/*
 * BZ Portfolio presentation layer.
 * Structural values stay tied to theme.json tokens so style variations remain useful.
 */

:root {
	--bz-content-edge: clamp(1rem, 4vw, 2rem);
	--bz-transition: 180ms ease;
}

html {
	scroll-behavior: smooth;
}

body {
	-moz-osx-font-smoothing: grayscale;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}

body::selection {
	background: var(--wp--preset--color--copper);
	color: var(--wp--preset--color--canvas);
}

body.admin-bar .bz-site-header {
	top: 32px;
}

a,
button,
input,
textarea,
select {
	transition: border-color var(--bz-transition), color var(--bz-transition), background-color var(--bz-transition), opacity var(--bz-transition), transform var(--bz-transition);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
	outline: 2px solid var(--wp--preset--color--copper);
	outline-offset: 4px;
}

.wp-site-blocks {
	overflow: clip;
}

.bz-main {
	position: relative;
}

.bz-main::before {
	background: var(--wp--preset--color--line);
	content: "";
	height: 100%;
	left: max(var(--bz-content-edge), calc((100vw - var(--wp--style--global--wide-size)) / 2));
	opacity: 0.42;
	pointer-events: none;
	position: absolute;
	top: 0;
	width: 1px;
	z-index: 0;
}

.bz-main > * {
	position: relative;
	z-index: 1;
}

.bz-section {
	box-sizing: border-box;
	padding-bottom: var(--wp--preset--spacing--70);
	padding-top: var(--wp--preset--spacing--70);
}

.bz-section + .bz-section {
	border-top: 1px solid var(--wp--preset--color--line);
}

.bz-section-heading {
	margin-bottom: var(--wp--preset--spacing--60);
}

.bz-section-heading > h2 {
	max-width: 14ch;
}

.bz-section-heading > p:last-child {
	max-width: 52ch;
}

.bz-section-heading-row {
	display: grid;
	gap: var(--wp--preset--spacing--50);
	grid-template-columns: minmax(0, 1.35fr) minmax(16rem, 0.65fr);
	align-items: end;
}

.bz-heading-aside {
	border-left: 1px solid var(--wp--preset--color--line);
	font-size: var(--wp--preset--font-size--small);
	margin-bottom: 0.5rem;
	max-width: 40ch;
	padding-left: var(--wp--preset--spacing--40);
}

.is-style-eyebrow {
	color: var(--wp--preset--color--copper);
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	font-weight: 600;
	letter-spacing: 0.12em;
	line-height: 1.4;
	margin-bottom: var(--wp--preset--spacing--50);
	text-transform: uppercase;
}

.is-style-editorial-note {
	border-top: 1px solid var(--wp--preset--color--line);
	font-family: var(--wp--preset--font-family--editorial-serif);
	font-size: var(--wp--preset--font-size--lead);
	font-style: italic;
	line-height: 1.45;
	padding-top: var(--wp--preset--spacing--50);
}

.is-style-indexed-panel {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--line);
	box-sizing: border-box;
	padding: var(--wp--preset--spacing--50);
}

/* Header */
.bz-site-header {
	backdrop-filter: blur(14px);
	background: color-mix(in srgb, var(--wp--preset--color--canvas) 88%, transparent);
	border-bottom: 1px solid color-mix(in srgb, var(--wp--preset--color--line) 72%, transparent);
	position: sticky;
	top: 0;
	z-index: 100;
}

.bz-header-inner {
	box-sizing: border-box;
	min-height: 76px;
	padding-bottom: 0.8rem;
	padding-top: 0.8rem;
}

.bz-brand {
	align-items: center;
	gap: 0.65rem;
}

.bz-brand .wp-block-site-title a {
	color: var(--wp--preset--color--text);
}

.bz-logo-link {
	align-items: center;
	display: inline-flex;
	flex: 0 0 auto;
	line-height: 0;
	text-decoration: none;
}

.bz-logo-link:focus-visible {
	border-radius: 0.25rem;
	outline: 2px solid var(--wp--preset--color--copper);
	outline-offset: 4px;
}

