/**
 * Kitchen Configurator Pro — frontend styles
 */

.kcp-configurator {
	--kcp-primary: #1a5f4a;
	--kcp-primary-dark: #134636;
	--kcp-accent: #c8a96e;
	--kcp-bg: #f7f7f5;
	--kcp-surface: #ffffff;
	--kcp-border: #e2e2dc;
	--kcp-text: #1c1c1a;
	--kcp-muted: #6b6b63;
	--kcp-danger: #b42318;
	--kcp-radius: 10px;
	--kcp-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
	color: var(--kcp-text);
	line-height: 1.5;
}

.kcp-configurator *,
.kcp-configurator *::before,
.kcp-configurator *::after {
	box-sizing: border-box;
}

.kcp-configurator__loader {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 2rem;
	color: var(--kcp-muted);
}

.kcp-configurator__spinner {
	width: 1.25rem;
	height: 1.25rem;
	border: 2px solid var(--kcp-border);
	border-top-color: var(--kcp-primary);
	border-radius: 50%;
	animation: kcp-spin 0.8s linear infinite;
}

@keyframes kcp-spin {
	to { transform: rotate(360deg); }
}

/* App layout */
.kcp-app {
	display: grid;
	grid-template-columns: 220px 1fr 280px;
	gap: 1.5rem;
	min-height: 560px;
	background: var(--kcp-bg);
	border: 1px solid var(--kcp-border);
	border-radius: calc(var(--kcp-radius) + 4px);
	padding: 1.5rem;
}

.kcp-app__sidebar,
.kcp-app__price {
	background: var(--kcp-surface);
	border-radius: var(--kcp-radius);
	box-shadow: var(--kcp-shadow);
	padding: 1rem;
}

.kcp-app__main {
	display: flex;
	flex-direction: column;
	background: var(--kcp-surface);
	border-radius: var(--kcp-radius);
	box-shadow: var(--kcp-shadow);
	overflow: hidden;
}

.kcp-app__content {
	flex: 1;
	padding: 1.5rem;
	overflow-y: auto;
}

.kcp-app__footer {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	padding: 1rem 1.5rem;
	border-top: 1px solid var(--kcp-border);
	background: #fafaf8;
}

/* Step navigation */
.kcp-steps {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	margin-bottom: 1.5rem;
}

.kcp-steps__item {
	display: flex;
	align-items: center;
	gap: 0.65rem;
	width: 100%;
	padding: 0.55rem 0.65rem;
	border: none;
	background: transparent;
	border-radius: 8px;
	cursor: pointer;
	text-align: left;
	color: var(--kcp-muted);
	transition: background 0.15s, color 0.15s;
}

.kcp-steps__item:hover {
	background: var(--kcp-bg);
	color: var(--kcp-text);
}

.kcp-steps__item--active {
	background: rgba(26, 95, 74, 0.1);
	color: var(--kcp-primary);
	font-weight: 600;
}

.kcp-steps__item--done .kcp-steps__num {
	background: var(--kcp-primary);
	color: #fff;
}

.kcp-steps__num {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 1.5rem;
	height: 1.5rem;
	border-radius: 50%;
	background: var(--kcp-border);
	font-size: 0.75rem;
	font-weight: 600;
	flex-shrink: 0;
}

.kcp-steps__label {
	font-size: 0.875rem;
}

/* Buttons */
.kcp-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.6rem 1.25rem;
	border-radius: 8px;
	border: 1px solid transparent;
	font-size: 0.9375rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.15s, border-color 0.15s, opacity 0.15s;
}

.kcp-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.kcp-btn--primary {
	background: var(--kcp-primary);
	color: #fff;
}

.kcp-btn--primary:hover:not(:disabled) {
	background: var(--kcp-primary-dark);
}

.kcp-btn--ghost {
	background: transparent;
	border-color: var(--kcp-border);
	color: var(--kcp-text);
}

.kcp-btn--ghost:hover:not(:disabled) {
	background: var(--kcp-bg);
}

.kcp-btn--danger {
	background: transparent;
	border-color: var(--kcp-danger);
	color: var(--kcp-danger);
	margin-top: 1rem;
}

.kcp-btn--small {
	padding: 0.35rem 0.75rem;
	font-size: 0.8125rem;
}

/* Step content */
.kcp-step__title {
	margin: 0 0 1.25rem;
	font-size: 1.375rem;
	font-weight: 700;
}

.kcp-step__header {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1rem;
}

.kcp-empty,
.kcp-hint,
.kcp-loading {
	color: var(--kcp-muted);
}

/* Grid layouts */
.kcp-grid {
	display: grid;
	gap: 1rem;
}

.kcp-grid--layouts {
	grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.kcp-grid--swatches {
	grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
}

/* Cards */
.kcp-card {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.5rem;
	padding: 0.75rem;
	border: 2px solid var(--kcp-border);
	border-radius: var(--kcp-radius);
	background: var(--kcp-surface);
	cursor: pointer;
	transition: border-color 0.15s, box-shadow 0.15s;
}

.kcp-card:hover {
	border-color: var(--kcp-accent);
}

.kcp-card--active {
	border-color: var(--kcp-primary);
	box-shadow: 0 0 0 3px rgba(26, 95, 74, 0.15);
}

.kcp-card__img {
	width: 100%;
	height: 80px;
	object-fit: cover;
	border-radius: 6px;
}

.kcp-card__placeholder {
	width: 100%;
	height: 80px;
	background: linear-gradient(135deg, #ecece6, #d8d8d0);
	border-radius: 6px;
}

.kcp-card__label {
	font-size: 0.875rem;
	font-weight: 600;
	text-align: center;
}

