/**
 * SigmaGraft Clinical Education — The Fundamentals.
 *
 * Heading row, then two tissue cards, each with a circular mark holding four
 * organic blobs.
 *
 * The mark is CSS, not a flattened SVG. Every blob reads its own gradient
 * stops, opacity, stroke and corner radii from custom properties, so all four
 * stay independently controllable — the whole reason for building it this way.
 */

.sgxs-cf {
	--sgxs-cf-navy: #123D6D;
	--sgxs-cf-blue: #1767B0;
	--sgxs-cf-soft: #5F88B6;
	--sgxs-cf-line: #E0E6ED;
	--sgxs-cf-track: #EEF2F7;
	--sgxs-cf-text: #617479;

	position: relative;
	background-color: #FFFFFF;
	padding: 96px 0;
}

.sgxs-cf__overlay {
	position: absolute;
	inset: 0;
	z-index: 1;
	pointer-events: none;
}

.sgxs-cf__inner {
	position: relative;
	z-index: 2;
	width: 100%;
	margin-inline: auto;
	padding-inline: 8vw;
}

.sgxs-cf--boxed .sgxs-cf__inner {
	max-width: 1240px;
}

.sgxs-cf--full .sgxs-cf__inner {
	max-width: none;
}

/* ═════════ Heading row ═════════ */

.sgxs-cf__head {
	display: grid;
	grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
	align-items: start;
	gap: 8vw;
}

.sgxs-cf__head-copy {
	min-width: 0;
}

/* Eyebrow carries a leading rule as a real element, so it stays controllable. */
.sgxs-cf__eyebrow {
	display: flex;
	align-items: center;
	gap: 10px;
	margin: 0 0 23px;
	color: #165CA5;
	font-size: 10px;
	font-weight: 800;
	letter-spacing: 0.16em;
	line-height: 1.4;
	text-transform: uppercase;
}

.sgxs-cf__eyebrow-rule {
	display: block;
	flex: 0 0 auto;
	width: 34px;
	height: 1px;
	background-color: currentColor;
}

.sgxs-cf__eyebrow-text {
	min-width: 0;
}

.sgxs-cf__title {
	margin: 0;
	color: var(--sgxs-cf-navy);
	font-size: clamp(30px, 3.6vw, 52px);
	font-weight: 700;
	line-height: 1.12;
	letter-spacing: -0.025em;
	text-wrap: balance;
}

.sgxs-cf__title em,
.sgxs-cf__title i {
	color: var(--sgxs-cf-blue);
	font-family: inherit;
	font-style: normal;
	font-weight: inherit;
}

.sgxs-cf__lede {
	min-width: 0;
	margin: 0;
	color: #65727E;
	font-size: 14px;
	line-height: 1.75;
	text-wrap: pretty;
}

/* ═════════ Card pair ═════════ */

.sgxs-cf__grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 24px;
	margin-top: 70px;
	background-color: var(--sgxs-cf-track);
}

/* Hairline variant: the track shows through a 1px gap as a shared rule. */
.sgxs-cf__grid--hairline {
	gap: 1px;
	border: 1px solid var(--sgxs-cf-line);
}

.sgxs-cf__card {
	display: grid;
	grid-template-columns: 160px minmax(0, 1fr);
	align-items: start;
	gap: 35px;
	min-width: 0;
	padding: 45px;
	background-color: #FFFFFF;
	border: 1px solid var(--sgxs-cf-line);
	box-shadow: 0 8px 28px rgba(17, 59, 105, 0.06);
	transition: box-shadow 250ms ease, transform 250ms ease, border-color 250ms ease;
}

.sgxs-cf__grid--hairline .sgxs-cf__card {
	border: 0;
	box-shadow: none;
}

.sgxs-cf__card-body {
	min-width: 0;
}

.sgxs-cf__card-num {
	margin: 0 0 8px;
	color: #7C8CA0;
	font-size: 9px;
	font-weight: 700;
	letter-spacing: 0.14em;
	line-height: 1.4;
	text-transform: uppercase;
}

.sgxs-cf__card-title {
	margin: 0 0 13px;
	color: var(--sgxs-cf-navy);
	font-size: 30px;
	font-weight: 700;
	line-height: 1.15;
	letter-spacing: -0.02em;
	text-wrap: pretty;
}

