* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #fff;
  color: #000;
  font-family: -apple-system, BlinkMacSystemFont,
               "Hiragino Kaku Gothic ProN",
               "Yu Gothic",
               "Helvetica Neue",
               Arial, sans-serif;
}

.page {
  height: 100vh;
  position: relative;
}

/* 顶部标题（不是正中，是偏上） */
.site-title {
  position: absolute;
  top: 22%;
  width: 100%;
  text-align: center;
  font-size: 14px;
  letter-spacing: 0.2em;
  font-weight: normal;
}

/* 底部版权（偏下但不贴底） */
.site-footer {
  position: absolute;
  bottom: 22%;
  width: 100%;
  text-align: center;
  font-size: 11px;
  color: #999;
  letter-spacing: 0.05em;
}