/* ===== ELO HISTORY ===== */
.elo-history-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 1.5rem;
    align-items: start;
}

@media (max-width: 700px) {
    .elo-history-layout { grid-template-columns: 1fr; }
}

.elo-chart-container {
    position: relative;
    background: #f8f9fa;
    border-radius: 10px;
    padding: 1rem;
    min-height: 280px;
}

.elo-table-container {
    max-height: 380px;
    overflow-y: auto;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

#elo-history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

#elo-history-table thead {
    position: sticky;
    top: 0;
    background: #2c3e50;
    color: white;
    z-index: 1;
}

#elo-history-table th {
    padding: 0.5rem 0.6rem;
    text-align: left;
    font-weight: 600;
}

#elo-history-table td {
    padding: 0.45rem 0.6rem;
    border-bottom: 1px solid #f0f0f0;
    color: #2c3e50;
}

#elo-history-table tr:last-child td { border-bottom: none; }
#elo-history-table tr:hover td      { background: #eaf4fb; }

.elo-delta-pos { color: #1e8449; font-weight: 700; }
.elo-delta-neg { color: #c0392b; font-weight: 700; }
.elo-delta-neu { color: #7f8c8d; }

.elo-no-data {
    text-align: center;
    color: #7f8c8d;
    padding: 2rem;
    font-style: italic;
}