/* Custom scrollbars */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #0a0d14; }
::-webkit-scrollbar-thumb { background: #232e47; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #3b4d75; }

.glass-panel {
    background: rgba(17, 23, 38, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(35, 46, 71, 0.8);
}

.glow-border {
    box-shadow: 0 0 15px -3px rgba(99, 102, 241, 0.2);
}

.heat-cell {
    transition: all 0.2s ease;
}
.heat-cell:hover {
    transform: scale(1.04);
    z-index: 10;
}

.tab-btn.active-tab {
    background-color: #111726;
    border-color: #6366f1;
    color: #818cf8;
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.25);
}

.tab-step-badge {
    transition: all 0.2s ease;
}
.tab-btn.active-tab .tab-step-badge {
    background-color: #6366f1;
    color: #ffffff;
}