.indices-doc {
    position: relative;
    background: #232522;
    padding: 88px 0 58px;
    overflow: hidden;
}
.indices-doc__topic-text {
    margin: 12px 0 10px;
    font-size: 15px;
    font-weight: 400;
    line-height: 20px;
    color: #fff;
}
.indices-doc::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.15));
    pointer-events: none;
}
.indices-doc__container {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 54px;
    display: flex;
    justify-content: flex-end;
}
.indices-doc__main {
    width: min(100%, 560px);
}
.indices-doc__title {
    margin: 0 0 14px;
    color: #fff;
    font-size: 58px;
    font-weight: 500;
    line-height: 58px;
}
.indices-doc__description {
    margin: 0 0 18px;
    color: #fff;
    opacity: 0.8;
    font-size: 16px;
    line-height: 20px;
}
.indices-doc__topics {
    border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.indices-doc__topic {
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}
.indices-doc__topic summary {
    list-style: none;
    cursor: pointer;
    color: #fff;
    font-size: 16px;
    line-height: 32px;
    padding: 10px 20px 10px 0;
    position: relative;
}
.indices-doc__topic summary::-webkit-details-marker {
    display: none;
}
.indices-doc__topic summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}
.indices-doc__topic[open] summary::after {
    content: '−';
}
.indices-doc__paper {
    margin-top: 34px;
    padding: 22px 24px;
    border-radius: 8px;
    background:
        linear-gradient(180deg, rgba(25, 25, 28, 0.88), rgba(25, 25, 28, 0.88)),
        url('../../../../img/page-indices/doc-card-bg.png') center / cover no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.indices-doc__paper-kicker {
    margin: 0 0 10px;
    color: #fff;
    font-size: 10px;
    line-height: 10px;
}
.indices-doc__paper-title {
    margin: 0 0 10px;
    color: #0080ff;
    font-size: 34px;
    font-weight: 300;
    line-height: 32px;
}
.indices-doc__paper-text {
    margin: 0 0 16px;
    color: #fff;
    font-size: 10px;
    line-height: 12px;
}
.indices-doc__paper-btn {
    display: inline-flex;
    min-height: 28px;
    padding: 8px 12px;
    border-radius: 6px;
    align-items: center;
    justify-content: center;
    background: #0080ff;
    color: #fff;
    text-decoration: none;
    font-size: 11px;
    line-height: 1;
}
@media (max-width: 768px) {
    .indices-doc {
        padding: 60px 0 40px;
    }
    .indices-doc__container {
        padding: 0 20px;
        justify-content: flex-start;
    }
    .indices-doc__title {
        font-size: 42px;
        line-height: 1.05;
    }
}