/* ============================================================
   RESEARCH PAGE — distinct layouts using homepage design system
   ============================================================ */

/* ============== CENTERED HERO WITH TAG RAIL ============== */
.research-hero {
  position: relative;
  padding: 170px 0 90px;
  background: #fff;
  overflow: hidden;
  border-bottom: 1px solid var(--c-border-2);
}
.research-hero .hero-mesh { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.research-hero-inner { max-width: 980px; margin: 0 auto; text-align: center; position: relative; }
.research-hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5.6vw, 4.6rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.04;
  margin: 22px 0 24px;
  color: var(--c-text);
}
.research-hero-lede {
  font-size: clamp(1.05rem, 1.4vw, 1.22rem);
  color: var(--c-muted);
  line-height: 1.7;
  max-width: 760px;
  margin: 0 auto 38px;
}

.research-anchors {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
  padding: 26px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  max-width: 980px;
  margin: 0 auto;
}
.research-anchors a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--c-text);
  transition: background .3s, border-color .3s, color .3s, transform .3s var(--ease);
}
.research-anchors a::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
}
.research-anchors a:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  transform: translateY(-2px);
}
.research-anchors a:hover::before { background: var(--c-accent); }

/* ============== LIVING LAB CALLOUT ============== */
.lab-callout { background: var(--c-bg); padding: 130px 0; }
.lab-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.lab-side {
  position: relative;
  background: var(--c-primary);
  color: #fff;
  padding: 56px 50px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.lab-side::before {
  content: ''; position: absolute;
  top: -100px; right: -100px;
  width: 320px; height: 320px;
  background: rgba(92, 184, 92, 0.18);
  filter: blur(60px); border-radius: 50%;
}
.lab-side .eyebrow {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.18);
  color: #B7E5E6;
  position: relative;
}
.lab-side h2 {
  position: relative;
  color: #fff;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.025em;
  margin: 22px 0 22px;
  line-height: 1.15;
}
.lab-side .lab-meta {
  position: relative;
  padding-top: 22px;
  margin-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.16);
  display: flex; gap: 28px; flex-wrap: wrap;
}
.lab-side .lab-meta div { display: flex; flex-direction: column; }
.lab-side .lab-meta span {
  font-size: 0.74rem; text-transform: uppercase;
  letter-spacing: 0.18em; color: rgba(255,255,255,0.55);
  margin-bottom: 4px; font-weight: 600;
}
.lab-side .lab-meta strong { font-family: var(--font-head); font-size: 1rem; color: #fff; letter-spacing: -0.01em; }

.lab-body { display: flex; flex-direction: column; gap: 18px; }
.lab-body p { color: var(--c-muted); font-size: 1.04rem; line-height: 1.75; }
.lab-body p.lead { color: var(--c-text); font-size: 1.18rem; font-weight: 500; line-height: 1.55; }
.lab-body p.strong-line {
  color: var(--c-text); font-family: var(--font-head); font-weight: 700;
  font-size: 1.18rem; padding-left: 18px; border-left: 3px solid var(--c-accent);
  line-height: 1.4; letter-spacing: -0.015em;
}

/* ============== MISSION CHECKLIST ============== */
.mission-block { background: #fff; padding: 130px 0; }
.mb-head { max-width: 880px; margin: 0 auto 50px; text-align: center; }
.mb-head h2 { font-size: clamp(2rem, 3.6vw, 3rem); letter-spacing: -0.03em; margin-bottom: 18px; }
.mb-head p { color: var(--c-muted); font-size: 1.1rem; line-height: 1.7; }
.mb-head .pursue-label {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.92rem; color: var(--c-text); font-weight: 500;
}
.mission-checks {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  max-width: 980px;
  margin: 0 auto;
}
.mission-check {
  display: flex; align-items: center; gap: 18px;
  padding: 22px 26px;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  transition: transform .3s var(--ease), border-color .3s, background .3s;
}
.mission-check:hover {
  transform: translateY(-4px);
  border-color: var(--c-primary);
  background: #fff;
  box-shadow: var(--shadow);
}
.mission-check .mc-icon {
  width: 38px; height: 38px; flex: none;
  background: var(--c-primary); color: #fff;
  border-radius: 10px;
  display: grid; place-items: center;
  box-shadow: 0 8px 18px rgba(15, 76, 129, 0.22);
}
.mission-check .mc-icon svg { width: 18px; height: 18px; }
.mission-check h4 { font-size: 1.02rem; letter-spacing: -0.01em; font-weight: 600; }

