/* Theme Variables */
:root {
    --primary-color: #7986cb;
    --secondary-color: #9fa8da;
    --text-color: #ffffff;
    --background-color: #1a237e;
    --transparent-bg: rgba(26, 35, 126, 0.95);
    --shadow: 0 2px 15px rgba(121, 134, 203, 0.2);
    --footer-bg: #111;
    --footer-text: #fff;
}

.theme-aesthetic {
    --primary-color: #ff9ecd;
    --secondary-color: #ffd6e7;
    --text-color: #ffffff;
    --background-color: #2c2c2c;
    --transparent-bg: rgba(44, 44, 44, 0.95);
    --shadow: 0 2px 15px rgba(255, 158, 205, 0.2);
    --footer-bg: #1a1a1a;
    --footer-text: #fff;
}

.theme-tree {
    --primary-color: #4caf50;
    --secondary-color: #81c784;
    --text-color: #ffffff;
    --background-color: #1b5e20;
    --transparent-bg: rgba(27, 94, 32, 0.95);
    --shadow: 0 2px 15px rgba(76, 175, 80, 0.2);
    --footer-bg: #0f3512;
    --footer-text: #fff;
}

.theme-cloud {
    --primary-color: #90caf9;
    --secondary-color: #bbdefb;
    --text-color: #ffffff;
    --background-color: #0d47a1;
    --transparent-bg: rgba(13, 71, 161, 0.95);
    --shadow: 0 2px 15px rgba(144, 202, 249, 0.2);
    --footer-bg: #072a60;
    --footer-text: #fff;
}

.theme-moon {
    --primary-color: #7986cb;
    --secondary-color: #9fa8da;
    --text-color: #ffffff;
    --background-color: #1a237e;
    --transparent-bg: rgba(26, 35, 126, 0.95);
    --shadow: 0 2px 15px rgba(121, 134, 203, 0.2);
    --footer-bg: #0f1554;
    --footer-text: #fff;
}

/* Theme-specific Styles */
[class*="theme-"] {
    color: var(--text-color);
    background-color: var(--background-color);
}

[class*="theme-"] .navbar {
    background: var(--transparent-bg);
}

[class*="theme-"] .nav-links a {
    color: var(--text-color);
}

[class*="theme-"] .nav-links a:hover {
    color: var(--primary-color);
}

[class*="theme-"] .btn-primary {
    background: var(--primary-color);
    color: var(--text-color);
}

[class*="theme-"] .btn-secondary {
    border: 2px solid var(--primary-color);
    color: var(--text-color);
}

[class*="theme-"] .product-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

[class*="theme-"] .product-title,
[class*="theme-"] .product-description {
    color: var(--text-color);
}

[class*="theme-"] .product-price {
    color: var(--primary-color);
}

/* Theme Preview Cards */
.theme-card {
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin: 1rem;
    color: white;
}

.theme-card.aesthetic {
    background: #2c2c2c;
    border: 2px solid #ff9ecd;
}

.theme-card.tree {
    background: #1b5e20;
    border: 2px solid #4caf50;
}

.theme-card.cloud {
    background: #0d47a1;
    border: 2px solid #90caf9;
}

.theme-card.moon {
    background: #1a237e;
    border: 2px solid #7986cb;
}

.theme-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Theme Selection Page */
.theme-selection {
    padding: 4rem 2rem;
    color: var(--text-color);
}

.theme-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 2rem;
}

/* Footer Styles */
[class*="theme-"] .footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    padding: 3rem 10% 1rem;
}

[class*="theme-"] .footer-section a {
    color: var(--footer-text);
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

[class*="theme-"] .footer-section a:hover {
    opacity: 1;
    color: var(--primary-color);
}

/* Product Page Styles */
[class*="theme-"] .products-header {
    text-align: center;
    padding: 2rem 0;
}

[class*="theme-"] .category-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

[class*="theme-"] .category-btn {
    padding: 0.8rem 1.5rem;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--text-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

[class*="theme-"] .category-btn:hover,
[class*="theme-"] .category-btn.active {
    background: var(--primary-color);
    color: var(--text-color);
}

[class*="theme-"] .product-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

[class*="theme-"] .product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

[class*="theme-"] .product-info {
    padding: 1.5rem;
}

[class*="theme-"] .product-category {
    color: var(--secondary-color);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    display: inline-block;
}

[class*="theme-"] .product-title {
    color: var(--text-color);
    font-size: 1.25rem;
    margin: 0.5rem 0;
    font-family: 'Poppins', sans-serif;
}

[class*="theme-"] .product-description {
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 1rem;
}

[class*="theme-"] .product-price {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1rem 0;
}

[class*="theme-"] .add-to-cart {
    width: 100%;
    padding: 0.8rem;
    background: var(--primary-color);
    color: var(--text-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

[class*="theme-"] .add-to-cart:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* Cart Modal Styles */
[class*="theme-"] .cart-modal {
    background: var(--background-color);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

[class*="theme-"] .cart-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    margin-bottom: 1rem;
    padding: 1rem;
}

[class*="theme-"] .quantity-btn {
    background: var(--primary-color);
    color: var(--text-color);
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    cursor: pointer;
}

[class*="theme-"] .remove-item {
    background: rgba(255, 0, 0, 0.2);
    color: #ff5252;
    border: none;
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    margin-left: 1rem;
    cursor: pointer;
}

/* Notification Styles */
.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--primary-color);
    color: var(--text-color);
    padding: 1rem 2rem;
    border-radius: 5px;
    box-shadow: var(--shadow);
    z-index: 1000;
    animation: slideIn 0.3s ease-out;
}

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