/* ================================
   WorldWideLabs - Design System
   Teal / White / Black Theme
================================ */

/* CSS Custom Properties */
:root {
    /* Primary Colors */
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gray-800: #27272a;
    --gray-900: #18181b;
    --black: #0a0a0a;

    /* Semantic Colors */
    --primary: var(--teal-600);
    --primary-light: var(--teal-400);
    --primary-dark: var(--teal-800);
    --bg-primary: var(--white);
    --bg-secondary: var(--gray-50);
    --bg-dark: var(--black);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-light: var(--gray-400);
    --text-on-dark: var(--white);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--teal-600) 0%, var(--teal-400) 100%);
    --gradient-dark: linear-gradient(135deg, var(--gray-900) 0%, var(--black) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(13, 148, 136, 0.3);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* 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;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Mobile Dimensions (Strict Parity) */
    --mobile-btn-height: 56px;
}

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

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    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;
}

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

ul,
ol {
    list-style: none;
}

/* Accessibility - Focus States */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Skip to Content Link */
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-sm) var(--space-lg);
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
    border-radius: var(--radius-md);
    z-index: 10000;
    transition: top var(--transition-fast);
}

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

/* Typography - Professional & Clean */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.25;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.25rem, 4.5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.025em;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
}

h4 {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    max-width: 65ch;
    line-height: 1.7;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md), 0 0 20px rgba(13, 148, 136, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--teal-200);
}

.btn-secondary:hover {
    background: var(--teal-50);
    border-color: var(--primary);
}

.btn-dark {
    background: var(--black);
    color: var(--white);
}

.btn-dark:hover {
    background: var(--gray-800);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--black);
}

.nav-logo .logo-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 900;
    font-size: 1.2rem;
}

.nav-logo span.accent {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-base);
}

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

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--black);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(13, 148, 136, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(20, 184, 166, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(45, 212, 191, 0.08) 0%, transparent 40%);
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(13, 148, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 148, 136, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.3);
    border-radius: var(--radius-full);
    color: var(--teal-300);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--teal-400);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.hero h1 {
    color: var(--white);
    margin-bottom: var(--space-lg);
}

.hero h1 .highlight {
    color: var(--teal-400);
    font-weight: 800;
    text-shadow: 0 0 30px rgba(45, 212, 191, 0.5), 0 0 60px rgba(45, 212, 191, 0.3);
    position: relative;
}

/* Trust Grid & Cards */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.trust-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.trust-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.trust-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.trust-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.trust-card h4 {
    color: var(--white);
    margin-bottom: var(--space-sm);
    font-size: 1.1rem;
}

.trust-card p {
    color: var(--teal-200);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-400);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.hero-stats {
    display: flex;
    gap: var(--space-3xl);
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat {
    text-align: left;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.stat-value .accent {
    color: var(--teal-400);
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-400);
    margin-top: var(--space-sm);
    font-weight: 500;
}

/* Features Bar */
.features-bar {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--space-xl) 0;
}

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

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

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--teal-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.feature-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Section Styles */
.section {
    padding: 5rem 0;
    content-visibility: auto;
    contain-intrinsic-size: auto 500px;
}

/* Reduced Motion - Accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

.section-dark {
    background: linear-gradient(135deg, var(--teal-800) 0%, var(--teal-900) 100%);
    color: var(--white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--white);
}

.section-dark p {
    color: var(--teal-100);
}

.section-alt {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    margin: 0 auto;
    color: var(--text-secondary);
}

.section-dark .section-header p {
    color: var(--gray-400);
}

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

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    position: relative;
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--teal-300);
}

.product-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: 0.35rem 0.75rem;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    z-index: 1;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.product-image {
    position: relative;
    padding: var(--space-md);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--teal-50) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    min-height: 240px;
}

.product-image img {
    max-width: 98%;
    max-height: 98%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform var(--transition-base);
}

.product-card:hover .product-image img {
    transform: scale(1.03);
}

.product-vial {
    width: 60px;
    height: 120px;
    background: linear-gradient(135deg, var(--teal-100) 0%, var(--teal-200) 50%, var(--teal-300) 100%);
    border-radius: var(--radius-md);
    position: relative;
    box-shadow:
        inset -10px 0 20px rgba(0, 0, 0, 0.1),
        inset 10px 0 20px rgba(255, 255, 255, 0.3),
        0 4px 20px rgba(13, 148, 136, 0.2);
}

.product-vial::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 15px;
    background: linear-gradient(to bottom, var(--gray-300), var(--gray-400));
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.product-vial::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 80%;
    height: 40%;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
}

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

.product-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.product-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
}

.product-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-price {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
}

.product-price .original {
    font-size: 0.9rem;
    color: var(--text-light);
    text-decoration: line-through;
    margin-left: var(--space-xs);
    font-weight: 500;
}

.product-btn {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(13, 148, 136, 0.25);
}

.product-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.4);
}

/* Category Tabs */
.category-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
}

.category-tab {
    padding: var(--space-sm) var(--space-lg);
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.category-tab:hover,
.category-tab.active {
    background: var(--primary);
    color: var(--white);
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    overflow: hidden;
    background: var(--white);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    transition: all var(--transition-base);
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-icon {
    width: 28px;
    height: 28px;
    background: var(--teal-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Trust Section */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.trust-card {
    text-align: center;
    padding: var(--space-2xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.trust-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--teal-600);
    transform: translateY(-4px);
}

.trust-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.trust-card h4 {
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.trust-card p {
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    background: var(--gradient-primary);
    padding: var(--space-3xl) 0;
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--space-md);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0 auto var(--space-xl);
}

/* ================================
   Product Detail Page - Professional Layout
================================ */

/* Main Grid Layout */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

/* Product Gallery - Left Side */
.product-gallery {
    position: sticky;
    top: 100px;
}

.gallery-main {
    background: transparent;
    border-radius: 0;
    border: none;
    padding: 0;
    margin-bottom: 0;
    position: relative;
    aspect-ratio: 3 / 4;
    display: block;
    min-height: auto;
    overflow: hidden;
}

.gallery-main .product-image-container {
    width: 100%;
    height: 100%;
    display: block;
    padding: 0;
    margin: 0;
    background: transparent;
}

.gallery-main .product-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform var(--transition-base);
}

.gallery-main:hover .product-image-container img {
    transform: scale(1.02);
}

.gallery-main .product-badge {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
}

/* Gallery Thumbnails */
.gallery-thumbs {
    display: flex;
    gap: 0.75rem;
}

.gallery-thumbs .thumb {
    flex: 1;
    aspect-ratio: 1;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 0.25rem;
    cursor: pointer;
    transition: all var(--transition-base);
    overflow: hidden;
}

.gallery-thumbs .thumb:hover {
    border-color: var(--teal-300);
}

.gallery-thumbs .thumb.active {
    border-color: var(--primary);
    background: var(--teal-50);
}

.gallery-thumbs .thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.gallery-thumbs .thumb .product-image-container {
    width: 100%;
    height: 100%;
}

.gallery-thumbs .thumb .product-image-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* COA Thumbnail Styling */
.gallery-thumbs .coa-thumb {
    position: relative;
}

.gallery-thumbs .coa-thumb .coa-label {
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    letter-spacing: 0.5px;
}

/* COA Image in Main Gallery - Centered & Properly Sized */
.gallery-main img#mainImage[src*="-coa"] {
    max-width: 90%;
    max-height: 90%;
    width: auto;
    height: auto;
    object-fit: contain;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 1rem;
}

/* Alternative: When COA is displayed via JS without the -coa suffix detection */
.gallery-main #mainImage {
    display: block;
    margin: 0 auto;
}

/* Product Info - Right Side */
.product-detail-info {
    padding-top: 1rem;
}

/* Breadcrumb */
.breadcrumb {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.breadcrumb a {
    color: var(--primary);
    transition: color var(--transition-fast);
}

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

/* Product Title */
.product-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

/* Product Price */
.product-detail-price {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.product-detail-price .price-current {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.product-detail-price .currency {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-left: 0.25rem;
}

.product-detail-price .price-original {
    font-size: 1.25rem;
    color: var(--text-light);
    text-decoration: line-through;
}

/* Product Highlights */
.product-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
}

.product-highlights .highlight {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.product-highlights .highlight svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
    flex-shrink: 0;
}

/* Product Actions */
.product-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.quantity-selector {
    display: flex;
    align-items: center;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.quantity-selector button {
    width: 48px;
    height: 48px;
    background: var(--gray-50);
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.quantity-selector button:hover {
    background: var(--gray-100);
}

.quantity-selector span {
    width: 48px;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
}

.add-to-cart-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0 2rem;
    height: 48px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md), 0 0 20px rgba(13, 148, 136, 0.2);
}

.add-to-cart-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* Product Tabs */
.product-tabs {
    border-top: 1px solid var(--gray-200);
    padding-top: 2rem;
}

.tab-buttons {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 1.5rem;
}

.tab-btn {
    padding: 1rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    color: var(--primary);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.tab-content p {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.tab-content ul {
    list-style: none;
}

.tab-content ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.tab-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

