/**
 * X3 Pilot - Feuille de style principale
 * Design moderne, responsive et accessible
 */

/* ============================================
   Variables CSS (Design System)
   ============================================ */
:root {
    /* Couleurs principales */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #3b82f6;
    
    /* Couleurs secondaires */
    --color-secondary: #64748b;
    --color-secondary-dark: #475569;
    
    /* Couleurs d'état */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-error: #ef4444;
    --color-error-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;
    
    /* Couleurs de fond */
    --color-bg: #f8fafc;
    --color-bg-white: #ffffff;
    --color-bg-dark: #1e293b;
    
    /* Couleurs de texte */
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-white: #ffffff;
    
    /* Bordures */
    --color-border: #e2e8f0;
    --color-border-dark: #cbd5e1;
    
    /* Ombres */
    --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);
    
    /* Rayons de bordure */
    --radius-sm: 0.25rem;
    --radius: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Espacements */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    
    /* Typographie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Transitions */
    --transition: all 0.2s ease;
}

/* ============================================
   Reset et base
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   Container
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* ============================================
   Page de login
   ============================================ */
.login-page {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--space-4);
}

.login-container {
    background: var(--color-bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--space-8);
    width: 100%;
    max-width: 420px;
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--color-primary);
    color: var(--color-text-white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
}

.login-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.login-subtitle {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.login-footer {
    text-align: center;
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ============================================
   Formulaires
   ============================================ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
}

.form-group label svg {
    color: var(--color-text-light);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg-white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-info-light);
}

.form-group input::placeholder {
    color: var(--color-text-light);
}

.form-group .error-message {
    color: var(--color-error);
    font-size: var(--font-size-sm);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Boutons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: inherit;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

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

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

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

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

.btn-danger {
    background: var(--color-error);
    color: var(--color-text-white);
}

.btn-outline {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text);
}

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

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-base);
}

/* ============================================
   Alertes
   ============================================ */
.alert {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-4);
}

.alert-icon {
    flex-shrink: 0;
}

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.5;
    transition: var(--transition);
}

.alert-close:hover {
    opacity: 1;
}

.alert-success {
    background: var(--color-success-light);
    color: #065f46;
}

.alert-error {
    background: var(--color-error-light);
    color: #991b1b;
}

.alert-warning {
    background: var(--color-warning-light);
    color: #92400e;
}

.alert-info {
    background: var(--color-info-light);
    color: #1e40af;
}

/* ============================================
   Navbar
   ============================================ */
.navbar {
    background: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-3) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
}

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

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.navbar-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius);
    transition: var(--transition);
}

.navbar-link:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.navbar-link.active {
    background: var(--color-info-light);
    color: var(--color-primary);
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg-white);
        border-bottom: 1px solid var(--color-border);
        padding: var(--space-4);
        flex-direction: column;
        align-items: stretch;
    }

    .navbar-menu.show {
        display: flex;
    }

    .navbar-toggle {
        display: block;
    }
}

/* ============================================
   Menu utilisateur (dropdown)
   ============================================ */
.navbar-user {
    position: relative;
}

.user-dropdown {
    position: relative;
}

.user-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: none;
    border: none;
    cursor: pointer;
    border-radius: var(--radius);
    transition: var(--transition);
}

.user-dropdown-trigger:hover {
    background: var(--color-bg);
}

.user-avatar {
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    color: var(--color-text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.user-name {
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.user-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2) 0;
    margin-top: var(--space-2);
    z-index: 50;
}

.user-dropdown:hover .user-dropdown-menu,
.user-dropdown:focus-within .user-dropdown-menu {
    display: block;
}

.user-dropdown-header {
    padding: var(--space-3) var(--space-4);
    display: flex;
    flex-direction: column;
}

.user-dropdown-header strong {
    font-size: var(--font-size-sm);
}

.user-dropdown-header span {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

.user-dropdown-divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-2) 0;
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    transition: var(--transition);
}

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

.user-dropdown-item.text-danger {
    color: var(--color-error);
}

/* ============================================
   Contenu principal
   ============================================ */
.main-content {
    flex: 1;
    padding: var(--space-6) 0;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-bg-white);
    border-top: 1px solid var(--color-border);
    padding: var(--space-4) 0;
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card-header {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2,
.card-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.card-body {
    padding: var(--space-5);
}

.card-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ============================================
   Tables
   ============================================ */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.table th {
    background: var(--color-bg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.table-actions {
    display: flex;
    gap: var(--space-2);
}

