.leaderboard-page .leaderboard-toolbar {
    margin-bottom: 8px;
}

.leaderboard-page .lb-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 8px;
}

.leaderboard-page .lb-column {
    min-width: 0;
    padding: 15px 13px 13px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-elevated);
    box-shadow: var(--shadow-sm);
}

.leaderboard-page .lb-column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 6px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.leaderboard-page .lb-column-title {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 6px;
    color: var(--text);
    font-size: 15px;
    font-weight: 700;
}

.leaderboard-page .lb-column-title svg {
    width: 17px;
    height: 17px;
    flex: 0 0 auto;
}

.leaderboard-page .lb-column-desc {
    min-height: 40px;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 11px;
    line-height: 1.55;
}

.leaderboard-page .lb-column-stats {
    min-width: 0;
    color: var(--text-muted);
    font-size: 11px;
    text-align: right;
}

.leaderboard-page .lb-column-stats strong {
    color: var(--text);
    font-size: 13px;
}

.leaderboard-page .lb-column-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.leaderboard-page .lb-column-item {
    display: flex;
    min-height: 48px;
    align-items: center;
    gap: 8px;
    padding: 6px;
    border-radius: 6px;
    transition: background 0.15s ease;
}

.leaderboard-page .lb-column-item:hover {
    background: var(--bg-subtle);
}

.leaderboard-page .lb-column-rank {
    display: flex;
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-subtle);
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 700;
}

.leaderboard-page .lb-column-rank--1,
.leaderboard-page .lb-column-rank--2,
.leaderboard-page .lb-column-rank--3 {
    border-color: transparent;
    color: #fff;
}

.leaderboard-page .lb-column-rank--1 { background: linear-gradient(135deg, #d7a900, #f59e0b); }
.leaderboard-page .lb-column-rank--2 { background: linear-gradient(135deg, #94a3b8, #64748b); }
.leaderboard-page .lb-column-rank--3 { background: linear-gradient(135deg, #d97706, #f97316); }

.leaderboard-page .lb-column-avatar,
.leaderboard-page .lb-column-thumb,
.leaderboard-page .lb-template-thumb {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-subtle);
    object-fit: cover;
}

.leaderboard-page .lb-column-avatar {
    border-radius: 50%;
}

.leaderboard-page .lb-template-preview {
    display: flex;
    flex: 0 0 36px;
    align-items: center;
}

.leaderboard-page .lb-column-thumb--empty {
    background: var(--bg-subtle);
}

.leaderboard-page .lb-column-info {
    min-width: 0;
    flex: 1;
}

.leaderboard-page .lb-column-name {
    overflow: hidden;
    color: var(--text);
    font-size: 13px;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.leaderboard-page .lb-column-meta {
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 11px;
    line-height: 1.35;
}

.leaderboard-page .lb-column-meta strong {
    color: var(--brand-strong);
    font-weight: 700;
}

.leaderboard-page .lb-column-empty,
.leaderboard-page .lb-column-loading,
.leaderboard-page .lb-column-error {
    padding: 24px 8px;
    text-align: center;
    font-size: 12px;
}

.leaderboard-page .lb-column-empty { color: var(--text-secondary); }
.leaderboard-page .lb-column-loading { color: var(--text-muted); }
.leaderboard-page .lb-column-error { color: var(--danger); }

html.dark-mode .leaderboard-page .lb-column-meta strong {
    color: var(--brand);
}

@media (max-width: 1180px) {
    .leaderboard-page .lb-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .leaderboard-page .leaderboard-toolbar {
        margin-bottom: 4px;
    }

    .leaderboard-page .lb-grid {
        grid-template-columns: 1fr;
        gap: 10px;
        margin-top: 4px;
    }

    .leaderboard-page .lb-column {
        padding: 13px 11px 11px;
    }

    .leaderboard-page .lb-column-desc {
        min-height: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .leaderboard-page .lb-column-item {
        transition: none;
    }
}