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

:root {
    /* Brand Colors */
    --primary-color: #FF6B6B;
    --primary-light: #FF8E8E;
    --primary-dark: #FF5555;
    --secondary-color: #4ECDC4;
    --secondary-light: #6ED9D0;
    --accent-color: #FFB347;
    --accent-light: #FFCC70;
    --danger-color: #E74C3C;
    
    /* Neutral Colors */
    --dark-color: #2C3E50;
    --light-bg: #FAF3F0;
    --white: #ffffff;
    --gray-light: #ECF0F1;
    --gray-medium: #95A5A6;
    --gray-dark: #34495E;
    --border-color: #E8D5D0;
    
    /* Shadows */
    --shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 25px rgba(0, 0, 0, 0.12);
    --shadow-soft: 0 3px 12px rgba(107, 158, 255, 0.2);
    
    /* Gradients */
    --pink-gradient: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    --pink-gradient-hover: linear-gradient(135deg, var(--primary-dark) 0%, #FF7777 100%);
    --blue-gradient: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-light) 100%);
    --peach-gradient: linear-gradient(135deg, #FFB6A3 0%, #FFC9B9 100%);
    --accent-gradient: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
    --hero-gradient: linear-gradient(135deg, #FFB6A3 0%, var(--primary-light) 100%);
    --green-gradient: linear-gradient(135deg, #48C774 0%, #71DD8A 100%);
    
    /* Component Specific Colors */
    --disclaimer-bg: var(--accent-gradient);
    --disclaimer-text: var(--dark-color);
    --hero-bg: linear-gradient(135deg, #FFB6A3 0%, #FF8E8E 100%);
    --footer-bg: var(--dark-color);
    --product-specs-bg: linear-gradient(135deg, var(--light-bg) 0%, #FFF5FB 100%);
    --research-box-bg: linear-gradient(135deg, #FFF9E6 0%, #FFF3F8 100%);
    --research-box-text: #856404;
    --footer-text: var(--gray-light);
    --footer-link: var(--gray-light);
    --footer-heading: var(--white);
    --footer-bottom-text: var(--gray-light);
    --filter-btn-text: var(--dark-color);
    --filter-btn-bg: var(--white);
    --qty-btn-text: var(--dark-color);
    --qty-btn-bg: var(--light-bg);
    
    /* Border Radius */
    --radius-sm: 15px;
    --radius-md: 20px;
    --radius-lg: 25px;
    --radius-xl: 30px;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Typography */
    --font-size-sm: 0.9rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.3rem;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
}

/* Dark Theme */
body.theme-dark {
    --primary-color: #E57373;
    --primary-light: #FFAB91;
    --primary-dark: #D32F2F;
    --secondary-color: #4DB6AC;
    --secondary-light: #80CBC4;
    --accent-color: #FFB74D;
    --accent-light: #FFCC02;
    --danger-color: #F44336;
    
    --dark-color: #E0E0E0;
    --light-bg: #121212;
    --white: #1E1E1E;
    --gray-light: #2C2C2C;
    --gray-medium: #9E9E9E;
    --gray-dark: #BDBDBD;
    --border-color: #424242;
    
    --shadow: 0 2px 15px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 4px 25px rgba(0, 0, 0, 0.6);
    --shadow-soft: 0 3px 12px rgba(229, 115, 115, 0.3);
    
    --pink-gradient: linear-gradient(135deg, #E57373 0%, #FFAB91 100%);
    --pink-gradient-hover: linear-gradient(135deg, #D32F2F 0%, #E57373 100%);
    --blue-gradient: linear-gradient(135deg, #4DB6AC 0%, #80CBC4 100%);
    --peach-gradient: linear-gradient(135deg, #E57373 0%, #FFAB91 100%);
    --accent-gradient: linear-gradient(135deg, #FFB74D 0%, #FFCC02 100%);
    --hero-gradient: linear-gradient(135deg, #E57373 0%, #FFAB91 100%);
    --green-gradient: linear-gradient(135deg, #4DB6AC 0%, #80CBC4 100%);
    
    /* Component Specific Colors for Dark Theme */
    --disclaimer-bg: var(--accent-gradient);
    --disclaimer-text: #1E1E1E;
    --hero-bg: var(--hero-gradient);
    --footer-bg: #0A0A0A;
    --product-specs-bg: var(--gray-light);
    --research-box-bg: var(--gray-light);
    --research-box-text: var(--accent-color);
    --footer-text: var(--gray-dark);
    --footer-link: var(--gray-dark);
    --footer-heading: #ffffff;
    --footer-bottom-text: var(--gray-dark);
    --filter-btn-text: var(--dark-color);
    --filter-btn-bg: var(--gray-light);
    --qty-btn-text: var(--dark-color);
    --qty-btn-bg: var(--gray-light);
}

