* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--anchor-offset);
}
body {
  margin: 0;
  background: var(--page-bg);
  font-family: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  color: var(--body);
  line-height: 1.6;
}

body.theme-dark {
  background: var(--page-bg);
  color: var(--body);
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.section-pad { padding: 80px 0; }