/* ProblemSection */
.problem-section__lede {
  margin-top: 1.5rem;
}

.problem-section__leaks {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  gap: 0;
  border-top: 1px solid var(--bone-line);
  list-style: none;
  padding: 0;
}

.problem-section__leak {
  display: grid;
  grid-template-columns: minmax(2.5rem, 0.16fr) 1fr;
  gap: clamp(1rem, 3vw, 3rem);
  padding: clamp(1.5rem, 3vw, 2rem) 0;
  border-bottom: 1px solid var(--bone-line);
}
.problem-section__leak::before {
  color: var(--vermilion);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
}
.problem-section__leak:nth-child(1)::before {
  content: "01";
}
.problem-section__leak:nth-child(2)::before {
  content: "02";
}
.problem-section__leak:nth-child(3)::before {
  content: "03";
}

.problem-section__leak-body {
  display: grid;
  gap: 0.5rem;
  max-width: 72ch;
}

.problem-section__leak .problem-section__leak-title {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.25;
  margin: 0;
}
.problem-section__leak .problem-section__leak-desc {
  color: var(--graphite);
  max-width: 60ch;
  margin: 0;
}

.problem-section__quote {
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  font-family: var(--f-display);
  font-size: clamp(1.15rem, 1.4vw + 0.9rem, 1.6rem);
  line-height: 1.45;
  letter-spacing: -0.015em;
  color: var(--ink);
  border-top: 2px solid var(--vermilion);
  padding-left: 0;
  padding-top: 1.25rem;
  max-width: 70ch;
}

/* OfferSection */
.offer-section__lede {
  margin-top: 1.5rem;
}

.offer-section__group-label {
  margin: clamp(2.75rem, 5vw, 4rem) 0 1.1rem;
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-dark);
}
.offer-section__group-label--support {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
}

/* The core engine: three sequential stages, read left to right. */
.offer-engine {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--ink-line);
}
@media (min-width: 820px) {
  .offer-engine {
    grid-template-columns: repeat(3, 1fr);
  }
}

.offer-engine__step {
  position: relative;
  padding: clamp(1.5rem, 2.4vw, 2.25rem);
  display: grid;
  gap: 0.8rem;
  align-content: start;
  border-bottom: 1px solid var(--ink-line);
  background: var(--ink);
  transition: background var(--dur-fast) var(--ease-out);
}
.offer-engine__step:hover {
  background: var(--ink-2);
}
.offer-engine__step:last-child {
  border-bottom: 0;
}
@media (min-width: 820px) {
  .offer-engine__step {
    border-bottom: 0;
    border-right: 1px solid var(--ink-line);
  }
  .offer-engine__step:last-child {
    border-right: 0;
  }
  /* Sequence cue: an arrow straddling the divider, masking it with the surface. */
  .offer-engine__step:not(:last-child)::after {
    content: "→";
    position: absolute;
    right: -0.62em;
    top: clamp(1.5rem, 2.4vw, 2.25rem);
    z-index: 1;
    width: 1.24em;
    text-align: center;
    font-family: var(--f-mono);
    font-size: var(--t-sm);
    line-height: 1.1;
    color: var(--vermilion-light);
    background: var(--ink);
  }
  .offer-engine__step:hover:not(:last-child)::after {
    background: var(--ink-2);
  }
}

.offer-engine__head {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.offer-engine__node {
  width: 9px;
  height: 9px;
  background: var(--vermilion);
  flex-shrink: 0;
}
.offer-engine__stage {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vermilion-light);
}
.offer-engine__title {
  font-size: var(--t-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--bone);
  line-height: 1.25;
  margin: 0;
}
.offer-engine__desc {
  color: var(--muted-dark);
  font-size: var(--t-md);
  line-height: 1.6;
  margin: 0;
}

