*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

:root {
	--brand: #25bff1;
	--accent: #424b5d;
	--bg: #f5f5f5;
	--surface: #ffffff;
	--border: #eaeaea;
	--text: #1a1a1a;
	--text-muted: #6b6b6b;
	--radius: 8px;
	--shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

body {
	font-family: system-ui, sans-serif;
	background: var(--bg);
	color: var(--text);
	line-height: 1.6;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 1.5rem;
}

/* Header */
.site-header {
	background: var(--brand);
	padding: 1rem 0;
	position: sticky;
	top: 0;
	z-index: 100;
}
.site-header .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.brand {
	text-decoration: none;
}
.brand-amrod {
	color: #fff;
	font-size: 1.6rem;
	font-weight: 700;
	letter-spacing: -0.5px;
}
.nav {
	display: flex;
	align-items: center;
	gap: 1.5rem;
}
.nav-link {
	color: rgba(255, 255, 255, 0.85);
	text-decoration: none;
	font-size: 0.95rem;
	transition: color 0.2s;
}
.nav-link:hover {
	color: #fff;
}
.cart-count {
	background: var(--accent);
	color: #fff;
	font-size: 0.7rem;
	font-weight: 700;
	padding: 1px 6px;
	border-radius: 999px;
	margin-left: 4px;
}

/* Hero */
.catalog-hero {
	background: var(--brand);
	color: #fff;
	padding: 3rem 0 2.5rem;
}
.catalog-hero h1 {
	font-size: 2rem;
	font-weight: 700;
	margin-bottom: 0.5rem;
}
.catalog-hero p {
	color: rgba(255, 255, 255, 0.7);
	font-size: 1rem;
}

/* Filters */
.filters {
	padding: 1.5rem 0;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}
.filter-row {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem;
}
.filter-sep {
	color: var(--text-muted);
}
.filter-error {
	color: var(--accent);
	font-size: 0.85rem;
	min-height: 1.2rem;
}
.checkbox-label {
	display: flex;
	align-items: center;
	gap: 0.4rem;
	font-size: 0.9rem;
	cursor: pointer;
}

/* Inputs */
.input {
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 0.55rem 0.85rem;
	font-size: 0.9rem;
	background: var(--surface);
	color: var(--text);
	width: 100%;
	transition: border-color 0.2s;
}
.input:focus {
	outline: none;
	border-color: var(--accent);
}
.input-sm {
	width: auto;
	min-width: 130px;
}
select.input {
	cursor: pointer;
}
textarea.input {
	resize: vertical;
}

/* Product grid */
.product-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
	gap: 1.5rem;
	padding-bottom: 3rem;
}

/* Product card */
.product-card {
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	overflow: hidden;
	cursor: pointer;
	transition:
		box-shadow 0.2s,
		transform 0.2s;
}
.product-card:hover {
	box-shadow: var(--shadow);
	transform: translateY(-2px);
}
.product-card:focus {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
}
.product-card-img {
	width: 100%;
	aspect-ratio: 1;
	object-fit: cover;
	background: var(--bg);
	display: block;
}
.product-card-img.placeholder {
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 2.5rem;
}
.product-card-body {
	padding: 1rem;
}
.product-card-name {
	font-weight: 600;
	font-size: 0.95rem;
	margin-bottom: 0.25rem;
}
.product-card-price {
	color: var(--accent);
	font-weight: 700;
	font-size: 1rem;
}
.product-card-stock {
	font-size: 0.8rem;
	color: var(--text-muted);
	margin-top: 0.25rem;
}
.product-card-stock.out {
	color: var(--accent);
}

/* Buttons */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.4rem;
	padding: 0.6rem 1.2rem;
	border-radius: var(--radius);
	font-size: 0.9rem;
	font-weight: 600;
	cursor: pointer;
	border: none;
	transition:
		opacity 0.2s,
		background 0.2s;
	text-decoration: none;
}
.btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}
.btn-primary {
	background: var(--accent);
	color: #fff;
}
.btn-primary:hover:not(:disabled) {
	opacity: 0.88;
}
.btn-outline {
	background: transparent;
	color: var(--text);
	border: 1px solid var(--border);
}
.btn-outline:hover {
	background: var(--bg);
}
.btn-full {
	width: 100%;
}
.btn-sm {
	padding: 0.4rem 0.8rem;
	font-size: 0.82rem;
}

