:root {
  --ledger-ink: #24201d;
  --ledger-muted: #625b54;
  --ledger-rule: #d8d0c7;
  --ledger-paper: #fffdf9;
  --ledger-wash: #f1ebe3;
  --ledger-accent: #9a4e17;
  --ledger-growth: #28624d;
}

body {
  background: #faf7f2;
  color: var(--ledger-ink);
}

.index-hero {
  border-bottom: 1px solid var(--ledger-rule);
  padding: clamp(4rem, 10vw, 8.5rem) 0 clamp(3rem, 7vw, 5.5rem);
  background:
    linear-gradient(90deg, rgba(154, 78, 23, .08) 1px, transparent 1px) 0 0 / 80px 100%,
    var(--ledger-paper);
}

.index-hero .wrap {
  max-width: 1020px;
}

.index-hero h1 {
  max-width: 900px;
  margin: .65rem 0 1.25rem;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(3rem, 7.4vw, 6.6rem);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.055em;
}

.index-hero .lede {
  max-width: 780px;
  color: var(--ledger-muted);
  font-size: clamp(1.15rem, 2.3vw, 1.45rem);
}

.category-key,
.app-index,
.next-paths {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.category-key h2,
.filter-panel h2,
.ledger-heading h2,
.next-paths h2 {
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 500;
  letter-spacing: -.04em;
}

.category-ledger,
.path-ledger {
  display: grid;
  margin-top: 2rem;
  border-top: 1px solid var(--ledger-rule);
}

.category-ledger a,
.path-ledger a {
  display: grid;
  grid-template-columns: minmax(190px, .8fr) 1.6fr;
  gap: 2rem;
  min-height: 72px;
  align-items: center;
  padding: .85rem .25rem;
  border-bottom: 1px solid var(--ledger-rule);
  color: inherit;
  text-decoration: none;
}

.category-ledger a:hover,
.path-ledger a:hover {
  background: #f4eee7;
}

.category-ledger span,
.path-ledger span {
  color: var(--ledger-muted);
}

.filter-panel {
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-block: 1px solid var(--ledger-rule);
  background: var(--ledger-wash);
}

.filter-intro,
.ledger-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, .65fr);
  gap: 3rem;
  align-items: end;
}

.filter-intro > p,
.ledger-heading > p {
  color: var(--ledger-muted);
}

#app-filters {
  display: grid;
  grid-template-columns: 1.4fr 1fr repeat(3, auto) auto;
  gap: .75rem;
  align-items: end;
  margin-top: 2.25rem;
}

#app-filters label {
  display: grid;
  gap: .45rem;
  color: #504840;
  font-size: .86rem;
  font-weight: 600;
}

#app-filters input[type="search"],
#app-filters select,
#reset-filters {
  min-height: 44px;
  border: 1px solid #b8afa5;
  border-radius: 4px;
  background: var(--ledger-paper);
  color: var(--ledger-ink);
  font: inherit;
}

#app-filters input[type="search"],
#app-filters select {
  padding: 0 .8rem;
}

#app-filters .check-control {
  grid-template-columns: 1.1rem max-content;
  gap: .5rem;
  min-height: 44px;
  align-items: center;
  padding: 0 .65rem;
  border: 1px solid #c8bfb5;
  border-radius: 4px;
  background: rgba(255, 253, 249, .7);
}

#app-filters input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--ledger-accent);
}

#reset-filters {
  padding: 0 1rem;
  cursor: pointer;
}

#app-filters :focus-visible,
.category-ledger a:focus-visible,
.path-ledger a:focus-visible {
  outline: 3px solid #b66327;
  outline-offset: 3px;
}

#filter-status {
  margin-top: 1rem;
  color: var(--ledger-muted);
  font-size: .92rem;
}

.ledger-heading {
  margin-bottom: 2.4rem;
}

#app-ledger {
  border-top: 2px solid var(--ledger-ink);
}

.app-record {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3.5rem);
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
  border-bottom: 1px solid var(--ledger-rule);
}

.app-record[hidden] {
  display: none;
}

.record-number {
  padding-top: .3rem;
  color: var(--ledger-accent);
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.2rem;
}

.record-heading {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: flex-start;
}

.record-heading h2 {
  margin: .15rem 0 0;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  font-weight: 500;
  letter-spacing: -.035em;
}

.record-category {
  margin: 0;
  color: var(--ledger-accent);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.pricing-model {
  max-width: 230px;
  margin: .35rem 0 0;
  color: var(--ledger-muted);
  text-align: right;
  font-size: .9rem;
}

.primary-job {
  max-width: 860px;
  margin: 1.25rem 0 1.8rem;
  font-size: 1.13rem;
  line-height: 1.7;
}

.fit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 1.5rem 0;
  border-block: 1px solid var(--ledger-rule);
}

.fit-grid h3,
.record-sources h3 {
  margin: 0 0 .45rem;
  font-size: .8rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.fit-grid p {
  margin: 0;
  color: var(--ledger-muted);
}

.platform-line {
  padding: 1rem 0;
  color: var(--ledger-muted);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  margin: 0;
  border-top: 1px solid var(--ledger-rule);
  border-left: 1px solid var(--ledger-rule);
}

.capability {
  min-height: 86px;
  padding: .8rem;
  border-right: 1px solid var(--ledger-rule);
  border-bottom: 1px solid var(--ledger-rule);
  background: var(--ledger-paper);
}

.capability dt {
  color: var(--ledger-muted);
  font-size: .76rem;
}

.capability dd {
  margin: .35rem 0 0;
  font-weight: 600;
}

.capability dd[data-value="yes"] {
  color: var(--ledger-growth);
}

.capability dd[data-value="not-confirmed"] {
  color: #746a61;
  font-weight: 500;
}

.record-sources {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
}

.record-sources ul {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.record-sources a {
  color: var(--ledger-accent);
}

.method-note {
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-block: 1px solid var(--ledger-rule);
  background: #eee6dc;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}

.button.secondary {
  border: 1px solid #9f8e7f;
  background: transparent;
  color: var(--ledger-ink);
}

@media (max-width: 1050px) {
  #app-filters {
    grid-template-columns: 1fr 1fr;
  }

  #app-filters .check-control {
    grid-template-columns: 1.1rem 1fr;
  }
}

@media (max-width: 720px) {
  .index-hero h1 {
    font-size: clamp(2.8rem, 14vw, 4.4rem);
  }

  .filter-intro,
  .ledger-heading,
  .category-ledger a,
  .path-ledger a,
  .fit-grid {
    grid-template-columns: 1fr;
    gap: .75rem;
  }

  #app-filters {
    grid-template-columns: 1fr;
  }

  .app-record {
    grid-template-columns: 1fr;
  }

  .record-number {
    padding: 0;
  }

  .record-heading {
    display: grid;
    gap: .4rem;
  }

  .pricing-model {
    max-width: none;
    text-align: left;
  }

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

  .capability {
    min-height: 76px;
  }

  .record-sources {
    grid-template-columns: 1fr;
  }

  .record-sources ul {
    display: grid;
  }
}

@media (max-width: 430px) {
  .capability-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}