/* ============================================
   Wisdom Panel Inspired Design System
   ============================================ */

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

:root {
    /* Wisdom Panel Color Palette */
    --primary-blue: #1a3d52;
    --primary-blue-light: #2C5F7C;
    --primary-blue-dark: #0f2533;
    --accent-red: #E63946;
    --accent-green: #06A77D;
    --accent-teal: #4ECDC4;
    
    /* Neutral Colors */
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #6b6b6b;
    --text-lighter: #9b9b9b;
    
    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-lighter: #fafbfc;
    --bg-gray: #f5f5f5;
    
    /* Border & Shadow */
    --border-color: #e0e0e0;
    --border-light: #f0f0f0;
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-xl: 0 12px 32px rgba(0,0,0,0.15);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
}

body {
    font-family: var(--font-family);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Minimalist Header Styles
   ============================================ */

.header {
    background: var(--bg-white);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    gap: 24px;
}

.logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: var(--transition-base);
}

.logo a:hover {
    opacity: 0.8;
}

.logo text {
    fill: var(--primary-blue);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
    flex: 1;
    justify-content: center;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: var(--font-weight-normal);
    font-size: 0.9375rem;
    transition: var(--transition-base);
    padding: 4px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-blue);
    transition: width 0.3s ease;
}

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

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

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-md);
    padding: 8px 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.2s ease;
    list-style: none;
    border: 1px solid var(--border-light);
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: var(--font-weight-normal);
    transition: var(--transition-fast);
}

.dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary-blue);
}

.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.btn-minimal {
    background: none;
    border: none;
    padding: 8px 12px;
    color: var(--text-dark);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-normal);
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 6px;
    border-radius: var(--radius-md);
}

.btn-minimal:hover {
    color: var(--primary-blue);
    background: var(--bg-light);
}

.btn-minimal.cart-btn {
    position: relative;
    padding: 8px;
}

.btn-minimal svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

.btn-login {
    padding: 8px 16px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    transition: var(--transition-base);
    border-radius: 2px;
}

/* ============================================
   Button Styles
   ============================================ */

.btn-primary,
.btn-secondary,
.btn-outline {
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: var(--bg-light);
    border-color: var(--text-light);
}

.btn-outline {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.0625rem;
}

.btn-full {
    width: 100%;
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--primary-blue);
    color: white;
    border-radius: var(--radius-full);
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: var(--font-weight-semibold);
    border: 2px solid white;
}

/* ============================================
   Holiday Banner
   ============================================ */

.holiday-banner {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    color: white;
    padding: 16px 0;
}

.holiday-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.holiday-text {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
}

.holiday-text strong {
    font-weight: var(--font-weight-bold);
}

.holiday-link {
    color: white;
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    transition: var(--transition-base);
}

.holiday-link:hover {
    opacity: 0.8;
    text-decoration: underline;
}

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

.hero {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 50%, #f0f4f8 100%);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(26,61,82,0.03)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background: var(--primary-blue);
    color: white;
    padding: 10px 24px;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    box-shadow: var(--shadow-md);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Stats Section
   ============================================ */

.stats-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.stat-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.stat-description {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.75rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
    line-height: 1.7;
}

/* ============================================
   Products Section
   ============================================ */

.products {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

.pet-selector {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: var(--spacing-3xl);
}

.pet-btn {
    padding: 12px 32px;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 8px;
}

.pet-btn.active,
.pet-btn:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

.pet-icon {
    font-size: 1.25rem;
}

.products-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.products-container.hidden {
    display: none;
}

.product-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.product-card.featured {
    border-color: var(--primary-blue);
}

.product-badge {
    position: absolute;
    top: -12px;
    left: var(--spacing-xl);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
}

.vet-badge {
    background: var(--accent-red);
    color: white;
}

.popular-badge {
    background: var(--accent-green);
    color: white;
}

.product-image {
    height: 240px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

.product-placeholder {
    text-align: center;
    color: var(--text-light);
}

.product-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.product-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-name {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.product-tagline {
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.product-price {
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}

