/* Impacx case study page */
:root {
  --impacx-navy: #003366;
  --impacx-green: #00CC99;
  --impacx-green-deep: #00A37A;
  --impacx-orange: #FF9933;
  --impacx-text: #333333;
  --impacx-muted: #666666;
  --impacx-line: #E0E0E0;
  --impacx-quote: #F0F8FB;
}

* {
  box-sizing: border-box;
}

body.impacx-case {
  margin: 0;
  background: #FFFFFF;
  color: var(--impacx-text);
  font-family: 'Inter', sans-serif;
}

.impacx-case main {
  width: min(100% - 48px, 1180px);
  margin: 0 auto;
  padding: 52px 0 76px;
  text-align: center;
}

.impacx-case .skip-link {
  position: absolute;
  top: 12px;
  left: 24px;
  z-index: 20;
  transform: translateY(-150%);
  padding: 10px 14px;
  background: #FFFFFF;
  color: var(--impacx-navy);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.impacx-case .skip-link:focus,
.impacx-case .skip-link:focus-visible {
  transform: translateY(0);
}

.impacx-case .back {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--impacx-green-deep);
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.impacx-case .back:hover {
  text-decoration: underline;
}

.impacx-case .case-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin: 0 0 46px;
  padding: clamp(34px, 5vw, 64px);
  border: 1px solid rgba(0, 51, 102, 0.12);
  background:
    radial-gradient(circle at 84% 18%, rgba(0, 204, 153, 0.16), transparent 32%),
    linear-gradient(135deg, rgba(0, 204, 153, 0.1), rgba(255, 255, 255, 0) 54%),
    #FFFFFF;
  box-shadow: 0 28px 70px rgba(0, 51, 102, 0.1);
  text-align: left;
}

.impacx-case .case-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(34px, 5vw, 64px);
  width: 84px;
  height: 4px;
  background: var(--impacx-green);
}

.case-hero__eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 18px;
}

.case-hero__eyebrow span {
  color: var(--impacx-green-deep);
  font-family: 'Poppins', sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.case-hero__eyebrow span + span {
  color: rgba(0, 51, 102, 0.58);
}

.impacx-case h1 {
  max-width: 760px;
  margin: 0;
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: clamp(40px, 5.2vw, 68px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
}

.case-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: clamp(34px, 5vw, 72px);
  align-items: stretch;
}

.case-hero__copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
}

.case-hero__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(128px, 1fr));
  gap: 14px;
  width: min(100%, 520px);
  margin-top: clamp(24px, 4vw, 38px);
}

.case-hero__metrics strong {
  display: grid;
  gap: 7px;
  min-height: 104px;
  align-content: center;
  padding: 18px 20px;
  border-left: 4px solid var(--impacx-green);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 0 0 1px rgba(0, 51, 102, 0.09);
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.15;
  text-transform: uppercase;
}

.case-hero__metrics span {
  display: block;
  color: var(--impacx-green-deep);
  font-size: clamp(34px, 5vw, 50px);
  line-height: 1;
}

.impacx-case .summary {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--impacx-text);
  font-size: clamp(16px, 1.35vw, 18px);
  line-height: 1.72;
  text-align: left;
}

.case-hero__proof {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 3vw, 32px);
  background: var(--impacx-navy);
  color: #FFFFFF;
  box-shadow: 0 18px 38px rgba(0, 51, 102, 0.18);
  text-align: left;
}

.case-hero__proof-label {
  margin: 0 0 16px;
  color: var(--impacx-green);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.6px;
  line-height: 1.3;
  text-transform: uppercase;
}

.case-hero__proof dl {
  display: grid;
  gap: 0;
  margin: 0;
}

.case-hero__proof div {
  padding: 15px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.case-hero__proof div:last-child {
  padding-bottom: 0;
}

