/* Class Detail Page - Aston Martin Theme */

.class-detail-page {
    max-width: 1000px;
    margin: 0 auto;
}

/* Class Header */
.class-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-6);
    background: var(--color-dark-primary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-8);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-dark-tertiary);
}

.class-info h1 {
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    margin: 0 0 var(--spacing-2) 0;
}

.class-meta {
    color: var(--color-gray-400);
    font-size: var(--font-size-base);
}

.class-grade-summary {
    text-align: right;
}

.current-grade {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.current-grade .letter {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1;
}

.current-grade .percentage {
    font-size: var(--font-size-xl);
    color: var(--color-gray-400);
}

/* Grade Colors in Header */
.current-grade.grade-a .letter { color: var(--color-grade-a); }
.current-grade.grade-b .letter { color: var(--color-grade-b); }
.current-grade.grade-c .letter { color: var(--color-grade-c); }
.current-grade.grade-d .letter { color: var(--color-grade-d); }
.current-grade.grade-f .letter { color: var(--color-grade-f); }

/* Categories Section */
.categories-section {
    margin-bottom: var(--spacing-8);
}

.categories-section .section-header {
    margin-bottom: var(--spacing-4);
}

.categories-section h2 {
    margin: 0;
    color: var(--color-text-primary);
}

/* Empty Categories */
.empty-categories {
    background: var(--color-bg-card);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-10);
    text-align: center;
    color: var(--color-text-secondary);
}

/* Class Actions */
.class-actions {
    display: flex;
    gap: var(--spacing-4);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--color-border);
}

/* Responsive */
@media (max-width: 768px) {
    .class-detail-header {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }
    
    .class-grade-summary {
        text-align: center;
        width: 100%;
    }
    
    .current-grade {
        align-items: center;
    }
    
    .class-actions {
        flex-direction: column;
    }
    
    .class-actions .btn {
        width: 100%;
    }
}