.body--app {
  overflow-x: hidden;
}

.app-shell {
  display: grid;
  grid-template-columns: 244px minmax(0, 1fr);
  min-height: 100vh;
  align-items: start;
  gap: 12px;
  padding: 12px;
}

.sidebar {
  position: sticky;
  top: 12px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: calc(100vh - 24px);
  align-self: start;
  padding: 22px 18px 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  background:
    radial-gradient(circle at top left, rgba(127, 29, 29, 0.2), transparent 34%),
    linear-gradient(180deg, rgba(20, 23, 27, 0.98), rgba(15, 17, 20, 0.98));
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.02);
  overflow-y: auto;
}

.sidebar__top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 6px 10px;
}

.sidebar__top--profile {
  align-items: center;
  padding: 6px 4px 12px;
}

.sidebar__avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  border: 1px solid rgba(217, 152, 152, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(127, 29, 29, 0.78), rgba(56, 16, 16, 0.94));
  box-shadow:
    0 12px 24px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.sidebar__avatar-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.sidebar__avatar-text {
  color: #f5eaea;
  font-family: "Marcellus", Georgia, serif;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.sidebar__profile-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar__profile-handle {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.sidebar__profile-level {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sidebar__menu {
  display: grid;
  gap: 6px;
  margin-top: 18px;
}

.sidebar__menu--bottom {
  margin-top: auto;
  padding-top: 16px;
}

.sidebar__separator {
  display: block;
  height: 1px;
  margin: 6px 8px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0));
}

.sidebar__section-title {
  margin: 0 0 4px;
  padding: 0 12px;
  color: #d99898;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sidebar__link {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: #cfd4dc;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition:
    color 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    transform 160ms ease;
}

.sidebar__link:hover {
  border-color: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.03);
  transform: translateX(1px);
}

.sidebar__link--active {
  border-color: rgba(153, 27, 27, 0.22);
  color: #f8e6e6;
  background:
    linear-gradient(90deg, rgba(127, 29, 29, 0.16), rgba(127, 29, 29, 0.05));
}

.sidebar__icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  opacity: 0.88;
  transition: transform 180ms ease, opacity 180ms ease, filter 180ms ease;
}

.sidebar__link--active .sidebar__icon,
.sidebar__link:hover .sidebar__icon {
  opacity: 1;
  transform: translateX(1px) scale(1.06);
  filter: drop-shadow(0 0 6px rgba(153, 27, 27, 0.18));
}

.sidebar__link-text {
  display: block;
}

.sidebar__badge {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border: 1px solid rgba(153, 27, 27, 0.24);
  border-radius: 999px;
  background: rgba(127, 29, 29, 0.18);
  color: #f6e6e6;
  font-size: 0.67rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.01em;
}

.sidebar__link:hover .sidebar__badge,
.sidebar__link--active .sidebar__badge {
  border-color: rgba(153, 27, 27, 0.34);
  background: rgba(127, 29, 29, 0.24);
}

.sidebar__footer {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding: 14px 12px 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    rgba(255, 255, 255, 0.015);
}

.sidebar__meta-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.sidebar__meta-label {
  color: #d99898;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sidebar__meta-value {
  color: #e5e9ef;
  font-size: 0.74rem;
  font-weight: 600;
  text-align: right;
}

.sidebar__logout {
  margin-top: 4px;
}

.sidebar__logout-button {
  width: 100%;
}

.app-shell__content {
  display: grid;
  gap: 12px;
  align-content: start;
  min-width: 0;
}

.flash-stack--app {
  width: auto;
  margin: 4px 0 0;
}

.shell--app {
  width: auto;
  margin: 0;
  padding: 4px 0 24px;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 0;
    padding: 0;
  }

  .sidebar {
    position: static;
    min-height: auto;
    max-height: none;
    align-self: auto;
    border-left: 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    border-top: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .sidebar__menu--bottom {
    margin-top: 18px;
    padding-top: 0;
  }
}

@media (max-width: 720px) {
  .sidebar {
    padding: 16px 14px 14px;
  }

  .flash-stack--app {
    margin: 14px 14px 0;
  }

  .shell--app {
    padding: 14px 14px 24px;
  }
}