/* Shared styles for the homepage and the About / Process / Packages / Contact pages.
   One text size throughout; hierarchy comes from colour and space, not size or weight. */

:root {
	--black: #131313;
	--panel: #121211;
	--line: #242421;
	--grey-dark: #c8c8c2;
	--grey-mid: #7a7a76;
	--grey-light: #3a3a38;
	--grey-faint: #1a1a18;
	--white: #fafaf8;
	--font: "DM Sans", system-ui, sans-serif;
	--fw: 300;
	--size: 1.0625rem;
	--gutter: 6.8rem;
	--ease: cubic-bezier(.2, .9, .2, 1);
}

*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

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

body {
	font-family: var(--font);
	font-weight: var(--fw);
	font-size: var(--size);
	line-height: 1.6;
	background: var(--black);
	color: var(--grey-dark);
	-webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, li, label, legend, blockquote, figcaption, button, input, select, textarea {
	font-size: 1em;
	font-weight: var(--fw);
}

img {
	display: block;
	max-width: 100%;
}

a {
	color: inherit;
}

.text-link {
	color: var(--white);
	text-decoration: none;
	border-bottom: 1px solid var(--grey-light);
	transition: border-color 200ms ease;
}

.text-link:hover,
.text-link:focus-visible {
	border-color: var(--grey-mid);
	outline: none;
}

.white {
	color: var(--white);
}

.muted {
	color: var(--grey-mid);
}

/* Layout */
.page-intro {
	padding: 20rem var(--gutter) 8rem;
	max-width: calc(40rem + var(--gutter) * 2);
}

.page-intro > * + * {
	margin-top: 0.25rem;
}

.section {
	padding: 0 var(--gutter) 12rem;
}

.section-title {
	color: var(--grey-mid);
	margin-bottom: 3rem;
}

.prose {
	max-width: 40rem;
}

.prose p + p {
	margin-top: 1.6rem;
}

/* Work grid */
.projects-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 12rem 2rem;
}

.project-card {
	display: block;
	color: inherit;
	text-decoration: none;
	opacity: 0;
	transform: translateY(-40px);
	transition: opacity 1000ms var(--ease), transform 1000ms var(--ease);
	pointer-events: none;
}

.project-card.in-view {
	opacity: 1;
	transform: translateY(0);
	pointer-events: auto;
}

.project-card.out-view {
	opacity: 0;
	transform: translateY(48px);
	pointer-events: none;
}

.projects-grid > .project-card:first-child {
	grid-column: 1 / -1;
}

.project-img {
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: var(--panel);
}

.projects-grid > .project-card:first-child .project-img {
	aspect-ratio: 21 / 9;
}

/* Komi's (narrow) + Centratutor (wide) share one row: 1/4 and 3/4 of the row,
   same height as a normal row and the same gap between them */
.project-pair {
	grid-column: 1 / -1;
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 3fr);
	column-gap: 2rem;
}

.project-pair .project-card:first-child .project-img {
	aspect-ratio: 4 / 5;
}

.project-pair .project-card:last-child .project-img {
	aspect-ratio: 12 / 5;
}

.project-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 700ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-card:hover .project-img img {
	transform: scale(1.02);
}

.project-caption {
	display: flex;
	flex-wrap: wrap;
	gap: 0 0.75rem;
	padding-top: 1.25rem;
}

.project-caption .name {
	color: var(--white);
}

.project-caption .tags {
	color: var(--grey-mid);
}

/* Testimonials */
.quotes {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 5rem 5rem;
	max-width: 70rem;
}

.quote p {
	color: var(--grey-dark);
}

.quote footer {
	margin-top: 1.25rem;
	color: var(--grey-mid);
}

/* Short about on the homepage */
.home-about .prose p:first-child {
	color: var(--white);
}

/* Footer */
.site-footer {
	padding: 8rem var(--gutter) 5rem;
	border-top: 1px solid var(--grey-faint);
	display: grid;
	grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) auto;
	gap: 3rem;
	align-items: start;
}

.site-footer .cta p + p {
	margin-top: 0.25rem;
}

.footer-links {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
}

.footer-links a {
	color: var(--grey-dark);
	text-decoration: none;
}

.footer-links a:hover {
	color: var(--white);
}

.social-icons {
	display: flex;
	gap: 1rem;
}

.social-link {
	width: 1.25rem;
	height: 1.25rem;
	color: var(--grey-mid);
	transition: color 200ms ease;
}