/* Trust Badges on Product Page */
.trust-badges {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.trust-badge-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.trust-badge-item svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* Mobile Responsive - Product Detail */
@media (max-width: 992px) {
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .product-gallery {
        position: static;
    }

    .gallery-main {
        aspect-ratio: auto;
        max-height: none;
    }

    .product-highlights {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .product-detail-title {
        font-size: 1.5rem;
    }

    .product-detail-price .price-current {
        font-size: 1.5rem;
    }

    .product-actions {
        flex-direction: column;
    }

    .add-to-cart-btn {
        width: 100%;
    }

    .tab-buttons {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
        white-space: nowrap;
    }

    .trust-badges {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--gray-400);
    padding: var(--space-3xl) 0 var(--space-xl);
}

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

.footer-brand {
    min-width: 280px;
}

.footer-brand .nav-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-brand .nav-logo span {
    white-space: nowrap;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-brand .nav-logo .accent {
    color: var(--teal-400);
}

.footer-brand p {
    margin-top: var(--space-md);
    font-size: 0.9rem;
    max-width: 300px;
    line-height: 1.6;
}

.footer-title {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-lg);
}

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

.footer-links a {
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--teal-400);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85rem;
}

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

/* Payment Methods */
.payment-methods {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.payment-icon {
    width: 48px;
    height: 32px;
    background: linear-gradient(135deg, var(--gray-700) 0%, var(--gray-800) 100%);
    border: 1px solid var(--gray-600);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--white);
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: all var(--transition-fast);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.payment-icon:hover {
    background: var(--gray-700);
    border-color: var(--teal-500);
    color: var(--white);
}

/* Contact Section */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.contact-info a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Mobile Styles */
@media (max-width: 1024px) {

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

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-md);
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

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

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

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

    .hero {
        padding: 100px 0 60px;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-item {
        justify-content: center;
        text-align: center;
        flex-direction: column;
    }

    .trust-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand p {
        max-width: 100%;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }

    .payment-methods {
        justify-content: center;
    }

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

/* Glass Effect Utility */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Animation Utilities */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

/* Custom Icon Styling */
.feature-icon svg,
.trust-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.feature-icon {
    color: var(--primary);
}

.feature-icon svg {
    color: var(--primary);
}

/* Product Button Icon */
.product-btn svg {
    width: 18px;
    height: 18px;
}

/* Currency Label */
.product-price .currency {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-left: 2px;
}

/* Contact Cards */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.contact-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--teal-200);
}

.contact-card.dark {
    background: linear-gradient(135deg, var(--black) 0%, var(--gray-800) 100%);
    border: none;
    color: var(--white);
}

.contact-card .icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-card .icon-wrapper svg {
    width: 36px;
    height: 36px;
    color: var(--white);
}

.contact-card h3 {
    margin-bottom: var(--space-sm);
}

.contact-card.dark h3 {
    color: var(--white);
}

.contact-card p {
    margin-bottom: var(--space-lg);
}

.contact-card.dark p {
    color: var(--gray-400);
}

/* Payment Info Box */
.payment-box {
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
}

.payment-box h4 {
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.payment-box h4 svg {
    width: 20px;
    height: 20px;
}

.payment-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.payment-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
}

.payment-tag svg {
    width: 16px;
    height: 16px;
}

/* Email Button */
.email-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    word-break: break-all;
    text-align: center;
}

.email-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.email-btn svg {
    width: 20px;
    height: 20px;
}

/* Quick Info Grid */
.quick-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

.quick-info-item {
    padding: var(--space-xl);
}

.quick-info-item .icon-wrapper {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--space-md);
    background: var(--teal-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.quick-info-item .icon-wrapper svg {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

@media (max-width: 768px) {
    .quick-info-grid {
        grid-template-columns: 1fr;
    }
}

/* Cart Link in Nav */
.cart-link {
    position: relative;
    display: flex;
    align-items: center;
    padding: var(--space-sm);
    color: var(--text-primary);
    transition: color var(--transition-base);
}

.cart-link:hover {
    color: var(--primary);
}

.cart-count {
    position: absolute;
    top: 0;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    display: none;
    align-items: center;
    justify-content: center;
}

/* Cart Notification */
.cart-notification {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: var(--space-md) var(--space-lg);
    background: var(--black);
    color: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-base);
}

.cart-notification.show {
    transform: translateY(0);
    opacity: 1;
}

.cart-notification svg {
    color: var(--teal-400);
}

/* Product Detail Page */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.product-gallery {
    position: sticky;
    top: 100px;
}

.gallery-main {
    position: relative;
    background: transparent;
    border-radius: 0;
    padding: 0;
    display: block;
    min-height: auto;
    margin-bottom: 0;
    overflow: hidden;
}

.gallery-main img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.gallery-thumbs {
    display: flex;
    gap: var(--space-sm);
}

.thumb {
    width: 80px;
    height: 80px;
    padding: var(--space-sm);
    background: var(--gray-100);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.thumb:hover,
.thumb.active {
    border-color: var(--primary);
    background: var(--teal-50);
}

.thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

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

.product-detail-title {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.product-detail-price {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.price-current {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.price-current .currency {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.price-original {
    font-size: 1.25rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.product-highlights {
    margin-bottom: var(--space-xl);
}

.highlight {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.highlight svg {
    color: var(--primary);
    flex-shrink: 0;
}

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

.quantity-selector {
    display: flex;
    align-items: center;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.quantity-selector button {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: background var(--transition-base);
}

.quantity-selector button:hover {
    background: var(--gray-200);
}

.quantity-selector input {
    width: 50px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    background: transparent;
}

.add-to-cart-btn {
    flex: 1;
    font-size: 1rem;
}

.trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--gray-200);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.trust-row span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.trust-row svg {
    color: var(--primary);
}

/* Product Tabs */
.product-tabs {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.tab-btn {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-base);
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    color: var(--primary);
    background: var(--white);
}

.tab-btn.active {
    color: var(--primary);
    background: var(--white);
    border-bottom-color: var(--primary);
}

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

.tab-content h3 {
    margin-bottom: var(--space-md);
}

.tab-content ul {
    display: grid;
    gap: var(--space-sm);
}

.tab-content li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.tab-content li svg {
    flex-shrink: 0;
    margin-top: 2px;
}

/* Trust Badges */
.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.trust-badge-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.trust-badge-item svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* Cart Page */
.cart-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-2xl);
}

.cart-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-3xl);
}

.cart-empty h2 {
    margin: var(--space-lg) 0 var(--space-sm);
}

.cart-empty p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

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

.cart-item {
    display: grid;
    grid-template-columns: auto 2fr 1fr 1fr auto;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--gray-100);
}

.cart-item-image-wrapper {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--teal-50) 100%);
    border: 1px solid var(--gray-200);
    padding: 0.5rem;
}

.cart-item-image-wrapper .product-image-container {
    background: transparent;
    position: relative !important;
    width: 100% !important;
    height: 100% !important;
    overflow: hidden !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
}

/* Cart Thumbnail Label Overrides */
.cart-item-image-wrapper .product-label-overlay {
    position: absolute !important;
    top: 55% !important;
    left: 50% !important;

    /* Strict scaling to contain the 100% label within 80px thumb */
    width: 450px !important;
    /* Original label design width */
    height: 250px !important;
    transform: translate(-50%, -50%) scale(0.12) !important;
    transform-origin: center center !important;

    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
    z-index: 5;
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.1);
    display: flex !important;
    flex-direction: column;
}

.cart-item-image-wrapper .label-top-strip {
    height: 15px !important;
    /* Scaled up for the large base size */
}

.cart-item-image-wrapper .label-content-grid {
    padding: 10px !important;
    display: grid !important;
    grid-template-columns: 1fr auto !important;
}

.cart-item-image-wrapper .label-main-info {
    display: flex !important;
    flex-direction: column !important;
    text-align: left !important;
}

.cart-item-image-wrapper .label-tech-col,
.cart-item-image-wrapper .marketing-pill {
    display: flex !important;
    /* Show details now nicely scaled */
    transform: scale(1.5);
    /* Slight boost for readability */
    transform-origin: right center;
}

.cart-item-image-wrapper .label-name {
    font-size: 50px !important;
    /* Large base size for clean downscaling */
    margin-bottom: 5px !important;
}

.cart-item-image-wrapper .label-meta {
    font-size: 24px !important;
    padding: 5px 15px !important;
}

.cart-item-image-wrapper .label-content-grid {
    padding: 1px 2px;
    display: flex;
    /* Simplify grid to flex for cart */
    justify-content: center;
    align-items: center;
    text-align: center;
}

.cart-item-image-wrapper .label-tech-col,
.cart-item-image-wrapper .marketing-pill {
    display: none;
    /* Hide complex details in thumb */
}

.cart-item-image-wrapper .label-name {
    font-size: 7px;
    /* Fixed tiny size */
    margin-bottom: 0;
}

.cart-item-image-wrapper .label-meta {
    font-size: 4px;
    padding: 0 2px;
    margin-top: 1px;
}

/* Original img rule replacement */
/* .cart-item img removed in favor of wrapper structure */
.cart-item-info h3 {
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.cart-item-price {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
}

.cart-item-quantity button {
    width: 32px;
    height: 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
}