/* The support layer: quieter, no frame, clearly secondary. */
.offer-support__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--ink-line);
}
@media (min-width: 720px) {
  .offer-support__grid {
    grid-template-columns: repeat(3, 1fr);
    column-gap: clamp(1.5rem, 3vw, 2.5rem);
  }
}
.offer-support__item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--ink-line);
  display: grid;
  gap: 0.4rem;
  align-content: start;
}
@media (min-width: 720px) {
  .offer-support__item {
    border-bottom: 0;
  }
}
.offer-support__stage {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-dark);
  margin: 0;
}
.offer-support__title {
  font-size: var(--t-lg);
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--bone);
  line-height: 1.3;
  margin: 0;
}
.offer-support__desc {
  color: var(--muted-dark);
  font-size: var(--t-sm);
  line-height: 1.55;
  margin: 0;
}

.offer-section__promise {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  font-family: var(--f-display);
  font-size: var(--t-2xl);
  line-height: 1.45;
  color: var(--bone);
  max-width: 62ch;
  border-top: 1px solid var(--ink-line);
  padding-left: 0;
  padding-top: 1.25rem;
}

/* HowItWorks */
.process-section__lede {
  margin-top: 1.5rem;
}

/* A connected timeline: horizontal on desktop, vertical on mobile. */
.process-timeline {
  --tl-gap: clamp(1.25rem, 2.5vw, 2.25rem);
  --tl-marker: 2.5rem;
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 760px) {
  .process-timeline {
    grid-template-columns: repeat(4, 1fr);
    column-gap: var(--tl-gap);
  }
}

.process-timeline__step {
  position: relative;
  display: grid;
  gap: 0.55rem;
  align-content: start;
}

.process-timeline__marker {
  display: grid;
  place-items: center;
  width: var(--tl-marker);
  height: var(--tl-marker);
  border: 1px solid var(--vermilion);
  background: var(--bone);
  color: var(--vermilion);
  z-index: 1;
}
/* The steady state: the ongoing monthly step resolves to a filled marker. */
.process-timeline__step:last-child .process-timeline__marker {
  background: var(--vermilion);
  color: var(--bone);
}
.process-timeline__num {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
}

.process-timeline__when {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--vermilion);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0;
}
.process-timeline__title {
  font-family: var(--f-display);
  font-size: var(--t-xl);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.25;
  margin: 0.15rem 0 0;
}
.process-timeline__desc {
  color: var(--graphite);
  font-size: var(--t-md);
  line-height: 1.6;
  margin: 0.2rem 0 0;
  max-width: 42ch;
}

@media (min-width: 760px) {
  .process-timeline__step {
    padding-top: calc(var(--tl-marker) + 1.4rem);
  }
  .process-timeline__marker {
    position: absolute;
    top: 0;
    left: 0;
  }
  /* Connecting rail from this marker's centre to the next. */
  .process-timeline__step:not(:last-child)::before {
    content: "";
    position: absolute;
    top: calc(var(--tl-marker) / 2);
    left: calc(var(--tl-marker) / 2);
    width: calc(100% + var(--tl-gap));
    height: 1px;
    background: var(--bone-line);
    z-index: 0;
  }
}

@media (max-width: 759px) {
  .process-timeline__step {
    padding-left: calc(var(--tl-marker) + 1.1rem);
    padding-bottom: clamp(1.6rem, 5vw, 2.25rem);
  }
  .process-timeline__marker {
    position: absolute;
    top: 0;
    left: 0;
  }
  .process-timeline__step:last-child {
    padding-bottom: 0;
  }
  /* Vertical rail down to the next marker. */
  .process-timeline__step:not(:last-child)::before {
    content: "";
    position: absolute;
    top: var(--tl-marker);
    bottom: 0;
    left: calc(var(--tl-marker) / 2);
    width: 1px;
    background: var(--bone-line);
    z-index: 0;
  }
}

/* ProofSection */
.proof-section__lede {
  margin-top: 1.5rem;
}

.proof-section__guarantee {
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
  border-top: 1px solid var(--ink-line);
  padding-top: clamp(1.25rem, 2.5vw, 1.75rem);
}

.proof-section__guarantee-title {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--bone);
  margin: 0 0 clamp(1rem, 2vw, 1.5rem);
}

