/* index.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@700;800;900&family=Plus+Jakarta+Sans:wght@700;800;900&display=swap');

:root {
    --bg-dark: #faf9f6; /* Warm Alabaster Off-White background */
    --bg-card: #ffffff; /* Pure White container surfaces */
    --bg-card-rgb: 255, 255, 255;
    --text-light: #1c1917; /* Deep Slate Charcoal font contrast */
    --text-muted: #78716c; /* Warm Slate grey */
    --prestige-gold: #5b1a30; /* Dark Wine Burgundy primary conversion accent */
    --prestige-gold-rgb: 91, 26, 48;
    --gold-hover: #4a1426; /* Darker burgundy on hover */
    --gold-glow: rgba(91, 26, 48, 0.08);
    --border-color: rgba(0, 0, 0, 0.06); /* Thin borders */
    --border-thick: 2px solid var(--prestige-gold);
    --border-thin: 1px solid var(--border-color);
    --font-grotesque: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: 'Plus Jakarta Sans', 'Outfit', system-ui, sans-serif;
    --grid-gap: 16px;
    --transition-speed: 0.3s;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --btn-text: #ffffff; /* High contrast white text on burgundy button */
    --badge-after-text: #ffffff;
    --text-accent: #5b1a30; /* Burgundy accents */
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-grotesque);
    line-height: 1.5;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
}

.container {
    width: 100%;
    max-width: 480px; /* Locked mobile viewport */
    margin: 0 auto;
    padding: 0 16px;
    border-left: var(--border-thin);
    border-right: var(--border-thin);
    min-height: 100vh;
    background: var(--bg-dark);
}

.tech-mono {
    font-family: var(--font-grotesque);
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.btn-brutalist {
    background-color: var(--prestige-gold);
    color: var(--btn-text);
    padding: 14px 20px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    border: none;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 16px rgba(var(--prestige-gold-rgb), 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-brutalist svg {
    width: 18px;
    height: 18px;
    max-width: 18px;
    max-height: 18px;
    flex-shrink: 0;
}

.btn-brutalist:hover {
    background-color: var(--gold-hover);
    box-shadow: 0 6px 20px rgba(var(--prestige-gold-rgb), 0.35);
    transform: translateY(-1px);
}

.btn-brutalist:active {
    transform: translateY(1px);
    box-shadow: 0 2px 8px rgba(var(--prestige-gold-rgb), 0.25);
}

.btn-brutalist:focus-visible {
    outline: 2px solid var(--prestige-gold);
    outline-offset: 4px;
}

/* GPU Compositing promotion */
.main-headline,
.spec-tile,
.step-card,
.ingredient-card,
.review-block,
.evidence-item,
.faq-item,
.urgency-cell,
.cta-content {
    will-change: transform, opacity;
    backface-visibility: hidden;
    transform: translate3d(0, 0, 0);
}

.tech-header {
    border-bottom: var(--border-thin);
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    padding: 12px 0 0 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px 12px 16px;
    width: 100%;
}

.brand-text {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-light);
    cursor: pointer;
    user-select: none;
    text-decoration: none;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: 12px;
    align-items: center;
}

.nav-link {
    display: none; /* Hide text links on mobile to prevent congested layout */
    font-family: var(--font-grotesque);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
    position: relative;
    padding: 4px 0;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--prestige-gold);
}

.btn-nav-buy {
    padding: 7px 15px;
    font-size: 11px;
    border: 1px solid var(--prestige-gold);
    border-radius: 20px;
    background-color: var(--prestige-gold);
    color: var(--btn-text);
    font-family: var(--font-heading);
    font-weight: 800;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-nav-buy:hover {
    background-color: var(--gold-hover);
    border-color: var(--gold-hover);
    transform: translateY(-1px);
}

.ticker-wrapper {
    background: var(--prestige-gold);
    border-top: var(--border-thin);
    border-bottom: var(--border-thin);
    padding: 6px 0;
    overflow: hidden;
    white-space: nowrap;
    display: flex;
}

.ticker-track {
    display: flex;
    width: max-content;
    animation: ticker-scroll 15s linear infinite;
    will-change: transform;
    backface-visibility: hidden;
}

.ticker-text {
    flex-shrink: 0;
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    color: var(--btn-text);
    letter-spacing: 0.05em;
}