.cart-item-quantity button:hover {
    background: var(--gray-200);
}

.cart-item-quantity span {
    width: 30px;
    text-align: center;
    font-weight: 600;
}

.cart-item-total {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    min-width: 80px;
    text-align: right;
}

.cart-item-remove {
    padding: var(--space-sm);
    color: var(--text-light);
    transition: color var(--transition-base);
}

.cart-item-remove:hover {
    color: #ef4444;
}

.cart-summary {
    position: sticky;
    top: 100px;
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    height: fit-content;
}

.cart-summary h3 {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--gray-200);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    font-size: 0.95rem;
}

.summary-total {
    font-size: 1.2rem;
    font-weight: 700;
    padding-top: var(--space-md);
    margin-top: var(--space-md);
    border-top: 1px solid var(--gray-200);
}

/* --- FULL-BLEED MOBILE UI v900 --- */
@media (max-width: 768px) {

    /* Container */
    .container {
        padding: 0 8px;
    }

    /* 2-Column Product Grid */
    .products-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px !important;
        padding: 0 4px;
    }

    /* Product Card */
    .product-card {
        border-radius: 10px;
        overflow: hidden;
        background: #fff;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    /* IMAGE CONTAINER - Full Bleed, No Padding */
    .product-card .product-image-container {
        width: 100% !important;
        aspect-ratio: 1 / 1 !important;
        padding: 0 !important;
        margin: 0 !important;
        background: transparent !important;
        overflow: hidden !important;
        border-radius: 10px 10px 0 0 !important;
    }

    /* IMAGE - object-fit: cover for edge-to-edge */
    .product-card .product-image-container img {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        object-position: center !important;
        display: block !important;
    }

    /* Product Info */
    .product-info {
        padding: 10px !important;
        text-align: left !important;
    }

    .product-category {
        font-size: 0.65rem !important;
        margin-bottom: 2px !important;
        text-transform: uppercase;
    }

    .product-name {
        font-size: 0.85rem !important;
        font-weight: 600 !important;
        line-height: 1.3 !important;
        margin-bottom: 4px !important;
    }

    .product-subtitle {
        font-size: 0.7rem !important;
        line-height: 1.3 !important;
        margin-bottom: 6px !important;
    }

    /* Product Footer */
    .product-footer {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding: 10px !important;
        border-top: 1px solid #f0f0f0 !important;
        gap: 8px !important;
    }

    .product-price {
        font-size: 0.95rem !important;
        font-weight: 700 !important;
    }

    .product-btn {
        flex-shrink: 0 !important;
        width: 36px !important;
        height: 36px !important;
        min-width: 36px !important;
    }

    /* Detail Hero - FULL VIEWPORT BREAKOUT */
    .product-gallery,
    .gallery-main {
        width: 100vw !important;
        margin-left: calc(-50vw + 50%) !important;
        margin-right: calc(-50vw + 50%) !important;
        padding: 0 !important;
        background: transparent !important;
        border-radius: 0 !important;
        overflow: hidden !important;
    }

    .product-detail-page .gallery-main .product-image-container,
    #mainImageContainer {
        width: 100% !important;
        min-height: 50vh !important;
        aspect-ratio: 3 / 4 !important;
        padding: 0 !important;
        margin: 0 !important;
        background: transparent !important;
        border-radius: 0 !important;
        overflow: hidden !important;
        display: block !important;
        position: static !important;
    }

    #mainImage {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        object-position: center !important;
        display: block !important;
    }
}

/* END MOBILE OVERRIDES */
.checkout-btn {
    width: 100%;
    margin: var(--space-lg) 0;
    font-size: 1rem;
    padding: var(--space-md);
}

.payment-options {
    text-align: center;
    padding: var(--space-md) 0;
}

.payment-options p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
}

.payment-icons span {
    padding: var(--space-xs) var(--space-md);
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.secure-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--teal-50);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 500;
}

@media (max-width: 1024px) {
    .product-detail-grid {
        grid-template-columns: 1fr;
    }

    .product-gallery {
        position: static;
    }

    .cart-layout {
        grid-template-columns: 1fr;
    }

    .cart-summary {
        position: static;
    }
}

.tab-btn.active {
    border-left-color: var(--primary);
}

/* ============================================
   TEXT-ONLY PRODUCT OVERLAY
   ============================================
   Simple text overlay for vial images.
   No background box - just text positioned on the vial.
   ============================================ */

/* Custom Properties */
:root {
    --text-overlay-top: 52%;
    --text-overlay-left: 50%;
}

/* Base Container */
.product-image-container {
    position: relative !important;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--gray-50);
}

.product-image-container img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    z-index: 1;
}

/* ============================================
   TEXT OVERLAY - No background, just text
   ============================================ */
.product-label-overlay {
    position: absolute;
    top: var(--text-overlay-top);
    left: var(--text-overlay-left);
    transform: translate(-50%, -50%);

    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1px;

    /* CRITICAL: Constrain to vial width (~18% of container for tight fit) */
    max-width: 18%;

    /* No background - transparent */
    background: transparent;

    font-family: 'Inter', sans-serif;
    pointer-events: none;
}

@media (max-width: 600px) {
    .payment-icons {
        flex-wrap: wrap;
    }

    .crypto-network-options {
        grid-template-columns: 1fr;
    }
}

/* Hide decorative elements */
.label-top-strip {
    display: none;
}

.label-content-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
}

.label-main-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
}

/* Brand Logo */
.label-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    margin-bottom: 1px;
}

.label-logo svg {
    width: 10px;
    height: 10px;
    stroke: var(--teal-700);
    flex-shrink: 0;
}

.label-logo-text {
    font-size: 0.35rem;
    font-weight: 800;
    color: var(--teal-700);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Product Name - Compact & Readable */
.label-name {
    font-size: clamp(0.25rem, 0.7vw, 0.38rem);
    font-weight: 800;
    color: #1a1a1a;
    text-transform: uppercase;
    letter-spacing: -0.03em;
    line-height: 1.15;
    word-wrap: break-word;
    overflow-wrap: break-word;
    text-shadow:
        0 0 2px rgba(255, 255, 255, 0.95),
        0 0 4px rgba(255, 255, 255, 0.7);
}

/* Meta Info (Dosage) */
.label-meta {
    font-size: clamp(0.2rem, 0.5vw, 0.3rem);
    font-weight: 700;
    color: var(--teal-700);
    letter-spacing: 0.02em;
    text-shadow:
        0 0 2px rgba(255, 255, 255, 0.9);
}

/* Research Use Notice - Hidden on small views */
.label-notice {
    font-size: 0.25rem;
    font-weight: 600;
    color: #555;
    margin-top: 1px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    text-shadow:
        0 0 2px rgba(255, 255, 255, 0.9);
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

/* Larger labels on desktop product detail pages */
.gallery-main .product-image-container {
    --label-width: 26%;
    --label-height: 18%;
}

.gallery-main .label-name {
    font-size: clamp(0.55rem, 1.8vw, 0.75rem);
}

.gallery-main .label-meta {
    font-size: clamp(0.4rem, 1.2vw, 0.55rem);
}

.gallery-main .label-top-strip {
    height: 5px;
}

.gallery-main .label-logo svg {
    width: 12px;
    height: 12px;
}

/* Smaller labels in thumbnails */
.gallery-thumbs .product-image-container {
    --label-width: 28%;
    --label-height: 16%;
}

.gallery-thumbs .label-name {
    font-size: 0.35rem;
}

.gallery-thumbs .label-meta,
.gallery-thumbs .label-notice,
.gallery-thumbs .label-logo {
    display: none;
}

/* Cart thumbnail adjustments */
.cart-item-image-wrapper .product-image-container {
    --label-width: 30%;
    --label-height: 18%;
}

.cart-item-image-wrapper .label-name {
    font-size: 0.4rem;
}

.cart-item-image-wrapper .label-meta,
.cart-item-image-wrapper .label-notice,
.cart-item-image-wrapper .label-logo {
    display: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    :root {
        --label-width: 28%;
        --label-height: 18%;
    }

    .label-name {
        font-size: 0.5rem;
    }

    .label-meta {
        font-size: 0.4rem;
    }
}

.tech-row {
    font-family: monospace;
    font-size: 5px;
    color: var(--gray-500);
    line-height: 1;
    text-align: right;
    white-space: nowrap;
}

.fake-barcode {
    width: 20px;
    height: 12px;
    background: repeating-linear-gradient(90deg,
            #000 0px,
            #000 1px,
            transparent 1px,
            transparent 2px,
            #000 3px);
    margin-top: auto;
    opacity: 0.7;
}

.marketing-pill {
    font-size: 4px;
    font-weight: 700;
    color: var(--gray-400);
    margin-top: 2px;
    border: 1px solid var(--gray-300);
    padding: 0 2px;
    border-radius: 2px;
}

/* Product Detail Variant - Slightly Larger */
.gallery-main .product-label-overlay {
    top: 54.5%;
    height: 28%;
}

