* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --sidebar-width: 250px;
    --topbar-height: 60px;
    --footer-height: 40px;
    
    /* Nouvelles variables pour le login */
    --login-bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --login-card-bg: rgba(255, 255, 255, 0.95);
    --login-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    --login-border-radius: 20px;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f6fa;
    color: #333;
    line-height: 1.6;
}

/* ===== STYLES AMÉLIORÉS POUR LA PAGE DE LOGIN ===== */
.login-body {
    background: var(--login-bg-gradient);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
    background-size: cover;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(1deg); }
}

.login-container {
    background: var(--login-card-bg);
    backdrop-filter: blur(20px);
    padding: 3rem 2.5rem;
    border-radius: var(--login-border-radius);
    box-shadow: 
        var(--login-shadow),
        0 0 0 1px rgba(255, 255, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    width: 100%;
    max-width: 440px;
    position: relative;
    z-index: 1;
    transform: translateY(0);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.login-container:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

/* En-tête du login */
.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.logo-icon {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.login-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.login-header h2 {
    color: var(--dark-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.login-subtitle {
    color: #666;
    font-size: 0.95rem;
    opacity: 0.8;
}

/* Formulaire de login */
.login-form-content {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.75rem;
    position: relative;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--dark-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.form-group label i {
    width: 16px;
    color: var(--secondary-color);
}

.form-group input {
    width: 100%;
    padding: 1.125rem 1rem 1.125rem 3rem;
    border: 2px solid #e1e8ed;
    border-radius: 12px;
    font-size: 1rem;
    background: #fff;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    position: relative;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.form-group input:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 
        0 0 0 3px rgba(52, 152, 219, 0.15),
        0 5px 15px rgba(0,0,0,0.08);
    background: #fff;
    transform: translateY(-2px);
}

.form-group input::placeholder {
    color: #a0a0a0;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.form-group input:focus::placeholder {
    opacity: 0.5;
}

/* Container pour le mot de passe avec bouton toggle */
.password-container {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #a0a0a0;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.toggle-password:hover {
    color: var(--secondary-color);
    background: rgba(52, 152, 219, 0.1);
}

/* Options du formulaire */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #ddd;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: white;
    font-size: 0.8rem;
    font-weight: bold;
}

.forgot-password {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.forgot-password:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Bouton de connexion amélioré */
.btn-login {
    width: 100%;
    padding: 1.125rem;
    background: linear-gradient(135deg, var(--secondary-color), #2980b9);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s;
}

.btn-login:hover::before {
    left: 100%;
}

.btn-login:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
}

.btn-login:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.btn-login.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-login.loading .loading-spinner {
    display: block;
}

.loading-spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Alertes améliorées */
.alert {
    padding: 1.125rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.75rem;
    border: none;
    font-weight: 500;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideIn 0.3s ease-out;
}

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

.alert.error {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    box-shadow: 0 5px 15px rgba(238, 90, 82, 0.25);
}

.alert.success {
    background: linear-gradient(135deg, #51cf66, #40c057);
    color: white;
    box-shadow: 0 5px 15px rgba(64, 192, 87, 0.25);
}

.alert i {
    font-size: 1.2rem;
}

/* Pied de page du login */
.login-footer {
    text-align: center;
    border-top: 1px solid rgba(0,0,0,0.1);
    padding-top: 1.5rem;
}

.security-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: #666;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

.security-info i {
    color: var(--success-color);
}

.copyright {
    color: #888;
    font-size: 0.8rem;
}

/* ===== STYLES RESPONSIVE POUR LE LOGIN ===== */
@media (max-width: 480px) {
    .login-container {
        margin: 1rem;
        padding: 2rem 1.5rem;
    }
    
    .login-header h1 {
        font-size: 2rem;
    }
    
    .login-header h2 {
        font-size: 1.3rem;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .forgot-password {
        align-self: flex-end;
    }
}

@media (max-width: 360px) {
    .login-container {
        padding: 1.5rem 1rem;
    }
    
    .logo-container {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* ===== STYLES EXISTANTS POUR LE RESTE DE L'APPLICATION ===== */

/* Layout Styles */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Topbar */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.topbar .logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.topbar .user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--topbar-height) - var(--footer-height));
    background: var(--dark-color);
    color: white;
    overflow-y: auto;
    transition: all 0.3s;
    z-index: 999;
}

