/* css/components/cards.css */
.stat-card, .subject-card {
    background-color: var(--clr-bg-secondary);
    border: 1px solid var(--clr-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.stat-card:hover, .subject-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card h3 {
    font-size: 1rem;
    color: var(--clr-text-muted);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--clr-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
    margin-bottom: 2.5rem;
}

.subjects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* Margins helpers (replacing bootstrap classes) */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }

.subject-progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}