/* ============================================================
   BLUSHLESS — SCULPTED POWER COSMETICS
   Main Stylesheet
   Dark theme, architectural design, mobile-first responsive
   ============================================================ */

/* ==================== CSS CUSTOM PROPERTIES ==================== */
:root {
    /* Colors */
    --color-bg: #0A0A0A;
    --color-bg-alt: #111111;
    --color-bg-card: #161616;
    --color-bg-elevated: #1A1A1A;
    --color-surface: #1E1E1E;
    --color-border: #2A2A2A;
    --color-border-light: #333333;

    --color-text: #F5F0EB;
    --color-text-secondary: #A8A29E;
    --color-text-muted: #6B6560;
    --color-text-accent: #C4956A;

    --color-accent: #C4956A;
    --color-accent-hover: #D4A57A;
    --color-accent-dark: #8B6914;

    --color-contour: #6B4226;
    --color-highlight: #C4956A;
    --color-shadow-deep: #3D2914;
    --color-brow: #8B6914;

    --color-white: #FFFFFF;
    --color-black: #000000;

    /* Typography */
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Font Sizes - fluid typography */
    --text-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.8rem);
    --text-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.9rem);
    --text-base: clamp(0.9rem, 0.85rem + 0.3vw, 1.05rem);
    --text-lg: clamp(1.05rem, 0.95rem + 0.5vw, 1.25rem);
    --text-xl: clamp(1.2rem, 1rem + 1vw, 1.6rem);
    --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2.2rem);
    --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3.2rem);
    --text-4xl: clamp(2.5rem, 1.8rem + 3.5vw, 4.5rem);
    --text-5xl: clamp(3rem, 2rem + 5vw, 7rem);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    --space-section: clamp(4rem, 3rem + 5vw, 10rem);

    /* Layout */
    --max-width: 1400px;
    --nav-height: 72px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

/* ==================== RESET & BASE ==================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.01em;
}

::selection {
    background: var(--color-accent);
    color: var(--color-black);
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

/* ==================== SKIP LINK ==================== */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-accent);
    color: var(--color-black);
    padding: var(--space-sm) var(--space-md);
    z-index: 10000;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-md);
}

/* ==================== PRELOADER ==================== */
.preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--color-black);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-inner {
    text-align: center;
}

.preloader-text {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    letter-spacing: 0.3em;
    color: var(--color-text);
    margin-top: var(--space-lg);
}

.preloader-line {
    width: 60px;
    height: 2px;
    background: var(--color-border);
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.preloader-line::after {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: var(--color-accent);
    animation: preloaderSlide 1.2s ease-in-out infinite;
}

@keyframes preloaderSlide {
    0% { left: -100%; }
    50% { left: 0; }
    100% { left: 100%; }
}

/* ==================== LAYOUT ==================== */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-2xl);
    }
}

@media (min-width: 1200px) {
    .container {
        padding: 0 var(--space-3xl);
    }
}

.section {
    padding: var(--space-section) 0;
    position: relative;
}

/* ==================== NAVIGATION ==================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--color-border);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    display: flex;
    align-items: baseline;
    flex-shrink: 0;
    z-index: 1001;
}

.logo-dot {
    color: var(--color-accent);
    font-size: 1.6em;
    line-height: 0;
}

.nav-links {
    display: none;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-size: var(--text-xs);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 1001;
}

/* Language Switcher */
.lang-switcher {
    position: relative;
}

.lang-current {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
    padding: var(--space-sm) var(--space-md);
    min-height: 44px;
    min-width: 44px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.lang-current:hover {
    color: var(--color-text);
    border-color: var(--color-border-light);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 140px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.lang-switcher.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.lang-option:hover {
    background: var(--color-surface);
    color: var(--color-text);
}

.lang-option.active {
    color: var(--color-accent);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    width: 44px;
    min-height: 44px;
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Overlay */
@media (max-width: 1023px) {
    .nav-links {
        position: fixed;
        inset: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-2xl);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-slow);
        z-index: 999;
    }

