@import url("https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap");

.fbf-site {
	--fbf-black: #050706;
	--fbf-surface: #0b0e0c;
	--fbf-surface-2: #111512;
	--fbf-ink: #f0f2ef;
	--fbf-muted: #929b95;
	--fbf-line: rgba(240, 242, 239, 0.13);
	--fbf-violet: #a855f7;
	--fbf-green: #b5f500;
	--fbf-cyan: #38bdf8;
	--fbf-art: url("https://huggingface.co/spaces/FrameByFrame/README/resolve/main/assets/framebyframe-ecosystem-hero.jpg");
	box-sizing: border-box;
	width: 100%;
	max-width: 1060px;
	margin: 0 auto;
	overflow: hidden;
	color: var(--fbf-ink);
	font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	background: var(--fbf-black);
	border: 1px solid var(--fbf-line);
	border-radius: 20px;
	box-shadow: 0 32px 90px rgba(0, 0, 0, 0.3);
}

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

.fbf-site a {
	color: inherit;
}

.fbf-site h1,
.fbf-site h2,
.fbf-site h3,
.fbf-site p {
	margin-top: 0;
}

.fbf-nav {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 68px;
	padding: 0 clamp(1.25rem, 4.5vw, 3.5rem);
	background: rgba(5, 7, 6, 0.96);
	border-bottom: 1px solid var(--fbf-line);
}

.fbf-brand {
	display: inline-flex;
	align-items: center;
	gap: 0.72rem;
	font-family: "Space Grotesk", sans-serif;
	font-size: 0.84rem;
	font-weight: 700;
	letter-spacing: -0.035em;
	text-decoration: none;
}

.fbf-brand > span:last-child > span {
	color: var(--fbf-violet);
}

.fbf-brand-mark {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 28px;
	overflow: hidden;
	background: var(--fbf-violet);
	border-radius: 5px;
	box-shadow: 0 0 24px rgba(168, 85, 247, 0.3);
}

.fbf-brand-mark i {
	position: absolute;
	width: 4px;
	height: 4px;
	background: var(--fbf-black);
	border-radius: 50%;
}

.fbf-brand-mark i:nth-child(1) {
	left: 6px;
}

.fbf-brand-mark i:nth-child(3) {
	right: 6px;
}

.fbf-brand-mark i:nth-child(2) {
	width: 8px;
	height: 8px;
}

.fbf-nav-meta,
.fbf-footer,
.fbf-overline,
.fbf-product-topline,
.fbf-stat-topline,
.fbf-download-stat p,
.fbf-download-stat small {
	font-family: "DM Mono", monospace;
	letter-spacing: 0.12em;
}

.fbf-nav-meta {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	color: var(--fbf-muted);
	font-size: 0.64rem;
}

.fbf-live-dot {
	display: inline-block;
	width: 6px;
	height: 6px;
	background: var(--fbf-green);
	border-radius: 50%;
	box-shadow: 0 0 10px rgba(181, 245, 0, 0.75);
}

.fbf-hero {
	position: relative;
	display: flex;
	align-items: flex-end;
	min-height: clamp(570px, 74vw, 760px);
	overflow: hidden;
	isolation: isolate;
}

.fbf-hero-art,
.fbf-hero-shade,
.fbf-hero-grid {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
}

.fbf-hero-art {
	z-index: -3;
	display: block;
	object-fit: cover;
	object-position: 51% center;
	transform: scale(1.015);
}

.fbf-hero-shade {
	z-index: -2;
	background:
		linear-gradient(90deg, rgba(5, 7, 6, 0.96) 0%, rgba(5, 7, 6, 0.72) 36%, rgba(5, 7, 6, 0.05) 72%),
		linear-gradient(0deg, rgba(5, 7, 6, 0.94) 0%, rgba(5, 7, 6, 0.08) 48%, rgba(5, 7, 6, 0.18) 100%);
}