.price-current {
    font-size: 2.25rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-blue);
}

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

.price-discount {
    color: var(--accent-green);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
}

.product-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
    flex: 1;
}

.feature-item {
    padding: 10px 0;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-dark);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.feature-icon {
    color: var(--accent-green);
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.product-link {
    margin-top: var(--spacing-md);
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    transition: var(--transition-base);
}

.product-link:hover {
    text-decoration: underline;
}

.quiz-cta {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-xl);
}

.quiz-cta a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
}

.quiz-cta a:hover {
    text-decoration: underline;
}

/* ============================================
   Gift Section
   ============================================ */

.gift-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    text-align: center;
}

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

.gift-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.gift-description {
    font-size: 1.125rem;
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

/* ============================================
   Features Section
   ============================================ */

.features {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 1px solid var(--border-light);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-icon-large {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.feature-image-placeholder {
    height: 200px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
}

.placeholder-content {
    color: var(--text-light);
    font-size: 0.9375rem;
}

/* ============================================
   Bundles Section
   ============================================ */

.bundles {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-light);
}

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

.bundle-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.bundle-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.bundle-image {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-light);
}

.bundle-placeholder {
    color: var(--text-light);
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
}

.bundle-save {
    display: inline-block;
    background: var(--accent-green);
    color: white;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-bold);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.bundle-name {
    font-size: 1.375rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

/* ============================================
   Reviews Carousel Section
   ============================================ */

.reviews-carousel-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-light);
    position: relative;
}

.reviews-carousel-wrapper {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 60px;
}

.reviews-carousel-container {
    overflow: hidden;
    position: relative;
    margin: 0 auto;
}

.reviews-carousel-track {
    display: flex;
    gap: var(--spacing-lg);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
    cursor: grab;
}

.reviews-carousel-track:active {
    cursor: grabbing;
}

.review-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 0;
    box-shadow: var(--shadow-md);
    min-width: 380px;
    max-width: 380px;
    flex-shrink: 0;
    transition: var(--transition-base);
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.review-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
    background: var(--bg-light);
}

.review-pet-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
    max-width: 100%;
    height: auto;
}

.review-card:hover .review-pet-image {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .review-image {
        height: 160px;
    }
    
    .review-pet-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

@media (max-width: 480px) {
    .review-image {
        height: 140px;
    }
}

.review-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-lg) 0;
}

.review-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    border: 3px solid white;
    overflow: hidden;
    background: var(--bg-light);
}

.avatar-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
    max-width: 100%;
}

.review-card:hover .avatar-image {
    transform: scale(1.1);
}

@media (max-width: 480px) {
    .review-avatar {
        width: 48px;
        height: 48px;
    }
    
    .avatar-image {
        width: 100%;
        height: 100%;
    }
}

.review-info {
    flex: 1;
}

.review-name {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-dark);
    margin-bottom: 4px;
}

.review-meta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    font-size: 0.8125rem;
    color: var(--text-light);
}

.review-location,
.review-date {
    display: flex;
    align-items: center;
    gap: 4px;
}

.review-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-lg);
}

.review-rating .stars {
    color: #FFB800;
    font-size: 1rem;
    letter-spacing: 2px;
}

.rating-value {
    font-weight: var(--font-weight-bold);
    color: var(--text-dark);
    font-size: 0.9375rem;
}

.review-text {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    flex: 1;
    font-size: 0.9375rem;
    padding: 0 var(--spacing-lg);
}

.review-product {
    margin-top: auto;
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    background: var(--bg-lighter);
}

.review-read-more {
    background: none;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-base);
    margin: 0 var(--spacing-lg) var(--spacing-md);
    align-self: flex-start;
}

.review-read-more:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.product-badge {
    display: inline-block;
    background: var(--bg-light);
    color: var(--primary-blue);
    padding: 6px 12px;
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    font-weight: var(--font-weight-semibold);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
    z-index: 10;
    box-shadow: var(--shadow-sm);
    color: var(--text-dark);
}

