/* ============================================================================
   LEADERBOARD PREVIEW CARD STYLES
   Add this to assets/css/index.css
   ============================================================================ */

.leaderboard-preview-section {
    margin: 3rem auto;
    max-width: 1200px;
    padding: 0 1rem;
}

.leaderboard-preview-card {
    background: rgba(0, 20, 0, 0.9);
    border: 2px solid #00ff00;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 0 30px rgba(0, 255, 0, 0.3);
    backdrop-filter: blur(10px);
    animation: cardGlow 3s ease-in-out infinite;
}

@keyframes cardGlow {
    0%, 100% { box-shadow: 0 0 30px rgba(0, 255, 0, 0.3); }
    50% { box-shadow: 0 0 40px rgba(0, 255, 0, 0.5); }
}

.card-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(0, 255, 0, 0.3);
}

.card-header h2 {
    font-size: 2rem;
    margin: 0 0 0.5rem 0;
    color: #00ff00;
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.card-subtitle {
    color: #00cc00;
    font-size: 0.95rem;
    margin: 0;
    opacity: 0.8;
}

.leaderboard-preview-table {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.preview-row {
    display: grid;
    grid-template-columns: 60px 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    background: rgba(0, 40, 0, 0.6);
    border: 1px solid rgba(0, 255, 0, 0.2);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.preview-row:hover {
    background: rgba(0, 60, 0, 0.8);
    border-color: rgba(0, 255, 0, 0.5);
    transform: translateX(5px);
}

/* Special styling for top 3 */
.preview-row.rank-1 {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(0, 40, 0, 0.6));
    border-color: rgba(255, 215, 0, 0.5);
}

.preview-row.rank-2 {
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.15), rgba(0, 40, 0, 0.6));
    border-color: rgba(192, 192, 192, 0.5);
}

.preview-row.rank-3 {
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.15), rgba(0, 40, 0, 0.6));
    border-color: rgba(205, 127, 50, 0.5);
}

.rank-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.rank-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 5px currentColor);
}

.rank-icon.gold {
    animation: goldShine 2s ease-in-out infinite;
}

@keyframes goldShine {
    0%, 100% { filter: drop-shadow(0 0 5px #ffd700); }
    50% { filter: drop-shadow(0 0 15px #ffd700); }
}

.rank-icon.silver {
    filter: drop-shadow(0 0 5px #c0c0c0);
}

.rank-icon.bronze {
    filter: drop-shadow(0 0 5px #cd7f32);
}

.rank-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(0, 255, 0, 0.1);
    border: 2px solid rgba(0, 255, 0, 0.3);
    border-radius: 50%;
    color: #00ff00;
    font-weight: bold;
    font-size: 1.2rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-alias {
    color: #00ff00;
    font-weight: bold;
    font-size: 1.1rem;
    font-family: 'Courier New', monospace;
}

.user-type {
    font-size: 1rem;
    opacity: 0.7;
}

.user-type.registered {
    color: #00ff00;
}

.user-type.guest {
    color: #888;
}

.user-stats {
    display: flex;
    gap: 1rem;
    align-items: center;
    color: #00cc00;
    font-size: 0.9rem;
}

.puzzles-solved,
.best-time {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    background: rgba(0, 255, 0, 0.1);
    border-radius: 4px;
}

.preview-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: #00cc00;
    opacity: 0.7;
}

.card-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 255, 0, 0.3);
}

.view-full-leaderboard-btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, rgba(0, 255, 0, 0.2), rgba(0, 200, 0, 0.3));
    border: 2px solid #00ff00;
    color: #00ff00;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.3);
}

.view-full-leaderboard-btn:hover {
    background: linear-gradient(135deg, rgba(0, 255, 0, 0.3), rgba(0, 200, 0, 0.4));
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
    transform: translateY(-2px);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .leaderboard-preview-card {
        padding: 1.5rem 1rem;
    }
    
    .card-header h2 {
        font-size: 1.5rem;
    }
    
    .preview-row {
        grid-template-columns: 50px 1fr;
        gap: 0.75rem;
    }
    
    .user-stats {
        grid-column: 2;
        justify-content: flex-start;
        margin-top: 0.5rem;
        gap: 0.5rem;
        font-size: 0.85rem;
    }
    
    .rank-icon {
        font-size: 1.5rem;
    }
    
    .rank-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .user-alias {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .card-header h2 {
        font-size: 1.25rem;
    }
    
    .user-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .view-full-leaderboard-btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
}