/* style.css - Complete Stylesheet for Electronics Store */

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --dark: #1e293b;
    --light: #f8fafc;
    --border: #e2e8f0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: #fff;
}

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

/* Header */
.header {
    background: var(--dark);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

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

.cart-icon {
    position: relative;
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
    text-decoration: none;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: 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(--primary-color), #1e40af);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 0.8s 0.2s backwards;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
    font-size: 1rem;
    text-align: center;
}

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

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

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

.btn-secondary:hover {
    background: #475569;
}

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    width: 100%;
}

.btn-disabled {
    background: #94a3b8;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Sections */
.section-title {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.categories-section,
.products-section {
    padding: 4rem 0;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--light);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    text-decoration: none;
    color: var(--dark);
    transition: all 0.3s;
    border: 2px solid transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* Fixed 3 columns */
    gap: 2rem;
    width: 100%;
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr; /* 1 column on mobile */
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns on tablet */
    }
}
.product-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.product-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--light);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.badge.out-of-stock {
    background: var(--danger-color);
}

.product-info {
    padding: 1.5rem;
}

.product-category {
    color: var(--secondary-color);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-name {
    font-size: 1.125rem;
    margin: 0.5rem 0;
    color: var(--dark);
}

.product-brand {
    color: var(--secondary-color);
    font-size: 0.875rem;
}

.product-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 1rem 0;
}

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

.product-actions .btn {
    flex: 1;
    text-align: center;
}

/* Products Page Layout */
.products-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.filters-sidebar {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    border: 1px solid var(--border);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.filter-section {
    margin-bottom: 2rem;
}

.filter-section h3 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.filter-list {
    list-style: none;
}

.filter-list a {
    display: block;
    padding: 0.5rem;
    color: var(--dark);
    text-decoration: none;
    border-radius: 0.25rem;
    transition: all 0.3s;
}

.filter-list a:hover,
.filter-list a.active {
    background: var(--light);
    color: var(--primary-color);
    font-weight: 500;
}

.sort-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    background: white;
    cursor: pointer;
}

.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--secondary-color);
}

.products-count {
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.no-products {
    text-align: center;
    padding: 3rem;
    background: var(--light);
    border-radius: 1rem;
}

.no-products p {
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

/* Checkout Page */
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 3rem;
    margin-top: 2rem;
}

.checkout-form {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border);
}

.form-section {
    margin-bottom: 2rem;
}

.form-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--secondary-color);
    font-size: 0.875rem;
}

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

.payment-confirmation {
    background: #fef3c7;
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
    border: 1px solid #f59e0b;
}

.payment-confirmation h2 {
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.warning-text {
    color: var(--warning-color);
    font-weight: 500;
}

/* Order Summary */
.order-summary {
    background: var(--light);
    padding: 2rem;
    border-radius: 1rem;
    height: fit-content;
    position: sticky;
    top: 100px;
    border: 1px solid var(--border);
}

.order-summary h2 {
    margin-top: 0;
}

.summary-items {
    margin-bottom: 1.5rem;
}

.summary-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.summary-item:last-child {
    border-bottom: none;
}

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

.item-details {
    flex: 1;
}

.item-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
}

.item-qty {
    font-size: 0.875rem;
    color: var(--secondary-color);
}

.item-price {
    font-weight: bold;
    color: var(--dark);
}

.summary-totals {
    border-top: 2px solid var(--border);
    padding-top: 1rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: bold;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--dark);
    color: var(--primary-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 3rem;
    border-radius: 1rem;
    max-width: 500px;
    text-align: center;
}

.modal-body h3 {
    margin: 1rem 0;
}

.loader {
    border: 4px solid var(--border);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

/* Admin Styles */
.admin-body {
    background: #f5f5f5;
}

.admin-container {
    display: flex;
}

.admin-sidebar {
    width: 250px;
    background: var(--dark);
    color: white;
    min-height: 100vh;
    padding: 1rem;
}