@keyframes ticker-scroll {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

.hero-section {
    padding: 12px 16px;
    border-bottom: var(--border-thin);
    display: flex;
    flex-direction: column;
}

.hero-left-col {
    display: flex;
    flex-direction: column;
    order: 2;
    margin-top: 14px;
}

.hero-right-col {
    display: flex;
    flex-direction: column;
    order: 1;
}

.headline-container {
    margin-bottom: 12px;
}

.badge-dtc {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-accent);
    margin-bottom: 12px;
}

.main-headline {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    text-transform: none;
    color: var(--text-light);
}

.headline-brand {
    background: linear-gradient(135deg, #5b1a30 0%, #881337 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
}

.headline-edition-tag {
    display: inline-block;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 20px;
    background: rgba(91, 26, 48, 0.08);
    color: var(--prestige-gold);
    border: 1px solid rgba(91, 26, 48, 0.15);
    vertical-align: middle;
    margin-left: 4px;
}

.hero-subtext {
    margin-top: 8px;
    font-size: 12.5px;
    color: #57534e;
    line-height: 1.5;
    font-weight: 500;
    letter-spacing: -0.01em;
}

/* Skincare Style Options & Swatches */
.option-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.option-header {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.option-value {
    color: var(--text-light);
    font-weight: 700;
    margin-left: 6px;
}

.option-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.option-tab {
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-light);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.option-tab.active {
    background: var(--prestige-gold);
    border-color: var(--prestige-gold);
    color: #ffffff;
}

.option-swatches {
    display: flex;
    gap: 16px;
}

.option-swatch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}

.swatch-circle-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    position: relative;
    transition: all var(--transition-speed) ease;
}

.option-swatch.active .swatch-circle-icon {
    border-color: var(--prestige-gold);
    box-shadow: 0 0 0 1px var(--prestige-gold);
}

.swatch-label-text {
    font-size: 10px;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition-speed) ease;
}

.option-swatch.active .swatch-label-text {
    color: var(--prestige-gold);
    font-weight: 700;
}

/* Skincare Stacked Radio Cards */
.radio-cards {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 10px;
}

.radio-card-item {
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    position: relative;
}

.radio-card-item.active {
    border-color: var(--prestige-gold);
    background: rgba(91, 26, 48, 0.03);
}

.radio-card-left {
    display: flex;
    gap: 12px;
    align-items: center;
}

.radio-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed) ease;
    flex-shrink: 0;
    background: #ffffff;
}

.radio-indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: transparent;
    transition: all var(--transition-speed) ease;
}

.radio-card-item.active .radio-indicator {
    border-color: var(--prestige-gold);
}

.radio-card-item.active .radio-indicator-dot {
    background: var(--prestige-gold);
}

.radio-card-details {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.radio-card-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-light);
}

.radio-card-subtitle {
    font-size: 11px;
    color: var(--text-muted);
}

.radio-card-price {
    font-size: 14px;
    font-weight: 900;
    color: var(--text-light);
}

.radio-card-badge {
    position: absolute;
    top: -8px;
    right: 12px;
    font-size: 8px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 4px;
    background: #ca8a04;
    color: #ffffff;
}

.radio-card-badge.black {
    background: var(--text-light);
    color: var(--bg-dark);
}

/* Skincare Trust Badges underneath CTA */
.skincare-trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 10px;
    text-align: center;
    border-top: var(--border-thin);
    padding-top: 10px;
}

.skincare-trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.skincare-trust-icon {
    font-size: 20px;
    color: var(--prestige-gold);
}

.skincare-trust-text {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    line-height: 1.2;
}

/* Skincare Ratings Row */
.skincare-ratings-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
}

.skincare-stars {
    color: var(--prestige-gold);
    font-size: 12px;
    letter-spacing: 1px;
}

.skincare-rating-score {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-light);
}

.skincare-rating-count {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: underline;
    cursor: pointer;
}

.skincare-formulator {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 9.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-accent);
    margin-bottom: 8px;
}

/* Before & After comparison slider */
.slider-wrapper {
    position: relative;
    width: 100%;
    height: auto;
    border: 2px solid var(--prestige-gold);
    border-radius: 12px;
    overflow: hidden;
    user-select: none;
    cursor: ew-resize;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    box-shadow: 0 8px 32px var(--gold-glow);
    aspect-ratio: 4 / 5;
}

