:root {
  /* Color — deepened saffron and India-green, Ashoka-blue navy, warm white paper */
  --iem-ink: #14224A;
  --iem-ink-soft: #37456F;
  --iem-paper: #FFFBF2;
  --iem-paper-raised: #FFFFFF;
  --iem-marigold: #E8720C;
  --iem-marigold-dark: #B85708;
  --iem-rust: #A6371F;
  --iem-rust-dark: #7E2814;
  --iem-teal: #1B7A3D;
  --iem-teal-dark: #145C2E;
  --iem-line: #E3D2B0;
  --iem-line-soft: #F3E7CE;
  --iem-magenta: #C81E68;
  --iem-tricolor: linear-gradient(90deg, var(--iem-marigold) 0%, var(--iem-marigold) 33%, var(--iem-magenta) 33%, var(--iem-magenta) 67%, var(--iem-teal) 67%, var(--iem-teal) 100%);

  /* Type */
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;

  /* Scale */
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --step-1: clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  --step-2: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --step-3: clamp(2rem, 1.6rem + 2vw, 3rem);
  --step-4: clamp(2.6rem, 2rem + 3vw, 4.2rem);

  /* Layout */
  --content-max: 1120px;
  --radius-sm: 4px;
  --radius-md: 10px;
}