/* Configuratore Tende - Stili Frontend */

.configuratore-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.configuratore-container h2 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 30px;
    font-size: 2.2em;
    font-weight: 300;
}

/* Selezione Categoria */
.categoria-selection {
    margin-bottom: 40px;
}

.categoria-selection h3 {
    color: #34495e;
    margin-bottom: 20px;
    font-size: 1.4em;
    font-weight: 500;
}

.categoria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.categoria-item {
    background: white;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.categoria-item:hover {
    border-color: #3498db;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.2);
}

.categoria-item.active {
    border-color: #2ecc71;
    background: #f8fff9;
    color: #27ae60;
}

.categoria-icon {
    color: #7f8c8d;
    transition: color 0.3s ease;
}

.categoria-item:hover .categoria-icon,
.categoria-item.active .categoria-icon {
    color: #2ecc71;
}

.categoria-item span {
    font-weight: 500;
    font-size: 0.9em;
}

/* Form Sections */
.form-section {
    background: white;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.form-section h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.3em;
    font-weight: 500;
    border-bottom: 2px solid #ecf0f1;
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #34495e;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-group input:invalid,
.form-group select:invalid {
    border-color: #e74c3c;
}

/* Checkbox styling */
.checkbox-label {
    display: flex !important;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto !important;
    margin: 0;
    transform: scale(1.2);
}

/* Prezzo Section */
.prezzo-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.prezzo-section h3 {
    color: white;
    border-bottom-color: rgba(255, 255, 255, 0.3);
}

.prezzo-display {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.prezzo-display > div {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.prezzo-totale {
    font-size: 1.2em;
    font-weight: bold;
    background: rgba(255, 255, 255, 0.2) !important;
}

/* Riepilogo */
.riepilogo-section {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
}

#riepilogo-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #2ecc71;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #2980b9;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.btn-primary:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

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

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 30px;
}

.configurazione-actions {
    justify-content: center;
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    color: white;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

/* Messages */
.messages-container {
    margin-top: 20px;
}

.message {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 15px;
    font-weight: 500;
}

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

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

.message.info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Responsive */
@media (max-width: 768px) {
    .configuratore-container {
        padding: 15px;
        margin: 10px;
    }
    
    .categoria-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .categoria-item {
        padding: 15px 10px;
    }
    
    .categoria-icon svg {
        width: 40px;
        height: 40px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .prezzo-display {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .configuratore-container h2 {
        font-size: 1.8em;
    }
    
    .categoria-grid {
        grid-template-columns: 1fr;
    }
    
    .form-section {
        padding: 20px 15px;
    }
}

/* Animazioni */
.form-section {
    animation: fadeInUp 0.5s ease-out;
}

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

/* Focus states per accessibilità */
.categoria-item:focus,
.btn:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .configuratore-container {
        box-shadow: none;
        background: white;
    }
    
    .categoria-selection,
    .form-actions,
    .btn {
        display: none;
    }
    
    .form-section {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}