.ath-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.1rem;
    text-align: center;
    word-break: break-all;
    line-height: 1.2;
}

.ath-date-inline {
    font-size: 1.13rem;
    color: #aaa;
    margin-bottom: 0.5rem;
    text-align: center;
    font-style: italic;
    line-height: 1.1;
}

.ath-diff-value {
    font-size: 1.22rem;
    font-weight: 600;
    padding: 0.5rem 1.2rem;
    border-radius: 10px;
    display: inline-block;
    margin-top: 0.7rem;
    margin-bottom: 0.2rem;
    text-align: center;
}

.ath-diff-value.positive {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.ath-diff-value.negative {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.ath-diff-value.neutral {
    background: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

#athPrice, #currentPrice {
    color: var(--primary-color);
    font-weight: 600;
}

@media (max-width: 768px) {
    .ath-value {
        font-size: 1.4rem;
    }

    .ath-date-inline {
        font-size: 1rem;
    }

    .ath-diff-value {
        font-size: 1.1rem;
        padding: 0.4rem 1rem;
    }
}

@media (max-width: 480px) {
    .ath-value {
        font-size: 1.2rem;
    }

    .ath-date-inline {
        font-size: 0.9rem;
    }

    .ath-diff-value {
        font-size: 1rem;
        padding: 0.3rem 0.8rem;
    }
}