/* PAGE HERO */
.page-hero {
  background: var(--deep-sea);
  color: var(--off-white);
  padding: 180px 0 100px;
  position: relative;
  overflow: hidden;
}
.page-hero-img { position: absolute; inset: 0; z-index: 0; opacity: 0.30; }
.page-hero-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse at 100% 100%, rgba(123, 31, 44, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 0% 0%, rgba(91, 143, 168, 0.18) 0%, transparent 50%),
    linear-gradient(180deg, rgba(14, 42, 56, 0.65) 0%, rgba(14, 42, 56, 0.88) 100%);
}
.page-hero .wrap { position: relative; z-index: 2; }
.page-hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(247, 243, 236, 0.85);
}
.page-hero-eyebrow .dash { width: 32px; height: 1px; background: var(--marble-red); }
.page-hero h1 {
  font-family: var(--serif);
  font-size: clamp(48px, 6.5vw, 84px);
  line-height: 1;
  color: var(--off-white);
  margin-bottom: 24px;
  max-width: 16ch;
}
.page-hero h1 em { color: var(--marble-red); font-style: italic; }
.page-hero-sub {
  font-family: var(--serif);
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.45;
  color: rgba(247, 243, 236, 0.85);
  max-width: 56ch;
}



/* INTRO */
.rs-intro {
  background: var(--off-white);
  padding: 120px 0 80px;
}
.rs-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: end;
}
.rs-intro-grid .eyebrow { display: block; margin-bottom: 16px; }
.rs-intro-grid h2 {
  font-family: var(--serif);
  font-size: clamp(34px, 4.4vw, 52px); letter-spacing: -0.01em;
  line-height: 1.1;
}
.rs-intro-grid h2 em { color: var(--marble-red); font-style: italic; }
.rs-intro-grid p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 56ch;
}
.rs-intro-grid p + p { margin-top: 16px; }

/* THEMES OVERVIEW BAND */
.rs-themes {
  background: var(--olympus-stone);
  padding: 80px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.rs-themes-label {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
  margin-bottom: 40px;
  display: block;
}
.rs-themes-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
}
.rs-theme {
  border-top: 2px solid var(--ink);
  padding-top: 20px;
}
.rs-theme-num {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--marble-red);
  margin-bottom: 12px;
  display: block;
}
.rs-theme-name {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 10px;
}
.rs-theme-desc {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* SCHOOL SECTIONS */
.rs-school {
  padding: 100px 0;
}
.rs-school:nth-of-type(odd) { background: var(--off-white); }
.rs-school:nth-of-type(even) { background: var(--olympus-stone); }

.rs-school-header {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 64px;
  margin-bottom: 72px;
  align-items: baseline;
}
.rs-school-num {
  font-size: clamp(80px, 10vw, 144px);
  color: var(--marble-red);
  line-height: 0.85;
  letter-spacing: -0.04em;
}
.rs-school-title-block .eyebrow { display: block; margin-bottom: 12px; }
.rs-school-title {
  font-size: clamp(34px, 4.4vw, 52px); letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 16px;
}
.rs-school-tagline {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 56ch;
  margin-bottom: 24px;
}
.theme-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.theme-chip {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(123, 31, 44, 0.08);
  color: var(--marble-red);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid rgba(123, 31, 44, 0.2);
}

.rs-content-split {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 64px;
  align-items: start;
}
.rs-block-label {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}

/* LAB GRID */
.lab-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.lab-card {
  background: var(--off-white);
  border: 1px solid var(--rule);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.rs-school:nth-of-type(even) .lab-card { background: var(--off-white); }
.lab-card:hover {
  transform: translateY(-3px);
  border-color: var(--marble-red);
  box-shadow: 0 12px 24px -8px rgba(14, 42, 56, 0.12);
}
.lab-img {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--olympus-stone);
  position: relative;
}
.lab-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.2) contrast(0.95);
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1), filter var(--transition);
}
.lab-card:hover .lab-img img {
  transform: scale(1.04);
  filter: grayscale(0) contrast(1);
}
.lab-body {
  padding: 22px 22px 24px;
}
.lab-badge {
  display: inline-block;
  padding: 3px 10px;
  background: var(--marble-red);
  color: var(--off-white);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  margin-bottom: 10px;
}
.lab-name {
  font-size: 18px;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 10px;
}
.lab-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-soft);
}

