:root {
  --blue: #1d6fa8;
  --blue-dark: #11496f;
  --blue-soft: #eaf4fb;
  --ink: #17242d;
  --muted: #5f6f7a;
  --line: #dce8ef;
  --paper: #fbfdfd;
  --white: #ffffff;
  --accent: #c68b45;
  --shadow: 0 22px 60px rgba(29, 111, 168, 0.16);
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.8;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 32px;
  justify-content: space-between;
  min-height: 82px;
  padding: 16px clamp(20px, 5vw, 72px);
  background: rgba(251, 253, 253, 0.92);
  border-bottom: 1px solid rgba(220, 232, 239, 0.9);
  backdrop-filter: blur(18px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  background: var(--blue);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
}

.logo strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.04rem;
  line-height: 1.25;
}

.logo small {
  display: block;
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.3;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  color: #314450;
  font-size: 0.94rem;
}

.site-nav li,
.footer-nav li {
  list-style: none;
}

.site-nav a {
  transition: color 180ms ease;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
  color: var(--blue-dark);
  background: transparent;
  border: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.site-nav a:hover,
.text-link:hover,
.footer-nav a:hover {
  color: var(--blue);
}

.nav-button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid var(--blue);
  border-radius: 999px;
  font-weight: 700;
  line-height: 1.2;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.nav-button,
.button.primary {
  color: var(--white);
  background: var(--blue);
  box-shadow: 0 12px 30px rgba(29, 111, 168, 0.2);
}

.button.secondary {
  color: var(--blue-dark);
  background: var(--white);
}

.nav-button:hover,
.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(29, 111, 168, 0.22);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  gap: clamp(34px, 5.5vw, 76px);
  align-items: center;
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(56px, 9vw, 116px) clamp(20px, 5vw, 56px) clamp(44px, 8vw, 92px);
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.85rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--serif);
  line-height: 1.35;
}

h1 {
  font-size: clamp(2.35rem, 5vw, 4.7rem);
  font-weight: 700;
}

.lead {
  max-width: 620px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.hero-photo {
  position: relative;
  margin: 0;
}

.hero-photo::before {
  position: absolute;
  inset: 34px -22px -22px 34px;
  z-index: -1;
  content: "";
  background: var(--blue-soft);
  border-radius: 32px;
}

.hero-photo img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: 52% 42%;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 1050px;
  margin: 0 auto;
  padding: 30px clamp(20px, 5vw, 46px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 42px rgba(17, 73, 111, 0.08);
}

.stats div {
  padding: 12px 24px;
  text-align: center;
}

.stats div + div {
  border-left: 1px solid var(--line);
}

.stats strong {
  display: block;
  color: var(--blue);
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
}

.stats span {
  font-family: var(--sans);
  font-size: 0.95rem;
}

.stats p {
  margin: 8px 0 0;
  color: var(--muted);
  font-weight: 700;
}

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(78px, 10vw, 122px) clamp(20px, 5vw, 40px) 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.section-heading.split {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  max-width: none;
}

h2 {
  font-size: clamp(1.8rem, 3.2vw, 3rem);
}

h3 {
  font-size: 1.25rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.service-card,
.activity-card,
.blog-card,
blockquote,
.profile-note {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.activities {
  max-width: 1040px;
  padding-top: clamp(72px, 9vw, 108px);
}

.activity-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.activity-card {
  padding: 32px;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.activity-card:hover {
  transform: translateY(-6px);
  border-color: rgba(29, 111, 168, 0.28);
  box-shadow: 0 18px 38px rgba(17, 73, 111, 0.11);
}

.activity-label {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 700;
}

.activity-card p:not(.activity-label) {
  margin: 14px 0 0;
  color: var(--muted);
}

.activity-card .text-link {
  display: inline-flex;
  margin-top: 22px;
}

.section-intro {
  margin: 14px 0 0;
  color: var(--muted);
}

.report-section {
  max-width: 1040px;
}

.report-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.report-feature {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  grid-column: 1 / -1;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 44px rgba(17, 73, 111, 0.1);
}

.report-feature.no-image {
  grid-template-columns: 1fr;
}

.report-image {
  display: block;
  min-height: 300px;
  max-height: 320px;
  overflow: hidden;
}

.report-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.report-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 4vw, 40px);
}

.report-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.report-copy h3 {
  font-size: clamp(1.45rem, 2.6vw, 1.9rem);
}

.report-copy > p,
.report-compact > p,
.report-archive-copy > p {
  margin: 14px 0 0;
  color: var(--muted);
}

.report-copy .text-link {
  align-self: flex-start;
  margin-top: 24px;
}

.report-compact {
  padding: 26px 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.report-compact time {
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
}

