:root {
  --orange: #e56f21;
  --orange-dark: #b84d10;
  --orange-soft: #fff1e7;
  --green: #2f6b46;
  --green-dark: #183f2b;
  --green-soft: #edf6f0;
  --cream: #fffaf5;
  --paper: #ffffff;
  --ink: #26342c;
  --muted: #66736b;
  --line: #dfe7e1;
  --shadow: 0 18px 50px rgba(34, 61, 43, .11);
  --shadow-soft: 0 8px 24px rgba(34, 61, 43, .08);
  --radius: 20px;
  --content: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: .025em;
}
img { max-width: 100%; height: auto; }
a { color: var(--green); text-underline-offset: .2em; }
a:hover { color: var(--orange-dark); }
button, input, textarea, select { font: inherit; }

.skip-link {
  position: fixed; top: -100px; left: 16px; z-index: 1000;
  padding: 10px 14px; color: #fff; background: var(--green-dark);
  border-radius: 10px; text-decoration: none;
}
.skip-link:focus { top: 16px; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid rgba(223,231,225,.92);
  backdrop-filter: blur(14px);
}
.site-header__inner {
  width: min(calc(100% - 40px), var(--content));
  min-height: 80px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
}
.brand {
  min-width: 0; display: flex; align-items: center; gap: 13px;
  color: var(--green-dark); text-decoration: none;
}
.brand__mark {
  position: relative; width: 46px; height: 46px; flex: 0 0 auto;
  border-radius: 50%; background: var(--orange); box-shadow: inset -7px -7px 0 rgba(166,70,11,.14);
}
.brand__mark::before {
  content: ""; position: absolute; width: 25px; height: 13px; left: 27px; top: -3px;
  background: #579361; border-radius: 100% 0 100% 0; transform: rotate(-20deg);
}
.brand__mark::after {
  content: ""; position: absolute; width: 11px; height: 6px; left: 10px; top: 10px;
  background: rgba(255,255,255,.38); border-radius: 50%; transform: rotate(-35deg);
}
.brand strong { display: block; font-size: 1rem; line-height: 1.3; }
.brand small { display: block; margin-top: 3px; color: var(--muted); font-size: .7rem; letter-spacing: .1em; line-height: 1.25; }

.menu-button {
  display: none; width: 46px; height: 46px; padding: 0;
  color: var(--green-dark); background: #fff; border: 1px solid var(--line); border-radius: 12px; cursor: pointer;
}
.menu-button span, .menu-button::before, .menu-button::after {
  content: ""; display: block; width: 22px; height: 2px; margin: 5px auto; background: currentColor; transition: .2s;
}
.menu-button[aria-expanded="true"] span { opacity: 0; }
.menu-button[aria-expanded="true"]::before { transform: translateY(7px) rotate(45deg); }
.menu-button[aria-expanded="true"]::after { transform: translateY(-7px) rotate(-45deg); }

.global-nav ul { display: flex; align-items: center; gap: 3px; margin: 0; padding: 0; list-style: none; }
.global-nav a {
  display: block; padding: 10px 12px; color: var(--ink); border-radius: 9px;
  font-size: .91rem; font-weight: 700; text-decoration: none; white-space: nowrap;
}
.global-nav a:hover, .global-nav a[aria-current="page"] { color: var(--green-dark); background: var(--green-soft); }
.global-nav .language-link { color: var(--orange-dark); background: var(--orange-soft); }

.container { width: min(calc(100% - 40px), var(--content)); margin: 0 auto; }
.section { padding: 86px 0; }
.section--white { background: var(--paper); }
.section--green { color: #fff; background: var(--green-dark); }