.carousel-btn:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-md);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

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

.carousel-btn-prev {
    left: 0;
}

.carousel-btn-next {
    right: 0;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background: var(--border-color);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    padding: 0;
}

.carousel-dot.active {
    background: var(--primary-blue);
    width: 24px;
}

.carousel-dot:hover {
    background: var(--primary-blue-light);
}

/* ============================================
   Product Mini Cards
   ============================================ */

.product-mini-cards {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-3xl);
    border-top: 2px solid var(--border-light);
}

.mini-cards-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.mini-cards-subtitle {
    text-align: center;
    color: var(--text-medium);
    margin-bottom: var(--spacing-xl);
    font-size: 0.9375rem;
}

.product-mini-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.product-mini-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
}

.product-mini-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.mini-card-image {
    width: 100%;
    height: 180px;
    position: relative;
    overflow: hidden;
    background: var(--bg-light);
}

.mini-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-mini-card:hover .mini-card-image img {
    transform: scale(1.1);
}

.mini-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 61, 82, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.mini-card-icon {
    font-size: 2.5rem;
    color: white;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.mini-card-content {
    padding: var(--spacing-md);
    text-align: center;
}

.mini-card-name {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.mini-card-price {
    font-size: 1.25rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-blue);
}

/* ============================================
   Product Popup Modal
   ============================================ */

.product-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.product-popup-container {
    background: white;
    border-radius: var(--radius-xl);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
}

.product-popup-overlay.active .product-popup-container {
    transform: scale(1) translateY(0);
}

.product-popup-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--bg-light);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-base);
    color: var(--text-dark);
}

.product-popup-close:hover {
    background: var(--primary-blue);
    color: white;
    transform: rotate(90deg);
}

.product-popup-content {
    padding: var(--spacing-3xl);
}

.product-popup-image {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    margin-bottom: var(--spacing-xl);
    background: var(--bg-light);
}

.product-popup-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.product-popup-price {
    font-size: 2rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
}

.product-popup-description {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    font-size: 1.0625rem;
}

.product-popup-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.product-popup-features li {
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-dark);
}

.product-popup-features li::before {
    content: '✓';
    color: var(--accent-green);
    font-weight: var(--font-weight-bold);
    font-size: 1.25rem;
}

.product-popup-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.product-popup-actions .btn-primary {
    flex: 1;
    min-width: 200px;
}

/* ============================================
   Testimonials Section (Old - Keep for compatibility)
   ============================================ */

.testimonials {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid var(--border-light);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-video {
    position: relative;
    height: 240px;
    background: var(--bg-light);
}

.video-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.3;
}

.play-button {
    position: relative;
    z-index: 1;
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
}

.play-button:hover {
    transform: scale(1.1);
}

.play-button svg circle {
    transition: var(--transition-base);
}

.play-button:hover svg circle {
    fill: rgba(255,255,255,1);
}

.testimonial-content {
    padding: var(--spacing-lg);
}

.testimonial-name {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.testimonial-text {
    color: var(--text-medium);
    line-height: 1.6;
}

/* ============================================
   Science & Breed Sections
   ============================================ */

.science-section,
.breed-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

.science-content,
.breed-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.science-image,
.breed-image {
    height: 400px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
}

.breed-actions {
    display: flex;
    gap: 16px;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

/* ============================================
   Newsletter Section
   ============================================ */

.newsletter {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    color: white;
}

.newsletter-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.newsletter-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-md);
}

.newsletter-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.newsletter-form input {
    flex: 1;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    border: none;
    font-size: 1rem;
    font-family: var(--font-family);
}

.newsletter-form input:focus {
    outline: 3px solid rgba(255,255,255,0.5);
    outline-offset: 2px;
}

.newsletter-privacy {
    font-size: 0.875rem;
    opacity: 0.9;
    line-height: 1.6;
}

.newsletter-privacy a {
    color: white;
    text-decoration: underline;
}

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

.footer {
    background: var(--primary-blue-dark);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo h3 {
    font-size: 1.75rem;
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-md);
    color: var(--accent-teal);
}

