.top-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 38px;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(238, 229, 215, 0.72);
  font: inherit;
  font-size: 14px;
  letter-spacing: 0.04em;
}

.article-mode .top-back {
  color: #6b521b;
}

.site-bottom-nav {
  position: fixed;
  right: max(12px, calc((100vw - 448px) / 2 + 12px));
  bottom: 14px;
  left: max(12px, calc((100vw - 448px) / 2 + 12px));
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  padding: 7px;
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 24px;
  background: rgba(22, 19, 11, 0.88);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(16px);
}

.site-bottom-nav-item {
  display: grid;
  min-width: 0;
  min-height: 54px;
  padding: 6px 0 5px;
  place-items: center;
  gap: 3px;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: rgba(238, 229, 215, 0.74);
  font: inherit;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.site-bottom-nav-item.is-active,
.site-bottom-nav-item:active {
  background: rgba(242, 202, 80, 0.12);
  color: #f2ca50;
}

.site-bottom-nav-item svg {
  width: 20px;
  height: 20px;
}