.slider-wrapper:focus-visible {
    outline: 2px solid var(--prestige-gold);
    outline-offset: 4px;
}

.slider-after, .slider-before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-color: #faf9f6;
}

.slider-before {
    width: 100%;
    clip-path: inset(0 50% 0 0); /* Clip the right 50% initially */
}

.badge {
    position: absolute;
    bottom: 12px;
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    padding: 6px 12px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.badge-before {
    left: 12px;
    background: rgba(255, 255, 255, 0.85);
    color: var(--text-light);
    border-color: var(--border-color);
}

.badge-after {
    right: 12px;
    background: rgba(91, 26, 48, 0.9);
    color: var(--badge-after-text);
    border-color: var(--prestige-gold);
    box-shadow: 0 4px 12px var(--gold-glow);
}

.slider-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background-color: var(--text-light);
    cursor: ew-resize;
    z-index: 10;
    transform: translateX(-50%);
    transition: background-color var(--transition-speed) ease, width var(--transition-speed) ease;
}

.slider-wrapper:hover .slider-handle {
    background-color: var(--prestige-gold);
}

.slider-wrapper.is-dragging .slider-handle {
    background-color: var(--prestige-gold);
    width: 6px;
}

.handle-bar {
    width: 100%;
    height: 100%;
}

.handle-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 2px solid var(--prestige-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1), 0 0 0 2px rgba(91, 26, 48, 0.2);
    color: var(--prestige-gold);
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    transition: transform var(--transition-speed) cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow var(--transition-speed) cubic-bezier(0.25, 0.46, 0.45, 0.94),
                background-color var(--transition-speed) cubic-bezier(0.25, 0.46, 0.45, 0.94),
                color var(--transition-speed) ease;
}

.slider-wrapper:hover .handle-button {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--prestige-gold);
    color: #ffffff;
    box-shadow: 0 0 15px var(--gold-glow), 0 4px 10px rgba(0, 0, 0, 0.15);
}

.slider-wrapper.is-dragging .handle-button {
    transform: translate(-50%, -50%) scale(1.15);
    background: var(--prestige-gold);
    color: #ffffff;
    box-shadow: 0 0 25px var(--prestige-gold), 0 4px 10px rgba(0, 0, 0, 0.2);
    border-color: var(--text-light);
}

/* Media Theater layout updates */
.hero-gallery-container {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

.media-theater {
    position: relative;
    width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #0a0b0e;
    overflow: hidden;
    user-select: none;
    box-shadow: 0 8px 32px var(--gold-glow);
    aspect-ratio: 4 / 5;
}

.theater-slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.theater-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) ease, visibility var(--transition-speed) ease;
    z-index: 1;
}

.theater-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.theater-slide .slider-wrapper {
    border: none;
    height: 100%;
    border-radius: 0;
}

/* Video Wrapper */
.video-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    background: #000;
}

.ugc-video-loop {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    background-color: #000;
}

.video-play-indicator {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 8px;
    font-family: var(--font-heading);
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    pointer-events: none;
}

/* Product Showcase Gallery */
.product-showcase-gallery {
    position: relative;
    width: 100%;
    height: 100%;
    background: #ffffff;
    overflow: hidden;
    display: flex;
    flex-direction: row;
}

.gallery-main-canvas {
    position: relative;
    flex: 1;
    min-width: 0;
    height: 100%;
    background: #ffffff;
    overflow: hidden;
}

/* Gallery Pager Index Label */
.gallery-pager-label {
    position: absolute;
    bottom: 12px;
    right: 12px;
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.85);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    z-index: 5;
    letter-spacing: 0.05em;
}

.gallery-thumbnails {
    display: none; /* Mobile display is hidden */
}

.gallery-main-canvas {
    position: relative;
    flex: 1;
    min-width: 0;
    height: 100%;
    background: #ffffff;
    overflow: hidden;
    cursor: none;
    border-radius: 6px;
}

.circular-magnifier-lens {
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: none;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22), 0 0 0 1px rgba(0, 0, 0, 0.06);
    pointer-events: none;
    display: none;
    z-index: 20;
    background-repeat: no-repeat;
    background-color: #ffffff;
    transition: opacity 0.15s ease;
}