.home-hero {
  position: relative; min-height: 610px; display: grid; align-items: end; overflow: hidden;
  color: #fff; background: #183f2b;
}
.home-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(90deg, rgba(17,49,32,.93) 0%, rgba(24,63,43,.72) 46%, rgba(17,49,32,.18) 80%), var(--hero-image);
  background-position: center; background-size: cover; transform: scale(1.015);
}
.home-hero::after {
  content: ""; position: absolute; right: -130px; bottom: -230px; width: 560px; height: 560px;
  border: 96px solid rgba(255,255,255,.07); border-radius: 50%;
}
.home-hero__inner { position: relative; z-index: 1; width: min(calc(100% - 40px), var(--content)); margin: 0 auto; padding: 100px 0 82px; }
.eyebrow { margin: 0 0 12px; color: var(--orange); font-size: .79rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.home-hero .eyebrow { color: #ffd1ad; }
.home-hero h1 { max-width: 800px; margin: 0; font-size: clamp(2.55rem, 6vw, 5rem); line-height: 1.16; letter-spacing: .035em; }
.home-hero__lead { max-width: 720px; margin: 26px 0 0; font-size: clamp(1rem, 2vw, 1.18rem); line-height: 2; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button {
  display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 23px; border: 2px solid transparent; border-radius: 999px;
  font-weight: 800; text-decoration: none; transition: transform .18s, background .18s, color .18s;
}
.button:hover { transform: translateY(-2px); }
.button--orange { color: #fff; background: var(--orange); }
.button--orange:hover { color: #fff; background: var(--orange-dark); }
.button--outline { color: #fff; border-color: rgba(255,255,255,.8); background: rgba(255,255,255,.06); }
.button--outline:hover { color: var(--green-dark); background: #fff; }

.info-bar { position: relative; z-index: 2; margin-top: -34px; }
.info-bar__inner {
  display: grid; grid-template-columns: 1fr 1.5fr; gap: 0;
  overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow);
}
.info-bar__label { padding: 23px 28px; color: #fff; background: var(--orange); font-weight: 800; }
.info-bar__news { padding: 23px 28px; }
.info-bar__news time { margin-right: 16px; color: var(--muted); font-weight: 700; }

.section-heading { display: grid; grid-template-columns: .75fr 1.25fr; gap: 52px; align-items: end; margin-bottom: 42px; }
.section-heading h2 { margin: 0; color: var(--green-dark); font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.3; }
.section-heading p { margin: 0; color: var(--muted); font-size: 1.02rem; }
.about-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 30px; align-items: stretch; }
.about-card, .contact-card { padding: 34px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.about-card p:first-child { margin-top: 0; font-size: 1.08rem; }
.about-card p:last-child, .contact-card p:last-child { margin-bottom: 0; }
.contact-card { color: #fff; background: var(--green-dark); border-color: transparent; }
.contact-card h3 { margin: 0 0 18px; font-size: 1.32rem; }
.contact-card a { color: #ffd1ad; }

.research-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 25px; }
.research-card {
  display: flex; min-width: 0; overflow: hidden; flex-direction: column;
  color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft);
  text-decoration: none; transition: transform .2s, box-shadow .2s;
}
.research-card:hover { color: var(--ink); transform: translateY(-6px); box-shadow: var(--shadow); }
.research-card img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.research-card--contain-image img {
  height: 220px;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
  padding: 12px;
  background: transparent;
}
.research-card__body { display: flex; flex: 1; flex-direction: column; padding: 26px; }
.research-card__body h3 { margin: 0; color: var(--green-dark); font-size: 1.28rem; line-height: 1.5; }
.research-card__body p { margin: 14px 0 0; color: var(--muted); }
.research-card__more { margin-top: auto; padding-top: 18px; color: var(--orange-dark); font-weight: 800; }

.link-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.link-panel { padding: 24px; color: #fff; border: 1px solid rgba(255,255,255,.17); border-radius: 16px; text-decoration: none; }
.link-panel:hover { color: #fff; background: rgba(255,255,255,.07); }
.link-panel strong { display: block; }
.link-panel span { display: block; margin-top: 5px; color: rgba(255,255,255,.7); font-size: .86rem; }

.page-hero { padding: 74px 0 58px; color: #fff; background: linear-gradient(115deg, var(--green-dark), #3c7a50); }
.page-hero .eyebrow { color: #ffd1ad; }
.page-hero h1 { margin: 0; font-size: clamp(2.2rem, 5vw, 3.7rem); line-height: 1.25; }
.page-hero p:last-child { max-width: 760px; margin: 16px 0 0; color: rgba(255,255,255,.82); }

