/* 工具网站站内公共件：顶部导航条 + 工具互链 nav（erase/addtext/compress/douyin/sph 五页共用） */

.site-head {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1100px; margin: 0 auto; padding: 14px 24px;
}
.site-head .back {
  color: #666; font-size: 14px; text-decoration: none;
}
.site-head .back:hover { color: #1a1a1a; }
.site-head .site-name {
  font-size: 15px; font-weight: 600; color: #1a1a1a; letter-spacing: .5px;
}

.tool-nav {
  max-width: 1100px; margin: 0 auto 4px; padding: 0 24px;
  display: flex; flex-wrap: wrap; gap: 8px;
}
.tool-nav a {
  font-size: 13px; color: #2563eb; background: #fff;
  border: 1px solid #e5e7eb; border-radius: 999px;
  padding: 5px 14px; text-decoration: none;
}
.tool-nav a:hover { background: #f0f5ff; }
.tool-nav a.current {
  background: #2563eb; color: #fff; border-color: #2563eb;
}

/* 页面主区与 tupian.css 的 .app-main 对齐 */
.page-main {
  max-width: 1100px; margin: 0 auto; padding: 8px 24px 48px;
}