/* Verified master modules, scoped to this case study. */

.wf-case-flatss.flatss-case { background: var(--white); }
.wf-case-flatss.flatss-case .case-overview { background: var(--white); }
.wf-case-flatss.flatss-case .case-gallery-section { background: var(--white); }
.wf-case-flatss.flatss-case footer { background: var(--white); }
.wf-case-flatss.flatss-case { color: var(--dark); }
.wf-case-flatss.flatss-case .case-hero { background: #f3f8f1; }
.wf-case-flatss.flatss-case .case-cover {
  height: auto;
  background: #65cf5d;
}
.wf-case-flatss.flatss-case .case-cover img {
  height: auto;
  object-fit: contain;
}
.wf-case-flatss.flatss-case .case-process { border-top: 1px solid var(--line); }
.wf-case-flatss.flatss-case .case-direction { border-top: 1px solid var(--line); }
.wf-case-flatss.flatss-case .case-gallery-section { border-top: 1px solid var(--line); }
.wf-case-flatss.flatss-case .case-process {
  background: var(--dark);
  color: var(--white);
}
.wf-case-flatss.flatss-case .case-process-intro > p:last-child { color: rgba(255, 255, 255, 0.7); }
.wf-case-flatss.flatss-case .case-process li p { color: rgba(255, 255, 255, 0.7); }
.wf-case-flatss.flatss-case .case-process li { border-top-color: var(--line-dark); }
.wf-case-flatss.flatss-case .case-process li:last-child { border-bottom-color: var(--line-dark); }
.wf-case-flatss.flatss-case .case-process li:hover { color: #65cf5d; }
.wf-case-flatss.flatss-case .case-direction { background: #65cf5d; }
.wf-case-flatss.flatss-case .case-direction li { border-top-color: rgba(45, 52, 64, 0.38); }
.wf-case-flatss.flatss-case .case-direction li:last-child { border-bottom-color: rgba(45, 52, 64, 0.38); }
.wf-case-flatss.flatss-case .case-gallery figure { background: #f5f7f4; }
.wf-case-flatss .flatss-gallery {
  --gallery-gap: clamp(20px, 3vw, 44px);
  align-items: start;
}
.wf-case-flatss .flatss-gallery-wide { grid-template-columns: 1fr; }
.wf-case-flatss .flatss-gallery-pair { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.wf-case-flatss .flatss-personas {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(20px, 2.4vw, 34px);
  align-items: start;
  width: min(1120px, 100%);
  margin-inline: auto;
}
.wf-case-flatss .flatss-persona-card {
  min-width: 0;
  width: 100%;
  max-width: 550px;
  overflow: hidden;
  justify-self: center;
  border: 1px solid rgba(45, 52, 64, 0.16);
  border-top: 4px solid #65cf5d;
  background: #f5f7f4;
}
.wf-case-flatss .flatss-persona-top {
  display: grid;
  grid-template-columns: minmax(150px, 0.78fr) minmax(0, 1.22fr);
  min-height: 250px;
}
.wf-case-flatss .flatss-persona-top figure {
  min-width: 0;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #ebece7;
}
.wf-case-flatss .flatss-persona-top figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.wf-case-flatss .flatss-persona-identity { padding: clamp(22px, 2.4vw, 32px); }
.wf-case-flatss .flatss-persona-identity .eyebrow { margin: 0 0 18px; }
.wf-case-flatss .flatss-persona-identity h4 {
  margin: 0 0 clamp(22px, 2.8vw, 32px);
  font-size: clamp(29px, 3vw, 42px);
  letter-spacing: -0.045em;
  line-height: 0.95;
}
.wf-case-flatss .flatss-persona-identity dl { display: grid; gap: 9px; margin: 0; }
.wf-case-flatss .flatss-persona-identity dl div {
  display: grid;
  grid-template-columns: 66px 1fr;
  gap: 14px;
  padding-top: 8px;
  border-top: 1px solid rgba(45, 52, 64, 0.16);
}
.wf-case-flatss .flatss-persona-identity dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.wf-case-flatss .flatss-persona-identity dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
}
.wf-case-flatss .flatss-persona-goal {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: clamp(18px, 2vw, 30px);
  padding: clamp(22px, 2.6vw, 32px);
  background: #65cf5d;
}
.wf-case-flatss .flatss-persona-goal span {
  padding-top: 5px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.wf-case-flatss .flatss-persona-goal p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 1.8vw, 25px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}
.wf-case-flatss .flatss-persona-insights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 2.8vw, 34px);
