/* Calculator Interface Styles */

/* Calculator Container */
.calculator-interface {
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--neutral-200);
}

.calculator-interface::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-teal) 100%);
}

/* Calculator Header */
.calculator-header {
    margin-bottom: 2rem;
    position: relative;
}

.calculator-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
}

.calculator-description {
    color: var(--neutral-600);
    max-width: 800px;
}

/* Calculator Tab Content */
.calculator-tab-content {
    display: none;
}

.calculator-tab-content.active {
    display: block;
}

/* Calculator Form */
.calculator-form {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.calculator-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    align-items: end;
}

.calculator-input-group {
    position: relative;
}

.calculator-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--neutral-700);
    font-size: 0.95rem;
}

.calculator-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.2s ease;
    background-color: var(--neutral-50);
}

.calculator-input:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
    background-color: white;
    outline: none;
}

.calculator-input-addon {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--neutral-500);
    font-weight: 500;
    pointer-events: none;
}

.calculator-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.2s ease;
    background-color: var(--neutral-50);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
}

.calculator-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
    background-color: white;
    outline: none;
}

.calculator-help-text {
    font-size: 0.875rem;
    color: var(--neutral-500);
    margin-top: 0.5rem;
}

/* Calculator Actions */
.calculator-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.calculator-button {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.calculator-button-primary {
    background-color: var(--primary-blue);
    color: white;
}

.calculator-button-primary:hover {
    background-color: var(--primary-dark);
}

.calculator-button-secondary {
    background-color: var(--neutral-200);
    color: var(--neutral-700);
}

.calculator-button-secondary:hover {
    background-color: var(--neutral-300);
}

/* Calculator Results */
.calculator-results {
    background-color: var(--primary-light);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
    border-left: 4px solid var(--primary-blue);
}

.calculator-results-header {
    margin-bottom: 1rem;
}

.calculator-results-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.calculator-result-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
    font-family: 'Roboto Mono', monospace;
}

.calculator-result-explanation {
    color: var(--neutral-700);
    font-size: 1.1rem;
    line-height: 1.5;
}

/* Date Calculator Specific */
.date-input-group {
    position: relative;
}

.date-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.2s ease;
    background-color: var(--neutral-50);
}

.date-input:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
    background-color: white;
    outline: none;
}

.use-today-button {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--primary-light);
    color: var(--primary-blue);
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.use-today-button:hover {
    background-color: var(--primary-blue);
    color: white;
}

.exclusion-options {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: var(--neutral-100);
    border-radius: var(--radius-md);
}

.exclusion-title {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--neutral-700);
}

.exclusion-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .calculator-interface {
        padding: 1.5rem;
    }
    
    .calculator-form-row {
        grid-template-columns: 1fr;
    }
    
    .calculator-actions {
        flex-direction: column;
    }
    
    .calculator-button {
        width: 100%;
    }
    
    .exclusion-checkboxes {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .calculator-result-value {
        font-size: 1.75rem;
    }
    
    .calculator-result-explanation {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .calculator-interface {
        padding: 1rem;
    }
    
    .calculator-title {
        font-size: 1.5rem;
    }
    
    .calculator-tab {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }
}