.bz-logo-mark {
	display: block;
	overflow: visible;
}

.bz-logo-mark--header {
	height: 2rem;
	width: 2rem;
}

.bz-logo-mark--footer {
	height: 3.25rem;
	width: 3.25rem;
}

.bz-logo-mark__frame {
	fill: none;
	stroke: var(--wp--preset--color--text);
	stroke-linecap: round;
	stroke-linejoin: round;
	stroke-width: 5;
}

.bz-logo-mark__signal {
	fill: none;
	stroke: var(--wp--preset--color--copper);
	stroke-linecap: round;
	stroke-linejoin: round;
	stroke-width: 3;
}

.bz-logo-mark__node {
	fill: var(--wp--preset--color--copper);
}

.bz-primary-navigation {
	gap: 1.15rem;
}

.bz-primary-navigation a {
	color: var(--wp--preset--color--muted);
}

.bz-primary-navigation a:hover,
.bz-primary-navigation a:focus-visible {
	color: var(--wp--preset--color--text);
}

.bz-primary-navigation .bz-nav-cta a {
	border: 1px solid var(--wp--preset--color--line);
	border-radius: 999px;
	color: var(--wp--preset--color--text);
	padding: 0.55rem 0.9rem;
}

.bz-primary-navigation .bz-nav-cta a:hover,
.bz-primary-navigation .bz-nav-cta a:focus-visible {
	background: var(--wp--preset--color--copper);
	border-color: var(--wp--preset--color--copper);
	color: var(--wp--preset--color--canvas);
}

.wp-block-navigation__responsive-container.is-menu-open {
	background: var(--wp--preset--color--canvas) !important;
	box-sizing: border-box;
	color: var(--wp--preset--color--text) !important;
	height: 100dvh;
	inset: 0;
	min-height: 100dvh;
	padding: var(--wp--preset--spacing--50);
	width: 100vw;
}

.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__responsive-container-content {
	align-items: flex-start;
	padding-top: var(--wp--preset--spacing--70);
}

.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__container {
	align-items: flex-start !important;
	flex-direction: column;
	gap: 1rem;
}

.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item {
	align-items: flex-start;
}

/* Hero */
.bz-hero {
	align-items: center;
	display: flex;
	min-height: min(820px, calc(100svh - 76px));
	padding-bottom: var(--wp--preset--spacing--70);
	padding-top: var(--wp--preset--spacing--70);
}

.bz-hero-grid {
	display: grid;
	gap: clamp(2.5rem, 6vw, 7rem);
	grid-template-columns: minmax(0, 1.5fr) minmax(18rem, 0.62fr);
	width: 100%;
}

.bz-hero-copy h1 {
	max-width: 11ch;
}

.bz-hero-copy h1 em,
.bz-about-statement h2 em {
	color: var(--wp--preset--color--copper);
	font-weight: inherit;
}

.bz-hero-lead {
	max-width: 57ch;
}

.bz-hero-actions {
	margin-top: var(--wp--preset--spacing--50);
}

.wp-block-button.is-style-outline > .wp-block-button__link {
	background: transparent;
	border-color: var(--wp--preset--color--line);
	color: var(--wp--preset--color--text);
}

.wp-block-button.is-style-outline > .wp-block-button__link:hover,
.wp-block-button.is-style-outline > .wp-block-button__link:focus-visible {
	background: var(--wp--preset--color--surface);
	border-color: var(--wp--preset--color--copper);
	color: var(--wp--preset--color--text);
}

.bz-signal-panel {
	align-self: end;
	box-shadow: var(--wp--preset--shadow--quiet);
	position: relative;
}

.bz-signal-panel::before {
	background: var(--wp--preset--color--copper);
	content: "";
	height: 2px;
	left: -1px;
	position: absolute;
	top: -1px;
	width: 38%;
}

.bz-signal-heading {
	border-bottom: 1px solid var(--wp--preset--color--line);
	margin-bottom: var(--wp--preset--spacing--50);
	padding-bottom: var(--wp--preset--spacing--40);
}