.case-hero__proof dt {
  margin: 0 0 4px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.case-hero__proof dd {
  margin: 0;
  color: #FFFFFF;
  font-family: 'Poppins', sans-serif;
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  line-height: 1.08;
}

.case-section {
  max-width: 840px;
  margin: 0 auto 32px;
  text-align: center;
}

.section-label {
  margin: 0 0 16px;
  color: var(--impacx-green-deep);
  font-family: 'Poppins', sans-serif;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-section p {
  margin: 0;
  color: var(--impacx-text);
  font-size: 16px;
  line-height: 1.6;
  text-align: center;
}

.case-section p + p {
  margin-top: 24px;
}

.case-visual {
  margin: 32px 0;
  border: 1px solid rgba(0, 51, 102, 0.12);
  background: #FFFFFF;
  box-shadow: 0 18px 50px rgba(0, 51, 102, 0.08);
  overflow: hidden;
}

.visual-header {
  padding: 28px clamp(18px, 3vw, 32px) 22px;
  text-align: center;
  border-bottom: 1px solid #EDF1F5;
}

.visual-header h2 {
  margin: 0;
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.18;
}

.visual-header p {
  margin: 8px 0 0;
  color: var(--impacx-muted);
  font-size: 14px;
  font-weight: 600;
}

.transformation-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 18px;
  padding: clamp(18px, 3vw, 30px);
  align-items: center;
}

.transformation-panel {
  min-width: 0;
  padding: 20px;
  border-radius: 8px;
  text-align: left;
}

.transformation-panel--before {
  border-left: 8px solid #FF6B6B;
  background: #FFF5F5;
}

.transformation-panel--after {
  border-left: 8px solid var(--impacx-green);
  background: #E6FAF5;
}

.panel-phase {
  margin: 0 0 16px;
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.legacy-app-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.legacy-app-grid span,
.data-hub__outputs span {
  display: grid;
  gap: 3px;
  min-height: 58px;
  padding: 12px;
  border: 1px solid rgba(255, 107, 107, 0.52);
  border-radius: 6px;
  background: #FFFFFF;
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.15;
}

.legacy-app-grid small {
  color: var(--impacx-muted);
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.panel-metric {
  display: grid;
  gap: 5px;
  margin: 18px 0 14px;
}

.panel-metric strong {
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  line-height: 1;
}

.panel-metric span {
  color: var(--impacx-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.transformation-panel ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.transformation-panel li {
  position: relative;
  padding-left: 14px;
  color: var(--impacx-text);
  font-size: 13px;
  line-height: 1.35;
}

.transformation-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.4;
}

.transformation-arrow {
  display: grid;
  justify-items: center;
  gap: 8px;
  color: var(--impacx-green-deep);
  font-family: 'Poppins', sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-align: center;
  text-transform: uppercase;
}

.transformation-arrow svg {
  width: 82px;
  height: auto;
}

.transformation-arrow path:first-child {
  fill: none;
  stroke: var(--impacx-green);
  stroke-width: 7;
  stroke-linecap: round;
}

.transformation-arrow path:last-child {
  fill: var(--impacx-green);
}

.transformation-arrow strong {
  color: var(--impacx-navy);
  font-size: 10px;
  line-height: 1.25;
}

.data-hub {
  display: grid;
  gap: 16px;
}

.data-hub__core {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 116px;
  padding: 20px;
  background: var(--impacx-green);
  clip-path: polygon(18% 0, 82% 0, 100% 50%, 82% 100%, 18% 100%, 0 50%);
  color: #FFFFFF;
  font-family: 'Poppins', sans-serif;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.15;
  text-align: center;
}

.data-hub__outputs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.data-hub__outputs span {
  min-height: auto;
  border-color: rgba(0, 204, 153, 0.42);
  font-size: 12px;
}

.visual-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 18px;
  padding: 18px 20px;
  background: var(--impacx-navy);
  color: #FFFFFF;
  font-family: 'Poppins', sans-serif;
  font-size: clamp(14px, 2vw, 19px);
  font-weight: 800;
  text-align: center;
}