.footer-description {
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.footer-title {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: white;
}

.footer-social {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.social-link {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-base);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-bottom p {
    margin-bottom: 8px;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .products-container {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }
    
    .science-content,
    .breed-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 10px 0;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-actions {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo svg {
        width: 120px;
        height: 28px;
    }
    
    .hero {
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-description {
        font-size: 1.0625rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn-primary,
    .hero-actions .btn-outline {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .products-container {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .bundles-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-carousel-wrapper {
        padding: 0 50px;
    }
    
    .review-card {
        min-width: 320px;
        max-width: 320px;
    }
    
    .review-image {
        height: 160px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-btn svg {
        width: 18px;
        height: 18px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 1.875rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .product-card {
        padding: var(--spacing-md);
    }
    
    .price-current {
        font-size: 1.875rem;
    }
    
    .reviews-carousel-wrapper {
        padding: 0 40px;
    }
    
    .review-card {
        min-width: 280px;
        max-width: 280px;
    }
    
    .review-image {
        height: 140px;
    }
    
    .review-avatar {
        width: 48px;
        height: 48px;
    }
    
    .review-name {
        font-size: 1rem;
    }
    
    .review-text {
        font-size: 0.875rem;
    }
    
    .review-header {
        padding: var(--spacing-md) var(--spacing-md) 0;
    }
    
    .review-rating,
    .review-text {
        padding: 0 var(--spacing-md);
    }
    
    .review-product {
        padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
    }
    
    .carousel-btn {
        width: 36px;
        height: 36px;
    }
    
    .carousel-btn svg {
        width: 16px;
        height: 16px;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* ============================================
   Advanced Mobile Menu
   ============================================ */

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.mobile-menu-container {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 400px;
    background: white;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 10001;
}

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

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-light);
    flex-shrink: 0;
}

.mobile-menu-logo {
    display: flex;
    align-items: center;
}

.mobile-menu-close {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.mobile-menu-close:hover {
    background: var(--bg-light);
    color: var(--primary-blue);
}

.mobile-menu-close svg {
    width: 24px;
    height: 24px;
}

.mobile-menu-search {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.mobile-search-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-family: var(--font-family);
    transition: var(--transition-base);
}

.mobile-search-input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 61, 82, 0.1);
}

.mobile-search-btn {
    background: var(--primary-blue);
    border: none;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.mobile-search-btn:hover {
    background: var(--primary-blue-dark);
}

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

.mobile-menu-user {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}

.mobile-user-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 12px 16px;
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition-base);
}

.mobile-user-btn:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

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

.mobile-menu-nav {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: var(--spacing-md) 0;
}

.mobile-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu-item {
    border-bottom: 1px solid var(--border-light);
}

.mobile-menu-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 16px var(--spacing-lg);
    color: var(--text-dark);
    text-decoration: none;
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-base);
    position: relative;
}

.mobile-menu-link:hover,
.mobile-menu-link:active {
    background: var(--bg-light);
    color: var(--primary-blue);
}

.menu-icon {
    font-size: 1.5rem;
    width: 32px;
    text-align: center;
    flex-shrink: 0;
}

.mobile-menu-item {
    position: relative;
}

.mobile-menu-accordion-toggle {
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--text-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    border-radius: var(--radius-sm);
}

.mobile-menu-accordion-toggle:hover {
    background: var(--bg-light);
    color: var(--primary-blue);
}

.mobile-menu-accordion-toggle[aria-expanded="true"] {
    transform: translateY(-50%) rotate(180deg);
    color: var(--primary-blue);
}

.mobile-menu-accordion-toggle svg {
    width: 16px;
    height: 16px;
}

.mobile-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--bg-lighter);
}

.mobile-menu-item.active .mobile-submenu {
    max-height: 500px;
}

.mobile-submenu li {
    border-top: 1px solid var(--border-light);
}

.mobile-submenu a {
    display: block;
    padding: 14px var(--spacing-lg) 14px 64px;
    color: var(--text-medium);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: var(--transition-base);
    position: relative;
}

