------------------------------------------------------
   Page rhythm
---------------------------------------------------------------- */
.asv-main {
	padding-block: var(--wp--preset--spacing--60) var(--wp--preset--spacing--70);
}

.asv-main > * + * {
	margin-block-start: var(--wp--preset--spacing--50);
}

/* ---------------------------------------------------------------
   Home hero
---------------------------------------------------------------- */
.asv-hero {
	padding-block: var(--wp--preset--spacing--40) var(--wp--preset--spacing--30);
}

.asv-hero-title {
	font-size: var(--wp--preset--font-size--hero);
	font-weight: 700;
	line-height: 1.03;
	letter-spacing: -0.04em;
	text-wrap: balance;
	margin: 0;
}

.asv-hero-sub {
	font-size: 1.3125rem;
	line-height: 1.4;
	color: var(--asv-muted);
	max-width: 36rem;
	margin-block-start: 1.5rem;
	text-wrap: pretty;
}

/* ---------------------------------------------------------------
   The ledger: post lists on home, archives and search.
   Date sits in its own column; hairlines separate entries.
---------------------------------------------------------------- */
.asv-ledger .wp-block-post-template {
	list-style: none;
	margin: 0;
	padding: 0;
}

.asv-ledger .wp-block-post {
	border-top: 1px solid var(--asv-line);
	margin: 0;
}

.asv-ledger .wp-block-post:last-child {
	border-bottom: 1px solid var(--asv-line);
}

.asv-row {
	display: grid;
	grid-template-columns: var(--asv-row-date) minmax(0, 1fr);
	column-gap: 2rem;
	align-items: start;
	padding-block: 1.75rem;
}

.asv-row > * {
	margin: 0;
}

.asv-row-body > * + * {
	margin-block-start: 0.5rem;
}

.asv-row .wp-block-post-title {
	font-size: var(--wp--preset--font-size--large);
	font-weight: 600;
	line-height: 1.2;
	letter-spacing: -0.02em;
	text-wrap: balance;
}

.asv-row .wp-block-post-excerpt {
	color: var(--asv-muted);
	font-size: 1rem;
	line-height: 1.5;
}

.asv-row .wp-block-post-excerpt__excerpt {
	margin: 0;
}

.asv-row .wp-block-post-excerpt__more-link {
	display: none;
}

.asv-date {
	font-variant-numeric: tabular-nums;
	white-space: nowrap;
	/* Lines the mono date up with the first line of the title. */
	padding-top: 0.4rem;
}

@media (max-width: 640px) {
	.asv-date {
		padding-top: 0;
	}
}

.asv-terms a::before {
	content: "#";
	opacity: 0.6;
}

.asv-terms {
	display: flex;
	flex-wrap: wrap;
	gap: 0.25rem 0.9rem;
}

.asv-terms .wp-block-post-terms__separator {
	display: none;
}

@media (max-width: 640px) {
	.asv-row {
		grid-template-columns: 1fr;
		row-gap: 0.5rem;
	}
}

.asv-pagination {
	margin-block-start: var(--wp--preset--spacing--50);
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
}

.asv-pagination a {
	color: var(--asv-muted);
}

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

.asv-archive-title {
	font-size: var(--wp--preset--font-size--xx-large);
	margin: 0;
}

.wp-block-term-description {
	color: var(--asv-muted);
	font-size: 1.1875rem;
	max-width: 36rem;
}

/* ---------------------------------------------------------------
   Single post
---------------------------------------------------------------- */
.asv-article-title {
	font-size: clamp(2.25rem, 5.5vw, 3.5rem);
	line-height: 1.07;
	letter-spacing: -0.03em;
	font-weight: 700;
	text-wrap: balance;
	margin: 0;
}

.asv-meta {
	margin-block-start: 1.25rem;
	gap: 0.25rem 1.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--asv-muted);
}

.asv-meta > * {
	margin: 0;
}

.asv-reading-time {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--asv-muted);
}

.asv-cover {
	margin-block: var(--wp--preset--spacing--50);
}

.asv-cover img {
	border-radius: 18px;
	width: 100%;
}

.asv-content {
	font-size: var(--wp--preset--font-size--medium);
	line-height: 1.7;
}

.asv-content > * + * {
	margin-block-start: 1.4em;
}

.asv-content > h2 {
	margin-block-start: 2.6em;
}

.asv-content > h3 {
	margin-block-start: 2.1em;
}

.asv-content > h2 + *,
.asv-content > h3 + * {
	margin-block-start: 0.8em;
}

.asv-content img {
	border-radius: 14px;
}

.asv-content figcaption,
.wp-element-caption {
	color: var(--asv-muted);
	font-size: 0.875rem;
	text-align: center;
	margin-block-start: 0.75rem;
}

