/* SmartDesk - Modern React-like Theme */

:root {
    /* Dark Blackish-Gray Theme */
    --primary-color: #374151;
    --primary-dark: #1f2937;
    --primary-light: #4b5563;
    --secondary-color: #6b7280;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --dark-color: #111827;
    --light-color: #f9fafb;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f3f4f6;
    --bg-tertiary: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --transition: all 0.2s ease-in-out;
}

/* Base Styles */
html {
    font-size: 14px;
    scroll-behavior: smooth;
    height: 100%;
}

@media (min-width: 768px) {
    html {
        font-size: 15px;
    }
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.h1, .h2, .h3, .h4, .h5, .h6 {
    font-weight: 600;
}

/* Navbar - Modern Sticky Header - Dark Gray Theme */
.navbar {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%) !important;
    box-shadow: var(--shadow-md);
    padding: 0.75rem 1rem;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.025em;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
    margin: 0 0.125rem;
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

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

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
    padding: 0.5rem;
    margin-top: 0.5rem;
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    border-radius: var(--radius);
    padding: 0.625rem 1rem;
    font-weight: 500;
    transition: var(--transition);
}

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

.dropdown-item i {
    width: 1.25rem;
    margin-right: 0.5rem;
}

/* Main Content Area */
main {
    padding: 1.5rem 0;
    padding-bottom: 5rem;
    flex: 1;
}

/* Main content wrapper - fills remaining space */
body > .container,
body > .container-fluid {
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
}

.container-fluid {
    padding: 0 1.5rem;
}

/* Cards - Modern Elevated Design */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

.card-title {
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* Buttons - Modern with Subtle Animations */
.btn {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
    color: white;
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #16a34a 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color) !important;
    color: var(--primary-color);
    background: transparent;
}

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

.btn-outline-secondary {
    border: 2px solid var(--secondary-color) !important;
    color: var(--secondary-color);
    background: transparent;
}

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

.btn-outline-success {
    border: 2px solid var(--success-color) !important;
    color: var(--success-color);
    background: transparent;
}

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

.btn-outline-info {
    border: 2px solid var(--info-color) !important;
    color: var(--info-color);
    background: transparent;
}

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

.btn-outline-danger {
    border: 2px solid var(--danger-color) !important;
    color: var(--danger-color);
    background: transparent;
}

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

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Button group for action buttons */
.btn-group-sm > .btn {
    padding: 0.35rem 0.6rem;
    font-size: 0.875rem;
    min-width: 36px;
    min-height: 32px;
}

.btn-group-sm > .btn i,
.btn-group-sm > .btn .bi {
    font-size: 1rem;
    line-height: 1;
    display: inline-block;
}

/* Ensure Bootstrap Icons display properly */
.bi {
    display: inline-block;
    font-style: normal;
    font-weight: normal;
    line-height: 1;
    vertical-align: -0.125em;
}

/* Table action buttons specific styling */
.table .btn-group .btn {
    border-radius: var(--radius);
}

.table .btn-group .btn:first-child {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.table .btn-group .btn:last-child {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.table .btn-group .btn:not(:first-child):not(:last-child) {
    border-radius: 0;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
}

/* Forms - Clean Modern Inputs */
.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    padding: 0.625rem 0.875rem;
    transition: var(--transition);
    background-color: var(--bg-primary);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
}

.form-text {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.input-group-text {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
}

/* Tables - Clean Data Display */
.table {
    margin-bottom: 0;
}

.table thead th {
    background-color: var(--bg-secondary);
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    color: var(--text-primary);
    padding: 0.875rem 1rem;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

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

.table tbody tr {
    transition: var(--transition);
}

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

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Badges - Modern Pill Design */
.badge {
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    letter-spacing: 0.025em;
}

.badge.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
}

.badge.bg-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #16a34a 100%) !important;
}

.badge.bg-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%) !important;
}

.badge.bg-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%) !important;
}

.badge.bg-info {
    background: linear-gradient(135deg, var(--info-color) 0%, #0891b2 100%) !important;
}

.badge.bg-secondary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #475569 100%) !important;
}

/* Alerts - Modern Notification Style */
.alert {
    border: none;
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background-color: #e0f2fe;
    color: #075985;
    border-left: 4px solid var(--info-color);
}

/* List Groups - Modern Item Lists */
.list-group {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.list-group-item {
    border: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    transition: var(--transition);
}

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

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

.list-group-item.border-start {
    border-left-width: 4px !important;
    border-left-style: solid !important;
}

/* Stats Cards - Dashboard Widgets */
.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

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

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-card .stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Page Headers */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.page-header h1, .page-header .h1,
.page-header h2, .page-header .h2,
.page-header h3, .page-header .h3 {
    margin-bottom: 0;
}

/* Status Indicators */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 0.5rem;
}

.status-dot.active {
    background-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}

.status-dot.pending {
    background-color: var(--warning-color);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.status-dot.inactive {
    background-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

/* Priority Badges */
.priority-critical {
    background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
    color: white;
}

.priority-high {
    background: linear-gradient(135deg, #f97316, #ea580c) !important;
    color: white;
}

.priority-medium {
    background: linear-gradient(135deg, #eab308, #ca8a04) !important;
    color: white;
}

.priority-low {
    background: linear-gradient(135deg, #22c55e, #16a34a) !important;
    color: white;
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state p {
    margin-bottom: 1rem;
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Pagination */
.pagination {
    gap: 0.25rem;
}

.page-link {
    border: none;
    border-radius: var(--radius);
    padding: 0.5rem 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
}

.page-link:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

/* Modals */
.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

/* Tooltips */
.tooltip-inner {
    background-color: var(--dark-color);
    border-radius: var(--radius);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

/* Breadcrumbs */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 1rem;
}

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

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

/* Footer */
footer, .footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    margin-top: auto;
    flex-shrink: 0;
    position: static !important;
    bottom: unset !important;
    left: unset !important;
    right: unset !important;
    width: auto !important;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.bg-gradient-success {
    background: linear-gradient(135deg, var(--success-color), #16a34a);
}

.bg-gradient-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
}

.bg-gradient-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
}

.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Focus States */
.btn:focus, .btn:active:focus,
.form-control:focus, .form-select:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
    outline: none;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .container-fluid {
        padding: 0 1rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .stat-card {
        margin-bottom: 1rem;
    }

    .btn-group {
        flex-wrap: wrap;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Icon Sizes */
.icon-lg {
    font-size: 1.5rem;
}

.icon-xl {
    font-size: 2rem;
}

.icon-2xl {
    font-size: 2.5rem;
}

/* Action Buttons Container */
.action-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

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

.search-box input {
    padding-left: 2.5rem;
}

.search-box i {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* Data Cards Grid */
.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* Quick Actions */
.quick-action {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    background: var(--bg-secondary);
    transition: var(--transition);
    text-decoration: none;
    color: var(--text-primary);
}

.quick-action:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(4px);
}

.quick-action i {
    font-size: 1.25rem;
}