/**
 * Lux Golf Simulator — Luxury v3 design layer
 * Apple / Tesla / Trackman inspired dark premium UI
 */

:root {
	--lux-black: #0b0b0b;
	--lux-charcoal: #161616;
	--lux-graphite: #1e1e1e;
	--lux-green: #1a5c3a;
	--lux-green-bright: #2ecc71;
	--lux-emerald: #10b981;
	--lux-gold: #c9a227;
	--lux-glass: rgba(255, 255, 255, 0.06);
	--lux-glass-border: rgba(255, 255, 255, 0.12);
	--lux-blur: blur(20px);
}

.lux-home--luxury {
	background: var(--lux-black);
	color: var(--lux-white);
}

.lux-home--luxury .lux-section:not(.lux-tool):not(.lux-hero) {
	background: var(--lux-charcoal);
}

/* Cinematic hero */
.lux-hero--cinematic {
	min-height: 100vh;
	min-height: 100dvh;
	display: flex;
	align-items: center;
	padding: clamp(5rem, 10vh, 7rem) 0 clamp(3rem, 6vh, 4rem);
}

.lux-hero-pro__video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	opacity: 0.55;
}

.lux-hero__title--display {
	font-size: clamp(2.5rem, 6vw, 4.25rem);
	font-weight: 700;
	letter-spacing: -0.03em;
	text-transform: uppercase;
	line-height: 1.05;
}

.lux-hero-pro__trust {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 0.75rem 1rem;
	list-style: none;
	margin: 2rem 0 0;
	padding: 0;
	font-size: 0.75rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.lux-hero-pro__trust li {
	display: flex;
	align-items: center;
	gap: 0.4rem;
	color: rgba(255, 255, 255, 0.85);
}

.lux-hero-pro__content--glass {
	background: var(--lux-glass);
	backdrop-filter: var(--lux-blur);
	border: 1px solid var(--lux-glass-border);
	border-radius: var(--lux-radius-xl);
	padding: clamp(1.5rem, 4vw, 2.5rem);
	box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

/* Sticky trust bar */
.lux-trust-bar__sentinel {
	height: 1px;
}

.lux-trust-bar.is-sticky {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 999;
	background: rgba(11, 11, 11, 0.92);
	backdrop-filter: var(--lux-blur);
	border-bottom: 1px solid var(--lux-glass-border);
	box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
	animation: lux-trust-slide 0.35s ease;
}

@keyframes lux-trust-slide {
	from { transform: translateY(-100%); }
	to { transform: translateY(0); }
}

/* Interactive tools */
.lux-tool {
	padding: var(--lux-section-padding) 0;
	background: linear-gradient(180deg, var(--lux-black) 0%, var(--lux-charcoal) 100%);
	color: var(--lux-white);
}

.lux-tool__eyebrow {
	font-size: 0.75rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: var(--lux-emerald);
	margin: 0 0 0.5rem;
}

.lux-tool__title {
	font-size: clamp(1.75rem, 3.5vw, 2.75rem);
	margin: 0 0 0.75rem;
}

.lux-tool__lead {
	max-width: 640px;
	margin: 0 auto 2.5rem;
	text-align: center;
	color: rgba(255, 255, 255, 0.72);
	line-height: 1.65;
}

.lux-tool__header {
	text-align: center;
	margin-bottom: 2rem;
}

.lux-tool__grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.5rem;
	align-items: start;
}

.lux-tool__panel {
	background: var(--lux-glass);
	border: 1px solid var(--lux-glass-border);
	border-radius: var(--lux-radius-lg);
	padding: 1.5rem;
	backdrop-filter: var(--lux-blur);
}

.lux-tool__field-row {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1rem;
	margin-bottom: 1rem;
}

.lux-tool__field-row label,
.lux-room-calculator__form label,
.lux-room-designer__slot {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	font-size: 0.8125rem;
	font-weight: 600;
}

.lux-tool input,
.lux-tool select {
	padding: 0.65rem 0.75rem;
	border-radius: var(--lux-radius-md);
	border: 1px solid var(--lux-glass-border);
	background: rgba(0, 0, 0, 0.35);
	color: var(--lux-white);
}