.gallery-main .label-name {
    font-size: 1.6rem;
}

.gallery-main .label-meta {
    font-size: 0.8rem;
    padding: 2px 6px;
}

.gallery-main .tech-row {
    font-size: 8px;
}

.gallery-main .fake-barcode {
    width: 30px;
    height: 18px;
}

/* Fix SVG Icon Sizing in Highlights and Tabs */
.highlight svg,
.tab-content ul li svg {
    width: 16px;
    height: 16px;
    min-width: 16px;
    flex-shrink: 0;
    margin-right: 8px;
}

/* Checkout Page Styles */
.checkout-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
    max-width: 1100px;
    margin: 0 auto;
}

.checkout-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.card-header h3 {
    margin-bottom: var(--space-lg);
    font-size: 1.25rem;
    color: var(--gray-900);
    border-bottom: 1px solid var(--gray-100);
    padding-bottom: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-md);
}

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

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px var(--teal-100);
}

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

.payment-option {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.payment-option:hover {
    border-color: var(--primary-light);
    background: var(--teal-50);
}

.payment-option.selected {
    border-color: var(--primary);
    background: var(--teal-50);
    box-shadow: 0 0 0 1px var(--primary);
}

.payment-content {
    flex: 1;
}

.payment-title {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
}

.payment-desc {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.payment-info-box {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    border: 1px dashed var(--gray-300);
}

.checkout-summary {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--gray-200);
    position: sticky;
    top: 100px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--gray-100);
}

.item-info {
    display: flex;
    flex-direction: column;
}

.item-qty {
    font-size: 0.85rem;
    color: var(--text-light);
}

@media (max-width: 860px) {
    .checkout-grid {
        grid-template-columns: 1fr;
    }

    .checkout-summary {
        position: static;
        order: -1;
        /* Show summary first on mobile? Or last? Usually last is fine. */
    }
}

/* ==========================================
   TOAST NOTIFICATION SYSTEM
   ========================================== */

.toast-notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--gray-900);
    color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    font-size: 0.95rem;
    font-weight: 500;
    z-index: 9999;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    max-width: 400px;
}

.toast-notification.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-notification .toast-icon {
    flex-shrink: 0;
}

.toast-success {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}

.toast-success .toast-icon {
    stroke: var(--white);
}

.toast-error {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
}

.toast-error .toast-icon {
    stroke: var(--white);
}

.toast-warning {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
}

.toast-warning .toast-icon {
    stroke: var(--white);
}

.toast-info {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
}

.toast-info .toast-icon {
    stroke: var(--white);
}

@media (max-width: 480px) {
    .toast-notification {
        left: 20px;
        right: 20px;
        bottom: 10px;
        max-width: none;
    }
}

/* ==========================================
   CURRENCY SELECTOR
   ========================================== */

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

.currency-selector select {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    background: var(--white);
    color: var(--text-primary);
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.currency-selector select:hover,
.currency-selector select:focus {
    border-color: var(--primary);
    outline: none;
}

/* ==========================================
   ENHANCED CHECKOUT FORMS
   ========================================== */

.crypto-network-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.crypto-network-option {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.crypto-network-option:hover {
    border-color: var(--teal-300);
    background: var(--teal-50);
}

.crypto-network-option.selected {
    border-color: var(--primary);
    background: var(--teal-50);
}

.crypto-network-option input {
    display: none;
}

.crypto-network-option .network-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.crypto-network-option .network-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Wallet Address Display */
.wallet-address-box {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
}

.wallet-address-box h4 {
    color: var(--teal-300);
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
}

.wallet-address {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    word-break: break-all;
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.copy-address-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.copy-address-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3);
}

/* QR Code Container */
.qr-code-container {
    text-align: center;
    margin: var(--space-lg) 0;
    padding: var(--space-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    display: inline-block;
}

.qr-code-container img {
    max-width: 150px;
    height: auto;
}

/* Transaction Hash Input */
.tx-hash-input {
    margin-top: var(--space-lg);
}

.tx-hash-input label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.tx-hash-input .helper-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.tx-hash-input input {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast);
}

.tx-hash-input input:focus {
    outline: none;
    border-color: var(--primary);
}

.tx-hash-input input.error {
    border-color: #ef4444;
    background: #fef2f2;
}

.tx-hash-input .error-message {
    color: #dc2626;
    font-size: 0.85rem;
    margin-top: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* File Upload */
.file-upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-top: var(--space-lg);
}

.file-upload-area:hover {
    border-color: var(--teal-400);
    background: var(--teal-50);
}

.file-upload-area.has-file {
    border-color: var(--primary);
    background: var(--teal-50);
}

.file-upload-area input[type="file"] {
    display: none;
}

.file-upload-area .upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-md);
    color: var(--gray-400);
}

.file-upload-area .upload-text {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.file-upload-area .upload-hint {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.file-upload-area .file-name {
    font-weight: 600;
    color: var(--primary);
}

/* Bank Transfer Details */
.bank-details-box {
    background: linear-gradient(135deg, var(--teal-50) 0%, var(--gray-50) 100%);
    border: 1px solid var(--teal-200);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin: var(--space-lg) 0;
}

.bank-details-box h4 {
    color: var(--primary-dark);
    margin-bottom: var(--space-lg);
    font-size: 1rem;
}

.bank-detail-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--teal-100);
}

.bank-detail-row:last-child {
    border-bottom: none;
}

.bank-detail-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.bank-detail-value {
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

/* Shipping Info Banner */
.shipping-info-banner {
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: var(--white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
}

.shipping-info-banner h5 {
    color: var(--teal-300);
    margin-bottom: var(--space-sm);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.shipping-info-banner ul {
    list-style: none;
}

.shipping-info-banner li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    padding: var(--space-xs) 0;
}

.shipping-info-banner li svg {
    color: var(--teal-400);
    flex-shrink: 0;
}

/* Mobile-First Form Improvements */
@media (max-width: 640px) {
    .form-row {
        flex-direction: column;
        gap: var(--space-md);
    }

    .crypto-network-selector {
        grid-template-columns: 1fr 1fr;
    }

    .bank-detail-row {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .wallet-address {
        font-size: 0.75rem;
    }

    .checkout-card {
        padding: var(--space-md);
    }

    .form-group input,
    .form-group select {
        padding: var(--space-md);
        font-size: 16px;
        /* Prevents iOS zoom */
        min-height: 50px;
    }

    .checkout-btn {
        padding: var(--space-lg);
        font-size: 1.1rem;
        min-height: 56px;
    }
}

/* ==========================================
   CART IMAGE UPDATE
   ========================================== */

.cart-item-image-wrapper .product-image-container img {
    max-width: 100%;
    max-height: 100%;
}

/* ==========================================
   LANDSCAPE ORIENTATION FIXES
   ========================================== */

@media (max-height: 500px) and (orientation: landscape) {
    .checkout-card {
        padding: var(--space-sm);
        margin-bottom: var(--space-sm);
    }

    .card-header h3 {
        font-size: 1rem;
        margin-bottom: var(--space-sm);
    }

    .form-group {
        margin-bottom: var(--space-sm);
    }

    .form-group label {
        margin-bottom: 2px;
        font-size: 0.85rem;
    }

    .form-group input,
    .form-group select {
        min-height: 40px;
        padding: var(--space-sm);
    }

    .payment-option {
        padding: var(--space-sm);
    }

    .wallet-address-box {
        padding: var(--space-sm);
        margin: var(--space-sm) 0;
    }

    .file-upload-area {
        padding: var(--space-md);
    }

    .shipping-info-banner {
        padding: var(--space-sm);
    }

    .shipping-info-banner h5 {
        font-size: 0.75rem;
        margin-bottom: var(--space-xs);
    }

    .shipping-info-banner li {
        font-size: 0.8rem;
        padding: 2px 0;
    }

    .crypto-network-selector {
        gap: var(--space-xs);
    }

    .crypto-network-option {
        padding: var(--space-sm);
    }
}

/* ==========================================
   CURRENCY SELECTOR IN NAV
   ========================================== */

.nav-currency-selector {
    margin-right: var(--space-md);
}

.nav-currency-selector select {
    padding: 6px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--white);
    color: var(--text-primary);
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.nav-currency-selector select:hover,
.nav-currency-selector select:focus {
    border-color: var(--primary);
    outline: none;
}

@media (max-width: 768px) {
    .nav-currency-selector {
        display: none;
    }
}

/* ==========================================
   SPECS TABLE FOR PRODUCT DETAIL
   ========================================== */

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--space-md);
}

.specs-table tr {
    border-bottom: 1px solid var(--gray-200);
}

.specs-table td {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.95rem;
}

.specs-table td:first-child {
    width: 40%;
    color: var(--text-secondary);
    background: var(--gray-50);
}

.specs-table td:last-child {
    color: var(--text-primary);
}

.specs-table strong {
    font-weight: 600;
    color: var(--text-primary);
}

/* ==========================================
   COA THUMBNAIL LABEL
   ========================================== */

.coa-thumb {
    position: relative;
}

.coa-label {
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================
   Search Overlay & Navigation Search
   ========================================== */

.nav-search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: none;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--gray-600);
}

.nav-search-btn:hover {
    background: var(--primary);
    color: var(--white);
    transform: scale(1.05);
}

.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.search-overlay-content {
    width: 90%;
    max-width: 600px;
    transform: translateY(-20px);
    transition: transform var(--transition-base);
}

