:root {
  --ink: #13223a;
  --ink-soft: #2c3c54;
  --slate: #57616b;
  --paper: #edeee6;
  --paper-deep: #e3e4d6;
  --rule: #c7c6b2;
  --accent: #2e4a3a;
  --accent-soft: #3d6350;
  --serif: "Newsreader", "Iowan Old Style", "Georgia", serif;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --content-width: 640px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- Letterhead ---------- */

.letterhead {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 28px 24px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 28px;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.letterhead nav {
  display: flex;
  gap: 24px;
  font-size: 0.92rem;
}

.letterhead nav a {
  text-decoration: none;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.letterhead nav a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- Hero ---------- */

.hero {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 56px 28px 64px;
}

.preamble {
  font-size: 0.92rem;
  color: var(--slate);
  margin: 0 0 18px;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 4.6vw, 2.9rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0;
}

.rule {
  height: 1px;
  background: var(--accent);
  margin: 28px 0;
  transform-origin: left;
  animation: draw-rule 0.9s cubic-bezier(0.65, 0, 0.35, 1) 0.2s both;
}

@keyframes draw-rule {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

.lede {
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 54ch;
  margin: 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.cta {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--paper);
  background: var(--ink);
  text-decoration: none;
  padding: 12px 22px;
  border: 1px solid var(--ink);
  transition: background 0.15s ease, color 0.15s ease;
}

.cta:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.quiet-link {
  font-size: 0.92rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1px;
}

.quiet-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- Schedules ---------- */

.schedule {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 48px 28px;
  border-top: 1px solid var(--rule);
}

.schedule h2 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.05rem;
  margin: 0 0 36px;
}

.schedule-label {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--slate);
  font-size: 0.95rem;
}

.clauses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.clauses li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 4px 16px;
}

.clause-no {
  font-family: var(--serif);
  font-variant-numeric: tabular-nums;
  color: var(--accent-soft);
  font-size: 0.95rem;
  padding-top: 0.2em;
}

.clauses h3 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.02rem;
  margin: 0 0 6px;
}

.clauses p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 56ch;
}

/* ---------- Contact ---------- */

.contact {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 48px 28px 64px;
  border-top: 1px solid var(--rule);
}

.contact h2 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.05rem;
  margin: 0 0 24px;
}

.contact p {
  margin: 0 0 6px;
}

.contact .org-name {
  font-family: var(--serif);
  font-size: 1.2rem;
}

.contact a {
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

.contact a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.contact .location {
  color: var(--slate);
  margin-top: 14px;
}

/* ---------- Footer ---------- */

footer {
  max-width: 880px;
  margin: 0 auto;
  padding: 24px 28px 48px;
}

footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--slate);
}

/* ---------- Responsive ---------- */

@media (max-width: 520px) {
  .clauses li {
    grid-template-columns: 1fr;
  }

  .clause-no {
    padding-top: 0;
  }

  .hero {
    padding-top: 40px;
  }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .rule {
    animation: none;
    transform: scaleX(1);
  }
}