/* ============================================ */
/* LEADERBOARD PAGE */
/* ============================================ */
.leaderboard-page {
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.leaderboard-header {
    text-align: center;
    margin-bottom: 20px;
    flex-shrink: 0;
}
.leaderboard-header h2 {
    color: var(--accent);
    font-size: 28px;
    margin-bottom: 8px;
    letter-spacing: 3px;
}
.leaderboard-header p {
    color: var(--text-secondary);
    font-size: 14px;
}
.leaderboard-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    justify-content: center;
    flex-shrink: 0;
}
.tab-btn {
    padding: 12px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: inherit;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}
.tab-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}
.tab-btn.active {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}
.tab-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
}
.leaderboard-table {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}
.table-header {
    display: grid;
    grid-template-columns: 60px 150px 120px 120px;
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
    font-weight: bold;
    color: var(--text-secondary);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    flex-shrink: 0;
}
.table-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 200px;
}
.table-row {
    display: grid;
    grid-template-columns: 60px 150px 120px 120px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    align-items: center;
    transition: all 0.2s ease;
}
.table-row:hover {
    background: var(--bg-tertiary);
}
.table-row:last-child {
    border-bottom: none;
}
.table-row.rank-gold {
    background: linear-gradient(90deg, rgba(255, 215, 0, 0.1) 0%, transparent 100%);
}
.table-row.rank-silver {
    background: linear-gradient(90deg, rgba(192, 192, 192, 0.1) 0%, transparent 100%);
}
.table-row.rank-bronze {
    background: linear-gradient(90deg, rgba(205, 127, 50, 0.1) 0%, transparent 100%);
}
.col-rank {
    text-align: center;
}
.rank-badge {
    font-size: 20px;
}
.col-user {
    font-weight: bold;
    color: var(--text-primary);
}
.username {
    font-size: 14px;
}
.col-wallet {
    text-align: left;
}
.wallet-address {
    font-family: monospace;
    font-size: 12px;
    color: var(--text-secondary);
}
.col-sol {
    text-align: right;
    padding-right: 10px;
}
.sol-amount {
    color: #9945FF;
    font-weight: bold;
    font-size: 14px;
}
.col-usdc {
    text-align: right;
}
.usdc-amount {
    color: #2775ca;
    font-weight: bold;
    font-size: 14px;
}
.leaderboard-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    flex-shrink: 0;
}
.leaderboard-footer p {
    color: var(--text-secondary);
    font-size: 13px;
}
.leaderboard-footer .highlight {
    color: var(--accent);
    font-weight: bold;
}
.table-body::-webkit-scrollbar {
    width: 8px;
}
.table-body::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
.table-body::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}
.table-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ============================================ */
/* LEADERBOARD MOBILE RESPONSIVE */
/* ============================================ */
@media (min-width: 769px) {
    .leaderboard-page {
        height: calc(100vh - 110px);
        max-height: calc(100vh - 110px);
    }
    
    .leaderboard-table {
        flex: 1;
        min-height: 0;
    }
    
    .table-body {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
        overflow-x: hidden;
    }
}

@media (max-width: 768px) {
    .leaderboard-page {
        padding: 0;
        height: calc(100vh - 100px);
        max-height: calc(100vh - 100px);
    }
    
    .leaderboard-header {
        margin-bottom: 12px;
        flex-shrink: 0;
    }
    
    .leaderboard-header h2 {
        font-size: 20px;
        letter-spacing: 1px;
    }
    
    .leaderboard-header p {
        font-size: 12px;
    }
    
    .leaderboard-tabs {
        gap: 6px;
        margin-bottom: 12px;
        flex-shrink: 0;
    }
    
    .tab-btn {
        padding: 10px 12px;
        font-size: 12px;
        flex: 1;
        justify-content: center;
        min-width: 70px;
    }
    
    .tab-icon {
        width: 14px;
        height: 14px;
    }
    
    .leaderboard-table {
        flex: 1;
        min-height: 0;
        border-radius: 8px;
        overflow: hidden;
    }
    
    .table-header {
        display: none;
    }
    
    .table-body {
        flex: 1;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        max-height: none;
        height: auto;
    }
    
    .table-row {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 16px;
        gap: 8px;
        position: relative;
    }
    
    .col-rank {
        display: flex;
        align-items: center;
        gap: 8px;
        width: 100%;
    }
    
    .rank-badge {
        font-size: 24px;
    }
    
    .col-wallet {
        width: 100%;
        text-align: left;
    }
    
    .wallet-address {
        font-size: 11px;
        word-break: break-all;
    }
    
    .col-sol,
    .col-usdc {
        display: flex;
        justify-content: space-between;
        width: 100%;
        padding: 4px 0;
        text-align: left;
    }
    
    .col-sol::before {
        content: "SOL: ";
        color: var(--text-secondary);
        font-size: 11px;
    }
    
    .col-usdc::before {
        content: "USDC: ";
        color: var(--text-secondary);
        font-size: 11px;
    }
    
    .sol-amount,
    .usdc-amount {
        font-size: 14px;
    }
    
    .leaderboard-footer {
        flex-direction: column;
        gap: 8px;
        padding: 12px 16px;
        text-align: center;
        flex-shrink: 0;
    }
    
    .leaderboard-footer p {
        font-size: 12px;
    }
}

@media (max-width: 400px) {
    .leaderboard-page {
        height: calc(100vh - 80px);
        max-height: calc(100vh - 80px);
    }
    
    .leaderboard-header h2 {
        font-size: 18px;
    }
    
    .tab-btn {
        padding: 8px 6px;
        font-size: 11px;
    }
    
    .table-row {
        padding: 10px 12px;
    }
    
    .rank-badge {
        font-size: 20px;
    }
}