.report-compact h3 {
  margin-top: 8px;
}

.report-detail {
  display: inline-flex;
  margin-top: 16px;
  color: var(--blue-dark);
  font-size: 0.84rem;
  font-weight: 700;
}

.report-archive-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.report-archive-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.report-archive-image {
  display: block;
  aspect-ratio: 16 / 9;
}

.report-archive-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.report-archive-copy {
  padding: 26px;
}

.report-archive-copy h2 {
  font-size: 1.35rem;
}

.report-single .single-header .report-meta {
  margin: 0 0 16px;
}

.service-card {
  padding: 32px 28px;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(29, 111, 168, 0.35);
  box-shadow: 0 22px 46px rgba(17, 73, 111, 0.14);
}

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  color: var(--blue);
  background: var(--blue-soft);
  border-radius: 50%;
  font-family: var(--serif);
  font-weight: 700;
}

.service-card p,
.blog-card p,
blockquote p,
.profile p,
.profile-note p {
  margin: 14px 0 0;
  color: var(--muted);
}

.blog-section {
  max-width: 1040px;
}

.text-link {
  color: var(--blue-dark);
  font-weight: 700;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.blog-card {
  padding: 28px;
  display: block;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.blog-card:hover {
  transform: translateY(-6px);
  border-color: rgba(29, 111, 168, 0.28);
  box-shadow: 0 18px 38px rgba(17, 73, 111, 0.11);
}

.blog-card:hover h3 {
  color: var(--blue);
}

.blog-card time {
  display: block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 700;
}

.voices {
  max-width: 1040px;
}

.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

blockquote {
  margin: 0;
  padding: 32px;
  position: relative;
}

blockquote::before {
  content: "\201C";
  display: block;
  color: var(--blue);
  font-family: var(--serif);
  font-size: 3rem;
  line-height: 0.8;
}

blockquote cite {
  display: block;
  margin-top: 18px;
  color: var(--ink);
  font-style: normal;
  font-weight: 700;
}

.profile {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 48px;
  align-items: center;
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(82px, 10vw, 128px) clamp(20px, 5vw, 40px);
}

.profile-content {
  padding-left: 28px;
  border-left: 4px solid var(--blue);
}

.profile-note {
  padding: 32px;
  box-shadow: 0 14px 42px rgba(17, 73, 111, 0.08);
}

.profile-note .button {
  margin-top: 22px;
  width: 100%;
}

.page-shell {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(64px, 9vw, 110px) clamp(20px, 5vw, 40px);
}

.archive-shell {
  max-width: 1040px;
  margin: 0 auto;
  padding: clamp(64px, 9vw, 110px) clamp(20px, 5vw, 40px);
}

.archive-block {
  margin-top: clamp(42px, 6vw, 72px);
}

.archive-heading {
  margin-bottom: 22px;
}

.page-content {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: clamp(30px, 6vw, 58px);
  box-shadow: 0 14px 42px rgba(17, 73, 111, 0.08);
}

.page-content h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.entry-content {
  margin-top: 28px;
  color: var(--ink);
}

.entry-content p,
.entry-content li {
  color: var(--muted);
}

.entry-content a {
  color: var(--blue);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.pagination {
  margin-top: 38px;
}

.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  min-height: 42px;
  padding: 8px 14px;
  color: var(--blue-dark);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 700;
}

.pagination .current {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.single-shell {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(48px, 7vw, 84px) clamp(20px, 5vw, 40px);
}

.single-article {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.single-header time {
  display: block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 700;
}

.single-header h1 {
  max-width: 720px;
  font-size: clamp(1.95rem, 3.4vw, 2.8rem);
  line-height: 1.45;
}

.single-thumbnail {
  margin: 34px 0 0;
}

.single-thumbnail img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.single-content {
  margin-top: 34px;
  color: var(--ink);
  font-size: 1.04rem;
  line-height: 2;
}

.single-content p {
  margin: 0 0 1.55em;
  color: var(--ink);
}

.single-content h2 {
  margin: 2.6em 0 1em;
  padding: 0 0 10px;
  color: var(--ink);
  background: transparent;
  border-bottom: 3px solid var(--blue);
  border-left: 0;
  border-radius: 0;
  font-size: clamp(1.38rem, 2.4vw, 1.85rem);
}

.single-content h3 {
  margin: 2.1em 0 0.85em;
  padding-left: 12px;
  color: var(--blue-dark);
  border-bottom: 0;
  border-left: 4px solid var(--blue-soft);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

.single-content ul,
.single-content ol {
  margin: 0 0 1.6em;
  padding-left: 1.4em;
}