.lux-tool__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin-top: 1.25rem;
}

.lux-fit--perfect { color: var(--lux-emerald); }
.lux-fit--recommended { color: #6ee7b7; }
.lux-fit--limited { color: var(--lux-gold); }
.lux-fit--bad { color: #f87171; }

.lux-room-calculator__checks {
	list-style: none;
	padding: 0;
	margin: 1rem 0;
}

.lux-room-diagram__box {
	margin: 1.5rem auto 0;
	border: 2px solid var(--lux-emerald);
	background: rgba(16, 185, 129, 0.08);
	border-radius: 4px;
	min-height: 80px;
	transition: width 0.4s ease, height 0.4s ease;
}

/* Comparison table */
.lux-comparison__table-wrap {
	overflow-x: auto;
	border-radius: var(--lux-radius-lg);
	border: 1px solid var(--lux-glass-border);
}

.lux-comparison__table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.875rem;
}

.lux-comparison__table th,
.lux-comparison__table td {
	padding: 1rem 1.1rem;
	border-bottom: 1px solid var(--lux-glass-border);
	text-align: left;
}

.lux-comparison__table thead {
	background: rgba(255, 255, 255, 0.04);
}

.lux-comparison__table tbody tr:hover {
	background: rgba(255, 255, 255, 0.03);
}

.lux-comparison__shop {
	color: var(--lux-emerald);
	font-weight: 600;
	text-decoration: none;
}

/* Room designer */
.lux-room-designer__grid {
	display: grid;
	grid-template-columns: 1.2fr 1fr;
	gap: 1.5rem;
}

.lux-room-designer__preview {
	min-height: 280px;
	display: grid;
	place-items: center;
	background: radial-gradient(circle at 50% 80%, rgba(16, 185, 129, 0.15), transparent 60%);
	border-radius: var(--lux-radius-md);
}

.lux-room-designer__stack {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	width: 70%;
}

.lux-room-designer__layer {
	height: 2rem;
	background: linear-gradient(90deg, var(--lux-green), var(--lux-emerald));
	border-radius: 4px;
	opacity: calc(1 - var(--i) * 0.15);
}

.lux-room-designer__total {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin: 1.25rem 0;
	padding-top: 1rem;
	border-top: 1px solid var(--lux-glass-border);
	font-size: 1.125rem;
}

/* AI expert */
.lux-ai-expert__grid {
	display: grid;
	grid-template-columns: 1.4fr 1fr;
	gap: 1.5rem;
}

.lux-ai-expert__messages {
	max-height: 320px;
	overflow-y: auto;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	margin-bottom: 1rem;
}

.lux-ai-expert__msg {
	padding: 0.85rem 1rem;
	border-radius: var(--lux-radius-md);
	font-size: 0.875rem;
	line-height: 1.55;
}

.lux-ai-expert__msg--bot {
	background: rgba(255, 255, 255, 0.06);
}

.lux-ai-expert__msg--user {
	background: rgba(16, 185, 129, 0.15);
	align-self: flex-end;
	max-width: 85%;
}

.lux-ai-expert__msg a {
	color: var(--lux-emerald);
}

.lux-ai-expert__input {
	display: flex;
	gap: 0.5rem;
}

.lux-ai-expert__input input {
	flex: 1;
}

.lux-ai-expert__prompts {
	list-style: none;
	padding: 0;
	margin: 0;
}

.lux-ai-expert__prompt {
	width: 100%;
	text-align: left;
	padding: 0.75rem 1rem;
	margin-bottom: 0.5rem;
	background: var(--lux-glass);
	border: 1px solid var(--lux-glass-border);
	border-radius: var(--lux-radius-md);
	color: var(--lux-white);
	cursor: pointer;
	font-size: 0.8125rem;
	transition: border-color 0.2s ease;
}

.lux-ai-expert__prompt:hover {
	border-color: var(--lux-emerald);
}

/* Gallery */
.lux-gallery-section {
	padding: var(--lux-section-padding) 0;
	background: var(--lux-black);
}

.lux-gallery-section__grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	grid-auto-rows: 180px;
	gap: 0.5rem;
}

.lux-gallery-section__item {
	overflow: hidden;
	border-radius: var(--lux-radius-md);
	margin: 0;
}