.bz-signal-heading p {
	margin: 0;
}

.bz-live-status {
	align-items: center;
	color: var(--wp--preset--color--copper);
	display: flex;
	gap: 0.45rem;
}

.bz-live-status::before {
	background: currentColor;
	border-radius: 999px;
	box-shadow: 0 0 0 4px color-mix(in srgb, var(--wp--preset--color--copper) 15%, transparent);
	content: "";
	height: 6px;
	width: 6px;
}

.bz-signal-list {
	color: var(--wp--preset--color--muted);
	font-size: var(--wp--preset--font-size--small);
	list-style: none;
	margin: var(--wp--preset--spacing--50) 0;
	padding: 0;
}

.bz-signal-list li {
	border-top: 1px solid var(--wp--preset--color--line);
	padding: 0.65rem 0 0.65rem 1.15rem;
	position: relative;
}

.bz-signal-list li::before {
	color: var(--wp--preset--color--copper);
	content: "+";
	font-family: var(--wp--preset--font-family--research-mono);
	left: 0;
	position: absolute;
}

/* Expertise */
.bz-expertise {
	background: var(--wp--preset--color--surface);
}

.bz-service-grid {
	display: grid;
	gap: 1px;
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.bz-service-item {
	background: var(--wp--preset--color--canvas);
	min-height: 280px;
	position: relative;
}

.bz-service-item:hover {
	background: var(--wp--preset--color--raised);
}

.bz-service-item h3 {
	max-width: 12ch;
}

.bz-service-item > p:last-child {
	font-size: var(--wp--preset--font-size--small);
	max-width: 38ch;
}

.bz-index,
.bz-work-number,
.bz-work-tags {
	color: var(--wp--preset--color--copper);
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	letter-spacing: 0.08em;
}

/* Work */
.bz-work-list {
	border-top: 1px solid var(--wp--preset--color--line);
}

.bz-work-row {
	align-items: start;
	border-bottom: 1px solid var(--wp--preset--color--line);
	display: grid;
	gap: var(--wp--preset--spacing--50);
	grid-template-columns: 3rem minmax(0, 1fr) minmax(12rem, 20rem);
	padding-bottom: var(--wp--preset--spacing--60);
	padding-top: var(--wp--preset--spacing--60);
}

.bz-work-row h3 {
	margin-top: 0;
}

.bz-work-row > .bz-work-tags {
	color: var(--wp--preset--color--muted);
	line-height: 1.7;
	margin-top: 0.35rem;
	text-align: right;
}

/* Research */
.bz-research {
	background: var(--wp--preset--color--raised);
}

.bz-research-query .wp-block-post-template {
	gap: 1px;
}

.bz-research-card {
	background: var(--wp--preset--color--surface);
	border-top: 2px solid var(--wp--preset--color--line);
	box-sizing: border-box;
	display: flex;
	flex-direction: column;
	min-height: 310px;
	padding: var(--wp--preset--spacing--50);
}

.bz-research-card:hover {
	border-top-color: var(--wp--preset--color--copper);
	transform: translateY(-3px);
}

.bz-research-card .wp-block-post-title a {
	color: var(--wp--preset--color--text);
}

.bz-research-card .wp-block-post-title a:hover,
.bz-research-card .wp-block-post-title a:focus-visible {
	color: var(--wp--preset--color--copper);
}

.bz-research-card .wp-block-post-excerpt {
	display: flex;
	flex: 1;
	flex-direction: column;
}

.bz-research-card .wp-block-post-excerpt__more-text {
	margin-top: auto;
	padding-top: var(--wp--preset--spacing--40);
}

.bz-research-card .wp-block-post-excerpt__more-link {
	font-size: var(--wp--preset--font-size--small);
	font-weight: 600;
}

.bz-research-card .wp-block-post-excerpt__more-link::after {
	content: " ↗";
}

.bz-empty-research {
	max-width: 760px;
}

/* About */
.bz-about-grid {
	display: grid;
	gap: clamp(3rem, 8vw, 8rem);
	grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
}

.bz-about-statement {
	position: sticky;
	top: 120px;
}

.bz-principles {
	border-top: 1px solid var(--wp--preset--color--line);
	margin-top: var(--wp--preset--spacing--60);
}