.sgxs-cf__card-text {
	margin: 0;
	color: var(--sgxs-cf-text);
	font-size: 13px;
	line-height: 1.65;
	text-wrap: pretty;
}

/* ═════════ Tag list ═════════ */

.sgxs-cf__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin: 14px 0 0;
	padding: 14px 0 0;
	border-top: 1px solid #D6DFDC;
	list-style: none;
}

.sgxs-cf__tag {
	margin: 0;
	color: var(--sgxs-cf-text);
	font-size: 9px;
	font-weight: 600;
	letter-spacing: 0.08em;
	line-height: 1.4;
	text-transform: uppercase;
}

.sgxs-cf__tag::before {
	content: var(--sgxs-cf-bullet, "•");
	margin-right: 6px;
	color: var(--sgxs-cf-blue);
}

/* ═════════ The mark ═════════ */

/*
 * A rotated circle holding a 2×2 grid of four organic blobs. Each blob has its
 * own gradient stops, opacity, stroke and corner radii; nothing is shared
 * except the container, so all four can be set independently from the panel.
 */
.sgxs-cf__mark {
	--sgxs-cf-mark-size: 150px;
	--sgxs-cf-mark-bg: #EAF1F8;
	--sgxs-cf-mark-radius: 50%;
	--sgxs-cf-mark-rotate: 8deg;
	--sgxs-cf-mark-pad: 28px;
	--sgxs-cf-mark-gap: 5px;
	--sgxs-cf-mark-angle: 145deg;

	--sgxs-cf-b1-from: #1767B0;
	--sgxs-cf-b1-to: #94BADE;
	--sgxs-cf-b2-from: #1767B0;
	--sgxs-cf-b2-to: #94BADE;
	--sgxs-cf-b3-from: #1767B0;
	--sgxs-cf-b3-to: #94BADE;
	--sgxs-cf-b4-from: #1767B0;
	--sgxs-cf-b4-to: #94BADE;

	--sgxs-cf-b1-o: 1;
	--sgxs-cf-b2-o: 1;
	--sgxs-cf-b3-o: 1;
	--sgxs-cf-b4-o: 1;

	--sgxs-cf-b1-r: 40% 55% 46% 60%;
	--sgxs-cf-b2-r: 40% 55% 46% 60%;
	--sgxs-cf-b3-r: 40% 55% 46% 60%;
	--sgxs-cf-b4-r: 40% 55% 46% 60%;

	--sgxs-cf-stroke-w: 0px;
	--sgxs-cf-stroke-c: rgba(255, 255, 255, 0.9);

	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--sgxs-cf-mark-gap);
	flex: 0 0 auto;
	width: var(--sgxs-cf-mark-size);
	height: var(--sgxs-cf-mark-size);
	padding: var(--sgxs-cf-mark-pad);
	background-color: var(--sgxs-cf-mark-bg);
	border-radius: var(--sgxs-cf-mark-radius);
	transform: rotate(var(--sgxs-cf-mark-rotate));
	transition: transform 300ms ease, background-color 250ms ease;
}

.sgxs-cf__mark span {
	display: block;
	min-width: 0;
	border: var(--sgxs-cf-stroke-w) solid var(--sgxs-cf-stroke-c);
	transition: background-image 250ms ease, opacity 250ms ease;
}

.sgxs-cf__mark span:nth-child(1) {
	background-image: linear-gradient(var(--sgxs-cf-mark-angle), var(--sgxs-cf-b1-from), var(--sgxs-cf-b1-to));
	border-radius: var(--sgxs-cf-b1-r);
	opacity: var(--sgxs-cf-b1-o);
}

.sgxs-cf__mark span:nth-child(2) {
	background-image: linear-gradient(var(--sgxs-cf-mark-angle), var(--sgxs-cf-b2-from), var(--sgxs-cf-b2-to));
	border-radius: var(--sgxs-cf-b2-r);
	opacity: var(--sgxs-cf-b2-o);
}