.lux-gallery-section__item--hero {
	grid-column: span 2;
	grid-row: span 2;
}

.lux-gallery-section__item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.5s ease;
}

.lux-gallery-section__item:hover img {
	transform: scale(1.05);
}

/* Newsletter */
.lux-newsletter {
	padding: 3rem 0;
	background: linear-gradient(135deg, var(--lux-green) 0%, #0d3d24 100%);
}

.lux-newsletter__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
}

.lux-newsletter__form {
	display: flex;
	gap: 0.5rem;
	flex: 1;
	max-width: 480px;
}

.lux-newsletter__form input {
	flex: 1;
	padding: 0.85rem 1rem;
	border: none;
	border-radius: var(--lux-radius-md);
}

/* Ambient panel */
.lux-ambient-panel {
	position: fixed;
	bottom: 1.25rem;
	left: 1.25rem;
	z-index: 998;
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.5rem 0.85rem;
	background: rgba(11, 11, 11, 0.88);
	border: 1px solid var(--lux-glass-border);
	border-radius: 999px;
	font-size: 0.75rem;
	color: rgba(255, 255, 255, 0.85);
	backdrop-filter: var(--lux-blur);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.lux-ambient-panel.is-active {
	border-color: rgba(46, 204, 113, 0.55);
	box-shadow: 0 0 0 1px rgba(46, 204, 113, 0.2), 0 8px 24px rgba(0, 0, 0, 0.35);
}

.lux-ambient-panel__toggle {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	cursor: pointer;
	user-select: none;
	white-space: nowrap;
}

.lux-ambient-panel__toggle input[type="checkbox"] {
	width: 14px;
	height: 14px;
	margin: 0;
	accent-color: var(--lux-emerald, #10b981);
	cursor: pointer;
	flex-shrink: 0;
}

.lux-ambient-panel__hint {
	font-size: 0.625rem;
	color: rgba(255, 255, 255, 0.45);
	white-space: nowrap;
}

@media (max-width: 640px) {
	.lux-ambient-panel__hint {
		display: none;
	}
}

.lux-ambient-panel input[type="range"] {
	width: 88px;
	height: 4px;
	accent-color: var(--lux-emerald, #10b981);
	cursor: pointer;
}

.lux-ambient-panel input[type="range"]:disabled {
	opacity: 0.35;
	cursor: not-allowed;
}

.lux-ambient-panel__status {
	font-size: 0.625rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: rgba(255, 255, 255, 0.55);
	min-width: 4.5rem;
	text-align: center;
}

.lux-ambient-panel.is-active .lux-ambient-panel__status {
	color: var(--lux-emerald, #10b981);
}

.lux-ambient-panel.is-active .lux-ambient-panel__status::before {
	content: '';
	display: inline-block;
	width: 6px;
	height: 6px;
	margin-right: 0.35rem;
	border-radius: 50%;
	background: var(--lux-emerald, #10b981);
	box-shadow: 0 0 8px rgba(16, 185, 129, 0.8);
	animation: lux-ambient-pulse 1.4s ease-in-out infinite;
	vertical-align: middle;
}

@keyframes lux-ambient-pulse {
	0%, 100% { opacity: 1; transform: scale(1); }
	50% { opacity: 0.45; transform: scale(0.85); }
}

/* Card hover for sound */
.lux-card-interactive {
	transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.lux-card-interactive:hover {
	transform: translateY(-3px);
}

@media (max-width: 900px) {
	.lux-tool__grid,
	.lux-room-designer__grid,
	.lux-ai-expert__grid {
		grid-template-columns: 1fr;
	}

	.lux-tool__field-row {
		grid-template-columns: 1fr;
	}

	.lux-hero-pro__trust {
		grid-template-columns: repeat(2, 1fr);
	}

	.lux-gallery-section__grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.lux-gallery-section__item--hero {
		grid-column: span 2;
	}
}

@media (max-width: 640px) {
	.lux-hero--cinematic {
		min-height: auto;
		padding-top: 6rem;
	}

	.lux-ambient-panel {
		bottom: 5rem;
		left: 0.5rem;
		right: 0.5rem;
		justify-content: center;
	}
}