.wph-hero {
	position: relative;
	isolation: isolate;
	display: flex;
	align-items: center;
	box-sizing: border-box;
	min-height: var(--wph-height, 60vh);
	padding: clamp(3rem, 8vw, 6rem) clamp(1.25rem, 7vw, 7rem);
	overflow: hidden;
	color: var(--wph-text);
	background: linear-gradient(120deg, var(--wph-bg1), var(--wph-bg2));
}

.wph-hero *,
.wph-hero *::before {
	box-sizing: border-box;
}

.wph-hero .wph-hero__media {
	position: absolute;
	inset: 0;
	z-index: -3;
	width: 100%;
	max-width: none;
	height: 100%;
	margin: 0;
	object-fit: cover;
}

.wph-hero__overlay {
	position: absolute;
	inset: 0;
	z-index: -2;
	background: linear-gradient(100deg, var(--wph-bg2), var(--wph-bg1));
	opacity: var(--wph-overlay, 0.55);
}

.wph-hero__motif {
	position: absolute;
	top: 50%;
	right: clamp(-5rem, -3vw, -1rem);
	z-index: -1;
	width: auto;
	height: min(115%, 36rem);
	color: var(--wph-accent);
	opacity: 0.26;
	transform: translateY(-50%);
}

.wph-hero__motif--drum {
	animation: wph-spin 180s linear infinite;
}

.wph-hero__motif--moon {
	color: #ffedc2;
	opacity: 0.92;
	filter: drop-shadow(0 0 3.5rem rgb(255 215 140 / 0.65));
}

.wph-hero__container {
	width: 100%;
	max-width: var(--wph-container, none);
	margin-inline: auto;
}

.wph-hero__content {
	position: relative;
	max-width: 44rem;
}

.wph-hero .wph-hero__eyebrow {
	margin: 0 0 0.75rem;
	color: var(--wph-accent);
	font-size: clamp(0.95rem, 1.6vw, 1.15rem);
	font-weight: 700;
	letter-spacing: 0.04em;
}

.wph-hero .wph-hero__title {
	margin: 0;
	color: inherit;
	font-size: clamp(2.25rem, 6vw, 4.5rem);
	font-weight: 800;
	line-height: 1.18;
	text-wrap: balance;
}

.wph-hero .wph-hero__text {
	margin: 1.1rem 0 0;
	color: inherit;
	font-size: clamp(1.05rem, 1.9vw, 1.35rem);
	line-height: 1.55;
	opacity: 0.94;
}

.wph-hero .wph-hero__button {
	display: inline-block;
	margin-top: 1.75rem;
	padding: 0.85em 1.75em;
	border-radius: 999px;
	color: var(--wph-bg2);
	background: var(--wph-accent);
	font-weight: 700;
	line-height: 1.2;
	text-decoration: none;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.wph-hero .wph-hero__button:hover {
	color: var(--wph-bg2);
	box-shadow: 0 8px 24px rgb(0 0 0 / 0.3);
	transform: translateY(-2px);
}

.wph-hero .wph-hero__button:focus-visible {
	outline: 3px solid var(--wph-text);
	outline-offset: 3px;
}

/* Hiệu ứng: mỗi <i> là một cột cao bằng hero, hạt nằm ở ::before. */
.wph-fx {
	position: absolute;
	inset: 0;
	z-index: -1;
	pointer-events: none;
}

.wph-fx i {
	position: absolute;
	top: 0;
	bottom: 0;
	left: var(--x);
	transform: translateY(var(--y));
	animation: wph-fall var(--t) linear var(--d) infinite;
}

.wph-fx i::before {
	content: "";
	display: block;
	background: var(--wph-accent);
}

.wph-fx--petals i::before {
	width: calc(var(--s) * 15px);
	height: calc(var(--s) * 11px);
	border-radius: 85% 15% 85% 15%;
	opacity: 0.9;
	animation: wph-tumble calc(var(--t) / 2.5) ease-in-out var(--d) infinite alternate;
}

