/* Calculator Specific Styles */

.calc-container {
    max-width: 500px;
    margin: 0 auto;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    border-radius: 2rem;
    padding: 2rem;
    box-shadow: var(--shadow-soft);
}

.calc-display {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: right;
    position: relative;
    border: 1px solid var(--border-light);
}

[data-theme="dark"] .calc-display {
    background: rgba(0, 0, 0, 0.3);
}

.calc-expression {
    font-size: 0.9rem;
    color: var(--text-muted);
    min-height: 1.2rem;
    margin-bottom: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.calc-result {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-main);
    word-break: break-all;
    line-height: 1.1;
}

.calc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.calc-grid.scientific {
    grid-template-columns: repeat(5, 1fr);
}

.calc-btn {
    aspect-ratio: 1;
    border-radius: 1rem;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-main);
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
}

.calc-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

[data-theme="dark"] .calc-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.calc-btn:active {
    transform: translateY(0);
}

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

.calc-btn.primary:hover {
    background: var(--primary-hover);
}

.calc-btn.secondary {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.calc-btn.accent {
    color: var(--secondary);
    background: rgba(236, 72, 153, 0.1);
}

.calc-btn.wide {
    grid-column: span 2;
    aspect-ratio: auto;
}

/* Responsive adjustments */
@media (max-width: 500px) {
    .calc-container {
        padding: 1.5rem;
        border-radius: 1.5rem;
    }
    .calc-btn {
        border-radius: 0.75rem;
        font-size: 1.1rem;
    }
    .calc-grid.scientific {
        gap: 0.5rem;
    }
}