/* ============== PROGRAM BLOCKS ============== */
.program-block { padding: 130px 0; }
.program-block:nth-child(odd) { background: var(--c-bg); }
.program-block:nth-child(even) { background: #fff; }
.program-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 80px;
  align-items: start;
}
.program-block:nth-child(even) .program-grid { grid-template-columns: 1.05fr 0.95fr; }
.program-block:nth-child(even) .program-image { order: -1; }

.program-mark {
  font-family: var(--font-head);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--c-primary);
  font-weight: 700;
  margin-bottom: 14px;
  display: inline-flex; align-items: center; gap: 10px;
}
.program-mark .pm-num {
  display: inline-block;
  padding: 6px 12px;
  background: var(--c-primary); color: #fff;
  border-radius: 8px;
  letter-spacing: 0.06em;
  font-family: var(--font-head);
}
.program-content h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.program-content > p { color: var(--c-muted); font-size: 1.04rem; line-height: 1.75; margin-bottom: 16px; }
.program-content p.lead { color: var(--c-text); font-size: 1.12rem; font-weight: 500; line-height: 1.55; margin-bottom: 18px; }
.program-content strong { color: var(--c-text); font-weight: 600; }

.program-areas-label {
  display: block;
  font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--c-primary);
  font-weight: 700;
  margin: 26px 0 14px;
}
.program-areas {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-top: 1px solid var(--c-border);
  margin-bottom: 22px;
}
.program-areas li {
  font-size: 0.96rem; color: var(--c-text);
  padding: 14px 6px 14px 24px;
  border-bottom: 1px solid var(--c-border);
  position: relative;
  transition: color .3s, padding-left .3s var(--ease);
}
.program-areas li::before {
  content: '';
  position: absolute; left: 4px; top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-accent);
}
.program-areas li:hover { color: var(--c-primary); padding-left: 30px; }
.program-block:nth-child(odd) .program-areas li { border-bottom-color: rgba(15, 42, 71, 0.08); }

.program-questions {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  margin-top: 22px;
  box-shadow: var(--shadow-sm);
}
.program-block:nth-child(even) .program-questions { background: var(--c-bg); }
.program-questions h4 {
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--c-primary);
  font-weight: 700;
  margin-bottom: 16px;
}
.program-questions ul { display: flex; flex-direction: column; gap: 14px; }
.program-questions li {
  display: flex; align-items: flex-start; gap: 14px;
  font-size: 0.98rem;
  color: var(--c-text);
  line-height: 1.55;
}
.program-questions li .q-mark {
  width: 26px; height: 26px; flex: none;
  border-radius: 8px;
  background: rgba(15, 76, 129, 0.1); color: var(--c-primary);
  display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 700; font-size: 0.95rem;
}

.program-outro {
  background: var(--c-text); color: #fff;
  padding: 22px 26px;
  border-radius: var(--radius);
  margin-top: 24px;
  font-size: 0.98rem;
  line-height: 1.6;
  display: flex; align-items: flex-start; gap: 14px;
}
.program-outro svg { width: 22px; height: 22px; flex: none; color: var(--c-accent); margin-top: 2px; }

.program-image {
  position: sticky; top: 120px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}
.program-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease); }
.program-image:hover img { transform: scale(1.06); }
.program-image-tag {
  position: absolute; left: 18px; bottom: 18px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  padding: 12px 18px; border-radius: 12px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow);
}
.program-image-tag svg { width: 16px; height: 16px; color: var(--c-primary); }
.program-image-tag span { font-size: 0.84rem; color: var(--c-text); font-weight: 500; }

