feat: initial release of CommerceKit Floating Cart add-on v1.0.0

assets/css/floating-cart.css

@@ -0,0 +1,124 @@
+/* ==========================================================================
+   CommerceKit Floating Cart
+   ========================================================================== */
+
+/* Container – fixed to bottom-right, above most theme layers */
+#cgkit-floating-cart {
+	position: fixed;
+	bottom: 28px;
+	right: 28px;
+	z-index: 99998; /* below most modals/overlays but above normal content */
+}
+
+/* The circle button */
+.cgkit-floating-cart__btn {
+	position: relative;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	width: 56px;
+	height: 56px;
+	padding: 0;
+	border: none;
+	border-radius: 50%;
+	background-color: #2c2c2c;
+	color: #ffffff;
+	cursor: pointer;
+	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.22);
+	transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
+	/* Prevent tap-highlight on mobile */
+	-webkit-tap-highlight-color: transparent;
+}
+
+.cgkit-floating-cart__btn:hover,
+.cgkit-floating-cart__btn:focus-visible {
+	background-color: #444444;
+	transform: scale(1.08);
+	box-shadow: 0 6px 22px rgba(0, 0, 0, 0.3);
+	outline: none;
+}
+
+.cgkit-floating-cart__btn:active {
+	transform: scale(0.96);
+}
+
+/* Cart icon SVG */
+.cgkit-floating-cart__icon {
+	display: block;
+	width: 22px;
+	height: 22px;
+	pointer-events: none;
+}
+
+/* Item-count badge */
+.cgkit-floating-cart__count {
+	position: absolute;
+	top: -4px;
+	right: -4px;
+	min-width: 20px;
+	height: 20px;
+	padding: 0 4px;
+	border-radius: 10px;
+	background-color: #e84040;
+	color: #ffffff;
+	font-size: 11px;
+	font-weight: 700;
+	line-height: 20px;
+	text-align: center;
+	pointer-events: none;
+	transition: transform 0.15s ease;
+}
+
+/* Hide badge when cart is empty */
+.cgkit-floating-cart__count--hidden {
+	display: none;
+}
+
+/* "Bump" animation when count changes */
+.cgkit-floating-cart__count--bump {
+	animation: cgkit-fc-bump 0.3s ease;
+}
+
+@keyframes cgkit-fc-bump {
+	0%   { transform: scale(1); }
+	50%  { transform: scale(1.4); }
+	100% { transform: scale(1); }
+}
+
+/* "Pulse" ring that briefly appears after add-to-cart */
+.cgkit-floating-cart__btn::after {
+	content: '';
+	position: absolute;
+	inset: 0;
+	border-radius: 50%;
+	border: 2px solid #2c2c2c;
+	opacity: 0;
+	transform: scale(1);
+}
+
+.cgkit-floating-cart__btn.cgkit-fc--pulse::after {
+	animation: cgkit-fc-pulse 0.5s ease-out forwards;
+}
+
+@keyframes cgkit-fc-pulse {
+	0%   { opacity: 0.6; transform: scale(1); }
+	100% { opacity: 0; transform: scale(1.6); }
+}
+
+/* Responsive: shrink slightly on small screens */
+@media (max-width: 480px) {
+	#cgkit-floating-cart {
+		bottom: 18px;
+		right: 18px;
+	}
+
+	.cgkit-floating-cart__btn {
+		width: 50px;
+		height: 50px;
+	}
+
+	.cgkit-floating-cart__icon {
+		width: 20px;
+		height: 20px;
+	}
+}