/* tide-shove · 只承担布局兜底；一切动效在 canvas 内由 rAF 驱动 */
* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: #e9dcc0;
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
  touch-action: none;
  overscroll-behavior: none;
}

#ts-paper {
  display: block;
  width: 100vw; height: 100vh;
  touch-action: none;
}

/* 全局错误红字（fail-loud 唯一 DOM 出口） */
#ts-err {
  position: fixed;
  left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom));
  padding: 10px 14px;
  background: #f6efdd;
  border: 2px solid #c03f2e;
  color: #c03f2e;
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: 1px;
  z-index: 99;
}