/* Custom Black & White Theme for File Manager */

:root {
    --primary-color: #000000;
    --secondary-color: #6c757d;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --border-color: #dee2e6;
    --hover-color: #f1f3f4;
}

/* Override Bootstrap primary colors */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #333333;
    border-color: #333333;
}

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

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

.text-primary {
    color: var(--primary-color) !important;
}

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

/* Authentication form link styling */
.auth-link {
    color: var(--secondary-color) !important;
    text-decoration: none !important;
}

.auth-link:hover {
    color: var(--dark-color) !important;
    text-decoration: none !important;
}

/* Custom auth button styling */
.btn-auth-outline {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
    background-color: transparent;
}

.btn-auth-outline:hover,
.btn-auth-outline:focus {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

/* Body and Layout */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #ffffff;
    color: var(--dark-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
}

/* Header Navigation */
.header-main {
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: white !important;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none !important;
}

.navbar-brand:hover {
    color: var(--primary-color) !important;
}

.nav-link {
    font-weight: 500;
    transition: color 0.2s ease;
    text-decoration: none !important;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

/* Avatar Circle */
.avatar-circle {
    width: 32px;
    height: 32px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

/* Dropdown Menu */
.dropdown-menu {
    border-radius: 8px;
    padding: 0.5rem;
    min-width: 200px;
}

.dropdown-item {
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    transition: background-color 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--hover-color);
}

.dropdown-header {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--secondary-color);
    padding: 0.5rem 0.75rem 0.25rem;
}

/* Cards */
.card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

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

/* Forms */
.form-control {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0,0,0,0.1);
}

.input-group-text {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
}

/* Tables */
.table {
    border-collapse: separate;
    border-spacing: 0;
}

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

.table td {
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: var(--hover-color);
}

/* Buttons */
.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.2s ease;
}

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

.btn-group .btn:first-child {
    border-top-left-radius: 6px;
    border-bottom-left-radius: 6px;
}

.btn-group .btn:last-child {
    border-top-right-radius: 6px;
    border-bottom-right-radius: 6px;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 6px;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left-color: #28a745;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left-color: #dc3545;
}

.alert-info {
    background-color: #cce7ff;
    color: #004085;
    border-left-color: #007bff;
}

/* List Groups */
.list-group-item {
    border: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.list-group-item:hover {
    background-color: var(--hover-color);
}

.list-group-flush .list-group-item {
    border-left: 0;
    border-right: 0;
    border-radius: 0;
}



/* Breadcrumbs */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    margin-bottom: 0.5rem;
}

.breadcrumb-item a {
    color: var(--secondary-color);
    text-decoration: none;
}

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

.breadcrumb-item.active {
    color: var(--dark-color);
}

/* Modals */
.modal-content {
    border: none;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

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

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

/* Login/Register Pages */
.min-vh-100 {
    min-height: 100vh !important;
}

.shadow-lg {
    box-shadow: 0 1rem 3rem rgba(0,0,0,0.175) !important;
}

/* Invoice Split View */
.invoice-split-view {
    height: calc(100vh - 200px);
    min-height: 600px;
}

.pdf-viewer-column,
.invoice-data-column {
    height: 100%;
}

.pdf-container {
    height: 100%;
    position: relative;
}

.pdf-iframe {
    width: 100%;
    height: 100%;
    min-height: 600px;
    border: none;
}

.invoice-data-container {
    height: 100%;
    overflow-y: auto;
    padding-right: 15px;
}

/* Custom scrollbar for invoice data */
.invoice-data-container::-webkit-scrollbar {
    width: 6px;
}

.invoice-data-container::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.invoice-data-container::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.invoice-data-container::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Invoice card styles */
.invoice-data-container .card {
    border: 1px solid #e9ecef;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.invoice-data-container .card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
}

.invoice-data-container .card-body {
    padding: 1rem;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .invoice-split-view {
        height: auto;
    }
    
    .pdf-viewer-column {
        margin-bottom: 2rem;
    }
    
    .pdf-iframe {
        min-height: 400px;
    }
    
    .invoice-data-container {
        height: auto;
        overflow-y: visible;
        padding-right: 0;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-group {
        display: flex;
        flex-direction: column;
    }
    
    .btn-group .btn {
        border-radius: 6px !important;
        margin-bottom: 0.25rem;
    }
    
    .btn-group .btn:last-child {
        margin-bottom: 0;
    }
    
    .table-responsive {
        border: 1px solid var(--border-color);
        border-radius: 6px;
    }
}

/* Custom Utilities */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.shadow-sm {
    box-shadow: 0 2px 4px rgba(0,0,0,0.05) !important;
}

.shadow {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1) !important;
}

/* Loading States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Focus States for Accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .modal {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
    
    .table {
        border-collapse: collapse !important;
    }
    
    .table th,
    .table td {
        border: 1px solid #000 !important;
    }
}