.social-link:hover {
	color: var(--white);
}

.social-link svg {
	width: 100%;
	height: 100%;
	fill: currentColor;
}

.copyright {
	grid-column: 1 / -1;
	color: var(--grey-mid);
	padding-top: 2rem;
}

/* Packages */
.packages-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1.5rem;
}

.package-card {
	display: flex;
	flex-direction: column;
	background: var(--panel);
	border: 1px solid var(--line);
	padding: 2.5rem;
	opacity: 0;
	transform: translateY(-40px);
	transition: opacity 1000ms var(--ease), transform 1000ms var(--ease);
	pointer-events: none;
}

.package-card.in-view {
	opacity: 1;
	transform: translateY(0);
	pointer-events: auto;
}

.package-card.out-view {
	opacity: 0;
	transform: translateY(48px);
	pointer-events: none;
}

.package-card.in-view:nth-child(2) {
	transition-delay: 180ms;
}

.package-card.in-view:nth-child(3) {
	transition-delay: 360ms;
}

.package-name {
	color: var(--white);
}

.package-desc {
	margin-top: 0.5rem;
}

.package-list {
	list-style: none;
	margin: 2rem 0 2.5rem;
	display: flex;
	flex-direction: column;
	gap: 0.6rem;
}

.package-list li {
	padding-left: 1rem;
	position: relative;
}

.package-list li::before {
	content: "•";
	position: absolute;
	left: 0;
	color: var(--grey-mid);
}

.package-meta {
	margin-top: auto;
	color: var(--grey-mid);
}

.package-price {
	color: var(--white);
}

.button {
	display: inline-block;
	padding: 0.85rem 1.4rem;
	border: 1px solid var(--grey-light);
	color: var(--white);
	background: transparent;
	text-decoration: none;
	text-align: center;
	cursor: pointer;
	font-family: var(--font);
	transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
}

.button:hover,
.button:focus-visible {
	background: var(--white);
	color: var(--black);
	border-color: var(--white);
	outline: none;
}

.button-solid {
	background: var(--white);
	color: var(--black);
	border-color: var(--white);
}

.button-solid:hover {
	opacity: 0.85;
}

.package-card .button {
	display: block;
	margin-top: 2.5rem;
}

.packages-note {
	margin-top: 4rem;
}

/* Process */
.process-list {
	list-style: none;
	border-top: 1px solid var(--grey-faint);
	max-width: 70rem;
}

.process-step {
	display: grid;
	grid-template-columns: 3rem minmax(0, 13rem) minmax(0, 1fr);
	gap: 2rem;
	padding: 3rem 0;
	border-bottom: 1px solid var(--grey-faint);
}

.process-num {
	color: var(--grey-mid);
}

.process-title {
	color: var(--white);
}

.process-desc {
	max-width: 38rem;
}

.facts {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 2rem;
	max-width: 70rem;
}

.fact {
	border-top: 1px solid var(--grey-faint);
	padding-top: 1.5rem;
}

.fact .white {
	display: block;
}

/* Anything marked hidden stays hidden, even if a layout rule sets display */
[hidden] {
	display: none !important;
}

/* Contact form */
.inquiry-form {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 2.5rem 1.5rem;
	max-width: 52rem;
}

.field {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	border: none;
	min-width: 0;
}

.field-full {
	grid-column: 1 / -1;
}

.field label,
.field legend {
	color: var(--grey-mid);
}

.field legend {
	margin-bottom: 0.6rem;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field select,
.field textarea {
	width: 100%;
	background: var(--panel);
	border: 1px solid var(--line);
	color: var(--white);
	font-family: var(--font);
	padding: 0.85rem 1rem;
	border-radius: 0;
	-webkit-appearance: none;
	appearance: none;
	transition: border-color 200ms ease;
}

.field select {
	background-image: linear-gradient(45deg, transparent 50%, var(--grey-mid) 50%), linear-gradient(135deg, var(--grey-mid) 50%, transparent 50%);
	background-position: calc(100% - 1.2rem) 55%, calc(100% - 0.9rem) 55%;
	background-size: 5px 5px, 5px 5px;
	background-repeat: no-repeat;
	padding-right: 2.5rem;
}