.bz-principle {
	border-bottom: 1px solid var(--wp--preset--color--line);
	padding-bottom: var(--wp--preset--spacing--40);
	padding-top: var(--wp--preset--spacing--40);
}

.bz-principle p {
	margin: 0;
}

/* Contact */
.bz-contact {
	background: var(--wp--preset--color--paper);
	color: var(--wp--preset--color--canvas);
}

.bz-contact .wp-block-heading,
.bz-contact .has-text-color,
.bz-contact .is-style-eyebrow {
	color: var(--wp--preset--color--canvas) !important;
}

.bz-contact .is-style-eyebrow,
.bz-contact .bz-contact-action > p:first-child {
	opacity: 0.68;
}

.bz-contact-panel {
	align-items: end;
	display: grid;
	gap: clamp(3rem, 8vw, 8rem);
	grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr);
}

.bz-contact-panel h2 {
	max-width: 13ch;
}

.bz-contact-action {
	border-left: 1px solid color-mix(in srgb, var(--wp--preset--color--canvas) 22%, transparent);
	padding-left: var(--wp--preset--spacing--60);
}

.bz-contact .wp-block-button__link {
	background: var(--wp--preset--color--canvas);
	border-color: var(--wp--preset--color--canvas);
	color: var(--wp--preset--color--paper);
}

.bz-contact .wp-block-button__link:hover,
.bz-contact .wp-block-button__link:focus-visible {
	background: transparent;
	color: var(--wp--preset--color--canvas);
}

/* Archives and singular content */
.bz-archive-shell,
.bz-singular,
.bz-error-page {
	box-sizing: border-box;
	padding-bottom: var(--wp--preset--spacing--70);
	padding-top: var(--wp--preset--spacing--70);
}

.bz-page-intro,
.bz-single-header {
	margin-bottom: var(--wp--preset--spacing--60);
}

.bz-featured-image {
	margin-bottom: var(--wp--preset--spacing--60);
}

.bz-featured-image img {
	aspect-ratio: 16 / 8;
	object-fit: cover;
}

.bz-post-meta {
	color: var(--wp--preset--color--muted);
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	gap: 0.65rem 1.2rem;
}

.bz-singular .wp-block-post-content > p,
.bz-singular .wp-block-post-content > ul,
.bz-singular .wp-block-post-content > ol {
	color: color-mix(in srgb, var(--wp--preset--color--text) 88%, var(--wp--preset--color--muted));
}

.bz-singular .wp-block-post-content > p:first-child {
	font-size: var(--wp--preset--font-size--lead);
}

.bz-singular .wp-block-post-content a {
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.2em;
}

.bz-singular blockquote {
	border-left: 2px solid var(--wp--preset--color--copper);
	font-family: var(--wp--preset--font-family--editorial-serif);
	font-size: var(--wp--preset--font-size--lead);
	font-style: italic;
	margin-bottom: var(--wp--preset--spacing--60);
	margin-top: var(--wp--preset--spacing--60);
	padding-left: var(--wp--preset--spacing--50);
}

.bz-post-navigation {
	gap: var(--wp--preset--spacing--50);
	margin-top: var(--wp--preset--spacing--60);
}

.bz-error-page {
	min-height: 70svh;
}

.wp-block-search__input {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--line);
	border-radius: 0;
	color: var(--wp--preset--color--text);
	min-height: 48px;
	padding: 0.7rem 0.9rem;
}

.wp-block-search__button {
	min-height: 48px;
}

/* Footer */
.bz-site-footer {
	background: var(--wp--preset--color--canvas);
	border-top: 1px solid var(--wp--preset--color--line);
	padding-bottom: var(--wp--preset--spacing--50);
	padding-top: var(--wp--preset--spacing--60);
}

.bz-footer-inner {
	align-items: flex-end;
	gap: var(--wp--preset--spacing--50);
}

