.site-head {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid #d8d1c6;
  background: rgba(250, 250, 245, 0.96);
}

.head-row {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--charcoal);
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
}

.brand::before {
  width: 1.5rem;
  height: 1px;
  margin-right: 0.65rem;
  background: var(--gold-line);
  content: "";
}

.site-menu {
  position: relative;
}

.site-menu summary {
  display: flex;
  min-width: 10.5rem;
  min-height: 2.75rem;
  cursor: pointer;
  list-style: none;
  align-items: center;
  justify-content: center;
  border: 1px solid #7b756e;
  border-radius: 8px;
  background: var(--white);
  font-weight: 600;
}

.site-menu summary::-webkit-details-marker {
  display: none;
}

.site-menu summary::after {
  margin-left: 0.65rem;
  content: "+";
  font-family: var(--mono);
}

.site-menu[open] summary::after {
  content: "−";
}

.site-menu nav {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  width: min(20rem, calc(100vw - 3rem));
  padding: 0.5rem;
  border: 1px solid #afa79c;
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.site-menu a {
  display: flex;
  min-height: 3rem;
  align-items: center;
  padding: 0.55rem 0.8rem;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
}

.site-menu a:hover,
.site-menu a[aria-current="page"] {
  background: var(--beige);
  color: var(--charcoal);
}

.hero {
  display: grid;
  min-height: min(50rem, calc(100vh - 4.75rem));
  grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.88fr);
  align-items: stretch;
}

.hero-copy,
.hero-board {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(4rem, 8vw, 7rem);
}

.hero-copy {
  padding-right: clamp(2rem, 6vw, 6rem);
}

.hero-copy .lead {
  max-width: 60ch;
  font-size: 1.125rem;
}

.hero-board {
  position: relative;
  padding-inline: clamp(1.5rem, 4vw, 4rem);
  background: var(--charcoal);
  color: #f8f5ee;
}

.hero-board::before {
  position: absolute;
  inset: 1.5rem;
  border: 1px solid rgba(201, 168, 76, 0.55);
  border-radius: 24px;
  content: "";
  pointer-events: none;
}

.hero-board > * {
  position: relative;
}

.hero-board h2,
.hero-board a {
  color: var(--white);
}

.route-list {
  display: grid;
  gap: 0.65rem;
  padding: 0;
  list-style: none;
}

.route-list a {
  display: flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  text-decoration: none;
}

.route-list a::after {
  color: var(--gold-line);
  content: "→";
}

.plain-toggle {
  display: none;
  min-height: 2.75rem;
  margin-top: 1.25rem;
  padding: 0.55rem 1rem;
  border: 1px solid #69635d;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.js .plain-toggle {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
}

.plain-toggle:hover {
  background: rgba(201, 168, 76, 0.12);
}

.depth {
  padding-left: 1rem;
  border-left: 2px solid var(--gold-line);
  color: #4d4945;
}

.depth[hidden] {
  display: none;
}

.button {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  background: var(--charcoal);
  color: var(--white);
  text-decoration: none;
  transition: transform 200ms ease, background-color 200ms ease;
}

.button:hover {
  background: #3a301b;
  color: var(--white);
}

.button:active {
  transform: translateY(1px);
}

.button--light {
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: transparent;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  position: relative;
  padding: 1.4rem;
  border: 1px solid #c9c1b6;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: box-shadow 200ms ease, transform 200ms ease;
}

.card::before {
  display: block;
  width: 2.75rem;
  height: 2px;
  margin-bottom: 1rem;
  background: var(--gold-line);
  content: "";
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.card a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
}

.price-word {
  display: block;
  margin-block: 0.75rem;
  color: var(--charcoal);
  font-family: var(--mono);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1;
}

.check-list,
.question-list {
  padding: 0;
  list-style: none;
}

.check-list li,
.question-list li {
  position: relative;
  min-height: 2.75rem;
  padding: 0.45rem 0 0.45rem 2rem;
  border-bottom: 1px solid #d8d1c6;
}

.check-list li::before,
.question-list li::before {
  position: absolute;
  left: 0;
  color: #765710;
  content: "◆";
  font-size: 0.7rem;
}

.source-notes {
  margin-top: var(--space-section);
  padding-block: 2.5rem;
  border-top: 1px solid #bcb4aa;
}

.source-notes ul {
  display: grid;
  gap: 0.5rem;
  padding-left: 1.25rem;
}

.source-notes a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
}

.site-foot {
  margin-top: var(--space-section);
  padding-block: 2.5rem;
  background: var(--charcoal);
  color: #ece8df;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: start;
}

.foot-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.25rem 1rem;
}

.site-foot a {
  display: inline-flex;
  min-width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

@media (max-width: 56rem) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    min-height: auto;
    padding-right: 0;
  }

  .cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 47.99rem) {
  .head-row {
    min-height: 4.25rem;
  }

  .brand {
    font-size: 1rem;
  }

  .site-menu summary {
    min-width: 7.6rem;
  }

  .hero-board {
    margin-inline: -1.5rem;
  }

  .cards,
  .foot-grid {
    grid-template-columns: 1fr;
  }

  .foot-links {
    justify-content: flex-start;
  }
}