/**
 * Fuel Hub single — the "High Protein"-style deep-dive (post type bb_fuel).
 *
 * Loaded only on a single bb_fuel post (single-bb_fuel.php). Figma frame node
 * 375-1943, 1512 wide. Uses the theme design tokens from main.css.
 *
 * 1. Hero (dark split)
 * 2. Proof strip (marquee)
 * 3. Explainer + stat cards
 * 4. High protein menu (filterable grid)
 * 5. Why Burger Boi (purple band)
 * 6. Supporting hub links
 * 7. FAQ accordion
 * 8. Call to action
 * 9. Responsive
 */

/* -------------------------------------------------------------------------- */
/* 1. Hero                                                                     */
/* -------------------------------------------------------------------------- */

.ffhero {
	background: var(--c-ink);
	color: var(--c-white);
	padding-block: clamp(48px, 5.5vw, 84px);
}

.ffhero__inner {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	align-items: center;
	gap: clamp(32px, 4vw, 64px);
}

.ffhero__eyebrow {
	margin-bottom: 18px;
	color: var(--c-lilac);
	font-weight: var(--fw-semibold);
	font-style: italic;
	font-size: clamp(14px, 1.19vw, 18px);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.ffhero__title {
	margin-bottom: 22px;
	font-size: clamp(40px, 5.3vw, 80px);
	font-weight: var(--fw-bold);
	line-height: 1.02;
	text-transform: uppercase;
}

.ffhero__title-accent {
	color: var(--c-purple-light);
}

.ffhero__subtitle {
	max-width: 46ch;
	margin-bottom: 32px;
	color: var(--c-cream);
	font-size: clamp(16px, 1.19vw, 19px);
	line-height: 1.6;
}

.ffhero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
}

.ffhero__media {
	position: relative;
	border-radius: var(--radius);
	overflow: hidden;
	isolation: isolate;
}

.ffhero__media img {
	width: 100%;
	aspect-ratio: 5 / 4;
	object-fit: cover;
}

.ffhero__badge {
	position: absolute;
	top: 16px;
	right: 16px;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 7px 14px;
	border-radius: var(--radius-pill);
	background: rgb(34 34 34 / 82%);
	color: var(--c-white);
	font-size: 13px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.04em;
	backdrop-filter: blur(4px);
}

.ffhero__badge-icon {
	width: 15px;
	height: 15px;
}

/* -------------------------------------------------------------------------- */
/* 2. Proof strip (marquee)                                                    */
/* -------------------------------------------------------------------------- */

.ffmarquee {
	overflow: hidden;
	padding-block: 16px;
	background: var(--c-purple);
	color: var(--c-white);
}

.ffmarquee__track {
	display: flex;
	width: max-content;
	animation: ffmarquee-scroll 30s linear infinite;
}

.ffmarquee__list {
	display: flex;
	align-items: center;
	gap: 48px;
	margin: 0;
	padding: 0 24px;
	list-style: none;
}

.ffmarquee__item {
	font-size: clamp(15px, 1.26vw, 19px);
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.03em;
	white-space: nowrap;
}

.ffmarquee__item::after {
	content: "";
	display: inline-block;
	width: 7px;
	height: 7px;
	margin-left: 48px;
	border-radius: 50%;
	background: var(--c-lilac);
	vertical-align: middle;
}

@keyframes ffmarquee-scroll {
	from { transform: translateX(0); }
	to   { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
	.ffmarquee__track { animation: none; }
}

/* -------------------------------------------------------------------------- */
/* 3. Explainer + stat cards                                                   */
/* -------------------------------------------------------------------------- */

.ffintro {
	padding-block: clamp(56px, 6vw, 96px);
	background: var(--c-white);
}

.ffintro__grid {
	display: grid;
	grid-template-columns: 1.15fr 0.85fr;
	gap: clamp(32px, 4vw, 72px);
	align-items: start;
}

.ffintro__eyebrow {
	margin-bottom: 16px;
	color: var(--c-purple);
	font-weight: var(--fw-semibold);
	font-size: clamp(13px, 1.06vw, 16px);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.ffintro__title {
	margin-bottom: 28px;
	color: var(--c-charcoal);
	font-size: clamp(28px, 3.17vw, 48px);
	font-weight: var(--fw-bold);
	line-height: 1.08;
	text-transform: uppercase;
}

