.site-shell {
  --shell-pad: 24px;
  margin: 0 auto;
  max-width: 1320px;
  padding: 0 var(--shell-pad) 56px;
}

.topbar {
  align-items: center;
  background: rgba(251, 251, 253, 0.68);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(16, 17, 20, 0.08);
  display: flex;
  justify-content: space-between;
  margin: 0 calc(var(--shell-pad) * -1) 28px;
  padding: 20px var(--shell-pad) 18px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-actions {
  align-items: center;
  display: flex;
  gap: 12px;
}

.brand {
  align-items: center;
  display: flex;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  border-radius: 14px;
  box-shadow: 0 8px 18px rgba(16, 17, 20, 0.08);
  height: 46px;
  width: 46px;
}

.brand-title {
  color: var(--tv-black);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.1;
}

.brand-subtitle {
  color: var(--tv-muted);
  font-size: 0.78rem;
}

.topbar-link {
  border: 1px solid rgba(16, 17, 20, 0.12);
  border-radius: 999px;
  color: var(--tv-black);
  font-size: 0.86rem;
  font-weight: 700;
  padding: 10px 14px;
  text-decoration: none;
}

.topbar-link.active {
  border-color: rgba(217, 13, 22, 0.35);
  color: var(--tv-red);
}

.profile-avatar {
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(16, 17, 20, 0.08);
  height: 46px;
  object-fit: cover;
  width: 46px;
}

.page-layout {
  display: grid;
  gap: 40px;
  grid-template-columns: 190px minmax(0, 1fr);
}

.side-menu {
  padding-top: 18px;
}

.side-menu-title {
  color: var(--tv-black);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.6rem;
  margin: 0 0 14px;
}

.side-nav {
  display: grid;
  gap: 8px;
}

.side-nav .topbar-link {
  background: transparent;
  border: 0;
  border-left: 2px solid transparent;
  border-radius: 0;
  box-shadow: none;
  padding: 8px 0 8px 12px;
}

.side-nav .topbar-link:hover {
  box-shadow: none;
  transform: none;
}

.side-nav .topbar-link.active {
  border-left-color: var(--tv-red);
}

.content-column {
  min-width: 0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.simple-list {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-top: 18px;
}

.simple-list-item {
  align-content: start;
  border-top: 1px solid rgba(16, 17, 20, 0.08);
  display: grid;
  gap: 8px;
  padding-top: 14px;
}

@media (max-width: 980px) {
  .page-layout {
    gap: 24px;
    grid-template-columns: 1fr;
  }

  .side-menu {
    padding-top: 0;
  }

  .side-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-shell {
    --shell-pad: 14px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .topbar-actions {
    flex-wrap: wrap;
    justify-content: space-between;
    width: 100%;
  }

  .side-nav {
    grid-template-columns: 1fr;
  }

  .simple-list {
    gap: 16px;
    grid-template-columns: 1fr;
  }
}