:root {
  --g9: #0b3d2e;
  --g8: #0d4f3c;
  --g7: #1a6645;
  --g1: #e7f1ed;
  --g0: #f4faf7;
  --ink: #0b1b14;
  --mu: #5b6b62;
  --line: #dfe5e2;
  --w: #ffffff;
  --rsm: 10px;
  --rmd: 16px;
  --rlg: 24px;
  --shsm: 0 1px 4px rgba(0, 0, 0, .06);
  --shmd: 0 4px 20px rgba(0, 0, 0, .08);
  --shlg: 0 12px 48px rgba(0, 0, 0, .10);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--w);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.blog-surface {
  min-height: calc(100vh - 200px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--rsm);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  transition: all .15s;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--g9);
  color: var(--w);
}

.btn-primary:hover {
  background: var(--g7);
  transform: translateY(-1px);
  box-shadow: var(--shmd);
}

.btn-outline {
  background: transparent;
  color: var(--g9);
  border-color: var(--g9);
}

.btn-outline:hover {
  background: var(--g0);
}

.resources-hero {
  background: linear-gradient(180deg, var(--g0) 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
  padding: 72px 0 58px;
}

.resources-eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--g7);
}

.resources-title {
  margin: 0;
  max-width: 900px;
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.06;
  letter-spacing: -1.8px;
}

.resources-subtitle {
  margin: 18px 0 0;
  max-width: 760px;
  font-size: clamp(17px, 2vw, 21px);
  color: var(--mu);
}

.resources-actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.resources-main {
  padding: 52px 0 90px;
}

.resources-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, .9fr);
  gap: 24px;
  align-items: start;
}

.resource-featured,
.resource-list-wrap {
  background: var(--w);
  border: 1px solid var(--line);
  border-radius: var(--rmd);
  box-shadow: var(--shsm);
}

.resource-featured {
  padding: 28px;
}

.resource-meta {
  margin: 0 0 10px;
  color: var(--g7);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.resource-featured-title {
  margin: 0;
  font-size: clamp(26px, 3.3vw, 42px);
  line-height: 1.14;
  letter-spacing: -.8px;
}

.resource-featured-excerpt {
  margin: 16px 0 0;
  color: var(--mu);
  font-size: 17px;
}

.resource-link {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--g9);
  font-weight: 700;
}

.resource-link:hover {
  color: var(--g7);
}

.resource-list-wrap {
  padding: 20px;
}

.resource-list-title {
  margin: 0 0 14px;
  font-size: 18px;
  letter-spacing: -.2px;
}

.resource-list-item {
  display: block;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 10px;
  background: #fff;
}

.resource-list-item:last-child {
  margin-bottom: 0;
}

.resource-list-item.active {
  border-color: rgba(26, 102, 69, .35);
  background: #f9fcfb;
}

.resource-list-item-disabled {
  background: #fcfdfc;
}

.resource-list-kicker {
  display: block;
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--g7);
  margin-bottom: 6px;
}

.resource-list-headline {
  display: block;
  font-size: 15px;
  color: var(--ink);
  line-height: 1.45;
}

.article-hero {
  background: linear-gradient(180deg, var(--g0) 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
  padding: 54px 0 48px;
}

.article-back {
  display: inline-flex;
  align-items: center;
  color: var(--g7);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 18px;
}

.article-back:hover {
  color: var(--g9);
}

.article-kicker {
  margin: 0;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 700;
  color: var(--g7);
}

.article-title {
  margin: 10px 0 0;
  max-width: 930px;
  font-size: clamp(34px, 5.2vw, 58px);
  line-height: 1.05;
  letter-spacing: -1.5px;
}

.article-dek {
  margin: 16px 0 0;
  max-width: 900px;
  font-size: clamp(17px, 2vw, 22px);
  color: var(--mu);
}

.article-meta-row {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meta-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  background: #fff;
  color: var(--mu);
}

.article-main {
  padding: 34px 0 90px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 290px;
  gap: 22px;
  align-items: start;
}

.article-card {
  border: 1px solid var(--line);
  border-radius: var(--rmd);
  background: var(--w);
  box-shadow: var(--shsm);
  padding: 30px;
}

.article-card h2,
.article-card h3 {
  margin-top: 36px;
  margin-bottom: 10px;
  line-height: 1.2;
  letter-spacing: -.3px;
}

.article-card h2 {
  font-size: clamp(26px, 3vw, 36px);
}

.article-card h3 {
  font-size: clamp(22px, 2.5vw, 30px);
}

.article-card p {
  margin: 12px 0;
  color: #1b3028;
  font-size: 17px;
  line-height: 1.85;
}

.article-card ul {
  margin: 8px 0 16px 24px;
  color: #1b3028;
  line-height: 1.8;
}

.toc-card {
  border: 1px solid var(--line);
  border-radius: var(--rmd);
  background: var(--w);
  box-shadow: var(--shsm);
  padding: 18px;
  position: sticky;
  top: 84px;
}

.toc-title {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--g7);
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.toc-list a {
  color: var(--mu);
  font-size: 14px;
  line-height: 1.45;
}

.toc-list a:hover {
  color: var(--ink);
}

.blog-footer {
  border-top: 1px solid var(--line);
  background: #fbfdfc;
}

.blog-footer-inner {
  padding-top: 22px;
  padding-bottom: 26px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.blog-footer-brand {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.blog-footer-links {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--mu);
  font-size: 14px;
}

.blog-footer-links a:hover {
  color: var(--ink);
}

.blog-footer-copy {
  font-size: 13px;
  color: var(--mu);
}

@media (max-width: 980px) {
  .resources-grid,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .toc-card {
    position: static;
  }
}

@media (max-width: 680px) {
  .container {
    padding: 0 18px;
  }

  .resources-hero {
    padding: 54px 0 42px;
  }

  .resource-featured,
  .resource-list-wrap,
  .article-card {
    padding: 18px;
  }

  .blog-footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}