:root {
  --mock-blue: #0a3a7a;
  --mock-navy: #071832;
  --mock-ink: #111827;
  --mock-gold: #f4b63f;
  --mock-red: #c6293d;
  --mock-sky: #eef5ff;
  --mock-line: rgba(14, 45, 91, 0.14);
}

body {
  background: #fbfcff;
}

.site-header {
  background: rgba(7, 24, 50, 0.94);
  backdrop-filter: blur(16px);
}

.header-inner {
  min-height: 88px;
}

.brand img {
  height: 64px;
}

.primary-nav a {
  font-size: 0.94rem;
  padding: 0.72rem 0.86rem;
}

.primary-nav a[aria-current="page"],
.primary-nav a:hover,
.primary-nav a:focus-visible {
  background: rgba(244, 182, 63, 0.18);
  color: #fff;
}

.concept-hero {
  background:
    linear-gradient(90deg, rgba(7, 24, 50, 0.94) 0%, rgba(7, 24, 50, 0.78) 46%, rgba(7, 24, 50, 0.42) 100%),
    url("../images/group-photo-edit.png") center / cover no-repeat,
    var(--mock-navy);
  color: #fff;
  min-height: calc(100vh - 88px);
  overflow: hidden;
  position: relative;
}

.concept-hero::after {
  background:
    radial-gradient(circle at 80% 20%, rgba(244, 182, 63, 0.18), transparent 30%),
    linear-gradient(180deg, rgba(7, 24, 50, 0.06), rgba(7, 24, 50, 0.48));
  content: "";
  inset: 0;
  position: absolute;
  z-index: 1;
}

.concept-hero-content {
  align-items: center;
  display: grid;
  min-height: calc(100vh - 88px);
  position: relative;
  z-index: 2;
}

.hero-stack {
  max-width: 780px;
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
}

.hero-kicker {
  color: var(--mock-gold);
  font-weight: 900;
  letter-spacing: 0;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.concept-title {
  color: #fff;
  font-family: var(--display);
  font-size: clamp(3.4rem, 7.6vw, 6.6rem);
  line-height: 0.95;
  margin: 0;
}

.concept-title span {
  color: var(--mock-gold);
  display: block;
}

.concept-lede {
  font-size: clamp(1.12rem, 2vw, 1.45rem);
  line-height: 1.55;
  margin: 1.4rem 0 0;
  max-width: 680px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button.light {
  background: #fff;
  border-color: #fff;
  color: var(--mock-blue);
}

.hero-actions .button.secondary {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.hero-stats {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.4rem;
  max-width: 680px;
}

.hero-stat {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  padding: 1rem;
}

.hero-stat strong {
  color: var(--mock-gold);
  display: block;
  font-family: var(--display);
  font-size: 2.2rem;
  line-height: 1;
}

.intro-marquee {
  background: #fff;
  border-bottom: 1px solid var(--mock-line);
  border-top: 1px solid var(--mock-line);
  overflow: hidden;
  padding: 1rem 0;
}

.intro-marquee p {
  color: var(--mock-blue);
  font-family: var(--display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0;
  text-align: center;
}

.mock-section {
  padding: clamp(4.2rem, 7vw, 7rem) 0;
}

.mock-split {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
}

.mock-split.reverse {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
}

.mock-media {
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(7, 24, 50, 0.18);
  overflow: hidden;
  position: relative;
}

.mock-media img {
  aspect-ratio: 4 / 5;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.mock-media.wide img {
  aspect-ratio: 16 / 10;
}

.mock-copy .eyebrow,
.mock-eyebrow {
  color: var(--mock-red);
  font-weight: 900;
  margin: 0 0 0.65rem;
  text-transform: uppercase;
}

.mock-title {
  color: var(--mock-blue);
  font-family: var(--display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.98;
  margin: 0;
}

.mock-copy p {
  color: #344056;
  font-size: 1.06rem;
  line-height: 1.75;
}

.pathways {
  background: var(--mock-navy);
  color: #fff;
}

.pathways .mock-title,
.pathways .mock-eyebrow {
  color: #fff;
}

.pathway-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.2rem;
}

.pathway-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  min-height: 280px;
  overflow: hidden;
  position: relative;
}