.gallery-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-color: #ffffff;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) ease, visibility var(--transition-speed) ease;
}

.gallery-item.active {
    opacity: 1;
    visibility: visible;
}

.gallery-arrows {
    position: absolute;
    top: 50%;
    width: 100%;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 12px;
    pointer-events: none;
    z-index: 5;
}

.gallery-arrow {
    width: 28px;
    height: 28px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--text-light);
    color: var(--text-light);
    font-family: var(--font-grotesque);
    font-size: 10px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    pointer-events: auto;
    box-shadow: 2px 2px 0 var(--prestige-gold);
    transition: all var(--transition-speed) ease;
    border-radius: 4px;
}

.gallery-arrow:hover {
    background: var(--prestige-gold);
    color: #ffffff;
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 var(--text-light);
}

.gallery-arrow:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0 var(--text-light);
}

.theater-controls {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 12px;
    margin-bottom: 8px;
}

.control-tab {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    font-family: var(--font-heading);
    padding: 10px 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all var(--transition-speed) ease;
}

.control-tab:hover {
    color: var(--text-light);
    border-color: var(--prestige-gold);
    box-shadow: 0 0 12px var(--gold-glow);
    transform: translateY(-1px);
}

.control-tab.active {
    color: #ffffff;
    background: var(--prestige-gold);
    border-color: var(--prestige-gold);
    box-shadow: 0 0 15px var(--gold-glow), 0 4px 12px rgba(var(--prestige-gold-rgb), 0.3);
    transform: translateY(-1px);
    font-weight: 700;
}

.tab-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Price Row Skincare */
.price-row-skincare {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 10px;
}

.price-active-val {
    font-size: 20px;
    font-weight: 900;
    color: var(--text-light);
}

.price-original-val {
    font-size: 14px;
    color: var(--text-muted);
    line-through: true;
    text-decoration: line-through;
}

.price-save-pill {
    padding: 2px 6px;
    border-radius: 10px;
    background: rgba(91, 26, 48, 0.1);
    color: var(--text-accent);
    font-size: 9.5px;
    font-weight: 700;
}

/* Specs, Steps & Ingredients */
.funnel-specs-section {
    padding: 32px 16px;
    border-bottom: var(--border-thin);
}

.specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
    list-style: none;
}

.spec-tile {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 16px;
}

.spec-label {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 4px;
    color: var(--text-light);
}

.spec-desc {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.45;
}

.specs-headline {
    font-size: 32px;
    margin-bottom: 20px;
    letter-spacing: -1.2px;
    line-height: 1;
}

.styling-guide-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 32px;
}

.workflow-steps {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 12px;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.step-num {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 900;
    color: var(--text-accent);
}

.step-title {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 2px;
}

.section-title-dtc {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 900;
    text-transform: uppercase;
    margin-top: 4px;
    margin-bottom: 12px;
    color: var(--text-light);
}

.ingredients-container {
    margin-top: 32px;
}

.ingredients-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 12px;
}

.ingredient-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 16px;
}

.ingredient-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.ingredient-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-accent);
}

.purity-badge {
    font-size: 11px;
    background: rgba(91, 26, 48, 0.1);
    color: var(--text-accent);
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
}

/* Sticky Bottom Checkout Drawer */
.sticky-footer-drawer {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translate(-50%, 100%);
    visibility: hidden;
    width: 100%;
    max-width: 480px;
    background: var(--bg-card);
    border-top: var(--border-thick);
    padding: 16px;
    z-index: 200;
    transition: transform var(--transition-speed) cubic-bezier(0.16, 1, 0.3, 1),
                visibility var(--transition-speed) cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0px -10px 30px rgba(0,0,0,0.05);
}

.sticky-footer-drawer.show {
    transform: translate(-50%, 0);
    visibility: visible;
}

.drawer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.drawer-left {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.drawer-product-info {
    display: flex;
    flex-direction: column;
}

.selected-product-title {
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
    color: var(--text-light);
}

.selected-price {
    font-family: var(--font-grotesque);
    font-size: 14px;
    font-weight: bold;
    color: var(--text-accent);
}

