/* 多工具共用：固定在视口顶部，切换页面时位置与样式不变 */
:root {
  --jc-tool-nav-h: 42px;
}

.jc-tool-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  height: var(--jc-tool-nav-h);
  background: #0f2740;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  padding: 0 14px;
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", sans-serif;
}

.jc-tool-nav-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
}

.jc-tool-tab {
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 6px;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.88);
  border: 1px solid transparent;
  white-space: nowrap;
  line-height: 1.2;
}

.jc-tool-tab:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.jc-tool-tab.is-active {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.38);
  color: #fff;
}

body.jc-has-tool-nav {
  padding-top: var(--jc-tool-nav-h) !important;
  box-sizing: border-box;
}

body.jc-has-tool-nav .app {
  height: calc(100vh - var(--jc-tool-nav-h));
}

body.focus .jc-tool-nav {
  display: none;
}

body.focus.jc-has-tool-nav {
  padding-top: 0 !important;
}

@media print {
  .jc-tool-nav {
    display: none !important;
  }

  body.jc-has-tool-nav {
    padding-top: 0 !important;
  }
}