  padding: clamp(26px, 3vw, 36px);
}
.wf-case-flatss .flatss-persona-insights section:last-child { grid-column: 1 / -1; }
.wf-case-flatss .flatss-persona-insights h5 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(18px, 1.7vw, 23px);
  line-height: 1.1;
}
.wf-case-flatss .flatss-persona-insights ul { margin: 0; padding: 0; list-style: none; }
.wf-case-flatss .flatss-persona-insights li {
  position: relative;
  padding: 9px 0 9px 17px;
  border-top: 1px solid rgba(45, 52, 64, 0.14);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}
.wf-case-flatss .flatss-persona-insights li::before {
  position: absolute;
  top: 15px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #65cf5d;
  content: "";
}
.wf-case-flatss .flatss-user-flow { display: grid; gap: clamp(54px, 7vw, 96px); }
.wf-case-flatss .flatss-flow-map {
  padding: clamp(26px, 4vw, 56px);
  border: 1px solid rgba(45, 52, 64, 0.16);
  background: #fff;
}
.wf-case-flatss .flatss-flow-entry {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(24px, 2.6vw, 40px);
  padding: 0;
  margin: 0;
  list-style: none;
}
.wf-case-flatss .flatss-flow-entry li {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 82px;
  place-items: center;
  padding: 16px;
  border: 1px solid rgba(45, 52, 64, 0.18);
  background: #f8faf7;
  color: var(--text);
  font-size: clamp(14px, 1.15vw, 16px);
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
}
.wf-case-flatss .flatss-flow-route li {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 82px;
  place-items: center;
  padding: 16px;
  border: 1px solid rgba(45, 52, 64, 0.18);
  background: #f8faf7;
  color: var(--text);
  font-size: clamp(14px, 1.15vw, 16px);
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
}
.wf-case-flatss .flatss-flow-entry li.is-home {
  border-color: #65cf5d;
  background: #65cf5d;
  font-weight: 700;
}
.wf-case-flatss .flatss-flow-entry li:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: clamp(-40px, -2.6vw, -24px);
  z-index: 2;
  width: clamp(24px, 2.6vw, 40px);
  color: #54bd4f;
  content: "→";
  font-size: 24px;
  line-height: 1;
  text-align: center;
  transform: translateY(-50%);
}
.wf-case-flatss .flatss-flow-route li:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: clamp(-40px, -2.6vw, -24px);
  z-index: 2;
  width: clamp(24px, 2.6vw, 40px);
  color: #54bd4f;
  content: "→";
  font-size: 24px;
  line-height: 1;
  text-align: center;
  transform: translateY(-50%);
}
.wf-case-flatss .flatss-flow-branch-label {
  position: relative;
  display: grid;
  min-height: 104px;
  place-items: center;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.wf-case-flatss .flatss-flow-branch-label::before {
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 38px;
  background: #65cf5d;
  content: "";
}
.wf-case-flatss .flatss-flow-branch-label::after {
  position: absolute;
  bottom: 0;
  left: 50%;
  color: #54bd4f;
  content: "↓";
  font-size: 24px;
  transform: translateX(-50%);
}
.wf-case-flatss .flatss-flow-routes {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.8fr);
  gap: clamp(22px, 3vw, 44px);
  align-items: stretch;
}
.wf-case-flatss .flatss-flow-route {
  min-width: 0;
  padding: clamp(22px, 2.8vw, 36px);
  border-top: 4px solid #65cf5d;
  background: #f3f8f1;
}
.wf-case-flatss .flatss-flow-route header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: clamp(22px, 2.6vw, 34px);
}
.wf-case-flatss .flatss-flow-route header > span {
  color: #4ead49;
  font-size: 13px;
  font-weight: 700;
}
.wf-case-flatss .flatss-flow-route h4 {
  margin: 0;
  font-size: clamp(25px, 2.4vw, 36px);
  letter-spacing: -0.04em;
}
.wf-case-flatss .flatss-flow-route ol {
  display: grid;
  gap: clamp(20px, 2.2vw, 32px);
  padding: 0;
  margin: 0;
  list-style: none;
}
.wf-case-flatss .flatss-flow-route.is-room ol { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.wf-case-flatss .flatss-flow-route.is-profile ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.wf-case-flatss .flatss-flow-route li {
  min-height: 74px;
  padding: 12px;
  font-size: 13px;
}