.single-content li {
  margin-bottom: 0.6em;
}

.single-content a {
  color: var(--blue);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.single-content img {
  height: auto;
  margin: 32px auto;
  border-radius: 8px;
}

.single-content blockquote {
  margin: 2em 0;
  padding: 22px 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  box-shadow: none;
}

.single-content .ez-toc-container,
.single-content #ez-toc-container {
  margin: 0 0 34px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.single-cta {
  margin-top: clamp(46px, 7vw, 70px);
  padding: clamp(26px, 5vw, 38px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 42px rgba(17, 73, 111, 0.08);
}

.single-cta h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
}

.single-cta p:not(.eyebrow) {
  margin: 14px 0 0;
  color: var(--muted);
}

.single-cta .button {
  margin-top: 24px;
}

.popular-card {
  position: relative;
}

.popular-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 14px;
  padding: 4px 12px;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.site-footer {
  background: var(--white);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto minmax(160px, 1fr);
  gap: 28px;
  align-items: center;
  max-width: 1120px;
  margin: 0 auto;
  padding: 34px clamp(20px, 5vw, 40px);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 26px;
  justify-content: center;
  color: #314450;
  font-size: 0.94rem;
}

.footer-nav a {
  transition: color 180ms ease;
}

.footer-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: right;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
  }

  .site-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    gap: 14px 20px;
  }

  .profile {
    grid-template-columns: 1fr;
  }

  .hero {
    grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1fr);
    gap: 28px;
    padding-top: 48px;
  }

  .hero-photo {
    max-width: none;
    margin-inline: auto;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .activity-grid {
    grid-template-columns: 1fr;
  }

  .report-feature {
    grid-template-columns: 1fr;
  }

  .report-image {
    min-height: 0;
    max-height: 260px;
    aspect-ratio: 16 / 10;
  }

  .profile-note {
    max-width: 520px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .footer-nav {
    justify-content: flex-start;
  }

  .footer-copy {
    text-align: left;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: sticky;
    min-height: 0;
    align-items: center;
    flex-wrap: nowrap;
    gap: 12px;
    padding: 12px 16px;
  }

  .nav-button {
    display: none;
  }

  .menu-toggle {
    display: block;
    flex: 0 0 42px;
    margin-left: auto;
  }

  .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);
  }

  .logo-mark {
    width: 36px;
    height: 36px;
    font-size: 1.12rem;
  }

  .logo strong {
    font-size: 0.96rem;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    width: auto;
    padding: 8px 16px 16px;
    overflow: visible;
    color: var(--ink);
    background: rgba(251, 253, 253, 0.98);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 30px rgba(17, 73, 111, 0.12);
    font-size: 0.92rem;
  }

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

  .site-nav a {
    display: block;
    width: 100%;
    padding: 12px 4px;
    border-bottom: 1px solid var(--line);
  }

  .site-nav li {
    width: 100%;
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 38px;
    padding-bottom: 48px;
  }

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

  .lead {
    margin-top: 20px;
  }

  .hero-actions {
    margin-top: 28px;
  }

  .stats,
  .blog-grid,
  .voice-grid {
    grid-template-columns: 1fr;
  }

  .stats div + div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .section-heading.split {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-photo::before {
    inset: 22px -10px -12px 22px;
    border-radius: 24px;
  }

  .hero-photo img {
    aspect-ratio: 4 / 3;
    border-radius: 22px;
    object-position: 54% 42%;
  }

  .section,
  .activities {
    padding-top: 64px;
  }

  .activity-grid,
  .service-grid,
  .blog-grid,
  .voice-grid,
  .report-list,
  .report-archive-grid {
    gap: 16px;
  }

  .report-list,
  .report-archive-grid {
    grid-template-columns: 1fr;
  }

  .report-feature {
    grid-column: auto;
  }

  .report-image {
    max-height: 230px;
    aspect-ratio: 16 / 9;
  }

  .report-copy,
  .report-compact,
  .report-archive-copy {
    padding: 24px 20px;
  }

  .service-card,
  .activity-card,
  .blog-card,
  blockquote,
  .profile-note {
    padding: 24px;
  }

  .single-shell {
    padding-top: 42px;
    padding-inline: 18px;
  }

  .single-article {
    padding: 0;
  }

  .single-header h1 {
    font-size: clamp(1.75rem, 8vw, 2.25rem);
  }

  .single-content {
    font-size: 1rem;
    line-height: 1.95;
  }

  .single-content h2 {
    padding: 0 0 8px;
  }

  .single-content img {
    margin: 24px auto;
  }

  .single-cta {
    padding: 24px 20px;
  }

  .single-cta .button {
    width: 100%;
  }
}