/* Reset y Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #fbbf24;
    --secondary-color: #1f2937;
    --dark-bg: #111827;
    --text-light: #f9fafb;
    --text-dark: #374151;
    --border-color: #374151;
    --success-color: #10b981;
    --danger-color: #ef4444;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
}

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

/* Header */
.header {
    background-color: var(--secondary-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

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

.logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: bold;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(251, 191, 36, 0.1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-form {
    display: flex;
    background-color: var(--dark-bg);
    border-radius: 0.5rem;
    overflow: hidden;
}

.search-input {
    background: transparent;
    border: none;
    padding: 0.75rem 1rem;
    color: var(--text-light);
    width: 250px;
    outline: none;
}

.search-input::placeholder {
    color: #9ca3af;
}

.search-btn {
    background-color: var(--primary-color);
    border: none;
    padding: 0.75rem 1rem;
    color: var(--dark-bg);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-btn:hover {
    background-color: #f59e0b;
}

.cart-btn {
    background-color: var(--primary-color);
    border: none;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: var(--dark-bg);
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.cart-btn:hover {
    background-color: #f59e0b;
    transform: scale(1.05);
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
    padding: 4rem 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #d1d5db;
}

.cta-btn {
    background-color: var(--primary-color);
    color: var(--dark-bg);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    background-color: #f59e0b;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(251, 191, 36, 0.3);
}

/* Categories */
.categories {
    padding: 4rem 0;
}

.categories h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
}

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

.category-card {
    background-color: var(--secondary-color);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.2);
}

.category-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.category-card p {
    color: #d1d5db;
}

/* Products Grid */
.featured-products {
    padding: 4rem 0;
    background-color: var(--secondary-color);
}

.featured-products h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--dark-bg);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product-info {
    padding: 1.5rem;
}

.product-brand {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.product-name {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.product-prices {
    margin-bottom: 1rem;
}

.price-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.25rem;
}

.price-label {
    color: #d1d5db;
    font-size: 0.9rem;
}

.price-value {
    font-weight: bold;
    color: var(--text-light);
}

.price-efectivo {
    color: var(--primary-color);
}

.product-stock {
    color: var(--success-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.add-to-cart-btn {
    width: 100%;
    background-color: var(--primary-color);
    color: var(--dark-bg);
    border: none;
    padding: 0.75rem;
    border-radius: 0.5rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.add-to-cart-btn:hover {
    background-color: #f59e0b;
    transform: scale(1.02);
}

.add-to-cart-btn:disabled {
    background-color: #6b7280;
    cursor: not-allowed;
    transform: none;
}

/* Cart Sidebar */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100vh;
    background-color: var(--secondary-color);
    z-index: 1000;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: -5px 0 15px rgba(0,0,0,0.3);
}

.cart-sidebar.open {
    right: 0;
}

.cart-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h3 {
    color: var(--text-light);
    font-size: 1.3rem;
}

.close-cart {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.25rem;
    transition: background-color 0.3s ease;
}

.close-cart:hover {
    background-color: var(--dark-bg);
}

.cart-content {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
}

.cart-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--dark-bg);
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.cart-item-image {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 0.5rem;
}

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

.cart-item-name {
    font-weight: bold;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.cart-item-brand {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

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

.quantity-btn {
    background-color: var(--primary-color);
    color: var(--dark-bg);
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 0.25rem;
    cursor: pointer;
    font-weight: bold;
}

.quantity-display {
    color: var(--text-light);
    font-weight: bold;
    min-width: 30px;
    text-align: center;
}

.remove-item {
    background-color: var(--danger-color);
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.8rem;
}

.cart-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--dark-bg);
}

.cart-total {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.checkout-btn {
    width: 100%;
    background-color: #25d366;
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 0.5rem;
    font-weight: bold;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: background-color 0.3s ease;
}

.checkout-btn:hover {
    background-color: #128c7e;
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--secondary-color);
    color: var(--text-light);
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 1001;
}

.toast.show {
    transform: translateX(0);
}

.toast i {
    color: var(--success-color);
    font-size: 1.2rem;
}

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

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

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

.footer-section p {
    color: #d1d5db;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section i {
    color: var(--primary-color);
    width: 20px;
}

/* Admin Styles */
.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
}

.login-form {
    background-color: var(--secondary-color);
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 400px;
}

.login-form h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 2rem;
}

.login-form input {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: var(--dark-bg);
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-light);
    font-size: 1rem;
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.login-form button {
    width: 100%;
    background-color: var(--primary-color);
    color: var(--dark-bg);
    border: none;
    padding: 1rem;
    border-radius: 0.5rem;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.login-form button:hover {
    background-color: #f59e0b;
}

.admin-panel {
    min-height: 100vh;
    background-color: var(--dark-bg);
}

.admin-header {
    background-color: var(--secondary-color);
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.admin-header h1 {
    color: var(--primary-color);
    font-size: 2rem;
}

.admin-actions {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: #f59e0b;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-edit {
    background-color: #3b82f6;
    color: white;
}

.btn-edit:hover {
    background-color: #2563eb;
}

.admin-content {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.admin-section {
    background-color: var(--secondary-color);
    padding: 2rem;
    border-radius: 1rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.admin-section h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.product-form {
    display: grid;
    gap: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.product-form input,
.product-form select,
.product-form textarea {
    padding: 1rem;
    background-color: var(--dark-bg);
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-light);
    font-size: 1rem;
}

.product-form input:focus,
.product-form select:focus,
.product-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.product-form textarea {
    grid-column: 1 / -1;
    min-height: 100px;
    resize: vertical;
}

.products-table {
    display: grid;
    gap: 1rem;
}

.product-row {
    background-color: var(--dark-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.product-info {
    display: flex;
    gap: 1rem;
    flex: 1;
}

.product-info img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 0.5rem;
}

.product-info h3 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.product-info p {
    color: #d1d5db;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.product-actions {
    display: flex;
    gap: 0.5rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
}

.modal-content {
    background-color: var(--secondary-color);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 1rem;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    color: var(--text-light);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

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

.modal-content h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.modal-content form {
    display: grid;
    gap: 1rem;
}

.modal-content input,
.modal-content select,
.modal-content textarea {
    padding: 1rem;
    background-color: var(--dark-bg);
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-light);
    font-size: 1rem;
}

.modal-content input:focus,
.modal-content select:focus,
.modal-content textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .nav {
        order: 3;
        width: 100%;
        justify-content: center;
    }
    
    .search-input {
        width: 200px;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .cart-sidebar {
        width: 100%;
        right: -100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .product-row {
        flex-direction: column;
        text-align: center;
    }
    
    .product-actions {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .hero-content h2 {
        font-size: 1.5rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.hidden { display: none; }
.block { display: block; }
.flex { display: flex; }
.grid { display: grid; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-dark { background-color: var(--dark-bg); }

.text-primary { color: var(--primary-color); }
.text-light { color: var(--text-light); }
.text-dark { color: var(--text-dark); }

.border-primary { border-color: var(--primary-color); }
.border-secondary { border-color: var(--border-color); }

.rounded { border-radius: 0.5rem; }
.rounded-lg { border-radius: 1rem; }

.shadow { box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.shadow-lg { box-shadow: 0 4px 15px rgba(0,0,0,0.2); }