.fbf-hero-grid {
	z-index: -1;
	op: auto;
	height: 45%;
	opacity: 0.18;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.14) 1px, transparent 1px);
	background-size: 32px 32px;
	mask-image: linear-gradient(to bottom, transparent, black);
}

.fbf-hero-copy {
	width: 68%;
	padding: clamp(2rem, 6vw, 5rem) clamp(1.25rem, 6vw, 5rem);
}

.fbf-overline {
	margin-bottom: 1.25rem;
	color: var(--fbf-green);
	font-size: 0.64rem;
	font-weight: 500;
}

.fbf-hero h1,
.fbf-section-intro h2,
.fbf-model-heading h2 {
	font-family: "Space Grotesk", sans-serif;
	font-weight: 600;
	letter-spacing: -0.06em;
}

.fbf-hero h1 {
	margin-bottom: 1.5rem;
	font-size: clamp(3.5rem, 10vw, 7.6rem);
	line-height: 0.82;
	text-wrap: balance;
}

.fbf-intro {
	max-width: 520px;
	margin-bottom: 0;
	color: #c2c9c4;
	font-size: clamp(0.95rem, 2vw, 1.14rem);
	line-height: 1.65;
}

.fbf-download-stat {
	position: absolute;
	right: clamp(1.25rem, 4vw, 3.25rem);
	bottom: clamp(1.5rem, 5vw, 4rem);
	width: clamp(205px, 25vw, 265px);
	padding: 1.3rem 1.4rem 1.4rem;
	background: rgba(8, 11, 9, 0.79);
	border: 1px solid rgba(181, 245, 0, 0.36);
	border-radius: 2px;
	box-shadow: 0 18px 45px rgba(0, 0, 0, 0.35), inset 0 0 32px rgba(181, 245, 0, 0.035);
	backdrop-filter: blur(14px);
}

.fbf-stat-topline {
	display: flex;
	justify-content: space-between;
	margin-bottom: 1.3rem;
	color: var(--fbf-green);
	font-size: 0.58rem;
}

.fbf-download-stat strong {
	display: block;
	margin-bottom: 0.35rem;
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(3.1rem, 6.5vw, 5.2rem);
	font-weight: 600;
	line-height: 0.9;
	letter-spacing: -0.07em;
}

.fbf-download-stat strong span {
	color: var(--fbf-green);
}

.fbf-download-stat p {
	margin-bottom: 1rem;
	font-size: 0.65rem;
}

.fbf-download-stat small {
	display: block;
	padding-top: 0.85rem;
	color: var(--fbf-muted);
	font-size: 0.52rem;
	border-top: 1px solid var(--fbf-line);
}

.fbf-ecosystem {
	padding: clamp(4rem, 8vw, 7.5rem) clamp(1.25rem, 6vw, 5rem);
	background:
		radial-gradient(circle at 0% 5%, rgba(168, 85, 247, 0.08), transparent 28%),
		var(--fbf-black);
}

.fbf-section-intro {
	display: grid;
	grid-template-columns: minmax(0, 1.25fr) minmax(240px, 0.75fr);
	column-gap: clamp(2rem, 7vw, 6rem);
	align-items: end;
	margin-bottom: clamp(2.5rem, 6vw, 5rem);
}

.fbf-section-intro .fbf-overline {
	grid-column: 1 / -1;
}

.fbf-section-intro h2,
.fbf-model-heading h2 {
	margin-bottom: 0;
	font-size: clamp(2.45rem, 6vw, 5.4rem);
	line-height: 0.95;
}

.fbf-section-intro > p:last-child {
	margin-bottom: 0;
	color: var(--fbf-muted);
	font-size: 0.94rem;
	line-height: 1.72;
}

.fbf-products {
	display: grid;
	gap: 1rem;
}

.fbf-product {
	position: relative;
	display: grid;
	grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
	min-height: 330px;
	overflow: hidden;
	text-decoration: none;
	background: var(--fbf-surface);
	border: 1px solid var(--fbf-line);
	border-radius: 10px;
	transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.fbf-product:hover {
	transform: translateY(-4px);
	box-shadow: 0 24px 50px rgba(0, 0, 0, 0.3);
}

