:root {
  --color-navy: #0F2747;
  --color-blue: #1769AA;
  --color-cyan: #00B8D9;
  --color-violet: #6C63FF;
  --color-bg: #F7FAFC;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-muted: #6B7280;
  --color-border: rgba(15, 39, 71, 0.12);
  --color-shadow: 0 18px 42px rgba(15, 39, 71, 0.08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: min(1180px, calc(100vw - 32px));
  --header-height: 84px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN",
    "Yu Gothic", "Meiryo", sans-serif;
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(0, 184, 217, 0.09), transparent 24%),
    radial-gradient(circle at top right, rgba(108, 99, 255, 0.08), transparent 21%),
    var(--color-bg);
  line-height: 1.75;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(0, 184, 217, 0.45);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  background: var(--color-navy);
  color: white;
  padding: 10px 14px;
  border-radius: 999px;
  transition: top .2s ease;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 250, 252, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(15, 39, 71, 0.07);
}

.header-shell {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 20px;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: inherit;
  min-width: 0;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand-title {
  color: var(--color-navy);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-subtitle {
  color: var(--color-muted);
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand-mark {
  flex: 0 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  color: var(--color-text);
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-blue);
  background: rgba(23, 105, 170, 0.08);
}

.nav-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--color-border);
  background: white;
  border-radius: 14px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-direction: column;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 999px;
  transition: transform .2s ease, opacity .2s ease;
}

.menu-open .menu-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .menu-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-blue), var(--color-cyan));
  color: white;
  box-shadow: 0 12px 26px rgba(23, 105, 170, 0.22);
}

.btn-secondary {
  background: white;
  border-color: rgba(23, 105, 170, 0.18);
  color: var(--color-blue);
}

.btn-ghost {
  border-color: rgba(15, 39, 71, 0.14);
  color: var(--color-navy);
  background: transparent;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.text-link::after {
  content: "→";
}

.hero {
  padding: 52px 0 34px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 28px;
  align-items: center;
}

.hero-copy,
.hero-visual,
.page-hero .container,
.card,
.cta-banner,
.portrait-card {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(15, 39, 71, 0.08);
  box-shadow: var(--color-shadow);
}

.hero-copy {
  padding: 38px;
  border-radius: var(--radius-lg);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--color-blue);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.hero-title {
  margin: 0 0 18px;
  font-size: clamp(2.1rem, 4vw, 3.45rem);
  line-height: 1.2;
  color: var(--color-navy);
}

.hero-lead,
.page-lead,
.section-lead {
  margin: 0;
  color: #334155;
  font-size: 1.04rem;
}

.hero-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.badge,
.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 12px;
  background: rgba(23, 105, 170, 0.09);
  color: var(--color-blue);
  font-size: 0.9rem;
  font-weight: 700;
}

.hero-university-logos {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin: 18px 0 18px;
}

.univ-logo {
  height: 64px;
  width: auto;
  display: block;
  object-fit: contain;
}

.tag {
  background: rgba(15, 39, 71, 0.08);
  color: var(--color-navy);
  font-size: .84rem;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.hero-visual {
  padding: 18px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  min-height: 510px;
}

.hero-visual img {
  border-radius: calc(var(--radius-lg) - 8px);
  height: 100%;
  width: 100%;
  object-fit: cover;
}

.hero-visual-card {
  position: absolute;
  padding: 16px 18px;
  border-radius: 18px;
  max-width: 250px;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(15,39,71,0.1);
  box-shadow: var(--color-shadow);
}

.hero-visual-card-a { top: 28px; right: 28px; }
.hero-visual-card-b { bottom: 28px; left: 28px; }

.hero-visual-card strong {
  display: block;
  color: var(--color-navy);
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.kicker {
  display: inline-flex;
  font-size: 0.78rem;
  color: var(--color-muted);
  font-weight: 700;
  margin-bottom: 6px;
}

.section,
.page-hero {
  padding: 28px 0;
}

.page-hero .container {
  border-radius: var(--radius-lg);
  padding: 26px 28px;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255,255,255,0.58), rgba(255,255,255,0));
  border-block: 1px solid rgba(15,39,71,0.06);
}

.section-header {
  margin-bottom: 18px;
}

.section-header.split {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
}

.section-title {
  margin: 0 0 10px;
  color: var(--color-navy);
  font-size: clamp(1.7rem, 2vw, 2.3rem);
}

.card {
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.card-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card-grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }

.stats-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 18px;
}

.stat-card {
  display: grid;
  gap: 6px;
  text-align: center;
  padding-block: 26px;
}

.stat-card strong {
  color: var(--color-blue);
  font-size: 2.1rem;
  line-height: 1;
}

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

.feature-card h3,
.area-card h3,
.info-card h3,
.service-card h3,
.example-card h3,
.icon-summary h3,
.comparison-card h2,
.article-card h2,
.timeline-card h2,
.login-card h2,
.media-card h2,
.form-shell h2 {
  margin-top: 0;
  margin-bottom: 10px;
  line-height: 1.35;
  color: var(--color-navy);
}

.feature-card p,
.area-card p,
.info-card p,
.service-card p,
.example-card p,
.icon-summary p,
.comparison-card p,
.article-card p,
.media-card p {
  margin-bottom: 0;
  color: #475569;
}

