/* Wordology - Therapeutic Tools Website Styles */

:root {
    /* Color Palette - Calming and Professional */
    --primary-teal: #4A9B9B;
    --primary-blue: #5B8FA3;
    --accent-peach: #F4A261;
    --accent-orange: #E76F51;
    --warm-beige: #F5E6D3;
    --soft-white: #FEFEFE;
    --text-dark: #2C3E50;
    --text-medium: #5D6D7E;
    --text-light: #85929E;
    --border-light: #E8E8E8;
    --shadow-soft: rgba(75, 155, 155, 0.1);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transitions */
    --transition-smooth: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-medium);
}

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

a:hover {
    color: var(--accent-peach);
}

/* Header & Navigation */
header {
    background-color: var(--soft-white);
    box-shadow: 0 2px 10px var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-teal);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

nav a {
    color: var(--text-dark);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: var(--transition-smooth);
}

nav a:hover {
    background-color: var(--warm-beige);
    color: var(--primary-teal);
}

/* Auth Links in Header */
.auth-links {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.btn-auth {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    text-decoration: none;
    border: 2px solid transparent;
    white-space: nowrap;
    display: inline-block;
    flex-shrink: 0;
}

.btn-auth:first-child {
    color: var(--text-dark);
    background: transparent;
}

.btn-auth:first-child:hover {
    color: var(--primary-teal);
    background: var(--warm-beige);
}

.btn-auth-primary {
    background-color: var(--primary-teal);
    color: white;
    border-color: var(--primary-teal);
    white-space: nowrap;
}

.btn-auth-primary:hover {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px var(--shadow-soft);
}

.cart-icon {
    position: relative;
    cursor: pointer;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--accent-orange);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    z-index: 1001;
    position: relative;
}

/* Close button for mobile menu */
.mobile-menu-close {
    display: none;
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-dark);
    z-index: 1002;
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
}

@media (max-width: 768px) {
    .mobile-menu-close {
        display: block;
    }
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-teal) 0%, var(--primary-blue) 100%);
    color: white;
    padding: var(--spacing-xl) var(--spacing-md);
    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 xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    opacity: 0.3;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.hero p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--accent-orange);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(244, 162, 97, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title h2 {
    color: var(--primary-teal);
    margin-bottom: var(--spacing-xs);
}

.section-title p {
    color: var(--text-medium);
    font-size: 1.1rem;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px var(--shadow-soft);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px var(--shadow-soft);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: var(--warm-beige);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 3rem;
}

.product-info {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-info h3 {
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-teal);
    margin: var(--spacing-xs) 0;
}

.product-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--accent-peach);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.btn-product {
    margin-top: auto;
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--primary-teal);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-smooth);
}

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

/* Filters */
.filters {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background-color: white;
    border: 2px solid var(--border-light);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition-smooth);
    color: var(--text-medium);
    font-weight: 500;
}

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

/* Blog/Resources */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.blog-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px var(--shadow-soft);
    transition: var(--transition-smooth);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px var(--shadow-soft);
}

.blog-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.blog-content {
    padding: var(--spacing-md);
}

.blog-date {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

/* Community Section */
.community-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.feature-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: 0 4px 6px var(--shadow-soft);
    text-align: center;
}

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

/* Forum Mockup */
.forum-section {
    background: white;
    border-radius: 12px;
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    box-shadow: 0 4px 6px var(--shadow-soft);
}

.forum-thread {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-smooth);
}

.forum-thread:hover {
    background-color: var(--warm-beige);
}

.forum-thread:last-child {
    border-bottom: none;
}

.thread-title {
    font-weight: 600;
    color: var(--primary-teal);
    margin-bottom: var(--spacing-xs);
}

.thread-meta {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-light);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Founder Bio */
.founder-bio {
    background: linear-gradient(135deg, var(--warm-beige) 0%, white 100%);
    padding: var(--spacing-lg);
    border-radius: 12px;
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-md);
}

.founder-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-teal);
    flex-shrink: 0;
}

.founder-content h3 {
    color: var(--primary-teal);
}

/* Testimonial */
.testimonial {
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: 0 4px 6px var(--shadow-soft);
    margin: var(--spacing-md) 0;
    border-left: 4px solid var(--accent-peach);
}