.fbf-product-vision:hover {
	border-color: rgba(168, 85, 247, 0.65);
}

.fbf-product-sports:hover {
	border-color: rgba(181, 245, 0, 0.55);
}

.fbf-product-agents:hover {
	border-color: rgba(56, 189, 248, 0.6);
}

.fbf-product-image {
	position: relative;
	min-height: 250px;
	background-image: var(--fbf-art);
	background-repeat: no-repeat;
	background-size: auto 110%;
	filter: saturate(1.12) contrast(1.04);
}

.fbf-product-image::after {
	position: absolute;
	inset: 0;
	content: "";
	background: linear-gradient(90deg, transparent 40%, var(--fbf-surface) 100%);
}

.fbf-product-vision .fbf-product-image {
	background-position: 4% center;
}

.fbf-product-sports .fbf-product-image {
	background-position: 50% center;
}

.fbf-product-agents .fbf-product-image {
	background-position: 96% center;
}

.fbf-product-content {
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: clamp(1.6rem, 4vw, 3.5rem);
}

.fbf-product-topline {
	display: flex;
	justify-content: space-between;
	margin-bottom: 2.5rem;
	font-size: 0.58rem;
}

.fbf-product-vision .fbf-product-topline,
.fbf-product-vision h3 > span {
	color: var(--fbf-violet);
}

.fbf-product-sports .fbf-product-topline {
	color: var(--fbf-green);
}

.fbf-product-agents .fbf-product-topline {
	color: var(--fbf-cyan);
}

.fbf-product h3 {
	margin-bottom: 0.85rem;
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(1.75rem, 4vw, 3.1rem);
	line-height: 1;
	letter-spacing: -0.055em;
}

.fbf-product p {
	max-width: 560px;
	margin-bottom: 1.6rem;
	color: var(--fbf-muted);
	font-size: 0.92rem;
	line-height: 1.65;
}

.fbf-product ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.fbf-product li {
	padding: 0.36rem 0.62rem;
	color: #c2c9c4;
	font-family: "DM Mono", monospace;
	font-size: 0.55rem;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid var(--fbf-line);
	border-radius: 999px;
}

.fbf-model-layer {
	padding: clamp(4rem, 8vw, 7.5rem) clamp(1.25rem, 6vw, 5rem);
	background:
		linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
		var(--fbf-surface);
	background-size: 34px 34px;
	border-top: 1px solid var(--fbf-line);
}

.fbf-model-heading {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 2rem;
	margin-bottom: clamp(3rem, 7vw, 5.5rem);
}

.fbf-model-cta {
	display: inline-flex;
	align-items: center;
	justify-content: space-between;
	min-width: 190px;
	padding: 0.9rem 1rem;
	font-family: "DM Mono", monospace;
	font-size: 0.62rem;
	letter-spacing: 0.04em;
	text-decoration: none;
	background: var(--fbf-ink);
	border: 1px solid var(--fbf-ink);
	color: var(--fbf-black) !important;
	transition: background 160ms ease, color 160ms ease;
}

.fbf-model-cta:hover {
	color: var(--fbf-ink) !important;
	background: transparent;
}

.fbf-model-tracks {
	border-top: 1px solid var(--fbf-line);
}

.fbf-track {
	position: relative;
	display: grid;
	grid-template-columns: 52px minmax(0, 1fr) minmax(130px, 0.42fr);
	gap: 1.2rem;
	align-items: center;
	min-height: 135px;
	padding: 1.6rem 0;
	border-bottom: 1px solid var(--fbf-line);
}

.fbf-track-number {
	align-self: start;
	padding-top: 0.35rem;
	color: var(--fbf-muted);
	font-family: "DM Mono", monospace;
	font-size: 0.65rem;
}