.sgxs-cf__mark span:nth-child(3) {
	background-image: linear-gradient(var(--sgxs-cf-mark-angle), var(--sgxs-cf-b3-from), var(--sgxs-cf-b3-to));
	border-radius: var(--sgxs-cf-b3-r);
	opacity: var(--sgxs-cf-b3-o);
}

.sgxs-cf__mark span:nth-child(4) {
	background-image: linear-gradient(var(--sgxs-cf-mark-angle), var(--sgxs-cf-b4-from), var(--sgxs-cf-b4-to));
	border-radius: var(--sgxs-cf-b4-r);
	opacity: var(--sgxs-cf-b4-o);
}

/* Soft-tissue variant — a paler ramp and a different blob silhouette. */
.sgxs-cf__mark--soft {
	--sgxs-cf-mark-bg: #EEF4FA;
	--sgxs-cf-b1-from: #5F88B6;
	--sgxs-cf-b1-to: #B7CDE4;
	--sgxs-cf-b2-from: #5F88B6;
	--sgxs-cf-b2-to: #B7CDE4;
	--sgxs-cf-b3-from: #5F88B6;
	--sgxs-cf-b3-to: #B7CDE4;
	--sgxs-cf-b4-from: #5F88B6;
	--sgxs-cf-b4-to: #B7CDE4;
	--sgxs-cf-b1-r: 70% 35% 68% 40%;
	--sgxs-cf-b2-r: 70% 35% 68% 40%;
	--sgxs-cf-b3-r: 70% 35% 68% 40%;
	--sgxs-cf-b4-r: 70% 35% 68% 40%;
}

.sgxs-cf__mark--custom {
	display: grid;
	place-items: center;
	padding: 0;
	transform: none;
}

/* Icon badge variant (client add-on): base transitions for the new style controls. */
.sgxs-cf__mark--icon {
	transition: background-color 250ms ease, border-color 250ms ease, box-shadow 250ms ease;
}

.sgxs-cf__mark-icon {
	color: var(--sgxs-cf-blue);
	font-size: 54px;
}

.sgxs-cf .sgxs-cf__mark-img {
	display: block;
	width: 100%;
	height: 100%;
	max-width: none;
	object-fit: cover;
	border-radius: inherit;
	transition: opacity 250ms ease, transform 250ms ease, border-color 250ms ease;
}

/* ═════════ Laptop ═════════ */

@media (max-width: 1200px) {

	.sgxs-cf__head {
		gap: 46px;
	}

	.sgxs-cf__card {
		grid-template-columns: 130px minmax(0, 1fr);
		gap: 26px;
		padding: 36px;
	}

	.sgxs-cf__mark {
		--sgxs-cf-mark-size: 130px;
		--sgxs-cf-mark-pad: 24px;
	}
}

/* ═════════ Tablet ═════════ */

@media (max-width: 1024px) {

	.sgxs-cf {
		padding: 80px 0;
	}

	.sgxs-cf__head,
	.sgxs-cf__grid {
		grid-template-columns: minmax(0, 1fr);
	}

	.sgxs-cf__head {
		gap: 22px;
	}

	.sgxs-cf__grid {
		margin-top: 44px;
	}
}

/* ═════════ Mobile ═════════ */

@media (max-width: 767px) {

	.sgxs-cf {
		padding: 64px 0;
	}

	.sgxs-cf__inner {
		padding-inline: 6vw;
	}

	/*
	 * The mark moves above the copy. A 160px column beside body text on a phone
	 * leaves the paragraph too narrow to read.
	 */
	.sgxs-cf__card {
		grid-template-columns: minmax(0, 1fr);
		gap: 22px;
		padding: 26px;
	}

	.sgxs-cf__mark {
		--sgxs-cf-mark-size: 118px;
		--sgxs-cf-mark-pad: 20px;
	}

	.sgxs-cf__card-title {
		font-size: 24px;
	}
}

@media (prefers-reduced-motion: reduce) {

	.sgxs-cf__card,
	.sgxs-cf__mark,
	.sgxs-cf__mark span,
	.sgxs-cf__mark--icon,
	.sgxs-cf__mark-img {
		transition: none !important;
	}
}

/* Image variant: the circle clips the photo, so the frame owns the radius. */
.sgxs-cf__mark--image {
	padding: 0;
	overflow: hidden;
}