.wf-case-flatss .flatss-flow-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.wf-case-flatss .flatss-flow-route.is-profile .flatss-flow-results { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.wf-case-flatss .flatss-flow-results span {
  display: grid;
  min-height: 54px;
  place-items: center;
  padding: 12px;
  background: #65cf5d;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
}
.wf-case-flatss .flatss-navigation-decision {
  padding: clamp(38px, 6vw, 78px);
  background: var(--dark);
  color: var(--white);
}
.wf-case-flatss .flatss-navigation-heading {
  display: grid;
  grid-template-columns: minmax(170px, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(30px, 5vw, 70px);
  align-items: end;
  padding-bottom: clamp(42px, 6vw, 76px);
}
.wf-case-flatss .flatss-navigation-heading .eyebrow { margin: 0; color: rgba(255, 255, 255, 0.68); }
.wf-case-flatss .flatss-navigation-heading h4 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(42px, 6vw, 84px);
  letter-spacing: -0.052em;
  line-height: 0.96;
}
.wf-case-flatss .flatss-navigation-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}
.wf-case-flatss .flatss-navigation-notes article {
  min-width: 0;
  padding: clamp(26px, 3vw, 42px) clamp(22px, 3vw, 40px) 0 0;
}
.wf-case-flatss .flatss-navigation-notes article + article {
  padding-left: clamp(22px, 3vw, 40px);
  border-left: 1px solid rgba(255, 255, 255, 0.24);
}
.wf-case-flatss .flatss-navigation-notes span { color: #65cf5d; font-size: 12px; font-weight: 700; }
.wf-case-flatss .flatss-navigation-notes h5 {
  margin: 38px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.3vw, 30px);
}
.wf-case-flatss .flatss-navigation-notes p {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.6;
}
.wf-case-flatss .flatss-sketch-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: clamp(10px, 1.2vw, 18px);
}
.wf-case-flatss .flatss-sketch {
  width: 100%;
  aspect-ratio: 4 / 3;
  margin: 0;
  overflow: hidden;
  background: #f5f7f4;
}
.wf-case-flatss .flatss-sketch img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 0.9s var(--ease);
}
.wf-case-flatss .flatss-sketch:hover img { filter: saturate(1.06) contrast(1.02); }
.wf-case-flatss.flatss-case footer {
  border-color: var(--line);
  color: var(--dark);
}
@media (max-width: 980px) {
  .wf-case-flatss .flatss-personas { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-flow-routes { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-navigation-heading { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .wf-case-flatss .flatss-gallery-pair { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-persona-top { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-persona-top figure { min-height: 240px; }
  .wf-case-flatss .flatss-persona-insights { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-persona-insights section:last-child { grid-column: auto; }
  .wf-case-flatss .flatss-flow-entry { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-flow-route.is-room ol { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-flow-route.is-profile ol { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-flow-entry { gap: 28px; }
  .wf-case-flatss .flatss-flow-route ol { gap: 28px; }
  .wf-case-flatss .flatss-flow-entry li:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -28px;
    left: 50%;
    width: 28px;
    content: "↓";
    transform: translateX(-50%);
  }
  .wf-case-flatss .flatss-flow-route li:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -28px;
    left: 50%;
    width: 28px;
    content: "↓";
    transform: translateX(-50%);
  }
  .wf-case-flatss .flatss-flow-route.is-profile .flatss-flow-results { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .wf-case-flatss .flatss-navigation-notes { grid-template-columns: 1fr; }
  .wf-case-flatss .flatss-navigation-notes article + article {
    padding-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.24);
    border-left: 0;
  }
  .wf-case-flatss .flatss-sketch-grid {
    grid-template-columns: none;
    grid-auto-columns: minmax(220px, 72vw);
    grid-auto-flow: column;
    overflow-x: auto;
    padding-bottom: 14px;
    scroll-snap-type: x mandatory;
  }
  .wf-case-flatss .flatss-sketch { scroll-snap-align: start; }
}