.research-layout { display: grid; gap: 32px; }
.topic-card {
  scroll-margin-top: 100px; overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-soft);
}
.topic-card__grid { display: grid; grid-template-columns: minmax(300px,.9fr) minmax(0,1.1fr); }
.topic-card__media { min-height: 100%; background: var(--green-soft); }
.topic-card__media img { width: 100%; height: 100%; min-height: 330px; object-fit: cover; }
.topic-card--contain-image .topic-card__media {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  background: #fff;
}
.topic-card--contain-image .topic-card__media img {
  width: 100%;
  height: auto;
  min-height: 0;
  max-height: 420px;
  object-fit: contain;
  object-position: center;
  background: transparent;
}
.topic-card__content { padding: 38px; }
.topic-card__content h2 { margin: 0; color: var(--green-dark); font-size: clamp(1.55rem,3vw,2.25rem); line-height: 1.45; }
.topic-card__content p:last-child { margin-bottom: 0; }
.dual-photo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 24px 0; }
.dual-photo figure { margin: 0; }
.dual-photo img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 13px; }
.dual-photo figcaption { margin-top: 7px; color: var(--muted); font-size: .84rem; text-align: center; }

/* Existing hand-written table content */
.legacy-content { min-width: 0; }
.legacy-content > table { width: 100% !important; margin: 0 0 26px; border: 0 !important; border-collapse: separate; border-spacing: 0; background: transparent !important; }
.legacy-content > table.legacy-heading { overflow: hidden; border-radius: 13px; background: var(--orange-soft) !important; }
.legacy-content > table.legacy-heading td {
  padding: 16px 20px !important; color: var(--green-dark) !important; background: transparent !important;
  border-left: 6px solid var(--orange); font-size: 1.12rem; font-weight: 800;
}
.legacy-content > table.legacy-panel { overflow: hidden; background: #fff !important; border: 1px solid var(--line) !important; border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.legacy-content > table.legacy-panel > tbody > tr > td { padding: 26px !important; color: var(--ink) !important; background: transparent !important; vertical-align: top; }
.legacy-content table table { max-width: 100% !important; background: transparent !important; }
.legacy-content td { line-height: 1.85 !important; }
.legacy-content font { color: inherit !important; font-size: inherit !important; }
.legacy-content img { max-width: 100% !important; height: auto !important; border-radius: 12px; }
.legacy-content b, .legacy-content strong { color: var(--green-dark); }
.legacy-content br + br { line-height: 2.4; }
.legacy-content .publication-list { font-size: .94rem; }

.site-footer { padding: 48px 0 24px; color: rgba(255,255,255,.76); background: #143522; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 34px; }
.site-footer h2 { margin: 0 0 10px; color: #fff; font-size: 1.14rem; }
.site-footer p { margin: 0; }
.footer-nav { display: flex; flex-wrap: wrap; align-content: flex-start; justify-content: flex-end; gap: 8px 18px; }
.footer-nav a { color: rgba(255,255,255,.82); }
.copyright { margin-top: 36px !important; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.13); font-size: .78rem; text-align: center; }

@media (max-width: 900px) {
  .menu-button { display: block; }
  .global-nav { position: absolute; top: 80px; left: 0; right: 0; display: none; padding: 12px 20px 20px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-soft); }
  .global-nav.is-open { display: block; }
  .global-nav ul { display: block; }
  .global-nav a { padding: 12px; }
  .home-hero { min-height: 560px; }
  .home-hero::before { background-image: linear-gradient(90deg, rgba(17,49,32,.94), rgba(24,63,43,.66)), var(--hero-image); }
  .section-heading, .about-grid, .topic-card__grid, .footer-grid { grid-template-columns: 1fr; }
  .research-grid { grid-template-columns: 1fr; }
  .link-grid { grid-template-columns: 1fr; }
  .topic-card__media img { min-height: 260px; }
  .footer-nav { justify-content: flex-start; }
}

@media (max-width: 700px) {
  .site-header__inner, .container, .home-hero__inner { width: min(calc(100% - 28px), var(--content)); }
  .brand strong { font-size: .9rem; }
  .brand small { display: none; }
  .home-hero__inner { padding: 74px 0 66px; }
  .section { padding: 64px 0; }
  .section-heading { gap: 16px; }
  .info-bar__inner { grid-template-columns: 1fr; }
  .button-row { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .dual-photo { grid-template-columns: 1fr; }
  .topic-card__content, .about-card, .contact-card { padding: 25px; }
  .legacy-content > table.legacy-panel > tbody, .legacy-content > table.legacy-panel > tbody > tr, .legacy-content > table.legacy-panel > tbody > tr > td { display: block; width: 100% !important; }
  .legacy-content > table.legacy-panel > tbody > tr > td { padding: 21px !important; }
  .legacy-content table table { width: 100% !important; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}