.flex-information.publication {
    position: relative;
    margin: 1vw 1vw 0 1vw;
}

.paper-info {
    display: flex;
    flex-direction: column; /* 垂直排列 */
    margin-left: 1.5vw;
    width: 80%; /* 保证 content 宽度适应父容器 */
    font-size: 1.3vw;
    gap: 1vw;
}

.paper-image {
    width: 15vw; /* 图片宽度 */
    height: auto;
    border-radius: 0.5vw;
    /* box-shadow: 0.5vw 0.5vw 0.3vw rgba(0, 0, 0, 0.3); */
    box-shadow: var(--shadow);
}

.bib-text {
    margin: 0;
    white-space: pre-wrap;
}

.ccf-rank {
    --f: 0.5vw; /* control the folded part*/
    --r: 0.5vw; /* control the ccf-rank shape */
    --t: 0.5vw; /* control the distance from the top */

    position: absolute;
    color: white;
    font-weight: bold;
    font-size: 1vw;
    inset: var(--t) calc(-1 * var(--f)) auto auto;
    padding: 0 1vw var(--f) calc(1vw + var(--r));
    clip-path:
        polygon(0 0, 100% 0, 100% calc(100% - var(--f)),
        calc(100% - var(--f)) 100%,
        calc(100% - var(--f)) calc(100% - var(--f)),
        0 calc(100% - var(--f)),
        var(--r) calc(50% - var(--f) / 2));
    box-shadow: 0 calc(-1 * var(--f)) 0 inset #0005;
    transition: transform 0.3s ease;
    user-select: none;
}

.ccf-rank:hover {
    transform: scale(1.05);
}

.ccf-rank.A {
    background-color: #ffd700;
}

.ccf-rank.B {
    background-color: #c0c0c0;
}

.ccf-rank.C {
    background-color: #cd7f32;
}