.sidebar-menu {
    list-style: none;
    padding: 1rem 0;
}

.sidebar-menu li {
    margin-bottom: 0.5rem;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 0.8rem 1.5rem;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
}

.sidebar-menu a:hover, .sidebar-menu a.active {
    background: var(--secondary-color);
    border-left: 4px solid var(--accent-color);
}

.sidebar-menu i {
    margin-right: 0.8rem;
    width: 20px;
    text-align: center;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--topbar-height);
    margin-bottom: var(--footer-height);
    padding: 2rem;
    min-height: calc(100vh - var(--topbar-height) - var(--footer-height));
    transition: all 0.3s;
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--footer-height);
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }
    
    .sidebar-menu span {
        display: none;
    }
    
    .main-content {
        margin-left: 60px;
    }
}

/* Cards */
.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.card-header {
    background: var(--light-color);
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #ddd;
    font-weight: bold;
}

.card-body {
    padding: 1.5rem;
}

/* Statistics */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
    border-left: 4px solid var(--secondary-color);
}

.stat-card h3 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stat-card .number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--secondary-color);
}

.stat-card .label {
    color: #666;
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

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

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

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

.btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.table th,
.table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.table th {
    background: var(--light-color);
    font-weight: 600;
}

.table tr:hover {
    background: #f8f9fa;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert.warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1100;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #ddd;
    display: flex;
    justify-content: between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #ddd;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid #ddd;
    background: white;
    cursor: pointer;
    border-radius: 4px;
}

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

/* Transfer Lines */
.transfer-line {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 1rem;
    align-items: end;
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 4px;
}

/* Search and Filter */
.search-filter {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 250px;
}

.filter-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-success { color: var(--success-color); }
.text-danger { color: var(--accent-color); }
.text-warning { color: var(--warning-color); }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }

.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 1rem; }

.hidden { display: none; }

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25em 0.6em;
    font-size: 0.75em;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.25rem;
}

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

.badge-danger {
    background-color: var(--accent-color);
    color: white;
}

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

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

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

/* Sections */
.section {
    display: block;
}

/* Responsive Tables */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Suggestion items pour la recherche de produits */
.suggestion-item {
    padding: 0.5rem;
    cursor: pointer;
    border-bottom: 1px solid #eee;
    background: white;
}

.suggestion-item:hover {
    background: #f8f9fa;
}

/* Boutons de taille sm */
.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* Améliorations responsive */
@media (max-width: 576px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .search-filter {
        flex-direction: column;
    }
    
    .search-box, .filter-group {
        width: 100%;
    }
    
    .transfer-line {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
}

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

/* Améliorations pour l'impression */
@media print {
    .topbar, .sidebar, .footer, .btn {
        display: none !important;
    }
    
    .main-content {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}

/* Styles pour les états de stock */
.stock-normal { color: var(--success-color); }
.stock-low { color: var(--warning-color); }
.stock-out { color: var(--accent-color); }

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Mode sombre pour le login */
@media (prefers-color-scheme: dark) {
    .login-body {
        background: linear-gradient(135deg, #2c3e50, #34495e);
    }
    
    .login-container {
        background: rgba(44, 62, 80, 0.95);
        color: white;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .login-header h1,
    .login-header h2,
    .login-form label {
        color: white;
    }
    
    .login-subtitle {
        color: rgba(255, 255, 255, 0.7);
    }
    
    .login-form input {
        background: rgba(255, 255, 255, 0.1);
        border-color: rgba(255, 255, 255, 0.2);
        color: white;
    }
    
    .login-form input::placeholder {
        color: rgba(255, 255, 255, 0.5);
    }
    
    .login-form input:focus {
        background: rgba(255, 255, 255, 0.15);
    }
    
    .copyright {
        color: rgba(255, 255, 255, 0.6);
    }
}
/* ===== STYLES AMÉLIORÉS POUR LE DASHBOARD ===== */

/* En-tête du dashboard */
.dashboard-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e9ecef;
}

.dashboard-header h1 {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.dashboard-subtitle {
    color: #6c757d;
    font-size: 1.1rem;
    margin: 0;
}

/* Grille de statistiques améliorée */
.stats-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card-enhanced {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    border-left: 4px solid var(--secondary-color);
    position: relative;
    overflow: hidden;
}

.stat-card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), transparent);
}

.stat-card-enhanced:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.stat-card-enhanced.profit {
    border-left-color: var(--success-color);
}