.field textarea {
	min-height: 7rem;
	resize: vertical;
	line-height: 1.6;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
	outline: none;
	border-color: var(--grey-mid);
}

.radio-row {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
}

.radio-row label {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	padding: 0.75rem 1rem;
	border: 1px solid var(--line);
	background: var(--panel);
	color: var(--grey-dark);
	cursor: pointer;
}

.radio-row input {
	accent-color: var(--white);
}

.form-actions {
	grid-column: 1 / -1;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 1.25rem;
}

.form-status {
	grid-column: 1 / -1;
	min-height: 1.6em;
}

.form-status.is-error {
	color: #e8a0a0;
}

.form-submit:disabled {
	opacity: 0.5;
	cursor: wait;
}

.inquiry-success {
	max-width: 40rem;
	padding: 1.75rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.inquiry-success p + p {
	margin-top: 0.5rem;
}

/* Restored-draft notice on forms */
.draft-notice {
	grid-column: 1 / -1;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding: 1.25rem 1.5rem;
	border: 1px solid var(--grey-light);
	background: var(--panel);
}

.draft-reset {
	background: none;
	border: none;
	border-bottom: 1px solid var(--grey-light);
	font-family: var(--font);
	cursor: pointer;
	padding: 0;
}

/* Discovery questionnaire */
#q-sections {
	grid-column: 1 / -1;
	display: flex;
	flex-direction: column;
	gap: 5rem;
	margin-top: 2.5rem;
}

.q-section {
	border: none;
	display: flex;
	flex-direction: column;
	gap: 2.5rem;
	min-width: 0;
}

.q-section-title {
	padding-bottom: 1rem;
	margin-bottom: 2.5rem;
	border-bottom: 1px solid var(--line);
	width: 100%;
}

.q-help {
	margin-top: -0.25rem;
}

.contact-direct {
	margin-top: 8rem;
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1rem;
	max-width: 52rem;
}

.visually-hidden {
	position: absolute !important;
	left: -9999px !important;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

/* Case studies */
.cs-hero {
	padding: 0 var(--gutter) 8rem;
}

.cs-meta {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 2rem;
	max-width: 70rem;
	padding: 0 var(--gutter) 12rem;
}

.cs-meta p + p {
	color: var(--white);
}

.cs-text {
	padding: 0 var(--gutter) 8rem;
}

.cs-text .prose p:first-child {
	color: var(--white);
}

.cs-media {
	padding: 0 var(--gutter) 12rem;
}

/* Deep links (e.g. #listing-video) land below the sticky header */
.cs-media[id] {
	scroll-margin-top: 6rem;
}

.cs-media img,
.cs-media video,
.cs-hero img,
.cs-hero video {
	width: 100%;
	height: auto;
	display: block;
	background: var(--panel);
}

.cs-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 2rem;
	align-items: start;
}

.cs-grid > :last-child:nth-child(odd) {
	grid-column: 1 / -1;
}

.logo-cell {
	display: flex;
	align-items: center;
	justify-content: center;
	aspect-ratio: 16 / 10;
	padding: 3rem;
}

.logo-cell.light {
	background: #f0f0ec;
}

.logo-cell.dark {
	background: #0a0a09;
}

.logo-cell img {
	width: 45%;
	max-height: 60%;
	height: auto;
	object-fit: contain;
	background: none;
}

.swatches {
	display: flex;
	gap: 1px;
	height: 14rem;
	overflow: hidden;
}

.swatch {
	flex: 1;
	position: relative;
	min-width: 0;
	transition: flex 400ms cubic-bezier(0.22, 1, 0.36, 1);
	outline: none;
}

.swatch:hover,
.swatch:focus {
	flex: 2.5;
}

.swatch-label {
	position: absolute;
	left: 1rem;
	bottom: 0.9rem;
	white-space: nowrap;
	opacity: 0;
	transition: opacity 250ms ease;
}