/* Modal */
.modal-overlay {
	position: fixed;
	inset: 0;
	background: rgba(0, 0, 0, 0.5);
	z-index: 200;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 1rem;
}
.modal-overlay.hidden {
	display: none;
}
.modal {
	background: var(--surface);
	border-radius: var(--radius);
	max-width: 640px;
	width: 100%;
	max-height: 90vh;
	overflow-y: auto;
	position: relative;
}
.modal-close {
	position: absolute;
	top: 1rem;
	right: 1rem;
	background: none;
	border: none;
	font-size: 1.5rem;
	cursor: pointer;
	color: var(--text-muted);
	line-height: 1;
}
.modal-body {
	padding: 2rem;
}
.modal-img {
	width: 100%;
	aspect-ratio: 4/3;
	object-fit: cover;
	border-radius: var(--radius);
	margin-bottom: 1.5rem;
	background: var(--bg);
}
.modal-name {
	font-size: 1.4rem;
	font-weight: 700;
	margin-bottom: 0.5rem;
}
.modal-price {
	color: var(--accent);
	font-size: 1.3rem;
	font-weight: 700;
	margin-bottom: 0.75rem;
}
.modal-desc {
	color: var(--text-muted);
	line-height: 1.7;
	margin-bottom: 1.25rem;
}
.modal-stock {
	font-size: 0.9rem;
	margin-bottom: 1.5rem;
}
.modal-actions {
	display: flex;
	gap: 0.75rem;
	align-items: center;
}
.qty-input {
	width: 70px;
	text-align: center;
}

/* Loading */
.loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 1rem;
	padding: 4rem 0;
}
.loading.hidden {
	display: none;
}
.spinner {
	width: 36px;
	height: 36px;
	border: 3px solid var(--border);
	border-top-color: var(--accent);
	border-radius: 50%;
	animation: spin 0.7s linear infinite;
}
@keyframes spin {
	to {
		transform: rotate(360deg);
	}
}

/* Empty state */
.empty-state {
	text-align: center;
	padding: 4rem 0;
	color: var(--text-muted);
}
.empty-state.hidden {
	display: none;
}
.empty-state p {
	margin-bottom: 1rem;
}

/* Cart page */
.cart-page {
	padding: 2.5rem 0;
}
.cart-page h1 {
	font-size: 1.8rem;
	font-weight: 700;
	margin-bottom: 2rem;
}
.cart-layout {
	display: grid;
	grid-template-columns: 1fr 360px;
	gap: 2rem;
	align-items: start;
}
.cart-item {
	display: grid;
	grid-template-columns: 80px 1fr auto;
	gap: 1rem;
	align-items: center;
	padding: 1rem;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	margin-bottom: 0.75rem;
}
.cart-item-img {
	width: 80px;
	height: 80px;
	object-fit: cover;
	border-radius: var(--radius);
	background: var(--bg);
}
.cart-item-name {
	font-weight: 600;
	font-size: 0.95rem;
}
.cart-item-price {
	color: var(--text-muted);
	font-size: 0.9rem;
	margin-top: 0.25rem;
}
.cart-item-actions {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 0.5rem;
}
.cart-summary {
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 1.5rem;
	position: sticky;
	top: 80px;
}
.cart-summary h2 {
	font-size: 1.1rem;
	font-weight: 700;
	margin-bottom: 1rem;
}
.summary-row {
	display: flex;
	justify-content: space-between;
	font-size: 0.95rem;
	padding: 0.5rem 0;
	border-bottom: 1px solid var(--border);
}
.summary-total {
	font-weight: 700;
	font-size: 1.05rem;
	border-bottom: none;
	margin-top: 0.25rem;
}
.checkout-form {
	margin-top: 1.5rem;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}
.checkout-form h3 {
	font-size: 1rem;
	font-weight: 600;
}
.form-error {
	color: var(--accent);
	font-size: 0.85rem;
}
.form-error.hidden {
	display: none;
}

/* Footer */
.site-footer {
	background: var(--brand);
	color: rgba(255, 255, 255, 0.5);
	text-align: center;
	padding: 1.5rem 0;
	font-size: 0.85rem;
	margin-top: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
	.cart-layout {
		grid-template-columns: 1fr;
	}
	.cart-summary {
		position: static;
	}
	.product-grid {
		grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
		gap: 1rem;
	}
	.catalog-hero h1 {
		font-size: 1.5rem;
	}
}