css
/* Grade List Component Styles */
.grade-list-component {
    font-family: var(--font-family-primary, 'Inter', sans-serif);
}

/* Grid Layout Styles */
.grade-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    max-width: 1200px;
    margin: 0 auto;
}

.grade-grid-item {
    border: 2px solid var(--calcubo-primary, #4f46e5) !important;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base, 0.3s ease);
    min-height: 140px;
    display: flex;
    flex-direction: column;
}

.grade-grid-item:hover {
    border-color: var(--calcubo-secondary, #06b6d4) !important;
    background: var(--gradient-primary, linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%));
    color: white !important;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
}

.grade-grid-item:hover .text-muted {
    color: rgba(255, 255, 255, 0.8) !important;
}

.grade-grid-item:hover .badge {
    background: rgba(255, 255, 255, 0.2) !important;
    color: white !important;
}

.grade-emoji-wrapper {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary, linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%));
    border-radius: var(--border-radius-full, 50rem);
    color: white;
    font-size: 1.5rem;
}

.grade-grid-item:hover .grade-emoji-wrapper {
    background: rgba(255, 255, 255, 0.2);
}

/* Card Layout Improvements */
.grade-card {
    border: none;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg, 1.5rem);
    box-shadow: var(--shadow-md, 0 4px 6px -1px rgba(0, 0, 0, 0.1));
    transition: all var(--transition-base, 0.3s ease);
    overflow: hidden;
}

.grade-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl, 0 20px 25px -5px rgba(0, 0, 0, 0.1));
}

.grade-card .card-body {
    padding: 2rem;
}

.grade-card .grade-emoji {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.grade-card .card-title {
    font-family: var(--font-family-display, 'Poppins', sans-serif);
    font-weight: 600;
    color: var(--calcubo-primary, #4f46e5);
    margin-bottom: 0.75rem;
}

.grade-card .card-text {
    color: #6b7280;
    line-height: 1.6;
}

.grade-card .badge {
    background: var(--bs-primary, #0d6efd) !important;
    color: white;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full, 50rem);
}

/* List Layout Improvements */
.grade-list-item {
    border: none;
    border-left: 4px solid var(--calcubo-primary, #4f46e5);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    margin-bottom: 1rem;
    border-radius: var(--border-radius-base, 1rem);
    box-shadow: var(--shadow-sm, 0 1px 2px 0 rgba(0, 0, 0, 0.05));
    transition: all var(--transition-base, 0.3s ease);
}

.grade-list-item:hover {
    border-left-color: var(--calcubo-secondary, #06b6d4);
    box-shadow: var(--shadow-md, 0 4px 6px -1px rgba(0, 0, 0, 0.1));
    transform: translateX(5px);
}



/* Responsive Design */
@media (max-width: 768px) {
    .grade-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .grade-grid-item {
        min-height: 120px;
    }
    
    .grade-emoji-wrapper {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .grade-grid-item {
        min-height: 100px;
        padding: 1rem !important;
    }
}

/* Loading and Error States */
.grade-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    color: var(--calcubo-primary, #4f46e5);
}

.grade-error {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    border: 1px solid #f87171;
    color: #dc2626;
}

/* Focus States for Accessibility */
.grade-grid-item:focus,
.grade-card:focus,
.grade-list-item:focus {
    outline: 2px solid var(--calcubo-primary, #4f46e5);
    outline-offset: 2px;
}