.search-overlay.active .search-overlay-content {
    transform: translateY(0);
}

.search-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    cursor: pointer;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.search-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.search-input-wrapper {
    position: relative;
    width: 100%;
}

.search-input-wrapper .search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    pointer-events: none;
}

.search-input-wrapper input {
    width: 100%;
    padding: 20px 20px 20px 60px;
    font-size: 1.25rem;
    border: 2px solid transparent;
    border-radius: var(--radius-xl);
    background: var(--white);
    color: var(--gray-900);
    transition: all var(--transition-fast);
}

.search-input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.2);
}

.search-input-wrapper input::placeholder {
    color: var(--gray-400);
}

.search-results {
    margin-top: var(--space-md);
    background: var(--white);
    border-radius: var(--radius-lg);
    max-height: 60vh;
    overflow-y: auto;
}

.search-hint {
    padding: var(--space-lg);
    text-align: center;
    color: var(--gray-500);
    font-size: 0.95rem;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--gray-100);
    cursor: pointer;
    transition: background var(--transition-fast);
    text-decoration: none;
    color: inherit;
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: var(--gray-50);
}

.search-result-image {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: var(--radius-md);
    background: var(--gray-50);
    padding: 4px;
}

.search-result-info {
    flex: 1;
}

.search-result-name {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 1rem;
    margin-bottom: 2px;
}

.search-result-category {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.search-result-price {
    font-weight: 700;
    color: var(--primary);
    font-size: 1rem;
}

.search-no-results {
    padding: var(--space-xl);
    text-align: center;
    color: var(--gray-500);
}

.search-no-results svg {
    width: 48px;
    height: 48px;
    color: var(--gray-300);
    margin-bottom: var(--space-md);
}

.search-no-results h4 {
    color: var(--gray-700);
    margin-bottom: var(--space-xs);
}

/* Mobile Search Styles */
@media (max-width: 768px) {

    /* Hide Shop Now button on mobile to make room for hamburger */
    .nav-actions .btn {
        display: none;
    }

    .search-overlay {
        padding-top: 5vh;
    }

    .search-overlay-content {
        width: 95%;
    }

    .search-close-btn {
        /* Move outside content flow visually on mobile if needed, 
           or just make it very visible */
        top: 15px;
        right: 15px;
        background: var(--gray-800);
        opacity: 0.9;
        width: 44px;
        /* Larger touch target */
        height: 44px;
        z-index: 10002;
    }

    .search-input-wrapper input {
        font-size: 1rem;
        padding: 16px 16px 16px 50px;
    }

    .search-input-wrapper .search-icon {
        width: 20px;
        height: 20px;
        left: 16px;
    }

    .search-result-item {
        padding: var(--space-sm) var(--space-md);
    }

    .search-result-image {
        width: 40px;
        height: 40px;
    }

    .search-result-name {
        font-size: 0.9rem;
    }

    .nav-search-btn {
        width: 38px;
        height: 38px;
    }
}

/* ================================
   Recently Viewed Section
================================ */
#recentlyViewedSection {
    background: var(--gray-50);
    padding: var(--space-3xl) 0;
}

#recentlyViewedSection h2 {
    font-size: 1.75rem;
    margin-bottom: var(--space-xl);
    text-align: center;
}

.recently-viewed-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.recently-viewed-grid .product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.recently-viewed-grid .product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.recently-viewed-grid .product-image {
    display: block;
    padding: var(--space-lg);
    background: var(--white);
}

.recently-viewed-grid .product-image img {
    width: 100%;
    height: 200px;
    object-fit: contain;
}

.recently-viewed-grid .product-card>div {
    padding: var(--space-lg);
}

.recently-viewed-grid .product-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.recently-viewed-grid .product-card span {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

/* Tablet: 2 columns */
@media (max-width: 992px) {
    .recently-viewed-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    .recently-viewed-grid .product-image img {
        height: 180px;
    }
}

/* Mobile: Full width single column */
@media (max-width: 576px) {
    #recentlyViewedSection {
        padding: var(--space-xl) 0;
    }

    #recentlyViewedSection h2 {
        font-size: 1.5rem;
        margin-bottom: var(--space-lg);
    }

    .recently-viewed-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .recently-viewed-grid .product-card {
        display: flex;
        flex-direction: row;
        align-items: center;
    }

    .recently-viewed-grid .product-image {
        flex: 0 0 140px;
        padding: var(--space-md);
    }

    .recently-viewed-grid .product-image img {
        height: 120px;
        width: 120px;
    }

    .recently-viewed-grid .product-card>div:last-child {
        flex: 1;
        padding: var(--space-md);
    }

    .recently-viewed-grid .product-card h4 {
        font-size: 1rem !important;
        margin-bottom: var(--space-xs) !important;
    }

    .recently-viewed-grid .product-card span {
        font-size: 1.1rem !important;
    }
}

/* ================================
   Customer Reviews Section
================================ */
#customerReviewsSection {
    background: var(--white);
    padding: var(--space-3xl) 0;
}

.reviews-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.reviews-header h2 {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.reviews-summary {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-md);
}

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

.rating-stars .stars {
    color: #fbbf24;
    font-size: 1.25rem;
    letter-spacing: 2px;
}

.rating-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.rating-count {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.review-card {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--gray-200);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.reviewer-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.reviewer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.reviewer-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.verified-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 500;
}

.verified-badge svg {
    fill: var(--primary);
}

.review-date {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.review-rating {
    color: #fbbf24;
    font-size: 1rem;
    letter-spacing: 2px;
    margin-bottom: var(--space-md);
}

.review-text {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.review-photo {
    margin-top: var(--space-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.review-photo img {
    width: 100%;
    max-height: 200px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

/* Mobile Reviews */
@media (max-width: 576px) {
    .reviews-grid {
        grid-template-columns: 1fr;
    }

    .reviews-header h2 {
        font-size: 1.5rem;
    }

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

    .reviewer-avatar {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .review-header {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .review-date {
        margin-left: 56px;
    }
}

/* ==========================================
   EMERGENCY MOBILE FIXES (Small Screens)
   ========================================== */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md) !important;
    }

    .checkout-card,
    .checkout-summary {
        padding: var(--space-md) !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .checkout-grid {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
    }

    .form-row {
        grid-template-columns: 1fr !important;
        gap: var(--space-sm) !important;
    }

    .payment-option {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .summary-item {
        font-size: 0.85rem;
    }

    /* Prevent table/list overflow */
    .order-summary-card table,
    .order-summary-card div,
    .order-summary-card ul {
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }
}


/* ==========================================
   EMERGENCY MOBILE FIXES (CART PAGE)
   ========================================== */
@media (max-width: 480px) {
    .cart-layout {
        grid-template-columns: 1fr !important;
        gap: var(--space-md) !important;
    }

    .cart-item {
        display: flex !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: var(--space-sm) !important;
        position: relative !important;
        padding: var(--space-md) !important;
    }

    /* Position Remove Button Top-Right */
    .cart-item button {
        position: absolute !important;
        top: var(--space-md) !important;
        right: var(--space-md) !important;
    }

    /* Image + Details */
    .cart-item-image-wrapper {
        width: 60px !important;
        height: 60px !important;
        margin-bottom: var(--space-sm) !important;
    }

    /* Ensure quantity selector fits */
    .quantity-selector {
        height: 36px !important;
    }

    .quantity-selector button {
        width: 32px !important;
        height: 36px !important;
    }

    .quantity-selector input {
        width: 40px !important;
        font-size: 0.9rem !important;
    }

    /* Nav Mobile Tweaks */
    .nav-container {
        padding: var(--space-sm) !important;
        justify-content: space-between !important;
    }

    .nav-logo svg {
        width: 24px !important;
        height: 24px !important;
    }

    .nav-logo span {
        font-size: 1.1rem !important;
    }

    .nav-actions {
        gap: var(--space-sm) !important;
    }

    .nav-actions button {
        width: 36px !important;
        height: 36px !important;
    }
}

/* ==========================================
   PROFESSIONAL MOBILE UX OVERHAUL 
   (Phase 1 & 2: Product & Global Polish)
   ========================================== */
@media (max-width: 480px) {

    /* 1. Global Safe Area */
    .container,
    section {
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    /* 2. Typography Polish */
    h1 {
        font-size: 1.75rem !important;
        line-height: 1.3 !important;
    }

    h2 {
        font-size: 1.5rem !important;
    }

    /* 3. Product Page: Add to Cart Fixes */
    .product-actions {
        flex-direction: column !important;
        gap: 16px !important;
    }

    .quantity-selector {
        width: 100% !important;
        justify-content: space-between !important;
        height: 48px !important;
        /* Touch friendly */
    }

    .quantity-selector button {
        width: 48px !important;
        height: 48px !important;
    }

    .add-to-cart-btn {
        width: 100% !important;
        margin-top: 8px !important;
        height: 52px !important;
        font-size: 1.1rem !important;
        box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3) !important;
    }

