/* Modern E-commerce CSS */

:root {
    --primary-color: #198754;
    --secondary-color: #ffc107;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #0dcaf0;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #fff;
}

/* Navigation */
.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

.navbar-nav .nav-link.active {
    background-color: rgba(255,255,255,0.2);
}

/* Hero Banner */
.hero-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, #20c997 100%);
    color: white;
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.hero-banner::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"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.min-vh-75 {
    min-height: 75vh;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

/* Product Cards */
.product-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-card .card-body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-card .card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-card .card-text {
    font-size: 0.9rem;
    color: #6c757d;
    flex-grow: 1;
}

.product-card .price {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--success-color);
}

.product-card .stock-badge {
    font-size: 0.8rem;
}

/* Category Cards */
.category-card {
    text-align: center;
    padding: 2rem 1rem;
    transition: var(--transition);
}

.category-card:hover {
    background-color: var(--light-color);
}

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

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    border: none;
    padding: 0.5rem 1.5rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

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

.btn-success:hover {
    background-color: #157347;
}

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

.btn-warning:hover {
    background-color: #e0a800;
    color: var(--dark-color);
}

.btn-outline-success {
    border-color: var(--success-color);
    color: var(--success-color);
}

.btn-outline-success:hover {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

/* Forms */
.form-control {
    border-radius: var(--border-radius);
    border: 2px solid #e9ecef;
    transition: var(--transition);
    padding: 0.75rem 1rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Alerts */
.alert {
    border-radius: var(--border-radius);
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* Badges */
.badge {
    border-radius: 20px;
    padding: 0.5rem 0.75rem;
    font-weight: 500;
}

/* Breadcrumb */
.breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: #6c757d;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 0 1rem;
}

footer h5 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

footer p {
    color: #adb5bd;
}

footer hr {
    border-color: #495057;
    margin: 2rem 0 1rem;
}

/* Cart */
.cart-item {
    border-bottom: 1px solid #dee2e6;
    padding: 1rem 0;
}

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

.cart-item img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

/* Admin Panel */
.admin-sidebar {
    background-color: var(--dark-color);
    min-height: 100vh;
    padding: 2rem 0;
}

.admin-sidebar .nav-link {
    color: #adb5bd;
    padding: 0.75rem 1.5rem;
    border-radius: 0;
    transition: var(--transition);
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

.admin-sidebar .nav-link i {
    width: 20px;
    margin-right: 0.5rem;
}

.admin-content {
    padding: 2rem;
}

.admin-header {
    background-color: white;
    padding: 1rem 2rem;
    border-bottom: 1px solid #dee2e6;
    margin-bottom: 2rem;
}

/* Tables */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.table thead th {
    background-color: var(--light-color);
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
    color: var(--dark-color);
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

/* Modal */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
    background-color: var(--light-color);
}

.modal-footer {
    border-top: 1px solid #dee2e6;
    background-color: var(--light-color);
}

/* Search */
.search-box {
    position: relative;
}

.search-box .form-control {
    padding-right: 3rem;
}

.search-box .btn {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-banner {
        padding: 2rem 0;
    }

    .min-vh-75 {
        min-height: 50vh;
    }

    .product-card .card-img-top {
        height: 150px;
    }

    .admin-sidebar {
        min-height: auto;
    }

    .admin-content {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.2rem;
    }

    .hero-banner h1 {
        font-size: 2rem;
    }

    .card-body {
        padding: 1rem;
    }

    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Loading spinner */
.spinner-border {
    width: 1.5rem;
    height: 1.5rem;
}

/* Image placeholders */
.img-placeholder {
    background: linear-gradient(45deg, #f0f0f0 25%, transparent 25%),
                linear-gradient(-45deg, #f0f0f0 25%, transparent 25%),
                linear-gradient(45deg, transparent 75%, #f0f0f0 75%),
                linear-gradient(-45deg, transparent 75%, #f0f0f0 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

/* WhatsApp button */
.whatsapp-btn {
    background-color: #25d366;
    color: white;
    border: none;
    border-radius: 50px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}

.whatsapp-btn:hover {
    background-color: #128c7e;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

/* Status indicators */
.status-pending { color: var(--warning-color); }
.status-confirmed { color: var(--info-color); }
.status-shipped { color: var(--primary-color); }
.status-delivered { color: var(--success-color); }

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #157347;
}

.footer {
    background-color: #f8f9fa;
    padding: 2rem 0;
    border-top: 1px solid #dee2e6;
}