@charset "utf-8";
@import url("https://fonts.googleapis.com/css2?family=M+PLUS+1p:wght@400;500;700;800&family=Outfit:wght@500;700;800&display=swap");

:root {
  --pantone-281: #012169;
  --pantone-281-deep: #00174a;
  --pantone-281-mid: #2a4487;
  --ink: #102248;
  --subtle-ink: #364f79;
  --surface: #ffffff;
  --surface-soft: #f2f6fd;
  --line: #c8d4e8;
  --primary: var(--pantone-281);
  --primary-deep: var(--pantone-281-deep);
  --accent: var(--pantone-281-mid);
  --shadow: 0 10px 24px rgba(1, 33, 105, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  color: var(--ink);
  font: 14px/1.75 "M PLUS 1p", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  background:
    radial-gradient(circle at 10% 15%, #e6edfb 0, #e6edfb 16%, transparent 45%),
    radial-gradient(circle at 90% 8%, #dce6fa 0, #dce6fa 14%, transparent 44%),
    linear-gradient(180deg, #f4f7fd 0%, #ebf1fb 100%);
}

h1,
h2,
h3,
h4,
h5,
p,
ul,
ol,
li,
dl,
dt,
dd,
form,
figure {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  border: none;
  vertical-align: bottom;
}

a {
  color: var(--primary);
}

a:hover {
  color: var(--pantone-281-mid);
  text-decoration: none;
}

#container {
  width: min(1240px, 100%);
  margin: 0 auto;
  padding: 16px;
}

header {
  position: relative;
  overflow: hidden;
  text-align: left;
  padding: 20px 18px 18px;
  border-radius: 18px;
  color: #ffffff;
  background: #00205B;
  box-shadow: var(--shadow);
}

header::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  right: -110px;
  top: -190px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

header #logo {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
}

header #logo img {
  width: min(100%, 1180px);
  max-width: calc(100% - 360px);
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.24);
}

header .caps-badge {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 2;
  width: min(350px, 36vw);
  padding: 0;
  border-radius: 10px;
  background: transparent;
  color: #0f0f0f;
  box-shadow: none;
}

header .caps-logos {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 3px;
  margin-bottom: 0;
  width: max-content;
  margin-left: auto;
}

header .caps-logos a {
  display: block;
  width: 100%;
  max-width: 100%;
  padding: 3px;
  border-radius: 10px;
  background: #ffffff;
}

header .caps-logo {
  display: block;
  height: 26px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
  background: #ffffff;
}

header .caps-logo-ku {
  height: 39px;
}

header .caps-mark {
  margin-bottom: 2px;
  font-family: "Outfit", "M PLUS 1p", sans-serif;
  font-size: clamp(0.95rem, 1.2vw, 1.2rem);
  font-weight: 800;
  color: #0c3f9a;
  letter-spacing: 0.04em;
  line-height: 1.15;
}

header .caps-ja {
  margin-bottom: 1px;
  font-size: clamp(0.92rem, 1.15vw, 1.08rem);
  font-weight: 700;
  color: #121212;
  line-height: 1.25;
}

header .caps-en {
  font-size: clamp(0.68rem, 0.9vw, 0.8rem);
  color: #2c2c2c;
  line-height: 1.28;
}

header h1 {
  position: relative;
  z-index: 1;
  margin-top: 10px;
  padding: 0 8px;
  font-family: "Outfit", "M PLUS 1p", sans-serif;
  font-size: clamp(1rem, 1.9vw, 1.32rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

#contents {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  grid-template-areas: "sub main";
  gap: 14px;
  align-items: start;
  margin-top: 16px;
}

#sub {
  grid-area: sub;
  position: sticky;
  top: 12px;
}

nav#menubar ul {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
}

nav#menubar ul li a {
  display: block;
  padding: 9px 10px;
  border-left: 4px solid var(--primary);
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 5px 10px rgba(26, 56, 83, 0.08);
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

nav#menubar ul li#current a,
nav#menubar ul li a:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

#main {
  grid-area: main;
  padding: 0;
}

#main > h1 {
  margin-bottom: 10px;
  padding: 0 4px;
  color: var(--primary-deep);
  font-family: "Outfit", "M PLUS 1p", sans-serif;
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  letter-spacing: 0.02em;
}

#main section {
  margin-bottom: 12px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

#main h2 {
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 2px solid #bdcde6;
  color: var(--primary);
  font-family: "Outfit", "M PLUS 1p", sans-serif;
  font-size: clamp(1rem, 1.9vw, 1.2rem);
  font-weight: 700;
}

#main h3 {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 0.98rem;
  font-weight: 700;
}

#main p {
  margin-bottom: 9px;
  color: var(--subtle-ink);
}

#main p:last-child {
  margin-bottom: 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(270px, 1.1fr) minmax(220px, 0.9fr);
  gap: 10px;
  align-items: center;
  background: linear-gradient(145deg, #ffffff 0%, #f1f5fc 58%, #e9f0fb 100%);
}

.hero h2 {
  margin-bottom: 8px;
  border-bottom: none;
  padding-bottom: 0;
  color: var(--primary-deep);
  font-size: clamp(1.1rem, 2.3vw, 1.48rem);
}