    /* 4. Product Details Tabs (Horizontal Scroll) */
    .tabs-header {
        display: flex !important;
        overflow-x: auto !important;
        white-space: nowrap !important;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 8px !important;
        border-bottom: 2px solid var(--gray-200) !important;
        margin-bottom: 24px !important;
        scrollbar-width: none;
        /* Hide scrollbar Firefox */
    }

    .tabs-header::-webkit-scrollbar {
        display: none;
        /* Hide scrollbar Chrome/Safari */
    }

    .tab-btn {
        flex: 0 0 auto !important;
        padding: 12px 20px !important;
        font-size: 0.95rem !important;
        border-bottom: none !important;
        border-radius: 20px !important;
        margin-right: 8px !important;
        background: var(--gray-100);
    }

    .tab-btn.active {
        background: var(--primary) !important;
        color: white !important;
    }
}


/* ==========================================
   REFINED MOBILE LAYOUT (Desktop Consistency)
   ========================================== */
@media (max-width: 480px) {

    /* CART: High-Density Row Layout (Like Desktop) */
    .cart-layout {
        display: flex !important;
        flex-direction: column !important;
        gap: var(--space-md) !important;
    }

    .cart-item {
        display: grid !important;
        grid-template-columns: 60px 1fr auto !important;
        gap: var(--space-sm) !important;
        align-items: start !important;
        padding: var(--space-md) !important;
        position: relative !important;
    }

    /* Image */
    .cart-item-image-wrapper {
        width: 60px !important;
        height: 60px !important;
        grid-row: span 2;
        margin-bottom: 0 !important;
    }

    /* Details (Title + Qty) */
    .cart-item-details {
        display: flex !important;
        flex-direction: column !important;
        justify-content: center !important;
        gap: 4px !important;
        grid-column: 2;
        grid-row: 1 / span 2;
    }

    .cart-item-title {
        font-size: 0.9rem !important;
        margin: 0 !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }

    /* Compact Mobile Quantity */
    .cart-item-quantity,
    .quantity-selector {
        height: 32px !important;
        width: auto !important;
        margin-top: 4px !important;
    }

    .quantity-selector button {
        width: 28px !important;
        height: 32px !important;
        padding: 0 !important;
    }

    .quantity-selector input {
        width: 32px !important;
        height: 32px !important;
        font-size: 0.85rem !important;
        padding: 0 !important;
    }

    /* Price & Remove (Right Side) */
    .cart-item-price {
        font-size: 0.95rem !important;
        font-weight: 700 !important;
        text-align: right !important;
        grid-column: 3;
        grid-row: 1;
    }

    .cart-item button.cart-item-remove,
    .cart-item-remove {
        position: static !important;
        /* In flow */
        width: auto !important;
        height: auto !important;
        padding: 4px !important;
        margin-top: auto !important;
        /* Push to bottom if flex column */
        text-align: right !important;
        display: block !important;
        grid-column: 3;
        grid-row: 2;
        font-size: 0.8rem !important;
        background: none !important;
        color: var(--text-secondary) !important;
        box-shadow: none !important;
        align-self: end;
    }

    /* CHECKOUT: Standard sizing (Not 'App-like') */
    .place-order-btn,
    .checkout-btn {
        height: auto !important;
        padding: 14px 24px !important;
        /* Standard padding */
        font-size: 1rem !important;
    }

    .nav-container {
        padding: 0 var(--space-sm) !important;
    }
}


/* ==========================================
   FIX: Cart Remove Button Polish
   ========================================== */
@media (max-width: 480px) {

    .cart-item button.cart-item-remove,
    .cart-item-remove {
        /* Force high visibility and touch target */
        font-size: 24px !important;
        line-height: 1 !important;
        color: #9ca3af !important;
        /* Neutral Gray */
        padding: 12px !important;
        /* Big touch area */
        width: 44px !important;
        height: 44px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;

        /* Positioning refinement */
        margin-top: 0 !important;
        align-self: center !important;
        justify-self: end !important;

        /* Reset defaults */
        background: transparent !important;
        border: none !important;
        appearance: none !important;
        -webkit-appearance: none !important;
        box-shadow: none !important;
    }

    .cart-item button.cart-item-remove:active {
        color: #ef4444 !important;
        /* Red on tap */
        background: rgba(0, 0, 0, 0.05) !important;
        border-radius: 50% !important;
    }
}


/* ==========================================
   FIX: Checkout Layout (User Request: Not Stacked)
   ========================================== */
@media (max-width: 480px) {

    /* 1. Force 2-Column Grid for Name/City/Zip */
    .form-row {
        grid-template-columns: 1fr 1fr !important;
        gap: 10px !important;
    }

    /* 2. Ensure Order Summary Items are Single Row */
    .summary-item {
        display: flex !important;
        flex-direction: row !important;
        justify-content: space-between !important;
        align-items: center !important;
        width: 100% !important;
        padding: 10px 0 !important;
    }

    .item-info {
        display: flex !important;
        flex-direction: row !important;
        /* Keep name and qty together if possible, or stacked left */
        align-items: center !important;
        gap: 8px !important;
    }

    /* Adjust inputs for tight space */
    .form-row input {
        width: 100% !important;
        min-width: 0 !important;
        /* Prevent blowout */
        padding: 12px 10px !important;
        /* Slightly tighter padding */
    }
}


/* ==========================================
   FIX: FINAL USER REQUESTS (Inline Flow + Stacked Checkout)
   ========================================== */
@media (max-width: 480px) {

    /* 1. CHECKOUT: Stacked (User Preference) */
    .form-row {
        grid-template-columns: 1fr !important;
    }

    /* 2. CART: Flow Layout (Name -> Qty -> Price) */
    .cart-item {
        display: grid !important;
        grid-template-columns: 60px 1fr !important;
        gap: 12px !important;
        padding: 12px 0 !important;
        align-items: center !important;
        position: relative !important;
        /* For absolute X button */
    }

    /* Image */
    .cart-item-image-wrapper {
        width: 60px !important;
        height: 60px !important;
        margin: 0 !important;
    }

    /* Content Wrapper: Flex wrap to fit Name, Qty, Price */
    .cart-item-info {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: wrap !important;
        align-items: center !important;
        gap: 8px !important;
        width: 100% !important;
        padding-right: 32px !important;
        /* Make room for X button */
    }

    /* Name */
    .cart-item-info h3 {
        margin: 0 !important;
        font-size: 0.9rem !important;
        white-space: nowrap !important;
    }

    /* Quantity: Next to name */
    .cart-item-quantity,
    .quantity-selector {
        margin: 0 !important;
        scale: 0.8 !important;
        /* Slightly smaller to fit */
        transform-origin: left center !important;
        height: 28px !important;
    }

    .quantity-selector button {
        width: 24px !important;
        height: 28px !important;
    }

    .quantity-selector input {
        width: 28px !important;
        height: 28px !important;
        font-size: 0.9rem !important;
    }

    /* Price: Next to Qty */
    .cart-item-total {
        display: block !important;
        font-weight: 700 !important;
        color: var(--primary) !important;
        font-size: 0.95rem !important;
        margin-left: 0 !important;
    }

    /* Hide unit price to save space */
    .cart-item-info .cart-item-price {
        display: none !important;
    }

    /* Remove Button: "Ontop a little" (Absolute Top Right) */
    .cart-item button.cart-item-remove,
    .cart-item-remove {
        position: absolute !important;
        top: 8px !important;
        right: 0 !important;
        width: 32px !important;
        height: 32px !important;
        padding: 4px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        color: var(--gray-400) !important;
        background: transparent !important;
        box-shadow: none !important;
        font-size: 1.2rem !important;
        /* Nice clear X */
    }
}

/* ==========================================
   FIX: URGENT MOBILE CART QUANTITY FIX
   ========================================== */
@media (max-width: 480px) {

    /* 1. Reset Cart Item Grid */
    .cart-item {
        display: grid !important;
        grid-template-columns: 60px 1fr !important;
        gap: 12px !important;
        padding: 12px 0 !important;
        align-items: center !important;
        position: relative !important;
    }

    /* 2. Image Fixed Size */
    .cart-item-image-wrapper {
        width: 60px !important;
        height: 60px !important;
        margin: 0 !important;
        grid-column: 1 !important;
    }

    /* 3. Content Wrapper: Horizontal Flex */
    .cart-item-info {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        align-items: center !important;
        gap: 8px !important;
        width: 100% !important;
        padding-right: 40px !important;
        /* Space for X button */
        grid-column: 2 !important;
    }

    /* 4. Name: Limited Width */
    .cart-item-info h3 {
        margin: 0 !important;
        font-size: 0.9rem !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 40% !important;
    }

    /* 5. Quantity: Fixed Inline-Flex (No Stretch) */
    /* 5. Quantity: Legacy Rules Removed (Handled by Global Mobile Polish) */
    .cart-item-quantity {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        margin: 0 !important;
        height: 28px !important;
        background: #f3f4f6 !important;
        border-radius: 4px !important;
    }



    /* 6. Price: Push to Right */
    .cart-item-total {
        display: block !important;
        font-weight: 700 !important;
        color: var(--primary) !important;
        font-size: 0.95rem !important;
        margin-left: auto !important;
        white-space: nowrap !important;
    }