.proof-section__commit {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ink-line);
}
@media (min-width: 720px) {
  .proof-section__commit {
    grid-template-columns: repeat(3, 1fr);
  }
}
.proof-section__commit li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--ink-line);
  font-family: var(--f-display);
  font-size: var(--t-md);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--bone);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem;
  align-items: start;
}
.proof-section__commit li::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--vermilion-light);
  margin-top: 0.4em;
}
@media (min-width: 720px) {
  .proof-section__commit li {
    padding: 0.25rem 0 0.25rem clamp(1rem, 2vw, 1.5rem);
    border-bottom: 0;
    border-left: 1px solid var(--ink-line);
  }
  .proof-section__commit li:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

.proof-section__guarantee-note {
  margin: clamp(1.25rem, 2.5vw, 1.75rem) 0 0;
  max-width: 68ch;
  font-size: var(--t-md);
  line-height: 1.6;
  color: var(--muted-dark);
}

.proof-section__grid {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--ink-line);
  padding-top: clamp(2rem, 4vw, 3rem);
}
@media (min-width: 900px) {
  .proof-section__grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: start;
  }
}

.proof-section__events {
  display: grid;
  gap: 0;
}

.proof-section__event {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--ink-line);
  align-items: start;
}
.proof-section__event:first-child {
  padding-top: 0;
}
.proof-section__event:last-child {
  border-bottom: 0;
}

.proof-section__event-mark {
  width: 10px;
  height: 10px;
  background: var(--vermilion-light);
  margin-top: 0.35em;
  flex-shrink: 0;
  display: inline-block;
}

.proof-section__event-title {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--bone);
  margin: 0;
  line-height: 1.3;
}

/* The report is kept as a light "document" artifact so it reads as a real
   printed report sitting on the dark section — the proof made tangible. */
.proof-section__report {
  background: transparent;
  border: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.proof-section__report-doc {
  border: 1px solid var(--bone-line);
  background: var(--bone);
}
.proof-section__report-doc-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--bone-line);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.proof-section__report-doc-head span:first-child {
  color: var(--ink);
}
.proof-section__report-rows {
  list-style: none;
  margin: 0;
  padding: 0;
}
.proof-section__report-rows li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--bone-line);
}
.proof-section__report-metric {
  font-size: var(--t-sm);
  color: var(--ink);
  line-height: 1.4;
}
.proof-section__report-val {
  flex: 0 0 auto;
  align-self: center;
  width: 2.75rem;
  height: 0;
  border-bottom: 1.5px dashed var(--muted);
}
.proof-section__report-val--money {
  width: 3.5rem;
}
.proof-section__report-foot {
  margin: 0;
  padding: 0.75rem 1rem;
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--muted);
}

.proof-section__report-label {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--vermilion-light);
  margin: 0 0 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ink-line);
}

.proof-section__report-body {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  line-height: 1.55;
  color: var(--bone);
  margin: 0;
}

/* QualificationSection */
.fit-section__grid {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--bone-line);
}
@media (min-width: 900px) {
  .fit-section__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.fit-section__col {
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
}
.fit-section__col + .fit-section__col {
  border-top: 1px solid var(--bone-line);
}
@media (min-width: 900px) {
  .fit-section__col + .fit-section__col {
    border-top: 0;
    border-left: 1px solid var(--bone-line);
  }
}

.fit-section__col-label {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--bone-line);
}
.fit-section__col--fit .fit-section__col-label {
  color: var(--ink);
}
.fit-section__col--fit .fit-section__col-label::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--vermilion);
  border-radius: 50%;
  display: inline-block;
  margin-right: 0.6rem;
}
.fit-section__col--nofit .fit-section__col-label {
  color: var(--muted);
}
.fit-section__col--nofit .fit-section__col-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--muted);
  border-radius: 50%;
  display: inline-block;
  margin-right: 0.6rem;
}

.fit-section__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}
.fit-section__list li {
  font-size: var(--t-md);
  line-height: 1.55;
  color: var(--graphite);
  padding-left: 1.15rem;
  position: relative;
}
.fit-section__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--bone-line);
  border-radius: 50%;
}
.fit-section__col--fit .fit-section__list li::before {
  background: var(--vermilion);
}

/* IncludesExcludes */
.scope-section__grid {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--bone-line);
}
@media (min-width: 900px) {
  .scope-section__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.scope-section__col {
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
}
.scope-section__col + .scope-section__col {
  border-top: 1px solid var(--bone-line);
}
@media (min-width: 900px) {
  .scope-section__col + .scope-section__col {
    border-top: 0;
    border-left: 1px solid var(--bone-line);
  }
}

