.scoreboard-section {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.scoreboard {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color, #dee2e6);
    background: var(--surface-bg, #fff);
}

.scoreboard-empty {
    padding: 2rem;
    text-align: center;
    color: var(--bs-secondary-color, #6c757d);
    margin: 0;
}

.scoreboard-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--bs-secondary-color, #6c757d);
    background: var(--bs-tertiary-bg, #f0f0f0);
    border-bottom: 2px solid var(--border-color, #dee2e6);
}

.scoreboard-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    border-bottom: 1px solid var(--border-color, #dee2e6);
    transition: background 0.15s;
}

.scoreboard-row:last-child {
    border-bottom: none;
}

.scoreboard-row:nth-child(even) {
    background: color-mix(in srgb, var(--bs-tertiary-bg, #f8f9fa) 40%, transparent);
}

.scoreboard-row:hover {
    background: color-mix(in srgb, var(--bs-tertiary-bg, #f8f9fa) 80%, transparent);
}

/* Columns */
.scoreboard-col-rank {
    flex: 0 0 48px;
    text-align: center;
}

.scoreboard-col-name {
    flex: 1;
    min-width: 0;
    font-weight: 600;
    font-size: 1.05rem;
}

.scoreboard-col-score {
    flex: 0 0 60px;
    text-align: center;
    font-weight: 700;
    font-size: 1.15rem;
    font-variant-numeric: tabular-nums;
}

.scoreboard-col-actions {
    flex: 0 0 auto;
    display: flex;
    gap: 0.3rem;
}

/* Rank badge */
.scoreboard-rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.85rem;
    background: var(--bs-tertiary-bg, #e9ecef);
    color: var(--bs-body-color, #212529);
}

.scoreboard-gold .scoreboard-rank-badge {
    background: #ffd700;
    color: #5a4800;
}

.scoreboard-silver .scoreboard-rank-badge {
    background: #c0c0c0;
    color: #3a3a3a;
}

.scoreboard-bronze .scoreboard-rank-badge {
    background: #cd7f32;
    color: #fff;
}

/* Score buttons (admin only) */
.scoreboard-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 30px;
    padding: 0 0.4rem;
    border: 1px solid transparent;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    line-height: 1;
}

.scoreboard-btn:active {
    transform: scale(0.93);
}

.scoreboard-btn-pos {
    background: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.scoreboard-btn-pos:hover {
    background: #b8dabd;
}

.scoreboard-btn-neg {
    background: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

.scoreboard-btn-neg:hover {
    background: #f0b8be;
}

/* Gold row highlight */
.scoreboard-gold {
    background: color-mix(in srgb, #ffd700 8%, transparent);
}

.scoreboard-silver {
    background: color-mix(in srgb, #c0c0c0 8%, transparent);
}

.scoreboard-bronze {
    background: color-mix(in srgb, #cd7f32 6%, transparent);
}

/* Responsive */
@media (max-width: 576px) {
    .scoreboard-col-rank {
        flex: 0 0 36px;
    }

    .scoreboard-rank-badge {
        width: 26px;
        height: 26px;
        font-size: 0.75rem;
    }

    .scoreboard-col-name {
        font-size: 0.95rem;
    }

    .scoreboard-col-score {
        flex: 0 0 44px;
        font-size: 1rem;
    }

    .scoreboard-btn {
        min-width: 28px;
        height: 26px;
        font-size: 0.72rem;
        padding: 0 0.25rem;
    }

    .scoreboard-row {
        padding: 0.5rem 0.65rem;
    }

    .scoreboard-header {
        padding: 0.6rem 0.65rem;
    }
}