.stat-card-enhanced.profit::before {
    background: linear-gradient(90deg, var(--success-color), transparent);
}

.stat-card-enhanced.debt {
    border-left-color: var(--accent-color);
}

.stat-card-enhanced.debt::before {
    background: linear-gradient(90deg, var(--accent-color), transparent);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--secondary-color), #2980b9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-card-enhanced.profit .stat-icon {
    background: linear-gradient(135deg, var(--success-color), #2ecc71);
}

.stat-card-enhanced.debt .stat-icon {
    background: linear-gradient(135deg, var(--accent-color), #c0392b);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.25rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.25rem;
}

.stat-description {
    font-size: 0.8rem;
    color: #6c757d;
}

.stat-trend {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.stat-trend.positive {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.stat-trend.negative {
    background: rgba(231, 76, 60, 0.1);
    color: var(--accent-color);
}

/* Section des activités */
.activities-section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.section-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: between;
    align-items: center;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.section-header h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.view-all-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.view-all-link:hover {
    color: var(--primary-color);
    gap: 0.75rem;
}

/* Timeline des activités */
.activities-timeline {
    padding: 2rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.activity-item:hover {
    background: #f8f9fa;
    transform: translateX(5px);
}

.activity-item.activity-sale {
    border-left-color: var(--success-color);
}

.activity-item.activity-transfer {
    border-left-color: var(--secondary-color);
}

.activity-item.activity-product {
    border-left-color: var(--warning-color);
}

.activity-item.activity-client {
    border-left-color: var(--primary-color);
}

.activity-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.activity-sale .activity-icon {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.activity-transfer .activity-icon {
    background: rgba(52, 152, 219, 0.1);
    color: var(--secondary-color);
}

.activity-product .activity-icon {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning-color);
}

.activity-client .activity-icon {
    background: rgba(44, 62, 80, 0.1);
    color: var(--primary-color);
}

.activity-content {
    flex: 1;
}

.activity-header {
    display: flex;
    justify-content: between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    gap: 1rem;
}

.activity-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin: 0;
    flex: 1;
}

.activity-badge {
    padding: 0.35em 0.65em;
    font-size: 0.75em;
    font-weight: 600;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.activity-description {
    color: #6c757d;
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.activity-footer {
    display: flex;
    justify-content: between;
    align-items: center;
    gap: 1rem;
}

.activity-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #6c757d;
    font-size: 0.85rem;
}

.activity-amount {
    font-weight: 600;
    color: var(--success-color);
    font-size: 1rem;
}

/* État vide */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: #6c757d;
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    color: #6c757d;
    margin-bottom: 0.5rem;
}

.empty-state p {
    margin: 0;
}

/* Badges améliorés */
.badge-success {
    background: linear-gradient(135deg, var(--success-color), #27ae60);
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, var(--secondary-color), #3498db);
    color: white;
}

.badge-warning {
    background: linear-gradient(135deg, var(--warning-color), #f39c12);
    color: white;
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary-color), #2c3e50);
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .stats-grid-enhanced {
        grid-template-columns: 1fr;
    }
    
    .stat-card-enhanced {
        padding: 1.25rem;
    }
    
    .activity-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .activity-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .section-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .activities-timeline {
        padding: 1rem;
    }
    
    .activity-item {
        flex-direction: column;
        text-align: center;
    }
    
    .activity-icon {
        align-self: center;
    }
}

/* Animation d'entrée */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-card-enhanced {
    animation: fadeInUp 0.5s ease-out;
}

.activity-item {
    animation: fadeInUp 0.5s ease-out;
}

/* Délai d'animation pour les éléments */
.stat-card-enhanced:nth-child(1) { animation-delay: 0.1s; }
.stat-card-enhanced:nth-child(2) { animation-delay: 0.2s; }
.stat-card-enhanced:nth-child(3) { animation-delay: 0.3s; }
.stat-card-enhanced:nth-child(4) { animation-delay: 0.4s; }
.stat-card-enhanced:nth-child(5) { animation-delay: 0.5s; }
.stat-card-enhanced:nth-child(6) { animation-delay: 0.6s; }

.activity-item:nth-child(1) { animation-delay: 0.1s; }
.activity-item:nth-child(2) { animation-delay: 0.2s; }
.activity-item:nth-child(3) { animation-delay: 0.3s; }
.activity-item:nth-child(4) { animation-delay: 0.4s; }
.activity-item:nth-child(5) { animation-delay: 0.5s; }