/* Code: allowed to run wider than the text column. */
.asv-content > .wp-block-code {
	max-width: min(100%, 820px);
	margin-inline: auto;
}

.wp-block-code {
	overflow-x: auto;
	border: 0;
}

/* Older posts use plain <pre> blocks from the classic editor. */
.asv-content pre:not(.wp-block-code) {
	background: var(--asv-code-bg);
	color: var(--asv-code-text);
	border-radius: 14px;
	padding: 1.25rem 1.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875rem;
	line-height: 1.65;
	overflow-x: auto;
}

.asv-content > pre:not(.wp-block-code) {
	max-width: min(100%, 820px);
	margin-inline: auto;
}

.asv-content pre:not(.wp-block-code) code {
	background: none;
	padding: 0;
	font: inherit;
	color: inherit;
}

.wp-block-code code {
	background: none;
	color: inherit;
	padding: 0;
	font: inherit;
	white-space: pre;
}

:not(pre) > code {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875em;
	background: var(--asv-surface);
	padding: 0.15em 0.4em;
	border-radius: 6px;
	overflow-wrap: anywhere;
}

.wp-block-quote {
	margin-inline: 0;
}

.wp-block-quote p {
	margin: 0;
}

.wp-block-quote cite {
	color: var(--asv-muted);
	font-size: 0.875rem;
	font-style: normal;
}

/* Some posts draw diagrams as quote blocks full of inline code.
   Render those as a code panel instead of a quote with grey pills. */
.asv-content .wp-block-quote:has(code),
.asv-content blockquote:has(code) {
	background: var(--asv-code-bg);
	color: var(--asv-code-text);
	border: 0;
	border-radius: 14px;
	padding: 1.25rem 1.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875rem;
	line-height: 1.65;
	overflow-x: auto;
	max-width: min(100%, 820px);
	margin-inline: auto;
}

.asv-content blockquote:has(code) code {
	background: none;
	color: inherit;
	padding: 0;
	font: inherit;
	white-space: pre-wrap;
	overflow-wrap: normal;
}

.asv-content blockquote:has(code) p {
	margin: 0;
	white-space: pre-wrap;
}

.asv-content blockquote:has(code) p + p {
	margin-block-start: 1em;
}

.wp-block-table table {
	border-collapse: collapse;
	width: 100%;
	font-size: 0.9375rem;
}

.wp-block-table th,
.wp-block-table td {
	border: 0;
	border-bottom: 1px solid var(--asv-line);
	padding: 0.65rem 0.75rem;
	text-align: left;
}

.wp-block-table th {
	font-weight: 600;
}

.wp-block-separator {
	opacity: 1;
}

.asv-post-end {
	margin-block-start: var(--wp--preset--spacing--60);
}

.asv-post-end .wp-block-post-navigation-link {
	font-size: 1rem;
	font-weight: 600;
	letter-spacing: -0.01em;
}

.asv-post-end .wp-block-post-navigation-link a {
	color: var(--asv-text);
}

.asv-post-end .post-navigation-link__label {
	color: var(--asv-muted);
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	font-weight: 400;
	margin-inline-end: 0.75rem;
}

.asv-post-end .wp-block-post-navigation-link a:hover {
	color: var(--asv-accent);
	text-decoration: none;
}

/* ---------------------------------------------------------------
   Latest posts block (used on the homepage): a quiet 3-up row.
---------------------------------------------------------------- */
.asv-content .wp-block-latest-posts,
.asv-content .wp-block-latest-posts.is-grid {
	list-style: none;
	margin-inline: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 2.25rem 1.5rem;
}

.asv-content .wp-block-latest-posts > li {
	margin: 0;
	width: auto;
	min-width: 0;
}

@media (max-width: 782px) {
	.asv-content .wp-block-latest-posts,
	.asv-content .wp-block-latest-posts.is-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 520px) {
	.asv-content .wp-block-latest-posts,
	.asv-content .wp-block-latest-posts.is-grid {
		grid-template-columns: minmax(0, 1fr);
	}
}

.asv-content .wp-block-latest-posts__featured-image {
	margin: 0 0 0.9rem;
}

.asv-content .wp-block-latest-posts__featured-image img {
	display: block;
	width: 100%;
	height: auto;
	aspect-ratio: 16 / 9;
	object-fit: cover;
	border-radius: 12px;
	background: var(--asv-surface);
}

.asv-content .wp-block-latest-posts__post-title {
	display: block;
	color: var(--asv-text);
	font-size: 1.0625rem;
	font-weight: 600;
	line-height: 1.3;
	letter-spacing: -0.01em;
	text-decoration: none;
	text-wrap: balance;
}

