/* Reset et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #17a2b8;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --gray-color: #95a5a6;
    --border-color: #ddd;
    --shadow-color: rgba(0,0,0,0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Page de connexion */
.login-page {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
    color: white;
}

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

.login-header .logo i {
    font-size: 3rem;
}

.login-header h1 {
    font-size: 2.5rem;
    font-weight: 300;
}

.login-header .subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

.login-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    overflow: hidden;
}

.card-header {
    background: var(--primary-color);
    color: white;
    padding: 1.5rem;
    text-align: center;
}

.card-header h2 {
    font-size: 1.5rem;
    font-weight: 500;
}

.card-body {
    padding: 2rem;
}

.card-footer {
    background: var(--light-color);
    padding: 1rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--gray-color);
}

/* Formulaires */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group label i {
    margin-right: 0.5rem;
    width: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.password-wrapper {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-color);
    cursor: pointer;
    font-size: 1rem;
}

.form-actions {
    margin-top: 2rem;
}

.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

/* Alertes */
.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert i {
    font-size: 1.25rem;
}

.alert-error {
    background-color: #fee;
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

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

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

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

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    text-align: center;
}

.btn i {
    font-size: 0.9em;
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.2);
}

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

.btn-secondary:hover {
    background-color: #7f8c8d;
}

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

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

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

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

.btn-export {
    background-color: #9b59b6;
    color: white;
}

.btn-export:hover {
    background-color: #8e44ad;
}

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

.btn-logout:hover {
    background-color: #c0392b;
}

.btn-link {
    background: none;
    color: var(--primary-color);
    padding: 0.5rem;
}

.btn-link:hover {
    text-decoration: underline;
    background: none;
    transform: none;
    box-shadow: none;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

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

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

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

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

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

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

/* Utilitaires */
.text-center {
    text-align: center;
}

.empty-state {
    padding: 3rem 1rem;
    text-align: center;
    color: var(--gray-color);
}

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

/* Login footer */
.login-footer {
    margin-top: 2rem;
    text-align: center;
    color: white;
    opacity: 0.8;
}

.login-footer .disclaimer {
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Système info */
.system-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 0.5rem;
}

.system-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .login-header h1 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .form-footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .system-info {
        flex-direction: column;
        gap: 0.5rem;
    }
}