/* =============================================
   CSS 重置 - Normalize 风格，轻量版
   ============================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-base);
  -webkit-text-size-adjust: 100%; /* 防止 iOS 横屏字号自动放大 */
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6, p,
ul, ol, dl, figure, blockquote {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none;
}

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

img, video {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, textarea, select {
  font: inherit;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}