/* ═══════════════════════════════════════════════════════════════════
   LEADERBOARD CSS — Mathico Global Ranking
   ═══════════════════════════════════════════════════════════════════ */

.leaderboard-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.leaderboard-content {
    background: var(--bg-card);
    color: var(--text-primary);
    border-radius: 24px;
    padding: 24px;
    width: 90%;
    max-width: 600px;
    height: 85vh;
    /* Fixed height to allow scrolling inner content */
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    position: relative;
    border: 4px solid var(--border-color);
}

.leaderboard-header {
    text-align: center;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.leaderboard-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.leaderboard-stats {
    flex: 1;
    overflow-y: auto;
    padding-right: 8px;
}

/* Custom scrollbar */
.leaderboard-stats::-webkit-scrollbar {
    width: 8px;
}

.leaderboard-stats::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 8px;
}

.leaderboard-stats::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 8px;
}

.lb-row {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-radius: 16px;
    margin-bottom: 8px;
    gap: 12px;
    transition: transform 0.2s, background 0.2s;
    border: 2px solid transparent;
}

.lb-row:hover {
    transform: scale(1.02);
}

.lb-rank {
    font-size: 1.2rem;
    font-weight: 800;
    width: 30px;
    text-align: center;
    color: var(--text-secondary);
}

/* Podium Styling */
.lb-row.rank-1 {
    background: linear-gradient(135deg, rgba(254, 240, 138, 0.5), rgba(250, 204, 21, 0.3));
    border-color: #fbbf24;
}

.lb-row.rank-2 {
    background: linear-gradient(135deg, rgba(226, 232, 240, 0.5), rgba(203, 213, 225, 0.3));
    border-color: #94a3b8;
}

.lb-row.rank-3 {
    background: linear-gradient(135deg, rgba(254, 215, 170, 0.5), rgba(253, 186, 116, 0.3));
    border-color: #f97316;
}

/* Dark mode podium */
body.dark-mode .lb-row.rank-1,
[data-theme="dark"] .lb-row.rank-1 {
    background: rgba(250, 204, 21, 0.15);
    border-color: rgba(250, 204, 21, 0.5);
}

body.dark-mode .lb-row.rank-2,
[data-theme="dark"] .lb-row.rank-2 {
    background: rgba(148, 163, 184, 0.15);
    border-color: rgba(148, 163, 184, 0.5);
}

body.dark-mode .lb-row.rank-3,
[data-theme="dark"] .lb-row.rank-3 {
    background: rgba(249, 115, 22, 0.15);
    border-color: rgba(249, 115, 22, 0.5);
}

.lb-avatar {
    font-size: 1.5rem;
    background: var(--bg-card);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.lb-info {
    flex: 1;
}

.lb-name {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.lb-score-grid {
    display: flex;
    gap: 16px;
    margin-top: 4px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.lb-score-grid span {
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
}

.lb-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-weight: 600;
}