/* ===================================
   AnyPeptide E-Commerce Styles
   =================================== */

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

:root {
    --primary-color: #4A90E2;
    --secondary-color: #50C878;
    --accent-color: #E67E22;
    --danger-color: #E74C3C;
    --dark-color: #2C3E50;
    --light-color: #ECF0F1;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-secondary: Georgia, 'Times New Roman', serif;
    
    --border-radius: 8px;
    --box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --box-shadow-lg: 0 4px 16px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

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

a:hover {
    color: var(--secondary-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #3a7bc8;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

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

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

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

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

.top-bar {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 8px 0;
    font-size: 14px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left span {
    margin-right: 20px;
}

.top-bar-right a {
    color: var(--white);
    margin-left: 20px;
}

.top-bar-right a:hover {
    color: var(--secondary-color);
}

.main-header {
    padding: 20px 0;
}

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

.logo h1 {
    font-size: 28px;
    color: var(--primary-color);
    margin: 0;
}

.logo .tagline {
    font-size: 12px;
    color: var(--gray-600);
    display: block;
}

.main-nav {
    display: flex;
    gap: 30px;
}

.main-nav a {
    color: var(--gray-700);
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.header-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

.search-btn,
.cart-btn {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--gray-700);
}

.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--danger-color);
    color: var(--white);
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 10px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--white);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
}

.trust-badges {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.trust-badges .badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.badge-icon {
    font-size: 32px;
    background-color: rgba(255,255,255,0.2);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Categories Section */
.categories-section {
    padding: 80px 0;
    background-color: var(--gray-100);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 50px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.category-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-lg);
}

.category-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.category-card p {
    color: var(--gray-600);
    margin-bottom: 15px;
}

.product-count {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

/* Best Sellers Section */
.best-sellers-section {
    padding: 80px 0;
}


/* Products Container & Grid */
.products-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px auto;
    max-width: 1400px;
    padding: 0 20px;
}

@media (max-width: 1200px) {
    .products-container {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .products-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 640px) {
    .products-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}


/* Filter & Sort Section */
.filter-section {
    max-width: 1400px;
    margin: 0 auto 30px;
    padding: 20px;
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    background-color: var(--white);
    border: 2px solid var(--gray-300);
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray-700);
}

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

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

.sort-options {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sort-options label {
    font-weight: 600;
    color: var(--gray-700);
}

.sort-options select {
    padding: 8px 15px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 14px;
    background-color: var(--white);
    cursor: pointer;
    transition: var(--transition);
}

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

@media (max-width: 768px) {
    .filter-section {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-buttons {
        justify-content: center;
    }
    
    .sort-options {
        justify-content: center;
    }
}



/* Enhanced Product Cards */
.product-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.product-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    position: relative;
}

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

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

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    z-index: 10;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-bestseller {
    background: linear-gradient(135deg, #E74C3C 0%, #C0392B 100%);
    color: var(--white);
}

.badge-popular {
    background: linear-gradient(135deg, #E67E22 0%, #D35400 100%);
    color: var(--white);
}

.badge-new {
    background: linear-gradient(135deg, #50C878 0%, #27AE60 100%);
    color: var(--white);
}

.product-card h3 {
    font-size: 1.25rem;
    margin: 15px 20px 10px;
    color: var(--dark-color);
    font-weight: 700;
}

.product-description {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin: 0 20px 15px;
    line-height: 1.5;
    flex-grow: 1;
}

.product-meta {
    display: flex;
    gap: 10px;
    margin: 0 20px 15px;
    flex-wrap: wrap;
}

.purity-badge,
.usa-badge {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.purity-badge {
    background-color: #E8F5E9;
    color: #2E7D32;
    border: 1px solid #A5D6A7;
}

.usa-badge {
    background-color: #E3F2FD;
    color: #1565C0;
    border: 1px solid #90CAF9;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 20px 15px;
}

.product-card .btn-primary {
    margin: 0 20px 20px;
    width: calc(100% - 40px);
    text-align: center;
    padding: 12px;
    font-weight: 600;
    border-radius: var(--border-radius);
}


.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--danger-color);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    z-index: 10;
}

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

.product-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    background-color: var(--gray-100);
}

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

.product-info {
    padding: 20px;
}

.product-name {
    font-size: 1.25rem;
    margin-bottom: 5px;
}

.product-category {
    color: var(--gray-600);
    font-size: 14px;
    margin-bottom: 10px;
}

.product-rating {
    margin-bottom: 10px;
    font-size: 14px;
}

.product-rating span {
    color: var(--gray-600);
}

.product-description {
    color: var(--gray-700);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.5;
}

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

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

.section-cta {
    text-align: center;
}

/* Why Choose Us Section */
.why-choose-us {
    padding: 80px 0;
    background-color: var(--gray-100);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Newsletter Section */
.newsletter-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-content h2 {
    color: var(--white);
    margin-bottom: 15px;
}

.newsletter-content p {
    margin-bottom: 30px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.newsletter-form input {
    flex: 1;
    padding: 15px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
}

.newsletter-privacy {
    font-size: 14px;
    opacity: 0.8;
}

/* Footer */
.site-footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3,
.footer-column h4 {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-column p {
    color: var(--gray-400);
    line-height: 1.6;
    margin-bottom: 20px;
}

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

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

.footer-column ul li a {
    color: var(--gray-400);
}

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

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    font-size: 24px;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-400);
    margin-bottom: 10px;
}

.disclaimer {
    font-size: 14px;
    color: var(--gray-500);
    max-width: 800px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .main-nav {
        display: none;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    
/* Products Container & Grid */
.products-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px auto;
    max-width: 1400px;
    padding: 0 20px;
}

@media (max-width: 1200px) {
    .products-container {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .products-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 640px) {
    .products-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

.products-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 640px) {
    .top-bar-content {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .trust-badges {
        gap: 20px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* Breadcrumb */
.breadcrumb {
    background-color: var(--gray-100);
    padding: 15px 0;
    font-size: 14px;
}

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

.breadcrumb span {
    color: var(--gray-600);
}

/* Category Header */
.category-header {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
}

.category-header-content {
    display: flex;
    align-items: center;
    gap: 30px;
}

.category-icon-large {
    font-size: 80px;
    background-color: rgba(255,255,255,0.2);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-header h1 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.category-description {
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.95;
}

/* Category Products */
.category-products {
    padding: 60px 0;
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.products-header h2 {
    margin: 0;
}

.filter-select {
    padding: 10px 15px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 14px;
    cursor: pointer;
}

.product-specs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.spec {
    font-size: 12px;
    color: var(--secondary-color);
    font-weight: 600;
}

/* Category Info */
.category-info {
    padding: 60px 0;
    background-color: var(--gray-100);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.info-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.info-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.info-card p {
    color: var(--gray-700);
    line-height: 1.6;
}