/* Swatches */
.kcp-swatch {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.35rem;
	padding: 0.5rem;
	border: 2px solid var(--kcp-border);
	border-radius: 8px;
	background: var(--kcp-surface);
	cursor: pointer;
	min-height: 90px;
}

.kcp-swatch--active {
	border-color: var(--kcp-primary);
}

.kcp-swatch img {
	width: 48px;
	height: 48px;
	object-fit: cover;
	border-radius: 6px;
}

.kcp-swatch__color {
	width: 48px;
	height: 48px;
	border-radius: 6px;
	border: 1px solid rgba(0, 0, 0, 0.1);
}

.kcp-swatch small {
	font-size: 0.7rem;
	text-align: center;
	color: var(--kcp-muted);
	line-height: 1.2;
}

/* Tabs */
.kcp-tabs {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-bottom: 1.25rem;
}

.kcp-tab {
	padding: 0.4rem 0.85rem;
	border: 1px solid var(--kcp-border);
	border-radius: 999px;
	background: var(--kcp-surface);
	cursor: pointer;
	font-size: 0.8125rem;
}

.kcp-tab--active {
	background: var(--kcp-primary);
	border-color: var(--kcp-primary);
	color: #fff;
}

/* Form fields */
.kcp-field {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
}

.kcp-field--full {
	margin-bottom: 1rem;
}

.kcp-field span {
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--kcp-muted);
}

.kcp-field input,
.kcp-select {
	width: 100%;
	padding: 0.55rem 0.75rem;
	border: 1px solid var(--kcp-border);
	border-radius: 8px;
	font-size: 0.9375rem;
	background: #fff;
}

.kcp-field small {
	font-size: 0.75rem;
	color: var(--kcp-muted);
}

.kcp-dimensions__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1rem;
	margin: 1rem 0;
}

.kcp-panel {
	margin-bottom: 1.5rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid var(--kcp-border);
}

.kcp-panel h3 {
	margin: 0 0 0.75rem;
	font-size: 1rem;
}

.kcp-panel .kcp-select {
	margin-bottom: 0.75rem;
}

/* Checklist */
.kcp-checklist {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	margin-top: 0.75rem;
}

.kcp-check {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	cursor: pointer;
}

/* Price panel */
.kcp-price__title {
	margin: 0 0 1rem;
	font-size: 1rem;
}

.kcp-price__status {
	color: var(--kcp-muted);
	font-size: 0.875rem;
}

.kcp-price__error {
	color: var(--kcp-danger);
	font-size: 0.875rem;
}

.kcp-price__rows {
	margin: 0;
}

.kcp-price__row {
	display: flex;
	justify-content: space-between;
	padding: 0.35rem 0;
	font-size: 0.875rem;
}

.kcp-price__row dt {
	margin: 0;
	color: var(--kcp-muted);
}

.kcp-price__row dd {
	margin: 0;
	font-weight: 600;
}

.kcp-price__row--total {
	margin-top: 0.5rem;
	padding-top: 0.5rem;
	border-top: 1px solid var(--kcp-border);
	font-size: 1rem;
}

.kcp-price__lines {
	list-style: none;
	margin: 1rem 0 0;
	padding: 0;
	font-size: 0.75rem;
}

.kcp-price__lines li {
	display: flex;
	justify-content: space-between;
	gap: 0.5rem;
	padding: 0.25rem 0;
	color: var(--kcp-muted);
}

/* Projects panel */
.kcp-projects__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin-bottom: 0.75rem;
}

.kcp-projects__header h3 {
	margin: 0;
	font-size: 0.875rem;
}

.kcp-projects__list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.kcp-projects__list li {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	padding: 0.65rem 0;
	border-bottom: 1px solid var(--kcp-border);
	font-size: 0.8125rem;
}

.kcp-projects__list strong {
	display: block;
}

.kcp-projects__list span {
	color: var(--kcp-muted);
}

.kcp-projects__empty {
	font-size: 0.8125rem;
	color: var(--kcp-muted);
}

/* Summary */
.kcp-summary {
	background: var(--kcp-bg);
	padding: 1rem;
	border-radius: var(--kcp-radius);
	margin-bottom: 1rem;
}

.kcp-summary__total {
	font-size: 1.125rem;
}

.kcp-summary__lines {
	list-style: none;
	margin: 0 0 1.5rem;
	padding: 0;
}

.kcp-summary__lines li {
	display: flex;
	justify-content: space-between;
	padding: 0.4rem 0;
	border-bottom: 1px solid var(--kcp-border);
	font-size: 0.875rem;
}

/* Messages */
.kcp-message {
	padding: 0.75rem 1rem;
	border-radius: 8px;
	font-size: 0.875rem;
}

.kcp-message--success {
	background: rgba(26, 95, 74, 0.1);
	color: var(--kcp-primary);
}

.kcp-message--error {
	background: rgba(180, 35, 24, 0.08);
	color: var(--kcp-danger);
}

/* Responsive */
@media (max-width: 1024px) {
	.kcp-app {
		grid-template-columns: 1fr;
	}

	.kcp-app__price {
		order: -1;
	}

	.kcp-steps {
		flex-direction: row;
		flex-wrap: wrap;
		overflow-x: auto;
	}

	.kcp-steps__item {
		width: auto;
		flex-shrink: 0;
	}

	.kcp-steps__label {
		display: none;
	}

	.kcp-dimensions__grid {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 640px) {
	.kcp-app {
		padding: 0.75rem;
		gap: 0.75rem;
	}

	.kcp-app__content {
		padding: 1rem;
	}

	.kcp-grid--layouts {
		grid-template-columns: repeat(2, 1fr);
	}

	.kcp-app__footer {
		position: sticky;
		bottom: 0;
		z-index: 2;
	}
}