.area-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.area-card {
  min-height: 220px;
  padding-top: 60px;
}

.area-index {
  position: absolute;
  top: 22px;
  left: 22px;
  font-weight: 900;
  color: rgba(23, 105, 170, 0.22);
  font-size: 1.75rem;
  line-height: 1;
}

.icon-chip {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
  background: linear-gradient(135deg, var(--color-blue), var(--color-violet));
  margin-bottom: 16px;
}

.mini-data {
  margin: 14px 0 20px;
}

.mini-data dt {
  color: var(--color-muted);
  font-size: .84rem;
  font-weight: 700;
}

.mini-data dd {
  margin: 4px 0 0;
  font-weight: 700;
  color: var(--color-text);
}

.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(23, 105, 170, 0.08), rgba(0, 184, 217, 0.05)),
    white;
}

.cta-banner h2 {
  margin: 0 0 10px;
  color: var(--color-navy);
}

.cta-banner p {
  margin: 0;
  color: #475569;
}

.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 22px;
  padding-block: 28px;
}

.site-footer {
  margin-top: 32px;
  background: var(--color-navy);
  color: rgba(255,255,255,0.9);
}

.footer-title,
.site-footer h3 {
  margin: 0 0 12px;
  color: white;
}

.footer-subtitle,
.footer-copy {
  margin: 0 0 8px;
  color: rgba(255,255,255,0.75);
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.footer-links a {
  color: rgba(255,255,255,0.84);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-block: 16px 22px;
  color: rgba(255,255,255,0.65);
  font-size: 0.95rem;
}

.breadcrumb {
  margin-bottom: 12px;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  gap: 10px;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.breadcrumb li {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 10px;
}

.breadcrumb a {
  color: var(--color-muted);
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.portrait-card {
  display: grid;
  gap: 20px;
  align-content: start;
  padding: 24px;
  border-radius: var(--radius-md);
}

.portrait-card img {
  border-radius: 18px;
}

.muted {
  color: var(--color-muted);
}

.placeholder-block {
  padding: 18px;
  border: 1px dashed rgba(15,39,71,0.2);
  border-radius: 14px;
  background: rgba(15,39,71,0.03);
  color: var(--color-muted);
}

.comparison-grid,
.icon-summary-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.icon-summary .icon-chip {
  margin-bottom: 14px;
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}

.timeline-item {
  position: relative;
  padding-left: 56px;
  min-height: 42px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 18px;
  width: 2px;
  height: calc(100% + 16px);
  background: linear-gradient(180deg, rgba(23,105,170,0.3), rgba(108,99,255,0.2));
}

.timeline-item:last-child::before {
  height: 100%;
}

.timeline-item strong {
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: white;
  background: linear-gradient(135deg, var(--color-blue), var(--color-violet));
}

.timeline-item span {
  display: block;
  padding-top: 6px;
  color: #475569;
}

.feature-list {
  margin: 0;
  padding-left: 20px;
  color: #475569;
}

.feature-list li + li {
  margin-top: 8px;
}

.path-guide {
  padding: 26px;
}

.path-guide h2 {
  margin-top: 0;
  color: var(--color-navy);
}

.decision-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.decision-card {
  display: grid;
  gap: 6px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(23, 105, 170, 0.05);
  border: 1px solid rgba(23, 105, 170, 0.1);
  color: inherit;
}

.decision-card strong {
  color: var(--color-navy);
}

.decision-card span {
  color: var(--color-blue);
  font-weight: 700;
}

.filter-panel {
  margin-bottom: 18px;
}

.filter-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 14px;
}

.filter-meta {
  margin: 14px 0 0;
  color: var(--color-muted);
  font-weight: 700;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-weight: 700;
  color: var(--color-navy);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid rgba(15, 39, 71, 0.16);
  border-radius: 14px;
  padding: 12px 14px;
  background: white;
  color: var(--color-text);
}

.field textarea {
  resize: vertical;
}

.field-full {
  grid-column: 1 / -1;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
}

.help {
  color: var(--color-muted);
  margin-top: 0;
}

.form-shell-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 12px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}

.form-grid.compact {
  grid-template-columns: 1fr;
}

.login-shell {
  max-width: 560px;
}

.login-card {
  margin-inline: auto;
}

.login-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.media-card,
.article-card,
.timeline-card {
  min-height: 100%;
}

.card-grid > .news-card,
.card-grid > .post-card,
.card-grid > .researcher-card {
  min-height: 100%;
}

.news-card,
.post-card {
  display: grid;
  gap: 16px;
  padding: 0;
}

.news-card a,
.post-card a,
.researcher-card a {
  color: inherit;
}

.post-thumbnail,
.news-thumbnail {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: calc(var(--radius-md) - 4px) calc(var(--radius-md) - 4px) 0 0;
  background: rgba(15, 39, 71, 0.04);
}

.post-thumbnail img,
.news-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 0 20px 20px;
  display: grid;
  gap: 12px;
}

.news-card,
.post-card {
  gap: 18px;
}

.news-card .card-body,
.post-card .card-body {
  padding-top: 4px;
}

.card-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--color-muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.card-body h3 {
  margin: 0;
  color: var(--color-navy);
  line-height: 1.4;
}

