/* ============================================
   LEADERBOARD & PLAYER STATS
   ============================================ */

.leaderboard-section {
    margin-top: 80px;
    animation: fadeInUp 0.6s ease-out 0.6s both;
}

.leaderboard-section h2 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(24px, 5vw, 32px);
    font-weight: 800;
    color: var(--teal);
    margin-bottom: 24px;
    text-align: center;
}

/* ============================================
   TABS (Filtre par difficulté)
   ============================================ */
.tabs {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 10px 20px;
    background: var(--white);
    border: 2px solid var(--teal-light);
    border-radius: 8px;
    font-family: 'Syne', sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-muted);
}

.tab-btn:hover {
    border-color: var(--teal-mid);
    color: var(--teal-mid);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--teal-mid), var(--teal-dark));
    border-color: var(--teal-dark);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

/* ============================================
   LEADERBOARD LIST
   ============================================ */
.leaderboard {
    background: linear-gradient(135deg, var(--teal-light), var(--white));
    border-radius: 16px;
    padding: 24px;
    border: 2px solid var(--teal-mid);
    margin-bottom: 48px;
    box-shadow: var(--shadow-sm);
}

.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rank-item {
    display: grid;
    grid-template-columns: 50px 1fr auto auto;
    align-items: center;
    gap: 16px;
    background: var(--white);
    padding: 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    border-left: 4px solid var(--teal-light);
    position: relative;
    overflow: hidden;
}

.rank-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(29, 158, 117, 0.1), transparent);
    transition: left 0.5s ease;
}

.rank-item:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 12px rgba(15, 110, 86, 0.15);
    border-left-color: var(--teal-mid);
}

.rank-item:hover::before {
    left: 100%;
}

/* Rang numéro ou médaille */
.rank-number {
    font-weight: 800;
    font-size: 18px;
    color: var(--teal-mid);
    text-align: center;
    font-family: 'Syne', sans-serif;
}

.rank-number.medal-1 {
    font-size: 24px;
}

.rank-number.medal-1::before {
    content: '🥇';
    display: block;
}

.rank-number.medal-2::before {
    content: '🥈';
    display: block;
    font-size: 20px;
}

.rank-number.medal-3::before {
    content: '🥉';
    display: block;
    font-size: 20px;
}

/* Infos joueur */
.rank-info {
    flex: 1;
}

.player-name {
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
    font-size: 14px;
}

.player-stats {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.player-stats span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* Score et difficulté */
.rank-score {
    font-weight: 700;
    color: var(--teal-dark);
    font-size: 18px;
    font-family: 'Syne', sans-serif;
    min-width: 60px;
    text-align: right;
}

.rank-difficulty {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 8px;
    border-radius: 4px;
    background: var(--teal-light);
    color: var(--teal-dark);
    min-width: 60px;
    text-align: center;
}

.rank-difficulty.easy {
    background: #C8E6C9;
    color: #2E7D32;
}

.rank-difficulty.normal {
    background: var(--teal-light);
    color: var(--teal-dark);
}

.rank-difficulty.hard {
    background: #FFCCBC;
    color: #D84315;
}

/* Message si pas de scores */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.empty-state-text {
    font-size: 14px;
    margin-bottom: 8px;
}

.empty-state-hint {
    font-size: 12px;
    opacity: 0.7;
}

/* ============================================
   PLAYER STATS SECTION
   ============================================ */
.player-stats {
    background: linear-gradient(135deg, rgba(15, 110, 86, 0.05), transparent);
    border-radius: 16px;
    padding: 32px;
    border: 2px solid var(--teal-light);
}

.player-stats h3 {
    font-family: 'Syne', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--teal);
    margin-bottom: 24px;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.stat-card {
    background: var(--white);
    border: 2px solid var(--teal-light);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--teal-mid);
}

.stat-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.stat-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--teal-mid), var(--teal-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Syne', sans-serif;
}

.stat-card.high-value .stat-value {
    font-size: 32px;
    animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================
   NO DATA STATE
   ============================================ */
.no-stats {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.no-stats-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.no-stats-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.no-stats-desc {
    font-size: 13px;
    opacity: 0.8;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .leaderboard-section h2 {
        font-size: 24px;
    }
    
    .tabs {
        gap: 6px;
    }
    
    .tab-btn {
        padding: 8px 16px;
        font-size: 11px;
    }
    
    .rank-item {
        grid-template-columns: 40px 1fr auto;
        gap: 12px;
    }
    
    .rank-difficulty {
        display: none;
    }
    
    .rank-number {
        font-size: 16px;
    }
    
    .rank-score {
        font-size: 16px;
    }
    
    .player-stats {
        padding: 24px;
    }
    
    .player-stats h3 {
        font-size: 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .stat-icon {
        font-size: 28px;
        margin-bottom: 8px;
    }
    
    .stat-value {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .leaderboard {
        padding: 16px;
        border-radius: 12px;
    }
    
    .tabs {
        gap: 4px;
    }
    
    .tab-btn {
        padding: 6px 12px;
        font-size: 10px;
    }
    
    .rank-item {
        grid-template-columns: 40px 1fr;
        gap: 10px;
        padding: 12px;
    }
    
    .rank-score {
        grid-column: 1 / -1;
        text-align: left;
        margin-top: 8px;
    }
    
    .rank-number {
        font-size: 14px;
    }
    
    .player-name {
        font-size: 13px;
    }
    
    .player-stats {
        padding: 16px;
    }
    
    .player-stats h3 {
        font-size: 18px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 12px;
    }
    
    .stat-icon {
        font-size: 24px;
    }
    
    .stat-value {
        font-size: 20px;
    }
}