.swatch:hover .swatch-label,
.swatch:focus .swatch-label {
	opacity: 1;
}

.cs-quote {
	padding: 0 var(--gutter) 12rem;
}

.cs-quote blockquote {
	max-width: 40rem;
}

.cs-quote p {
	color: var(--white);
}

.cs-quote footer {
	margin-top: 1.25rem;
	color: var(--grey-mid);
}

.cs-next {
	display: flex;
	justify-content: space-between;
	gap: 2rem;
	padding: 5rem var(--gutter);
	border-top: 1px solid var(--grey-faint);
}

.cs-next a {
	color: var(--grey-dark);
	text-decoration: none;
}

.cs-next a:hover {
	color: var(--white);
}

.cs-next .next-label {
	color: var(--grey-mid);
	display: block;
}

/* Portrait media (e.g. 4:5 video): on desktop, keep it within one screen height */
@media (min-width: 769px) {
	.cs-portrait video,
	.cs-portrait img {
		width: min(100%, calc(80vh * 4 / 5));
		margin-inline: 0 auto;
	}
}

/* Media never taller than the screen.
   Single items: width shrinks so height stays within 85% of the viewport (left aligned).
   Rows: items share one height, widths follow each item's proportions (--ar),
   and the whole row narrows if it would get taller than the screen. */
.cs-one > img,
.cs-one > video {
	width: min(100%, calc(85vh * var(--ar, 1.7778)));
	aspect-ratio: var(--ar, auto);
	height: auto;
	object-fit: cover;
}

.cs-row {
	display: flex;
	gap: 2rem;
	align-items: flex-start;
	max-width: calc(85vh * var(--row-ar) + (var(--n) - 1) * 2rem);
}

.cs-hero .cs-row > *,
.cs-media .cs-row > * {
	flex: var(--ar) 1 0;
	width: 0;
	min-width: 0;
	aspect-ratio: var(--ar);
	height: auto;
	object-fit: cover;
}

/* Safety net for any image without a known ratio */
.cs-one > img:not([style*="--ar"]) {
	width: auto;
	max-width: 100%;
	max-height: 85vh;
}

@media (max-width: 768px) {
	.cs-one > img,
	.cs-one > video {
		width: min(100%, calc(80vh * var(--ar, 1.7778)));
	}

	.cs-row {
		flex-direction: column;
		gap: 1.25rem;
		max-width: none;
	}

	.cs-hero .cs-row > *,
	.cs-media .cs-row > * {
		flex: none;
		width: min(100%, calc(80vh * var(--ar)));
	}
}

/* Portrait video beside an image: the video sets the row height, the image fills the rest */
.cs-split {
	display: grid;
	grid-template-columns: min(55%, calc(80vh * 4 / 5)) minmax(0, 1fr);
	gap: 2rem;
}

.cs-split video {
	width: 100%;
}

.cs-split img {
	height: 100%;
	object-fit: cover;
	object-position: 70% 50%;
}

@media (max-width: 768px) {
	.cs-split {
		grid-template-columns: 1fr;
		gap: 1.25rem;
	}

	.cs-split video {
		width: 100%;
	}

	.cs-split img {
		height: auto;
	}
}

/* Reviews page */
.reviews-list {
	display: flex;
	flex-direction: column;
	gap: 8rem;
	max-width: 44rem;
}

/* Mobile */
@media (max-width: 768px) {
	:root {
		--size: 1rem;
		--gutter: 2.55rem;
	}

	.page-intro {
		padding-top: 12rem;
		padding-bottom: 5rem;
	}

	.section {
		padding-bottom: 9rem;
	}

	.projects-grid {
		grid-template-columns: 1fr;
		gap: 9rem;
	}

	.project-img,
	.projects-grid > .project-card:first-child .project-img,
	.project-pair .project-card:first-child .project-img,
	.project-pair .project-card:last-child .project-img {
		aspect-ratio: 4 / 3;
	}

	.project-pair {
		grid-template-columns: 1fr;
		row-gap: 9rem;
	}

	.project-card {
		transition-duration: 800ms;
		transform: translateY(-24px);
	}

	.project-card.out-view,
	.package-card.out-view {
		transform: translateY(28px);
	}

	.project-caption {
		padding-top: 0.7rem;
		flex-direction: column;
	}

	.quotes,
	.packages-grid,
	.facts,
	.inquiry-form,
	.contact-direct {
		grid-template-columns: 1fr;
	}