.mobile-submenu a::before {
    content: '→';
    position: absolute;
    left: 48px;
    color: var(--primary-blue);
    opacity: 0;
    transition: var(--transition-base);
}

.mobile-submenu a:hover {
    background: white;
    color: var(--primary-blue);
    padding-left: 72px;
}

.mobile-submenu a:hover::before {
    opacity: 1;
    left: var(--spacing-lg);
}

.mobile-menu-footer {
    border-top: 1px solid var(--border-light);
    padding: var(--spacing-lg);
    background: var(--bg-light);
    flex-shrink: 0;
}

.mobile-menu-cta {
    margin-bottom: var(--spacing-md);
}

.mobile-cart-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.cart-count-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-red);
    color: white;
    border-radius: var(--radius-full);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
}

.mobile-menu-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.social-link-mobile {
    color: var(--text-medium);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-base);
}

.social-link-mobile:hover {
    color: var(--primary-blue);
}

/* Mobile Menu Toggle Animation */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    z-index: 10002;
    position: relative;
}

.mobile-menu-toggle span {
    width: 22px;
    height: 1.5px;
    background: var(--text-dark);
    transition: var(--transition-base);
    border-radius: 1px;
    display: block;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
    background: var(--primary-blue);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
    background: var(--primary-blue);
}

/* Hide desktop menu on mobile */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-actions {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }

    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
    }
}

/* Smooth scrollbar for mobile menu */
.mobile-menu-nav::-webkit-scrollbar {
    width: 6px;
}

.mobile-menu-nav::-webkit-scrollbar-track {
    background: var(--bg-light);
}

.mobile-menu-nav::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.mobile-menu-nav::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

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

.product-detail-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

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

/* Product Images */
.product-images {
    position: sticky;
    top: 120px;
}

.main-image {
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    border: 2px solid var(--border-light);
    box-shadow: var(--shadow-md);
}

.image-placeholder-large {
    text-align: center;
    color: var(--text-light);
}

.product-icon-large {
    font-size: 6rem;
    margin-bottom: var(--spacing-md);
}

.image-thumbnails {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.thumbnail {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
    background: var(--bg-light);
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--primary-blue);
    transform: scale(1.05);
}

.thumbnail-placeholder {
    font-size: 2rem;
}

/* Product Info */
.product-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-breadcrumb {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.product-breadcrumb a {
    color: var(--primary-blue);
    text-decoration: none;
}

.product-breadcrumb a:hover {
    text-decoration: underline;
}

.product-badge-top {
    display: inline-block;
    background: var(--accent-red);
    color: white;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
    align-self: flex-start;
}

.product-title {
    font-size: 3rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
    line-height: 1.2;
}

.product-subtitle {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.stars {
    color: #FFB800;
    font-size: 1.25rem;
}

.rating-text {
    color: var(--text-medium);
    font-size: 0.9375rem;
}

.product-price-large {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.price-current-large {
    font-size: 3rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-blue);
}

.price-old-large {
    font-size: 1.5rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.price-discount-large {
    background: var(--accent-green);
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-bold);
    font-size: 0.9375rem;
}

.urgency-banner {
    background: linear-gradient(135deg, #fff3cd 0%, #ffe69c 100%);
    border: 2px solid #ffc107;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.urgency-icon {
    font-size: 1.5rem;
}

.urgency-text {
    font-size: 0.9375rem;
    color: var(--text-dark);
    font-weight: var(--font-weight-medium);
}

/* CTA Buttons */
.cta-primary {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.btn-cta-large {
    padding: 18px 32px;
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.cta-icon {
    font-size: 1.25rem;
}

.trust-badges {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-medium);
}

.trust-icon {
    color: var(--accent-green);
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
}

.stock-info {
    padding: var(--spacing-md);
    background: var(--bg-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.stock-label {
    font-weight: var(--font-weight-semibold);
    color: var(--text-dark);
}

