.wacb-widget {
	position: fixed;
	bottom: 20px;
	z-index: 999999;
	--wacb-color: #25D366;
	--wacb-button-size: 60px;
	--wacb-icon-size: 32px;
	--wacb-font-size: 14px;
	--wacb-font-weight: 500;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
	direction: ltr;
}
.wacb-widget.wacb-right { right: 20px; }
.wacb-widget.wacb-left { left: 20px; }

.wacb-button {
	width: var(--wacb-button-size);
	height: var(--wacb-button-size);
	border-radius: 50%;
	background: var(--wacb-color);
	box-shadow: 0 4px 14px rgba(0,0,0,.25);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	opacity: 0;
	transform: scale(.6);
	transition: opacity .25s ease, transform .25s ease;
	position: relative;
}
.wacb-widget.wacb-show .wacb-button {
	opacity: 1;
	transform: scale(1);
}
.wacb-icon { width: var(--wacb-icon-size); height: var(--wacb-icon-size); }
.wacb-icon-custom { object-fit: contain; }

.wacb-tooltip {
	position: absolute;
	bottom: 8px;
	background: #fff;
	color: #111;
	padding: 10px 16px;
	border-radius: 8px;
	box-shadow: 0 4px 14px rgba(0,0,0,.2);
	white-space: nowrap;
	font-size: var(--wacb-font-size);
	font-weight: var(--wacb-font-weight);
	opacity: 0;
	pointer-events: none;
	transform: translateY(6px);
	transition: opacity .25s ease, transform .25s ease;
}
.wacb-right .wacb-tooltip { right: calc(var(--wacb-button-size) + 12px); }
.wacb-left .wacb-tooltip { left: calc(var(--wacb-button-size) + 12px); }
.wacb-tooltip.wacb-visible {
	opacity: 1;
	transform: translateY(0);
	pointer-events: auto;
}
.wacb-badge {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 18px;
	height: 18px;
	padding: 0 4px;
	margin-left: 6px;
	border-radius: 999px;
	background: #ff3b30;
	color: #fff;
	font-size: 11px;
	font-weight: 700;
}

.wacb-chatbox {
	position: absolute;
	bottom: calc(var(--wacb-button-size) + 16px);
	width: 300px;
	background: #fff;
	border-radius: 12px;
	box-shadow: 0 8px 30px rgba(0,0,0,.25);
	overflow: hidden;
	opacity: 0;
	transform: translateY(10px) scale(.98);
	pointer-events: none;
	transition: opacity .2s ease, transform .2s ease;
}
.wacb-right .wacb-chatbox { right: 0; }
.wacb-left .wacb-chatbox { left: 0; }
.wacb-chatbox.wacb-open {
	opacity: 1;
	transform: translateY(0) scale(1);
	pointer-events: auto;
}
.wacb-chatbox[hidden] { display: none; }

.wacb-header {
	background: var(--wacb-color);
	color: #fff;
	padding: 14px 16px;
	display: flex;
	align-items: center;
	gap: 10px;
}
.wacb-header-icon { width: 22px; height: 22px; flex-shrink: 0; }
.wacb-header-icon.wacb-icon-custom { object-fit: contain; }
.wacb-header-title { font-weight: var(--wacb-font-weight); font-size: var(--wacb-font-size); flex-grow: 1; }
.wacb-close {
	background: transparent;
	border: none;
	color: #fff;
	font-size: 22px;
	line-height: 1;
	cursor: pointer;
	padding: 0;
}

.wacb-body { padding: 16px; background: #e5ddd5; }
.wacb-bubble {
	background: #fff;
	border-radius: 8px;
	padding: 10px 14px;
	font-size: var(--wacb-font-size);
	font-weight: var(--wacb-font-weight);
	line-height: 1.5;
	color: #111;
	box-shadow: 0 1px 2px rgba(0,0,0,.1);
}

.wacb-cta {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	background: var(--wacb-color);
	color: #fff;
	text-decoration: none;
	font-size: var(--wacb-font-size);
	font-weight: var(--wacb-font-weight);
	padding: 12px 16px;
	margin: 0 16px 16px;
	border-radius: 8px;
}
.wacb-send-icon { width: 16px; height: 16px; }

@media (max-width: 480px) {
	.wacb-chatbox { width: calc(100vw - 40px); }
}