.pathway-card img {
  height: 100%;
  inset: 0;
  object-fit: cover;
  opacity: 0.34;
  position: absolute;
  width: 100%;
}

.pathway-card div {
  display: grid;
  min-height: 280px;
  padding: 1.5rem;
  position: relative;
  z-index: 1;
}

.pathway-card h3 {
  align-self: start;
  color: #fff;
  font-family: var(--display);
  font-size: 2rem;
  line-height: 1;
  margin: 0;
}

.pathway-card p {
  align-self: end;
  margin: 0 0 1rem;
}

.pathway-card .button {
  align-self: end;
  width: max-content;
}

.category-showcase {
  background: var(--mock-sky);
}

.showcase-header {
  align-items: end;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr auto;
  margin-bottom: 2rem;
}

.showcase-copy {
  color: #344056;
  font-size: 1.04rem;
  line-height: 1.65;
  margin: 1rem 0 0;
  max-width: 700px;
}

.showcase-strip {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
}

.showcase-tile {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 18px 45px rgba(7, 24, 50, 0.1);
  min-height: 320px;
  overflow: hidden;
  position: relative;
}

.showcase-tile img {
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  width: 100%;
}

.showcase-tile::after {
  background: linear-gradient(180deg, rgba(7, 24, 50, 0.04), rgba(7, 24, 50, 0.82));
  content: "";
  inset: 0;
  position: absolute;
}

.showcase-tile h3 {
  bottom: 1.2rem;
  color: #fff;
  font-family: var(--display);
  font-size: clamp(1.9rem, 3.5vw, 2.4rem);
  left: 1.2rem;
  line-height: 1;
  margin: 0;
  position: absolute;
  right: 1.2rem;
  z-index: 1;
}

.video-feature {
  background: #fff;
}

.video-feature .video-frame {
  box-shadow: 0 24px 70px rgba(7, 24, 50, 0.18);
}

.mock-cta {
  background: linear-gradient(135deg, var(--mock-blue), var(--mock-navy));
  color: #fff;
  text-align: center;
}

.mock-cta .mock-title {
  color: #fff;
  margin: 0 auto;
  max-width: 900px;
}

.mock-cta p {
  margin: 1rem auto 0;
  max-width: 760px;
}

.page-intro {
  background:
    linear-gradient(120deg, rgba(7, 24, 50, 0.92), rgba(10, 58, 122, 0.75)),
    url("../images/about-replacement.jpg") center / cover;
  color: #fff;
}

.page-intro h1,
.page-intro h2,
.page-intro p {
  color: #fff;
}

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

.section-title,
.hero-title,
.content-copy h2 {
  color: var(--mock-blue);
}

.card,
.mini-card,
.category-item,
.timeline-item,
.donation-level,
.contact-form {
  border-color: var(--mock-line);
  box-shadow: 0 16px 45px rgba(7, 24, 50, 0.09);
}

.site-footer {
  background: var(--mock-navy);
}

@media (max-width: 920px) {
  .concept-hero {
    background:
      linear-gradient(180deg, rgba(7, 24, 50, 0.78), rgba(7, 24, 50, 0.94)),
      url("../images/group-photo-edit.png") center / cover no-repeat,
      var(--mock-navy);
  }

  .concept-hero::after {
    background: linear-gradient(180deg, rgba(7, 24, 50, 0.1), rgba(7, 24, 50, 0.4));
  }

  .hero-stats,
  .mock-split,
  .mock-split.reverse,
  .pathway-grid,
  .showcase-header,
  .showcase-strip {
    grid-template-columns: 1fr;
  }

  .concept-title {
    font-size: clamp(3rem, 13vw, 5rem);
  }

  .showcase-tile {
    min-height: 240px;
  }
}

@media (max-width: 680px) {
  .concept-hero,
  .concept-hero-content {
    min-height: auto;
  }

  .hero-stack {
    padding: 4rem 0;
  }

  .hero-actions .button {
    width: 100%;
  }
}