/* Using Helvetica font family for clean, modern typography */

a {
  color: #1e6fb1;
  text-decoration: none;
  transition: all 0.2s ease;
}

a:focus,
a:hover {
  color: #ff6200;
  transition: all 0.2s ease;
  text-decoration: none;
}

/* Icon styling */
.fas, .fab, .far {
  transition: transform 0.2s ease;
}

body {
  margin: 0;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
}

h2 {
  margin: 0;
  font-weight: normal;
  font-size: 24px;
}

.papertitle {
  font-size: 20px;
  font-weight: 700;
}

/* Main content wrapper - replaces old table layout */
.main-content {
  max-width: 900px;
  margin: 0 auto;
  padding-top: 50px;
}

/* Sections: offset for fixed nav bar */
.main-content section {
  scroll-margin-top: 50px;
  padding-top: 10px;
}

/* Section headings */
.main-content section > h2 {
  padding: 20px;
}

/* Bio section: remove extra top padding, main-content already handles nav clearance */
#Top {
  padding-top: 0;
}

/* Footer */
footer {
  padding: 0 20px 20px;
}

.footer-text {
  text-align: center;
  font-size: small;
}

.copyright {
  font-size: medium;
  color: rgb(143, 143, 143);
}

/* Nav dot color indicators */
.nav-dot {
  font-size: 1.6em;
}

.nav-dot--brown { color: #8B4513; }
.nav-dot--gold  { color: #FFD700; }
.nav-dot--blue  { color: #0000FF; }

/* Spotlight highlight in news */
.highlight-spotlight {
  color: rgb(255, 170, 0);
}

/* Link icons in bio buttons */
.link-icon {
  vertical-align: text-bottom;
}

/* Scroll-to-top button */
.scroll-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: none;
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  width: 40px;
  height: 40px;
  text-align: center;
  line-height: 40px;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1000;
  border: none;
  padding: 0;
}

.desktop-component ul,
.mobile-component ul {
  width: 100%;
  position: fixed;
  list-style: none;
  background-color: #ffffff;
  text-align:center;
  padding-inline-start: 0%;
  margin-block-start: 0%;
  z-index: 999;
}

.desktop-component ul li,
.mobile-component ul li {
  display: inline-block;
}

.desktop-component ul li a,
.mobile-component ul li a {
  padding: 10px;
  display: block;
  color: #454545;
}

.desktop-component ul li a:hover,
.mobile-component ul li a:hover {
  color: #6493df;
}

@media (max-width: 1240px) {
  .desktop-component {
    display: none;
  }

  .mobile-component {
    display: block;
  }
}

@media (min-width: 769px) {
  .desktop-component {
    display: block;
  }

  .mobile-component {
    display: none;
  }
}

/* Shared styles for all venue badge types */
.AAAI, .insub, .arxiv, .accepted, .award {
  padding: 6px 12px;
  display: inline-block;
  color: #ffffff;
  flex-shrink: 0;
  font-size: 13px;
  line-height: 1.4;
  text-align: center;
  vertical-align: middle;
  font-weight: 700;
}

.AAAI      { background-color: #4192e8; }
.insub     { background-color: #858585; }
.arxiv     { background-color: #da4242; }
.accepted  { background-color: #22c55e; }
.award     { background-color: #f58c0b; }

hr {
  border: none;
  height: 1px;
  background-color: rgb(231, 231, 231);
  margin-left: 20px;
  margin-right: 20px;
}

.paper-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 20px;
  margin-right: 20px;
  padding: 20px;
  padding-right: 20px;
  background-color: #ffffff;
  border: 1px solid #e7e7e7;
  transition: background-color 0.3s ease;
  margin-bottom: 20px;
}
.paper-container .image {
  flex: 0 0 200px;
  max-width: 200px;
  text-align: top;
}
.paper-container .text {
  flex: 1;
  padding-left: 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 120px;
}
.paper-container img {
  max-width: 100%;
  height: auto;
  transition: transform 0.3s ease;
  border: 4px solid #ffffff;
}

.paper-container:hover {
  background-color: #f1f1f1;
}

.paper-container .papertitle {
  display: inline-block;
  color: #333333;
  transition: all 0.3s ease;
}

.paper-container:hover .papertitle {
  color: #222222;
}

.paper-container p {
  margin-top: 2px;
  margin-bottom: 12px;
}

.paper-description {
  font-size: 13px;
  color: #888888;
  margin-top: 0 !important;
  margin-bottom: 6px !important;
}

.paper-container .paper-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
}

.paper-title-section {
  flex: 0 0 auto;
}

.paper-bottom-section {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

/* Experience section styling */
.experience-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.experience-item {
  display: flex;
  align-items: stretch;
  margin-bottom: 20px;
}

.exp-item-bar {
  width: 5px;
  flex-shrink: 0;
  background-color: #d0d0d0;
  transition: background-color 0.3s ease;
}

.experience-item:hover .exp-item-bar {
  background-color: #1e6fb1;
}

.exp-item-body {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-left: 15px;
}

.exp-logo {
  width: 60px;
  height: 60px;
  object-fit: contain;
  flex-shrink: 0;
}