    .nav-links.open {
        display: flex;
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        font-size: var(--text-xl);
        letter-spacing: 0.12em;
    }
}

/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
    filter: brightness(0.35) contrast(1.15) saturate(0.8);
    transform: scale(1.05);
    transition: transform 8s ease-out;
}

.hero.in-view .hero-bg-img {
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10, 10, 10, 0.4) 0%,
        rgba(10, 10, 10, 0.2) 40%,
        rgba(10, 10, 10, 0.6) 80%,
        rgba(10, 10, 10, 1) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: var(--space-2xl) var(--space-lg);
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.25em;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: var(--space-sm) var(--space-lg);
    margin-bottom: var(--space-2xl);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.3s;
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.hero-title-line {
    display: block;
    opacity: 0;
    animation: slideUp 1s ease forwards;
    animation-delay: 0.5s;
}

.hero-dot {
    color: var(--color-accent);
}

.hero-subtitle {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md) var(--space-lg);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 400;
    font-style: italic;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.8s;
}

.hero-word {
    position: relative;
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1s;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1.2s;
}

/* Scroll Indicator */
.hero-scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    animation-delay: 2s;
}

.scroll-text {
    font-size: var(--text-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* Hero Stats */
.hero-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    padding: var(--space-xl) var(--space-lg);
    background: linear-gradient(to top, var(--color-bg), transparent);
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1.5s;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: var(--text-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
    display: none;
}

@media (min-width: 640px) {
    .stat-divider {
        display: block;
    }
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-black);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(196, 149, 106, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn-small {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-xs);
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--text-base);
}

.text-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.02em;
    transition: all var(--transition-fast);
}

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

/* ==================== TICKER ==================== */
.ticker-section {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
    padding: var(--space-lg) 0;
}

.ticker {
    overflow: hidden;
    white-space: nowrap;
}

.ticker-track {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xl);
    animation: tickerScroll 30s linear infinite;
}

.ticker-item {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.ticker-dot {
    color: var(--color-accent);
    font-size: var(--text-sm);
    flex-shrink: 0;
}

@keyframes tickerScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ==================== SECTION HEADERS ==================== */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-4xl);
}

.section-header-light .section-tag,
.section-header-light .section-title,
.section-header-light .section-subtitle {
    color: var(--color-text);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ==================== SCULPT SYSTEM ==================== */
.sculpt-system {
    background: var(--color-bg);
}

.sculpt-interactive {
    display: flex;
    flex-direction: column;
    gap: var(--space-4xl);
}

/* Face Diagram */
.face-diagram {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

@media (min-width: 768px) {
    .face-diagram {
        grid-template-columns: 1fr 1fr;
    }
}

.face-diagram-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/5;
}

.face-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.1) saturate(0.85);
}

/* Hotspots */
.hotspot {
    position: absolute;
    width: 44px;
    height: 44px;
    transform: translate(-50%, -50%);
    z-index: 2;
    cursor: pointer;
}

.hotspot-dot {
    position: absolute;
    inset: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    border: 2px solid var(--color-white);
    transition: all var(--transition-base);
    z-index: 1;
}

.hotspot-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid var(--color-accent);
    animation: hotspotPulse 2s ease-in-out infinite;
}

@keyframes hotspotPulse {
    0%, 100% { transform: scale(0.8); opacity: 0; }
    50% { transform: scale(1.5); opacity: 0.6; }
}

.hotspot:hover .hotspot-dot,
.hotspot.active .hotspot-dot {
    background: var(--color-white);
    transform: translate(-50%, -50%) scale(1.3);
}

.hotspot.active .hotspot-pulse {
    animation: none;
    border-color: var(--color-white);
    transform: scale(1.8);
    opacity: 0.4;
}

/* Zone Info */
.zone-info {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

.zone-info-default h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
}

.zone-info-default p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.zone-legend {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Zone Info Content (when active) */
.zone-info-content {
    position: relative;
}

.zone-close {
    position: absolute;
    top: 0;
    right: 0;
    font-size: 1.5rem;
    color: var(--color-text-muted);
    padding: var(--space-sm);
    transition: color var(--transition-fast);
}

