.main {
    padding: 40px;
    background-color: #efefef;
    color: #fff;
}
.card-custom {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    color: #000;
}
.card-top-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}
.card-top-row div {
    flex: 1;
    text-align: center;
    font-weight: 500;
}
.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #8c1d1d;
}
.card-authors {
    font-size: 0.95rem;
    margin-bottom: 15px;
}
.btn-primary {
    background-color: #8c1d1d !important;
    border-color: #8c1d1d !important;
}
.btn-primary:hover {
    background-color: #a52b2b !important;
    border-color: #a52b2b !important;
}
.form-control {
    border-radius: 8px;
}