.notification-center {
  margin-top: 16px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-panel);
  box-shadow: var(--shadow-sm);
}

.notification-center__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.notification-center__title-wrap {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.notification-center__title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.notification-center__badge {
  min-width: 22px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

.notification-center__badge[data-has-unread="true"] {
  background: var(--accent);
  color: var(--neutral-white);
}

.notification-center__subtitle {
  font-size: 12px;
  color: var(--text-secondary);
}

.notification-center__refresh {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface-control-selected);
  color: var(--text-primary);
}

.notification-center__status {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.notification-center__status[data-tone="error"] {
  color: var(--status-error);
}

.notification-center__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.notification-center__item {
  display: grid;
  gap: 8px;
}

.notification-center__card {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-panel-soft);
  text-align: left;
  color: inherit;
  cursor: pointer;
}

.notification-center__card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.notification-center__item.is-unread .notification-center__card {
  border-color: var(--accent-glow-30);
  background: var(--accent-light);
}

.notification-center__meta,
.notification-center__title-row,
.notification-center__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.notification-center__chip {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: var(--radius-full);
  background: var(--surface-control-track);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 700;
}

.notification-center__time,
.notification-center__state,
.notification-center__path,
.notification-center__link {
  font-size: 12px;
  color: var(--text-secondary);
}

.notification-center__title-row {
  margin-top: 8px;
  align-items: flex-start;
}

.notification-center__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.notification-center__body {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-primary);
}

.notification-center__footer {
  margin-top: 10px;
}

.notification-center__link {
  color: var(--accent);
  font-weight: 600;
}

.notification-center__retry {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 0 4px;
  font-size: 12px;
  color: var(--status-error);
}

.notification-center__retry-btn,
.notification-center__more {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--surface-control-selected);
  color: var(--text-primary);
}

.notification-center__empty {
  padding: 18px 12px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-panel-soft);
  font-size: 13px;
  color: var(--text-secondary);
  text-align: center;
}

.notification-center__actions {
  margin-top: 12px;
  display: flex;
  justify-content: center;
}

@media (max-width: 767px) {
  .notification-center {
    padding: 16px;
  }

  .notification-center__header,
  .notification-center__meta,
  .notification-center__title-row,
  .notification-center__footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .notification-center__refresh,
  .notification-center__more {
    width: 100%;
    justify-content: center;
  }
}