/**
 * WWN Best Price Offers — frontend styles.
 * Mobile-first, CSS variables, flexbox/grid, no framework dependency.
 */

:root {
	--wwn-green: #1aa260;
	--wwn-green-dark: #128047;
	--wwn-green-light: #e7f8ef;
	--wwn-text: #1a1a1a;
	--wwn-text-muted: #6b7280;
	--wwn-border: #e5e7eb;
	--wwn-surface: #ffffff;
	--wwn-backdrop: rgba(17, 24, 39, 0.45);
	--wwn-radius-sm: 6px;
	--wwn-radius-md: 10px;
	--wwn-radius-lg: 16px;
	--wwn-shadow: 0 12px 32px rgba(17, 24, 39, 0.16);
	--wwn-transition-fast: 160ms ease;
	--wwn-transition-drawer: 300ms ease;
	--wwn-font: inherit;
}

.wwn-offer-widget,
.wwn-offer-drawer,
.wwn-cart-savings,
.wwn-checkout-savings {
	box-sizing: border-box;
	font-family: var(--wwn-font);
}

.wwn-offer-widget *,
.wwn-offer-drawer *,
.wwn-cart-savings *,
.wwn-checkout-savings * {
	box-sizing: border-box;
}

/* ---------------------------------------------------------------- */
/* Product page widget                                               */
/* ---------------------------------------------------------------- */

#wwn-offer-widget-container {
	margin: 14px 0;
	width: 100%;
}

.wwn-offer-widget {
	display: flex;
	align-items: center;
	gap: 10px;
	width: 100%;
	padding: 12px 16px;
	background: var(--wwn-green-light);
	border: 1px solid rgba(26, 162, 96, 0.35);
	border-radius: var(--wwn-radius-md);
	cursor: pointer;
	user-select: none;
	transition: background var(--wwn-transition-fast), transform var(--wwn-transition-fast), box-shadow var(--wwn-transition-fast);
}

.wwn-offer-widget:hover,
.wwn-offer-widget:focus-visible {
	background: #d7f4e4;
	box-shadow: 0 4px 14px rgba(26, 162, 96, 0.22);
	transform: translateY(-1px);
	outline: none;
}

.wwn-offer-widget:active {
	transform: translateY(0);
}

.wwn-offer-widget__icon {
	font-size: 18px;
	line-height: 1;
	flex-shrink: 0;
}

.wwn-offer-widget__text {
	flex: 1 1 auto;
	font-size: 14px;
	font-weight: 500;
	color: var(--wwn-green-dark);
	line-height: 1.4;
}

.wwn-offer-widget__price {
	font-weight: 700;
	color: var(--wwn-green-dark);
}

.wwn-offer-widget__arrow {
	flex-shrink: 0;
	font-size: 18px;
	font-weight: 700;
	color: var(--wwn-green-dark);
	transition: transform var(--wwn-transition-fast);
}

.wwn-offer-widget:hover .wwn-offer-widget__arrow {
	transform: translateX(3px);
}

/* ---------------------------------------------------------------- */
/* Drawer backdrop + panel                                           */
/* ---------------------------------------------------------------- */

.wwn-offer-drawer-backdrop {
	position: fixed;
	inset: 0;
	background: var(--wwn-backdrop);
	backdrop-filter: blur(4px);
	-webkit-backdrop-filter: blur(4px);
	opacity: 0;
	visibility: hidden;
	transition: opacity var(--wwn-transition-drawer), visibility var(--wwn-transition-drawer);
	z-index: 100000;
}

.wwn-offer-drawer {
	position: fixed;
	top: 0;
	right: 0;
	height: 100%;
	width: 100%;
	max-width: 420px;
	background: var(--wwn-surface);
	box-shadow: var(--wwn-shadow);
	transform: translateX(100%);
	transition: transform var(--wwn-transition-drawer);
	z-index: 100001;
	display: flex;
	flex-direction: column;
}

body.wwn-drawer-open {
	overflow: hidden;
}

body.wwn-drawer-open .wwn-offer-drawer-backdrop {
	opacity: 1;
	visibility: visible;
}

body.wwn-drawer-open .wwn-offer-drawer {
	transform: translateX(0);
}

.wwn-offer-drawer__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 18px 20px;
	border-bottom: 1px solid var(--wwn-border);
	flex-shrink: 0;
}

.wwn-offer-drawer__title {
	margin: 0;
	font-size: 15px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--wwn-text);
}

.wwn-offer-drawer__close {
	background: none;
	border: none;
	font-size: 26px;
	line-height: 1;
	color: var(--wwn-text-muted);
	cursor: pointer;
	padding: 4px 8px;
	border-radius: var(--wwn-radius-sm);
	transition: background var(--wwn-transition-fast), color var(--wwn-transition-fast);
}

