/* ===== ENTERPRISE PROJECT TRACKER - PROFESSIONAL CSS ===== */

/* Modern Header with Tab Navigation */
.app-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, var(--secondary-color) 100%);
    height: var(--header-height);
    box-shadow: var(--shadow-lg);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 2rem;
    max-width: none;
}

.app-logo {
    display: flex;
    align-items: center;
    color: white;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.025em;
    transition: all 0.2s ease;
}

.app-logo:hover {
    color: var(--accent-color);
    transform: translateY(-1px);
}

.app-logo i {
    margin-right: 0.75rem;
    font-size: 1.75rem;
    background: linear-gradient(45deg, #ffffff, var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Tab Navigation Styles */
.tab-navigation {
    display: flex;
    align-items: center;
}

.tab-navigation .nav-tabs {
    border: none;
    gap: 0.25rem;
}

.tab-navigation .tab-item {
    color: rgba(255, 255, 255, 0.8);
    background: none;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.25rem;
    font-weight: 500;
    font-size: 0.925rem;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    white-space: nowrap;
}

.tab-navigation .tab-item:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transform: translateY(-1px);
}

.tab-navigation .tab-item.active {
    color: white;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.tab-navigation .dropdown-menu {
    background: white;
    border: none;
    box-shadow: var(--shadow-xl);
    border-radius: var(--border-radius);
    padding: 0.5rem;
    margin-top: 0.5rem;
}

/* Enhanced dropdown positioning and styling */
.dropdown-menu {
    z-index: 1050;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border: none;
    border-radius: var(--border-radius);
    padding: 0.5rem;
    min-width: 200px;
}

/* Fix administration dropdown positioning in navigation */
.tab-navigation .dropdown {
    position: relative;
}

.tab-navigation .dropdown-menu {
    position: absolute;
    top: 100%;
    right: auto;
    left: 0;
    transform: none;
    margin-top: 0.5rem;
    background: white;
    border: none;
    box-shadow: var(--shadow-xl);
    border-radius: var(--border-radius);
    padding: 0.5rem;
    z-index: 1050;
}

/* Ensure table dropdowns work properly */
.table-responsive:not(.parts-table) {
    overflow: visible !important;
}

.table .dropdown {
    position: static;
}

.table .dropdown-menu {
    position: absolute;
    right: 0;
    z-index: 1050;
}

/* Dropup styling for table actions */
.dropup .dropdown-menu {
    bottom: 100%;
    top: auto;
    margin-bottom: 0.25rem;
    margin-top: 0;
}

/* Remove sidebar-related styles and update responsive design */
@media (max-width: 992px) {
    .tab-navigation {
        display: none;
    }
    
    .app-main-tabs {
        padding: 1.5rem 1rem;
    }
    
    .header-content {
        padding: 0 1rem;
        position: relative;
    }
    
    /* Mobile menu button for tab navigation */
    .mobile-tab-menu {
        display: block;
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
    }
}

@media (min-width: 993px) {
    .mobile-tab-menu {
        display: none;
    }
}

/* User Menu */
.user-menu {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color) 0%, white 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md);
}

.user-info {
    color: white;
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 0.925rem;
    line-height: 1.2;
}

.user-role {
    font-size: 0.8rem;
    opacity: 0.85;
    font-weight: 400;
}

.user-role i.fa-crown {
    color: #fbbf24;
    margin-left: 0.25rem;
}

/* Cards and Components */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    color: var(--gray-800);
    padding: 1.25rem 1.5rem;
    font-size: 1.1rem;
}

.card-body {
    padding: 1.5rem;
}

/* Enhanced form styling */
.form-control:focus,
.form-select:focus {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.25);
}

/* Fix organization filter dropdown arrow overlap */
#organizationFilter {
    padding-right: 2.5em !important; /* Ensure space for arrow */
    background-position: right 0.75em center;
    background-repeat: no-repeat;
    background-size: 1em;
}

.form-check-container {
    background-color: var(--bs-gray-50);
}

[data-bs-theme="dark"] .form-check-container {
    background-color: var(--bs-gray-800);
}

/* Enhanced button styling */
.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--primary-gradient);
    border: none;
}

.btn-primary:hover {
    background: var(--primary-gradient);
    filter: brightness(1.1);
}

/* Enhanced table styling */
.table-hover tbody tr:hover {
    background-color: var(--bs-gray-100);
}

[data-bs-theme="dark"] .table-hover tbody tr:hover {
    background-color: var(--bs-gray-800);
}

/* Enhanced navigation */
.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    transition: all 0.3s ease;
}

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

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

.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: var(--bs-secondary);
}

/* Enhanced badges */
.badge {
    font-weight: 500;
    border-radius: 0.375rem;
}

/* Enhanced progress bars */
.progress {
    border-radius: 0.5rem;
    background-color: var(--bs-gray-200);
}

[data-bs-theme="dark"] .progress {
    background-color: var(--bs-gray-700);
}

.progress-bar {
    border-radius: 0.5rem;
}

/* Enhanced alerts */
.alert {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.alert-dismissible .btn-close {
    padding: 0.75rem 1rem;
}

/* Enhanced modal */
.modal-content {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

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

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

/* Enhanced footer */
.footer {
    background-color: var(--bs-gray-900) !important;
    color: var(--bs-gray-300);
}

/* Loading states */
.loading {
    position: relative;
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1rem;
    height: 1rem;
    margin: -0.5rem 0 0 -0.5rem;
    border: 2px solid var(--bs-primary);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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

