.overall-grade-scale-wrapper {
    margin-top: 0.8rem;
    padding: 0.5rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.04), rgba(67, 97, 238, 0.06));
    border-radius: 10px;
    border: 1px solid rgba(102, 126, 234, 0.12);
    cursor: help;
}

.overall-grade-scale-title {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: #64748b;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.overall-grade-scale-interactive {
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
    justify-content: center;
}

.grade-scale-seg-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.grade-scale-seg-item:hover {
    transform: translateY(-3px);
}

.grade-scale-seg-bar {
    width: 100%;
    height: 36px;
    border-radius: 8px;
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    background: currentColor;
    opacity: 0.28;
}

.grade-scale-seg-item:hover .grade-scale-seg-bar {
    opacity: 0.5;
    box-shadow: 0 4px 12px -2px currentColor;
}

.grade-scale-seg-active .grade-scale-seg-bar {
    opacity: 0.85;
    border-color: currentColor;
    box-shadow: 0 6px 16px -4px currentColor, 0 0 0 2px rgba(255, 255, 255, 0.45), 0 0 0 3px currentColor;
    transform: scale(1.06);
    height: 40px;
}

.grade-scale-seg-excellent {
    color: #10b981;
}

.grade-scale-seg-good {
    color: #3b82f6;
}

.grade-scale-seg-fair {
    color: #fbbf24;
}

.grade-scale-seg-below {
    color: #f59e0b;
}

.grade-scale-seg-poor {
    color: #f97316;
}

.grade-scale-seg-fail {
    color: #ef4444;
}

.grade-scale-seg-label {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    font-weight: 800;
    color: currentColor;
    transition: all 0.3s ease;
}

.grade-scale-seg-active .grade-scale-seg-label {
    font-size: 1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.grade-scale-seg-range {
    font-size: 0.7rem;
    color: #64748b;
    margin-top: 0.25rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.grade-scale-seg-item:hover .grade-scale-seg-range {
    color: currentColor;
    font-weight: 700;
}

.grade-scale-seg-active .grade-scale-seg-range {
    color: currentColor;
    font-weight: 700;
}

@media (max-width: 768px) {
    .overall-grade-scale-interactive {
        gap: 0.25rem;
        padding: 0.5rem;
    }
    
    .grade-scale-seg-bar {
        height: 32px;
    }
    
    .grade-scale-seg-label {
        font-size: 0.75rem;
    }
    
    .grade-scale-seg-range {
        font-size: 0.65rem;
    }
}