.visual-banner span {
  color: var(--impacx-green);
}

.financial-grid {
  display: grid;
  grid-template-columns: 1.72fr 1fr;
  gap: 24px;
  padding: clamp(18px, 3vw, 30px);
  align-items: start;
}

.financial-chart {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--impacx-line);
  border-radius: 8px;
  background: #FFFFFF;
  text-align: left;
}

.financial-mobile-chart {
  display: none;
}

.financial-chart svg {
  display: block;
  width: 100%;
  height: auto;
  min-height: 220px;
}

.financial-chart text {
  fill: var(--impacx-muted);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
}

.chart-grid line {
  stroke: var(--impacx-line);
  stroke-width: 1;
}

.savings-band {
  fill: var(--impacx-green);
  opacity: 0.08;
}

.axis {
  stroke: #C9CDD2;
  stroke-width: 1.5;
}

.legacy-line {
  stroke: var(--impacx-navy);
  stroke-width: 2.6;
  stroke-linecap: round;
}

.hub-line {
  stroke: var(--impacx-green);
  stroke-width: 3.6;
  stroke-linecap: round;
}

.financial-chart .legacy-label {
  fill: var(--impacx-navy);
  font-size: 13px;
  font-weight: 800;
}

.financial-chart .hub-label {
  fill: var(--impacx-green-deep);
  font-size: 13px;
  font-weight: 800;
}

.chart-caption {
  margin: 12px 0 0;
  color: #999999;
  font-size: 10px;
  line-height: 1.45;
}

.financial-metrics {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--impacx-green);
  border-radius: 8px;
  background: #F0F8FB;
  text-align: left;
}

.financial-metrics h2 {
  margin: 0;
  color: var(--impacx-navy);
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 800;
}

.financial-metrics div {
  display: grid;
  gap: 4px;
}

.financial-metrics span {
  color: var(--impacx-muted);
  font-size: 12px;
}

.financial-metrics strong {
  color: var(--impacx-green-deep);
  font-family: 'Poppins', sans-serif;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  line-height: 1.08;
}

.impacx-case blockquote {
  max-width: 840px;
  margin: 32px auto 10px;
  padding: 24px;
  border-left: 4px solid var(--impacx-green);
  border-radius: 4px;
  background: var(--impacx-quote);
}

.impacx-case blockquote p {
  margin: 0;
  color: var(--impacx-navy);
  font-size: 16px;
  font-style: italic;
  line-height: 1.65;
  text-align: center;
}

.impacx-case .attribution {
  margin: 0 auto 32px;
  color: var(--impacx-navy);
  font-size: 13px;
  font-weight: 800;
}

.impacx-case .case-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 18px 24px;
}

.impacx-case .cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 16px 32px;
  border-radius: 4px;
  background: var(--impacx-orange);
  color: #FFFFFF;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.impacx-case .cta:hover {
  background: #e6831f;
}

.impacx-case .back-cta {
  color: var(--impacx-green-deep);
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.impacx-case .back-cta:hover {
  text-decoration: underline;
}

@media (max-width: 900px) {
  .case-hero__grid,
  .transformation-grid,
  .financial-grid {
    grid-template-columns: 1fr;
  }

  .case-hero__proof {
    min-height: auto;
  }

  .transformation-arrow {
    position: relative;
    width: 100%;
    min-height: 116px;
    padding: 18px 0;
    border: 1px solid rgba(0, 204, 153, 0.28);
    background: rgba(0, 204, 153, 0.07);
    transform: none;
  }

  .transformation-arrow span {
    order: 1;
  }

  .transformation-arrow::before {
    order: 2;
  }

  .transformation-arrow::after {
    order: 3;
  }

  .transformation-arrow strong {
    order: 4;
  }

  .transformation-arrow svg {
    display: none;
  }

  .transformation-arrow::before {
    content: "";
    width: 4px;
    height: 46px;
    border-radius: 999px;
    background: var(--impacx-green);
  }

