.tool-input-large {
    width: 100%;
    padding: 1.5rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: #fff;
    font-size: 1.5rem;
    font-weight: 700;
    transition: all 0.3s ease;
}
[data-theme="light"] .tool-input-large {
    background: #fff;
    color: #0f172a;
}
.tool-input {
    width: 120px;
    padding: 0.75rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: #fff;
    font-size: 1rem;
}
.conversion-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1.5rem;
    margin: 2rem 0;
}
.conversion-arrow {
    font-size: 2rem;
    color: var(--primary-color);
}
.font-mono {
    font-family: var(--font-primary);
    font-size: 1.1rem;
}
.quick-values {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}
.chip {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}
.chip:hover {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}
.output-container {
    position: relative;
}
@media (max-width: 600px) {
    .conversion-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .conversion-arrow {
        transform: rotate(90deg);
    }
}