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

:root {
    --primary-color: #1a1a1a;
    --secondary-color: #2d2d2d;
    --accent-color: #f5f5f5;
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --border-color: #e0e0e0;
    --success-color: #25D366;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text-primary);
    background-color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 20px 0;
}

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

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--primary-color);
}

.tagline {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: block;
    margin-top: -4px;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav a:hover::after {
    width: 100%;
}

.cart-btn {
    position: relative;
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--success-color);
    color: white;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 12px;
    min-width: 24px;
    text-align: center;
}

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 100%);
    text-align: center;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    letter-spacing: -2px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 16px 40px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-full {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Products Section */
.products {
    padding: 100px 0;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1px;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 60px;
}

.filter-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 28px;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: 24px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 60px;
}

/* Paginación */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-top: 40px;
}

.pagination-btn {
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
    min-width: 48px;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

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

.pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-info {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.product-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

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

.product-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    background: var(--accent-color);
    display: block;
}

.product-info {
    padding: 24px;
}

.product-category {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 8px;
}

.product-name {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.product-description {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

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

.product-price {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
}

.btn-add-cart {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.btn-add-cart:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* Ideas Section */
.ideas {
    padding: 100px 0;
    background: var(--accent-color);
}

.ideas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.idea-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.idea-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: var(--accent-color);
    display: block;
}

.idea-info {
    padding: 20px;
}

.idea-code {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.idea-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.idea-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    text-align: center;
}

.contact-content h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-content p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--success-color);
    color: white;
    padding: 18px 40px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: var(--transition);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: #20BA5A;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 32px 0;
    font-size: 14px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    padding: 20px;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 20px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.3s ease-out;
}

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

.modal-header {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 24px;
    font-weight: 700;
}

.close-btn {
    background: none;
    border: none;
    font-size: 32px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.close-btn:hover {
    background: var(--accent-color);
    color: var(--primary-color);
}

.modal-body {
    padding: 32px;
    overflow-y: auto;
    flex: 1;
}

.cart-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--accent-color);
    border-radius: 12px;
    margin-bottom: 16px;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
}

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

.cart-item-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-category {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cart-item-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    background: white;
    border-radius: 8px;
    padding: 4px;
}

.quantity-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.quantity-btn:hover {
    transform: scale(1.1);
}

.quantity-display {
    font-size: 16px;
    font-weight: 600;
    min-width: 32px;
    text-align: center;
}

.remove-btn {
    background: #ff4444;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}

.remove-btn:hover {
    background: #cc0000;
}

.empty-cart {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-cart svg {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    opacity: 0.3;
}

.empty-cart p {
    font-size: 18px;
}

.modal-footer {
    padding: 24px 32px;
    border-top: 1px solid var(--border-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: 700;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: 20px;
    }
    
    .cart-item {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .header-content {
        gap: 16px;
    }
    
    .logo h1 {
        font-size: 22px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .pagination-btn {
        padding: 10px 16px;
        min-width: 40px;
    }
}