@charset "utf-8";

@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;600;700&display=swap");

:root {
  --blue-050: #D9F0FF;
  --blue-100: #A3D5FF;
  --blue-200: #83C9F4;

  --blue-ink: #4F9FD1;
  --text: #272b30;
  --muted: #626870;
  --heading-gray: #626870;
  --icon-gray: #858B92;
  --surface: #ffffff;
  --card: #fbfdff;
  --border: #dbe8f1;

  --site-width: 1280px;
  --sidebar-width: 280px;
  --page-padding: 28px;
  --column-gap: 64px;

  --radius: 7px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15.5px;
  line-height: 1.65;
}

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

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

a:hover {
  opacity: 0.72;
}

.site-shell {
  width: min(100%, var(--site-width));
  margin: 0 auto;
  padding: 30px var(--page-padding) 72px;
}

.site-header {
  margin-bottom: 38px;
}

.site-header h1 {
  margin: 0;
  font-size: clamp(1.65rem, 2.5vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  gap: var(--column-gap);
  align-items: start;
}

.sidebar {
  min-width: 0;
}

.profile-photo {
  width: 250px;
  height: 250px;
  object-fit: cover;
  border-radius: 0;
  margin-bottom: 28px;
}

.profile-section {
  margin-bottom: 30px;
}

.sidebar-heading {
  display: flex;
  align-items: center;
  gap: 8px;

  margin: 0 0 10px;
  padding: 0;
  border: 0;
  background: none;

  color: var(--heading-gray);
  font-size: 1.1rem;
  font-weight: 700;
}

.sidebar-heading .bi {
  flex: 0 0 auto;
  color: var(--icon-gray);
  font-size: 1rem;
}

.profile-section p {
  margin: 0 0 7px;
}

.profile-links {
  display: grid;
  gap: 8px;
  margin-bottom: 30px;
}

.profile-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: #41acef;
}

.profile-links .bi {
  color: #41acef;
  font-size: 0.98rem;
}

.icon {
  display: inline-block;
  width: 1.15em;
  height: 1.15em;
  margin-right: 0.24em;
  vertical-align: -0.18em;
}

/* Career timeline */
.career-section {
  position: relative;
}

.career-item {
  position: relative;
  margin-bottom: 22px;
  padding-left: 22px;
  color: var(--heading-gray);
}

.career-item::before {
  content: "";
  position: absolute;

  left: 4px;
  top: 0.62em;
  bottom: -22px;

  width: 1px;
  background: #B8BDC3;
}

.career-item::after {
  content: "";
  position: absolute;

  left: 0;
  top: 0.48em;

  width: 9px;
  height: 9px;

  border-radius: 50%;
  background: #858B92;
  box-shadow: 0 0 0 2px #fff;
}

.career-item:last-child {
  margin-bottom: 0;
}

.career-item:last-child::before {
  display: none;
}

.career-year {
  font-weight: 700;
}

.career-item a {
  color: var(--blue-ink);
}

.career-organization {
  margin-top: 3px;
  font-weight: 700;
  font-size: 0.85rem;
  line-height: 1.45;
}
.career-item > div:nth-of-type(3) {
  font-size: 0.7rem;
}

.career-people {
  margin-top: 2px;
  font-size: 0.82rem;
  line-height: 1.45;
}

.career-people a {
  color: #41acef;
}

.main-content {
  min-width: 0;
}

.content-section {
  margin-bottom: 60px;
}

.section-title {
  margin: 0 0 28px;
  padding: 0.16em 0 0.16em 0.55em;
  border-left: 6px solid var(--blue-200);
  color: var(--text);
  font-size: 1.55rem;
  line-height: 1.35;
}

.publication-group {
  margin-bottom: 38px;
}

.publication-group-title {
  display: inline-block;
  margin: 0 0 14px;
  padding: 0;
  background: linear-gradient(transparent 72%, var(--blue-050) 72%);
  font-size: 1.15rem;
  line-height: 1.45;
}

.publication-list {
  display: grid;
  gap: 14px;
}

.publication-card {
  display: grid;
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  gap: 34px;
  align-items: center;

  padding: 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);

  box-shadow: 0 1px 2px rgba(45, 121, 168, 0.05);
}

.publication-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;

  border-radius: 6px;
  background: var(--blue-050);
}

.publication-body {
  min-width: 0;
}

.venue-badge {
  display: inline-block;

  margin-bottom: 10px;
  padding: 4px 12px;

  background: var(--blue-200);
  color: #ffffff;

  border-radius: 5px;

  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.publication-title {
  display: block;
  color: var(--text);

  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
}

.publication-title:hover {
  opacity: 0.72;
}

.publication-authors {
  margin: 10px 0 0;
  font-size: 0.82rem;
  line-height: 1.55;
}

.self-author {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;

  margin-top: 17px;
}

.publication-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;

  min-width: 66px;
  min-height: 28px;
  padding: 4px 9px;

  color: #41acef;
  background: #ffffff;

  border: 1.5px solid #83C9F4;
  border-radius: 5px;

  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1;
}

.publication-link .bi {
  color: #41acef;
  font-size: 0.78rem;
}

.publication-link:hover {
  opacity: 1;
  color: #83C9F4;
  background: #D9F0FF;
}

.publication-link:hover .bi {
  color: #83C9F4;
}

.text-publication,
.info-card {
  padding: 16px;

  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.text-publication p,
.info-card p {
  margin: 0;
}

.info-card p + p {
  margin-top: 8px;
}

.mobile-nav {
  display: none;
  margin-bottom: 28px;
}

.mobile-nav details {
  overflow: hidden;

  background: var(--blue-050);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius);
}

.mobile-nav summary {
  cursor: pointer;
  padding: 14px 16px;

  background: var(--blue-100);

  font-size: 1.05rem;
  font-weight: 600;
}

.mobile-nav-links {
  display: grid;
  gap: 7px;
  padding: 14px 16px 16px;
}

.loading,
.load-error {
  color: var(--muted);
}

@media (max-width: 900px) {
  :root {
    --sidebar-width: 230px;
    --column-gap: 38px;
  }

  .profile-photo {
    width: 220px;
    height: 220px;
  }

  .publication-card {
    grid-template-columns: minmax(200px, 280px) minmax(0, 1fr);
    gap: 24px;
  }
}

@media (max-width: 767px) {
  :root {
    --page-padding: 18px;
  }

  .site-shell {
    padding-top: 22px;
  }

  .site-header {
    margin-bottom: 28px;
  }

  .layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .sidebar {
    width: 100%;
  }

  .profile-photo {
    width: 200px;
    height: 200px;
  }

  .mobile-nav {
    display: block;
  }

  .publication-card {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .content-section {
    margin-bottom: 48px;
  }
}