/* ============================================
   Badges
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.badge-success {
    background: var(--color-success-light);
    color: #065f46;
}

.badge-error {
    background: var(--color-error-light);
    color: #991b1b;
}

.badge-warning {
    background: var(--color-warning-light);
    color: #92400e;
}

.badge-info {
    background: var(--color-info-light);
    color: #1e40af;
}

/* ============================================
   Modales
   ============================================ */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--color-text);
}

.modal-body {
    padding: var(--space-5);
}

.modal-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
}

/* ============================================
   Tabs (Onglets)
   ============================================ */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
    overflow-x: auto;
}

.tab {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-light);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.tab:hover {
    color: var(--color-text);
}

.tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ============================================
   Page d'erreur
   ============================================ */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding: var(--space-4);
}

.error-container {
    max-width: 400px;
}

.error-code {
    font-size: 6rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.error-container h1 {
    font-size: var(--font-size-2xl);
    margin: var(--space-4) 0;
}

.error-container p {
    color: var(--color-text-light);
    margin-bottom: var(--space-6);
}

/* ============================================
   Grilles
   ============================================ */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Utilitaires
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-light); }
.text-danger { color: var(--color-error); }
.text-success { color: var(--color-success); }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }

.hidden { display: none; }

/* ============================================
   Spinner de chargement
   ============================================ */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============================================
   Page Header
   ============================================ */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.page-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
}

.page-header-actions {
    display: flex;
    gap: var(--space-3);
}

@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }
}

/* ============================================
   KPI Widgets
   ============================================ */
.kpi-card {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
}

.kpi-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-2);
}

.kpi-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-text);
}

.kpi-trend {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-size-sm);
    margin-top: var(--space-2);
}

.kpi-trend.up {
    color: var(--color-success);
}

.kpi-trend.down {
    color: var(--color-error);
}

/* ============================================
   Checkbox et Switch
   ============================================ */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-border-dark);
    transition: var(--transition);
    border-radius: 24px;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition);
    border-radius: 50%;
}

.switch input:checked + .switch-slider {
    background-color: var(--color-primary);
}

.switch input:checked + .switch-slider:before {
    transform: translateX(20px);
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-1);
    margin-top: var(--space-6);
}

.pagination-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.pagination-item:hover {
    background: var(--color-bg);
    border-color: var(--color-border-dark);
}

.pagination-item.active {
    background: var(--color-primary);
    color: var(--color-text-white);
    border-color: var(--color-primary);
}

.pagination-item.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* ============================================
   Empty state
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-4);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    color: var(--color-text-light);
}

.empty-state h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
}

.empty-state p {
    color: var(--color-text-light);
    margin-bottom: var(--space-6);
}

/* ============================================
   Toasts
   ============================================ */
.toast-container {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.toast {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    min-width: 250px;
    max-width: 400px;
}

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

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

.toast-error {
    background: var(--color-error);
    color: white;
}

.toast-warning {
    background: var(--color-warning);
    color: white;
}

.toast-info {
    background: var(--color-info);
    color: white;
}

/* ============================================
   Widget styles
   ============================================ */
.widget {
    height: fit-content;
}

.widget-content {
    min-height: 200px;
}

.chart-bars {
    padding: var(--space-2) 0;
}

/* ============================================
   Responsive amélioré
   ============================================ */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-4);
    }

    .page-header-actions {
        flex-wrap: wrap;
    }

    .tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .tabs::-webkit-scrollbar {
        display: none;
    }

    .kpi-card {
        text-align: center;
    }

    .kpi-value {
        font-size: var(--font-size-2xl);
    }

    .table th,
    .table td {
        padding: var(--space-2);
        font-size: var(--font-size-sm);
    }

    .btn {
        padding: var(--space-2) var(--space-3);
    }

    .user-name {
        display: none;
    }

    .login-container {
        padding: var(--space-6);
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-3);
    }

    .card-body {
        padding: var(--space-4);
    }

    .card-header,
    .card-footer {
        padding: var(--space-3) var(--space-4);
    }

    .page-header h1 {
        font-size: var(--font-size-xl);
    }

    .table-actions {
        flex-direction: column;
        gap: var(--space-1);
    }

    .navbar-brand span {
        display: none;
    }
}

/* ============================================
   Print styles
   ============================================ */
@media print {
    .navbar,
    .footer,
    .page-header-actions,
    .btn,
    .tabs {
        display: none !important;
    }

    .main-content {
        padding: 0;
    }

    .card {
        border: 1px solid #ddd;
        box-shadow: none;
    }
}