.zone-close:hover {
    color: var(--color-text);
}

.zone-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
    color: var(--color-accent);
}

.zone-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.zone-technique,
.zone-product {
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
}

.zone-technique h4,
.zone-product h4 {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.zone-technique-text,
.zone-product-text {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.zone-product-link {
    display: inline-block;
    margin-top: var(--space-md);
}

/* Sculpt Principles */
.sculpt-principles {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .sculpt-principles {
        grid-template-columns: 1fr 1fr;
    }
}

.principle-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.principle-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.principle-img {
    width: 100%;
    aspect-ratio: 3/2;
    object-fit: cover;
    filter: grayscale(30%) contrast(1.1);
    transition: filter var(--transition-slow);
}

.principle-card:hover .principle-img {
    filter: grayscale(0%) contrast(1.05);
}

.principle-number {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-accent);
    letter-spacing: 0.1em;
    padding: var(--space-lg) var(--space-lg) 0;
}

.principle-title {
    font-size: var(--text-lg);
    padding: var(--space-sm) var(--space-lg);
}

.principle-text {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
    padding: 0 var(--space-lg) var(--space-lg);
}

/* ==================== PRODUCTS ==================== */
.products-section {
    background: var(--color-bg-alt);
}

.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .products-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.product-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-6px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.product-card-featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .product-card-featured {
        grid-template-columns: 1.2fr 1fr;
    }
}

.product-card-image {
    position: relative;
    overflow: hidden;
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-featured .product-card-image img {
    aspect-ratio: auto;
    min-height: 300px;
}

@media (min-width: 768px) {
    .product-card-featured .product-card-image img {
        min-height: 100%;
    }
}

.product-card-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--color-accent);
    color: var(--color-black);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-sm);
}

.product-card-content {
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-card-number {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.product-card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
}

.product-card-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.product-card-features {
    margin-bottom: var(--space-xl);
    flex-grow: 1;
}

.product-card-features li {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    padding: var(--space-xs) 0;
    padding-left: var(--space-lg);
    position: relative;
}

.product-card-features li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-size: 0.6em;
    top: 0.6em;
}

.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    gap: var(--space-md);
}

.product-card-price {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-accent);
}

/* Shade Finder CTA */
.shade-finder-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    text-align: center;
    margin-top: var(--space-4xl);
    padding: var(--space-3xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

@media (min-width: 768px) {
    .shade-finder-cta {
        flex-direction: row;
        text-align: left;
    }
}

.shade-finder-content h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
}

.shade-finder-content p {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

/* ==================== BEFORE & DEFINED ==================== */
.before-defined {
    background: var(--color-bg);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}

@media (min-width: 768px) {
    .comparison-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.comparison-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.comparison-slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    aspect-ratio: 7/9;
    cursor: col-resize;
    user-select: none;
    -webkit-user-select: none;
}

.comparison-before,
.comparison-after {
    position: absolute;
    inset: 0;
}

.comparison-before img,
.comparison-after img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.comparison-before {
    z-index: 1;
    clip-path: inset(0 50% 0 0);
}

.comparison-label {
    position: absolute;
    bottom: var(--space-lg);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-white);
    background: rgba(0, 0, 0, 0.6);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 3;
    backdrop-filter: blur(4px);
}

.comparison-label-before {
    left: var(--space-lg);
}

.comparison-label-after {
    right: var(--space-lg);
}

.comparison-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    z-index: 4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(-50%);
}

.comparison-handle-line {
    flex: 1;
    width: 2px;
    background: var(--color-white);
    opacity: 0.8;
}

.comparison-handle-circle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-white);
    color: var(--color-black);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.comparison-info h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
}

.comparison-info p {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    line-height: 1.8;
}

/* ==================== DEEP TONE MASTERY ==================== */
.deep-tone {
    position: relative;
    overflow: hidden;
}

.deep-tone-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.deep-tone-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.2) contrast(1.2);
}