/* METRICS SIDEBAR */
.rs-metrics-block {
  position: sticky;
  top: 140px;
}
.rs-metrics {
  display: flex;
  flex-direction: column;
}
.rs-metric {
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
}
.rs-metric:last-child { border-bottom: none; }
.rs-metric-value {
  font-family: var(--serif);
  font-size: 36px;
  line-height: 1;
  color: var(--marble-red);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.rs-metric-label {
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-soft);
}

/* FIELD-LAB CITY */
.rs-fieldcity {
  background: var(--deep-sea);
  color: var(--off-white);
  padding: 140px 0;
}
.rs-fieldcity-header {
  max-width: 720px;
  margin-bottom: 80px;
}
.rs-fieldcity-header .eyebrow {
  color: var(--marble-red);
  display: block;
  margin-bottom: 16px;
}
.rs-fieldcity-header h2 {
  font-family: var(--serif);
  font-size: clamp(34px, 4.4vw, 52px); letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--off-white);
  margin-bottom: 24px;
}
.rs-fieldcity-header h2 em { color: var(--marble-red); font-style: italic; }
.rs-fieldcity-intro {
  font-family: var(--serif);
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.5;
  color: rgba(247, 243, 236, 0.8);
}

.rs-fieldcity-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.field-card {
  background: rgba(247, 243, 236, 0.04);
  border: 1px solid rgba(247, 243, 236, 0.12);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), border-color var(--transition);
}
.field-card:hover {
  transform: translateY(-4px);
  border-color: var(--marble-red);
}
.field-img {
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--olympus-stone);
  position: relative;
}
.field-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.field-card:hover .field-img img { transform: scale(1.06); }
.field-body {
  padding: 22px 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.field-num {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--marble-red);
  margin-bottom: 10px;
  color: #F7F3EC;
}
.field-name {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.2;
  color: var(--off-white);
  margin-bottom: 6px;
}
.field-elev {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(247, 243, 236, 0.55);
  margin-bottom: 14px;
}
.field-desc {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(247, 243, 236, 0.7);
}

/* PATH FORWARD */
.path-forward {
  background: var(--off-white);
  padding: 140px 0;
}
.path-forward-header {
  text-align: center;
  margin-bottom: 80px;
}
.path-forward-header h2 {
  font-family: var(--serif);
  font-size: clamp(34px, 4.4vw, 52px); letter-spacing: -0.01em;
  line-height: 1.1;
  max-width: 18ch;
  margin: 16px auto 0;
}
.path-forward-header h2 em { color: var(--marble-red); font-style: italic; }
.path-forward-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.path-card {
  aspect-ratio: 4/5;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: var(--deep-sea);
  color: var(--off-white);
  transition: transform var(--transition);
}
.path-card:hover { transform: translateY(-6px); }
.path-card img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.55;
  transition: opacity var(--transition), transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.path-card:hover img { opacity: 0.75; transform: scale(1.05); }
.path-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14, 42, 56, 0.3) 0%, rgba(14, 42, 56, 0.85) 100%);
  z-index: 1;
}
.path-card-content {
  position: relative;
  z-index: 2;
  height: 100%;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.path-num {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--off-white);
}
.path-card h3 {
  font-family: var(--serif);
  font-size: clamp(24px, 2.5vw, 32px);
  line-height: 1.1;
  color: var(--off-white);
  margin-bottom: 12px;
}
.path-card h3 em { font-style: italic; color: var(--marble-red); }
.path-card p {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(247, 243, 236, 0.85);
  margin-bottom: 16px;
}
.path-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--off-white);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  border-bottom: 1px solid rgba(247, 243, 236, 0.4);
  padding-bottom: 4px;
  align-self: flex-start;
  transition: border-color var(--transition), gap var(--transition);
}
.path-card:hover .path-link {
  border-bottom-color: var(--off-white);
  gap: 14px;
}

/* ============================================================
   RESPONSIVE — consolidated block (was previously two duplicated blocks)
   ============================================================ */

