.delete-container {
        background: white;
        border-radius: 1rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        padding: 2rem;
        margin: 2rem 0;
        max-width: 600px;
}

.delete-header {
    text-align: center;
    margin-bottom: 2rem;
}

.delete-icon {
    font-size: 4rem;
    color: #dc2626;
    margin-bottom: 1rem;
}

.delete-title {
    color: #1e293b;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.delete-subtitle {
    color: #6b7280;
    margin: 0;
}

.subject-info {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin: 2rem 0;
}

.subject-info h5 {
    color: #991b1b;
    font-weight: 600;
    margin-bottom: 1rem;
}

.subject-detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.subject-detail:last-child {
    margin-bottom: 0;
}

.warning-box {
    background: #fffbeb;
    border: 1px solid #fed7aa;
    border-left: 4px solid #f59e0b;
    border-radius: 0.5rem;
    padding: 1rem;
    margin: 1.5rem 0;
}

.warning-box h6 {
    color: #92400e;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.warning-box p {
    color: #92400e;
    margin: 0;
    font-size: 0.875rem;
}

.btn-danger {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    color: white;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4);
}

.btn-secondary {
    background: #6b7280;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    color: white;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease;
}

.btn-secondary:hover {
    background: #4b5563;
    color: white;
    text-decoration: none;
}