.asv-content .wp-block-latest-posts__post-title:hover {
	color: var(--asv-accent);
}

.asv-content .wp-block-latest-posts__post-author,
.asv-content .wp-block-latest-posts__post-date {
	display: block;
	margin-top: 0.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	line-height: 1.4;
	color: var(--asv-muted);
}

.asv-content .wp-block-latest-posts__post-author {
	display: none;
}

/* Social buttons inside page content: quiet, not brand-coloured. */
.asv-content .wp-block-social-links .wp-social-link,
.asv-content .wp-block-social-links .wp-social-link a {
	background: var(--asv-surface);
	color: var(--asv-text);
}

.asv-content .wp-block-social-links .wp-social-link {
	border: 1px solid var(--asv-line);
	border-radius: 980px;
}

.asv-content .wp-block-social-links .wp-social-link svg {
	fill: currentColor;
}

.asv-content .wp-block-social-links .wp-social-link:hover {
	border-color: var(--asv-text);
}

.asv-content .wp-block-social-links .wp-block-social-link-label {
	font-size: 0.875rem;
	font-weight: 500;
}

/* ---------------------------------------------------------------
   Buttons, search, forms
---------------------------------------------------------------- */
.wp-element-button,
.wp-block-button__link {
	transition: opacity 0.15s ease;
}

.wp-element-button:hover,
.wp-block-button__link:hover {
	opacity: 0.85;
}

input[type="text"],
input[type="search"],
input[type="email"],
input[type="url"],
textarea {
	background: var(--asv-surface);
	color: var(--asv-text);
	border: 1px solid var(--asv-line);
	border-radius: 12px;
	padding: 0.7rem 0.95rem;
	font: inherit;
}

.wp-block-search__inside-wrapper input {
	border-radius: 980px;
}

/* ---------------------------------------------------------------
   Comments
---------------------------------------------------------------- */
.asv-comments {
	margin-block-start: var(--wp--preset--spacing--60);
}

.asv-comments .wp-block-comments-title {
	font-size: var(--wp--preset--font-size--large);
}

.asv-comments .wp-block-comment-template {
	list-style: none;
	padding: 0;
}

.asv-comments .wp-block-comment-template li {
	border-top: 1px solid var(--asv-line);
	padding-block: 1.25rem;
}

.asv-comments .wp-block-comment-author-name {
	font-weight: 600;
}

.asv-comments .wp-block-comment-date,
.asv-comments .wp-block-comment-reply-link {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--asv-muted);
}

/* ---------------------------------------------------------------
   Footer
---------------------------------------------------------------- */
.wp-site-blocks > footer.wp-block-template-part {
	border-top: 1px solid var(--asv-line);
	margin-block-start: 0;
}

.asv-footer-inner {
	padding-block: 2.5rem;
	color: var(--asv-muted);
	font-size: 0.875rem;
}

.asv-footer-inner > * {
	margin: 0;
}

/* Neutral icons: override each network's brand colour. */
.asv-footer-inner .wp-block-social-links .wp-social-link,
.asv-footer-inner .wp-block-social-links .wp-social-link a {
	color: var(--asv-muted);
	background: none;
}

.asv-footer-inner .wp-block-social-links .wp-social-link svg {
	fill: currentColor;
}

.asv-footer-inner .wp-block-social-links .wp-social-link:hover,
.asv-footer-inner .wp-block-social-links .wp-social-link:hover a {
	color: var(--asv-text);
}

/* ---------------------------------------------------------------
   Small screens
---------------------------------------------------------------- */
@media (max-width: 600px) {
	.asv-main {
		padding-block: var(--wp--preset--spacing--50) var(--wp--preset--spacing--60);
	}
	.asv-hero-sub {
		font-size: 1.1875rem;
	}
}

/* Mobile menu: full-screen panel, large left-aligned links */
.wp-block-navigation__responsive-container.is-menu-open {
	padding: 1.25rem 1rem 2rem;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__responsive-container-content {
	align-items: flex-start;
	padding-top: 2rem;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__container {
	align-items: flex-start;
	gap: 0.25rem;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item__content {
	font-size: 1.75rem;
	font-weight: 600;
	letter-spacing: -0.02em;
	padding: 0.5rem 0;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__responsive-container-content,
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__container,
.wp-block-navigation__responsive-container.is-menu-open .wp-block-page-list {
	width: 100%;
	justify-content: flex-start;
	align-items: flex-start;
	text-align: left;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item {
	width: 100%;
	justify-content: flex-start;
}
.wp-block-navigation .wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__responsive-container-content,
.wp-block-navigation .wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__container,
.wp-block-navigation .wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item {
	align-items: flex-start !important;
	justify-content: flex-start !important;
	text-align: left !important;
}