.scope-section__col-label {
  font-family: var(--f-display);
  font-size: var(--t-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--bone-line);
  width: 100%;
}
.scope-section__col--included .scope-section__col-label {
  color: var(--ink);
}
.scope-section__col--included .scope-section__col-label::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--vermilion);
  display: inline-block;
  border-radius: 50%;
}
.scope-section__col--excluded .scope-section__col-label {
  color: var(--muted);
}
.scope-section__col--excluded .scope-section__col-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--muted);
  display: inline-block;
  border-radius: 50%;
}

.scope-section__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}
.scope-section__list li {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--bone-line);
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 0.85rem;
  font-size: var(--t-md);
  line-height: 1.5;
  align-items: start;
}
.scope-section__list li:last-child {
  border-bottom: 0;
}
.scope-section__col--excluded .scope-section__list li {
  color: var(--muted);
}

.scope-section__list-mark {
  color: var(--vermilion);
  margin-top: 0.15em;
  display: inline-flex;
}
.scope-section__col--excluded .scope-section__list li .scope-section__list-mark {
  color: var(--muted);
}

.scope-section__extras {
  margin-top: clamp(2rem, 3vw, 2.5rem);
  padding: clamp(1.25rem, 2vw, 1.75rem);
  border: 1px solid var(--bone-line);
  background: var(--bone-2);
}

.scope-section__extras-summary {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  list-style: none;
  min-height: 44px;
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--graphite);
}
.scope-section__extras-summary::-webkit-details-marker {
  display: none;
}
.scope-section__extras-summary:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}
.scope-section__extras-count {
  display: inline-grid;
  place-items: center;
  min-width: 1.5rem;
  height: 1.5rem;
  padding: 0 0.4rem;
  border: 1px solid var(--bone-line);
  color: var(--muted);
}
/* Toggle affordance: a mono +/– that flips with state. */
.scope-section__extras-summary::after {
  content: "+";
  margin-left: auto;
  font-size: var(--t-lg);
  line-height: 1;
  color: var(--vermilion);
}
.scope-section__extras[open] > .scope-section__extras-summary {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--bone-line);
}
.scope-section__extras[open] > .scope-section__extras-summary::after {
  content: "–";
}

.scope-section__extras-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}
@media (min-width: 640px) {
  .scope-section__extras-list {
    grid-template-columns: 1fr 1fr;
  }
}
.scope-section__extras-list li {
  font-size: var(--t-sm);
  color: var(--graphite);
  line-height: 1.5;
  padding-left: 1rem;
  position: relative;
}
.scope-section__extras-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 1px;
  background: var(--muted);
}

.scope-section__note {
  margin-top: 1.5rem;
  max-width: 70ch;
}

/* FoundingOffer */
.founding-section__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
}
@media (min-width: 900px) {
  .founding-section__grid {
    grid-template-columns: 1.2fr 1fr;
    grid-template-rows: auto auto auto;
    align-items: start;
  }
  .founding-section__intro {
    grid-column: 1;
    grid-row: 1 / 4;
  }
  .founding-section__details {
    grid-column: 2;
    grid-row: 1;
  }
  .founding-section__note {
    grid-column: 2;
    grid-row: 2;
  }
  .founding-section__cta {
    grid-column: 2;
    grid-row: 3;
  }
}

.founding-section__intro h2 {
  line-height: 1.05;
}

.founding-section__lede {
  margin-top: 1.5rem;
}

.founding-section__details {
  border: 1px solid var(--ink-line);
  background: var(--ink-2);
  padding: clamp(1.25rem, 2vw, 1.75rem);
  display: grid;
  gap: 0;
}

.founding-section__detail {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--ink-line);
}
.founding-section__detail:first-child {
  padding-top: 0;
}
.founding-section__detail:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.founding-section__detail-key {
  font-family: var(--f-mono);
  font-size: var(--t-sm);
  color: var(--muted-dark);
  letter-spacing: 0.02em;
  padding-top: 0.35em;
}

.founding-section__detail-figure {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.3rem;
  text-align: right;
}

