/* WM Landing — floating contact (phone, Zalo, Facebook) */

.wm-floating-buttons {
	--wm-float-size: 55px;
	--wm-float-gap: 12px;
	--wm-float-offset-x: 20px;
	--wm-float-offset-y: 20px;

	position: fixed;
	right: var(--wm-float-offset-x);
	bottom: var(--wm-float-offset-y);
	z-index: 1040;
	display: flex;
	flex-direction: column;
	gap: var(--wm-float-gap);
	padding: 0;
	margin: 0;
	list-style: none;
	pointer-events: none;
}

.wm-floating-buttons__btn {
	--wm-float-btn-bg: rgba(255, 255, 255, 0.88);
	--wm-float-btn-color: var(--wm-wood, #5c4033);
	--wm-float-shadow: 0 8px 24px rgba(28, 25, 23, 0.14);
	--wm-float-shadow-hover: 0 14px 36px rgba(28, 25, 23, 0.2);

	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	width: var(--wm-float-size);
	height: var(--wm-float-size);
	border-radius: 50%;
	text-decoration: none;
	color: var(--wm-float-btn-color);
	background: var(--wm-float-btn-bg);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	border: 1px solid rgba(255, 255, 255, 0.65);
	box-shadow: var(--wm-float-shadow);
	pointer-events: auto;
	transition:
		transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
		box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
		color 0.25s ease,
		background 0.25s ease;
	animation: wm-floating-bob 3.2s ease-in-out infinite;
	animation-delay: var(--wm-float-delay, 0s);
	will-change: transform;
}

.wm-floating-buttons--static .wm-floating-buttons__btn {
	animation: none;
}

.wm-floating-buttons__btn:hover,
.wm-floating-buttons__btn:focus-visible {
	transform: translateY(-4px) scale(1.06);
	box-shadow: var(--wm-float-shadow-hover);
	animation-play-state: paused;
	outline: none;
}

.wm-floating-buttons__btn:active {
	transform: translateY(-1px) scale(1.02);
}

.wm-floating-buttons__btn--phone {
	--wm-float-btn-color: #fff;
	background: linear-gradient(145deg, #4ade80 0%, #22c55e 50%, #16a34a 100%);
	border-color: rgba(255, 255, 255, 0.35);
}

.wm-floating-buttons__btn--phone:hover,
.wm-floating-buttons__btn--phone:focus-visible {
	background: linear-gradient(145deg, #6ee7a0 0%, #34d399 50%, #22c55e 100%);
}

.wm-floating-buttons__btn--zalo {
	--wm-float-btn-color: #fff;
	background: linear-gradient(145deg, #3b9eff 0%, #0068ff 100%);
	border-color: rgba(255, 255, 255, 0.35);
}

.wm-floating-buttons__btn--zalo:hover,
.wm-floating-buttons__btn--zalo:focus-visible {
	background: linear-gradient(145deg, #5aadff 0%, #1a78ff 100%);
}

.wm-floating-buttons__btn--facebook {
	--wm-float-btn-color: #fff;
	background: linear-gradient(145deg, #3b82f6 0%, #0d47a1 100%);
	border-color: rgba(255, 255, 255, 0.3);
}

.wm-floating-buttons__btn--facebook:hover,
.wm-floating-buttons__btn--facebook:focus-visible {
	background: linear-gradient(145deg, #5b9cf7 0%, #1565c0 100%);
}

.wm-floating-buttons__icon {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.35rem;
	line-height: 1;
	transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.wm-floating-buttons__btn:hover .wm-floating-buttons__icon,
.wm-floating-buttons__btn:focus-visible .wm-floating-buttons__icon {
	transform: scale(1.08);
}

.wm-floating-buttons__icon-zalo,
.wm-floating-buttons__btn--zalo .wm-icon-zalo,
.wm-floating-buttons__icon-facebook,
.wm-floating-buttons__btn--facebook .wm-icon-facebook,
.wm-floating-buttons__btn--facebook .wm-icon-brand {
	display: block;
	width: 26px;
	height: 26px;
	object-fit: contain;
	filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.15));
}

.wm-floating-buttons__pulse {
	position: absolute;
	inset: -4px;
	border-radius: 50%;
	z-index: 0;
	opacity: 0.45;
	animation: wm-floating-pulse 2.8s ease-out infinite;
	animation-delay: var(--wm-float-delay, 0s);
	pointer-events: none;
}

.wm-floating-buttons__btn--phone .wm-floating-buttons__pulse {
	background: radial-gradient(circle, rgba(34, 197, 94, 0.35) 0%, transparent 70%);
}

.wm-floating-buttons__btn--zalo .wm-floating-buttons__pulse {
	background: radial-gradient(circle, rgba(0, 104, 255, 0.3) 0%, transparent 70%);
}

.wm-floating-buttons__btn--facebook .wm-floating-buttons__pulse {
	background: radial-gradient(circle, rgba(24, 119, 242, 0.3) 0%, transparent 70%);
}

.wm-floating-buttons__btn:hover .wm-floating-buttons__pulse,
.wm-floating-buttons__btn:focus-visible .wm-floating-buttons__pulse {
	animation-play-state: paused;
	opacity: 0.2;
}

.wm-floating-buttons__tooltip {
	position: absolute;
	right: calc(100% + 14px);
	left: auto;
	top: 50%;
	transform: translateY(-50%) translateX(6px);
	padding: 0.4rem 0.75rem;
	font-size: 0.8125rem;
	font-weight: 500;
	line-height: 1.3;
	white-space: nowrap;
	color: var(--wm-charcoal, #1c1917);
	background: rgba(255, 255, 255, 0.96);
	border: 1px solid rgba(28, 25, 23, 0.06);
	border-radius: 10px;
	box-shadow: 0 6px 20px rgba(28, 25, 23, 0.1);
	opacity: 0;
	visibility: hidden;
	transition:
		opacity 0.28s ease,
		transform 0.28s ease,
		visibility 0.28s ease;
	pointer-events: none;
	z-index: 3;
}

.wm-floating-buttons__btn:hover .wm-floating-buttons__tooltip,
.wm-floating-buttons__btn:focus-visible .wm-floating-buttons__tooltip {
	opacity: 1;
	visibility: visible;
	transform: translateY(-50%) translateX(0);
}

@keyframes wm-floating-bob {
	0%,
	100% {
		transform: translateY(0);
	}
	50% {
		transform: translateY(-5px);
	}
}

@keyframes wm-floating-pulse {
	0% {
		transform: scale(0.92);
		opacity: 0.5;
	}
	70% {
		transform: scale(1.2);
		opacity: 0;
	}
	100% {
		transform: scale(1.2);
		opacity: 0;
	}
}

@media (max-width: 991.98px) {
	.wm-floating-buttons {
		--wm-float-size: 50px;
	}
}

@media (max-width: 767.98px) {
	.wm-floating-buttons {
		--wm-float-size: 45px;
		--wm-float-gap: 10px;
		--wm-float-offset-x: 16px;
		--wm-float-offset-y: max(16px, env(safe-area-inset-bottom, 0px));
	}

	.wm-floating-buttons__tooltip {
		display: none;
	}

	.wm-floating-buttons__icon {
		font-size: 1.2rem;
	}

	.wm-floating-buttons__icon-zalo,
	.wm-floating-buttons__icon-facebook {
		width: 22px;
		height: 22px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.wm-floating-buttons__btn,
	.wm-floating-buttons__pulse {
		animation: none !important;
	}

	.wm-floating-buttons__btn {
		transition: box-shadow 0.2s ease, transform 0.2s ease;
	}
}