/* 文艺复兴 · 圆角、阴影、纸面颗粒、条纹占位 */
:root{
  --r-sm:14px;
  --r:20px;
  --r-lg:30px;
  --r-pill:9999px;

  --sh:0 18px 50px -28px rgba(38,30,8,.5);
  --sh-sm:0 8px 24px -16px rgba(38,30,8,.36);

  --grain-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 220 220' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --grain-opacity:.035;
  --grain-opacity-ink:.09;

  --stripe:repeating-linear-gradient(135deg,var(--paper-2),var(--paper-2) 14px,var(--paper-3) 14px,var(--paper-3) 28px);
  --scrim-bottom:linear-gradient(to top,rgba(24,16,8,.6),rgba(24,16,8,0) 50%);
}