.testimonial-text {
    font-style: italic;
    color: var(--text-medium);
    margin-bottom: var(--spacing-sm);
}

.testimonial-author {
    font-weight: 600;
    color: var(--text-dark);
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: white;
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    display: block;
    margin-bottom: var(--spacing-xs);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.social-links a:hover {
    background-color: var(--accent-peach);
    transform: translateY(-2px);
}

.social-links svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.social-links a:hover svg {
    fill: white;
}

/* Newsletter */
.newsletter {
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue));
    padding: var(--spacing-md);
    border-radius: 12px;
    color: white;
    text-align: center;
    margin: var(--spacing-md) 0;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: var(--spacing-sm) auto 0;
}

.newsletter-form input {
    flex: 1;
    padding: 0.875rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 0.875rem 2rem;
    background-color: var(--accent-peach);
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.newsletter-form button:hover {
    background-color: var(--accent-orange);
}

/* Shopping Cart */
.cart-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.cart-modal.active {
    display: flex;
}

.cart-content {
    background: white;
    border-radius: 12px;
    padding: var(--spacing-md);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.cart-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-light);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    background: var(--warm-beige);
}

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

.cart-total {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--primary-teal);
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
}

/* Product Detail */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.product-detail-image {
    width: 100%;
    border-radius: 12px;
    background: var(--warm-beige);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
}

.product-detail-info h1 {
    color: var(--primary-teal);
}

.features-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.features-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-medium);
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-teal);
    font-weight: 700;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.quantity-selector button {
    width: 40px;
    height: 40px;
    border: 2px solid var(--border-light);
    background: white;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.25rem;
    transition: var(--transition-smooth);
}

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

.quantity-selector input {
    width: 60px;
    text-align: center;
    padding: 0.5rem;
    border: 2px solid var(--border-light);
    border-radius: 8px;
}

/* Reviews Section */
.reviews-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-light);
}

.review {
    background: white;
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 2px 4px var(--shadow-soft);
}

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

.review-author {
    font-weight: 600;
    color: var(--text-dark);
}

.review-rating {
    color: var(--accent-peach);
}

/* Responsive Design */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
    .product-grid,
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .community-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .header-container {
        padding: 0 var(--spacing-sm);
    }
    
    nav ul {
        gap: var(--spacing-sm);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

/* Mobile (up to 768px) */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
        z-index: 1001;
    }
    
    nav ul {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
        box-shadow: 0 4px 6px var(--shadow-soft);
        z-index: 1010; /* Higher than header (1000) to ensure menu appears on top */
        overflow-y: auto;
        gap: 0;
        -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    }
    
    nav ul.active {
        display: flex;
    }
    
    nav ul li {
        width: 100%;
        border-bottom: 1px solid var(--border-light);
    }
    
    nav ul li:last-child {
        border-bottom: none;
    }
    
    nav ul li a {
        display: block;
        padding: var(--spacing-sm);
        width: 100%;
    }
    
    .auth-links {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
        padding: var(--spacing-sm) 0;
    }
    
    .btn-auth {
        width: 100%;
        text-align: center;
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }
    
    .header-container {
        position: relative;
        padding: 0 var(--spacing-sm);
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .hero h1 {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .product-grid,
    .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .product-detail {
        grid-template-columns: 1fr;
    }
    
    .product-image {
        height: 200px;
    }
    
    .founder-bio {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .founder-image {
        width: 120px;
        height: 120px;
        margin: 0 auto var(--spacing-md);
    }
    
    .newsletter-form {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .newsletter-form input {
        width: 100%;
    }
    
    .newsletter-form button {
        width: 100%;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
        width: 100%;
        text-align: center;
    }
    
    .btn-primary,
    .btn-secondary {
        margin-bottom: var(--spacing-xs);
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 1rem;
    }
    
    .cart-modal {
        width: 100%;
        max-width: 100%;
        margin: 0;
        border-radius: 0;
    }
    
    .cart-content {
        max-height: 100vh;
        overflow-y: auto;
    }
    
    .community-features {
        grid-template-columns: 1fr;
    }
    
    .filters {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    /* Touch-friendly targets */
    button,
    .btn,
    a.btn,
    .cart-icon {
        min-height: 44px;
        min-width: 44px;
    }
    