/* Midnight Theme */
body.theme-midnight {
    --primary-color: #B794F6;
    --primary-light: #D4BBFF;
    --primary-dark: #9F7AEA;
    --secondary-color: #63B3ED;
    --secondary-light: #90CDF4;
    --accent-color: #F6AD55;
    --accent-light: #FBD38D;
    --danger-color: #FC8181;
    
    --dark-color: #E2E8F0;
    --light-bg: #0a0e27;
    --white: #1a1f3a;
    --gray-light: #0d1117;
    --gray-medium: #a0aec0;
    --gray-dark: #cbd5e0;
    --border-color: #2d3748;
    
    --shadow: 0 2px 15px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 4px 25px rgba(0, 0, 0, 0.5);
    --shadow-soft: 0 3px 12px rgba(183, 148, 246, 0.3);
    
    --pink-gradient: linear-gradient(135deg, #B794F6 0%, #D4BBFF 100%);
    --pink-gradient-hover: linear-gradient(135deg, #9F7AEA 0%, #B794F6 100%);
    --blue-gradient: linear-gradient(135deg, #63B3ED 0%, #90CDF4 100%);
    --peach-gradient: linear-gradient(135deg, #B794F6 0%, #D4BBFF 100%);
    --accent-gradient: linear-gradient(135deg, #F6AD55 0%, #FBD38D 100%);
    --hero-gradient: linear-gradient(135deg, #9F7AEA 0%, #B794F6 100%);
    --hero-bg: var(--hero-gradient);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.7;
    color: var(--dark-color);
    background: var(--light-bg);
    font-size: 16px;
    font-weight: 400;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo a {
    text-decoration: none;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin: 0;
}

.logo span {
    color: var(--secondary-color);
    font-weight: 600;
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav a {
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Theme Toggle */
.theme-toggle {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    background: var(--white);
    padding: 0.25rem;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 2px solid var(--border-color);
}

.theme-toggle-mobile-btn,
#theme-toggle-btn {
    display: none;
}

.theme-menu,
#theme-menu {
    display: none;
}

/* Desktop - explicitly hide mobile elements */
@media (min-width: 769px) {
    button.theme-toggle-mobile-btn,
    button#theme-toggle-btn {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
    }
    
    div.theme-menu,
    div#theme-menu {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
    }
}

.theme-btn {
    background: transparent;
    border: none;
    padding: 0.4rem;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
    line-height: 1;
    opacity: 0.7;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

.theme-btn.active {
    opacity: 1;
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
}

.theme-circle {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
}

.theme-default-circle {
    background: linear-gradient(135deg, #FF6B6B 0%, #FF6B6B 50%, #ffffff 50%, #ffffff 100%);
}

.theme-dark-circle {
    background: linear-gradient(135deg, #FF6B6B 0%, #FF6B6B 50%, #121212 50%, #121212 100%);
}

.theme-midnight-circle {
    background: linear-gradient(135deg, #B794F6 0%, #B794F6 50%, #0a0e27 50%, #0a0e27 100%);
}

.cart-link {
    background: var(--blue-gradient);
    color: var(--white) !important;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(107, 158, 255, 0.3);
}

.cart-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(107, 158, 255, 0.4);
}

.cart-link.active {
    background: var(--green-gradient);
    box-shadow: 0 4px 15px rgba(127, 217, 140, 0.3);
}

/* Disclaimer Banner */
.disclaimer-banner {
    background: var(--disclaimer-bg);
    color: var(--disclaimer-text);
    padding: 1rem 0;
    text-align: center;
    border-radius: 0;
    box-shadow: var(--shadow);
    font-weight: 600;
    margin: 0;
}

.disclaimer-banner p {
    margin: 0;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .disclaimer-banner p {
        font-size: 0.8rem;
        padding: 0 0.5rem;
        line-height: 1.4;
    }
}

/* Hero Section */
.hero {
    background: var(--hero-bg);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
    box-shadow: var(--shadow);
    margin-bottom: 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 400;
}

/* Category Filter */
.category-filter {
    background-color: var(--white);
    padding: 1.5rem 0;
    text-align: center;
}

.filter-btn {
    background-color: var(--filter-btn-bg);
    color: var(--filter-btn-text);
    border: 3px solid var(--border-color);
    padding: 0.7rem 1.8rem;
    margin: 0 0.5rem;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(107, 158, 255, 0.1);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(107, 158, 255, 0.2);
}

.filter-btn.active {
    background: var(--pink-gradient);
    border-color: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow);
    font-weight: 600;
}

/* Products Section */
.products-section {
    padding: 3rem 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background-color: var(--light-bg);
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--peach-gradient);
    color: var(--white);
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: var(--shadow);
    border: 2px solid var(--white);
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    color: var(--dark-color);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.product-description {
    color: var(--gray-medium);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    min-height: 3rem;
}