.card-body p {
  margin: 0;
  color: #475569;
}

.card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

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

.researcher-card {
  display: grid;
  gap: 16px;
}

.researcher-photo {
  aspect-ratio: 1 / 1;
  border-radius: 18px;
  overflow: hidden;
}

.researcher-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.researcher-meta {
  display: grid;
  gap: 8px;
}

.researcher-meta h3 {
  margin: 0;
  color: var(--color-navy);
}

.researcher-affiliation {
  color: var(--color-blue);
  font-weight: 700;
  font-size: 0.95rem;
}

.researcher-theme {
  color: #334155;
  font-size: 0.96rem;
  margin: 0;
}

.researcher-comment {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.94rem;
}

.article-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 18px;
}

.article-main {
  min-height: 100%;
}

.detail-shell {
  padding: 0;
  overflow: hidden;
}

.detail-media {
  aspect-ratio: 16 / 8;
  overflow: hidden;
  background: rgba(15,39,71,0.04);
}

.detail-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-content {
  padding: 24px;
}

.detail-header {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
}

.detail-title {
  margin: 0;
  color: var(--color-navy);
  font-size: clamp(1.6rem, 2.4vw, 2.3rem);
  line-height: 1.35;
}

.detail-lead {
  color: #334155;
  margin: 0;
}

.detail-content p {
  color: #475569;
  margin: 0 0 14px;
}

.detail-content h2 {
  color: var(--color-navy);
  margin: 26px 0 10px;
}

.stack-list {
  display: grid;
  gap: 10px;
}

.related-link {
  display: block;
  padding: 14px;
  border-radius: 14px;
  background: rgba(15,39,71,0.04);
  border: 1px solid rgba(15,39,71,0.06);
  color: inherit;
}

.related-link small {
  display: block;
  color: var(--color-muted);
  margin-bottom: 4px;
  font-weight: 700;
}

.empty-state {
  text-align: center;
  padding: 36px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.78);
  border: 1px dashed rgba(15,39,71,0.18);
}

@media (max-width: 1120px) {
  .card-grid-4,
  .researcher-grid,
  .decision-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-grid-5,
  .area-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-grid,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .comparison-grid,
  .icon-summary-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 960px) {
  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 12px auto;
    background: rgba(255,255,255,0.96);
    border: 1px solid rgba(15,39,71,0.12);
    border-radius: 22px;
    box-shadow: var(--color-shadow);
    padding: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .menu-open .site-nav {
    display: flex;
  }

  .nav-list,
  .nav-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .nav-link {
    padding: 10px 12px;
    border-radius: 14px;
  }

  .form-grid,
  .filter-row,
  .stats-grid,
  .two-column {
    grid-template-columns: 1fr;
  }

  .card-grid-3,
  .card-grid-4,
  .card-grid-5,
  .area-grid,
  .researcher-grid,
  .decision-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 360px;
  }

  .section-header.split,
  .form-shell-header,
  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .cta-actions .btn,
  .nav-actions .btn {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .header-shell {
    min-height: 74px;
  }

  .brand-subtitle {
    display: none;
  }

  .hero {
    padding-top: 24px;
  }

  .hero-copy,
  .card,
  .page-hero .container,
  .portrait-card {
    padding: 20px;
  }

  .hero-visual-card {
    position: static;
    max-width: none;
    margin-top: 12px;
  }

  .card-body {
    padding: 0 16px 16px;
  }
}
.researcher-photo {
  background:
    radial-gradient(circle at 20% 20%, rgba(0,184,217,0.16) 0 16%, transparent 17%),
    radial-gradient(circle at 82% 18%, rgba(108,99,255,0.12) 0 12%, transparent 13%),
    linear-gradient(135deg, rgba(23,105,170,0.08), rgba(0,184,217,0.04));
}

.researcher-photo img {
  opacity: 1;
}
.hero-grid {
  grid-template-columns: 1.04fr 0.96fr;
  gap: 22px;
  align-items: stretch;
}

.hero-copy {
  padding: 32px 34px;
}

.hero-title {
  font-size: clamp(1.65rem, 2.7vw, 2.55rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.hero-lead {
  font-size: 0.98rem;
  line-height: 1.85;
}

.hero-visual {
  min-height: 500px;
  padding: 22px;
  background:
    radial-gradient(circle at 18% 24%, rgba(0,184,217,0.16) 0 11%, transparent 12%),
    radial-gradient(circle at 82% 20%, rgba(108,99,255,0.10) 0 9%, transparent 10%),
    radial-gradient(circle at 18% 72%, rgba(0,184,217,0.13) 0 9%, transparent 10%),
    radial-gradient(circle at 82% 74%, rgba(0,184,217,0.17) 0 12%, transparent 13%),
    linear-gradient(135deg, rgba(23,105,170,0.06), rgba(0,184,217,0.03)),
    #ffffff;
}

.hero-visual img {
  opacity: 0;
}

.hero-visual-center {
  position: absolute;
  left: 34px;
  top: 150px;
  width: 220px;
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(255,255,255,0.94);
  border: 1px solid rgba(15,39,71,0.08);
  box-shadow: 0 18px 42px rgba(15,39,71,0.08);
  z-index: 1;
}