.bz-footer-brand {
	align-items: center;
	gap: 1rem;
}

.bz-footer-brand-copy {
	gap: 0.15rem;
}

.bz-footer-brand-copy .wp-block-site-title,
.bz-footer-brand-copy p {
	margin: 0;
}

.bz-footer-navigation a {
	color: var(--wp--preset--color--muted);
}

.bz-footer-navigation a:hover,
.bz-footer-navigation a:focus-visible {
	color: var(--wp--preset--color--copper);
}

.bz-footer-meta {
	border-top: 1px solid var(--wp--preset--color--line);
	color: var(--wp--preset--color--muted);
	margin-top: var(--wp--preset--spacing--60);
	padding-top: var(--wp--preset--spacing--40);
}

.bz-footer-meta p {
	margin: 0;
}

/* Progressive motion */
.bz-js .bz-reveal {
	opacity: 0;
	transform: translateY(22px);
	transition: opacity 620ms ease var(--bz-reveal-delay, 0ms), transform 620ms cubic-bezier(0.22, 1, 0.36, 1) var(--bz-reveal-delay, 0ms);
}

.bz-js .bz-reveal.is-visible {
	opacity: 1;
	transform: translateY(0);
}

/* Project laboratory */
.bz-project-lab {
	background: var(--wp--preset--color--canvas);
}

.bz-project-grid {
	display: grid;
	gap: 1px;
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.bz-project-card {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--line);
	box-sizing: border-box;
	display: flex;
	flex-direction: column;
	min-height: 360px;
	padding: clamp(1.25rem, 3vw, 2.4rem);
	position: relative;
	overflow: hidden;
}

.bz-project-card:first-child {
	grid-row: span 2;
	min-height: 721px;
}

.bz-project-card::after {
	background: radial-gradient(circle, color-mix(in srgb, var(--wp--preset--color--copper) 22%, transparent), transparent 67%);
	content: "";
	height: 260px;
	opacity: 0;
	position: absolute;
	right: -100px;
	top: -100px;
	transform: scale(0.7);
	transition: opacity 420ms ease, transform 620ms ease;
	width: 260px;
}

.bz-project-card:hover::after {
	opacity: 1;
	transform: scale(1);
}

.bz-project-card h2 {
	margin-top: auto;
	max-width: 13ch;
}

.bz-project-meta,
.bz-project-stack {
	color: var(--wp--preset--color--copper);
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	letter-spacing: 0.08em;
}

.bz-project-meta p {
	margin: 0;
}

.bz-project-stack {
	border-top: 1px solid var(--wp--preset--color--line);
	margin-bottom: 0;
	padding-top: var(--wp--preset--spacing--40);
}

.bz-project-link {
	font-size: var(--wp--preset--font-size--small);
	font-weight: 700;
	margin-bottom: 0;
	position: static;
}

.bz-project-link a {
	display: inline-flex;
	gap: 0.45rem;
	text-decoration: none;
}

.bz-project-card--linked {
	cursor: pointer;
	transition: border-color 220ms ease, transform 320ms ease;
}

.bz-project-card--linked:hover {
	border-color: var(--wp--preset--color--copper);
	transform: translateY(-3px);
}

.bz-project-card--linked .bz-project-link a::after {
	content: "";
	inset: 0;
	position: absolute;
	z-index: 2;
}

.bz-project-card--linked .bz-project-link a:focus-visible::after {
	outline: 2px solid var(--wp--preset--color--copper);
	outline-offset: -4px;
}

/* Individual project pages */
.bz-project-detail-hero,
.bz-project-detail-section,
.bz-project-architecture {
	box-sizing: border-box;
	margin-top: var(--wp--preset--spacing--70);
	padding: clamp(1.4rem, 4vw, 3.5rem);
}

.bz-project-detail-hero {
	background:
		linear-gradient(130deg, color-mix(in srgb, var(--wp--preset--color--copper) 12%, transparent), transparent 42%),
		var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--line);
}

.bz-project-detail-hero h2 {
	max-width: 15ch;
}

.bz-project-detail-grid {
	display: grid;
	gap: 1px;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	margin-top: 1px;
}