  .transformation-arrow::after {
    content: "";
    width: 0;
    height: 0;
    margin-top: -9px;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 14px solid var(--impacx-green);
  }
}

@media (max-width: 640px) {
  .impacx-case main {
    width: min(100% - 28px, 1080px);
    padding-top: 28px;
  }

  .impacx-case .case-hero,
  .visual-header,
  .transformation-grid,
  .financial-grid {
    padding-left: 16px;
    padding-right: 16px;
  }

  .impacx-case .case-hero {
    margin-bottom: 34px;
    padding-top: 30px;
    padding-bottom: 24px;
  }

  .impacx-case .case-hero::before {
    left: 16px;
  }

  .case-hero__eyebrow {
    gap: 8px 12px;
  }

  .case-hero__eyebrow span {
    font-size: 10px;
    letter-spacing: 0.1em;
  }

  .impacx-case h1 {
    font-size: clamp(34px, 11.4vw, 46px);
  }

  .case-hero__metrics {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .case-hero__metrics span {
    font-size: 36px;
  }

  .case-hero__proof {
    padding: 18px;
  }

  .legacy-app-grid,
  .data-hub__outputs {
    grid-template-columns: 1fr;
  }

  .financial-chart {
    padding: 14px;
    overflow: visible;
    text-align: center;
  }

  .financial-chart svg {
    display: none;
  }

  .financial-mobile-chart {
    display: grid;
    gap: 12px;
  }

  .mobile-cost-row,
  .mobile-cost-gap {
    display: grid;
    gap: 5px;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
  }

  .mobile-cost-row span,
  .mobile-cost-gap span {
    color: var(--impacx-muted);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .mobile-cost-row strong,
  .mobile-cost-gap strong {
    color: var(--impacx-navy);
    font-family: 'Poppins', sans-serif;
    font-size: 24px;
    font-weight: 800;
    line-height: 1.08;
  }

  .mobile-cost-row--legacy {
    border: 1px solid rgba(0, 51, 102, 0.2);
    background: rgba(0, 51, 102, 0.06);
  }

  .mobile-cost-gap {
    border: 1px solid rgba(0, 204, 153, 0.36);
    background: rgba(0, 204, 153, 0.1);
  }

  .mobile-cost-gap strong,
  .mobile-cost-row--hub strong {
    color: var(--impacx-green-deep);
  }

  .mobile-cost-row--hub {
    border: 1px solid rgba(0, 204, 153, 0.32);
    background: #FFFFFF;
  }

  .chart-caption {
    max-width: 28ch;
    margin: 12px auto 0;
    text-align: center;
  }

  .visual-banner {
    align-items: stretch;
    flex-direction: column;
  }
}

.impacx-case .case-section {
  margin-bottom: var(--case-content-space, clamp(32px, 3.2vw, 44px));
}

.impacx-case .case-visual {
  margin-top: var(--case-content-space, clamp(32px, 3.2vw, 44px));
  margin-bottom: var(--case-content-space, clamp(32px, 3.2vw, 44px));
}

.impacx-case blockquote {
  margin-top: var(--case-content-space, clamp(32px, 3.2vw, 44px));
}

.impacx-case .attribution {
  margin-bottom: var(--case-content-space, clamp(32px, 3.2vw, 44px));
}

@media (max-width: 640px) {
  .impacx-case .case-section {
    margin-bottom: var(--case-content-space-mobile, 32px);
  }

  .impacx-case .case-visual {
    margin-top: var(--case-content-space-mobile, 32px);
    margin-bottom: var(--case-content-space-mobile, 32px);
  }

  .impacx-case blockquote {
    margin-top: var(--case-content-space-mobile, 32px);
  }

  .impacx-case .attribution {
    margin-bottom: var(--case-content-space-mobile, 32px);
  }
}