.nature-throughline,
.nature-integrated-card {
  --nature-ink: #173f31;
  --nature-green: #176348;
  --nature-lime: #d8f45b;
  color: var(--nature-ink);
}

.nature-throughline {
  display: grid;
  grid-template-columns: minmax(240px, .8fr) minmax(520px, 1.5fr);
  gap: 18px;
  margin: 18px 0;
  padding: 18px;
  border: 1px solid #a9c7b8;
  border-radius: 18px;
  background: linear-gradient(120deg, #f5ffe4, #f5fbf7 60%);
}

.nature-throughline > div p,
.nature-integrated-card header p {
  margin: 0 0 5px;
  color: #4c6f5f;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .08em;
}

.nature-throughline h2 {
  margin: 0 0 7px;
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1.35;
}

.nature-throughline > div span,
.nature-integrated-card header em {
  display: block;
  font-size: 15px;
  font-style: normal;
  line-height: 1.65;
}

.nature-throughline nav {
  display: grid;
  grid-template-columns: repeat(5, minmax(92px, 1fr));
  gap: 8px;
}

.nature-throughline button {
  display: grid;
  grid-template: auto auto / 24px 1fr;
  gap: 2px 7px;
  align-content: center;
  min-height: 76px;
  padding: 9px;
  border: 1px solid #b5cabb;
  border-radius: 12px;
  background: #fff;
  color: var(--nature-ink);
  text-align: left;
  cursor: pointer;
}

.nature-throughline button:hover,
.nature-throughline button:focus-visible,
.nature-integrated-card > button:hover,
.nature-integrated-card > button:focus-visible {
  border-color: var(--nature-green);
  box-shadow: 0 0 0 3px #d8edc7;
}

.nature-throughline button small { grid-row: 1 / 3; align-self: start; color: #587264; font-size: 14px; }
.nature-throughline button i { font-size: 20px; font-style: normal; }
.nature-throughline button b { grid-column: 2; font-size: 14px; line-height: 1.35; }

.nature-integrated-card {
  margin: 18px 0;
  padding: 18px;
  border: 1px solid #aac7b7;
  border-left: 7px solid var(--nature-green);
  border-radius: 16px;
  background: #f8fcf7;
}

.nature-integrated-card header {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 13px;
  align-items: start;
  margin-bottom: 15px;
}

.nature-integrated-card header > span {
  display: grid;
  place-items: center;
  min-height: 52px;
  border-radius: 13px;
  background: #e5f6bd;
}

.nature-integrated-card header > span small { font-size: 13px; font-weight: 900; }
.nature-integrated-card header > span i { font-size: 22px; font-style: normal; }
.nature-integrated-card h2 { margin: 0 0 5px; font-size: clamp(20px, 2.2vw, 28px); line-height: 1.35; }

.nature-game-context {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: -4px 0 14px;
  padding: 10px 12px;
  border-radius: 12px;
  background: #173f31;
  color: #fff;
}

.nature-game-context > span { font-size: 22px; }
.nature-game-context p { margin: 0; }
.nature-game-context b,
.nature-game-context small { display: block; font-size: 14px; line-height: 1.45; }

.nature-integration-checks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.nature-integration-checks label {
  display: block;
  position: relative;
  min-height: 48px;
  cursor: pointer;
}

.nature-integration-checks input {
  position: absolute;
  inset: 0 auto auto 0;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.nature-integration-checks span {
  display: flex;
  gap: 9px;
  align-items: center;
  height: 100%;
  padding: 10px 12px;
  border: 1px solid #bfd0c5;
  border-radius: 10px;
  background: #fff;
  font-size: 15px;
  line-height: 1.4;
}

.nature-integration-checks i {
  display: grid;
  place-items: center;
  flex: 0 0 25px;
  height: 25px;
  border: 2px solid #789386;
  border-radius: 7px;
  color: transparent;
  font-style: normal;
  font-weight: 900;
}

.nature-integration-checks input:checked + span { border-color: var(--nature-green); background: #eff9d8; }
.nature-integration-checks input:checked + span i { border-color: var(--nature-green); background: var(--nature-green); color: #fff; }
.nature-integration-checks input:focus-visible + span { outline: 3px solid #badc79; outline-offset: 2px; }

