:root {
  /* Palette — Direction B "Museum Editorial" */
  --ink: #16110d;
  --paper: #fbf8f3;
  --brass: #b8924a;
  --brass-soft: rgba(184, 146, 74, 0.18);
  --text: #2a2520;
  --muted: #5b544a;
  --muted-2: #6b6358;
  --hairline: #ece6db;
  --hairline-2: #e3dccb;
  --hairline-strong: #d2c6ad; /* timeline spine — readable against paper */
  --on-ink: #fbf8f3;
  --on-ink-muted: #cdbfa8;

  /* Typography — readability-first (19px base) */
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --fs-body: 1.1875rem;     /* 19px @16 root */
  --fs-small: 1.0625rem;    /* 17px */
  --fs-eyebrow: 0.8125rem;  /* 13px */
  --lh-body: 1.7;
  --lh-tight: 1.15;
  --measure: 70ch;

  /* Fluid headings via clamp */
  --fs-h1: clamp(2.75rem, 1.6rem + 4.5vw, 4.25rem);   /* hero ~44–68 */
  --fs-h2: clamp(1.9rem, 1.4rem + 1.6vw, 2.25rem);    /* ~30–36 */
  --fs-h3: clamp(1.4rem, 1.15rem + 0.8vw, 1.6rem);    /* ~22–26 */

  /* Spacing scale */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  /* Layout */
  --container: 1120px;
  --container-narrow: 760px;
  --radius: 6px;
  --shadow: 0 18px 55px rgba(22, 17, 13, 0.10);
  --tap: 44px; /* min touch target */

  /* Imagery — unify archival source scans to one warm, desaturated tone.
     One variable so the whole archive can be dialed up/down or set to `none`. */
  --archive-filter: grayscale(0.75) sepia(0.16) contrast(1.04) brightness(1.01);

