.courses-hero {
    background: linear-gradient(135deg, #0f2f52 0%, #0f4c81 100%);
    color: #ffffff;
    padding: 2.2rem 0 2rem;
}

.courses-hero h1 {
    margin: 0.5rem 0 0.5rem;
    font-size: 2rem;
}

.courses-hero p {
    margin: 0;
    opacity: 0.85;
    font-size: 1.05rem;
}

.breadcrumb-link {
    color: #a8caff;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
}

.courses-main {
    padding: 2.2rem 0 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.courses-section {
    background: #ffffff;
    border: 1px solid #dce6f5;
    border-radius: 14px;
    padding: 1.4rem 1.5rem;
}

.courses-group-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0;
    margin-bottom: 1.1rem;
    color: #0f2f52;
    font-size: 1.2rem;
}

.badge-ug,
.badge-pg {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 5px;
    padding: 0.22rem 0.52rem;
}

.badge-ug {
    background: #dbeafe;
    color: #1d4ed8;
}

.badge-pg {
    background: #ede9fe;
    color: #6d28d9;
}

.courses-table-wrap {
    overflow-x: auto;
}

.courses-table {
    width: 100%;
    border-collapse: collapse;
}

.courses-table thead th {
    background: #f0f6ff;
    color: #0f2f52;
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.7rem 0.85rem;
    border-bottom: 2px solid #d0def5;
    text-align: left;
}

.courses-table tbody tr {
    border-bottom: 1px solid #e8eff9;
    transition: background 0.15s;
}

.courses-table tbody tr:hover {
    background: #f7faff;
}

.courses-table tbody td {
    padding: 0.85rem 0.85rem;
    vertical-align: middle;
    color: #1f2937;
}

.courses-table tbody td:first-child {
    font-weight: 700;
    color: #0f4c81;
    text-align: center;
    width: 56px;
}

.course-desc {
    font-size: 0.83rem;
    color: #6b7280;
    margin-top: 0.2rem;
    line-height: 1.5;
}

.seats {
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f4c81;
    text-align: center;
}

.type-tag {
    display: inline-block;
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.2rem 0.7rem;
    white-space: nowrap;
}

.courses-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.info-block {
    background: #ffffff;
    border: 1px solid #dce6f5;
    border-radius: 12px;
    padding: 1.1rem 1.2rem;
}

.info-block h3 {
    margin-top: 0;
    color: #0f4c81;
    font-size: 1rem;
}

.info-block p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #374151;
}

@media (max-width: 900px) {
    .courses-info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 660px) {
    .courses-section {
        padding: 1rem;
    }

    .courses-table thead th,
    .courses-table tbody td {
        padding: 0.6rem 0.5rem;
    }

    .courses-hero h1 {
        font-size: 1.5rem;
    }
}