.nature-integrated-card > button {
  min-height: 46px;
  margin-top: 13px;
  padding: 9px 14px;
  border: 1px solid var(--nature-green);
  border-radius: 10px;
  background: var(--nature-green);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
}

.nature-integration-progress {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.nature-integration-progress > b { font-size: 22px; }
.nature-integration-progress > span { display: grid; gap: 5px; }
.nature-integration-progress > span > i { height: 10px; border-radius: 99px; background: linear-gradient(90deg, var(--nature-green) var(--progress), #d7e1da var(--progress)); }
.nature-integration-progress small { font-size: 14px; line-height: 1.45; }

.nature-evidence-gates,
.nature-roadmap {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 8px;
  align-items: center;
  margin-top: 13px;
}

.nature-evidence-gates span,
.nature-roadmap article {
  padding: 10px;
  border-radius: 10px;
  background: #e8f2eb;
}

.nature-evidence-gates b,
.nature-evidence-gates small { display: block; font-size: 14px; }
.nature-evidence-gates i { color: #5c7468; font-style: normal; }

.nature-integration-sources { margin-top: 12px; }
.nature-integration-sources summary { min-height: 44px; padding: 10px 0; font-size: 15px; font-weight: 800; cursor: pointer; }
.nature-integration-sources div { display: flex; flex-wrap: wrap; gap: 8px; }
.nature-integration-sources a { padding: 8px 10px; border-radius: 8px; background: #fff; color: #0f5a42; font-size: 14px; }

.nature-market-input { display: grid; grid-template-columns: minmax(220px, .65fr) 1.35fr; gap: 12px; align-items: start; }
.nature-market-input > label span,
.nature-benefit-share label span { display: block; margin-bottom: 5px; font-size: 14px; font-weight: 800; }
.nature-market-input select { width: 100%; min-height: 46px; padding: 8px 10px; border: 1px solid #90aa9b; border-radius: 9px; background: #fff; font-size: 16px; }

.nature-benefit-share label { display: grid; grid-template-columns: minmax(220px, .75fr) 1fr 58px; gap: 12px; align-items: center; }
.nature-benefit-share label span { margin: 0; }
.nature-benefit-share input { width: 100%; }
.nature-benefit-share output { font-size: 21px; font-weight: 900; }
.nature-benefit-share > div { display: grid; grid-template-columns: var(--farmer, 45%) 1fr; gap: 8px; margin-top: 11px; }
.nature-benefit-share > div span { min-height: 56px; padding: 9px; border-radius: 9px; background: #dff2ac; }
.nature-benefit-share > div span:last-child { background: #e2eee7; }
.nature-benefit-share > div b,
.nature-benefit-share > div small { display: block; font-size: 14px; }
.nature-benefit-share > p { margin: 9px 0 0; color: #526a5e; font-size: 14px; }

.nature-roadmap { grid-template-columns: repeat(4, minmax(0, 1fr)); align-items: stretch; }
.nature-roadmap article { display: grid; gap: 5px; }
.nature-roadmap article b { color: #477061; font-size: 14px; }
.nature-roadmap article strong { font-size: 16px; }
.nature-roadmap article p { margin: 0; font-size: 14px; line-height: 1.5; }
.nature-plan-summary { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; padding: 11px; border-radius: 10px; background: #173f31; color: #fff; }
.nature-plan-summary b,
.nature-plan-summary span { font-size: 14px; }
.nature-plan-summary span { padding: 5px 8px; border-radius: 99px; background: #ffffff1f; }

@media (max-width: 1100px) {
  .nature-throughline { grid-template-columns: 1fr; }
  .nature-integrated-card { padding: 15px; }
  .nature-roadmap { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .nature-throughline nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nature-integration-checks,
  .nature-market-input,
  .nature-roadmap { grid-template-columns: 1fr; }
  .nature-evidence-gates { grid-template-columns: 1fr; }
  .nature-evidence-gates > i { transform: rotate(90deg); text-align: center; }
  .nature-benefit-share label { grid-template-columns: 1fr 55px; }
  .nature-benefit-share label span { grid-column: 1 / -1; }
}