:root {
  --blue: #224b8d;
  --orange: #fc8803;
  --text: #494e52;
  --muted: #7a8288;
  --line: #efefef;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: "Trebuchet MS", Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

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

a:hover {
  color: var(--orange);
}

img,
video {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.masthead {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid #f2f3f3;
}

.masthead__inner-wrap {
  max-width: 1280px;
  min-height: 56px;
  margin: 0 auto;
  padding: 0 16px;
}

.greedy-nav {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 56px;
}

.nav-home {
  margin-right: 32px;
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}

.visible-links {
  display: flex;
  align-items: center;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.visible-links a {
  position: relative;
  display: block;
  padding: 18px 0 16px;
  color: var(--muted);
  white-space: nowrap;
}

.visible-links a::before {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  background: #bdc1c4;
  content: "";
  transform: scaleX(0);
  transition: transform 0.18s ease;
}

.visible-links a:hover::before,
.visible-links a.active::before {
  transform: scaleX(1);
}

.menu-button {
  display: none;
  width: 42px;
  height: 38px;
  margin-left: auto;
  padding: 0;
  color: #fff;
  background: var(--muted);
  border: 0;
  border-radius: 3px;
  cursor: pointer;
}

.navicon,
.navicon::before,
.navicon::after {
  display: block;
  width: 22px;
  height: 3px;
  margin: auto;
  background: #fff;
  content: "";
}

.navicon {
  position: relative;
}

.navicon::before {
  position: absolute;
  top: -7px;
}

.navicon::after {
  position: absolute;
  top: 7px;
}

#main {
  display: grid;
  grid-template-columns: 21.2% minmax(0, 1fr);
  gap: 4.2%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 16px 80px;
}

.sidebar {
  min-width: 0;
}

.sticky {
  position: sticky;
  top: 88px;
}

.author__avatar img {
  display: block;
  width: 100%;
  border-radius: 4px;
}

.author__name {
  margin: 18px 0 6px;
  color: var(--text);
  font-size: 21px;
  line-height: 1.2;
}

.author__bio {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.author__urls {
  margin: 0;
  padding: 0;
  list-style: none;
}

.author__urls li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
}

.author__urls .bio-line {
  display: block;
  margin-bottom: 14px;
  color: var(--text);
}

.author__urls svg {
  flex: 0 0 15px;
  width: 15px;
  margin-top: 3px;
}

.contact-text {
  color: var(--blue);
}

.author__social-small {
  display: none;
}

.page {
  min-width: 0;
}

.page__content {
  max-width: 100%;
}

.anchor {
  position: relative;
  top: -76px;
}

.about p {
  margin-bottom: 12px;
}

.research-interest {
  padding: 3px 0 1px 22px;
  border-left: 2px solid #ececec;
}

.research-summary {
  margin: 0 0 18px;
  color: #3f4346;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 14px;
  font-style: italic;
  line-height: 1.75;
}

.research-summary strong {
  color: #24282b;
  font-style: normal;
  font-weight: 700;
}

.research-group {
  margin-top: 17px;
}

.research-group h2 {
  margin: 0 0 8px;
  color: #333;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  line-height: 1.4;
}

.research-group ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.research-group li {
  position: relative;
  margin-bottom: 7px;
  padding-left: 15px;
  color: #575d61;
  font-size: 13px;
}

.research-group li::before {
  position: absolute;
  left: 0;
  color: #adb2b5;
  content: "–";
}

.research-group li strong {
  color: #9a2036;
  font-weight: 700;
}

.research-contact {
  margin: 18px 0 0;
  color: #555;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 13px;
  font-style: italic;
}

.page__content > section {
  margin-top: 42px;
}

.page__content h1.section-title {
  margin: 0 0 12px;
  padding-bottom: 8px;
  color: #333;
  border-bottom: 1px solid var(--line);
  font-size: 22px;
  line-height: 1.2;
}

.news-list,
.plain-list {
  margin: 0;
  padding-left: 24px;
}

.news-list li,
.plain-list li {
  margin-bottom: 8px;
}

.news-list em {
  color: var(--muted);
}

.publication-note {
  margin: -4px 0 4px;
  color: var(--muted);
  font-size: 12px;
}

.paper-box {
  display: flex;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.paper-box-image {
  display: flex;
  flex: 0 0 40%;
  justify-content: flex-start;
}

.paper-box-image > a {
  position: relative;
  display: block;
  width: 100%;
  max-width: 400px;
}

.paper-box-image img,
.paper-box-image video {
  display: block;
  width: 100%;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  background: #f2f3f3;
  box-shadow: 3px 3px 6px #aaa;
}

.badge {
  position: absolute;
  top: 8px;
  left: -7px;
  z-index: 2;
  padding: 5px 12px;
  color: #fff;
  background: #00369f;
  font-size: 12px;
}