.hero-visual-center strong {
  display: block;
  margin: 6px 0 10px;
  color: var(--color-navy);
  font-size: 1.08rem;
  line-height: 1.35;
}

.hero-visual-center p {
  margin: 0;
  color: #475569;
  line-height: 1.7;
  font-size: 0.88rem;
}

.hero-visual-card {
  width: 220px;
  max-width: none;
  padding: 16px 18px;
  z-index: 2;
}

.hero-visual-card-a {
  top: 26px;
  right: 24px;
}

.hero-visual-card-b {
  right: 24px;
  left: auto;
  bottom: 26px;
}

.hero-visual-card strong {
  font-size: 1rem;
  line-height: 1.4;
}

.header-shell {
  gap: 12px;
}

.brand-subtitle {
  display: none;
}

.brand-title {
  font-size: 1rem;
  white-space: nowrap;
}

.site-nav {
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
}

.nav-list {
  gap: 6px 8px;
}

.nav-link {
  padding: 6px 8px;
  font-size: 0.84rem;
}

.site-nav {
  display: block;
  flex: 1;
  min-width: 0;
}

.nav-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list-main .nav-link {
  padding: 7px 10px;
  font-size: 0.84rem;
}

.nav-list-sub .nav-link {
  padding: 7px 10px;
  font-size: 0.83rem;
  background: rgba(255,255,255,0.82);
  border: 1px solid rgba(15,39,71,0.08);
  border-radius: 999px;
}

.brand-subtitle {
  display: none;
}

.brand-title {
  font-size: 1rem;
  white-space: nowrap;
}

.hero-floating-chip {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(23, 105, 170, 0.16);
  box-shadow: 0 10px 24px rgba(15, 39, 71, 0.08);
  color: #1769AA;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.chip-a {
  top: 58px;
  left: 26px;
}

.chip-b {
  top: 250px;
  right: 34px;
}

.chip-c {
  bottom: 38px;
  left: 40px;
}

@media (max-width: 1024px) {
  .hero-floating-chip {
    display: none;
  }
}

.hero-university-logos {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin: 20px 0 20px;
}

.univ-logo {
  width: auto;
  display: block;
  object-fit: contain;
}

.univ-logo-nagoya {
  height: 68px;
}

.univ-logo-okayama {
  height: 62px;
}

.univ-logo-juntendo {
  height: 64px;
}

.form-embed-card {
  padding: 28px;
}

.form-embed-wrap {
  margin-top: 20px;
  border-radius: 24px;
  overflow: hidden;
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(23, 105, 170, 0.08);
}

.form-embed-wrap iframe {
  width: 100%;
  min-height: 760px;
  display: block;
}

.hero-floating-note {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 180px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(23, 105, 170, 0.14);
  box-shadow: 0 14px 30px rgba(15, 39, 71, 0.10);
}

.hero-floating-note__icon {
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #1769AA, #00B8D9);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.hero-floating-note__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero-floating-note__body strong {
  color: #0F2747;
  font-size: 0.95rem;
  line-height: 1.2;
}

.hero-floating-note__body small {
  color: #5b6b7f;
  font-size: 0.78rem;
  line-height: 1.3;
}

.note-a {
  top: 54px;
  left: 18px;
}

.note-b {
  top: 238px;
  right: 18px;
}

.note-c {
  bottom: 28px;
  left: 30px;
}

@media (max-width: 1024px) {
  .hero-floating-note {
    display: none;
  }
}

.message-stack {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.message-block + .message-block {
  padding-top: 40px;
  border-top: 1px solid #e5edf5;
}

.message-role {
  display: inline-block;
  margin-bottom: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #eef6fc;
  color: #1769AA;
  font-size: 0.85rem;
  font-weight: 700;
}

.message-affiliation {
  color: #607086;
}

.area-icon-image {
  display: block;
  width: 180px;
  height: 180px;
  object-fit: contain;
  margin: 6px 0 16px;
}

.area-card h3 {
  margin-top: 0;
}


/* =========================================================
   Creator refresh: airy AI / medical alliance design
   ========================================================= */
:root {
  --color-navy: #0B2545;
  --color-blue: #0EA5E9;
  --color-cyan: #06B6D4;
  --color-teal: #14B8A6;
  --color-mint: #A7F3D0;
  --color-violet: #6366F1;
  --color-bg: #F4FBFF;
  --color-surface: rgba(255, 255, 255, 0.86);
  --color-text: #152238;
  --color-muted: #64748B;
  --color-border: rgba(14, 116, 144, 0.14);
  --color-shadow: 0 24px 70px rgba(15, 39, 71, 0.10);
  --radius-lg: 34px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --header-height: 82px;
}

body {
  background:
    radial-gradient(circle at 8% 6%, rgba(6, 182, 212, 0.18), transparent 28%),
    radial-gradient(circle at 88% 14%, rgba(99, 102, 241, 0.15), transparent 27%),
    radial-gradient(circle at 45% 0%, rgba(20, 184, 166, 0.11), transparent 26%),
    linear-gradient(180deg, #F6FDFF 0%, #F8FBFF 48%, #F6FFFB 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.32;
  background-image:
    linear-gradient(rgba(14, 116, 144, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 116, 144, .07) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}