  /* Motif — the flat winding. Baked static SVG data-URIs (no JS on the live site):
     a brass + ink spiral curl, and one wound period (two woven strands) that tiles. */
  --coil-brass: url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2040%2040'%3E%3Cpath%20d%3D'M20.00%2C20.00%20L20.18%2C20.04%20L20.33%2C20.14%20L20.45%2C20.30%20L20.51%2C20.51%20L20.50%2C20.75%20L20.41%2C21.00%20L20.25%2C21.24%20L20.00%2C21.45%20L19.68%2C21.59%20L19.31%2C21.67%20L18.90%2C21.65%20L18.47%2C21.53%20L18.05%2C21.30%20L17.66%2C20.97%20L17.34%2C20.53%20L17.11%2C20.00%20L16.99%2C19.40%20L17.00%2C18.76%20L17.15%2C18.09%20L17.45%2C17.45%20L17.89%2C16.85%20L18.48%2C16.33%20L19.19%2C15.93%20L20.00%2C15.66%20L20.88%2C15.57%20L21.80%2C15.66%20L22.71%2C15.94%20L23.58%2C16.42%20L24.36%2C17.09%20L25.01%2C17.93%20L25.49%2C18.91%20L25.78%2C20.00%20L25.85%2C21.16%20L25.67%2C22.35%20L25.26%2C23.51%20L24.60%2C24.60%20L23.71%2C25.56%20L22.63%2C26.34%20L21.37%2C26.91%20L20.00%2C27.23%20L18.56%2C27.26%20L17.10%2C27.01%20L15.68%2C26.46%20L14.38%2C25.62%20L13.24%2C24.52%20L12.32%2C23.18%20L11.67%2C21.66%20L11.33%2C20.00%20L11.32%2C18.27%20L11.66%2C16.54%20L12.34%2C14.88%20L13.36%2C13.36%20L14.68%2C12.04%20L16.27%2C10.99%20L18.06%2C10.26%20L20.00%2C9.88%20L22.01%2C9.90%20L24.01%2C10.32%20L25.92%2C11.14%20L27.66%2C12.34%20L29.16%2C13.88%20L30.35%2C15.71%20L31.16%2C17.78%20L31.56%2C20.00%20L31.52%2C22.29%20L31.01%2C24.56%20L30.06%2C26.72%20L28.69%2C28.69%20L26.92%2C30.36%20L24.84%2C31.68%20L22.50%2C32.58%20L20.00%2C33.01%20L17.43%2C32.93%20L14.88%2C32.35%20L12.47%2C31.26%20L10.29%2C29.71%20L8.43%2C27.73%20L6.98%2C25.39%20L6.00%2C22.78%20L5.55%2C20.00%20L5.65%2C17.15%20L6.31%2C14.33%20L7.53%2C11.67%20L9.27%2C9.27%20L11.47%2C7.23%20L14.05%2C5.65%20L16.93%2C4.59%20L20.00%2C4.10%20L23.14%2C4.23%20L26.22%2C4.98%20L29.13%2C6.33%20L31.75%2C8.25%20L33.97%2C10.67%20L35.69%2C13.50%20L36.83%2C16.65%20L37.34%2C20.00'%20fill%3D'none'%20stroke%3D'%23b8924a'%20stroke-width%3D'1.7'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%2F%3E%3C%2Fsvg%3E");
  --coil-ink: url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2040%2040'%3E%3Cpath%20d%3D'M20.00%2C20.00%20L20.18%2C20.04%20L20.33%2C20.14%20L20.45%2C20.30%20L20.51%2C20.51%20L20.50%2C20.75%20L20.41%2C21.00%20L20.25%2C21.24%20L20.00%2C21.45%20L19.68%2C21.59%20L19.31%2C21.67%20L18.90%2C21.65%20L18.47%2C21.53%20L18.05%2C21.30%20L17.66%2C20.97%20L17.34%2C20.53%20L17.11%2C20.00%20L16.99%2C19.40%20L17.00%2C18.76%20L17.15%2C18.09%20L17.45%2C17.45%20L17.89%2C16.85%20L18.48%2C16.33%20L19.19%2C15.93%20L20.00%2C15.66%20L20.88%2C15.57%20L21.80%2C15.66%20L22.71%2C15.94%20L23.58%2C16.42%20L24.36%2C17.09%20L25.01%2C17.93%20L25.49%2C18.91%20L25.78%2C20.00%20L25.85%2C21.16%20L25.67%2C22.35%20L25.26%2C23.51%20L24.60%2C24.60%20L23.71%2C25.56%20L22.63%2C26.34%20L21.37%2C26.91%20L20.00%2C27.23%20L18.56%2C27.26%20L17.10%2C27.01%20L15.68%2C26.46%20L14.38%2C25.62%20L13.24%2C24.52%20L12.32%2C23.18%20L11.67%2C21.66%20L11.33%2C20.00%20L11.32%2C18.27%20L11.66%2C16.54%20L12.34%2C14.88%20L13.36%2C13.36%20L14.68%2C12.04%20L16.27%2C10.99%20L18.06%2C10.26%20L20.00%2C9.88%20L22.01%2C9.90%20L24.01%2C10.32%20L25.92%2C11.14%20L27.66%2C12.34%20L29.16%2C13.88%20L30.35%2C15.71%20L31.16%2C17.78%20L31.56%2C20.00%20L31.52%2C22.29%20L31.01%2C24.56%20L30.06%2C26.72%20L28.69%2C28.69%20L26.92%2C30.36%20L24.84%2C31.68%20L22.50%2C32.58%20L20.00%2C33.01%20L17.43%2C32.93%20L14.88%2C32.35%20L12.47%2C31.26%20L10.29%2C29.71%20L8.43%2C27.73%20L6.98%2C25.39%20L6.00%2C22.78%20L5.55%2C20.00%20L5.65%2C17.15%20L6.31%2C14.33%20L7.53%2C11.67%20L9.27%2C9.27%20L11.47%2C7.23%20L14.05%2C5.65%20L16.93%2C4.59%20L20.00%2C4.10%20L23.14%2C4.23%20L26.22%2C4.98%20L29.13%2C6.33%20L31.75%2C8.25%20L33.97%2C10.67%20L35.69%2C13.50%20L36.83%2C16.65%20L37.34%2C20.00'%20fill%3D'none'%20stroke%3D'%2316110d'%20stroke-width%3D'1.7'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%2F%3E%3C%2Fsvg%3E");
  --wound-brass: url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2040%2016'%3E%3Cpath%20d%3D'M0%2C8%20q10%2C5%2020%2C0%20t20%2C0'%20fill%3D'none'%20stroke%3D'%23b8924a'%20stroke-width%3D'1.1'%20stroke-linecap%3D'round'%20opacity%3D'0.4'%2F%3E%3Cpath%20d%3D'M0%2C8%20q10%2C-5%2020%2C0%20t20%2C0'%20fill%3D'none'%20stroke%3D'%23b8924a'%20stroke-width%3D'1.6'%20stroke-linecap%3D'round'%2F%3E%3C%2Fsvg%3E");
}