.badge.preprint {
  background: var(--muted);
}

.paper-box-text {
  flex: 1;
  min-width: 0;
  padding-left: 30px;
}

.paper-title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
}

.paper-authors,
.paper-venue,
.paper-description {
  margin: 0 0 9px;
}

.paper-authors {
  font-size: 13px;
}

.paper-authors .me {
  color: var(--orange);
  font-weight: 700;
}

.paper-venue {
  font-size: 13px;
  font-style: italic;
}

.paper-venue strong {
  font-style: normal;
}

.workshop-venue {
  display: block;
  margin-top: 2px;
  padding-left: 10px;
  color: var(--muted);
  border-left: 2px solid #bdc1c4;
  font-style: normal;
}

.paper-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 8px;
}

.paper-links a,
.paper-links summary {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 7px;
  color: #fff;
  background: #4c8bf5;
  border-radius: 3px;
  font-size: 11px;
  cursor: pointer;
}

.paper-links a:nth-child(2) {
  background: #b31b1b;
}

.paper-links a.rednote {
  background: #ff2442;
}

.paper-links a.arxiv {
  background: #b31b1b;
}

.paper-links a.code {
  background: #2e7d32;
}

.paper-links details {
  display: inline;
}

.paper-links summary {
  background: var(--muted);
  list-style: none;
}

.paper-links summary::-webkit-details-marker {
  display: none;
}

.paper-links details[open] {
  flex-basis: 100%;
  margin-top: 4px;
}

.paper-links details[open] summary {
  width: max-content;
  margin-bottom: 8px;
}

.abstract {
  margin: 0;
  padding: 10px 12px;
  color: var(--muted);
  background: #f7f7f7;
  border-left: 3px solid #bdc1c4;
  font-size: 12px;
  line-height: 1.55;
}

.paper-description {
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}

.education-list {
  margin: 0;
  padding-left: 30px;
}

.education-list li {
  margin-bottom: 17px;
  padding-left: 4px;
  font-size: 16px;
  line-height: 1.55;
}

.education-list li:last-child {
  margin-bottom: 0;
}

.education-list em {
  color: var(--text);
  font-weight: 700;
}

.honor-link {
  color: var(--text);
  font-size: inherit;
  font-weight: 400;
}

.honor-link:hover {
  color: var(--orange);
}

.honor-note {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.internship-item {
  padding: 20px 22px;
  border: 1px solid #e3e6e8;
  border-left: 5px solid #1f63bd;
  border-radius: 0 8px 8px 0;
}

.internship-item h2 {
  margin: 0 0 8px;
  color: #1f63bd;
  font-size: 19px;
}

.internship-role {
  margin: 0 0 12px;
  color: #333;
  font-size: 16px;
}

.internship-meta {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  color: #5d6266;
  font-size: 13px;
}

.site-footer {
  margin-top: 52px;
  padding-top: 20px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 12px;
  text-align: right;
}

@media (max-width: 940px) {
  .visible-links {
    gap: 16px;
  }

  #main {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 32px;
  }

  .paper-box {
    align-items: flex-start;
  }

  .paper-box-text {
    padding-left: 22px;
  }
}

@media (max-width: 760px) {
  .masthead__inner-wrap {
    min-height: 52px;
  }

  .greedy-nav {
    min-height: 52px;
  }

  .menu-button {
    display: block;
  }

  .visible-links {
    position: absolute;
    top: 52px;
    right: 0;
    left: 0;
    display: none;
    padding: 8px 16px 14px;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }

  .visible-links.open {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .visible-links a {
    padding: 9px 5px;
  }

  #main {
    display: block;
    padding-top: 26px;
  }

  .sticky {
    position: static;
  }

  .profile_box {
    display: grid;
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 0 20px;
    margin-bottom: 34px;
  }

  .author__avatar {
    grid-row: 1 / 4;
  }

  .author__name {
    margin-top: 0;
  }

  .author__social-small {
    display: flex;
    grid-column: 1 / -1;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 14px;
  }

  .author__urls {
    display: none;
  }
}

@media (max-width: 580px) {
  body {
    font-size: 14px;
  }

  .nav-home {
    margin-right: 12px;
  }

  .profile_box {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 0 15px;
  }

  .author__name {
    font-size: 19px;
  }

  .paper-box {
    display: block;
  }

  .paper-box-image {
    margin-bottom: 18px;
  }

  .paper-box-image > a {
    max-width: none;
  }

  .paper-box-text {
    padding-left: 0;
  }

  .paper-title {
    font-size: 18px;
  }

  .education-list li {
    font-size: 14px;
  }

  .internship-meta {
    display: grid;
    gap: 5px;
  }
}