.admin-main {
    flex: 1;
    padding: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stat-icon {
    font-size: 2.5rem;
}

.stat-info h3 {
    font-size: 2rem;
    margin: 0;
}

.stat-info p {
    color: var(--secondary-color);
    margin: 0;
}

.admin-section {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.table-container {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.admin-table th {
    background: var(--light);
    font-weight: 600;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    display: inline-block;
    font-weight: 500;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
}

.status-processing {
    background: #dbeafe;
    color: #1e40af;
}

.status-completed {
    background: #d1fae5;
    color: #065f46;
}

.status-paid {
    background: #d1fae5;
    color: #065f46;
}

.status-failed {
    background: #fee2e2;
    color: #991b1b;
}

.status-cancelled {
    background: #f3f4f6;
    color: #374151;
}

.stock-warning {
    color: var(--danger-color);
    font-weight: bold;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
}

.footer a {
    color: white;
    text-decoration: none;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
    .checkout-layout {
        grid-template-columns: 1fr;
    }
    
    .products-layout {
        grid-template-columns: 1fr;
    }
    
    .filters-sidebar {
        position: static;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .nav-menu {
        gap: 1rem;
        font-size: 0.875rem;
    }
    
    .header-content {
        flex-wrap: wrap;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}
/* Checkout Page Styles */
.checkout-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.checkout-page h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 30px;
    color: #333;
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 1024px) {
    .checkout-layout {
        grid-template-columns: 2fr 1fr;
    }
}

/* Checkout Form */
.checkout-form {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.form-section {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid #e0e0e0;
}

.form-section:last-child {
    border-bottom: none;
}

.form-section h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: #333;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #2196f3;
}

.form-group small {
    color: #666;
    font-size: 12px;
    display: block;
    margin-top: 5px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

/* GPS Capture Section */
.gps-capture {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 6px;
    text-align: center;
}

.gps-capture button {
    padding: 12px 24px;
    font-size: 16px;
}

#locationStatus {
    margin-top: 15px;
    padding: 15px;
    background: white;
    border-radius: 4px;
}

#locationText {
    margin-bottom: 8px;
    font-weight: 500;
}

#deliveryCostText {
    font-size: 18px;
    color: #2196f3;
}

/* Payment Confirmation */
.payment-confirmation {
    background: #fff3cd;
    border: 1px solid #ffc107;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.payment-confirmation h2 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #856404;
}

.payment-confirmation p {
    margin-bottom: 10px;
    color: #856404;
}

.warning-text {
    color: #856404;
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
}

.btn-primary {
    background: #2196f3;
    color: white;
}

.btn-primary:hover {
    background: #1976d2;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-large {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    font-weight: 600;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Order Summary */
.order-summary {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 20px;
    height: fit-content;
}

.order-summary h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.summary-items {
    margin-bottom: 20px;
}

.summary-item {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
}

.placeholder-img {
    width: 60px;
    height: 60px;
    background: #f0f0f0;
    border-radius: 4px;
    display: none;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 24px;
}

.item-details {
    flex: 1;
}

.item-name {
    font-weight: 500;
    margin-bottom: 5px;
    color: #333;
}

.item-qty {
    color: #666;
    font-size: 14px;
}

.item-price {
    font-weight: 600;
    color: #333;
}

.summary-totals {
    border-top: 2px solid #e0e0e0;
    padding-top: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    color: #333;
}

.summary-row.total {
    font-size: 18px;
    font-weight: 700;
    padding-top: 10px;
    border-top: 1px solid #e0e0e0;
    margin-top: 10px;
    color: #2196f3;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 8px;
    max-width: 500px;
    text-align: center;
}

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #2196f3;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

#modalTitle {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

#modalMessage {
    color: #666;
    margin-bottom: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .checkout-page {
        padding: 20px 15px;
    }
    
    .checkout-page h1 {
        font-size: 24px;
    }
    
    .checkout-form,
    .order-summary {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .order-summary {
        position: static;
    }
}