.roi-calculator-wrapper {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
}

.roi-calculator-container {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 40px;
}

.roi-calculator-container h2 {
    color: #1a1a1a;
    font-size: 32px;
    margin-bottom: 10px;
    text-align: center;
}

.roi-subtitle {
    color: #666;
    text-align: center;
    margin-bottom: 40px;
    font-size: 16px;
}

.roi-step {
    display: none;
}

.roi-step.active {
    display: block;
    animation: fadeIn 0.4s ease-in;
}

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

.roi-step h3 {
    color: #1a1a1a;
    font-size: 24px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    color: #333;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: #4a90e2;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-group small {
    display: block;
    color: #888;
    font-size: 13px;
    margin-top: 5px;
}

.roi-btn {
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 10px;
}

.roi-btn-next,
.roi-btn-submit {
    background: #4a90e2;
    color: #fff;
}

.roi-btn-next:hover,
.roi-btn-submit:hover {
    background: #357abd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.roi-btn-back {
    background: #f5f5f5;
    color: #333;
}

.roi-btn-back:hover {
    background: #e0e0e0;
}

.roi-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.roi-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.roi-result-card {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    border: 2px solid #e0e0e0;
}

.roi-result-card.highlight {
    background: #e3f2fd;
    border-color: #4a90e2;
}

.roi-result-card.success {
    background: #e8f5e9;
    border-color: #4caf50;
}

.roi-result-card h4 {
    color: #666;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.roi-value {
    font-size: 32px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 10px 0;
}

.roi-result-card.success .roi-value {
    color: #2e7d32;
}

.roi-result-card small {
    color: #888;
    font-size: 12px;
}

.roi-lead-form {
    background: #fafafa;
    padding: 30px;
    border-radius: 10px;
    margin-top: 30px;
}

.roi-lead-form h3 {
    color: #1a1a1a;
    font-size: 22px;
    margin-bottom: 10px;
    border: none;
    padding: 0;
}

.roi-lead-form > p {
    color: #666;
    margin-bottom: 25px;
}

.roi-success-message {
    text-align: center;
    padding: 60px 20px;
}

.roi-success-message h3 {
    color: #4caf50;
    font-size: 36px;
    margin-bottom: 20px;
    border: none;
}

.roi-success-message p {
    color: #666;
    font-size: 18px;
    margin-bottom: 30px;
}

@media (max-width: 768px) {
    .roi-calculator-container {
        padding: 25px;
    }
    
    .roi-calculator-container h2 {
        font-size: 26px;
    }
    
    .roi-results {
        grid-template-columns: 1fr;
    }
    
    .roi-value {
        font-size: 28px;
    }
    
    .roi-btn {
        width: 100%;
        margin-bottom: 10px;
        margin-right: 0;
    }
}