/* Custom CSS for POS System */

/* Layout */
body {
    font-family: 'Sarabun', 'Segoe UI', sans-serif;
    background-color: #f8f9fa;
}

.main-content {
    padding-top: 70px;
    min-height: calc(100vh - 70px);
}

/* Sidebar */
.offcanvas-start {
    width: 280px;
}

.nav-link {
    padding: 0.75rem 1rem;
    border-radius: 0;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    font-weight: 600;
}

.sidebar-heading {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Cards */
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: box-shadow 0.15s ease-in-out;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

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

/* Tables */
.table {
    font-size: 0.9rem;
}

.table th {
    font-weight: 600;
    border-top: none;
    background-color: #f8f9fa;
}

.table-hover tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.05);
}

/* Forms */
.form-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-control:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.input-group-text {
    background-color: #f8f9fa;
    border-color: #ced4da;
}

/* Buttons */
.btn {
    font-weight: 500;
    border-radius: 0.375rem;
}

.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-top-left-radius: 0.375rem;
    border-bottom-left-radius: 0.375rem;
}

.btn-group .btn:last-child {
    border-top-right-radius: 0.375rem;
    border-bottom-right-radius: 0.375rem;
}

/* Alerts */
.alert {
    border-radius: 0.5rem;
    border: none;
}

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

.alert-danger {
    background-color: #f8d7da;
    color: #842029;
}

.alert-warning {
    background-color: #fff3cd;
    color: #664d03;
}

.alert-info {
    background-color: #cff4fc;
    color: #055160;
}

/* POS Specific Styles */
.pos-layout {
    height: calc(100vh - 70px);
    overflow: hidden;
}

.pos-product-search {
    position: sticky;
    top: 0;
    z-index: 10;
    background: #fff;
    border-bottom: 1px solid #dee2e6;
}

.pos-cart {
    height: calc(100vh - 200px);
    overflow-y: auto;
}

.pos-product-grid {
    height: calc(100vh - 150px);
    overflow-y: auto;
}

.product-card {
    cursor: pointer;
    transition: all 0.2s ease;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.product-image {
    height: 120px;
    object-fit: cover;
    background-color: #f8f9fa;
}

.cart-item {
    border-bottom: 1px solid #dee2e6;
    padding: 0.75rem 0;
}

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

.qty-input {
    width: 70px;
    text-align: center;
}

.pos-summary {
    background-color: #f8f9fa;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-top: 1rem;
}

.pos-total {
    font-size: 1.5rem;
    font-weight: 700;
    color: #198754;
}

/* Badges */
.badge {
    font-size: 0.75em;
}

.stock-low {
    color: #dc3545;
}

.stock-medium {
    color: #fd7e14;
}

.stock-high {
    color: #198754;
}

/* Pagination */
.pagination {
    margin-bottom: 0;
}

.page-link {
    color: #0d6efd;
    border-color: #dee2e6;
}

.page-link:hover {
    color: #0a58ca;
    background-color: #e9ecef;
    border-color: #dee2e6;
}

.page-item.active .page-link {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

/* Search */
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid #dee2e6;
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
}

.search-item {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #f8f9fa;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.search-item:hover {
    background-color: #f8f9fa;
}

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

/* Responsive */
@media (max-width: 768px) {
    .main-content {
        padding-top: 60px;
    }
    
    .pos-layout {
        height: auto;
    }
    
    .pos-cart,
    .pos-product-grid {
        height: auto;
        max-height: 400px;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    .print-only {
        display: block !important;
    }
    
    .container,
    .container-fluid {
        width: 100% !important;
        max-width: none !important;
    }
    
    .card {
        border: none !important;
        box-shadow: none !important;
    }
    
    .table {
        font-size: 12px;
    }
    
    .receipt {
        width: 80mm;
        font-family: monospace;
        font-size: 11px;
        line-height: 1.2;
    }
    
    .receipt-header {
        text-align: center;
        border-bottom: 1px dashed #000;
        padding-bottom: 5px;
        margin-bottom: 10px;
    }
    
    .receipt-footer {
        text-align: center;
        border-top: 1px dashed #000;
        padding-top: 5px;
        margin-top: 10px;
    }
}

/* Loading */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Utilities */
.text-currency {
    font-family: 'Courier New', monospace;
    font-weight: 600;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #007bff, #0056b3);
}

.bg-gradient-success {
    background: linear-gradient(135deg, #28a745, #1e7e34);
}

.bg-gradient-danger {
    background: linear-gradient(135deg, #dc3545, #c82333);
}

.bg-gradient-warning {
    background: linear-gradient(135deg, #ffc107, #e0a800);
}

.shadow-sm {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

.border-dashed {
    border-style: dashed !important;
}

.cursor-pointer {
    cursor: pointer;
}

.min-vh-100 {
    min-height: 100vh;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
        color: #ffffff;
    }
    
    .card {
        background-color: #2d2d2d;
        color: #ffffff;
    }
    
    .table {
        color: #ffffff;
    }
    
    .form-control {
        background-color: #2d2d2d;
        border-color: #495057;
        color: #ffffff;
    }
}