.div-main-content-panel {
    display: flex;
    flex-direction: row;
    align-items: top;
    justify-content: left;
    gap: 40px;
    height: 200px;
    width: 600px;
    padding-top: 40px;
}

.div-courses-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 32px;
    padding: 80px 24px;
    width: 100%;
}

.course-card {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 280px;
    height: 320px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    cursor: pointer;
    transition: box-shadow 0.2s ease, transform 0.15s ease;
}
.course-card:hover,
.course-card:focus,
.course-card:active { text-decoration: none; }
.course-card:hover  { transform: translateY(-4px); }
.course-card:active { transform: translateY(0); }

.course-card--physics {
    background: var(--color-action-gradient);
    box-shadow: 0 6px 24px rgba(16, 185, 129, 0.30);
}
.course-card--physics:hover  { box-shadow: 0 12px 36px rgba(16, 185, 129, 0.45); }
.course-card--physics:active { box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25); }

.course-card--math {
    background: linear-gradient(135deg, #4c014a, #7c2d7c);
    box-shadow: 0 6px 24px rgba(76, 1, 74, 0.35);
}
.course-card--math:hover  { box-shadow: 0 12px 36px rgba(76, 1, 74, 0.50); }
.course-card--math:active { box-shadow: 0 4px 12px rgba(76, 1, 74, 0.25); }

.course-card-deco {
    position: absolute;
    color: rgba(255, 255, 255, 0.13);
    font-weight: 700;
    pointer-events: none;
    user-select: none;
    line-height: 1;
    font-family: 'Georgia', serif;
}

.course-card-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
    padding: 32px 24px;
}

.course-card-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.22);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: #ffffff;
    text-transform: uppercase;
    transition: background 0.15s ease;
}
.course-card:hover .course-card-badge { background: rgba(255, 255, 255, 0.32); }

.course-card-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: #ffffff;
    margin: 0;
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.course-card-sub {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.80);
    margin: 0;
    line-height: 1.5;
}