:root {
  /* Layout */
  --topbar-h: 64px;
  --page-pad: 28px;
  --right-w: clamp(520px, 46vw, 860px);

  /* Typography */
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", Arial, sans-serif;

  /* Color */
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.68);
  --muted2: rgba(255,255,255,0.52);

  /* Glass */
  --glass-bg: rgba(255,255,255,0.07);
  --glass-border: rgba(255,255,255,0.14);
  --glass-shadow: 0 14px 60px rgba(0,0,0,0.35);

  /* Buttons */
  --btn-bg: rgba(255,255,255,0.94);
  --btn-text: rgba(20, 16, 30, 0.92);
  --btn-shadow: 0 10px 30px rgba(0,0,0,0.28);

  /* Radius */
  --r-lg: 22px;
  --r-md: 16px;

  /* Spacing */
  --s-1: 6px;
  --s-2: 10px;
  --s-3: 14px;
  --s-4: 18px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 42px;

  /* Motion */
  --ease: cubic-bezier(.2,.9,.2,1);
}