	.package-card {
		transition-duration: 800ms;
		transform: translateY(-24px);
	}

	.package-card.in-view:nth-child(n) {
		transition-delay: 0ms;
	}

	.process-step {
		grid-template-columns: 2.25rem minmax(0, 1fr);
		gap: 0.35rem 1rem;
	}

	.process-desc {
		grid-column: 2;
	}

	.cs-hero {
		padding-bottom: 5rem;
	}

	.cs-meta {
		grid-template-columns: 1fr;
		gap: 1.5rem;
		padding-bottom: 8rem;
	}

	.cs-text {
		padding-bottom: 5rem;
	}

	.cs-media,
	.cs-quote {
		padding-bottom: 8rem;
	}

	.cs-grid {
		grid-template-columns: 1fr;
		gap: 1.25rem;
	}

	.logo-cell {
		padding: 2rem;
	}

	.swatches {
		height: 8rem;
	}

	.cs-next {
		flex-direction: column;
		padding-top: 4rem;
		padding-bottom: 4rem;
	}

	.reviews-list {
		gap: 6rem;
	}

	.site-footer {
		grid-template-columns: 1fr;
		padding-top: 6rem;
		gap: 3.5rem;
	}

	.copyright {
		padding-top: 0;
	}
}

@media (prefers-reduced-motion: reduce) {
	.project-card,
	.package-card {
		opacity: 1 !important;
		transform: none !important;
		pointer-events: auto !important;
		transition: none !important;
	}
}

/* Case study lightbox */
.lb-trigger {
	cursor: zoom-in;
}

.lb-trigger:focus-visible {
	outline: 1px solid var(--grey-mid);
	outline-offset: 4px;
}

html.lightbox-open,
html.lightbox-open body {
	overflow: hidden;
}

.lightbox {
	position: fixed;
	inset: 0;
	z-index: 200;
	display: flex;
	align-items: center;
	justify-content: center;
	background: #0a0a09;
	opacity: 0;
	transition: opacity 600ms cubic-bezier(.4, 0, .2, 1);
	-webkit-user-select: none;
	user-select: none;
}

.lightbox.is-open {
	opacity: 1;
}

.lb-stage {
	margin: 0;
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 4.5rem 6rem;
}

.lb-stage img {
	max-width: 100%;
	max-height: 100%;
	width: auto;
	height: auto;
	object-fit: contain;
	cursor: default;
	opacity: 0;
	transform: scale(0.96);
	/* Opening: the backdrop settles first, then the image eases in */
	transition: opacity 700ms ease 200ms, transform 1000ms cubic-bezier(.2, .9, .2, 1) 200ms;
}

/* Moving between images stays quicker so browsing doesn't drag */
.lightbox.is-browsing .lb-stage img {
	transition: opacity 350ms ease, transform 500ms cubic-bezier(.2, .9, .2, 1);
}

.lb-stage img.is-ready {
	opacity: 1;
	transform: none;
}

.lb-close,
.lb-nav {
	position: absolute;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 3rem;
	height: 3rem;
	background: none;
	border: none;
	color: var(--grey-dark);
	cursor: pointer;
	transition: color 200ms ease;
}

.lb-close:hover,
.lb-nav:hover,
.lb-close:focus-visible,
.lb-nav:focus-visible {
	color: var(--white);
	outline: none;
}

.lb-close svg,
.lb-nav svg {
	width: 1.5rem;
	height: 1.5rem;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.2;
}

.lb-close {
	top: 1rem;
	right: 1.25rem;
}

.lb-prev {
	left: 1.25rem;
	top: 50%;
	transform: translateY(-50%);
}

.lb-next {
	right: 1.25rem;
	top: 50%;
	transform: translateY(-50%);
}

.lb-count {
	position: absolute;
	bottom: 1.25rem;
	left: 50%;
	transform: translateX(-50%);
	color: var(--grey-mid);
}

@media (max-width: 768px) {
	.lb-stage {
		padding: 4rem 1rem;
	}

	.lb-nav {
		top: auto;
		bottom: 0.5rem;
		transform: none;
	}

	.lb-count {
		bottom: 1.3rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.lightbox,
	.lb-stage img {
		transition: none;
	}
}