.fbf-track h3 {
	margin-bottom: 0.4rem;
	font-family: "Space Grotesk", sans-serif;
	font-size: clamp(1.25rem, 2.5vw, 2rem);
	letter-spacing: -0.035em;
}

.fbf-track p {
	max-width: 530px;
	margin-bottom: 0;
	color: var(--fbf-muted);
	font-size: 0.83rem;
	line-height: 1.55;
}

.fbf-track-line {
	position: relative;
	display: block;
	height: 1px;
	background: currentColor;
}

.fbf-track-line::after {
	position: absolute;
	top: -3px;
	right: 0;
	width: 7px;
	height: 7px;
	content: "";
	background: currentColor;
	border-radius: 50%;
	box-shadow: 0 0 14px currentColor;
}

.fbf-track-purple .fbf-track-line {
	color: var(--fbf-violet);
}

.fbf-track-green .fbf-track-line {
	color: var(--fbf-green);
}

.fbf-track-cyan .fbf-track-line {
	color: var(--fbf-cyan);
}

.fbf-footer {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	min-height: 78px;
	padding: 1.25rem clamp(1.25rem, 4.5vw, 3.5rem);
	color: var(--fbf-muted);
	font-size: 0.54rem;
	background: var(--fbf-black);
	border-top: 1px solid var(--fbf-line);
}

.fbf-footer div {
	display: flex;
	align-items: center;
	gap: 0.55rem;
}

.fbf-footer p {
	margin-bottom: 0;
}

.fbf-footer a {
	color: var(--fbf-ink);
	text-decoration: none;
}

.fbf-footer a:hover {
	color: var(--fbf-green);
}

@media (max-width: 760px) {
	.fbf-site {
		border-radius: 12px;
	}

	.fbf-hero {
		align-items: flex-start;
		min-height: 700px;
	}

	.fbf-hero-art {
		object-position: 45% center;
	}

	.fbf-hero-shade {
		background:
			linear-gradient(180deg, rgba(5, 7, 6, 0.88) 0%, rgba(5, 7, 6, 0.18) 42%, rgba(5, 7, 6, 0.94) 100%),
			linear-gradient(90deg, rgba(5, 7, 6, 0.52), transparent);
	}

	.fbf-hero-copy {
		width: 100%;
		padding-top: 3.5rem;
	}

	.fbf-hero h1 {
		font-size: clamp(3.35rem, 15vw, 5.8rem);
	}

	.fbf-intro {
		max-width: 440px;
	}

	.fbf-download-stat {
		right: 1.25rem;
		bottom: 1.5rem;
		left: 1.25rem;
		width: auto;
	}

	.fbf-section-intro {
		grid-template-columns: 1fr;
		row-gap: 1.4rem;
	}

	.fbf-product {
		grid-template-columns: 1fr;
	}

	.fbf-product-image {
		min-height: 230px;
		background-size: 145% auto;
	}

	.fbf-product-image::after {
		background: linear-gradient(180deg, transparent 45%, var(--fbf-surface) 100%);
	}

	.fbf-product-vision .fbf-product-image {
		background-position: left center;
	}

	.fbf-product-sports .fbf-product-image {
		background-position: center center;
	}

	.fbf-product-agents .fbf-product-image {
		background-position: right center;
	}

	.fbf-model-heading {
		align-items: stretch;
		flex-direction: column;
	}

	.fbf-model-cta {
		width: 100%;
	}

	.fbf-track {
		grid-template-columns: 36px minmax(0, 1fr);
	}

	.fbf-track-line {
		display: none;
	}

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

@media (max-width: 430px) {
	.fbf-nav-meta {
		display: none;
	}

	.fbf-hero {
		min-height: 675px;
	}

	.fbf-hero h1 {
		font-size: 3.55rem;
	}

	.fbf-product-content {
		padding: 1.45rem;
	}

	.fbf-footer p {
		display: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.fbf-product,
	.fbf-model-cta {
		transition: none;
	}
}