:root {
	--space: 16px;
	--radius: 12px;
	--shadow: 0 4px 16px rgba(0,0,0,0.06);
	--border: 1px solid rgba(0,0,0,0.08);
	--muted: #6b7280;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
	margin: 0;
	font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
	background: #fff;
	color: #111827;
	line-height: 1.5;
	font-size: 16px;
}

.app-header {
	position: sticky;
	top: 0;
	z-index: 10;
	display: grid;
	grid-template-columns: 1fr auto auto;
	align-items: center;
	gap: var(--space);
	padding: var(--space);
	background: #fff;
	box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.brand { font-weight: 700; letter-spacing: 0.2px; }

.tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.tab {
	appearance: none;
	border: var(--border);
	background: #fff;
	border-radius: 999px;
	padding: 6px 12px;
	cursor: pointer;
	font-size: 14px;
}
.tab.active { background: #111827; color: #fff; border-color: #111827; }

.cart-button {
	position: relative;
	appearance: none; border: none; background: #fff; cursor: pointer;
	border-radius: 999px; padding: 8px 12px; border: var(--border);
}
.cart-icon { font-size: 18px; }
.cart-badge {
	position: absolute; top: -6px; right: -6px;
	background: #111827; color: #fff; border-radius: 999px; font-size: 12px; line-height: 1;
	padding: 4px 6px; min-width: 20px; text-align: center;
}

.content { padding: var(--space); max-width: 1200px; margin: 0 auto; }

.grid { display: grid; gap: var(--space); grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }

.tile {
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	border: var(--border);
	overflow: hidden;
	background: #fff;
	cursor: pointer;
	transition: transform 0.1s ease, box-shadow 0.1s ease;
}
.tile:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.tile-img { width: 100%; height: 120px; object-fit: cover; display: block; background: #f3f4f6; }
.tile-label { padding: 10px 12px; font-weight: 600; font-size: 14px; }

.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.toast {
	position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%);
	background: #111827; color: #fff; padding: 10px 14px; border-radius: 999px; box-shadow: var(--shadow);
}

.modal {
	position: fixed; inset: 0; background: rgba(0,0,0,0.3);
	display: grid; place-items: center;
}
.modal-content {
	width: min(640px, calc(100% - 32px));
	background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: var(--border);
	overflow: hidden;
}
.modal-header, .modal-footer { padding: 12px 16px; display: flex; align-items: center; justify-content: space-between; }
.modal-body { padding: 0 16px 16px; max-height: 60vh; overflow: auto; }
.modal-error { color: #b91c1c; background: #fee2e2; padding: 8px 12px; margin: 8px 16px; border-radius: 8px; border: 1px solid #fecaca; }
.icon { border: none; background: transparent; cursor: pointer; font-size: 18px; }

.primary {
	appearance: none; border: none; background: #111827; color: #fff; padding: 10px 14px; border-radius: 10px; cursor: pointer;
}
.secondary {
	appearance: none; border: var(--border); background: #fff; padding: 8px 12px; border-radius: 10px; cursor: pointer;
}

.cart-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 12px 0; border-bottom: 1px solid #f3f4f6; }
.cart-qty { display: inline-flex; gap: 6px; align-items: center; }
.qty-btn { width: 28px; height: 28px; border-radius: 8px; border: var(--border); background: #fff; cursor: pointer; }

.fridge-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space); }
.table-wrap { overflow: auto; border-radius: 10px; border: var(--border); box-shadow: var(--shadow); }
.fridge-table { width: 100%; border-collapse: collapse; }
.fridge-table th, .fridge-table td { padding: 10px 12px; border-bottom: 1px solid #f3f4f6; }
.fridge-table th.num, .fridge-table td.num { text-align: right; }
.admin-col { width: 120px; text-align: right; }
.edit-input { width: 100px; padding: 6px 8px; border-radius: 8px; border: var(--border); }
.save-btn { padding: 6px 10px; border-radius: 8px; border: var(--border); background: #fff; cursor: pointer; }

/* Fridge thumbnails */
.img-cell { width: 60px; }
.img-slot { width: 44px; height: 44px; border-radius: 10px; overflow: hidden; background: #f3f4f6; display: inline-block; vertical-align: middle; border: var(--border); box-shadow: var(--shadow); }
.fridge-img { width: 100%; height: 100%; object-fit: cover; display: block; }

@media (min-width: 1024px) {
	.tile-img { height: 160px; }
}