/* ============================================
   VELCHRONO - Premium Watch Brand Styles
   Design System: Noir Editorial
   ============================================ */

/* CSS Variables */
:root {
    /* Noir Editorial Palette */
    --color-bg: #0F0F0F;
    --color-bg-elevated: #1A1A1A;
    --color-bg-card: #2A2A2A;
    --color-text: #E8E4DF;
    --color-text-muted: #A39E93;
    --color-accent: #C8B8A0;
    --color-accent-hover: #D4C4AC;
    --color-border: #3A3A3A;
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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 {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

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

/* ============================================
   Typography
   ============================================ */

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-text);
}

.section-eyebrow {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 500;
    line-height: 1.1;
    color: var(--color-text);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
    max-width: 600px;
}

.section-header {
    margin-bottom: var(--space-xl);
}

.section-header.centered {
    text-align: center;
}

.section-header.centered .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-text);
    color: var(--color-bg);
}

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

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

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-small {
    padding: 0.625rem 1.25rem;
    font-size: 0.75rem;
}

.btn-large {
    padding: 1.125rem 3rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

/* ============================================
   Header
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(15, 15, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base);
}

.header.scrolled {
    border-color: var(--color-border);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-desktop {
    display: none;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.5rem 1rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background-color: var(--color-accent);
    transition: transform var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
    position: relative;
}

.icon-btn:hover {
    background-color: var(--color-bg-card);
}

.cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background-color: var(--color-accent);
    color: var(--color-bg);
    font-size: 0.625rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    margin-left: var(--space-xs);
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg);
    padding: var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 99;
}

.mobile-menu.active {
    transform: translateX(0);
}

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

.mobile-nav-link {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-text);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

/* Desktop Header */
@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
        align-items: center;
        gap: var(--space-xs);
    }
    
    .menu-toggle {
        display: none;
    }
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(200, 184, 160, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(200, 184, 160, 0.05) 0%, transparent 40%);
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, var(--color-bg) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    gap: var(--space-xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.watch-showcase {
    position: relative;
    width: 280px;
    height: 340px;
}

.watch-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(200, 184, 160, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}

.watch-placeholder {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.watch-placeholder svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollBounce 2s ease-in-out infinite;
}

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

/* Hero Responsive */
@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
    
    .watch-showcase {
        width: 400px;
        height: 480px;
    }
    
    .watch-glow {
        width: 450px;
        height: 450px;
    }
}

/* ============================================
   Featured Products
   ============================================ */

.featured {
    padding: var(--space-3xl) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.product-card {
    background-color: var(--color-bg-elevated);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.watch-svg {
    width: 70%;
    height: 70%;
    transition: transform var(--transition-slow);
}

.watch-svg svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.product-card:hover .watch-svg {
    transform: scale(1.05) rotate(5deg);
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 15, 15, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-info {
    padding: var(--space-md);
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.product-desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.product-price {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.product-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 2px;
    transition: border-color var(--transition-fast);
}

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

/* ============================================
   Why Section
   ============================================ */

.why-section {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-elevated);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-lg);
}

.feature-card {
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-base), background-color var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-accent);
    background-color: var(--color-bg-card);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    color: var(--color-accent);
}

.feature-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.feature-desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ============================================
   Collections
   ============================================ */

.collections {
    padding: var(--space-3xl) 0;
}

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

.collection-card {
    position: relative;
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: var(--space-lg);
    transition: transform var(--transition-base);
}

.collection-card:hover {
    transform: scale(1.02);
}

.collection-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform var(--transition-slow);
}

.collection-card:hover .collection-bg {
    transform: scale(1.05);
}

.collection-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 15, 15, 0.9) 0%, transparent 60%);
}

.collection-bg.classic {
    background: linear-gradient(135deg, #3d2b1f 0%, #2a2a2a 100%);
}

.collection-bg.luxury {
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
}

.collection-bg.everyday {
    background: linear-gradient(135deg, #4a6670 0%, #2e5090 100%);
}

.collection-bg.statement {
    background: linear-gradient(135deg, #0a1f02 0%, #2d6a1e 100%);
}

.collection-content {
    position: relative;
    z-index: 1;
}

.collection-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.collection-name {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
}

.collection-desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* Collection Grid Layout */
@media (min-width: 768px) {
    .collections-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .collection-card.large {
        grid-column: span 2;
        aspect-ratio: 21 / 9;
    }
    
    .collection-card.wide {
        grid-column: span 2;
    }
}

@media (min-width: 1024px) {
    .collections-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .collection-card.large {
        grid-column: span 2;
        grid-row: span 2;
        aspect-ratio: auto;
    }
    
    .collection-card.wide {
        grid-column: span 2;
    }
}

/* ============================================
   Brand Story
   ============================================ */