    .cart-item-info .cart-item-price {
        display: none !important;
    }

    /* 7. Remove Button: Centered Vertically on Right */
    .cart-item button.cart-item-remove,
    .cart-item-remove {
        position: absolute !important;
        top: 50% !important;
        transform: translateY(-50%) !important;
        right: 0 !important;
        width: 32px !important;
        height: 32px !important;
        padding: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        color: var(--gray-400) !important;
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        font-size: 1.2rem !important;
        z-index: 10 !important;
    }
}


/* ==========================================
   FIX: REFINED SINGLE LINE MOBILE CART (Final Polish)
   ========================================== */
@media (max-width: 500px) {
    .cart-item {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        gap: 8px !important;
        padding: 12px 0 !important;
        position: relative !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .cart-item-image-wrapper {
        width: 50px !important;
        height: 50px !important;
        flex-shrink: 0 !important;
        margin: 0 !important;
    }

    .cart-item-info {
        flex: 1 !important;
        min-width: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        /* Name on top if tight, but tries to be inline via children flow */
        justify-content: center !important;
    }

    /* Force children of info to flow horizontally if possible, or name then qty/price */
    .cart-item-info {
        flex-direction: row !important;
        align-items: center !important;
        flex-wrap: nowrap !important;
    }

    .cart-item-info h3 {
        margin: 0 !important;
        font-size: 0.85rem !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        margin-right: 8px !important;
        max-width: 80px !important;
        /* Strict limit to allow Qty/Price room */
    }

    .cart-item-info .cart-item-price {
        display: none !important;
    }

    .cart-item-quantity {
        flex-shrink: 0 !important;
        margin: 0 !important;
    }

    .quantity-selector {
        display: flex !important;
        height: 28px !important;
        background: #f3f4f6 !important;
        border-radius: 4px !important;
        overflow: hidden !important;
        width: auto !important;
    }

    .quantity-selector button {
        width: 24px !important;
        height: 100% !important;
        border: none !important;
        background: transparent !important;
        padding: 0 !important;
        font-size: 1.1rem !important;
    }

    .quantity-selector input {
        width: 24px !important;
        height: 100% !important;
        border: none !important;
        text-align: center !important;
        background: transparent !important;
        padding: 0 !important;
        font-size: 0.9rem !important;
    }

    .cart-item-total {
        flex-shrink: 0 !important;
        font-weight: 700 !important;
        font-size: 0.9rem !important;
        margin-left: 4px !important;
        margin-right: 25px !important;
        /* Space for remove button */
        white-space: nowrap !important;
    }

    .cart-item-remove {
        position: absolute !important;
        right: 0 !important;
        top: 50% !important;
        transform: translateY(-50%) !important;
        width: 24px !important;
        height: 24px !important;
        padding: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        background: transparent !important;
        border: none !important;
        color: #999 !important;
        font-size: 1.2rem !important;
        z-index: 5 !important;
    }
}


/* ==========================================
   FIX: CORRECT SELECTORS FOR QUANTITY (URGENT)
   ========================================== */
@media (max-width: 500px) {

    /* Target the ACTUAL class in HTML: .cart-item-quantity */
    .cart-item-quantity {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        margin: 0 !important;
        height: 28px !important;
        background: #f3f4f6 !important;
        border-radius: 4px !important;
        flex-shrink: 0 !important;
        width: auto !important;
        overflow: hidden !important;
    }

    /* Target the BUTTONS inside it */
    .cart-item-quantity button {
        width: 24px !important;
        height: 100% !important;
        min-width: 24px !important;
        padding: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        background: transparent !important;
        border: none !important;
        font-size: 1.1rem !important;
        line-height: 1 !important;
        color: #111 !important;
        margin: 0 !important;
    }

    /* Target the SPAN (number) inside it */
    .cart-item-quantity span {
        width: 24px !important;
        height: 100% !important;
        min-width: 24px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        font-size: 0.9rem !important;
        font-weight: 600 !important;
        color: #111 !important;
        margin: 0 !important;
    }
}


/* ==========================================
   FIX: PRODUCT NAME VISIBILITY (Allow Wrapping)
   ========================================== */
@media (max-width: 500px) {

    /* 1. Name: Remove truncation, allow grow */
    .cart-item-info h3 {
        white-space: normal !important;
        /* Allow wrapping */
        overflow: visible !important;
        text-overflow: clip !important;
        max-width: none !important;
        /* Remove 80px limit */
        width: auto !important;
        flex: 1 1 auto !important;
        /* Grow to fill space */
        min-width: 0 !important;
        margin-right: 8px !important;
        line-height: 1.2 !important;
        font-size: 0.85rem !important;
    }

    /* 2. Content Wrapper: Update alignment */
    /* Ensure items align to top so name wrapping doesn't push buttons weirdly */
    .cart-item-info {
        align-items: center !important;
        /* Keep centered vertically */
    }

    /* 3. Quantity: Prevent shrinking */
    .cart-item-quantity {
        flex-shrink: 0 !important;
    }

    /* 4. Price: Prevent shrinking */
    .cart-item-total {
        flex-shrink: 0 !important;
    }
}


/* ==========================================
   MOBILE CURRENCY SELECTOR
   ========================================== */
.mobile-currency-item {
    display: none;
    /* Hidden by default (desktop) */
}

/* Show in Mobile Menu */
@media (max-width: 992px) {
    .mobile-currency-item {
        display: block;
        padding-top: var(--space-md);
        border-top: 1px solid var(--gray-200);
        margin-top: var(--space-md);
    }

    .mobile-currency-item select {
        width: 100%;
        padding: 12px;
        font-size: 1rem;
        border: 2px solid var(--gray-200);
        border-radius: var(--radius-md);
        background: var(--white);
        color: var(--text-primary);
    }
}

/* ==========================================
   PROFESSIONAL MOBILE UX OVERHAUL 
   (Phase 1 & 2: Product & Global Polish)
   ========================================== */
@media (max-width: 480px) {

    /* 1. Global Safe Area */
    .container,
    section {
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    /* 2. Typography Polish */
    h1 {
        font-size: 1.75rem !important;
        line-height: 1.3 !important;
    }

    h2 {
        font-size: 1.5rem !important;
    }

    /* 3. Product Page: Add to Cart Fixes */
    .product-actions {
        flex-direction: column !important;
        gap: 16px !important;
    }

    .quantity-selector {
        width: 100% !important;
        justify-content: space-between !important;
        height: var(--mobile-btn-height) !important;
        /* Strict Variable Usage */
        border-radius: 12px !important;
        border: 1px solid var(--gray-200) !important;
        box-sizing: border-box !important;
        /* Explicit Box sizing */
        padding: 0 8px !important;
        -webkit-appearance: none !important;
        /* iOS Reset */
    }

    .quantity-selector button {
        width: 48px !important;
        height: 100% !important;
        /* Fill container height */
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        font-size: 1.25rem !important;
        color: var(--primary) !important;
        -webkit-appearance: none !important;
    }

    .quantity-selector input {
        font-size: 1rem !important;
        font-weight: 700 !important;
        /* MATCH BUTTON BOLDNESS */
        color: var(--text-primary) !important;
        height: 100% !important;
        width: 100% !important;
        background: transparent !important;
        -webkit-appearance: none !important;
        border-radius: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .add-to-cart-btn {
        width: 100% !important;
        margin-top: 8px !important;
        height: var(--mobile-btn-height) !important;
        /* Strict Variable Usage */
        font-size: 1rem !important;
        font-weight: 700 !important;
        border-radius: 12px !important;
        border: 1px solid transparent !important;
        /* Match border width of selector */
        box-sizing: border-box !important;
        box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3) !important;
        text-transform: uppercase !important;
        letter-spacing: 0.5px !important;
        /* Flex Fix */
        flex: 0 0 auto !important;
        min-height: var(--mobile-btn-height) !important;
        /* Strict Variable Usage */
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 12px !important;
        -webkit-appearance: none !important;
        /* iOS Reset */
    }

    /* 4. Product Details Tabs (Horizontal Scroll) */
    .tabs-header {
        display: flex !important;
        overflow-x: auto !important;
        white-space: nowrap !important;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 8px !important;
        border-bottom: 2px solid var(--gray-200) !important;
        margin-bottom: 24px !important;
        scrollbar-width: none;
        /* Hide scrollbar Firefox */
    }

    .tabs-header::-webkit-scrollbar {
        display: none;
        /* Hide scrollbar Chrome/Safari */
    }

    .tab-btn {
        flex: 0 0 auto !important;
        padding: 12px 20px !important;
        font-size: 0.95rem !important;
        border-bottom: none !important;
        border-radius: 20px !important;
        margin-right: 8px !important;
        background: var(--gray-100);
    }

    .tab-btn.active {
        background: var(--primary) !important;
        color: white !important;
    }

    /* 5. Trust Hub (Badges) */
    .trust-badges {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        /* 2 Column Grid */
        gap: 12px !important;
    }

    .trust-badge-item {
        padding: 12px !important;
        justify-content: center !important;
        font-size: 0.8rem !important;
    }

    /* 6. Gallery Thumbnails */
    .gallery-thumbs {
        gap: 12px !important;
        justify-content: flex-start !important;
    }