.deep-tone-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 10, 0.9) 0%,
        rgba(10, 10, 10, 0.7) 50%,
        rgba(10, 10, 10, 0.85) 100%
    );
}

.deep-tone .container {
    position: relative;
    z-index: 1;
}

.deep-tone-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-4xl);
}

@media (min-width: 640px) {
    .deep-tone-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.deep-tone-card {
    background: rgba(26, 26, 26, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
}

.deep-tone-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
}

.deep-tone-card-icon {
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
}

.deep-tone-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-md);
}

.deep-tone-card p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* Deep Tone Portraits */
.deep-tone-portraits {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

@media (min-width: 640px) {
    .deep-tone-portraits {
        grid-template-columns: repeat(3, 1fr);
    }
}

.portrait-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.portrait-item img {
    width: 100%;
    aspect-ratio: 10/13;
    object-fit: cover;
    transition: transform var(--transition-slow);
    filter: contrast(1.05);
}

.portrait-item:hover img {
    transform: scale(1.05);
}

.portrait-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-white);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

/* ==================== AGE-FORWARD ==================== */
.age-forward {
    background: var(--color-bg-alt);
}

.age-forward-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .age-forward-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.age-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.age-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.age-card-large {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .age-card-large {
        grid-template-columns: 1fr 1fr;
    }
}

.age-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 3/4;
    filter: contrast(1.05) saturate(0.9);
    transition: filter var(--transition-slow);
}

@media (min-width: 768px) {
    .age-card-large .age-card-image img {
        aspect-ratio: auto;
        min-height: 500px;
    }
}

.age-card:hover .age-card-image img {
    filter: contrast(1) saturate(1);
}

.age-card-content {
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.age-card-tag {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.age-card-content h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
}

.age-card-content p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

/* Age Quote */
.age-quote {
    text-align: center;
    margin-top: var(--space-4xl);
    padding: var(--space-3xl) var(--space-xl);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.age-quote p {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-style: italic;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.age-quote cite {
    font-style: normal;
    font-size: var(--text-sm);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
}

/* ==================== EDITORIAL / STORIES ==================== */
.editorial {
    background: var(--color-bg);
}

/* Featured Story */
.story-featured {
    display: grid;
    grid-template-columns: 1fr;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--space-3xl);
    transition: all var(--transition-base);
}

@media (min-width: 768px) {
    .story-featured {
        grid-template-columns: 1.3fr 1fr;
    }
}

.story-featured:hover {
    border-color: var(--color-border-light);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.story-featured-image {
    position: relative;
    overflow: hidden;
}

.story-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 16/10;
    transition: transform var(--transition-slow);
}

@media (min-width: 768px) {
    .story-featured-image img {
        aspect-ratio: auto;
        min-height: 400px;
    }
}

.story-featured:hover .story-featured-image img {
    transform: scale(1.03);
}

.story-category {
    position: absolute;
    top: var(--space-lg);
    left: var(--space-lg);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--color-white);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-sm);
}

.story-featured-content {
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.story-featured-content h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-lg);
    line-height: 1.3;
}

.story-featured-content p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.story-meta {
    display: flex;
    gap: var(--space-lg);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xl);
}

/* Stories Grid */
.stories-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .stories-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .stories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.story-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.story-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.story-card-image {
    position: relative;
    overflow: hidden;
}

.story-card-image img {
    width: 100%;
    aspect-ratio: 3/2;
    object-fit: cover;
    transition: transform var(--transition-slow);
    filter: grayscale(20%) contrast(1.05);
}

.story-card:hover .story-card-image img {
    transform: scale(1.05);
    filter: grayscale(0%) contrast(1);
}

.story-card-content {
    padding: var(--space-lg);
}

.story-card-content h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.story-card-content p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

/* ==================== MANIFESTO ==================== */
.manifesto {
    background: var(--color-bg-alt);
    text-align: center;
    padding: var(--space-5xl) 0;
}

.manifesto-content {
    max-width: 800px;
    margin: 0 auto;
}

.manifesto-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin-bottom: var(--space-2xl);
    line-height: 1.1;
}

