:root {
  --isu-red: #c8102e;
  --isu-gold: #f1be48;
  --ink: #102a43;
  --muted: #5f6f7f;
  --line: #d7dee6;
  --surface: #ffffff;
  --soft: #f5f7fa;
  --teal: #0d6b78;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--ink);
  background: #ffffff;
}

main {
  padding-bottom: 0;
}

.navbar-site .wordmark-unit-title {
  line-height: 1.2;
  height: auto;
}

.hero {
  background: #f5f7fa;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}

.hero-inner {
  padding-top: 36px;
  padding-bottom: 34px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--isu-gold);
  font-weight: 800;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero h1 {
  margin: 0 0 10px;
  max-width: 760px;
  color: var(--ink);
  font-size: 38px;
  font-weight: 900;
  line-height: 1.15;
}

.hero-copy {
  max-width: 900px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn-primary,
.btn-outline {
  border-radius: 4px;
  padding: 12px 18px;
  font-weight: 800;
  text-decoration: none;
}

.btn-primary {
  background: var(--isu-red);
  border-color: var(--isu-red);
  color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus {
  background: #9b0d24;
  border-color: #9b0d24;
  color: #ffffff;
}

.btn-outline {
  border: 2px solid var(--isu-red);
  color: var(--isu-red);
}

.btn-outline:hover,
.btn-outline:focus {
  background: var(--isu-red);
  color: #ffffff;
}

.section-band {
  padding: 72px 0;
  background: #ffffff;
}

.section-light {
  background: var(--soft);
}

.section-heading {
  max-width: 850px;
  margin-bottom: 34px;
}

.section-heading.compact {
  margin-bottom: 24px;
}

.section-heading h2,
.split-layout h2 {
  margin-top: 0;
  margin-bottom: 16px;
  color: var(--ink);
  font-size: 38px;
  line-height: 1.16;
  font-weight: 900;
}

.section-heading p,
.split-layout p,
.feature-list,
.module-card p,
.team-card p,
.evidence-card figcaption,
.media-panel figcaption {
  color: var(--muted);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.metric-card,
.module-card,
.team-card,
.deliverable-group {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.metric-card {
  padding: 24px;
  border-top: 5px solid var(--isu-red);
}

.metric-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 34px;
  line-height: 1;
}

.metric-card span {
  color: var(--muted);
  font-weight: 700;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  align-items: center;
}

.feature-list {
  margin: 22px 0 0;
  padding-left: 18px;
}

.feature-list li {
  margin-bottom: 12px;
}

.media-panel,
.evidence-card {
  margin: 0;
}

.media-panel {
  max-width: 760px;
}

.media-panel img,
.evidence-card img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: #ffffff;
}

.media-panel figcaption,
.evidence-card figcaption {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.45;
}

.chart-panel {
  justify-self: center;
  width: 100%;
}

.chart-panel img {
  max-height: 430px;
  object-fit: contain;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.module-card {
  padding: 24px;
}

.module-card h3,
.team-card h3,
.deliverable-group h3 {
  margin-top: 0;
  color: var(--ink);
  font-weight: 900;
}

.module-card h3 {
  padding-bottom: 10px;
  border-bottom: 3px solid var(--isu-gold);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.evidence-card.wide {
  grid-column: 1 / -1;
}

.evidence-card img {
  max-height: 360px;
  object-fit: contain;
}

.dashboard-card {
  max-width: 980px;
  justify-self: center;
  width: 100%;
}

.dashboard-card img {
  max-height: 520px;
}

.chart-card img {
  max-height: 390px;
}

.image-card {
  max-width: 520px;
  justify-self: center;
  width: 100%;
}

.image-card img {
  max-height: 330px;
  object-fit: contain;
}

.prototype-card {
  max-width: 620px;
}

.prototype-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #ffffff;
}

.prototype-frame img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 75%;
  height: 100%;
  max-height: none;
  border: 0;
  object-fit: cover;
  object-position: center;
  transform: translate(-50%, -50%) rotate(270deg);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.team-card {
  padding: 18px;
}

.team-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 16px;
}

.team-card h3 {
  margin-bottom: 4px;
  font-size: 20px;
}

.team-card .role {
  margin-bottom: 12px;
  color: var(--teal);
  font-weight: 800;
}

.deliverable-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 18px;
}

.deliverable-group {
  padding: 22px;
}

.deliverable-group a {
  display: block;
  padding: 8px 0;
  color: #0b5cab;
  font-weight: 700;
}

.deliverable-group a + a {
  border-top: 1px solid var(--line);
}

@media (max-width: 991px) {
  .hero h1 {
    font-size: 36px;
  }

  .metric-grid,
  .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-layout,
  .deliverable-grid {
    grid-template-columns: 1fr;
  }

  .module-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-inner {
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-copy {
    font-size: 18px;
  }

  .section-band {
    padding: 48px 0;
  }

  .section-heading h2,
  .split-layout h2 {
    font-size: 30px;
  }

  .metric-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .btn-primary,
  .btn-outline {
    width: 100%;
    text-align: center;
  }
}