/* ==================== Basic Calculator Tab Styles ==================== */

/* Calculator Grid Layout */
.calc-calculator-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    max-width: 400px;
    margin: 0 auto;
    padding: 1rem;
}

/* Calculator Display */
.calc-display {
    grid-column: 1 / -1;
    font-size: 2rem;
    text-align: right;
    padding: 1rem;
    background-color: #f8f9fa;
    border: 2px solid #495057;
    margin-bottom: 1rem;
    font-family: 'Courier New', monospace;
    font-weight: bold;
}

/* Calculator Buttons */
.calc-btn {
    padding: 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.calc-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Responsive Design */
@media (max-width: 768px) {
    .calc-calculator-grid {
        max-width: 100%;
    }

    .calc-display {
        font-size: 1.5rem;
    }

    .calc-btn {
        padding: 1rem;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .calc-display {
        font-size: 1.25rem;
        padding: 0.75rem;
    }

    .calc-btn {
        padding: 0.75rem;
        font-size: 0.875rem;
    }
}