/* Hallmark · macrostructure: Catalogue (numbered) · genre: editorial
 * theme: custom · vibe: "vault-kept gold on paper white, auction ledger"
 * paper: oklch(99.3% 0.004 85) · accent: oklch(72% 0.105 80) warm
 * display: Bodoni Moda (roman) · body: Archivo
 * axes: light paper / high-contrast-serif / warm accent
 * nav: N6 Masthead · footer: Ft5 Statement · enrichment: Tier-B hand-built SVG
 * pre-emit critique: P5 H5 E4 S5 R5 V4
 *
 * THE GOLD RULE OF THIS PALETTE
 * --color-accent (#C79D53) is 2.46:1 on paper. It is a *material* — rules,
 * seals, washes, fills — and must never carry text. For gold-toned type use
 * --color-accent-ink (6.01:1) or --color-accent-deep (10.01:1).
 */

:root {
    /* ── Paper ──────────────────────────────────────────────── */
    --color-paper:        oklch(99.3% 0.004 85);   /* #FEFDFA */
    --color-paper-2:      oklch(97.6% 0.009 84);   /* #FAF7F0 */
    --color-paper-3:      oklch(95.0% 0.016 84);   /* #F4EEE3 */
    --color-paper-4:      oklch(92.4% 0.024 83);   /* #EEE5D4 */

    /* ── Ink ────────────────────────────────────────────────── */
    --color-ink:          oklch(17% 0.014 62);     /* #140E09 · 18.76:1 */
    --color-ink-2:        oklch(40% 0.012 62);     /* #4D4641 ·  9.05:1 */
    --color-ink-3:        oklch(53% 0.011 62);     /* #716A65 ·  5.19:1 */

    /* ── Gold ───────────────────────────────────────────────── */
    --color-accent:       oklch(72% 0.105 80);     /* #C79D53 · material only */
    --color-accent-ink:   oklch(50% 0.095 68);     /* #86581D ·  6.01:1 */
    --color-accent-deep:  oklch(38% 0.078 65);     /* #5E380B · 10.01:1 */
    --color-accent-soft:  oklch(93.5% 0.042 86);   /* #F6E8CA · wash */

    /* ── Rules & states ─────────────────────────────────────── */
    --color-rule:         oklch(89% 0.020 84);
    --color-rule-strong:  oklch(80% 0.038 82);
    --color-sold:         oklch(46% 0.055 25);     /* #744C48 · 7.18:1 */
    --color-focus:        oklch(38% 0.078 65);

    /* ── Type ───────────────────────────────────────────────── */
    --font-display: "Bodoni Moda", "Didot", "Bodoni MT", "Playfair Display", Georgia, "Times New Roman", serif;
    --font-body:    "Archivo", "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

    --text-display:    clamp(2.6rem, 1.1rem + 6.2vw, 6.75rem);
    --text-display-s:  clamp(2.1rem, 1.1rem + 4.2vw, 4.25rem);
    --text-4xl:        clamp(1.95rem, 1.3rem + 2.5vw, 3.15rem);
    --text-3xl:        clamp(1.6rem, 1.25rem + 1.5vw, 2.3rem);
    --text-2xl:        clamp(1.3rem, 1.15rem + 0.8vw, 1.7rem);
    --text-xl:         1.25rem;
    --text-lg:         1.0625rem;
    --text-base:       1rem;
    --text-sm:         0.875rem;
    --text-xs:         0.75rem;
    --text-2xs:        0.6875rem;

    --track-label:  0.16em;   /* small tracked caps — the catalogue voice */
    --track-wide:   0.28em;
    --measure:      64ch;

    /* ── Space (4pt) ────────────────────────────────────────── */
    --space-2xs: 0.25rem;
    --space-xs:  0.5rem;
    --space-sm:  0.75rem;
    --space-md:  1rem;
    --space-lg:  1.5rem;
    --space-xl:  2rem;
    --space-2xl: 3rem;
    --space-3xl: 4.5rem;
    --space-4xl: 6.5rem;
    --space-5xl: 9rem;

    /* ── Frame ──────────────────────────────────────────────── */
    --page-max: 1340px;
    --gutter:   clamp(1.25rem, 4vw, 4rem);
    --rule-hair:  1px;
    --rule-thick: 2px;
    --radius-none: 0;
    --radius-sm:   2px;

    /* ── Motion ─────────────────────────────────────────────── */
    --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in:     cubic-bezier(0.55, 0, 1, 0.45);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --dur-fast: 120ms;
    --dur-mid:  260ms;
    --dur-slow: 560ms;
}