.hero p {
  color: var(--subtle-ink);
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-visual img {
  width: min(100%, 360px);
}

.hero-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.btn-link {
  display: inline-block;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.btn-primary {
  border: 1px solid var(--primary-deep);
  background: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  color: #ffffff;
  background: #001d59;
}

.btn-secondary {
  border: 1px solid #b4c5e2;
  background: #e8eefb;
  color: var(--primary);
}

.btn-secondary:hover {
  color: var(--primary);
  background: #dbe5fa;
}

#new {
  background: linear-gradient(180deg, #ffffff 0%, #f2f6fd 100%);
}

#new dl {
  display: grid;
  gap: 8px;
}

#new dt {
  color: var(--primary);
  font-weight: 700;
}

#new dd {
  margin: -5px 0 0;
  padding: 0 0 8px;
  border-bottom: 1px dashed var(--line);
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 10px;
}

.topic-card {
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff 0%, #f2f6fd 100%);
}

.research-intro {
  display: grid;
  grid-template-columns: minmax(260px, 1.05fr) minmax(220px, 0.95fr);
  align-items: center;
  gap: 10px;
  background: linear-gradient(145deg, #ffffff 0%, #f1f5fc 55%, #e9f0fb 100%);
}

.research-visual {
  display: flex;
  justify-content: center;
}

.research-visual img {
  width: min(100%, 340px);
}

.research-links {
  display: grid;
  gap: 8px;
}

.research-links li {
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
}

.research-meta {
  display: block;
  margin-bottom: 3px;
  color: #52678e;
  font-size: 0.8rem;
  font-weight: 700;
}

.research-links a {
  display: inline-block;
  margin-bottom: 4px;
  font-weight: 700;
  text-decoration: none;
}

.research-links a:hover {
  text-decoration: underline;
}

.manual-banner {
  border: 1px solid #b4c5e2;
  background: linear-gradient(180deg, #ffffff 0%, #ecf2fd 100%);
}

.content-list {
  list-style: disc;
  margin: 6px 0 10px 1.2em;
}

.content-list li {
  margin: 5px 0;
  color: var(--subtle-ink);
}

.content-sublist {
  list-style: circle;
  margin: 5px 0 0 1.2em;
}

.content-sublist li {
  margin: 3px 0;
}

.participant-table th {
  width: 170px;
  color: var(--primary-deep);
  background: #eef3fc;
  text-align: left;
}

.participant-table td:last-child {
  width: 84px;
  text-align: right;
  white-space: nowrap;
  color: var(--primary);
  font-weight: 700;
}

.ta1 {
  width: 100%;
  border-collapse: collapse;
}

.ta1,
.ta1 td,
.ta1 th {
  border: 1px solid var(--line);
}

.ta1 td,
.ta1 th {
  padding: 7px 8px;
}

.newicon {
  display: inline-block;
  margin-left: 6px;
  border-radius: 6px;
  padding: 2px 6px;
  font-size: 0.72rem;
  background: var(--accent);
  color: #ffffff;
  line-height: 1.4;
}

#pagetop {
  margin-top: 6px;
  text-align: right;
}

#pagetop a {
  display: inline-block;
  border: 1px solid #b8c9e3;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.76rem;
  letter-spacing: 0.07em;
  text-decoration: none;
  color: #274173;
  background: rgba(255, 255, 255, 0.8);
}

#pagetop a:hover {
  border-color: #6f8bb6;
}

footer {
  padding: 10px 0 4px;
  text-align: right;
  color: #526789;
}

footer a {
  color: #1f3f75;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

@media (max-width: 980px) {
  #container {
    padding: 12px;
  }

  #contents {
    grid-template-columns: 1fr;
    grid-template-areas:
      "sub"
      "main";
    gap: 12px;
  }

  #sub {
    position: static;
    top: auto;
  }

  nav#menubar ul {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  nav#menubar ul li {
    flex: 0 1 auto;
  }

  #main section {
    padding: 12px;
  }

  .hero,
  .research-intro {
    grid-template-columns: 1fr;
  }

  .hero-visual,
  .research-visual {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  #container {
    padding: 10px;
  }

  header {
    padding: 14px 12px 12px;
    border-radius: 14px;
  }

  header #logo img {
    max-width: calc(100% - 210px);
  }

  header .caps-badge {
    right: 8px;
    bottom: 8px;
    width: min(195px, 52vw);
    padding: 0;
  }

  header .caps-logo {
    height: 18px;
  }

  header .caps-logo-ku {
    height: 27px;
  }

  header h1 {
    margin-top: 8px;
    font-size: 0.98rem;
  }

  nav#menubar ul {
    align-items: stretch;
    flex-direction: column;
    gap: 6px;
  }

  nav#menubar ul li {
    flex: 1 1 auto;
  }

  #main > h1 {
    padding: 0 2px;
  }

  #main section {
    padding: 10px;
    border-radius: 10px;
  }

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

  .btn-link {
    width: 100%;
    text-align: center;
  }
}