.product-details {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.purity-badge, .form-badge {
    background: var(--green-gradient);
    color: var(--white);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(127, 217, 140, 0.3);
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-remove {
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 700;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--pink-gradient);
    color: var(--white);
    box-shadow: var(--shadow);
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #FF5555 0%, #FF7777 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-color);
    border: 3px solid var(--primary-color);
    width: 100%;
    margin-top: 0.5rem;
    box-shadow: 0 3px 12px rgba(107, 158, 255, 0.2);
}

.btn-secondary:hover {
    background: var(--blue-gradient);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 18px rgba(107, 158, 255, 0.3);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    width: 100%;
    margin-top: 1rem;
}

.btn-remove {
    background: linear-gradient(135deg, var(--danger-color) 0%, #FFB3C1 100%);
    color: var(--white);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    box-shadow: 0 3px 12px rgba(255, 143, 171, 0.3);
}

.btn-remove:hover {
    background: linear-gradient(135deg, #FF7A9A 0%, #FFA3B5 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 18px rgba(255, 143, 171, 0.4);
}

/* Product Detail Page */
.breadcrumb {
    background-color: var(--white);
    padding: 1rem 0;
    font-size: 0.9rem;
}

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

.product-detail-section {
    padding: 2rem 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.product-detail-image {
    position: relative;
}

.product-detail-image img {
    width: 100%;
    border-radius: 25px;
    border: 3px solid var(--border-color);
}

.product-badge-large {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--pink-gradient);
    color: var(--white);
    padding: 0.7rem 1.5rem;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(255, 179, 217, 0.4);
    border: 3px solid var(--white);
}

.product-detail-info h1 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.product-detail-short {
    font-size: 1.1rem;
    color: var(--gray-medium);
    margin-bottom: 1.5rem;
}

.product-specs {
    background: #ffffff !important;
    padding: 1.5rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    border: 2px solid #e0e0e0 !important;
    box-shadow: 0 3px 12px rgba(107, 158, 255, 0.1);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid #e0e0e0 !important;
}

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

.spec-label {
    font-weight: 600;
    color: #2C3E50 !important;
    margin-right: 1rem;
}

.spec-value {
    color: #666666 !important;
    text-align: right;
}

.price-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

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

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-selector input {
    width: 60px;
    padding: 0.5rem;
    border: 3px solid var(--border-color);
    border-radius: 15px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
}

.research-disclaimer-box {
    background: var(--research-box-bg);
    border-left: 5px solid var(--accent-color);
    padding: 1.2rem;
    margin: 1.5rem 0;
    border-radius: 20px;
    box-shadow: 0 3px 12px rgba(255, 179, 217, 0.2);
    border: 2px solid rgba(255, 179, 217, 0.3);
}

.research-disclaimer-box strong {
    color: var(--research-box-text);
    display: block;
    margin-bottom: 0.5rem;
}

.research-disclaimer-box p {
    color: var(--research-box-text);
    margin: 0;
    font-size: 0.9rem;
}

/* Tabs */
.product-detail-tabs {
    margin-top: 3rem;
    background-color: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.tabs {
    display: flex;
    gap: 1rem;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
}

.tab-btn {
    background: none;
    border: none;
    padding: 1rem 1.8rem;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-medium);
    border-bottom: 4px solid transparent;
    transition: all 0.3s;
    border-radius: 15px 15px 0 0;
}

.tab-btn:hover {
    color: var(--primary-color);
    background-color: rgba(107, 158, 255, 0.1);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: linear-gradient(180deg, rgba(107, 158, 255, 0.1) 0%, transparent 100%);
}

.tab-pane {
    display: none;
}

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

.tab-pane h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.benefits-list {
    list-style: none;
    padding: 0;
}

.benefits-list li {
    padding: 0.7rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.benefits-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.note {
    margin-top: 1rem;
    font-style: italic;
    color: var(--gray-medium);
}

.warning-box {
    background-color: #f8d7da;
    border-left: 4px solid var(--danger-color);
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 4px;
    color: #721c24;
}

/* Additional Info Section */
.additional-info {
    padding: 3rem 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.info-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.info-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Cart Page */
.cart-section {
    padding: 3rem 0;
    min-height: 60vh;
}

.cart-section h1 {
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.cart-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto auto;
    gap: 1.5rem;
    align-items: center;
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.cart-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-hover);
}

.cart-item-image {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 20px;
    border: 2px solid var(--border-color);
}

.cart-item-details h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.cart-item-details p {
    color: var(--gray-medium);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: 600;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qty-btn {
    background: var(--qty-btn-bg);
    color: var(--qty-btn-text);
    border: 2px solid var(--border-color);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(107, 158, 255, 0.1);
}