    .thumb {
        width: 60px !important;
        height: 60px !important;
        flex: 0 0 auto !important;
    }
}

/* 
   MOBILE HERO IMAGE: FULL BLEED & MAXIMIZED (REPAIRED)
   Overrides container padding to span edge-to-edge.
   Uses 65vh height for massive impact.
*/
@media (max-width: 768px) {

    .product-image-container,
    #mainImageContainer {
        width: calc(100% + 32px) !important;
        /* Full Bleed (Ignore Container 16px Padding) */
        margin-left: -16px !important;
        margin-right: -16px !important;
        margin-bottom: 24px !important;
        display: flex !important;
        justify-content: center !important;
        background: #fff !important;
        overflow: hidden !important;
    }

    .product-main-image,
    #mainImage {
        width: 100% !important;
        height: auto !important;
        max-height: 65vh !important;
        min-height: 300px !important;
        object-fit: cover !important;
        object-position: center !important;
        padding: 0 !important;
    }

    /* CoA - Proper sizing when displayed */
    #mainImage[src*="-coa"] {
        width: auto !important;
        height: auto !important;
        max-width: 95% !important;
        max-height: 75vh !important;
        object-fit: contain !important;
        background: white !important;
        border-radius: 8px !important;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15) !important;
    }
}

/* ============================================
   UI CLEANUP FIXES v907
   ============================================ */

/* Fix 1: Gallery Thumbnails - Solid background to hide stray text */
.gallery-thumbs {
    position: relative !important;
    z-index: 20 !important;
    background: white !important;
    padding: 8px 0 !important;
    isolation: isolate !important;
}

.gallery-thumbs .thumb {
    background: white !important;
    position: relative !important;
    z-index: 21 !important;
}

/* Fix 2: Product Grid Cards - Fill containers properly */
.product-card .product-image-container {
    background: #f8f9fa !important;
    overflow: hidden !important;
}

.product-card .product-image-container img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: center !important;
}

/* Fix 3: CoA Display - Readable, not over-zoomed */
.gallery-main img#mainImage[src*="-coa"],
#mainImage[src*="-coa"] {
    width: auto !important;
    height: auto !important;
    max-width: 90% !important;
    max-height: 70vh !important;
    object-fit: contain !important;
    background: white !important;
    padding: 12px !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
    margin: 0 auto !important;
}


/* ============================================
   NIKE-LEVEL PREMIUM UI REDESIGN v908
   ============================================ */

/* ---- Design System ---- */
:root {
    --safe-padding-mobile: 20px;
    --safe-padding-tablet: 24px;
    --safe-padding-desktop: 32px;
    --thumb-size-mobile: 72px;
    --thumb-size-desktop: 88px;
}

/* ---- Product Detail: Gallery Thumbnails ---- */
.gallery-thumbs {
    display: flex !important;
    gap: 12px !important;
    padding: 16px var(--safe-padding-mobile) !important;
    background: white !important;
    justify-content: flex-start !important;
    align-items: center !important;
    position: relative !important;
    z-index: 20 !important;
}

.gallery-thumbs .thumb {
    width: var(--thumb-size-mobile) !important;
    height: var(--thumb-size-mobile) !important;
    min-width: var(--thumb-size-mobile) !important;
    max-width: var(--thumb-size-mobile) !important;
    flex: 0 0 var(--thumb-size-mobile) !important;
    aspect-ratio: 1 !important;
    border-radius: 12px !important;
    border: 2px solid #e5e7eb !important;
    background: white !important;
    padding: 6px !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    overflow: hidden !important;
}

.gallery-thumbs .thumb:hover {
    border-color: #0d9488 !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.15) !important;
}

.gallery-thumbs .thumb.active {
    border-color: #0d9488 !important;
    background: #f0fdfa !important;
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.2) !important;
}

.gallery-thumbs .thumb img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    border-radius: 6px !important;
}

/* COA Label on Thumbnail */
.gallery-thumbs .coa-thumb .coa-label {
    position: absolute !important;
    bottom: 6px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: #0d9488 !important;
    color: white !important;
    font-size: 0.6rem !important;
    font-weight: 700 !important;
    padding: 3px 8px !important;
    border-radius: 4px !important;
    letter-spacing: 0.5px !important;
    text-transform: uppercase !important;
}

/* ---- Product Detail: Info Section ---- */
.product-detail-info {
    padding: 24px var(--safe-padding-mobile) !important;
}

.product-detail-info .breadcrumb {
    font-size: 0.8rem !important;
    color: #6b7280 !important;
    margin-bottom: 12px !important;
}

.product-detail-title {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    line-height: 1.3 !important;
    color: #111827 !important;
    margin-bottom: 8px !important;
}

.product-detail-price {
    margin-bottom: 24px !important;
}

.product-detail-price .price-current {
    font-size: 1.375rem !important;
    font-weight: 600 !important;
    color: #0d9488 !important;
}

.product-detail-price .currency {
    font-size: 0.875rem !important;
    font-weight: 500 !important;
    color: #6b7280 !important;
    margin-left: 4px !important;
}

/* ---- Product Grid Cards: Nike-Style ---- */
.products-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 16px !important;
    padding: 0 !important;
}

.products-grid>a,
.products-grid>div {
    display: block !important;
    border-radius: 16px !important;
    overflow: hidden !important;
    background: white !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04) !important;
    transition: all 0.3s ease !important;
    text-decoration: none !important;
}

.products-grid>a:hover,
.products-grid>div:hover {
    transform: translateY(-4px) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1) !important;
}

/* Product Card Image Container */
.products-grid .product-image-container,
.products-grid [class*="image"] {
    width: 100% !important;
    aspect-ratio: 1 / 1 !important;
    background: linear-gradient(145deg, #f8fafc 0%, #f1f5f9 100%) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 16px !important;
    overflow: hidden !important;
}

.products-grid img {
    width: 85% !important;
    height: 85% !important;
    object-fit: contain !important;
    object-position: center !important;
    transition: transform 0.3s ease !important;
}

.products-grid>a:hover img,
.products-grid>div:hover img {
    transform: scale(1.05) !important;
}

/* Product Card Text Area */
.products-grid [class*="info"],
.products-grid [class*="details"],
.products-grid [class*="content"] {
    padding: 16px !important;
}

.products-grid [class*="category"] {
    font-size: 0.7rem !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    color: #0d9488 !important;
    margin-bottom: 6px !important;
}

.products-grid h3,
.products-grid [class*="name"],
.products-grid [class*="title"] {
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: #111827 !important;
    line-height: 1.3 !important;
    margin-bottom: 4px !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
}

.products-grid [class*="desc"],
.products-grid p {
    font-size: 0.8rem !important;
    color: #6b7280 !important;
    line-height: 1.4 !important;
    margin-bottom: 12px !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
}

.products-grid [class*="price"] {
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: #0d9488 !important;
}

/* ---- Responsive Breakpoints ---- */
@media (min-width: 640px) {
    .gallery-thumbs {
        padding: 20px var(--safe-padding-tablet) !important;
        gap: 16px !important;
    }

    .gallery-thumbs .thumb {
        width: var(--thumb-size-desktop) !important;
        height: var(--thumb-size-desktop) !important;
        min-width: var(--thumb-size-desktop) !important;
        max-width: var(--thumb-size-desktop) !important;
        flex: 0 0 var(--thumb-size-desktop) !important;
    }

    .product-detail-info {
        padding: 32px var(--safe-padding-tablet) !important;
    }

    .product-detail-title {
        font-size: 1.75rem !important;
    }

    .products-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 20px !important;
    }
}

@media (min-width: 1024px) {
    .gallery-thumbs {
        padding: 24px var(--safe-padding-desktop) !important;
    }

    .product-detail-info {
        padding: 0 !important;
    }

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

    .products-grid img {
        width: 80% !important;
        height: 80% !important;
    }
}

/* ---- Product Actions (Add to Cart) ---- */
.product-actions {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
    padding: 0 var(--safe-padding-mobile) 24px !important;
}

.quantity-selector {
    display: flex !important;
    align-items: center !important;
    gap: 0 !important;
    border: 2px solid #e5e7eb !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    width: fit-content !important;
}

.quantity-selector button {
    width: 48px !important;
    height: 48px !important;
    background: #f9fafb !important;
    border: none !important;
    font-size: 1.25rem !important;
    cursor: pointer !important;
    transition: background 0.2s !important;
}

.quantity-selector button:hover {
    background: #e5e7eb !important;
}

.quantity-selector input {
    width: 60px !important;
    height: 48px !important;
    text-align: center !important;
    font-size: 1rem !important;
    font-weight: 600 !important;
    border: none !important;
    border-left: 1px solid #e5e7eb !important;
    border-right: 1px solid #e5e7eb !important;
}

.add-to-cart-btn {
    width: 100% !important;
    padding: 16px 24px !important;
    font-size: 1rem !important;
    font-weight: 600 !important;
    border-radius: 12px !important;
    min-height: 56px !important;
}

@media (min-width: 640px) {
    .product-actions {
        flex-direction: row !important;
        align-items: center !important;
        padding: 0 0 24px !important;
    }

    .add-to-cart-btn {
        width: auto !important;
        flex: 1 !important;
    }
}