/* Research page: structured, low-maintenance thematic layout */

.research-intro {
  max-width: 770px;
}

.research-jump {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 34px 0 76px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.research-jump a {
  min-width: 0;
  padding: 18px 18px 17px 0;
  color: var(--navy);
  text-decoration: none;
}

.research-jump a + a {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.research-jump strong,
.research-jump small { display: block; }

.research-jump strong {
  font-family: var(--serif);
  font-size: 0.98rem;
  font-weight: 500;
  line-height: 1.25;
}

.research-jump small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.research-jump a:hover strong,
.research-jump a:hover small { color: var(--accent); }

.research-theme {
  padding: 0 0 82px;
  scroll-margin-top: 24px;
}

.research-theme + .research-theme {
  padding-top: 68px;
  border-top: 1px solid var(--line);
}

.theme-head {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(280px, 0.82fr);
  gap: clamp(42px, 7vw, 92px);
  align-items: center;
  margin-bottom: 38px;
}

.research-theme:nth-of-type(even) .theme-head .theme-media { order: -1; }

.theme-number {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.theme-copy h2 {
  margin: 0 0 17px;
  color: var(--navy);
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 3.25rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.02;
}

.theme-copy > p {
  max-width: 760px;
  margin: 0 0 1.05em;
  color: var(--ink);
  font-size: 0.98rem;
  line-height: 1.72;
}

.theme-media {
  margin: 0;
}

.theme-media img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 3px;
  box-shadow: 12px 12px 0 var(--paper-deep);
}

.theme-media.contain img {
  object-fit: contain;
  padding: 18px;
  background: #101820;
}

.theme-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(290px, 0.42fr);
  gap: clamp(38px, 6vw, 78px);
  align-items: start;
}

.theme-main h3,
.theme-side h3,
.subtheme h3 {
  margin: 0 0 12px;
  color: var(--navy);
  font-family: var(--serif);
  font-size: 1.18rem;
  font-weight: 500;
}

.research-points {
  margin: 0;
  padding-left: 1.15rem;
}

.research-points li {
  margin: 0 0 0.82em;
  padding-left: 0.25rem;
}

.research-points li:last-child { margin-bottom: 0; }

.side-card,
.current-box,
.selected-work,
.subtheme {
  border-top: 2px solid var(--navy);
  padding-top: 17px;
}

.side-card + .side-card,
.current-box + .selected-work,
.subtheme + .subtheme { margin-top: 30px; }

.current-box {
  padding: 20px 22px 22px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  background: rgba(255,255,255,0.28);
}

.current-box .box-kicker {
  margin: 0 0 9px;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.current-box h3 { margin-bottom: 9px; }
.current-box p { margin: 0 0 0.85em; font-size: 0.88rem; line-height: 1.6; }
.current-box p:last-child { margin-bottom: 0; }

.selected-work ul,
.roles-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.selected-work li,
.roles-list li {
  padding: 0 0 14px;
}

.selected-work li + li,
.roles-list li + li {
  padding-top: 14px;
  border-top: 1px solid rgba(216,210,200,0.78);
}

.selected-work strong,
.roles-list strong {
  display: block;
  margin-bottom: 3px;
  color: var(--navy);
  font-family: var(--serif);
  font-size: 0.98rem;
  font-weight: 500;
}

.selected-work span,
.roles-list span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.subtheme {
  margin-top: 34px;
}

.subtheme-grid {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.subtheme-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 3px;
}

.subtheme p { margin: 0; }

.research-note {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.roles-list { max-width: 800px; }
.roles-list li { padding-bottom: 18px; }
.roles-list strong { font-size: 1.02rem; }
.roles-list span { font-size: 0.88rem; }

@media (max-width: 900px) {
  .research-jump { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-jump a:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .research-jump a:nth-child(4) { border-top: 1px solid var(--line); }
  .theme-head,
  .theme-body { grid-template-columns: 1fr; }
  .research-theme:nth-of-type(even) .theme-head .theme-media { order: initial; }
  .theme-media { max-width: 720px; }
}

@media (max-width: 560px) {
  .research-jump { grid-template-columns: 1fr; }
  .research-jump a,
  .research-jump a + a {
    padding: 15px 0;
    border-left: 0;
  }
  .research-jump a + a { border-top: 1px solid var(--line); }
  .subtheme-grid { grid-template-columns: 1fr; }
  .subtheme-grid img { max-width: 220px; }
}