@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

body { 
    font-family: 'Inter', sans-serif; 
    background-color: #0b0f19; 
    color: #f8fafc; 
}

.glass { 
    background: rgba(30, 41, 59, 0.6); 
    backdrop-filter: blur(16px); 
    border: 1px solid rgba(255, 255, 255, 0.05); 
}

.glass-panel { 
    background: linear-gradient(145deg, rgba(30,41,59,0.8) 0%, rgba(15,23,42,0.8) 100%); 
    border: 1px solid rgba(255, 255, 255, 0.05); 
}

.custom-scrollbar::-webkit-scrollbar { width: 6px; height: 6px; }
.custom-scrollbar::-webkit-scrollbar-track { background: transparent; }
.custom-scrollbar::-webkit-scrollbar-thumb { background: #334155; border-radius: 10px; }
.custom-scrollbar::-webkit-scrollbar-thumb:hover { background: #475569; }

@keyframes fadeIn { 
    from { opacity: 0; transform: translateY(10px); } 
    to { opacity: 1; transform: translateY(0); } 
}

.animate-fade-in { animation: fadeIn 0.4s ease-out forwards; }

.grade-excellent { color: #10b981; }
.grade-good { color: #3b82f6; }     
.grade-warning { color: #f59e0b; }  
.grade-danger { color: #ef4444; }