.brand-story {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-elevated);
}

.story-grid {
    display: grid;
    gap: var(--space-2xl);
    align-items: center;
}

.story-content {
    max-width: 540px;
}

.story-text {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.story-visual {
    display: flex;
    justify-content: center;
}

.story-image {
    width: 280px;
    height: 340px;
    position: relative;
}

.story-image::before {
    content: '';
    position: absolute;
    inset: -20px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.watch-svg.story {
    width: 100%;
    height: 100%;
}

.watch-svg.story svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
}

@media (min-width: 1024px) {
    .story-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3xl);
    }
    
    .story-image {
        width: 350px;
        height: 420px;
    }
}

/* ============================================
   Reviews
   ============================================ */

.reviews {
    padding: var(--space-3xl) 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.review-card {
    background-color: var(--color-bg-elevated);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
}

.review-stars {
    display: flex;
    gap: 4px;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.review-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: var(--space-md);
    font-style: italic;
}

.review-author {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    font-style: normal;
}

/* ============================================
   Instagram
   ============================================ */

.instagram {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-elevated);
}

.instagram-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.instagram-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
}

.instagram-item {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--color-bg-card);
    transition: transform var(--transition-base);
}

.instagram-item:hover {
    transform: scale(1.02);
}

.instagram-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.instagram-placeholder svg {
    width: 60%;
    height: 60%;
    opacity: 0.5;
}

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

/* ============================================
   Final CTA
   ============================================ */

.final-cta {
    padding: var(--space-3xl) 0;
    text-align: center;
    background: radial-gradient(ellipse at center, rgba(200, 184, 160, 0.05) 0%, transparent 70%);
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    background-color: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: var(--space-sm);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    max-width: 240px;
}

.footer-heading {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

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

.copyright {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

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

/* ============================================
   Cart Sidebar
   ============================================ */

.cart-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 200;
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 420px;
    background-color: var(--color-bg-elevated);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 201;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active {
    transform: translateX(0);
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.cart-header h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
}

.cart-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
}

.cart-close:hover {
    background-color: var(--color-bg-card);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
}

.cart-empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-xl) 0;
}

.cart-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cart-item-image svg {
    width: 60%;
    height: 60%;
}

.cart-item-details {
    flex: 1;
}

.cart-item-name {
    font-weight: 500;
    margin-bottom: 4px;
}

.cart-item-price {
    color: var(--color-accent);
    font-size: 0.9375rem;
    margin-bottom: var(--space-xs);
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.quantity-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: background-color var(--transition-fast);
}

.quantity-btn:hover {
    background-color: var(--color-border);
}

.cart-item-remove {
    color: var(--color-text-muted);
    font-size: 0.75rem;
    margin-top: var(--space-xs);
    transition: color var(--transition-fast);
}

.cart-item-remove:hover {
    color: #ff6b6b;
}

.cart-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.cart-total span:last-child {
    font-weight: 600;
    color: var(--color-accent);
}

.cart-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
}

/* ============================================
   Product Page Styles
   ============================================ */

.product-page {
    padding-top: 100px;
    padding-bottom: var(--space-3xl);
}

.product-detail-grid {
    display: grid;
    gap: var(--space-2xl);
}

.product-gallery {
    background-color: var(--color-bg-elevated);
    border-radius: var(--radius-lg);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-gallery .watch-svg {
    width: 60%;
    height: 60%;
}

.product-gallery .watch-svg svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
}

.product-info-detail {
    max-width: 520px;
}

.product-meta {
    margin-bottom: var(--space-md);
}

.product-category {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.product-title-large {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 500;
    margin: var(--space-xs) 0;
}

.product-price-large {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
}

.product-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    width: fit-content;
}

.quantity-selector button {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-full);
    font-size: 1.25rem;
    transition: background-color var(--transition-fast);
}

.quantity-selector button:hover {
    background-color: var(--color-border);
}

.quantity-selector span {
    min-width: 40px;
    text-align: center;
    font-weight: 500;
}

.product-specs {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-lg);
}

.specs-title {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.spec-item {
    font-size: 0.9375rem;
}

.spec-label {
    color: var(--color-text-muted);
    display: block;
    font-size: 0.8125rem;
    margin-bottom: 2px;
}

.spec-value {
    color: var(--color-text);
    font-weight: 500;
}

.shipping-info {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background-color: var(--color-bg-elevated);
    border-radius: var(--radius-md);
}

.shipping-info p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.shipping-info p + p {
    margin-top: var(--space-xs);
}

.related-products {
    margin-top: var(--space-3xl);
}

.related-products .section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

@media (min-width: 1024px) {
    .product-detail-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3xl);
        align-items: start;
    }
    
    .product-gallery {
        position: sticky;
        top: 100px;
    }
}

/* ============================================
   Animations
   ============================================ */

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Utility Classes
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}