#portfolio, #case-studies {
  background: #f5f4ef;
  color: #202923;
  padding: 96px 32px 104px;
  border: 0;
  scroll-margin-top: 24px;
}
#case-studies { background: #e9ede6; border-top: 1px solid #d6ddd3; }
.kg-portfolio-wrapper { max-width: 1240px; }
.kg-portfolio-intro { text-align: left; margin: 0 0 36px; }
.kg-portfolio-kicker {
  color: #546d5d;
  font-family: Montserrat, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .15em;
  margin: 0 0 18px;
}
.kg-portfolio-heading {
  color: #202923;
  max-width: 950px;
  font-size: clamp(32px, 3.1vw, 48px);
  line-height: 1.16;
  font-weight: 600;
  letter-spacing: -.045em;
  margin: 0 0 22px;
}
.kg-portfolio-subheading {
  color: #59645c;
  max-width: 750px;
  margin: 0;
  font-family: Montserrat, sans-serif;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.8;
}
.kg-portfolio-filter {
  justify-content: flex-start;
  gap: 8px;
  padding: 0 0 24px;
  border-bottom: 1px solid #d4dbd1;
  margin: 0 0 20px;
}
.kg-filter-button {
  background: transparent;
  color: #4c5a50;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 12px 19px;
  min-height: 44px;
  font-family: Montserrat, sans-serif;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0;
  text-transform: none;
  box-shadow: none;
  transition: background .18s ease, color .18s ease;
}
.kg-filter-button:hover { background: #e3e9df; color: #223b2c; }
.kg-filter-button:focus-visible { outline: 2px solid #496f54; outline-offset: 3px; }
.kg-filter-button.is-active { background: #293f30; border-color: #293f30; color: #fff; box-shadow: none; }
.kg-filter-status {
  color: #637067;
  font: 500 12px/1.6 Montserrat, sans-serif;
  text-align: left;
  letter-spacing: .04em;
  text-transform: none;
  margin-bottom: 44px;
}
.kg-portfolio-grid { gap: 64px; }
.kg-category-header { gap: 8px; }
.kg-category-title { color: #263b2e; font-size: 26px; line-height: 1.25; letter-spacing: -.035em; }
.kg-category-subtitle { color: #5b685e; font-size: 14px; line-height: 1.65; letter-spacing: 0; }
.kg-category-group { gap: 24px; }
.kg-category-grid { gap: 24px; }
.kg-portfolio-card { height: auto; aspect-ratio: 1; border-radius: 10px; box-shadow: 0 3px 16px #17291c0c; }
.kg-card-inner, .kg-card-face, .kg-card-back { border-radius: 10px; }
.kg-card-front { background: #fff; }
.kg-portfolio-card:focus-visible { outline: 3px solid #496f54; outline-offset: 5px; border-radius: 10px; }
.kg-card-back-content { padding: 24px; gap: 12px; }
.kg-card-title { font-size: 25px; line-height: 1.2; }
.kg-card-description { font-size: 14px; line-height: 1.6; margin: 0; }
.kg-case-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.kg-case-card { padding: 24px; border: 1px solid #d9e0d5; border-radius: 10px; box-shadow: none; }
.kg-case-header { align-items: flex-start; }
.kg-case-title { color: #263b2e; font-size: 21px; line-height: 1.3; }
.kg-case-tagline { color: #647067; font-size: 11px; line-height: 1.7; letter-spacing: .03em; }
.kg-case-summary { color: #58665b; }
.kg-case-link { background: #eaf0e6; color: #294934; border-radius: 5px; letter-spacing: .05em; }
.kg-case-link:hover, .kg-case-link:focus-visible { background: #dce6d6; }
.kg-back-to-top { background: #293f30; color: #fff; border: 1px solid #ffffff30; box-shadow: 0 4px 18px #0002; letter-spacing: .06em; font-size: 12px; }
@media (max-width: 1024px) {
  .kg-case-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  #portfolio, #case-studies { padding: 64px 24px; }
  .kg-portfolio-subheading { font-size: 15px; }
  .kg-portfolio-filter { gap: 5px; }
  .kg-filter-button { padding: 10px 14px; font-size: 13px; }
  .kg-category-grid { gap: 18px; }
  .kg-back-to-top { right: 16px; bottom: 16px; }
}
@media (max-width: 600px) {
  #portfolio, #case-studies { padding: 56px 20px; }
  .kg-portfolio-grid { gap: 48px; }
  .kg-portfolio-heading { font-size: 32px; }
  .kg-category-title { font-size: 24px; }
}