.wph-fx--snow i::before {
	width: calc(var(--s) * 7px);
	height: calc(var(--s) * 7px);
	border-radius: 50%;
	background: #fff;
	opacity: 0.85;
}

.wph-fx--confetti i::before {
	width: calc(var(--s) * 9px);
	height: calc(var(--s) * 14px);
	background: hsl(calc(var(--s) * 300deg) 95% 65%);
	animation: wph-tumble calc(var(--t) / 3) linear var(--d) infinite;
}

.wph-fx--lanterns i {
	animation-name: wph-rise;
	animation-duration: calc(var(--t) * 1.8);
}

.wph-fx--lanterns i::before {
	width: calc(var(--s) * 30px);
	height: calc(var(--s) * 36px);
	border-radius: 42% 42% 46% 46%;
	background: radial-gradient(circle at 50% 55%, #fff3c4, var(--wph-accent) 45%, #e8590c);
	box-shadow: 0 0 calc(var(--s) * 26px) var(--wph-accent);
	opacity: 0.9;
}

.wph-fx--stars i,
.wph-fx--fireworks i {
	top: var(--y);
	bottom: auto;
	transform: none;
	animation: none;
}

.wph-fx--stars i::before {
	width: calc(var(--s) * 16px);
	height: calc(var(--s) * 16px);
	clip-path: polygon(50% 0, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
	animation: wph-twinkle calc(var(--t) / 3) ease-in-out var(--d) infinite alternate;
}

.wph-fx--fireworks i::before {
	width: calc(var(--s) * 190px);
	height: calc(var(--s) * 190px);
	background: repeating-conic-gradient(var(--wph-accent) 0 4deg, transparent 4deg 24deg);
	border-radius: 50%;
	-webkit-mask: radial-gradient(circle, transparent 30%, #000 34%, transparent 70%);
	mask: radial-gradient(circle, transparent 30%, #000 34%, transparent 70%);
	opacity: 0;
	animation: wph-burst calc(var(--t) / 3) ease-out var(--d) infinite;
}

@keyframes wph-fall {
	from { transform: translate3d(0, -8%, 0); }
	to { transform: translate3d(5vw, 104%, 0); }
}

@keyframes wph-rise {
	from { transform: translate3d(0, 104%, 0); }
	to { transform: translate3d(-3vw, -14%, 0); }
}

@keyframes wph-tumble {
	from { transform: rotate(0deg) rotateY(0deg); }
	to { transform: rotate(320deg) rotateY(180deg); }
}

@keyframes wph-twinkle {
	from { opacity: 0.15; transform: scale(0.7); }
	to { opacity: 0.9; transform: scale(1); }
}

@keyframes wph-burst {
	0% { opacity: 0; transform: scale(0.1); }
	15% { opacity: 1; }
	70% { opacity: 0.8; }
	100% { opacity: 0; transform: scale(1); }
}

@keyframes wph-spin {
	from { transform: translateY(-50%) rotate(0deg); }
	to { transform: translateY(-50%) rotate(360deg); }
}

/* Hạt lớn và sáng chỉ nằm ở nửa phải để không đè lên chữ. */
@media (min-width: 641px) {
	.wph-fx--lanterns i,
	.wph-fx--fireworks i {
		left: calc(52% + var(--x) * 0.44);
	}
}

@media (max-width: 640px) {
	.wph-fx--lanterns i::before,
	.wph-fx--fireworks i::before {
		opacity: 0.45;
	}

	.wph-hero__motif {
		top: 0;
		right: -18%;
		height: 62%;
		opacity: 0.2;
		transform: none;
	}

	.wph-hero__motif--drum {
		animation: none;
	}

	.wph-hero__motif--moon {
		opacity: 0.5;
	}
}

@media (prefers-reduced-motion: reduce) {
	.wph-hero__motif,
	.wph-fx i,
	.wph-fx i::before {
		animation: none !important;
	}

	.wph-fx--fireworks i::before {
		opacity: 0.55;
	}

	.wph-fx--stars i::before {
		opacity: 0.7;
	}
}