.site-header {
  background: rgba(246, 253, 255, 0.72);
  border-bottom: 1px solid rgba(14, 116, 144, 0.12);
  box-shadow: 0 10px 30px rgba(15, 39, 71, 0.04);
}

.brand-title { font-weight: 900; }
.brand-subtitle { color: #64748B; }


.nav-link {
  color: #24405F;
  font-weight: 750;
}

.nav-link:hover,
.nav-link.is-active {
  color: #0369A1;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(20, 184, 166, 0.10));
}

.card,
.hero-copy,
.hero-visual,
.page-hero .container,
.cta-banner,
.portrait-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(14, 116, 144, 0.14);
  box-shadow: var(--color-shadow);
  backdrop-filter: blur(18px);
}

.btn { letter-spacing: .01em; }
.btn-primary {
  background: linear-gradient(135deg, #0EA5E9 0%, #06B6D4 48%, #14B8A6 100%);
  color: #fff;
  box-shadow: 0 18px 38px rgba(14, 165, 233, 0.25);
}
.btn-primary:hover { box-shadow: 0 22px 46px rgba(14, 165, 233, 0.34); }
.btn-secondary {
  background: rgba(255,255,255,0.88);
  border-color: rgba(14, 165, 233, 0.24);
  color: #0369A1;
}
.btn-ghost {
  background: rgba(255,255,255,0.38);
  border-color: rgba(14, 116, 144, 0.18);
  color: #0B2545;
}
.btn-small {
  min-height: 38px;
  padding: 0 14px;
  font-size: .9rem;
}

.eyebrow {
  color: #0284C7;
  letter-spacing: .11em;
}

.hero-fresh {
  padding-top: 58px;
  padding-bottom: 16px;
}

.hero-copy-fresh {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 4vw, 54px);
}

.hero-copy-fresh::after {
  content: "";
  position: absolute;
  right: -90px;
  top: -90px;
  width: 260px;
  height: 260px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(20,184,166,.22), transparent 68%);
}

.hero-copy-fresh > * { position: relative; z-index: 1; }

.hero-title {
  letter-spacing: -0.045em;
  font-weight: 900;
}

.hero-fresh .hero-title {
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 1.08;
  background: linear-gradient(115deg, #0B2545 0%, #0B5E86 38%, #0EA5E9 68%, #14B8A6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 20px;
}

.hero-lead-strong {
  color: #0B2545;
  font-weight: 850;
  font-size: clamp(1.08rem, 1.7vw, 1.34rem);
  margin-bottom: 12px;
}

.hero-meta-fresh .badge,
.badge {
  background: rgba(236, 253, 245, .84);
  border: 1px solid rgba(20, 184, 166, .22);
  color: #047857;
}

.hero-visual-fresh {
  min-height: 560px;
  padding: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.72), rgba(240,253,250,.64));
}

.hero-visual-fresh img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.hero-glass-card {
  position: absolute;
  z-index: 2;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(14, 116, 144, .14);
  box-shadow: 0 18px 40px rgba(15, 39, 71, .10);
  backdrop-filter: blur(14px);
}
.hero-glass-card span {
  display: block;
  color: #0284C7;
  font-size: .75rem;
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: .08em;
}
.hero-glass-card strong { color: #0B2545; }
.hero-glass-card-a { top: 26px; left: 26px; }
.hero-glass-card-b { right: 26px; top: 47%; }
.hero-glass-card-c { left: 32px; bottom: 30px; }

.reveal-on-load {
  animation: freshFadeUp .7s ease both;
}
.reveal-on-load:nth-child(2) { animation-delay: .08s; }
@keyframes freshFadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-quick { padding-top: 8px; }
.stats-grid-fresh .stat-card {
  padding: 24px 18px;
  text-align: left;
}
.stats-grid-fresh .stat-card strong {
  font-size: clamp(2.35rem, 4vw, 3.4rem);
  background: linear-gradient(135deg, #0EA5E9, #14B8A6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stats-grid-fresh .stat-card span {
  color: #0B2545;
  font-size: 1.02rem;
}
.stats-grid-fresh .stat-card small {
  color: #64748B;
  font-weight: 700;
}

.value-grid .value-card,
.service-grid-fresh .service-card {
  min-height: 230px;
}
.value-card::before,
.service-card::before,
.area-card-fresh::before,
.researcher-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(14,165,233,.10), rgba(20,184,166,.04), transparent 60%);
  pointer-events: none;
}
.value-card > *, .service-card > *, .area-card-fresh > *, .researcher-card > * { position: relative; z-index: 1; }
.value-icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  margin-bottom: 18px;
  color: #fff;
  font-weight: 900;
  background: linear-gradient(135deg, #0EA5E9, #14B8A6);
  box-shadow: 0 12px 28px rgba(14, 165, 233, .24);
}

.area-grid-fresh {
  align-items: stretch;
}
.area-card-fresh {
  padding-top: 24px;
  min-height: 315px;
  display: flex;
  flex-direction: column;
}
.area-card-fresh .area-index {
  position: static;
  display: inline-flex;
  color: rgba(14, 165, 233, .62);
  margin-bottom: 8px;
}
.area-card-fresh .area-icon-image {
  width: 110px;
  height: 110px;
  object-fit: contain;
  margin: 0 auto 18px;
  filter: drop-shadow(0 14px 20px rgba(14, 116, 144, .13));
}
.area-card-fresh h3 { margin-top: 0; }

