/**
 * Lens Specs for WooCommerce — Frontend
 *
 * Table of contents:
 * 1. Base / variables
 * 2. Sections & fields
 * 3. Button group & image option cards
 * 4. Radio / checkbox / inputs
 * 5. Prescription
 * 6. Extra price
 * 7. Style variants
 * 8. Media queries
 */

/* -------------------------------------------------------------------------
 * 1. Base / variables
 * ------------------------------------------------------------------------- */
.lsfw-options {
	--lsfw-primary: #e53935;
	--lsfw-accent: #f57c00;
	--lsfw-radius: 8px;
	--lsfw-section-gap: 16px;
	--lsfw-border: rgba(0, 0, 0, 0.12);
	--lsfw-bg-soft: rgba(0, 0, 0, 0.03);
	--lsfw-text: inherit;
	box-sizing: border-box;
	width: 100%;
	margin: 1.25em 0;
	color: var(--lsfw-text);
	font: inherit;
}

.lsfw-options *,
.lsfw-options *::before,
.lsfw-options *::after {
	box-sizing: border-box;
}

.lsfw-options.is-hidden,
.lsfw-field.is-hidden {
	display: none !important;
}

/* -------------------------------------------------------------------------
 * 2. Sections & fields
 * ------------------------------------------------------------------------- */
.lsfw-section {
	margin-bottom: var(--lsfw-section-gap);
}

.lsfw-section__title {
	margin: 0 0 0.5em;
	font-size: 1.1em;
	font-weight: 600;
}

.lsfw-section__desc {
	margin: 0 0 0.75em;
	opacity: 0.8;
}

.lsfw-field {
	margin-bottom: 1em;
	padding: 1em;
	border: 1px solid var(--lsfw-border);
	border-radius: var(--lsfw-radius);
	background: var(--lsfw-bg-soft);
}

.lsfw-field__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5em;
	margin-bottom: 0.5em;
}

.lsfw-field__label {
	display: block;
	margin: 0;
	font-weight: 600;
	font-size: 1em;
}

.lsfw-required {
	color: var(--lsfw-primary);
}

.lsfw-field__desc {
	margin: 0 0 0.5em;
	font-size: 0.925em;
	opacity: 0.85;
}

.lsfw-field__note {
	margin: 0 0 0.75em;
	color: var(--lsfw-primary);
	font-size: 0.9em;
}

.lsfw-heading__title {
	margin: 0 0 0.35em;
	font-size: 1.05em;
}

.lsfw-heading__desc {
	margin: 0;
	opacity: 0.85;
}

/* -------------------------------------------------------------------------
 * 3. Button group & image option cards
 * ------------------------------------------------------------------------- */
.lsfw-button-group,
.lsfw-image-options,
.lsfw-checkbox-list.lsfw-layout-grid {
	display: grid;
	grid-template-columns: repeat(var(--lsfw-cols, 3), minmax(0, 1fr));
	gap: 0.75em;
}

.lsfw-layout-rows {
	display: flex;
	flex-direction: column;
	gap: 0.75em;
}

.lsfw-option-card {
	position: relative;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	margin: 0;
	padding: 1em;
	border: 1px solid var(--lsfw-border);
	border-radius: var(--lsfw-radius);
	background: #fff;
	cursor: pointer;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
	text-align: center;
}

.lsfw-option-card:hover {
	border-color: rgba(0, 0, 0, 0.28);
}

.lsfw-option-card.is-selected {
	border-color: var(--lsfw-primary);
	border-width: 2px;
	box-shadow: 0 0 0 1px var(--lsfw-primary);
}

.lsfw-option-card--button {
	min-height: 64px;
}

.lsfw-option-input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.lsfw-option-card__clear {
	position: absolute;
	top: 6px;
	right: 8px;
	display: none;
	width: 22px;
	height: 22px;
	line-height: 20px;
	border-radius: 50%;
	background: var(--lsfw-primary);
	color: #fff;
	font-size: 16px;
	font-weight: 700;
	cursor: pointer;
}

.lsfw-option-card.is-selected .lsfw-option-card__clear {
	display: block;
}

.lsfw-option-card__media {
	display: block;
	width: 100%;
	aspect-ratio: 1 / 1;
	margin-bottom: 0.65em;
	overflow: hidden;
	border-radius: calc(var(--lsfw-radius) - 2px);
	background: var(--lsfw-bg-soft);
}

.lsfw-option-card__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.lsfw-option-card__placeholder {
	display: block;
	width: 100%;
	height: 100%;
	background: linear-gradient(135deg, #eee, #f7f7f7);
}

.lsfw-option-card__label {
	display: block;
	font-weight: 600;
	line-height: 1.3;
}

.lsfw-option-card__price {
	display: block;
	margin-top: 0.35em;
	color: var(--lsfw-accent);
	font-weight: 600;
	font-size: 0.95em;
}

.lsfw-image-options.lsfw-layout-rows .lsfw-option-card--image {
	flex-direction: row;
	text-align: left;
	align-items: center;
	gap: 1em;
}