.manifesto-text p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.8;
}

.manifesto-cta {
    margin-top: var(--space-3xl);
}

/* ==================== FAQ ==================== */
.faq-section {
    background: var(--color-bg);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-base);
}

.faq-item[open] {
    border-color: var(--color-border-light);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-lg) var(--space-xl);
    cursor: pointer;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 500;
    list-style: none;
    transition: color var(--transition-fast);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question:hover {
    color: var(--color-accent);
}

.faq-icon {
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.faq-item[open] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 var(--space-xl) var(--space-xl);
}

.faq-answer p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ==================== FOOTER ==================== */
.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-md);
    display: block;
}

.footer-tagline {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.footer-newsletter h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-sm);
}

.footer-newsletter p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: var(--text-sm);
    font-family: var(--font-body);
    transition: border-color var(--transition-fast);
    min-width: 0;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.newsletter-form input::placeholder {
    color: var(--color-text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
    .footer-links {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-col h4 {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.footer-col li {
    margin-bottom: var(--space-sm);
}

.footer-col a {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-bottom p {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-text);
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scroll animations */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== RESPONSIVE FINE-TUNING ==================== */

/* Small phones */
@media (max-width: 374px) {
    :root {
        --space-lg: 1rem;
        --space-xl: 1.5rem;
    }

    .hero-stats {
        gap: var(--space-md);
    }

    .stat-divider {
        display: none;
    }

    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }

    .hero-ctas .btn {
        width: 100%;
    }
}

/* Standard phones (375px - iPhone SE/6/7/8) */
@media (min-width: 375px) and (max-width: 413px) {
    .hero-title {
        font-size: clamp(2.2rem, 1.6rem + 3vw, 3rem);
    }

    .section-grid {
        gap: var(--space-lg);
    }

    .product-card,
    .story-card {
        padding: var(--space-md);
    }
}

/* Large phones (414px - iPhone XR/11/12/13, Pixel) */
@media (min-width: 414px) and (max-width: 639px) {
    .hero-title {
        font-size: clamp(2.4rem, 1.8rem + 3vw, 3.2rem);
    }

    .hero-ctas {
        flex-direction: row;
        justify-content: center;
    }

    .hero-ctas .btn {
        width: auto;
    }

    .section-grid {
        gap: var(--space-xl);
    }

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

/* Phone landscape */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: calc(var(--nav-height) + 2rem) var(--space-lg) var(--space-2xl);
    }

    .hero-stats {
        position: relative;
        margin-top: var(--space-xl);
    }
}

/* Tablets */
@media (min-width: 768px) and (max-width: 1023px) {
    .nav-container {
        padding: 0 var(--space-xl);
    }
}

/* Large screens */
@media (min-width: 1400px) {
    .hero-content {
        max-width: 1100px;
    }
}

/* Ultra-wide */
@media (min-width: 2000px) {
    :root {
        --max-width: 1600px;
    }
}

/* Safe area for notched devices */
@supports (padding: env(safe-area-inset-bottom)) {
    .site-footer .footer-bottom {
        padding-bottom: calc(var(--space-xl) + env(safe-area-inset-bottom));
    }

    .nav-container {
        padding-left: max(var(--space-lg), env(safe-area-inset-left));
        padding-right: max(var(--space-lg), env(safe-area-inset-right));
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .ticker-track {
        animation: none;
    }

    [data-animate] {
        opacity: 1;
        transform: none;
    }
}

/* ==================== NEW PAGE COMPONENTS ==================== */

/* Breadcrumb Navigation */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg) 0;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.breadcrumb a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--color-accent-hover);
}

.breadcrumb-separator {
    color: var(--color-text-muted);
}

/* Product Page Hero */
.product-hero {
    padding: var(--space-5xl) 0 var(--space-4xl);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-4xl);
}

.product-hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4xl);
    align-items: start;
}

@media (min-width: 768px) {
    .product-hero-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.product-hero-image {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.product-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-hero-content h1 {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-md);
}