.flow-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  padding: 22px;
  background:
    linear-gradient(90deg, rgba(14,165,233,.10), rgba(20,184,166,.10)),
    rgba(255,255,255,.78);
}
.flow-step {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(14, 116, 144, .13);
  min-height: 160px;
  position: relative;
}
.flow-step:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -17px;
  top: 48%;
  color: #0EA5E9;
  font-weight: 900;
  z-index: 2;
}
.flow-step span {
  color: #0EA5E9;
  font-weight: 900;
}
.flow-step h3 { color: #0B2545; margin: 8px 0; }
.flow-step p { color: #475569; margin: 0; line-height: 1.6; }

.researcher-grid-home {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.researcher-card {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 20px;
}
.researcher-photo {
  width: 96px;
  height: 96px;
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(135deg, #E0F2FE, #ECFDF5);
  border: 1px solid rgba(14, 116, 144, .13);
  box-shadow: 0 12px 26px rgba(15,39,71,.08);
}
.researcher-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.researcher-meta h3 {
  margin: 8px 0 0;
  color: #0B2545;
  font-size: 1.2rem;
}
.researcher-english {
  margin: 0;
  color: #0EA5E9;
  font-weight: 800;
  font-size: .82rem;
  letter-spacing: .02em;
}
.researcher-affiliation {
  color: #64748B;
  font-weight: 700;
  font-size: .88rem;
  margin-top: 6px;
}
.researcher-theme {
  color: #0B2545;
  font-weight: 850;
  margin: 12px 0 6px;
  line-height: 1.5;
}
.researcher-comment {
  color: #475569;
  margin: 0 0 12px;
  line-height: 1.65;
}
.researcher-keywords,
.keyword-cloud {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.tag-soft {
  background: rgba(14, 165, 233, .08);
  border: 1px solid rgba(14, 165, 233, .12);
  color: #0369A1;
}
.tag-institution {
  background: rgba(99, 102, 241, .08);
  border-color: rgba(99, 102, 241, .14);
  color: #4F46E5;
}
.researcher-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.researcher-grid-fresh {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.filter-panel-fresh {
  margin-bottom: 20px;
}
.filter-panel-fresh h2 {
  margin: 0 0 14px;
  color: #0B2545;
}
.filter-row {
  align-items: end;
}
.field-wide { min-width: min(100%, 380px); }
.field label {
  color: #0B2545;
  font-weight: 850;
}
.field input,
.field select,
.form-control,
textarea,
input,
select {
  border: 1px solid rgba(14, 116, 144, .18);
  background: rgba(255,255,255,.88);
}
.field input:focus,
.field select:focus,
textarea:focus,
input:focus,
select:focus {
  border-color: rgba(14,165,233,.55);
  box-shadow: 0 0 0 4px rgba(14,165,233,.12);
}

.cluster-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.cluster-pill {
  display: inline-flex;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.74);
  border: 1px solid rgba(14, 116, 144, .15);
  color: #0B2545;
  font-weight: 850;
  box-shadow: 0 12px 26px rgba(15,39,71,.05);
}
.cluster-pill:hover { color: #0284C7; }

.researcher-note-card {
  max-width: 920px;
  margin-inline: auto;
}
.researcher-note-card h2 { color: #0B2545; margin-top: 0; }

.researcher-modal[hidden] { display: none; }
.researcher-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
}
.researcher-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 24, 43, .48);
  backdrop-filter: blur(10px);
}
.researcher-modal-panel {
  position: relative;
  z-index: 1;
  width: min(980px, calc(100vw - 28px));
  max-height: min(86vh, 880px);
  overflow: auto;
  padding: clamp(22px, 3vw, 36px);
  border-radius: 30px;
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(14, 116, 144, .18);
  box-shadow: 0 30px 90px rgba(0,0,0,.22);
}
.modal-close {
  position: sticky;
  float: right;
  top: 0;
  margin: -6px -6px 8px 12px;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(14,116,144,.16);
  border-radius: 999px;
  background: #fff;
  color: #0B2545;
  font-size: 1.5rem;
  line-height: 1;
}
.researcher-modal-head {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  margin-bottom: 16px;
}
.researcher-modal-photo {
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 34px;
  box-shadow: 0 18px 40px rgba(15,39,71,.12);
  background: #F8FCFF;
}
.researcher-modal-head h2 {
  margin: 8px 0 0;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: #0B2545;
}
.modal-summary {
  font-size: 1.06rem;
  color: #334155;
  background: linear-gradient(135deg, rgba(14,165,233,.10), rgba(20,184,166,.08));
  border-radius: 18px;
  padding: 16px 18px;
}
.researcher-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}
.researcher-detail-grid section {
  border: 1px solid rgba(14, 116, 144, .12);
  background: rgba(248, 252, 255, .72);
  border-radius: 20px;
  padding: 18px;
}
.researcher-detail-grid h3 {
  margin: 0 0 10px;
  color: #0B2545;
}
.researcher-detail-grid ul {
  margin: 0;
  padding-left: 1.1em;
  color: #334155;
}
.profile-links {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 20px;
}
body.modal-open { overflow: hidden; }

