/* Variables CSS */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --border-color: #e5e7eb;
    --border-radius: 12px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --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);
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 2rem 1rem;
}

/* Container principal */
.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Carte principale */
.advisor-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    margin-bottom: 2rem;
}

/* Header de la carte */
.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 2rem;
    text-align: center;
}

.card-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.card-header p {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 400;
}

/* Corps de la carte */
.card-body {
    padding: 2rem;
}

/* Rangées de formulaire */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

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

/* Groupes de formulaire */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

/* Champs de saisie */
.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

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

/* États d'erreur */
.form-group input.error,
.form-group select.error {
    border-color: var(--error-color);
    background-color: #fef2f2;
}

.form-group input.error:focus,
.form-group select.error:focus {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgb(239 68 68 / 0.1);
}

.field-error {
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.field-error::before {
    content: "⚠";
    font-size: 0.75rem;
}

/* Bouton principal */
button[type="submit"] {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 1rem;
}

button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

button[type="submit"]:active {
    transform: translateY(0);
}

/* Conteneur de résultats */
#result-container {
    margin-top: 2rem;
}

.result-box {
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-md);
}

.result-box.success {
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    border: 2px solid var(--success-color);
}

.result-box.error {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 2px solid var(--error-color);
}

/* Header des résultats */
.result-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.result-header h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
}

.success-icon,
.error-icon {
    width: 2rem;
    height: 2rem;
    flex-shrink: 0;
}

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

.error-icon {
    color: var(--error-color);
}

/* Contenu des recommandations */
.recommendation-content {
    background: rgba(255, 255, 255, 0.7);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--success-color);
}

.recommendation-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
}

/* Prochaines étapes */
.next-steps {
    background: rgba(255, 255, 255, 0.5);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.next-steps h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.next-steps p {
    margin-bottom: 0.5rem;
}

.next-steps strong {
    color: var(--primary-color);
}

/* Notice importante */
.important-notice {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning-color);
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* Actions d'erreur */
.error-actions {
    margin-top: 1.5rem;
}

.retry-button {
    background: var(--error-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.retry-button:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

/* Footer de la carte */
.card-footer {
    background: var(--bg-secondary);
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.card-footer p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.card-footer strong {
    color: var(--text-primary);
}

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

.advisor-card {
    animation: fadeInUp 0.6s ease-out;
}

#result-container {
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 1rem 0.5rem;
    }
    
    .card-header {
        padding: 1.5rem;
    }
    
    .card-header h1 {
        font-size: 1.75rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .form-group {
        margin-bottom: 1rem;
    }
    
    .result-box {
        padding: 1.5rem;
    }
    
    .result-header {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .result-header h2 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .card-header h1 {
        font-size: 1.5rem;
    }
    
    .card-header p {
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .card-footer {
        padding: 1rem;
    }
}

/* États de chargement */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    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: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Impression */
@media print {
    body {
        background: white;
        color: black;
    }
    
    .advisor-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .card-header {
        background: #f5f5f5 !important;
        color: black !important;
    }
    
    button {
        display: none;
    }
}