/* Text Size Control */
.text-size-control {
    display: flex;
    gap: 0;
}

.text-size-btn {
    background: none;
    border: 1px solid var(--border);
    padding: 0.35rem 0.45rem;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: all 0.2s ease;
    line-height: 1;
}

.text-size-btn:first-child {
    border-radius: 4px 0 0 4px;
    border-right: none;
}

.text-size-btn:last-child {
    border-radius: 0 4px 4px 0;
}

.text-size-btn:hover:not(.disabled) {
    border-color: var(--accent);
    color: var(--accent);
}

/* Keep shared border colored on hover of either button */
.text-size-btn:first-child:hover:not(.disabled) + .text-size-btn {
    border-left-color: var(--accent);
}

.text-size-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 4.5rem;
    right: 2rem;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.6rem 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
    max-width: 340px;
    z-index: 999;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    line-height: 1.5;
}

.toast.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

@media (max-width: 768px) {
    .toast {
        right: 1rem;
        left: 1rem;
        max-width: none;
        bottom: 5rem;
    }
}