.wwn-offer-drawer__close:hover {
	background: var(--wwn-border);
	color: var(--wwn-text);
}

.wwn-offer-drawer__summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 14px 20px;
	background: var(--wwn-green-light);
	border-bottom: 1px solid rgba(26, 162, 96, 0.25);
	flex-shrink: 0;
}

.wwn-offer-drawer__summary-label {
	font-size: 13px;
	color: var(--wwn-green-dark);
	font-weight: 500;
}

.wwn-offer-drawer__summary-price {
	font-size: 20px;
	font-weight: 800;
	color: var(--wwn-green-dark);
}

.wwn-offer-drawer__body {
	flex: 1 1 auto;
	overflow-y: auto;
	padding: 16px 20px 32px;
	-webkit-overflow-scrolling: touch;
}

.wwn-offer-drawer__empty {
	color: var(--wwn-text-muted);
	text-align: center;
	margin-top: 40px;
}

/* ---------------------------------------------------------------- */
/* Offer sections & cards                                            */
/* ---------------------------------------------------------------- */

.wwn-offer-section {
	margin-bottom: 22px;
}

.wwn-offer-section__title {
	font-size: 12px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--wwn-text-muted);
	margin: 0 0 10px;
}

.wwn-offer-section__list {
	display: grid;
	grid-template-columns: 1fr;
	gap: 10px;
}

.wwn-offer-card {
	--wwn-badge-color: var(--wwn-green);
	position: relative;
	display: flex;
	gap: 12px;
	align-items: flex-start;
	padding: 14px;
	border: 1px solid var(--wwn-border);
	border-left: 3px solid var(--wwn-badge-color);
	border-radius: var(--wwn-radius-md);
	background: var(--wwn-surface);
	transition: box-shadow var(--wwn-transition-fast), transform var(--wwn-transition-fast);
}

.wwn-offer-card:hover {
	box-shadow: 0 6px 18px rgba(17, 24, 39, 0.08);
	transform: translateY(-1px);
}

.wwn-offer-card__icon {
	flex-shrink: 0;
	width: 34px;
	height: 34px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 18px;
	border-radius: 50%;
	background: color-mix(in srgb, var(--wwn-badge-color) 14%, white);
}

.wwn-offer-card__icon img {
	width: 20px;
	height: 20px;
	object-fit: contain;
}

.wwn-offer-card__content {
	flex: 1 1 auto;
	min-width: 0;
}

.wwn-offer-card__title {
	font-size: 14px;
	font-weight: 700;
	color: var(--wwn-text);
	word-break: break-word;
}

.wwn-offer-card__badge {
	display: inline-block;
	margin-top: 4px;
	font-size: 12px;
	font-weight: 600;
	color: var(--wwn-badge-color);
}

.wwn-offer-card__meta {
	margin-top: 4px;
	font-size: 12px;
	color: var(--wwn-text-muted);
}

.wwn-offer-card__terms {
	margin-top: 6px;
	font-size: 11px;
	color: var(--wwn-text-muted);
	line-height: 1.5;
}

.wwn-offer-card__link {
	display: inline-block;
	margin-top: 6px;
	font-size: 12px;
	font-weight: 600;
	color: var(--wwn-green-dark);
	text-decoration: underline;
}

.wwn-offer-card__price {
	flex-shrink: 0;
	text-align: right;
	padding-left: 8px;
}

.wwn-offer-card__price-label {
	display: block;
	font-size: 10px;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: var(--wwn-text-muted);
}

.wwn-offer-card__price-value {
	display: block;
	font-size: 15px;
	font-weight: 800;
	color: var(--wwn-badge-color);
}

/* ---------------------------------------------------------------- */
/* Cart & checkout banners                                           */
/* ---------------------------------------------------------------- */

.wwn-cart-savings,
.wwn-checkout-savings {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	margin: 12px 0;
	padding: 10px 14px;
	background: var(--wwn-green-light);
	border: 1px dashed var(--wwn-green);
	border-radius: var(--wwn-radius-sm);
	font-size: 13px;
	color: var(--wwn-green-dark);
}

.wwn-cart-savings__badge {
	margin-left: auto;
	font-size: 11px;
	font-weight: 700;
	padding: 3px 8px;
	background: var(--wwn-green);
	color: #fff;
	border-radius: 999px;
}

/* ---------------------------------------------------------------- */
/* Responsive                                                        */
/* ---------------------------------------------------------------- */

@media (min-width: 782px) {
	.wwn-offer-section__list {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 480px) {
	.wwn-offer-drawer {
		max-width: 100%;
	}

	.wwn-offer-widget__text {
		font-size: 13px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.wwn-offer-drawer,
	.wwn-offer-drawer-backdrop,
	.wwn-offer-widget,
	.wwn-offer-widget__arrow,
	.wwn-offer-card {
		transition: none !important;
	}
}