/* Enhanced statistics cards */
.stats-card {
    background: var(--primary-gradient);
    color: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.stats-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.2);
}

.stats-card .stats-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.stats-card .stats-number {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
}

.stats-card .stats-label {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: 0;
}

/* Enhanced project cards */
.project-card {
    border-left: 4px solid var(--bs-primary);
    transition: all 0.3s ease;
}

.project-card:hover {
    border-left-color: var(--bs-success);
}

/* Enhanced part cards */
.part-card {
    border-radius: 0.5rem;
    background-color: var(--bs-gray-50);
    padding: 1rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

[data-bs-theme="dark"] .part-card {
    background-color: var(--bs-gray-800);
}

.part-card:hover {
    background-color: var(--bs-gray-100);
}

[data-bs-theme="dark"] .part-card:hover {
    background-color: var(--bs-gray-700);
}

/* Enhanced login form */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
}

.login-card {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.login-card .card-body {
    padding: 2rem;
}

/* Main Content for Tab Layout */
.app-main-tabs {
    margin-top: var(--header-height);
    padding: 2rem;
    min-height: calc(100vh - var(--header-height));
    background: var(--gray-50);
}

/* Responsive enhancements */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
    }
    
    .stats-card {
        padding: 1rem;
    }
    
    .stats-card .stats-number {
        font-size: 1.5rem;
    }
}

/* Print styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .card-header .btn,
    .dropdown-menu {
        display: none !important;
    }
    
    .card {
        border: 1px solid #dee2e6 !important;
        box-shadow: none !important;
    }
    
    .table {
        font-size: 0.875rem;
    }
}

/* Accessibility enhancements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators */
.btn:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 1px solid var(--bs-border-color);
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== MODERN SNACKBAR SYSTEM ===== */
.snackbar-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: 400px;
}

.snackbar {
    pointer-events: auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.08);
    opacity: 0;
    transform: translateX(100%) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    min-width: 320px;
}

.snackbar.show {
    opacity: 1;
    transform: translateX(0) scale(1);
}

.snackbar-content {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    position: relative;
}

.snackbar-icon {
    margin-right: 12px;
    font-size: 18px;
    flex-shrink: 0;
}

.snackbar-message {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--gray-700);
}

.snackbar-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 4px;
    margin-left: 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.snackbar-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--gray-600);
}

/* Snackbar Types */
.snackbar-success {
    border-left: 4px solid var(--success-color);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.02) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.snackbar-success .snackbar-icon {
    color: var(--success-color);
}

.snackbar-error {
    border-left: 4px solid var(--danger-color);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.02) 0%, rgba(239, 68, 68, 0.05) 100%);
}

.snackbar-error .snackbar-icon {
    color: var(--danger-color);
}

.snackbar-warning {
    border-left: 4px solid var(--warning-color);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.02) 0%, rgba(245, 158, 11, 0.05) 100%);
}

.snackbar-warning .snackbar-icon {
    color: var(--warning-color);
}

.snackbar-info {
    border-left: 4px solid var(--info-color);
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.02) 0%, rgba(14, 165, 233, 0.05) 100%);
}

.snackbar-info .snackbar-icon {
    color: var(--info-color);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .snackbar-container {
        bottom: 15px;
        right: 15px;
        left: 15px;
        max-width: none;
    }
    
    .snackbar {
        min-width: auto;
    }
    
    .snackbar-content {
        padding: 14px 16px;
    }
    
    .snackbar-message {
        font-size: 13px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .snackbar {
        background: var(--gray-800);
        border-color: var(--gray-700);
        color: var(--gray-200);
    }
    
    .snackbar-message {
        color: var(--gray-200);
    }
    
    .snackbar-close {
        color: var(--gray-400);
    }
    
    .snackbar-close:hover {
        background: rgba(255, 255, 255, 0.1);
        color: var(--gray-300);
    }
}

/* Animation for stacked snackbars */
.snackbar:nth-child(n+2) {
    margin-top: -4px;
    transform: translateX(100%) scale(0.95);
}

.snackbar.show:nth-child(n+2) {
    transform: translateX(0) scale(0.98);
}

.snackbar.show:nth-child(n+3) {
    transform: translateX(0) scale(0.96);
    opacity: 0.9;
}

.snackbar.show:nth-child(n+4) {
    transform: translateX(0) scale(0.94);
    opacity: 0.8;
}

/* Dimmed Field Styles for Non-Client Fields */
.dimmed-field {
    opacity: 0.6 !important;
    background-color: #f8f9fa !important;
    color: #6c757d !important;
    cursor: not-allowed !important;
    border-color: #dee2e6 !important;
}

.dimmed-field:focus {
    box-shadow: none !important;
    border-color: #dee2e6 !important;
    background-color: #f8f9fa !important;
}

.dimmed-field::placeholder {
    color: #adb5bd !important;
}

/* Dimmed field styling for read-only fields */
.dimmed-field {
    background-color: #f8f9fa !important;
    opacity: 0.7;
    cursor: not-allowed;
}

.dimmed-field:focus {
    background-color: #f8f9fa !important;
    border-color: #ced4da !important;
    box-shadow: none !important;
}

/* Form check dimmed styling */
.form-check.dimmed-field {
    opacity: 0.6;
    pointer-events: none;
}

.form-check.dimmed-field .form-check-input {
    cursor: not-allowed;
}

.form-check.dimmed-field .form-check-label {
    cursor: not-allowed;
    color: #6c757d;
}