/* Markup Calculator Specific Styles */

/* Calculator interface enhancements */
.calculator-interface {
    background: var(--background-alt);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin: 2rem 0;
}

/* Dynamic form field visibility */
.form-group {
    transition: opacity 0.3s ease;
}

.form-group[style*="display: none"] {
    opacity: 0;
}

/* Enhanced select styling */
#calculationType {
    background: var(--background-color);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem;
    font-size: 1rem;
    color: var(--text-color);
    width: 100%;
    transition: border-color 0.3s ease;
}

#calculationType:focus {
    border-color: var(--primary-color);
    outline: none;
}

/* Results section styling */
.results-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--background-alt);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.results-title {
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

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

.result-item {
    text-align: center;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--background-color);
}

.result-item h4 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 600;
}

.result-item p {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Input field styling */
input[type="number"], 
select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--background-color);
    color: var(--text-color);
    transition: border-color 0.3s ease;
}

input[type="number"]:focus,
select:focus {
    border-color: var(--primary-color);
    outline: none;
}

/* Error message styling */
.error-messages {
    background: #fee;
    border: 1px solid #fcc;
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1rem;
    color: #c33;
}

/* Form actions styling */
.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-color-dark, #3a5998);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background: var(--secondary-color-dark, #5a5a5a);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .calculator-interface {
        padding: 1rem;
        margin: 1rem 0;
    }
    
    .results-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }
    
    .form-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 200px;
    }
}

@media (max-width: 480px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
}

/* Dark mode specific adjustments */
@media (prefers-color-scheme: dark) {
    .error-messages {
        background: #422;
        border-color: #633;
        color: #faa;
    }
}

/* Animation for results appearing */
.results-section {
    animation: fadeIn 0.3s ease;
}

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