#yui-arena{
    min-height: 90vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 4rem 2rem;
}

.yui-card{
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    max-width: 560px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
    box-shadow: 0 0 40px var(--accent-glow);
}

.yui-status{
    background-color: var(--accent);
    border-radius: 999px;
    padding: 0.3rem 1.2rem;
}

.yui-title{
    font-family: 'Bebas Neue', sans-serif;
    font-size: 0.95rem;
    color: var(--bg-primary);
    letter-spacing: 2px;
}

.yui-identity h1{
    font-family: 'Bebas Neue',sans-serif;
    font-size: clamp(5rem, 15vw, 9rem);
    color: var(--accent);
    text-shadow: 0 0 40px var(--accent-glow);
    line-height: 1;
}

.yui-age{
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.yui-record{
    display: flex;
    gap: 3rem;
    justify-content: center;
}

.record-item{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.record-num{
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    color: var(--accent);
    line-height: 1;
}

.record-label{
    font-family: 'Poppins', sans-serif;
    font-style: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;    
}

.yui-lore p{
    font-family: 'Poppins',sans-serif;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
    opacity: 0.7;
}

.yui-dialogue{
    background-color: var(--bg-primary);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    padding: 1rem 1.5rem;
    width: 100%;
}

#yui-quote{
    font-family: 'Poppins',sans-serif;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-style: italic;
    line-height: 1.6;
}

.yui-challenge{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
}

.yui-challenge .btn-primary{
    width: 100%;
    padding: 1rem;
    font-size: 1.3;
}

.yui-warning{
    font-family: 'Poppins', sans-serif;
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.6;
}