    /* Dashboard responsive */
    .dashboard-nav {
        flex-direction: column;
        gap: 0;
    }
    
    .dashboard-nav button {
        width: 100%;
        text-align: left;
        border-bottom: 1px solid var(--border-light);
        border-left: 3px solid transparent;
        border-right: none;
        padding: var(--spacing-sm);
    }
    
    .dashboard-nav button.active {
        border-left-color: var(--primary-teal);
        border-bottom-color: var(--border-light);
    }
}

/* Small Mobile (up to 480px) */
@media (max-width: 480px) {
    .logo {
        font-size: 1.25rem;
    }
    
    .logo-icon {
        width: 28px;
        height: 28px;
        font-size: 1rem;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .product-price {
        font-size: 1.25rem;
    }
    
    .section {
        padding: var(--spacing-md) 0;
    }
    
    .header-container {
        padding: 0 var(--spacing-xs);
    }
    
    nav ul {
        padding: var(--spacing-lg) var(--spacing-sm) var(--spacing-md);
    }
}

/* Large Desktop (above 1440px) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .header-container {
        max-width: 1400px;
    }
}

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

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Success Messages */
.success-message {
    background-color: #4CAF50;
    color: white;
    padding: var(--spacing-sm);
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-light);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

/* ============================================
   ENHANCED FEATURES - Animations & Interactions
   ============================================ */

/* Loading Animations & Skeleton Screens */
@keyframes skeleton-loading {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: 4px;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-image {
    width: 100%;
    height: 200px;
    border-radius: 8px;
}

/* Smooth Page Transitions */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-transition {
    animation: fadeIn 0.4s ease-out;
}

/* Micro-interactions - Button Hovers */
.btn, .btn-primary, .btn-secondary, .btn-product {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn::before, .btn-primary::before, .btn-secondary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before, .btn-primary:hover::before, .btn-secondary:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover, .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(75, 155, 155, 0.3);
}

.btn:active, .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 8px rgba(75, 155, 155, 0.2);
}

/* Focus Indicators for Accessibility */
*:focus-visible {
    outline: 3px solid var(--primary-teal);
    outline-offset: 2px;
    border-radius: 4px;
}

.btn:focus-visible, 
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--primary-teal);
    outline-offset: 2px;
}

/* Smooth Scroll Behavior */
html {
    scroll-behavior: smooth;
}

/* Image Lazy Loading Styles */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Loading Spinner */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner {
    border: 3px solid var(--border-light);
    border-top: 3px solid var(--primary-teal);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

/* Pulse Animation for Notifications */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* Slide In Animations */
@keyframes slideInUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in-up {
    animation: slideInUp 0.4s ease-out;
}

/* Product Card Hover Effects */
.product-card {
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(75, 155, 155, 0.15);
}

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

.product-image {
    transition: transform 0.3s ease;
}

/* Form Input Focus States */
input:focus, textarea:focus, select:focus {
    border-color: var(--primary-teal);
    box-shadow: 0 0 0 3px rgba(75, 155, 155, 0.1);
    transition: all 0.3s ease;
}

/* Success/Error Message Animations */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.message-toast {
    animation: slideDown 0.3s ease-out;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-width: 400px;
}

.message-toast.success {
    background-color: #4CAF50;
    color: white;
}

.message-toast.error {
    background-color: #f44336;
    color: white;
}

.message-toast.info {
    background-color: var(--primary-teal);
    color: white;
}

/* Cart Icon Animation */
@keyframes bounce {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

.cart-icon.bounce {
    animation: bounce 0.5s ease;
}

/* Recently Viewed Products Section */
.recently-viewed {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-light);
}

.recently-viewed h3 {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

/* Related Products */
.related-products {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-light);
}

.related-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

/* Product Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px var(--shadow-soft);
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.comparison-table th {
    background-color: var(--primary-teal);
    color: white;
    font-weight: 600;
}

.comparison-table tr:hover {
    background-color: var(--warm-beige);
}

/* Accessibility - Skip to Content Link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-teal);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-to-content:focus {
    top: 0;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cart-icon,
    .btn,
    nav {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
    }
    
    a {
        text-decoration: underline;
    }
    
    a[href]:after {
        content: " (" attr(href) ")";
    }
}