:root {
  --ink: #2c1420;
  --gold: #b08948;
  --gold-deep: #8d6a34;
  --stone: #e4e2e8;
  --slip: #f3f1f5;
  --serif: "Instrument Serif", "Palatino Linotype", Palatino, serif;
  --sans: "Public Sans", "Segoe UI", sans-serif;
  --rail: 4.75rem;
  --measure: 40rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--stone);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.6;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

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

.skip {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  transform: translateY(-150%);
  background: var(--gold);
  color: var(--ink);
  padding: 0.4rem 0.7rem;
  border-radius: 3px;
  z-index: 3;
}

.skip:focus {
  transform: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.shell {
  min-height: 100vh;
}

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--rail);
  background: var(--ink);
  color: var(--stone);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  z-index: 1;
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-decoration: none;
  color: var(--stone);
}

.brand img {
  width: 2.4rem;
  height: 2.4rem;
}

.brand-name {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.14em;
}

.rail-place {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.main {
  margin-left: var(--rail);
}

.wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1.75rem 1.5rem 3.5rem;
}

.index-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  margin: 0 0 2rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--ink);
}

.index-nav a {
  text-decoration: none;
  font-size: 0.95rem;
}

.index-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.35em;
}

.hero {
  display: grid;
  grid-template-columns: minmax(16rem, 22rem) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: start;
}

.receipt {
  position: relative;
  background: var(--slip);
  border: 1px solid var(--ink);
  padding: 1.35rem 1.05rem 0.4rem;
  margin-top: 0.4rem;
}

.receipt::before {
  content: "";
  position: absolute;
  left: 0.4rem;
  right: 0.4rem;
  top: -7px;
  height: 14px;
  background: radial-gradient(circle, var(--stone) 6px, transparent 6.5px) left center / 16px 14px repeat-x;
}

.kicker {
  margin: 0 0 0.35rem;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.fact-list {
  margin: 0;
}

.fact {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--ink);
}

.fact dt {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fact dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.statement h1,
.article-head h1,
.prose h2,
.block h2,
.faq-item h3 {
  font-family: var(--serif);
  font-weight: 400;
}

.statement h1 {
  margin: 0.2rem 0 1rem;
  font-size: clamp(2.35rem, 5vw, 4.15rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
}

.lede,
.contact-band p,
.prose p {
  max-width: var(--measure);
}

.actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.8rem;
  margin-top: 1.4rem;
}

.cta {
  display: inline-block;
  background: var(--gold);
  color: var(--ink);
  text-decoration: none;
  border-radius: 3px;
  padding: 0.72rem 1.05rem;
  font-weight: 600;
}

.cta:hover {
  background: var(--gold-deep);
  color: var(--slip);
}

.text-link {
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 0.22em;
}

.rule {
  display: block;
  width: 100%;
  height: 1px;
  margin: 1.25rem 0 0;
  border: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  animation: rule-draw 800ms ease forwards;
}

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

.block {
  margin-top: 4.25rem;
}

.block .kicker {
  margin-top: 1.75rem;
}

.line-list,
.steps {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.line-list li {
  border-top: 1px solid var(--ink);
}

.line-list a {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 0.9rem;
  padding: 0.95rem 0;
  text-decoration: none;
}

.num,
.step-no {
  font-family: var(--serif);
  color: var(--gold-deep);
  font-size: 1.35rem;
  line-height: 1;
}

.line-list strong,
.step strong {
  display: block;
  font-weight: 600;
}

.line-list span,
.step p {
  display: block;
  max-width: var(--measure);
  margin: 0.15rem 0 0;
}

.note {
  max-width: var(--measure);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.step {
  border-top: 1px solid var(--ink);
  padding-top: 0.75rem;
}

.faq-item {
  border-top: 1px solid var(--ink);
  padding: 0.9rem 0;
}

.faq-item h3 {
  margin: 0 0 0.3rem;
  font-size: 1.45rem;
  line-height: 1.2;
}

.faq-item p {
  margin: 0;
  max-width: var(--measure);
}

.contact-band {
  margin-top: 4.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ink);
}

.contact-band h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  margin: 0 0 0.6rem;
}

.article-head h1 {
  margin: 0.2rem 0 0.8rem;
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  line-height: 1.02;
  max-width: 16ch;
}

.sheet {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: 2rem;
  margin-top: 1.75rem;
}

.side-index {
  align-self: start;
}

.side-index p {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.side-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.side-index li + li {
  margin-top: 0.45rem;
}

.side-index a {
  text-decoration: none;
  font-size: 0.92rem;
}

.side-index a:hover {
  text-decoration: underline;
  text-decoration-color: var(--gold);
}

.prose h2 {
  margin: 2rem 0 0.6rem;
  font-size: 1.85rem;
  line-height: 1.15;
  max-width: 22ch;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose ul,
.prose ol {
  max-width: var(--measure);
  padding-left: 1.15rem;
}

.prose li + li {
  margin-top: 0.35rem;
}

.prose a {
  text-decoration-color: var(--gold);
  text-underline-offset: 0.18em;
}

.receipt-footer {
  margin-top: 4rem;
  border-top: 1px solid var(--ink);
}

.band + .band {
  border-top: 1px solid var(--ink);
}

.band {
  padding: 1rem 0;
}

.band h2 {
  margin: 0 0 0.45rem;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.identity p,
.copy {
  margin: 0.15rem 0;
  max-width: 40rem;
  overflow-wrap: anywhere;
}

.band ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  margin: 0;
  padding: 0;
}

.band a {
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 0.18em;
}

@media (max-width: 860px) {
  .rail {
    position: relative;
    width: 100%;
    height: auto;
    flex-direction: row;
    justify-content: space-between;
    padding: 0.8rem 1rem;
  }

  .brand {
    flex-direction: row;
    gap: 0.75rem;
  }

  .brand-name {
    writing-mode: horizontal-tb;
    transform: none;
    letter-spacing: 0.08em;
    font-size: 1.25rem;
  }

  .main {
    margin-left: 0;
  }

  .hero,
  .sheet,
  .steps,
  .fact {
    grid-template-columns: 1fr;
  }

  .article-head h1 {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .rule {
    animation: none;
    transform: none;
  }
}