.product-tagline {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.product-benefits {
    display: grid;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.benefit-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.benefit-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--color-accent);
}

.benefit-text {
    flex: 1;
}

.product-price {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-accent);
    margin: var(--space-lg) 0;
}

.product-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

/* Product Details Grid */
.product-details-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4xl);
    margin: var(--space-5xl) 0;
}

@media (min-width: 768px) {
    .product-details-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.product-details-section {
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.product-details-section h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-lg);
}

.product-details-section p {
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.product-features-list {
    list-style: none;
    padding: 0;
}

.product-features-list li {
    padding: var(--space-sm) 0;
    padding-left: var(--space-lg);
    position: relative;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.product-features-list li:before {
    content: "◆";
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* Shade/Color Swatches */
.shade-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.shade-item {
    text-align: center;
}

.shade-swatch {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin-bottom: var(--space-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.shade-swatch:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 32px rgba(196, 149, 106, 0.15);
}

.shade-name {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

/* Related Content Sections */
.related-section {
    padding-top: var(--space-5xl);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-5xl);
}

.related-section h2 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-3xl);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-3xl);
}

.related-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.related-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.related-card-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    background: var(--color-border);
}

.related-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.related-card-content {
    padding: var(--space-xl);
}

.related-card-category {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.related-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.related-card-description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Masterclass Page Styles */
.masterclass-hero {
    padding: var(--space-5xl) 0;
    margin-bottom: var(--space-5xl);
    border-bottom: 1px solid var(--color-border);
}

.masterclass-hero-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3xl);
}

.masterclass-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.masterclass-meta {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin: var(--space-lg) 0;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.masterclass-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.masterclass-meta-item-icon {
    width: 16px;
    height: 16px;
    color: var(--color-accent);
}

/* Content Article Styling */
.content-article {
    max-width: 900px;
    margin: 0 auto;
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.content-article h2 {
    font-size: var(--text-3xl);
    margin-top: var(--space-4xl);
    margin-bottom: var(--space-xl);
    color: var(--color-text);
}

.content-article h3 {
    font-size: var(--text-2xl);
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

.content-article p {
    margin-bottom: var(--space-lg);
}

.content-article ul,
.content-article ol {
    margin: var(--space-lg) 0 var(--space-lg) var(--space-xl);
    padding-left: var(--space-xl);
}

.content-article li {
    margin-bottom: var(--space-md);
}

.content-article a {
    color: var(--color-accent);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.content-article a:hover {
    color: var(--color-accent-hover);
}

/* Technique Breakdown Cards */
.technique-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    margin: var(--space-4xl) 0;
}

@media (min-width: 768px) {
    .technique-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .technique-steps {
        grid-template-columns: repeat(3, 1fr);
    }
}

.technique-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    overflow: hidden;
}

.technique-card-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    color: var(--color-bg);
    border-radius: 50%;
    font-weight: 700;
    font-size: var(--text-lg);
    margin-bottom: var(--space-lg);
}

.technique-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.technique-card-description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.technique-card-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-top: var(--space-lg);
}

.technique-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Key Takeaways Box */
.key-takeaways {
    background: var(--color-bg-elevated);
    border-left: 4px solid var(--color-accent);
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    margin: var(--space-4xl) 0;
}

.key-takeaways h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-lg);
}

.key-takeaways ul {
    list-style: none;
    padding: 0;
}

.key-takeaways li {
    padding: var(--space-sm) 0 var(--space-sm) var(--space-lg);
    position: relative;
    color: var(--color-text-secondary);
}

.key-takeaways li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

/* Print styles */
@media print {
    .site-header,
    .preloader,
    .ticker-section,
    .hero-scroll-indicator,
    .hero-stats,
    .comparison-handle,
    .nav-toggle,
    .lang-switcher {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .section {
        padding: 2rem 0;
        break-inside: avoid;
    }
}

/* ============================================================
   SHOP — READY TO ORDER
   Conversion-optimized purchase pages with retailer links
   ============================================================ */