.bz-project-fact {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--line);
	box-sizing: border-box;
	min-height: 320px;
	padding: clamp(1.25rem, 3vw, 2.25rem);
}

.bz-project-fact h3 {
	margin-top: auto;
}

.bz-project-detail-section {
	border-left: 1px solid var(--wp--preset--color--copper);
}

.bz-project-capabilities {
	columns: 2;
	column-gap: clamp(2rem, 5vw, 5rem);
	list-style: none;
	padding: 0;
}

.bz-project-capabilities li {
	break-inside: avoid;
	border-top: 1px solid var(--wp--preset--color--line);
	padding: 0.9rem 0;
}

.bz-project-architecture {
	background: var(--wp--preset--color--raised);
	border: 1px solid var(--wp--preset--color--line);
}

.bz-project-flow {
	display: grid;
	gap: 1px;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	margin: var(--wp--preset--spacing--60) 0;
}

.bz-project-flow p {
	background: var(--wp--preset--color--canvas);
	border: 1px solid var(--wp--preset--color--line);
	box-sizing: border-box;
	font-size: var(--wp--preset--font-size--small);
	margin: 0;
	min-height: 170px;
	padding: 1.25rem;
}

.bz-project-flow strong {
	color: var(--wp--preset--color--copper);
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.bz-project-flow span {
	color: var(--wp--preset--color--muted);
}

.bz-project-status {
	background: var(--wp--preset--color--surface);
	border-left-color: var(--wp--preset--color--copper);
}

/* Quantum communication map */
.bz-quantum-section {
	background: var(--wp--preset--color--raised);
}

.bz-quantum-map {
	background:
		radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--wp--preset--color--copper) 11%, transparent), transparent 36%),
		linear-gradient(145deg, var(--wp--preset--color--surface), var(--wp--preset--color--canvas));
	border: 1px solid var(--wp--preset--color--line);
	box-shadow: var(--wp--preset--shadow--quiet);
	box-sizing: border-box;
	margin: 0 auto;
	max-width: var(--wp--style--global--wide-size);
	overflow: hidden;
	position: relative;
}

.bz-quantum-map::before {
	background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--wp--preset--color--copper) 14%, transparent), transparent);
	content: "";
	inset: 0;
	position: absolute;
	transform: translateX(-100%);
	animation: bz-map-scan 8s ease-in-out infinite;
}

.bz-quantum-map svg {
	display: block;
	height: auto;
	min-width: 760px;
	width: 100%;
}

.bz-q-grid path {
	fill: none;
	stroke: var(--wp--preset--color--line);
	stroke-width: 1;
}

.bz-q-backbone path {
	fill: none;
	stroke: color-mix(in srgb, var(--wp--preset--color--muted) 44%, transparent);
	stroke-dasharray: 4 10;
	stroke-width: 1.5;
}

.bz-q-gates rect {
	fill: color-mix(in srgb, var(--wp--preset--color--surface) 82%, transparent);
	stroke: var(--wp--preset--color--copper);
	stroke-width: 1.5;
}

.bz-q-gates path,
.bz-q-gates circle {
	fill: none;
	stroke: color-mix(in srgb, var(--wp--preset--color--copper) 64%, transparent);
	stroke-width: 2;
}

.bz-q-nodes circle,
.bz-q-core {
	fill: var(--wp--preset--color--paper);
	stroke: var(--wp--preset--color--copper);
	stroke-width: 4;
}

.bz-q-nodes circle {
	animation: bz-node-pulse 2.8s ease-in-out infinite alternate;
}

.bz-q-nodes circle:nth-child(2n) {
	animation-delay: -1.2s;
}

.bz-q-photon {
	fill: none;
	stroke: url(#bzQuantumGlow);
	stroke-dasharray: 0.08 0.92;
	stroke-linecap: round;
	stroke-width: 5;
	animation: bz-photon 4.8s linear infinite;
}

.bz-q-photon-b {
	animation-delay: -2.1s;
	animation-duration: 5.7s;
}

.bz-q-entanglement circle {
	fill: none;
	stroke: color-mix(in srgb, var(--wp--preset--color--copper) 40%, transparent);
	stroke-dasharray: 5 12;
	transform-origin: 600px 255px;
	animation: bz-orbit 18s linear infinite;
}