.exp-info {
  flex: 1;
}

.exp-title {
  font-weight: bold;
  font-size: 20px;
  margin-bottom: 2px;
}

.exp-position {
  font-weight: normal;
  font-size: 16px;
  color: #555555;
}

.exp-mentor {
  font-size: 13px;
  color: #888888;
  margin-bottom: 1px;
}

.exp-period {
  font-size: 12px;
  color: #aaaaaa;
}

.bio {
  padding: 20px;
}

/* New bio layout for desktop */
.bio-layout {
  display: flex;
  gap: 30px;
  margin-top: 0;
  padding:20px;
}

.bio-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 180px;
}

.bio-right {
  flex: 1;
}

/* Profile image interactive container - desktop only */
@media (min-width: 601px) {
  .profile-img-container {
    position: relative;
    width: 180px;
    height: 180px;
    margin-bottom: 15px;
    cursor: pointer;
    overflow: hidden;
  }

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

  .profile-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.23);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .profile-overlay i {
    color: white;
    font-size: 24px;
    animation: rotateHint 2s linear infinite;
  }

  .profile-img-container:hover .profile-overlay {
    opacity: 1;
  }

  @keyframes rotateHint {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
  }
}

.name-info {
  text-align: left;
  font-size: 24px;
  line-height: 1.3;
  font-weight: bold;
  margin: 0;
}

.bio-text {
  text-align: left;
  font-size: 16px;
  line-height: 1.2;
  margin: 0;
  margin-bottom: 16px;
}

.bio-right .random-thoughts {
  margin: 20px 0 15px 0;
}

.bio-right .random-thoughts h4 {
  margin-bottom: 10px;
  font-size: 16px;
}

.bio-right .thoughts-list {
  margin-left: 0;
}

.bio-right .thoughts-list div {
  margin-bottom: 6px;
  font-size: 16px;
  line-height: 1.4;
}

.bio-right .links {
  text-align: left;
  margin-top: 0;
}

.bio-right .links a {
  text-decoration: none;
  margin-right: 8px;
  margin-bottom: 6px;
}

/* News section styling */
.news-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.news-item {
  display: flex;
  align-items: stretch;
  margin-bottom: 20px;
}

.news-item-bar {
  width: 5px;
  flex-shrink: 0;
  background-color: #d0d0d0;
  transition: background-color 0.3s ease;
}

.news-item:hover .news-item-bar {
  background-color: #1e6fb1;
}

.news-item-body {
  padding: 0 0 0 10px;
}

.news-date {
  font-weight: bold;
  font-size: 13px;
  color: #999999;
  margin-bottom: 2px;
  transition: color 0.3s ease;
}

.news-item:hover .news-date {
  color: #1e6fb1;
}

.news-content {
  font-size: 15px;
  line-height: 1.5;
}

/* Service section styling */
.service-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.service-item {
  background-color: #ffffff;
  border: 1px solid #efeeee;
  padding: 20px;
  margin-bottom: 12px;
  transition: background-color 0.3s ease;
}

.service-item:hover {
  background-color: #f1f1f1;
}

.service-title {
  font-weight: bold;
  font-size: 20px;
  margin-bottom: 12px;
  color: #666666;
}

.service-content {
  font-size: 16px;
  line-height: 1.5;
}

.service-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.service-badge {
  display: inline-flex;
  align-items: center;
}

.service-tag {
  display: inline-block;
  padding: 6px 10px;
  font-weight: 700;
  background: #026dab;
  color: #ffffff;
}

.service-year {
  display: inline-block;
  padding: 6px 10px;
  background: #d8efff;
  color: #4a4a4a;
  font-weight: 700;
}

.service-content ul {
  margin-left: 0;
}

.service-content ul li {
  margin-bottom: 4px;
  font-size: 16px;
  line-height: 1.4;
}

.buttom {
  display: inline-block;
  padding: 6px 10px;
  background-color: #8c8c8c;
  transition: all 0.3s ease;
  font-size: 13px;
  line-height: 1.4;
  text-align: center;
  vertical-align: middle;
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  flex-shrink: 0;
}

.buttom:hover {
  background-color: #ffffff;
  color: #000000;
}

.bio-button {
  background-color: #3589cd !important;
  color: #ffffff !important;
}

.bio-button:hover {
  background-color: #ff6200 !important;
  color: #ffffff !important;
}

.misc-button {
  background-color: #ffbb00 !important;
  color: #ffffff !important;
}

.misc-button:hover {
  background-color: #ffecaf !important;
  color: #000000 !important;
}

/* Print styles */
@media print {
  * {
    overflow: visible !important;
  }

  body {
    padding: 0;
  }

  img {
    max-width: 100% !important;
    page-break-inside: avoid;
  }

  .profile-img {
    max-width: 100% !important;
    page-break-inside: avoid;
  }

  .paper-container,
  .experience-container {
    page-break-inside: avoid;
  }

  .mobile-component,
  .desktop-component {
    display: none !important;
  }

  table {
    page-break-inside: avoid;
  }
}

/* Author links styling - only apply to author paragraphs, not button paragraphs */
.paper-container p:not(.paper-links) a {
  color: #000000;
  transition: color 0.2s ease;
}

.paper-container p:not(.paper-links) a:hover {
  color: #ff6200;
  transition: all 0.2s ease;
}