.cta-banner-fresh {
  background:
    radial-gradient(circle at 10% 10%, rgba(14,165,233,.18), transparent 30%),
    radial-gradient(circle at 80% 40%, rgba(20,184,166,.18), transparent 36%),
    rgba(255,255,255,.8);
}

.page-hero-fresh .container {
  background:
    radial-gradient(circle at 85% 0%, rgba(14,165,233,.16), transparent 32%),
    radial-gradient(circle at 8% 78%, rgba(20,184,166,.12), transparent 30%),
    rgba(255,255,255,.78);
}
.page-hero h1 {
  color: #0B2545;
  font-size: clamp(2.1rem, 4vw, 3.3rem);
  line-height: 1.15;
  margin: 8px 0 14px;
}

.news-card,
.post-card,
.article-card,
.info-card,
.comparison-card,
.timeline-card,
.login-card,
.media-card,
.form-shell {
  background: rgba(255,255,255,.78);
}
.news-thumbnail img,
.post-thumbnail img,
.detail-media img {
  background: linear-gradient(135deg, #ECFEFF, #EEF2FF);
}

.icon-chip {
  background: linear-gradient(135deg, #0EA5E9, #14B8A6);
  box-shadow: 0 12px 28px rgba(14, 165, 233, .22);
}

@media (max-width: 1120px) {
  .card-grid-5,
  .area-grid,
  .area-grid-fresh { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-grid-4,
  .researcher-grid-home { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow-track { grid-template-columns: 1fr; }
  .flow-step:not(:last-child)::after { content: "↓"; right: 22px; top: auto; bottom: -19px; }
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual-fresh { min-height: 440px; }
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .researcher-grid-fresh { grid-template-columns: 1fr; }
  .researcher-detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  :root { --container: min(100% - 24px, 1180px); }
  .hero-fresh .hero-title { font-size: clamp(2.1rem, 12vw, 3rem); }
  .hero-copy-fresh { padding: 26px; }
  .hero-visual-fresh { min-height: 360px; }
  .hero-glass-card { position: static; margin: 10px; }
  .stats-grid,
  .card-grid-4,
  .card-grid-3,
  .researcher-grid-home,
  .area-grid,
  .area-grid-fresh { grid-template-columns: 1fr; }
  .section-header.split { align-items: start; }
  .researcher-card { grid-template-columns: 78px minmax(0, 1fr); padding: 16px; }
  .researcher-photo { width: 78px; height: 78px; border-radius: 22px; }
  .researcher-modal-head { grid-template-columns: 1fr; }
  .researcher-modal-photo { width: 118px; height: 118px; }
  .filter-row { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-load { animation: none; }
  html { scroll-behavior: auto; }
}


/* 2026-04-28 refinements */
.hero-grid-wide { grid-template-columns: 1fr; }
.hero-copy-wide { min-height: auto; }
.hero-copy-wide .hero-title { max-width: 1040px; }
.hero-copy-wide .hero-lead { max-width: 900px; }
.hero-support-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
  max-width: 920px;
}
.hero-support-card {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,.68);
  border: 1px solid rgba(14,116,144,.16);
  box-shadow: 0 14px 28px rgba(15,39,71,.07);
}
.hero-support-card span {
  display: block;
  color: #0284C7;
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .08em;
  margin-bottom: 2px;
}
.hero-support-card strong { color: #0B2545; }
.researcher-photo img { opacity: 1; }
@media (max-width: 780px) { .hero-support-cards { grid-template-columns: 1fr; } }

/* 2026-05-05 good-parts merge refinements */
.hero-copy-fresh::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(14,116,144,.06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(14,116,144,.05) 1px, transparent 1px),
    radial-gradient(circle at 82% 18%, rgba(14,165,233,.12), transparent 28%),
    radial-gradient(circle at 72% 84%, rgba(20,184,166,.12), transparent 25%);
  background-size: 42px 42px, 42px 42px, auto, auto;
  opacity: .72;
}

.hero-support-cards {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 1080px;
}

.filter-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.filter-note {
  margin: 8px 0 0;
  color: #64748B;
  font-size: .92rem;
}

.cluster-pill.is-active {
  background: linear-gradient(135deg, rgba(14,165,233,.16), rgba(20,184,166,.13));
  border-color: rgba(14,165,233,.36);
  color: #0369A1;
}

.researcher-methods {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}

.researcher-methods-modal {
  margin-top: 12px;
}

.tag-method {
  background: rgba(236, 253, 245, .88);
  border: 1px solid rgba(20,184,166,.20);
  color: #047857;
}

.selected-researcher-notice {
  margin: 0 0 18px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(14,165,233,.20);
  background: linear-gradient(135deg, rgba(14,165,233,.10), rgba(20,184,166,.08));
  color: #0B2545;
}

.selected-researcher-notice p {
  margin: 6px 0 0;
  color: #475569;
}

@media (max-width: 900px) {
  .hero-support-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .hero-support-cards { grid-template-columns: 1fr; }
  .filter-footer { align-items: stretch; }
  .filter-footer .btn { width: 100%; justify-content: center; }
}

