/* Calculator Section */
.calculator {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.calculator__visual {
    text-align: center;
    position: relative;
}

.calculator__visual-images {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
}

.calculator__visual-images img {
    max-width: 150px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.calculator__form-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2xl);
    border: 1px solid var(--color-border);
}

.calculator__form-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-sm);
    text-align: center;
}

.calculator__form-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--space-xl);
    font-size: var(--font-size-sm);
}

.calculator__input-group {
    margin-bottom: var(--space-lg);
}

.calculator__input-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--color-dark);
}

.calculator__input-help {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.calculator__input-wrapper {
    position: relative;
}

.calculator__input-wrapper input {
    width: 100%;
    padding: 1rem 1.25rem;
    padding-right: 4rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xl);
    font-weight: 600;
    text-align: center;
    transition: border-color var(--transition-fast);
}

.calculator__input-wrapper input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255,146,34,0.15);
}

.calculator__input-unit {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 600;
    color: var(--color-text-muted);
}

/* Results */
.calculator__results {
    display: none;
    margin-top: var(--space-xl);
    animation: slideDown 0.4s ease;
}

.calculator__results--visible {
    display: block;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
}

.calculator__results-title {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--color-secondary);
    margin-bottom: var(--space-lg);
    font-weight: 700;
}

.calculator__results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.calculator__result-item {
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition);
}

.calculator__result-item:hover {
    background: linear-gradient(135deg, rgba(255,146,34,0.08), rgba(82,183,4,0.08));
}

.calculator__result-value {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.calculator__result-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calculator__result-item--highlight {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    grid-column: span 2;
}

.calculator__result-item--highlight .calculator__result-value {
    color: white;
    font-size: var(--font-size-3xl);
}

.calculator__result-item--highlight .calculator__result-label {
    color: rgba(255,255,255,0.85);
}

.calculator__results-cta {
    text-align: center;
}

/* Responsive */
@media (min-width: 768px) {
    .calculator__results-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .calculator__result-item--highlight {
        grid-column: span 3;
    }

    .calculator__visual-images img {
        max-width: 180px;
    }
}

@media (min-width: 992px) {
    .calculator {
        grid-template-columns: 1fr 1fr;
    }
}