/* Hourwise — shared stylesheet */

:root {
  --hw-surface: #FBF9F4;
  --hw-surface-sunk: #F1EDE4;
  --hw-ink: #16181C;
  --hw-ink-soft: #585D66;
  --hw-hairline: #DAD3C4;
  --hw-brass: #8A5A00;
  --hw-brass-wash: #EADFC6;

  --hw-display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --hw-text: "Source Serif 4", Georgia, "Times New Roman", serif;

  --hw-t1: 0.8125rem;
  --hw-t2: 0.9375rem;
  --hw-t3: 1.0625rem;
  --hw-t4: 1.1875rem;
  --hw-t5: 1.5rem;
  --hw-t6: clamp(1.8rem, 4vw, 2.5rem);
  --hw-t7: clamp(2.4rem, 6.4vw, 4rem);

  --hw-gutter: clamp(1.15rem, 4vw, 2.5rem);
  --hw-measure: 34rem;
  --hw-frame: 62rem;
  --hw-band: clamp(3rem, 7vw, 5.5rem);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--hw-surface);
  color: var(--hw-ink);
  font-family: var(--hw-text);
  font-size: var(--hw-t3);
  line-height: 1.65;
  font-optical-sizing: auto;
}

h1, h2, h3, h4 {
  font-family: var(--hw-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.018em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 { font-size: var(--hw-t7); }
h2 { font-size: var(--hw-t6); }
h3 { font-size: var(--hw-t5); }
h4 { font-size: var(--hw-t4); letter-spacing: -0.01em; }

p, li { max-width: var(--hw-measure); }
p { margin: 0 0 1.05em; }

a { color: var(--hw-ink); text-decoration-color: var(--hw-brass); text-underline-offset: 0.18em; text-decoration-thickness: from-font; }
a:hover { color: var(--hw-brass); }

:focus-visible {
  outline: 2px solid var(--hw-brass);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--hw-ink);
  color: var(--hw-surface);
  padding: 0.65rem 1rem;
  z-index: 20;
  font-family: var(--hw-display);
}
.skip:focus { left: 0; color: var(--hw-surface); }

.frame {
  width: 100%;
  max-width: var(--hw-frame);
  margin-inline: auto;
  padding-inline: var(--hw-gutter);
}

/* ---- signature element: the twenty-four hour ruler ---- */

.ruler {
  position: relative;
  height: 1.4rem;
  border-bottom: 1px solid var(--hw-ink);
  margin: 1.6rem 0 0;
}
.ruler::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 0.45rem;
  background: repeating-linear-gradient(90deg, var(--hw-ink) 0 1px, transparent 1px calc(100% / 24));
}
.ruler::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1.1rem;
  background: repeating-linear-gradient(90deg, var(--hw-brass) 0 2px, transparent 2px calc(100% / 6));
}
.ruler--span::before { height: 0.35rem; }
.ruler--span { background: linear-gradient(90deg, transparent 0 33.33%, var(--hw-brass-wash) 33.33% 70.83%, transparent 70.83%); }

.ruler--quiet { border-bottom-color: var(--hw-hairline); margin: 2.6rem 0; }
.ruler--quiet::after { background: repeating-linear-gradient(90deg, var(--hw-hairline) 0 2px, transparent 2px calc(100% / 6)); }

/* ---- masthead ---- */

.masthead {
  border-bottom: 1px solid var(--hw-hairline);
  background: var(--hw-surface);
}
.masthead__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.5rem;
  align-items: baseline;
  justify-content: space-between;
  padding-block: 1.15rem;
}
.wordmark {
  font-family: var(--hw-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.03em;
  text-decoration: none;
}
.wordmark:hover { color: var(--hw-brass); }
.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  font-family: var(--hw-display);
  font-size: var(--hw-t2);
  font-weight: 500;
}
.nav a { text-decoration: none; color: var(--hw-ink-soft); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--hw-ink); }
.nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--hw-brass); }

/* ---- blocks ---- */

.hero { padding-block: clamp(2.5rem, 7vw, 4.75rem) 0; }
.hero p { font-size: var(--hw-t4); color: var(--hw-ink-soft); max-width: 38rem; }

.band { padding-block: var(--hw-band); }
.band--sunk { background: var(--hw-surface-sunk); border-block: 1px solid var(--hw-hairline); }

.lede { font-size: var(--hw-t4); max-width: 38rem; }

.stack > * + * { margin-top: 2.4rem; }

.entry {
  display: block;
  text-decoration: none;
  padding-block: 1.5rem;
  border-top: 1px solid var(--hw-hairline);
  max-width: 46rem;
}
.entry:first-of-type { border-top: 0; }
.entry h3 { margin-bottom: 0.35rem; }
.entry p { color: var(--hw-ink-soft); margin: 0; font-size: var(--hw-t2); max-width: 40rem; }
.entry:hover h3 { color: var(--hw-brass); }

.principle { border-left: 2px solid var(--hw-brass); padding-left: 1.15rem; margin-bottom: 1.9rem; max-width: 40rem; }
.principle h4 { margin-bottom: 0.25rem; }
.principle p { margin: 0; color: var(--hw-ink-soft); }

.plain { list-style: none; padding: 0; margin: 0; }
.plain li { padding-block: 0.55rem; border-top: 1px solid var(--hw-hairline); max-width: 40rem; }
.plain li:first-child { border-top: 0; }

.qa { max-width: 42rem; }
.qa dt { font-family: var(--hw-display); font-weight: 600; font-size: var(--hw-t4); margin-top: 1.8rem; }
.qa dd { margin: 0.4rem 0 0; color: var(--hw-ink-soft); max-width: var(--hw-measure); }

.note {
  background: var(--hw-brass-wash);
  border: 1px solid var(--hw-hairline);
  padding: 1.15rem 1.3rem;
  max-width: 42rem;
}
.note p:last-child { margin-bottom: 0; }

.article { padding-block: clamp(2.25rem, 6vw, 4rem); }
.article h2 { font-size: var(--hw-t5); margin-top: 2.4rem; }
.article__meta { font-family: var(--hw-display); font-size: var(--hw-t2); color: var(--hw-ink-soft); margin-bottom: 0; }
.article__refs { font-size: var(--hw-t2); color: var(--hw-ink-soft); }
.article__refs li { margin-bottom: 0.55rem; max-width: 42rem; }

.mail { font-family: var(--hw-display); font-weight: 600; font-size: var(--hw-t5); letter-spacing: -0.02em; }

.legal h2 { font-size: var(--hw-t5); margin-top: 2.6rem; }
.legal h3 { font-size: var(--hw-t4); margin-top: 1.8rem; }
.legal p, .legal li { color: var(--hw-ink); }
.legal ul { padding-left: 1.15rem; }
.legal li { margin-bottom: 0.45rem; }
.legal .updated { color: var(--hw-ink-soft); font-family: var(--hw-display); font-size: var(--hw-t2); }

.colophon {
  border-top: 1px solid var(--hw-ink);
  padding-block: 2.6rem 3.2rem;
  font-size: var(--hw-t2);
  color: var(--hw-ink-soft);
}
.colophon nav { display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; font-family: var(--hw-display); margin-bottom: 1.4rem; }
.colophon a { color: var(--hw-ink-soft); text-decoration: none; }
.colophon a:hover { color: var(--hw-brass); }
.colophon p { max-width: 40rem; }

@media (max-width: 30rem) {
  :root { --hw-measure: 100%; }
  .masthead__inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}