:root {
	--font-brand: "Bricolage Grotesque", sans-serif;
	--font-text: "Geist", sans-serif;

	--color-background: #fff;
	--color-text: #111;
	--color-text-muted: rgba(17, 17, 17, 0.62);
	--color-border: rgba(17, 17, 17, 0.12);
	--color-overlay: rgba(255, 255, 255, 0.88);

	--header-height: 72px;
	--header-padding-x: clamp(18px, 3vw, 42px);

	--body-font-size: 14px;
	--body-line-height: 1.45;

	--portfolio-item-min: 120px;
	--portfolio-item-max: 200px;
}

/* Reset */

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	width: 100%;
	min-height: 100%;
	-webkit-text-size-adjust: 100%;
}

body {
	width: 100%;
	min-height: 100%;
	margin: 0;
	font-family: var(--font-text);
	font-size: var(--body-font-size);
	line-height: var(--body-line-height);
	font-weight: 400;
	letter-spacing: 0;
	color: var(--color-text);
	background: var(--color-background);
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
ul,
ol {
	margin: 0;
}

ul,
ol {
	padding: 0;
	list-style: none;
}

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

img {
	height: auto;
}

a {
	color: currentColor;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.18em;
}

a:hover {
	text-decoration: line-through;
}

button {
	font: inherit;
	color: inherit;
	background: none;
	border: 0;
	padding: 0;
	cursor: pointer;
}

/* Header */

#site-header {
	position: fixed; top: 0; right: 0; left: 0;
	z-index: 1000;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
	height: var(--header-height);
	padding-left: var(--header-padding-x); padding-right: var(--header-padding-x);
	background: rgba(255, 255, 255, 0.92);
	border-bottom: 1px solid var(--color-border);
	backdrop-filter: blur(18px);
	-webkit-backdrop-filter: blur(18px);
	transition: transform 220ms ease;
}

#site-header.is-hidden {
	transform: translateY(-100%);
}

.site-logo {
	display: inline-block;
	flex: 0 0 auto;
	font-family: var(--font-brand);
	font-size: clamp(26px, 2.8vw, 42px);
	line-height: 1;
	font-weight: 500;
	letter-spacing: -0.045em;
	text-decoration: none;
	white-space: nowrap;
}

.site-logo:hover {
	text-decoration: none;
}

/* Navigation */

#main_nav {
	margin-left: auto;
}

#main_nav ul {
	display: flex;
	align-items: center;
	gap: clamp(16px, 2vw, 30px);
	margin: 0;
	padding: 0;
	list-style: none;
}

#main_nav li {
	margin: 0;
	padding: 0;
}

#main_nav a {
	display: block;
	font-family: var(--font-brand);
	font-size: 20px;
	line-height: 1;
	font-weight: 500;
	letter-spacing: -0.01em;
	text-decoration: none;
	white-space: nowrap;
}

#main_nav li.here a,
#main_nav a:hover {
	text-decoration: line-through;
}

/* Hamburger */

.nav-toggle {
	display: none;
	position: relative;
	flex: 0 0 auto;
	width: 34px; height: 24px;
}

.nav-toggle span {
	position: absolute; left: 0;
	width: 34px; height: 1px;
	background: currentColor;
	transition: top 180ms ease, transform 180ms ease, opacity 180ms ease;
}

.nav-toggle span:nth-child(1) { top: 3px; }
.nav-toggle span:nth-child(2) { top: 11px; }
.nav-toggle span:nth-child(3) { top: 19px; }

body.nav-open .nav-toggle span:nth-child(1) {
	top: 11px;
	transform: rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
	opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
	top: 11px;
	transform: rotate(-45deg);
}

/* Main */

#main {
	width: 100%;
	min-height: 100vh;
	padding-top: var(--header-height);
}

/* Portfolio overview */

.portfolio-overview {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(clamp(var(--portfolio-item-min), 10vw, var(--portfolio-item-max)), 1fr));
	width: 100%;
}

.portfolio-overview-item {
	position: relative;
	overflow: hidden;
	aspect-ratio: 1;
	background: #f4f4f4;
}

.portfolio-overview-link {
	position: relative;
	display: block;
	width: 100%; height: 100%;
	text-decoration: none;
}

.portfolio-overview-link:hover {
	text-decoration: none;
}

.portfolio-overview-image {
	width: 100%; height: 100%;
	object-fit: cover;
	transition: transform 360ms ease, filter 360ms ease;
}

.portfolio-overview-caption {
	position: absolute; inset: 0;
	display: flex;
	align-items: flex-end;
	padding: 14px;
	background: var(--color-overlay);
	opacity: 0;
	transform: translateY(6px);
	transition: opacity 220ms ease, transform 220ms ease;
	pointer-events: none;
}

.portfolio-overview-title {
	margin: 0;
	font-family: var(--font-text);
	font-size: 13px;
	line-height: 1.2;
	font-weight: 500;
	letter-spacing: 0;
	color: var(--color-text);
	overflow-wrap: anywhere;
}

.portfolio-overview-item:hover .portfolio-overview-image {
	transform: scale(1.035);
	filter: saturate(0.92);
}

