/* Hallmark · genre: editorial · macrostructure: Letter · theme: Almanac · enrichment: Tier-B SVG colophon · nav: N9 · footer: Ft6
 * See tokens.css for knob record. Previous nav: none (first build). This build: N9, because the page has zero destinations.
 */
@import url("tokens.css");

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  overflow-x: clip;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  font-variant-numeric: oldstyle-nums;
  padding-bottom: max(var(--space-lg), env(safe-area-inset-bottom));
}

h1,
p {
  margin: 0;
  overflow-wrap: anywhere;
  min-width: 0;
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: text-decoration-thickness var(--dur-micro) var(--ease-out);
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 1px;
}

/* ---- Letterhead (N9 edge-aligned minimal) ---- */

.nav-edge {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--page-gutter);
  border-bottom: 1px solid var(--color-rule);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-ink);
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
}

.colophon {
  flex-shrink: 0;
  color: var(--color-ink);
}

.wordmark {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  letter-spacing: -0.015em;
  white-space: nowrap;
}

.dateline {
  font-size: var(--text-sm);
  color: var(--color-neutral);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---- The letter (H5) — left-biased column ---- */

/* One centred column carries the whole page — letter, ornament, and close all
   share the same edges. The measure adds the gutters so border-box padding
   never eats into the 58ch line length. */
.letter {
  max-width: calc(var(--measure) + 2 * var(--page-gutter));
  margin-inline: auto;
  padding: var(--space-2xl) var(--page-gutter) var(--space-xl);
}

.letter__date {
  font-size: var(--text-sm);
  color: var(--color-neutral);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

/* Epigraph — the house motto, borrowed from the most famous almanac of all.
   Italic is allowed here: it's quoted prose, not display type. */
.epigraph {
  margin: 0 0 var(--space-lg);
  padding-inline-start: var(--space-md);
  border-inline-start: 2px solid var(--color-rule);
}

.epigraph p {
  font-style: italic;
  color: var(--color-neutral);
}

.epigraph cite {
  display: block;
  font-style: normal;
  font-size: var(--text-sm);
  color: var(--color-neutral);
  margin-top: var(--space-2xs);
}

.salutation {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.letter p + p {
  margin-top: var(--space-md);
}

/* ---- ✳︎ divider — the letter's only ornament ---- */

.asterism {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  max-width: calc(var(--measure) + 2 * var(--page-gutter));
  color: var(--color-neutral);
  font-size: var(--text-sm);
  letter-spacing: 0.5em;
  margin: var(--space-xl) auto;
  user-select: none;
}

/* ---- Letter close (Ft6) ---- */

.foot-letter {
  max-width: calc(var(--measure) + 2 * var(--page-gutter));
  margin-inline: auto;
  padding: var(--space-xl) var(--page-gutter) var(--space-lg);
}

.foot-letter__close {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: 1.4;
}

.foot-letter__sign {
  font-weight: 600;
}

.foot-letter__ps {
  font-size: var(--text-sm);
  color: var(--color-neutral);
  margin-top: var(--space-md);
}

.foot-letter__meta {
  font-size: var(--text-sm);
  color: var(--color-neutral);
  margin-top: var(--space-lg);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-rule);
}

/* ---- Mobile ---- */

@media (max-width: 40rem) {
  .dateline {
    display: none; /* letterhead keeps only the brand when space is tight */
  }

  .letter {
    padding-top: var(--space-xl);
  }

  .salutation {
    font-size: var(--text-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 150ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 150ms !important;
  }
}