.btn-drawer-checkout {
    padding: 8px 16px;
    font-size: 11px;
    box-shadow: 0 4px 12px rgba(var(--prestige-gold-rgb), 0.25);
}

/* Reviews Feed */
.social-proof-section {
    padding: 32px 16px;
    border-bottom: var(--border-thin);
}

.section-header {
    margin-bottom: 24px;
}

.section-title {
    font-size: 32px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -1.5px;
    line-height: 1;
    margin-top: 6px;
}

.proof-stats-bar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: var(--border-thin);
    border-bottom: var(--border-thin);
    margin-bottom: 24px;
    background: var(--bg-card);
}

.stat-cell {
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    border-right: var(--border-thin);
}

.stat-cell:last-child {
    border-right: none;
}

.stat-value {
    font-size: 24px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -1px;
}

.stat-unit {
    font-size: 12px;
    font-weight: bold;
    color: var(--text-muted);
}

.proof-loading {
    font-size: 9px;
    text-transform: uppercase;
    text-align: center;
    color: var(--text-accent);
    margin-bottom: 16px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.loading-dots {
    display: inline-block;
    width: 15px;
    text-align: left;
}

.proof-feed {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.review-block {
    background: var(--bg-card);
    border: var(--border-thin);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all var(--transition-speed) ease;
}

.review-block:hover {
    border-color: var(--prestige-gold);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(91, 26, 48, 0.05);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.review-user {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
}

.review-rating {
    color: var(--text-accent);
    font-size: 12px;
    letter-spacing: 2px;
}

.review-body {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}

.review-meta {
    font-size: 11px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
    margin-top: 4px;
}

.review-content-row {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.review-content-row .review-body {
    flex: 1;
}

.review-photo-frame {
    position: relative;
    width: 64px;
    height: 64px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    aspect-ratio: 1 / 1;
}

.review-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-speed) ease;
}

.review-photo-frame:hover .review-photo {
    transform: scale(1.08);
}

/* Evidence Gallery */
.evidence-gallery-section {
    padding: 32px 16px;
    border-bottom: var(--border-thin);
}

.evidence-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.evidence-item {
    width: 100%;
}

.evidence-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #faf9f6;
    border: 1px solid var(--border-color);
    overflow: hidden;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.evidence-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.4s ease;
}

.evidence-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.85);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 4px;
    font-size: 7px;
    text-align: center;
    color: #a1a1aa;
    transform: translateY(100%);
    transition: transform var(--transition-speed) ease, color var(--transition-speed) ease;
    z-index: 4;
}

.evidence-frame:hover {
    border-color: var(--prestige-gold);
}

.evidence-frame:hover .evidence-img {
    transform: scale(1.08);
}

.evidence-frame:hover .evidence-caption {
    transform: translateY(0);
    color: #ffffff;
}

/* FAQ Accordion */
.faq-section {
    padding: 32px 16px;
    border-bottom: var(--border-thin);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--bg-card);
    border: var(--border-thin);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition-speed) ease;
}

.faq-item:hover {
    border-color: rgba(91, 26, 48, 0.4);
}

.faq-item.active {
    border-color: var(--prestige-gold);
    box-shadow: 0 4px 20px rgba(91, 26, 48, 0.05);
}

.faq-trigger {
    width: 100%;
    background: transparent;
    border: none;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: var(--text-light);
    text-align: left;
    outline: none;
    transition: color var(--transition-speed) ease;
}

.faq-trigger:hover {
    color: var(--prestige-gold);
}

.faq-index {
    font-size: 10px;
    color: var(--text-accent);
    margin-right: 12px;
    flex-shrink: 0;
    font-family: var(--font-grotesque);
}

.faq-text {
    font-size: 13px;
    font-weight: 600;
    flex-grow: 1;
    line-height: 1.4;
}

.faq-icon {
    font-size: 16px;
    font-weight: 300;
    color: var(--text-muted);
    margin-left: 12px;
    flex-shrink: 0;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

.faq-item.active .faq-icon {
    color: var(--prestige-gold);
    transform: rotate(45deg);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-content p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
    padding: 0 20px 20px 20px;
    font-weight: 500;
}

/* Urgency Grid */
.urgency-trust-section {
    padding: 24px 16px;
    border-bottom: var(--border-thin);
    background: var(--bg-card);
}