/* Shop Hub Grid */
.shop-hero {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
    text-align: center;
}

.shop-hero h1 {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-lg);
}

.shop-hero .hero-sub {
    color: var(--color-text-secondary);
    font-size: var(--text-lg);
    max-width: 640px;
    margin: 0 auto var(--space-xl);
}

.shop-trust-bar {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-3xl);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.trust-item svg {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
    flex-shrink: 0;
}

/* Shop Product Cards */
.shop-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
}

@media (min-width: 768px) {
    .shop-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1100px) {
    .shop-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.shop-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.shop-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.shop-card-image {
    aspect-ratio: 4/3;
    overflow: hidden;
    position: relative;
}

.shop-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.shop-card:hover .shop-card-image img {
    transform: scale(1.05);
}

.shop-card-body {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.shop-card-category {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.shop-card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
}

.shop-card-price {
    font-family: var(--font-mono);
    font-size: var(--text-lg);
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.shop-card-retailers {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: auto;
}

/* Retailer Buy Buttons */
.retailer-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.retailer-btn:hover {
    background: var(--color-bg-elevated);
    border-color: var(--color-accent);
    transform: translateX(4px);
}

.retailer-btn-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.retailer-name {
    font-weight: 600;
    letter-spacing: 0.02em;
}

.retailer-badge {
    font-size: var(--text-xs);
    font-family: var(--font-mono);
    background: var(--color-accent);
    color: var(--color-black);
    padding: 2px 8px;
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.retailer-price {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--color-accent);
    font-size: var(--text-base);
}

.retailer-arrow {
    margin-left: var(--space-sm);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.retailer-btn:hover .retailer-arrow {
    transform: translateX(4px);
}

/* Primary Buy Button (featured retailer) */
.retailer-btn-primary {
    background: var(--color-accent);
    color: var(--color-black);
    border-color: var(--color-accent);
    padding: var(--space-lg) var(--space-xl);
}

.retailer-btn-primary .retailer-name {
    font-size: var(--text-base);
}

.retailer-btn-primary .retailer-price {
    color: var(--color-black);
}

.retailer-btn-primary .retailer-badge {
    background: rgba(0, 0, 0, 0.2);
    color: var(--color-black);
}

.retailer-btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(196, 149, 106, 0.3);
}

.retailer-btn-primary:hover .retailer-arrow {
    transform: translateX(4px);
}

/* Shop Product Detail Page */
.shop-product-hero {
    padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-2xl);
}

.shop-product-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

@media (min-width: 900px) {
    .shop-product-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.shop-product-image {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
}

.shop-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shop-product-info h1 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-sm);
}

.shop-product-tagline {
    color: var(--color-text-secondary);
    font-size: var(--text-base);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.shop-price-display {
    font-family: var(--font-mono);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.shop-retailers-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.shop-retailers-heading {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.retailer-shipping {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-left: auto;
    margin-right: var(--space-md);
}

/* Quick Buy Banner (for product pages) */
.quick-buy-banner {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    margin-top: var(--space-2xl);
}

.quick-buy-banner h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-sm);
}

.quick-buy-banner p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.quick-buy-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.quick-buy-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.quick-buy-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Affiliate Disclosure Styles */
.affiliate-notice {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-align: center;
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-2xl);
    line-height: 1.6;
}

.affiliate-notice a {
    color: var(--color-text-secondary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.affiliate-notice a:hover {
    color: var(--color-accent);
}

/* Disclosure Page */
.disclosure-content {
    max-width: 720px;
    margin: 0 auto;
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-4xl);
}

.disclosure-content h1 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-2xl);
}

.disclosure-content h2 {
    font-size: var(--text-xl);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.disclosure-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.disclosure-content ul {
    list-style: disc;
    padding-left: var(--space-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.disclosure-content li {
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

/* Stock indicator */
.stock-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--text-xs);
    color: #4CAF50;
    font-weight: 500;
}

.stock-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4CAF50;
    animation: stockPulse 2s ease-in-out infinite;
}

@keyframes stockPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}