.stock-value {
    font-weight: var(--font-weight-bold);
}

.stock-value.in-stock {
    color: var(--accent-green);
}

.quick-features {
    background: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.quick-features-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.quick-features-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.quick-features-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-dark);
    font-size: 0.9375rem;
}

.feature-check {
    color: var(--accent-green);
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
}

.cta-secondary {
    margin-bottom: var(--spacing-lg);
}

.social-proof {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    flex-wrap: wrap;
}

.proof-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9375rem;
}

.proof-icon {
    font-size: 1.25rem;
}

.proof-text {
    color: var(--text-dark);
}

/* Product Tabs */
.product-tabs-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-light);
}

.tabs-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.tabs-header {
    display: flex;
    gap: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition-base);
    margin-bottom: -2px;
}

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

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

.tabs-content {
    min-height: 400px;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.5s ease;
}

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

.tab-panel h2 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.tab-panel p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.features-detailed {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.features-detailed li {
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-blue);
    color: var(--text-dark);
}

.reviews-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.review-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

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

.review-name {
    font-weight: var(--font-weight-bold);
    color: var(--text-dark);
}

.review-stars {
    color: #FFB800;
}

.review-text {
    color: var(--text-medium);
    line-height: 1.7;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.faq-answer {
    color: var(--text-medium);
    line-height: 1.7;
}

/* Upsell Section */
.upsell-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-white);
}

.upsell-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.upsell-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.upsell-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.upsell-image {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.upsell-placeholder {
    font-size: 4rem;
}

.upsell-name {
    font-size: 1.375rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.upsell-price {
    margin-bottom: var(--spacing-lg);
}

/* Sticky CTA Bar (Mobile) */
.sticky-cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
    padding: var(--spacing-md);
    z-index: 999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    display: none;
}

.sticky-cta-bar.visible {
    transform: translateY(0);
}

.sticky-cta-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 1280px;
    margin: 0 auto;
}

.sticky-price {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sticky-price .price-current {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-blue);
}

.sticky-price .price-old {
    font-size: 0.875rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.btn-sticky {
    flex: 1;
    padding: 16px;
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
}

/* Purchase Notifications */
.purchase-notifications {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 350px;
    pointer-events: none;
}

.purchase-notification {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    opacity: 0;
    transform: translateX(-100%);
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-green);
    pointer-events: auto;
}

.purchase-notification.show {
    opacity: 1;
    transform: translateX(0);
}

.purchase-notification.hide {
    opacity: 0;
    transform: translateX(-100%);
}

.notification-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notification-content {
    flex: 1;
}

.notification-text {
    font-size: 0.875rem;
    color: var(--text-dark);
    line-height: 1.5;
    margin-bottom: 4px;
}

.notification-text strong {
    color: var(--primary-blue);
    font-weight: var(--font-weight-bold);
}

.notification-time {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Responsive Design for Product Detail */
@media (max-width: 1024px) {
    .product-detail-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .product-images {
        position: static;
    }

    .product-title {
        font-size: 2.5rem;
    }

    .price-current-large {
        font-size: 2.5rem;
    }

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

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

    .sticky-cta-bar {
        display: block;
    }
}

@media (max-width: 768px) {
    .product-title {
        font-size: 2rem;
    }

    .product-subtitle {
        font-size: 1.0625rem;
    }

    .price-current-large {
        font-size: 2rem;
    }

    .cta-primary {
        gap: var(--spacing-sm);
    }

    .btn-cta-large {
        padding: 14px 24px;
        font-size: 1rem;
    }

    .trust-badges {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .social-proof {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .tabs-header {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    .tab-btn {
        white-space: nowrap;
    }

    .purchase-notifications {
        bottom: 80px;
        left: 10px;
        right: 10px;
        max-width: none;
    }

    .purchase-notification {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .product-title {
        font-size: 1.75rem;
    }

    .price-current-large {
        font-size: 1.75rem;
    }

    .image-thumbnails {
        flex-wrap: wrap;
    }

    .thumbnail {
        width: 60px;
        height: 60px;
    }
}