.urgency-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.urgency-cell {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}

.urgency-icon {
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pulse-dot {
    position: relative;
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--prestige-gold);
    border-radius: 50%;
}

.pulse-dot::after {
    content: "";
    position: absolute;
    top: -4px;
    left: -4px;
    width: 16px;
    height: 16px;
    border: 2px solid var(--prestige-gold);
    border-radius: 50%;
    animation: wave-pulse 1.6s ease-out infinite;
    opacity: 0;
}

@keyframes wave-pulse {
    0% { transform: scale(0.5); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

.urgency-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.urgency-label {
    font-size: 8px;
    font-family: var(--font-grotesque);
    color: var(--text-muted);
    text-transform: uppercase;
}

.urgency-value {
    font-size: 11px;
    font-weight: bold;
    color: var(--text-light);
}

/* Final CTA Section */
.final-cta-section {
    position: relative;
    padding: 64px 16px;
    border-bottom: var(--border-thin);
    background: #0a0b0e;
    overflow: hidden;
}

.cta-bg-frame {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.cta-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.1;
}

.cta-scan-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 30%, rgba(10, 11, 14, 0.95) 80%);
    z-index: 2;
}

.cta-content {
    position: relative;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
}

.cta-headline {
    font-size: 32px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -1.5px;
    line-height: 0.95;
    color: #ffffff;
}

.cta-subtext {
    font-size: 12px;
    color: #a1a1aa;
    line-height: 1.45;
    max-width: 320px;
}

.btn-final-cta {
    width: 100%;
    animation: btn-glow-pulse 3s infinite;
}

@keyframes btn-glow-pulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(91, 26, 48, 0.25); }
    50% { box-shadow: 0 6px 24px rgba(91, 26, 48, 0.5); }
}

.cta-trust-row {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.cta-trust-row span {
    font-size: 8px;
    color: #71717a;
}

/* Lazy Loading States */
@keyframes loading-blink {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.lazy-blur {
    filter: blur(15px) !important;
    transform: scale(1.05);
    opacity: 0.5;
}

/* Lazy loading indicator badges */
.gallery-item.lazy-blur::after,
.evidence-frame.loading-active::after,
.video-wrapper.loading-active::after,
.cta-bg-frame.loading-active::after {
    content: "LOADING ASSETS...";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-grotesque);
    font-size: 8px;
    color: var(--prestige-gold);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--prestige-gold);
    padding: 6px 12px;
    letter-spacing: 0.05em;
    z-index: 10;
    pointer-events: none;
    animation: loading-blink 1.5s infinite ease-in-out;
    border-radius: 4px;
}

.evidence-frame.loading-active::after {
    content: "LOADING...";
    font-size: 7px;
    padding: 4px 6px;
}

/* Footer Section */
.site-footer {
    padding: 48px 16px 110px 16px;
    border-top: var(--border-thin);
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.footer-brand-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-brand {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 900;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-light);
    cursor: pointer;
    user-select: none;
    width: fit-content;
    text-decoration: none;
}

.footer-tagline {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-light);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-link, .footer-link-static {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

.footer-link:hover {
    color: var(--text-accent);
}

.footer-link-static {
    cursor: default;
}

.footer-bottom {
    border-top: var(--border-thin);
    padding-top: 16px;
    margin-top: 8px;
}

.footer-copyright {
    font-size: 11px;
    color: var(--text-muted);
}

/* ==========================================================================
   DESKTOP / WIDE VIEW RESPONSIVE LAYOUT
   ========================================================================== */
@media (min-width: 768px) {
    .container {
        max-width: 100%;
        padding: 0 40px;
        border-left: none;
        border-right: none;
    }

    .tech-header {
        padding: 8px 0 0 0;
    }

    .ticker-wrapper {
        padding: 4px 0;
    }

    .nav-row {
        padding: 0 40px 8px 40px;
    }

    .brand-text {
        font-size: 18px;
    }
    
    .nav-links {
        gap: 28px;
    }
    
    .nav-link {
        display: inline-block;
        font-size: 11px;
    }
    
    .btn-nav-buy {
        padding: 8px 16px;
        font-size: 10px;
    }

    /* Hero 2-Column Responsive Split */
    .hero-section {
        display: grid;
        grid-template-columns: 420px 1fr;
        gap: 32px;
        align-items: flex-start;
        padding: 16px 0;
    }