.founding-section__detail-value {
  font-family: var(--f-display);
  font-size: var(--t-2xl);
  font-weight: 500;
  letter-spacing: -0.025em;
  color: var(--bone);
  line-height: 1;
}
.founding-section__detail-value--text {
  font-size: var(--t-xl);
  color: var(--vermilion-light);
}

.founding-section__detail-standard {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.02em;
  color: var(--muted-dark);
  text-decoration: line-through;
}
.founding-section__detail-standard--plain {
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.founding-section__note {
  font-size: var(--t-sm);
  color: var(--muted-dark);
  line-height: 1.6;
  max-width: 55ch;
}
.founding-section__note p {
  margin: 0;
}

.founding-section__cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.9rem;
}

.founding-section__reassure {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--muted-dark);
  margin: 0;
  line-height: 1.5;
}

/* FAQ */
.faq-section__lede {
  margin-top: 1.5rem;
}

.faq-section__list {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  border-top: 1px solid var(--bone-line);
}
.faq-section__item {
  border-bottom: 1px solid var(--bone-line);
}

.faq-section__question {
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1.5rem;
  padding: clamp(1.25rem, 2.5vw, 1.75rem) 0;
  font-family: var(--f-display);
  font-size: clamp(1.05rem, 0.5vw + 0.95rem, 1.25rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  cursor: pointer;
  line-height: 1.35;
}
.faq-section__question:hover {
  color: var(--vermilion);
}
.faq-section__question:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 4px;
}

.faq-section__question-text {
  display: block;
  max-width: 70ch;
}

.faq-section__question .faq-section__indicator {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--bone-line);
  position: relative;
  flex: 0 0 auto;
  transition:
    border-color 160ms var(--ease-out),
    background 160ms var(--ease-out);
}
.faq-section__question[aria-expanded="true"] .faq-section__indicator {
  background: var(--ink);
  border-color: var(--ink);
}

.faq-section__question .faq-section__indicator::before,
.faq-section__question .faq-section__indicator::after {
  content: "";
  position: absolute;
  background: var(--ink);
}
.faq-section__question .faq-section__indicator::before {
  width: 12px;
  height: 1.5px;
}
.faq-section__question .faq-section__indicator::after {
  width: 1.5px;
  height: 12px;
  transition: transform 200ms var(--ease-out);
}
.faq-section__question[aria-expanded="true"] .faq-section__indicator::before {
  background: var(--bone);
}
.faq-section__question[aria-expanded="true"] .faq-section__indicator::after {
  background: var(--bone);
  transform: scaleY(0);
}

.faq-section__answer {
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition:
    max-height 220ms var(--ease-out),
    opacity 220ms var(--ease-out);
}
.faq-section__answer-inner {
  padding: 0 0 clamp(1.25rem, 2.5vw, 1.75rem) 0;
  max-width: 70ch;
  color: var(--graphite);
  font-size: var(--t-md);
  line-height: 1.65;
}
.faq-section__question[aria-expanded="true"] + .faq-section__answer {
  max-height: 60rem;
  opacity: 1;
}

/* CTAFinal — the on-page conversion point: copy left, live form right. */
.cta-section__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
}
@media (min-width: 900px) {
  .cta-section__content {
    grid-template-columns: 1fr 1fr;
    gap: clamp(2.5rem, 5vw, 4.5rem);
    align-items: start;
  }
}

.cta-section__lede {
  margin-top: 1.25rem;
  max-width: 46ch;
}

.cta-section__assurances {
  list-style: none;
  margin: clamp(1.75rem, 3vw, 2.5rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
  border-top: 1px solid var(--bone-line);
  padding-top: clamp(1.5rem, 3vw, 2rem);
}
.cta-section__assurances li {
  position: relative;
  padding-left: 1.35rem;
  font-size: var(--t-md);
  line-height: 1.5;
  color: var(--graphite);
}
.cta-section__assurances li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--vermilion);
}

.cta-section__form {
  background: var(--bone-2);
  border: 1px solid var(--bone-line);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
/* The form component owns its own bottom margins; trim the trailing one so the
   panel padding stays even. */
.cta-section__form .contact-form:last-child,
.cta-section__form .contact-form__fallback {
  margin-bottom: 0;
}