/* ============== ETHICS SECTION ============== */
.ethics-block {
  background: var(--c-dark); color: #fff;
  padding: 130px 0;
}
.ethics-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 70px; align-items: center;
}
.ethics-content h2 {
  color: #fff;
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  line-height: 1.1;
}
.ethics-content > p { color: rgba(255,255,255,0.78); font-size: 1.04rem; line-height: 1.75; margin-bottom: 16px; }
.ethics-content p.lead { color: #fff; font-size: 1.15rem; font-weight: 500; }
.ethics-content strong { color: #fff; }

.ethics-pillars {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 32px 32px 16px;
  margin-top: 8px;
}
.ethics-pillars h4 {
  color: var(--c-accent);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.ethics-pillars ul { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px; }
.ethics-pillars li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 0;
  font-size: 0.96rem; color: #fff;
}
.ethics-pillars li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  flex: none;
}

.ethics-partner {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  text-align: center;
}
.ethics-partner .ep-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: var(--c-primary);
  display: grid; place-items: center;
  margin: 0 auto 22px;
  color: #fff;
  box-shadow: 0 14px 32px rgba(15, 76, 129, 0.4);
}
.ethics-partner .ep-icon svg { width: 30px; height: 30px; }
.ethics-partner .ep-label {
  font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--c-accent);
  font-weight: 700; margin-bottom: 10px;
}
.ethics-partner h3 {
  color: #fff;
  font-size: 1.45rem;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.25;
}
.ethics-partner p { color: rgba(255,255,255,0.75); font-size: 0.96rem; line-height: 1.6; }

.ethics-philosophy {
  max-width: 880px; margin: 60px auto 0;
  text-align: center;
  padding: 30px 36px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.04);
}
.ethics-philosophy p {
  font-family: var(--font-head);
  font-weight: 600;
  color: #fff;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  line-height: 1.5;
}
.ethics-philosophy em {
  font-style: normal;
  color: var(--c-accent);
}

/* ============== CAPABILITIES MATRIX ============== */
.capabilities-block { background: #fff; padding: 130px 0; }
.cap-head { max-width: 880px; margin: 0 auto 60px; text-align: center; }
.cap-head h2 { font-size: clamp(2rem, 3.6vw, 3rem); letter-spacing: -0.03em; margin-bottom: 18px; }
.cap-head p { color: var(--c-muted); font-size: 1.06rem; line-height: 1.7; }

.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}
.cap-item {
  position: relative;
  padding: 34px 30px;
  border-right: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  display: flex; flex-direction: column; gap: 14px;
  transition: background .35s;
}
.cap-item:hover { background: var(--c-bg); }
.cap-item:nth-child(3n) { border-right: none; }
.cap-item:nth-last-child(-n+3) { border-bottom: none; }
.cap-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(15, 76, 129, 0.08); color: var(--c-primary);
  transition: background .3s, color .3s, transform .3s var(--ease);
}
.cap-item:hover .cap-icon { background: var(--c-primary); color: #fff; transform: rotate(-6deg); }
.cap-icon svg { width: 22px; height: 22px; }
.cap-item h4 { font-size: 1.08rem; letter-spacing: -0.02em; }
.cap-item p { color: var(--c-muted); font-size: 0.92rem; line-height: 1.55; }

.cap-note {
  text-align: center;
  margin: 40px auto 0;
  max-width: 720px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--c-primary);
  letter-spacing: -0.01em;
}

/* ============== PARTNERSHIPS ============== */
.partners-block { background: var(--c-bg); padding: 130px 0; }
.partners-head { max-width: 880px; margin: 0 auto 50px; text-align: center; }
.partners-head h2 { font-size: clamp(2rem, 3.6vw, 3rem); letter-spacing: -0.03em; margin-bottom: 18px; }
.partners-head p { color: var(--c-muted); font-size: 1.06rem; line-height: 1.7; }
.partners-head .lead { color: var(--c-text); font-weight: 500; font-size: 1.1rem; }