.ffintro__title-2 {
	display: block;
	color: var(--c-purple);
}

.ffintro__body p {
	margin-bottom: 18px;
	color: var(--c-grey);
	font-size: clamp(15px, 1.13vw, 17px);
	line-height: 1.7;
}

.ffintro__body p:last-child {
	margin-bottom: 0;
}

.ffnote {
	display: flex;
	gap: 14px;
	margin-top: 28px;
	padding: 20px 22px;
	border: 1px solid rgb(102 75 186 / 20%);
	border-radius: var(--radius);
	background: rgb(102 75 186 / 6%);
}

.ffnote__icon {
	flex-shrink: 0;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	border-radius: 10px;
	background: var(--c-purple);
	color: var(--c-white);
}

.ffnote__glyph {
	width: 20px;
	height: 20px;
}

.ffnote__title {
	margin-bottom: 4px;
	color: var(--c-charcoal);
	font-size: 15px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

.ffnote__text {
	color: var(--c-grey);
	font-size: 14px;
	line-height: 1.6;
}

.ffstats {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
	margin: 0;
	list-style: none;
	padding: 0;
}

.ffstat {
	padding: 24px;
	border: 1px solid var(--c-cream);
	border-radius: var(--radius);
	background: var(--c-off-white);
}

.ffstat__value {
	margin-bottom: 8px;
	color: var(--c-purple);
	font-size: clamp(34px, 3.4vw, 52px);
	font-weight: var(--fw-bold);
	line-height: 1;
}

.ffstat__title {
	margin-bottom: 8px;
	color: var(--c-charcoal);
	font-size: 15px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.02em;
}

.ffstat__desc {
	color: var(--c-grey);
	font-size: 13.5px;
	line-height: 1.55;
}

/* -------------------------------------------------------------------------- */
/* 4. High protein menu (filterable grid)                                      */
/* -------------------------------------------------------------------------- */

.ffmenu {
	padding-block: clamp(56px, 6vw, 96px);
	background: var(--c-off-white);
}

.ffmenu__eyebrow {
	margin-bottom: 12px;
	color: var(--c-purple);
	font-weight: var(--fw-semibold);
	font-size: clamp(13px, 1.06vw, 16px);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.ffmenu__title {
	color: var(--c-charcoal);
	font-size: clamp(28px, 3.17vw, 46px);
	font-weight: var(--fw-bold);
	line-height: 1.08;
	text-transform: uppercase;
}

.ffmenu__title-accent {
	color: var(--c-purple);
}

.fftabs {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 26px;
	margin-bottom: 34px;
}

.fftab {
	padding: 9px 18px;
	border: 1px solid rgb(51 51 51 / 15%);
	border-radius: var(--radius-pill);
	background: var(--c-white);
	color: var(--c-charcoal);
	font-family: inherit;
	font-size: 14px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.03em;
	cursor: pointer;
	transition:
		background-color var(--duration) var(--ease),
		border-color var(--duration) var(--ease),
		color var(--duration) var(--ease);
}

.fftab:hover {
	border-color: var(--c-purple);
	color: var(--c-purple);
}

.fftab.is-active {
	border-color: var(--c-purple);
	background: var(--c-purple);
	color: var(--c-white);
}

.ffmenu__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.ffprod {
	display: flex;
	flex-direction: column;
	border: 1px solid var(--c-cream);
	border-radius: var(--radius);
	background: var(--c-white);
	overflow: hidden;
	transition:
		transform var(--duration) var(--ease),
		box-shadow var(--duration) var(--ease);
}

.ffprod:hover {
	transform: translateY(-4px);
	box-shadow: 0 18px 40px rgb(34 34 34 / 10%);
}

.ffprod.is-hidden {
	display: none;
}

.ffprod__media {
	position: relative;
	aspect-ratio: 16 / 11;
}

.ffprod__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.ffprod__badge {
	position: absolute;
	top: 14px;
	right: 14px;
	padding: 6px 12px;
	border-radius: var(--radius-pill);
	background: var(--c-purple);
	color: var(--c-white);
	font-size: 13px;
	font-weight: var(--fw-bold);
	letter-spacing: 0.02em;
}

.ffprod__body {
	display: flex;
	flex-direction: column;
	flex: 1;
	gap: 8px;
	padding: 20px;
}

.ffprod__kicker {
	color: var(--c-purple);
	font-size: 12px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.ffprod__title {
	color: var(--c-charcoal);
	font-size: clamp(19px, 1.6vw, 22px);
	font-weight: var(--fw-bold);
}