/* ── Industrial acquisition-system pass ─────────────────── */
.problem-section,
.process-section,
.scope-section,
.fit-section,
.faq-section,
.cta-section {
  overflow: hidden;
}
.problem-section h2,
.process-section h2,
.scope-section h2,
.fit-section h2,
.faq-section h2,
.cta-section h2 {
  max-width: 12ch;
}
.problem-section__leaks {
  counter-reset: leak;
}
.problem-section__leak {
  grid-template-columns: minmax(3rem, 0.18fr) minmax(0, 1fr);
}
.problem-section__leak::before {
  align-self: start;
  padding-top: 0.25rem;
}
.problem-section__quote {
  max-width: none;
  padding: clamp(1.5rem, 3vw, 2.5rem) 0 0;
  border-top-width: 1px;
  font-size: var(--t-2xl);
}

.offer-section .wrap,
.proof-section .wrap {
  position: relative;
}
.offer-section .wrap::before,
.proof-section .wrap::before {
  position: absolute;
  top: 0;
  right: var(--gutter);
  color: var(--vermilion-light);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  content: "SISTEMA / 01";
}
.offer-engine {
  border-color: var(--muted);
}
.offer-engine__step {
  min-height: 18rem;
  padding: clamp(1.5rem, 3vw, 3rem);
}
.offer-engine__head {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ink-line);
}
.offer-engine__title {
  font-size: var(--t-2xl);
}
.offer-support__grid {
  border-top-color: var(--muted);
}
.offer-section__promise {
  max-width: 52ch;
  color: var(--vermilion-light);
}

.process-timeline {
  border-top: 1px solid var(--bone-line);
  padding-top: clamp(2rem, 4vw, 3rem);
}
.process-timeline__marker {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--ink);
  color: var(--bone);
  border-color: var(--ink);
}
.process-timeline__step:last-child .process-timeline__marker {
  background: var(--vermilion);
  border-color: var(--vermilion);
}
.process-timeline__when {
  color: var(--ink);
}

.proof-section__guarantee {
  display: grid;
  grid-template-columns: minmax(12rem, 0.4fr) 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
}
.proof-section__guarantee-note {
  grid-column: 2;
}
.proof-section__commit {
  grid-column: 2;
}
.proof-section__guarantee-title {
  margin: 0;
}
.proof-section__report-doc {
  border-color: var(--bone);
}
.proof-section__report-label {
  color: var(--vermilion-light);
}

.scope-section__grid,
.fit-section__grid {
  border-top: 1px solid var(--bone-line);
}
.scope-section__col,
.fit-section__col {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--bone-2);
}
.scope-section__col + .scope-section__col,
.fit-section__col + .fit-section__col {
  border-left: 1px solid var(--bone-line);
}
.scope-section__list li,
.fit-section__list li {
  padding-block: 0.75rem;
  border-bottom: 1px solid var(--bone-line);
}
.scope-section__list li:last-child,
.fit-section__list li:last-child {
  border-bottom: 0;
}

.founding-section__grid {
  border-top: 1px solid var(--ink-line);
  padding-top: clamp(2rem, 4vw, 3rem);
}
.founding-section__detail {
  padding-block: clamp(1rem, 2vw, 1.5rem);
}
.founding-section__detail-value {
  color: var(--vermilion-light);
}
.faq-section__item {
  border-bottom: 1px solid var(--bone-line);
}
.faq-section__question {
  padding-block: clamp(1rem, 2vw, 1.5rem);
}
.faq-section__indicator {
  border-radius: 0 !important;
}
.cta-section {
  background: var(--bone-2);
}
.cta-section__form {
  border: 1px solid var(--ink);
  background: var(--bone);
}
.cta-section__assurances li::before {
  border-radius: 0;
}

@media (max-width: 719px) {
  .proof-section__guarantee {
    display: block;
  }
  .proof-section__guarantee-title {
    margin-bottom: 1.5rem;
  }
  .scope-section__col + .scope-section__col,
  .fit-section__col + .fit-section__col {
    border-top: 1px solid var(--bone-line);
    border-left: 0;
  }
}