.lsfw-image-options.lsfw-layout-rows .lsfw-option-card__media {
	width: 88px;
	flex: 0 0 88px;
	margin: 0;
}

/* -------------------------------------------------------------------------
 * 4. Radio / checkbox / inputs
 * ------------------------------------------------------------------------- */
.lsfw-radio-list,
.lsfw-checkbox-list.lsfw-layout-rows {
	display: flex;
	flex-direction: column;
	gap: 0.55em;
}

.lsfw-radio-item,
.lsfw-checkbox-item {
	display: flex;
	align-items: center;
	gap: 0.5em;
	margin: 0;
	cursor: pointer;
}

.lsfw-radio-item input,
.lsfw-checkbox-item input {
	position: static;
	opacity: 1;
	pointer-events: auto;
	margin: 0;
}

.lsfw-radio-item__price,
.lsfw-checkbox-item__price {
	color: var(--lsfw-accent);
	font-size: 0.9em;
}

.lsfw-input,
.lsfw-select,
.lsfw-textarea {
	width: 100%;
	max-width: 100%;
	padding: 0.6em 0.75em;
	border: 1px solid var(--lsfw-border);
	border-radius: var(--lsfw-radius);
	background: #fff;
	font: inherit;
	color: inherit;
}

.lsfw-file-upload {
	display: flex;
	flex-direction: column;
	gap: 0.35em;
}

.lsfw-file-hint,
.lsfw-file-current {
	margin: 0;
	font-size: 0.875em;
	opacity: 0.8;
}

/* -------------------------------------------------------------------------
 * 5. Prescription
 * ------------------------------------------------------------------------- */
.lsfw-prescription__modes {
	display: flex;
	flex-direction: column;
	gap: 0.5em;
	margin-bottom: 1em;
}

.lsfw-prescription__manual-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0.75em;
}

.lsfw-prescription__manual-field label {
	display: block;
	margin-bottom: 0.25em;
	font-size: 0.875em;
	font-weight: 600;
}

.lsfw-prescription__table-wrap {
	margin-top: 1em;
	overflow-x: auto;
}

.lsfw-prescription__table {
	width: 100%;
	border-collapse: collapse;
	table-layout: fixed;
}

.lsfw-prescription__table th,
.lsfw-prescription__table td {
	padding: 0.65em 0.4em;
	border-bottom: 1px solid var(--lsfw-border, #e5e5e5);
	text-align: center;
	vertical-align: middle;
}

.lsfw-prescription__table thead th {
	font-size: 0.75em;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: #444;
	border-bottom: 1px solid var(--lsfw-border, #d0d0d0);
}

.lsfw-prescription__row-label,
.lsfw-prescription__th-eye {
	text-align: left;
	font-size: 0.85em;
	font-weight: 600;
	color: #444;
	white-space: nowrap;
	width: 7.5em;
}

.lsfw-prescription__select,
.lsfw-prescription__table .lsfw-input {
	width: 100%;
	min-width: 0;
	padding: 0.45em 0.5em;
	font-size: 0.9em;
}

.lsfw-option--hidden,
.lsfw-field.is-hidden {
	display: none !important;
}

.lsfw-field--nested {
	margin-left: 0;
}

/* -------------------------------------------------------------------------
 * 6. Extra price
 * ------------------------------------------------------------------------- */
.lsfw-extra-price {
	margin-top: 0.75em;
	padding: 0.75em 1em;
	border-radius: var(--lsfw-radius);
	background: var(--lsfw-bg-soft);
	font-weight: 600;
}

.lsfw-extra-price__amount {
	color: var(--lsfw-accent);
}

/* -------------------------------------------------------------------------
 * 7. Style variants
 * ------------------------------------------------------------------------- */
.lsfw-style-theme .lsfw-field {
	background: transparent;
	border-color: currentColor;
	border-color: color-mix(in srgb, currentColor 18%, transparent);
}

.lsfw-style-minimal .lsfw-field {
	padding: 0.5em 0;
	border: 0;
	background: transparent;
}

.lsfw-style-minimal .lsfw-option-card {
	background: transparent;
}

.lsfw-style-cards .lsfw-field {
	background: #f6f6f6;
	border: 0;
	box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

/* -------------------------------------------------------------------------
 * 8. Media queries
 * ------------------------------------------------------------------------- */
@media (max-width: 782px) {
	.lsfw-button-group,
	.lsfw-image-options,
	.lsfw-checkbox-list.lsfw-layout-grid,
	.lsfw-prescription__manual-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.lsfw-prescription__row-label,
	.lsfw-prescription__th-eye {
		width: 5.5em;
		font-size: 0.75em;
	}
}

@media (max-width: 480px) {
	.lsfw-button-group,
	.lsfw-image-options,
	.lsfw-checkbox-list.lsfw-layout-grid,
	.lsfw-prescription__manual-grid {
		grid-template-columns: 1fr;
	}
}