.qty-btn:hover {
    background: var(--blue-gradient);
    color: var(--white);
    border-color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 3px 12px rgba(107, 158, 255, 0.3);
}

.qty-input {
    width: 50px;
    padding: 0.5rem;
    border: 3px solid var(--border-color);
    border-radius: 15px;
    text-align: center;
    font-weight: 700;
}

.cart-item-total {
    text-align: right;
}

.item-total-price {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.cart-summary {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 100px;
    border: 1px solid var(--border-color);
}

.cart-summary h2 {
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.summary-total {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    border-bottom: none;
    margin-top: 1rem;
}

.free-shipping-note {
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin: 0.5rem 0;
}

.empty-cart {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.empty-cart-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.empty-cart h2 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.empty-cart p {
    color: var(--gray-medium);
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    background-color: var(--footer-bg);
    color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--footer-heading);
    margin-bottom: 1rem;
}

.footer-section h4 {
    color: var(--footer-heading);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-section p {
    color: var(--footer-text);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--footer-link);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--footer-bottom-text);
    margin-bottom: 0.5rem;
}

.disclaimer-footer {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Responsive Design */
/* Text Selection */
::selection {
    background: var(--primary-color);
    color: var(--white);
}

::-moz-selection {
    background: var(--primary-color);
    color: var(--white);
}

@media (max-width: 768px) {
    .products-section {
        padding: 2rem 0;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .product-card {
        border-radius: 16px;
    }
    
    .product-info {
        padding: 1.25rem;
    }
    
    .product-info h3 {
        font-size: 1.15rem;
        line-height: 1.4;
    }
    
    .product-description {
        font-size: 0.9rem;
        min-height: auto;
    }
    
    .product-price {
        font-size: 1.4rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 1.5rem;
    }
    
    .product-detail-info h1 {
        font-size: 1.5rem;
    }
    
    .product-detail-short {
        font-size: 1rem;
    }
    
    .product-detail-price {
        font-size: 1.75rem;
    }
    
    .tabs {
        flex-wrap: wrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .tab-btn {
        padding: 0.75rem 1.2rem;
        font-size: 0.9rem;
        white-space: nowrap;
    }

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

    .cart-section h1 {
        font-size: 1.75rem;
    }
    
    .cart-item {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 1.25rem;
    }
    
    .cart-item-image {
        width: 100%;
        height: 200px;
        border-radius: 12px;
    }

    .cart-item-quantity {
        justify-content: center;
        margin: 0.5rem 0;
    }

    .cart-item-total {
        text-align: center;
    }
    
    .item-total-price {
        font-size: 1.4rem;
    }

    .header-content {
        padding: 0.75rem 0;
    }
    
    .logo h1 {
        font-size: 1.4rem;
    }
    
    .nav {
        width: 100%;
        justify-content: space-around;
        gap: 0.5rem;
        font-size: 0.8rem;
    }
    
    .nav a {
        padding: 0.4rem 0.6rem;
        white-space: nowrap;
    }
    
    .cart-link {
        padding: 0.5rem 0.8rem !important;
        font-size: 0.75rem;
        border-radius: 20px;
    }

    .hero {
        padding: 2rem 1rem;
    }
    
    .hero h2 {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: 0.75rem;
    }
    
    .hero p {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .category-filter {
        padding: 1rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .filter-btn {
        margin: 0.25rem;
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
        border-radius: 20px;
        white-space: nowrap;
        border-width: 2px;
    }

    .cart-summary {
        position: static;
    }

    .theme-toggle {
        display: none;
    }

    .theme-toggle-mobile-btn,
    #theme-toggle-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        background: var(--white);
        border-radius: 50%;
        border: 2px solid var(--border-color);
        width: 40px;
        height: 40px;
        padding: 0;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    .theme-toggle-mobile-btn:hover,
    #theme-toggle-btn:hover {
        transform: scale(1.1);
        box-shadow: 0 3px 12px rgba(0, 0, 0, 0.12);
    }

    .theme-menu,
    #theme-menu {
        position: fixed;
        top: 70px;
        right: 10px;
        display: none !important;
        flex-direction: column;
        gap: 0.5rem;
        background: var(--white);
        padding: 0.75rem;
        border-radius: 20px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        border: 2px solid var(--border-color);
        z-index: 999;
    }

    .theme-menu.active,
    #theme-menu.active {
        display: flex !important;
    }

    .theme-menu-item {
        background: transparent;
        border: none;
        padding: 0.5rem;
        cursor: pointer;
        border-radius: 50%;
        transition: all 0.3s ease;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0.7;
    }

    .theme-menu-item:hover {
        opacity: 1;
        transform: scale(1.1);
    }

    .theme-menu-item.active {
        opacity: 1;
        background: var(--peach-gradient);
        box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
    }
}