.filter-panel-fresh .filter-row {
  grid-template-columns: minmax(150px, .9fr) minmax(150px, .9fr) minmax(180px, 1fr) minmax(260px, 1.45fr);
}

@media (max-width: 1040px) {
  .filter-panel-fresh .filter-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .filter-panel-fresh .filter-row { grid-template-columns: 1fr; }
}
.filter-footer .filter-meta { margin: 0; }

.hero-fresh .hero-title,
.stats-grid-fresh .stat-card strong {
  color: #0B2545;
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .hero-fresh .hero-title {
    background: linear-gradient(115deg, #0B2545 0%, #0B5E86 38%, #0EA5E9 68%, #14B8A6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .stats-grid-fresh .stat-card strong {
    background: linear-gradient(135deg, #0EA5E9, #14B8A6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

/* Deploy-ready refinement: direct researchmap access on researcher cards */
.researcher-name-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin: 8px 0 0;
}

.researcher-name-row h2,
.researcher-name-row h3 {
  margin: 0;
}

.researchmap-inline-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  width: fit-content;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid rgba(14, 165, 233, .22);
  background: rgba(240, 249, 255, .9);
  color: #0369A1 !important;
  font-size: .76rem;
  line-height: 1.2;
  font-weight: 850;
  text-decoration: none;
  white-space: nowrap;
}

.researchmap-inline-link:hover,
.researchmap-inline-link:focus-visible {
  border-color: rgba(14, 165, 233, .42);
  background: rgba(224, 242, 254, .96);
  color: #075985 !important;
  text-decoration: none;
}

.researcher-name-row-modal {
  margin-top: 8px;
}


/* 2026-05 visual refinement: consistent researcher portraits */
.researcher-photo,
.researcher-modal-photo {
  background: radial-gradient(circle at 30% 20%, rgba(255,255,255,.92), rgba(224,242,254,.92) 55%, rgba(237,233,254,.78));
}

.researcher-photo img,
.researcher-modal-photo {
  display: block;
}

.researcher-photo img {
  object-position: center 22%;
}

.researcher-modal-photo {
  object-position: center 22%;
  border: 1px solid rgba(14,116,144,.12);
}

.card-tags {
  row-gap: 8px;
}

/* Compact priority-area cards on the overview page */
.about-priority-icons .area-card-fresh {
  min-height: 300px;
}


/* v9 clean-framed researcher photos */
.researcher-photo { background: #F4F7FB; }
.researcher-photo img { object-fit: cover; object-position: center center; }
.researcher-modal-photo { background: #F4F7FB; object-fit: cover; object-position: center center; }


/* v10 direct-crop portraits: no blur/framing */
.researcher-photo { background: transparent; }
.researcher-photo img, .researcher-modal-photo { object-fit: cover; object-position: center center; background: transparent; }


/* YUTAKA AMED logo */
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.brand-mark img {
  display: block;
  width: 78px;
  height: 78px;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(14, 116, 144, 0.14));
}

@media (max-width: 768px) {
  .brand-mark img {
    width: 60px;
    height: 60px;
  }
}


/* 2026-05-27 kickoff photo gallery */
.detail-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}
.detail-gallery figure {
  margin: 0;
  overflow: hidden;
  border-radius: 18px;
  background: #F4F7FB;
  border: 1px solid rgba(15, 39, 71, .08);
}
.detail-gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.detail-gallery figcaption {
  padding: 10px 12px;
  font-size: .86rem;
  color: #64748B;
  font-weight: 700;
}
@media (max-width: 720px) {
  .detail-gallery { grid-template-columns: 1fr; }
}

/* 2026-07 mobile navigation fix
   - Keep the mobile menu closed on first view.
   - Make the opened menu opaque and readable.
   - Override later desktop nav rules that previously made .site-nav visible on mobile. */
@media (max-width: 960px) {
  .menu-toggle {
    display: inline-flex !important;
    flex-shrink: 0;
  }

  .site-nav {
    display: none !important;
  }

  body.menu-open .site-nav {
    display: flex !important;
    position: fixed !important;
    top: calc(var(--header-height, 82px) + 10px);
    left: 12px;
    right: 12px;
    max-height: calc(100dvh - var(--header-height, 82px) - 24px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 16px;
    padding: 18px;
    background: #ffffff !important;
    opacity: 1 !important;
    border: 1px solid rgba(15, 39, 71, 0.12);
    border-radius: 22px;
    box-shadow: 0 18px 42px rgba(15, 39, 71, 0.18);
    z-index: 1000;
  }

  body.menu-open {
    overflow: hidden;
  }

  .site-nav .nav-list,
  .site-nav .nav-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 8px;
    margin: 0;
    padding: 0;
  }

  .site-nav .nav-link {
    display: flex;
    width: 100%;
    min-height: 44px;
    align-items: center;
    padding: 10px 12px;
    border-radius: 14px;
    background: #ffffff;
    color: var(--color-text);
  }
}



/* --- graphic thumbnail for cards without a real photo --- */
.thumb-graphic {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #0EA5E9, #14B8A6);
  color: #ffffff;
}
.thumb-graphic svg {
  width: 40px;
  height: 40px;
}
.thumb-graphic .thumb-cat {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0.95;
}
/* line icon inside the service icon-chip */
.icon-chip svg {
  width: 26px;
  height: 26px;
}