.simulation-card {
                    position: relative;
                    background: var(--bg-card);
                    border-radius: 16px;
                    padding: 28px;
                    margin-bottom: 32px;
                    cursor: pointer;
                    transition: all 0.3s ease;
                    overflow: hidden;
                    border: 2px solid transparent;
                    background-clip: padding-box;
                }
                .simulation-card::before {
                    content: '';
                    position: absolute;
                    inset: -2px;
                    border-radius: 18px;
                    background: linear-gradient(135deg, #4F46E5, #6366F1, #6366F1, #7C3AED, #4F46E5);
                    background-size: 300% 300%;
                    animation: simGradient 4s ease infinite;
                    z-index: -1;
                }
                .simulation-card::after {
                    content: '';
                    position: absolute;
                    inset: -8px;
                    border-radius: 24px;
                    background: linear-gradient(135deg, rgba(79,70,229,0.3), rgba(99,102,241,0.3), rgba(124,58,237,0.3));
                    background-size: 300% 300%;
                    animation: simGradient 4s ease infinite;
                    filter: blur(20px);
                    z-index: -2;
                    opacity: 0.6;
                }
                @keyframes simGradient {
                    0% { background-position: 0% 50%; }
                    50% { background-position: 100% 50%; }
                    100% { background-position: 0% 50%; }
                }
                .simulation-card:hover {
                    transform: translateY(-4px);
                }
                .simulation-card:hover::after {
                    opacity: 1;
                }
                .simulation-card-inner {
                    display: flex;
                    align-items: center;
                    gap: 20px;
                    flex-wrap: wrap;
                }
                .simulation-card-icon {
                    width: 64px;
                    height: 64px;
                    border-radius: 16px;
                    background: linear-gradient(135deg, #4F46E5, #6366F1);
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    font-size: 32px;
                    flex-shrink: 0;
                }
                .simulation-card-content { flex: 1; min-width: 200px; }
                .simulation-card-content h3 {
                    font-size: 1.3rem;
                    font-weight: 800;
                    margin-bottom: 4px;
                    background: linear-gradient(135deg, #6366F1, #818CF8);
                    -webkit-background-clip: text;
                    -webkit-text-fill-color: transparent;
                    background-clip: text;
                }
                .simulation-card-content p {
                    color: var(--text-secondary);
                    font-size: 0.95rem;
                    margin: 0;
                }
                .simulation-card-badges {
                    display: flex;
                    gap: 8px;
                    margin-top: 10px;
                    flex-wrap: wrap;
                }
                .sim-badge {
                    padding: 4px 12px;
                    border-radius: 20px;
                    font-size: 0.78rem;
                    font-weight: 600;
                    background: rgba(99,102,241,0.12);
                    color: var(--green-400);
                    border: 1px solid rgba(99,102,241,0.2);
                }
                .simulation-card-arrow {
                    width: 40px;
                    height: 40px;
                    border-radius: 50%;
                    background: var(--bg-tertiary);
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    flex-shrink: 0;
                    transition: all 0.3s ease;
                }
                .simulation-card:hover .simulation-card-arrow {
                    background: linear-gradient(135deg, #4F46E5, #6366F1);
                }
                /* Simulation timer styles */
                .sim-timer-danger { color: #EF4444 !important; animation: timerPulse 1s ease infinite; }
                .sim-timer-danger svg { stroke: #EF4444 !important; }
                @keyframes timerPulse {
                    0%, 100% { opacity: 1; }
                    50% { opacity: 0.6; }
                }
                /* Section divider */
                .section-divider-overlay {
                    position: fixed; inset: 0; z-index: 9999;
                    background: rgba(0,0,0,0.7);
                    display: flex; align-items: center; justify-content: center;
                    backdrop-filter: blur(8px);
                }
                .section-divider-box {
                    background: var(--bg-secondary);
                    border-radius: 20px;
                    padding: 40px 50px;
                    text-align: center;
                    border: 2px solid var(--border-glow);
                    box-shadow: var(--shadow-lg);
                    max-width: 90%;
                }
                .section-divider-box h2 { font-size: 1.6rem; margin-bottom: 8px; }
                .section-divider-box p { color: var(--text-secondary); margin-bottom: 20px; }
                /* Simulation results extras */
                .sim-results-grid {
                    display: grid;
                    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
                    gap: 16px;
                    margin: 20px 0;
                }
                .sim-result-card {
                    background: var(--bg-card);
                    border-radius: 14px;
                    padding: 20px;
                    text-align: center;
                    border: 1px solid var(--border-color);
                }
                .sim-result-card .sim-label { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 6px; }
                .sim-result-card .sim-value { font-size: 1.8rem; font-weight: 800; }
                .sim-result-card .sim-sub { color: var(--text-muted); font-size: 0.8rem; margin-top: 4px; }
                .sim-estimated { color: #F59E0B; }
                .share-buttons { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 16px; }
                .share-btn {
                    display: inline-flex; align-items: center; gap: 6px;
                    padding: 10px 18px; border-radius: 10px; font-size: 0.9rem;
                    font-weight: 600; border: none; cursor: pointer;
                    transition: all 0.2s ease; color: white; text-decoration: none;
                }
                .share-btn-whatsapp { background: #25D366; }
                .share-btn-whatsapp:hover { background: #1EBE57; }
                .share-btn-twitter { background: #1DA1F2; }
                .share-btn-twitter:hover { background: #0D95E8; }
                .share-btn-copy { background: var(--bg-tertiary); color: var(--text-primary); }
                .share-btn-copy:hover { background: var(--bg-card-hover); }