/* ============================================================
   reset.css —— 去除浏览器默认样式，建立统一基线
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #2b2f36;
  background: #f4f6fa;
  -webkit-font-smoothing: antialiased;
  -moz-osx-osx-font-smoothing: grayscale;
}

img, picture, svg, video { display: block; max-width: 100%; }

input, button, textarea, select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}
button { cursor: pointer; }

a { color: inherit; text-decoration: none; }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; }

table { border-collapse: collapse; width: 100%; }

:focus-visible { outline: 2px solid #1a56a3; outline-offset: 2px; }

/* 自定义滚动条，弱化默认样式 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #c2cad6; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #aab4c4; }