::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

.idiom-item {
    transition: all 0.2s ease;
}

.idiom-item:hover {
    border-color: #bfdbfe;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}

.result-scroll {
    max-height: 34rem;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.black-toast {
    position: fixed;
    top: 1.2rem;
    left: 50%;
    transform: translateX(-50%) translateY(-120%);
    background: #020617;
    color: #fff;
    padding: 0.62rem 1rem;
    border-radius: 0.6rem;
    font-size: 0.86rem;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.black-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}