.ffprod__desc {
	color: var(--c-grey);
	font-size: 14px;
	line-height: 1.55;
}

.ffprod__foot {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-top: auto;
	padding-top: 14px;
}

.ffprod__meta {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.ffprod__meta-item {
	padding: 4px 10px;
	border: 1px solid rgb(102 75 186 / 22%);
	border-radius: var(--radius-pill);
	color: var(--c-purple);
	font-size: 12.5px;
	font-weight: var(--fw-semibold);
}

.ffprod__order {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 7px 14px;
	border: 1px solid var(--c-purple);
	border-radius: var(--radius-pill);
	color: var(--c-purple);
	font-size: 13px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.03em;
	white-space: nowrap;
	transition:
		background-color var(--duration) var(--ease),
		color var(--duration) var(--ease);
}

.ffprod__order:hover {
	background: var(--c-purple);
	color: var(--c-white);
}

.ffprod__order-icon {
	width: 16px;
	height: 16px;
	transition: transform var(--duration) var(--ease);
}

.ffprod__order:hover .ffprod__order-icon {
	transform: translateX(3px);
}

.ffmenu__empty {
	margin-top: 24px;
	color: var(--c-grey);
	text-align: center;
}

/* -------------------------------------------------------------------------- */
/* 5. Why Burger Boi (purple band)                                             */
/* -------------------------------------------------------------------------- */

.ffband {
	padding-block: clamp(56px, 6vw, 96px);
	background: var(--c-purple);
	color: var(--c-white);
}

.ffband__grid {
	display: grid;
	grid-template-columns: 0.9fr 1.1fr;
	align-items: center;
	gap: clamp(32px, 4vw, 64px);
}

.ffband__media {
	border-radius: var(--radius);
	overflow: hidden;
}

.ffband__media img {
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: cover;
}

.ffband__eyebrow {
	margin-bottom: 14px;
	color: var(--c-lilac);
	font-weight: var(--fw-semibold);
	font-size: clamp(13px, 1.06vw, 16px);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.ffband__title {
	margin-bottom: 30px;
	font-size: clamp(28px, 3.17vw, 46px);
	font-weight: var(--fw-bold);
	line-height: 1.08;
	text-transform: uppercase;
}

.ffband__title-2 {
	display: block;
	color: var(--c-lilac);
}

.ffband__features {
	display: flex;
	flex-direction: column;
	gap: 20px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.fffeature {
	display: flex;
	gap: 16px;
}

.fffeature__icon {
	flex-shrink: 0;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 46px;
	height: 46px;
	border: 1px solid rgb(255 255 255 / 22%);
	border-radius: 12px;
	background: rgb(255 255 255 / 12%);
	color: var(--c-white);
}

.fffeature__glyph {
	width: 22px;
	height: 22px;
}

.fffeature__title {
	margin-bottom: 5px;
	font-size: clamp(16px, 1.32vw, 19px);
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.02em;
}

.fffeature__desc {
	color: rgb(255 255 255 / 78%);
	font-size: 14.5px;
	line-height: 1.6;
}

/* -------------------------------------------------------------------------- */
/* 6. Supporting hub links                                                     */
/* -------------------------------------------------------------------------- */

.fflinks {
	padding-block: clamp(56px, 6vw, 96px);
	background: var(--c-white);
}

.fflinks__eyebrow {
	margin-bottom: 12px;
	color: var(--c-purple);
	font-weight: var(--fw-semibold);
	font-size: clamp(13px, 1.06vw, 16px);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.fflinks__title {
	margin-bottom: 36px;
	color: var(--c-charcoal);
	font-size: clamp(28px, 3.17vw, 46px);
	font-weight: var(--fw-bold);
	line-height: 1.08;
	text-transform: uppercase;
}

.fflinks__title-accent {
	color: var(--c-purple);
}

.fflinks__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 20px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.fflink {
	display: flex;
}

.fflink__link {
	display: flex;
	flex-direction: column;
	gap: 8px;
	width: 100%;
	padding: 24px 22px;
	border: 1px solid var(--c-cream);
	border-radius: var(--radius);
	background: var(--c-off-white);
	text-decoration: none;
	transition:
		transform var(--duration) var(--ease),
		border-color var(--duration) var(--ease),
		box-shadow var(--duration) var(--ease);
}

.fflink__link:hover {
	transform: translateY(-4px);
	border-color: rgb(102 75 186 / 35%);
	box-shadow: 0 16px 34px rgb(34 34 34 / 8%);
}

