/**
 * Botón flotante de WhatsApp — Live Consulting Perú.
 *
 * Marcado en inc/lc-whatsapp.php. Vive fijo en la esquina inferior derecha,
 * por debajo del preloader (z-index 999999) y por encima del resto.
 */

:root {
	--lc-wa-green: #25d366;
	--lc-wa-green-dark: #1da851;
	--lc-wa-size: 60px;
	--lc-wa-inset: 24px;
}

.lc-whatsapp {
	position: fixed;
	right: var(--lc-wa-inset);
	bottom: var(--lc-wa-inset);
	z-index: 9990;
	display: flex;
	align-items: center;
	justify-content: center;
	width: var(--lc-wa-size);
	height: var(--lc-wa-size);
	border-radius: 50%;
	background: var(--lc-wa-green);
	color: #fff;
	box-shadow: 0 6px 20px rgba(0, 0, 0, .22);
	text-decoration: none;
	/* La entrada corre una sola vez; el flotar es continuo. */
	animation: lc-wa-in .45s cubic-bezier(.34, 1.56, .64, 1) both,
	           lc-wa-float 3.2s ease-in-out 1s infinite;
	transition: background-color .25s ease, transform .25s ease, box-shadow .25s ease;
}

.lc-whatsapp:hover,
.lc-whatsapp:focus-visible {
	background: var(--lc-wa-green-dark);
	color: #fff;
	transform: scale(1.08);
	box-shadow: 0 10px 26px rgba(0, 0, 0, .3);
}

.lc-whatsapp:focus-visible {
	outline: 3px solid #fff;
	outline-offset: 3px;
}

.lc-whatsapp__icon {
	width: 55%;
	height: 55%;
	display: block;
	fill: currentColor;
}

/* Anillo que late para atraer la mirada. Es decorativo: va detrás del botón
   y no intercepta clics. */
.lc-whatsapp::before {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: 50%;
	background: var(--lc-wa-green);
	opacity: .55;
	z-index: -1;
	pointer-events: none;
	animation: lc-wa-pulse 2.4s ease-out infinite;
}

/* Globo con el texto. Solo en pantallas con espacio: en móvil el botón se
   basta solo y el globo estorbaría. */
.lc-whatsapp__label {
	position: absolute;
	right: calc(100% + 12px);
	white-space: nowrap;
	background: #12291c;
	color: #fff;
	font-size: 14px;
	line-height: 1;
	padding: 10px 14px;
	border-radius: 8px;
	box-shadow: 0 4px 14px rgba(0, 0, 0, .2);
	opacity: 0;
	transform: translateX(8px);
	pointer-events: none;
	transition: opacity .25s ease, transform .25s ease;
}

.lc-whatsapp__label::after {
	content: "";
	position: absolute;
	top: 50%;
	left: 100%;
	transform: translateY(-50%);
	border: 6px solid transparent;
	border-left-color: #12291c;
}

.lc-whatsapp:hover .lc-whatsapp__label,
.lc-whatsapp:focus-visible .lc-whatsapp__label {
	opacity: 1;
	transform: translateX(0);
}

@keyframes lc-wa-in {
	from { opacity: 0; transform: scale(.4) translateY(20px); }
	to   { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes lc-wa-float {
	0%, 100% { transform: translateY(0); }
	50%      { transform: translateY(-6px); }
}

@keyframes lc-wa-pulse {
	0%   { transform: scale(1);   opacity: .55; }
	70%  { transform: scale(1.6); opacity: 0; }
	100% { transform: scale(1.6); opacity: 0; }
}

@media (max-width: 782px) {
	:root {
		--lc-wa-size: 54px;
		--lc-wa-inset: 16px;
	}

	.lc-whatsapp__label {
		display: none;
	}
}

/* Sin movimiento: el botón sigue estando, pero quieto. */
@media (prefers-reduced-motion: reduce) {
	.lc-whatsapp,
	.lc-whatsapp::before {
		animation: none;
	}

	.lc-whatsapp {
		transition: background-color .25s ease;
	}

	.lc-whatsapp:hover,
	.lc-whatsapp:focus-visible {
		transform: none;
	}
}