/* 列表页顶：站点分类（变量来自 ai-new.css :root） */
.modelnavBox {
  --mn-r: 14px;
  width: 100%;
  display: flex;
  align-items: stretch;
  gap: 10px;
  margin: 0 0 16px;
  padding: 8px;
  box-sizing: border-box;
  background: linear-gradient(
    165deg,
    rgba(var(--color-primary-rgb), 0.07) 0%,
    rgba(var(--color-primary-light-rgb), 0.75) 100%
  );
  border-radius: var(--mn-r);
  border: 1px solid rgba(var(--color-primary-rgb), 0.14);
  box-shadow: 0 2px 16px rgba(var(--color-primary-dark-rgb), 0.07);
}

.modelnavBox a {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 12px 14px;
  /* min-height: 48px; */
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.35;
  text-align: center;
  color: #3d5a62;
  text-decoration: none;
  border-radius: calc(var(--mn-r) - 4px);
  border: 1px solid rgba(var(--color-primary-rgb), 0.12);
  background: rgba(255, 255, 255, 0.88);
  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.modelnavBox a:hover {
  color: var(--color-primary);
  border-color: rgba(var(--color-primary-rgb), 0.28);
  background: #fff;
  box-shadow: 0 2px 10px rgba(var(--color-primary-rgb), 0.12);
}

.modelnavBox a:focus-visible {
  outline: 2px solid rgba(var(--color-primary-rgb), 0.45);
  outline-offset: 2px;
  z-index: 1;
}

.modelnavBox a.active {
  font-weight: 700;
  color: #fff;
  border-color: transparent;
  background: linear-gradient(
    145deg,
    var(--color-primary) 0%,
    var(--color-primary-dark) 100%
  );
  box-shadow:
    0 6px 18px rgba(var(--color-primary-rgb), 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.modelnavBox a.active:hover {
  color: #fff;
  border-color: transparent;
  box-shadow:
    0 8px 22px rgba(var(--color-primary-rgb), 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}