@media (max-width: 1100px) {
  .page-hero { padding: 160px 0 90px; }

  .rs-intro-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    align-items: start;
  }
  .rs-themes-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .rs-school-header {
    grid-template-columns: 120px 1fr;
    gap: 32px;
    margin-bottom: 56px;
  }
  .rs-school-num {
    font-size: clamp(72px, 12vw, 112px);
  }

  .rs-content-split {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .rs-metrics-block { position: static; }
  .rs-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border: 1px solid var(--rule);
  }
  .rs-metric {
    padding: 22px;
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
  }
  .rs-metric:nth-child(2n) { border-right: none; }

  .rs-fieldcity-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .path-forward-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .path-card { aspect-ratio: 16 / 9; }
}

@media (max-width: 760px) {
  .wrap { padding: 0 24px; }
  .nav-primary { display: none; }
  .nav-toggle { display: flex; }

  .page-hero { padding: 140px 0 72px; }
  .page-hero-eyebrow {
    font-size: 10px;
    letter-spacing: 0.16em;
    gap: 10px;
    margin-bottom: 24px;
  }
  .page-hero-eyebrow .dash { width: 24px; }
  .page-hero h1 {
    font-size: clamp(40px, 13vw, 60px);
    max-width: 12ch;
  }
  .page-hero-sub { font-size: 18px; }

  .rs-intro,
  .rs-themes,
  .rs-school,
  .rs-fieldcity,
  .path-forward {
    padding: 72px 0;
  }

  .rs-themes-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .rs-theme { padding-top: 16px; }

  .rs-school-header {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 40px;
  }
  .rs-school-num { font-size: 64px; }
  .rs-school-tagline { font-size: 17px; }

  .theme-chip {
    font-size: 10px;
    padding: 6px 11px;
  }

  .lab-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .lab-body { padding: 22px 20px; }

  .rs-metrics { grid-template-columns: 1fr; }
  .rs-metric,
  .rs-metric:nth-child(2n) { border-right: none; }
  .rs-metric-value { font-size: 32px; }

  .rs-fieldcity-header { margin-bottom: 48px; }
  .rs-fieldcity-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .field-card {
    display: grid;
    grid-template-columns: 140px 1fr;
  }
  .field-img {
    aspect-ratio: auto;
    height: 100%;
  }
  .field-body { padding: 20px; }
  .field-name { font-size: 17px; }

  .path-forward-header { margin-bottom: 48px; }
  .path-card {
    aspect-ratio: auto;
    min-height: 360px;
  }
  .path-card-content { padding: 30px 24px; }
}

@media (max-width: 480px) {
  .page-hero { padding: 128px 0 64px; }
  .page-hero h1 {
    font-size: clamp(38px, 14vw, 52px);
  }
  .page-hero-sub { font-size: 17px; }

  .rs-intro,
  .rs-themes,
  .rs-school,
  .rs-fieldcity,
  .path-forward {
    padding: 64px 0;
  }

  .rs-school-num { font-size: 56px; }

  .field-card { grid-template-columns: 1fr; }
  .field-img { aspect-ratio: 16 / 10; }

  .path-card { min-height: 340px; }
  .path-card-content { padding: 28px 22px; }
}

  /* ============================================================
     LAB LINK — "Visit lab ↗" CTA at bottom of lab card
     Add to existing research-style.css
     ============================================================ */

     .lab-link {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      margin-top: 10px;
      font-family: var(--sans);
      font-size: 11px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: var(--marble-red);
      border-bottom: 1px solid rgba(123, 31, 44, 0.3);
      padding-bottom: 2px;
      transition: color var(--transition), border-color var(--transition), gap var(--transition);
      text-decoration: none;
      align-self: flex-start;
    }
    .lab-link:hover {
      color: var(--marble-red-dark);
      border-bottom-color: var(--marble-red);
      gap: 7px;
    }
    .lab-link-arrow {
      font-family: var(--serif);
      font-size: 12px;
      line-height: 1;
    }
  
    @media (max-width: 760px) {
      .lab-link {
        font-size: 10px;
        letter-spacing: 0.1em;
      }
    }