    .hero-right-col {
        order: 1;
        margin-top: 0;
    }

    .hero-left-col {
        order: 2;
        margin-top: 0;
        display: flex;
        flex-direction: column;
    }

    .main-headline {
        font-size: 38px;
        line-height: 1.15;
        letter-spacing: -0.03em;
    }

    .hero-subtext {
        font-size: 13.5px;
        line-height: 1.5;
        margin-top: 10px;
    }

    /* Hero Skincare Gallery Column */
    .hero-gallery-container {
        display: flex;
        flex-direction: row;
        gap: 16px;
        align-items: flex-start;
        max-width: 100%;
        margin: 0;
    }

    .gallery-thumbnails {
        display: flex;
        flex-direction: column;
        gap: 7px;
        width: 60px;
        flex-shrink: 0;
    }

    .gallery-thumb {
        width: 60px;
        height: 60px;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        background-size: cover;
        background-repeat: no-repeat;
        background-position: center;
        cursor: pointer;
        opacity: 0.55;
        transition: all var(--transition-speed) ease;
    }

    .gallery-thumb:hover {
        opacity: 0.85;
    }

    .gallery-thumb.active {
        opacity: 1;
        border: 2px solid var(--prestige-gold);
    }

    .media-theater {
        flex: 1;
        aspect-ratio: 4 / 5; /* 4:5 premium portrait ratio to match skincare layouts */
        height: auto;
        min-height: auto;
        border: none;
        border-radius: 4px;
        background: #fbfbfb;
        box-shadow: none;
    }

    .theater-slide {
        background-color: #fbfbfb;
    }

    .gallery-item {
        background-color: #fbfbfb;
    }

    .theater-controls {
        margin-left: 76px; /* Offset 60px thumbnails + 16px gap to align switcher tabs directly under the theater */
        margin-bottom: 12px;
    }

    /* Option tabs & circular tints side by side layout in desktop */
    .option-group {
        margin-bottom: 18px;
    }

    /* Specs 4-Column Row Layout on Desktop */
    .specs-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
        margin-bottom: 32px;
    }

    .spec-tile {
        padding: 14px;
        min-height: 140px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    /* 3-Step Setup Guide: 3-Column side-by-side cards */
    .styling-guide-container {
        gap: 16px;
    }

    .workflow-steps {
        flex-direction: row;
        gap: 12px;
    }

    .step-card {
        flex: 1;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px;
        gap: 12px;
        min-height: 150px;
    }

    .step-num {
        font-size: 20px;
    }

    /* Active Ingredients side-by-side */
    .ingredients-list {
        flex-direction: row;
        gap: 12px;
    }

    .ingredient-card {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        padding: 16px;
        min-height: 150px;
    }

    /* Reviews Grid */
    .social-proof-section {
        padding: 48px 0;
    }

    .proof-stats-bar {
        margin-bottom: 32px;
    }

    .stat-cell {
        padding: 20px 12px;
    }

    .proof-feed {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .review-block.has-photo {
        grid-column: span 2;
    }

    /* Evidence Grid */
    .evidence-gallery-section {
        padding: 48px 0;
    }

    .evidence-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    /* FAQ */
    .faq-section {
        padding: 48px 0;
    }

    .faq-trigger {
        padding: 20px 24px;
    }

    .faq-text {
        font-size: 14px;
    }

    .faq-content p {
        font-size: 12px;
        padding: 0 24px 24px 24px;
    }

    /* Urgency Grid Row */
    .urgency-trust-section {
        padding: 24px 32px;
    }

    .urgency-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }

    .urgency-cell {
        justify-content: center;
        border-right: var(--border-thin);
        padding: 0;
    }

    .urgency-cell:last-child {
        border-right: none;
    }

    /* Final CTA */
    .final-cta-section {
        padding: 80px 0;
    }

    .cta-headline {
        font-size: 48px;
        letter-spacing: -2px;
    }

    .cta-subtext {
        font-size: 13px;
        max-width: 420px;
    }

    .btn-final-cta {
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (min-width: 1024px) {
    /* Hide the mobile quick checkout drawer on desktop screens */
    .sticky-footer-drawer {
        display: none !important;
    }
}