.bz-q-entanglement circle:nth-child(2) {
	animation-direction: reverse;
	animation-duration: 24s;
}

.bz-q-entanglement circle:nth-child(3) {
	animation-duration: 31s;
}

.bz-quantum-map figcaption {
	border-top: 1px solid var(--wp--preset--color--line);
	color: var(--wp--preset--color--muted);
	display: flex;
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	justify-content: space-between;
	letter-spacing: 0.06em;
	padding: 0.85rem 1rem;
}

@keyframes bz-photon {
	to { stroke-dashoffset: -1; }
}

@keyframes bz-orbit {
	to { transform: rotate(360deg); }
}

@keyframes bz-node-pulse {
	to { opacity: 0.35; transform: scale(0.65); transform-origin: center; }
}

@keyframes bz-map-scan {
	0%, 24% { transform: translateX(-100%); }
	65%, 100% { transform: translateX(100%); }
}

/* Video feature */
.bz-video-section {
	background: var(--wp--preset--color--surface);
}

.bz-video-grid {
	align-items: center;
	display: grid;
	gap: clamp(2.5rem, 7vw, 7rem);
	grid-template-columns: minmax(16rem, 0.7fr) minmax(0, 1.3fr);
}

.bz-video-placeholder {
	aspect-ratio: 16 / 9;
	background:
		linear-gradient(135deg, color-mix(in srgb, var(--wp--preset--color--copper) 13%, transparent), transparent 45%),
		var(--wp--preset--color--canvas);
	border: 1px solid var(--wp--preset--color--line);
	display: grid;
	place-items: center;
	position: relative;
}

.bz-video-play {
	align-items: center;
	background: var(--wp--preset--color--copper);
	border-radius: 50%;
	box-shadow: 0 0 0 14px color-mix(in srgb, var(--wp--preset--color--copper) 10%, transparent);
	display: flex;
	height: 72px;
	justify-content: center;
	transition: transform 280ms ease, box-shadow 280ms ease;
	width: 72px;
}

.bz-video-placeholder:hover .bz-video-play {
	box-shadow: 0 0 0 22px color-mix(in srgb, var(--wp--preset--color--copper) 10%, transparent);
	transform: scale(1.05);
}

.bz-video-play span {
	border-bottom: 9px solid transparent;
	border-left: 14px solid var(--wp--preset--color--canvas);
	border-top: 9px solid transparent;
	margin-left: 4px;
}

.bz-video-caption {
	bottom: 1rem;
	color: var(--wp--preset--color--muted);
	display: flex;
	font-family: var(--wp--preset--font-family--research-mono);
	font-size: var(--wp--preset--font-size--tiny);
	justify-content: space-between;
	left: 1rem;
	position: absolute;
	right: 1rem;
}

/* Observatory index */
.bz-observatory-query .wp-block-post-template {
	gap: 1px;
}

.bz-observatory-card {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--line);
	box-sizing: border-box;
	overflow: hidden;
	transition: border-color 220ms ease, transform 320ms ease;
}

.bz-observatory-card:hover {
	border-color: var(--wp--preset--color--copper);
	transform: translateY(-4px);
}

.bz-observatory-card-image {
	margin: 0;
	overflow: hidden;
}

.bz-observatory-card-image img {
	filter: saturate(0.75) contrast(1.04);
	transition: filter 420ms ease, transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
}

.bz-observatory-card:hover .bz-observatory-card-image img {
	filter: saturate(1) contrast(1.04);
	transform: scale(1.025);
}

.bz-observatory-card-body {
	padding: clamp(1.1rem, 3vw, 2rem);
}

.bz-observatory-card-body .wp-block-post-title a {
	color: var(--wp--preset--color--text);
}

.bz-observatory-card-body .wp-block-post-excerpt__more-link::after {
	content: " ↗";
}

@media (max-width: 1024px) {
	.bz-hero-grid {
		gap: var(--wp--preset--spacing--60);
		grid-template-columns: minmax(0, 1.2fr) minmax(17rem, 0.8fr);
	}