.fflink__kicker {
	color: var(--c-purple);
	font-size: 11.5px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.fflink__title {
	color: var(--c-charcoal);
	font-size: clamp(17px, 1.4vw, 20px);
	font-weight: var(--fw-bold);
	line-height: 1.2;
}

.fflink__desc {
	flex: 1;
	color: var(--c-grey);
	font-size: 13.5px;
	line-height: 1.5;
}

.fflink__cta {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	margin-top: 6px;
	color: var(--c-purple);
	font-size: 13px;
	font-weight: var(--fw-semibold);
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.fflink__cta-icon {
	width: 16px;
	height: 16px;
	transition: transform var(--duration) var(--ease);
}

.fflink__link:hover .fflink__cta-icon {
	transform: translateX(3px);
}

/* -------------------------------------------------------------------------- */
/* 7. FAQ accordion                                                            */
/* -------------------------------------------------------------------------- */

.fffaq {
	padding-block: clamp(56px, 6vw, 96px);
	background: var(--c-off-white);
}

.fffaq__title {
	margin-bottom: 40px;
	color: var(--c-charcoal);
	font-size: clamp(28px, 3.17vw, 46px);
	font-weight: var(--fw-bold);
	line-height: 1.08;
	text-transform: uppercase;
}

.fffaq__title-accent {
	color: var(--c-purple);
}

.fffaq__cols {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 20px 40px;
	align-items: start;
}

.fffaq__col {
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.fffaq__item {
	border: 1px solid var(--c-cream);
	border-radius: var(--radius);
	background: var(--c-white);
	padding: 4px 22px;
}

.fffaq__q {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: 18px 0;
	color: var(--c-charcoal);
	font-size: clamp(15px, 1.26vw, 17px);
	font-weight: var(--fw-semibold);
	list-style: none;
	cursor: pointer;
}

.fffaq__q::-webkit-details-marker {
	display: none;
}

.fffaq__marker {
	position: relative;
	flex-shrink: 0;
	width: 20px;
	height: 20px;
}

.fffaq__marker::before,
.fffaq__marker::after {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: 13px;
	height: 2px;
	background: var(--c-purple);
	transform: translate(-50%, -50%);
	transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.fffaq__marker::after {
	transform: translate(-50%, -50%) rotate(90deg);
}

.fffaq__item[open] .fffaq__marker::after {
	opacity: 0;
	transform: translate(-50%, -50%) rotate(0deg);
}

.fffaq__a {
	padding: 0 0 20px;
	color: var(--c-grey);
	font-size: 14.5px;
	line-height: 1.65;
}

/* -------------------------------------------------------------------------- */
/* 8. Call to action                                                           */
/* -------------------------------------------------------------------------- */

.ffcta {
	padding-block: clamp(56px, 6.5vw, 104px);
	background: var(--c-purple);
	color: var(--c-white);
}

.ffcta__inner {
	max-width: 640px;
	margin-inline: auto;
	text-align: center;
}

.ffcta__title {
	margin-bottom: 16px;
	font-size: clamp(30px, 3.7vw, 56px);
	font-weight: var(--fw-bold);
	line-height: 1.05;
	text-transform: uppercase;
}

.ffcta__text {
	max-width: 46ch;
	margin: 0 auto 32px;
	color: var(--c-lilac);
	font-size: clamp(16px, 1.19vw, 19px);
	line-height: 1.6;
}

.ffcta__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 14px;
}

.ffcta__primary {
	border-color: var(--c-white);
	background: var(--c-white);
	color: var(--c-ink);
}

.ffcta__primary:hover {
	background: var(--c-cream);
	border-color: var(--c-cream);
	color: var(--c-ink);
}

/* -------------------------------------------------------------------------- */
/* 9. Responsive                                                               */
/* -------------------------------------------------------------------------- */

@media (max-width: 1100px) {
	.ffmenu__grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.fflinks__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 900px) {
	.ffhero__inner {
		grid-template-columns: 1fr;
	}

	.ffhero__media {
		order: -1;
	}

	.ffintro__grid,
	.ffband__grid {
		grid-template-columns: 1fr;
	}

	.ffband__media {
		order: -1;
	}

	.fffaq__cols {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 640px) {
	.ffmenu__grid,
	.fflinks__grid,
	.ffstats {
		grid-template-columns: 1fr;
	}

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