/* Shared hero parallax stage — used on homepage + single project */

.parallax-stage {
	position: relative;
	width: 100%;
	height: 100vh;
	overflow: hidden;
	background-color: var(--arb-bg);
}

/* Starts inset; GSAP expands to full viewport */
.parallax-section {
	position: absolute;
	bottom: 0;
	left: var(--arb-gutter);
	right: var(--arb-gutter);
	height: 5vh;
	overflow: hidden;
	display: flex;
	align-items: flex-end;
	padding: 2rem 2rem 2.5rem 2rem;
	border-radius: 12px;
	--overlay-opacity: 0;
}

.parallax-section::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	height: 200px;
	background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
	z-index: 2;
	pointer-events: none;
	opacity: var(--overlay-opacity);
}

.parallax-bg {
	position: absolute;
	top: -10%;
	left: 0;
	width: 100%;
	height: 150%;
	background-color: var(--arb-surface);
	background-size: cover;
	background-position: center;
	will-change: transform;
	z-index: 1;
}

.parallax-overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(
		180deg,
		var(--arb-overlay-soft) 0%,
		var(--arb-overlay) 100%
	);
	z-index: 2;
	pointer-events: none;
}

.brand-container {
	position: relative;
	z-index: 3;
	user-select: none;
	overflow: visible;
	padding-top: 1rem;
	padding-bottom: 0.5rem;
	padding-right: 2.5vw;
	padding-left: 2.5vw;
}

.brand-title {
	font-size: clamp(3.2rem, 11vw, 8.5rem);
	font-weight: 900;
	letter-spacing: -0.04em;
	line-height: 1.12;
	text-transform: uppercase;
	color: var(--arb-text);
	display: flex;
	flex-wrap: wrap;
	align-items: flex-end;
	margin: 0;
	font-family: var(--arb-font);
}

.char-mask {
	display: inline-block;
	overflow: hidden;
	vertical-align: bottom;
	padding-bottom: 0.22em;
	margin-bottom: -0.22em;
	line-height: 1;
}

.char-mask--space {
	/* Let   size naturally — fixed em width reads too wide at hero scale */
	width: auto;
	min-width: 0.22em;
}

.char {
	display: inline-block;
	will-change: transform, opacity;
	padding: 0 0.02em;
	opacity: 0;
	transform: translateY(110%);
	line-height: 1.12;
}

/* Project hero extras inside the parallax stage */
.project-hero__content {
	overflow: visible;
}

.project-hero__content .brand-title-wrap {
	overflow: visible;
	padding-top: 0.1em;
	padding-bottom: 0.15em;
}

.project-hero__tag {
	color: var(--arb-accent);
	font-size: 0.85rem;
	font-weight: 700;
	letter-spacing: 2px;
	text-transform: uppercase;
	display: block;
	margin-bottom: 12px;
	font-family: var(--arb-font);
	opacity: 0;
}

.project-hero__subtitle {
	color: var(--arb-text-soft, color-mix(in srgb, var(--arb-text) 75%, transparent));
	font-size: clamp(1rem, 2vw, 1.15rem);
	margin: 14px 0 0;
	font-family: var(--arb-font);
	max-width: 42rem;
	line-height: 1.5;
	opacity: 0;
}

.project-hero__more {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	margin-top: 1.25rem;
	padding: 0.75rem 1.15rem;
	border: 1px solid color-mix(in srgb, var(--arb-text) 35%, transparent);
	border-radius: 999px;
	color: var(--arb-text);
	text-decoration: none;
	font-family: var(--arb-font);
	font-size: 0.875rem;
	font-weight: 600;
	opacity: 0;
	transition:
		background 0.25s ease,
		border-color 0.25s ease,
		transform 0.25s ease;
}

.project-hero__more:hover,
.project-hero__more:focus-visible {
	background: color-mix(in srgb, var(--arb-text) 12%, transparent);
	border-color: var(--arb-text);
	transform: translateY(-1px);
}

.project-hero__content .brand-title {
	font-size: clamp(2rem, 7vw, 6.5rem);
	text-transform: none;
	letter-spacing: -0.03em;
	line-height: 1.15;
}

/* Scroll-down indicator (page hero) */
.project-hero__scroll {
	position: absolute;
	left: 50%;
	bottom: 1.75rem;
	z-index: 4;
	transform: translateX(-50%);
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.45rem;
	padding: 0.5rem;
	border: 0;
	background: transparent;
	color: var(--arb-text);
	cursor: pointer;
	opacity: 0;
	animation: project-hero-scroll-in 0.6s ease 1.6s forwards;
}

.project-hero__scroll:hover,
.project-hero__scroll:focus-visible {
	opacity: 1;
	color: var(--arb-text);
}

.project-hero__scroll-mouse {
	width: 22px;
	height: 34px;
	border: 1.5px solid currentColor;
	border-radius: 12px;
	position: relative;
	opacity: 0.85;
}

.project-hero__scroll-wheel {
	position: absolute;
	top: 6px;
	left: 50%;
	width: 3px;
	height: 7px;
	margin-left: -1.5px;
	border-radius: 2px;
	background: currentColor;
	animation: project-hero-scroll-wheel 1.6s ease-in-out infinite;
}

.project-hero__scroll-chevron {
	width: 10px;
	height: 10px;
	border-right: 1.5px solid currentColor;
	border-bottom: 1.5px solid currentColor;
	transform: rotate(45deg);
	opacity: 0.75;
	animation: project-hero-scroll-chevron 1.6s ease-in-out infinite;
}

@keyframes project-hero-scroll-in {
	from {
		opacity: 0;
		transform: translateX(-50%) translateY(10px);
	}
	to {
		opacity: 0.9;
		transform: translateX(-50%) translateY(0);
	}
}

@keyframes project-hero-scroll-wheel {
	0% {
		opacity: 1;
		transform: translateY(0);
	}
	60% {
		opacity: 0;
		transform: translateY(10px);
	}
	100% {
		opacity: 0;
		transform: translateY(10px);
	}
}

@keyframes project-hero-scroll-chevron {
	0%,
	100% {
		transform: rotate(45deg) translate(0, 0);
		opacity: 0.45;
	}
	50% {
		transform: rotate(45deg) translate(2px, 2px);
		opacity: 1;
	}
}

@media (prefers-reduced-motion: reduce) {
	.project-hero__scroll,
	.project-hero__scroll-wheel,
	.project-hero__scroll-chevron {
		animation: none;
	}

	.project-hero__scroll {
		opacity: 0.85;
	}
}

@media (max-width: 768px) {
	.parallax-section {
		padding: 2rem 2rem 2.5rem 1.25rem;
	}

	.brand-container {
		padding-left: 0;
		padding-right: 0;
	}

	.project-hero__scroll {
		display: none;
	}
	
}