/* Стили для иконки закладки (bookmark) */
.bookmark-icon {
    background: none;
    border: none;
    padding: 0;
    margin-left: 10px;
    cursor: pointer;
    vertical-align: middle;
    transition: transform 0.2s;
    outline: none;
    position: relative;
}
.bookmark-icon svg {
    display: block;
    width: 48px;
    height: 48px;
    transition: filter 0.2s, opacity 0.2s;
    opacity: 0.8;
    filter: grayscale(1) brightness(0.8);
}
.bookmark-icon.has-bookmark svg {
    filter: none;
    opacity: 1;
}
.bookmark-icon .bookmark-arrow {
    display: none;
    position: absolute;
    right: -18px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    cursor: pointer;
    z-index: 2;
}
.bookmark-icon.has-bookmark .bookmark-arrow {
    display: inline-block;
}
.bookmark-arrow svg {
    width: 28px;
    height: 28px;
    fill: #e53935;
    filter: drop-shadow(0 0 2px #e53935);
}
.bookmark-icon.remove svg {
    filter: grayscale(1) brightness(0.7);
    opacity: 0.5;
}
#bookmark-removed-info {
    display: none;
    color: #e53935;
    font-weight: bold;
    margin-left: 10px;
    font-size: 1.1em;
}
#bookmark-info {
    display: none;
    color: green;
    font-weight: bold;
    margin-left: 50px; /* Сдвиг вправо, чтобы не перекрывать стрелку */
    font-size: 1.1em;
    opacity: 1;
    transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1);
}
#bookmark-info.fade-out {
    opacity: 0;
    transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1);
}