	.bz-service-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.bz-project-grid {
		grid-template-columns: 1fr 1fr;
	}

	.bz-work-row {
		grid-template-columns: 2rem minmax(0, 1fr);
	}

	.bz-work-row > .bz-work-tags {
		grid-column: 2;
		text-align: left;
	}
}

@media (max-width: 781px) {
	body.admin-bar .bz-site-header {
		top: 46px;
	}

	.bz-main::before {
		left: var(--bz-content-edge);
	}

	.bz-section-heading-row,
	.bz-hero-grid,
	.bz-about-grid,
	.bz-contact-panel,
	.bz-video-grid {
		grid-template-columns: 1fr;
	}

	.bz-hero {
		min-height: auto;
	}

	.bz-signal-panel {
		max-width: 36rem;
	}

	.bz-heading-aside,
	.bz-contact-action {
		border-left: 0;
		border-top: 1px solid var(--wp--preset--color--line);
		max-width: none;
		padding-left: 0;
		padding-top: var(--wp--preset--spacing--50);
	}

	.bz-contact-action {
		border-color: color-mix(in srgb, var(--wp--preset--color--canvas) 22%, transparent);
	}

	.bz-about-statement {
		position: static;
	}

	.bz-quantum-map svg {
		min-width: 0;
	}

	.bz-research-query .wp-block-post-template {
		grid-template-columns: 1fr 1fr;
	}

	.bz-project-detail-grid,
	.bz-project-flow {
		grid-template-columns: 1fr;
	}

	.bz-project-fact,
	.bz-project-flow p {
		min-height: 0;
	}

	.bz-project-capabilities {
		columns: 1;
	}
}

@media (max-width: 600px) {
	.bz-header-inner {
		min-height: 66px;
	}

	.bz-logo-mark--header {
		height: 1.75rem;
		width: 1.75rem;
	}

	.bz-section {
		padding-bottom: var(--wp--preset--spacing--60);
		padding-top: var(--wp--preset--spacing--60);
	}

	.bz-hero-copy h1 {
		font-size: clamp(2.65rem, 15vw, 4rem) !important;
	}

	.bz-hero-actions,
	.bz-hero-actions .wp-block-button,
	.bz-hero-actions .wp-block-button__link {
		width: 100%;
	}

	.bz-hero-actions .wp-block-button__link {
		box-sizing: border-box;
		text-align: center;
	}

	.bz-service-grid,
	.bz-research-query .wp-block-post-template,
	.bz-observatory-query .wp-block-post-template,
	.bz-project-grid {
		grid-template-columns: 1fr;
	}

	.bz-project-card,
	.bz-project-card:first-child {
		grid-row: auto;
		min-height: 330px;
	}

	.bz-project-detail-grid,
	.bz-project-flow {
		grid-template-columns: 1fr;
	}

	.bz-project-fact,
	.bz-project-flow p {
		min-height: 0;
	}

	.bz-project-capabilities {
		columns: 1;
	}

	.bz-quantum-map {
		overflow-x: auto;
	}

	.bz-quantum-map svg {
		min-width: 680px;
	}

	.bz-quantum-map figcaption,
	.bz-video-caption {
		align-items: flex-start;
		flex-direction: column;
		gap: 0.25rem;
	}

	.bz-service-item {
		min-height: 0;
	}

	.bz-work-row {
		gap: var(--wp--preset--spacing--40);
		grid-template-columns: 1fr;
	}

	.bz-work-row > .bz-work-tags {
		grid-column: 1;
	}

	.bz-research-card {
		min-height: 0;
	}

	.bz-post-navigation {
		align-items: flex-start;
		flex-direction: column;
	}

	.bz-footer-inner {
		align-items: flex-start;
		flex-direction: column;
	}

	.bz-footer-navigation .wp-block-navigation__container {
		align-items: flex-start;
		flex-direction: column;
	}
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		scroll-behavior: auto !important;
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}

	.bz-js .bz-reveal {
		opacity: 1;
		transform: none;
	}
}