.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.partner-tile {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex; align-items: center; gap: 18px;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.partner-tile:hover { transform: translateY(-4px); border-color: transparent; box-shadow: var(--shadow); }
.partner-tile .pt-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(15, 76, 129, 0.08); color: var(--c-primary);
  display: grid; place-items: center;
  flex: none;
}
.partner-tile .pt-icon svg { width: 22px; height: 22px; }
.partner-tile span {
  font-size: 1rem; font-weight: 600;
  color: var(--c-text);
  letter-spacing: -0.01em;
}

.partners-outro {
  text-align: center;
  max-width: 720px;
  margin: 40px auto 0;
  font-size: 1.04rem;
  color: var(--c-text);
  font-weight: 500;
}

/* ============== VISION CLOSE ============== */
.vision-close {
  background: var(--c-primary);
  color: #fff;
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
.vision-close::before {
  content: ''; position: absolute;
  width: 600px; height: 600px;
  background: rgba(92, 184, 92, 0.18);
  filter: blur(120px);
  top: -200px; right: -150px;
  border-radius: 50%;
}
.vision-close::after {
  content: ''; position: absolute;
  width: 500px; height: 500px;
  background: rgba(255,255,255,0.06);
  filter: blur(100px);
  bottom: -200px; left: -100px;
  border-radius: 50%;
}
.vision-inner { max-width: 880px; margin: 0 auto; text-align: center; position: relative; z-index: 1; }
.vision-inner h2 {
  color: #fff;
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 24px;
}
.vision-inner > p {
  color: rgba(255,255,255,0.85);
  font-size: 1.08rem;
  line-height: 1.7;
  max-width: 720px;
  margin: 0 auto 32px;
}
.vision-stamp {
  display: inline-flex; align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  padding: 18px 32px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 999px;
  margin: 32px auto 40px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.1rem;
  color: #fff;
  letter-spacing: -0.01em;
}
.vision-stamp span { display: inline-flex; align-items: center; gap: 14px; }
.vision-stamp span::after {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}
.vision-stamp span:last-child::after { display: none; }

.vision-impact {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 36px;
}
.vision-impact p {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}
.vision-impact p:nth-child(2) { color: var(--c-accent); }

.vision-cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .lab-grid { grid-template-columns: 1fr; gap: 50px; }
  .lab-side { padding: 40px 32px; }
  .mission-checks { grid-template-columns: 1fr; }
  .program-grid { grid-template-columns: 1fr; gap: 50px; }
  .program-block:nth-child(even) .program-image { order: 0; }
  .program-image { position: static; aspect-ratio: 16/10; }
  .ethics-grid { grid-template-columns: 1fr; gap: 50px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-item:nth-child(3n) { border-right: 1px solid var(--c-border); }
  .cap-item:nth-child(2n) { border-right: none; }
  .cap-item:nth-last-child(-n+3) { border-bottom: 1px solid var(--c-border); }
  .cap-item:nth-last-child(-n+2) { border-bottom: none; }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .research-hero { padding: 130px 0 70px; }
  .research-anchors { padding: 20px; gap: 8px; }
  .research-anchors a { font-size: 0.82rem; padding: 8px 14px; }
  .lab-callout,
  .mission-block,
  .program-block,
  .ethics-block,
  .capabilities-block,
  .partners-block,
  .vision-close { padding: 80px 0; }
  .program-areas { grid-template-columns: 1fr; }
  .ethics-pillars ul { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
  .cap-item { border-right: none !important; }
  .cap-item:last-child { border-bottom: none; }
  .partners-grid { grid-template-columns: 1fr; }
  .vision-stamp { font-size: 1rem; padding: 14px 22px; }
  .vision-impact p { font-size: 1.18rem; }
  .program-questions { padding: 22px 22px; }
  .ethics-philosophy { padding: 22px 24px; }
  .ethics-philosophy p { font-size: 1rem; }
}

@media (max-width: 480px) {
  .vision-cta { flex-direction: column; align-items: stretch; }
  .vision-cta .btn { justify-content: center; }
  .lab-side .lab-meta { gap: 16px; }
}