@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
:root {
    --primary-color: #6a5af9;
    --primary-dark-color: #5a4fcf;
    --secondary-color: #f2f2f7;
    --text-color: #333;
    --text-light-color: #6c757d;
    --background-color: #f8f9fa;
    --white-color: #ffffff;
    --danger-color: #e53e3e;
    --success-color: #28a745;
    --border-color: #dee2e6;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.12);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

/* Classes de largeur adaptative */
.auth-container {
    width: 100%;
    margin: 0 auto;
}

.auth-card-compact {
    max-width: 440px;
}

.auth-card-medium {
    max-width: 500px;
}

.auth-card-large {
    max-width: 600px;
}

.auth-card-full {
    max-width: 800px;
}

.auth-card {
    background: var(--white-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    margin: 0 auto;
}

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

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark-color));
    color: var(--white-color);
    padding: 2.5rem 2rem;
    text-align: center;
}

.card-logo {
    width: 70px;
    height: 70px;
    margin-bottom: 1rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px;
    backdrop-filter: blur(10px);
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.auth-subtitle {
    font-size: 0.95rem;
    opacity: 0.9;
    font-weight: 400;
}

.card-body {
    padding: 2.5rem 2rem;
}

.card-body a {
    color : var(--primary-color);
}

.form-label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    display: block;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white-color);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(106, 90, 249, 0.1);
}

.form-control-lg {
    padding: 1rem 1.25rem;
    font-size: 1.05rem;
}

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

.auth-btn {
    background: var(--primary-color);
    color: var(--white-color);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    width: 100%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.auth-btn:hover {
    background: var(--primary-dark-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(106, 90, 249, 0.3);
}

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

.auth-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.auth-link:hover {
    color: var(--primary-dark-color);
    text-decoration: underline;
}

.text-danger {
    color: var(--danger-color);
    font-size: 0.85rem;
}

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

.alert {
    padding: 0.875rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

.alert-danger {
    background-color: rgba(229, 62, 62, 0.1);
    border-color: rgba(229, 62, 62, 0.2);
    color: var(--danger-color);
}

.alert-info {
    background-color: rgba(106, 90, 249, 0.1);
    border-color: rgba(106, 90, 249, 0.2);
    color: var(--primary-dark-color);
}

.input-group {
    position: relative;
    display: flex;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light-color);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: var(--transition);
    z-index: 10;
}

.toggle-password:hover {
    background: var(--secondary-color);
    color: var(--text-color);
}

/* Steps indicator */
.step-indicator {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2.5rem;
    position: relative;
}

.step-indicator::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--white-color);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

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

.step-item.completed .step-number {
    background: var(--success-color);
    border-color: var(--success-color);
    color: var(--white-color);
}

.step-title {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-light-color);
    text-align: center;
}

.step-item.active .step-title {
    color: var(--primary-color);
    font-weight: 600;
}

/* User type cards */
.user-type-grid {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.user-type-card {
    background: var(--white-color);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.user-type-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.user-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark-color));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white-color);
    font-size: 1.5rem;
}
/* Styles pour les selects */
.form-select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;

}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(106, 90, 249, 0.1);
}




/* Modal */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 0.5rem;
        align-items: flex-start;
        padding-top: 2rem;
    }

    .auth-container {
        max-width: 100%;
    }

    .auth-card-compact,
    .auth-card-medium,
    .auth-card-large,
    .auth-card-full {
        max-width: 100%;
    }

    .card-header {
        padding: 2rem 1.5rem;
    }

    .card-body {
        padding: 2rem 1.5rem;
    }

    .auth-title {
        font-size: 1.3rem;
    }

    .card-logo {
        width: 60px;
        height: 60px;
    }

    .form-control-lg {
        padding: 0.875rem 1rem;
    }

    .step-indicator {
        margin-bottom: 2rem;
    }

    .step-number {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }

    .user-type-card {
        padding: 1.5rem;
    }
    .form-select {
        padding: 0.875rem 1rem;
        font-size: 16px;
    }

    .form-select-lg {
        padding: 0.875rem 1rem;
    }
}

@media (max-width: 480px) {
    .card-header {
        padding: 1.5rem 1rem;
    }

    .card-body {
        padding: 1.5rem 1rem;
    }

    .auth-title {
        font-size: 1.2rem;
    }

    .auth-subtitle {
        font-size: 0.9rem;
    }

    .card-logo {
        width: 50px;
        height: 50px;
        margin-bottom: 0.75rem;
    }

    .form-group {
        margin-bottom: 1.25rem;
    }

    .auth-btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }

    .step-indicator {
        margin-bottom: 1.5rem;
    }

    .step-number {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
    }

    .step-title {
        font-size: 0.75rem;
    }

    .user-type-card {
        padding: 1.25rem;
    }

    .user-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
     .form-select {
        padding: 0.75rem 0.875rem;
    }
}

/* Grid system pour les formulaires */
.form-grid {
    display: grid;
    gap: 1.5rem;
}

.form-grid-2 {
    grid-template-columns: 1fr 1fr;
}

@media (max-width: 768px) {
    .form-grid-2 {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
}

/* Section titles dans les formulaires */
.form-section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--secondary-color);
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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