.portfolio-overview-item:hover .portfolio-overview-caption {
	opacity: 1;
	transform: translateY(0);
}

/* Pagination */

.pagination {
	padding: 20px var(--header-padding-x);
}

.pagination a + a {
	margin-left: 1em;
}

/* Helpers */

.hidden,
.hide {
	display: none !important;
}

/* Mobile navigation */

@media screen and (max-width: 1000px) {
	.site-logo {
		font-size: clamp(24px, 7vw, 34px);
	}

	.nav-toggle {
		display: block;
	}

	#main_nav {
		position: fixed; top: var(--header-height); right: 0; left: 0;
		display: none;
		margin-left: 0;
		padding: 22px var(--header-padding-x) 28px;
		background: rgba(255, 255, 255, 0.96);
		border-bottom: 1px solid var(--color-border);
		backdrop-filter: blur(18px);
		-webkit-backdrop-filter: blur(18px);
	}

	body.nav-open #main_nav {
		display: block;
	}

	#main_nav ul {
		display: grid;
		gap: 16px;
	}

	#main_nav a {
		font-size: 22px;
		line-height: 1.05;
	}
}

/* Small screens */

@media screen and (max-width: 520px) {
	:root {
		--header-height: 64px;
		--header-padding-x: 16px;
		--portfolio-item-min: 110px;
	}

	.portfolio-overview-caption {
		padding: 10px;
	}
}

/* Touch devices */

@media (hover: none) {
	.portfolio-overview-caption {
		display: none;
	}

	.portfolio-overview-item:hover .portfolio-overview-image {
		transform: none;
		filter: none;
	}
}


/* Work detail */

.work-detail {
	position: relative;
	width: 100%;
	min-height: calc(100vh - var(--header-height));
	animation-duration: 260ms;
	animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
	animation-fill-mode: both;
}

.work-detail.is-entering-from-next {
	animation-name: workEnterFromRight;
}

.work-detail.is-entering-from-prev {
	animation-name: workEnterFromLeft;
}

@keyframes workEnterFromRight {
	from {
		opacity: 0.01;
		transform: translateX(42px);
	}
	to {
		opacity: 1;
		transform: translateX(0);
	}
}

@keyframes workEnterFromLeft {
	from {
		opacity: 0.01;
		transform: translateX(-42px);
	}
	to {
		opacity: 1;
		transform: translateX(0);
	}
}

.work-detail.is-leaving-to-next {
	opacity: 0.01;
	transform: translateX(-42px);
	transition: opacity 180ms ease, transform 180ms ease;
}

.work-detail.is-leaving-to-prev {
	opacity: 0.01;
	transform: translateX(42px);
	transition: opacity 180ms ease, transform 180ms ease;
}


.work-detail-media {
	width: 100%;
}

.work-detail-figure {
	width: 100%;
	margin: 0;
}

.work-detail-image {
	display: block;
	width: 100%;
	height: auto;
}

.work-detail-image-button {
	display: block;
	width: 100%;
	margin: 0;
	padding: 0;
	background: none;
	border: 0;
	cursor: e-resize;
}

.work-detail-image-button .work-detail-image {
	width: 100%;
}

.work-detail-text {
	width: 100%;
	max-width: 680px;
	padding: clamp(28px, 5vw, 72px) var(--header-padding-x);
}

.work-detail-title {
	margin: 0 0 0.85em;
	font-family: var(--font-brand);
	font-size: clamp(28px, 4vw, 56px);
	line-height: 0.95;
	font-weight: 500;
	letter-spacing: -0.045em;
}

.work-detail-description {
	font-family: var(--font-text);
	font-size: clamp(15px, 1.2vw, 18px);
	line-height: 1.45;
	color: var(--color-text-muted);
}


.work-detail-arrow {
	position: fixed;
	top: calc(var(--header-height) + (100vh - var(--header-height)) / 2);
	z-index: 950;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 72px; height: 72px;
	color: rgba(17, 17, 17, 0.38);
	background: transparent;
	border: 0;
	transform: translateY(-50%);
	transition: color 160ms ease, transform 160ms ease, opacity 160ms ease;
}

.work-detail-arrow:hover {
	color: rgba(17, 17, 17, 0.9);
	transform: translateY(-50%) scale(1.04);
}

.work-detail-arrow:focus-visible {
	outline: 1px solid currentColor;
	outline-offset: -18px;
}

.work-detail-arrow-prev {
	left: 0;
}

.work-detail-arrow-next {
	right: 0;
}

.work-detail-arrow-icon {
	width: 28px; height: 28px;
	overflow: visible;
}

.work-detail-arrow-icon path {
	fill: none;
	stroke: currentColor;
	stroke-width: 1.25;
	stroke-linecap: round;
	stroke-linejoin: round;
}

@media screen and (max-width: 760px) {
	.work-detail-arrow {
		width: 56px; height: 56px;
	}

	.work-detail-arrow-icon {
		width: 24px; height: 24px;
	}

	.work-detail-arrow-icon path {
		stroke-width: 1.4;
	}

	.work-detail-text {
		padding-top: 28px;
		padding-bottom: 48px;
	}


}