/* CSS Variables */
:root {
  --global-bg-color: #ffffff;
  --global-code-bg-color: rgba(181, 9, 172, 0.05);
  --global-text-color: #000000;
  --global-text-color-light: #828282;
  --global-theme-color: #0076df;
  --global-hover-color: #0076df;
  --global-footer-bg-color: #1c1c1d;
  --global-footer-text-color: #e8e8e8;
  --global-footer-link-color: #ffffff;
  --global-divider-color: rgba(0, 0, 0, .1);
  --global-card-bg-color: #ffffff;
}

/* Layout */
body {
  padding-bottom: 70px;
  color: var(--global-text-color);
  background-color: var(--global-bg-color);
  font-family: 'Roboto', sans-serif;
}

body.fixed-top-nav {
  padding-top: 56px;
}

body h1, body h2, body h3, body h4, body h5, body h6 {
  scroll-margin-top: 66px;
}

.container {
  max-width: 1200px;
}

/* Typography */
p, h1, h2, h3, h4, h5, h6, em, div, li, span, strong {
  color: var(--global-text-color);
}

hr {
  border-top: 1px solid var(--global-divider-color);
}

table td, table th {
  color: var(--global-text-color);
}

table td {
  font-size: 1rem;
}

a, table.table a {
  color: var(--global-theme-color);
}

a:hover {
  color: var(--global-theme-color);
  text-decoration: underline;
}

figure, img {
  max-width: 90vw;
}

/* Profile */
.profile {
  margin-left: 1rem;
  width: 100%;
}

.profile img {
  width: 100%;
}

@media (min-width: 576px) {
  .profile {
    width: 30%;
  }
}

/* Navbar */
.navbar {
  box-shadow: none;
  border-bottom: 1px solid var(--global-divider-color);
  background-color: var(--global-bg-color);
  opacity: 0.95;
}

.navbar.navbar-light a:hover {
  text-decoration: none;
}

.navbar.navbar-light .navbar-brand {
  color: var(--global-text-color);
}

.navbar.navbar-light .navbar-nav .nav-item .nav-link {
  color: var(--global-text-color);
}

.navbar.navbar-light .navbar-nav .nav-item .nav-link:hover {
  color: var(--global-hover-color);
}

.navbar.navbar-light .navbar-nav .nav-item.active > .nav-link {
  background-color: inherit;
  font-weight: bolder;
  color: var(--global-theme-color);
}

.navbar-toggler .icon-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--global-text-color);
  border-radius: 1px;
  margin-bottom: 4px;
  transition: all 0.2s;
}

.navbar-toggler .top-bar { transform: rotate(45deg); transform-origin: 10% 10%; }
.navbar-toggler .middle-bar { opacity: 0; }
.navbar-toggler .bottom-bar { transform: rotate(-45deg); transform-origin: 10% 90%; }
.navbar-toggler.collapsed .top-bar { transform: rotate(0); }
.navbar-toggler.collapsed .middle-bar { opacity: 1; }
.navbar-toggler.collapsed .bottom-bar { transform: rotate(0); }

/* Footer */
footer.fixed-bottom {
  background-color: var(--global-footer-bg-color);
  font-size: 0.75rem;
}

footer.fixed-bottom .container {
  color: var(--global-footer-text-color);
  padding-top: 9px;
  padding-bottom: 8px;
}

footer.fixed-bottom a {
  color: var(--global-footer-link-color);
}

footer.fixed-bottom a:hover {
  color: var(--global-theme-color);
  text-decoration: none;
}

/* News */
.news .table th {
  font-weight: normal;
  color: var(--global-text-color-light);
  white-space: nowrap;
}

/* Publications */
.publications {
  margin-top: 2rem;
}

.publications h2 {
  margin-bottom: 1rem;
}

.publications h2.year {
  color: var(--global-divider-color);
  border-top: 1px solid var(--global-divider-color);
  padding-top: 1rem;
  margin-top: 2rem;
  margin-bottom: -2rem;
  text-align: right;
}

.publications ol.bibliography {
  list-style: none;
  padding: 0;
  margin-top: 0;
}

.publications ol.bibliography li {
  margin-bottom: 1rem;
}

.publications ol.bibliography li .title {
  font-weight: bolder;
}

.publications ol.bibliography li .author a {
  border-bottom: 1px dashed var(--global-theme-color);
  text-decoration: none;
}

.publications ol.bibliography li .author a:hover {
  border-bottom-style: solid;
  text-decoration: none;
}

.publications ol.bibliography li .links a.btn {
  color: var(--global-text-color);
  border: 1px solid var(--global-text-color);
  padding: 0.25rem 1rem;
  font-size: 0.875rem;
  text-decoration: none;
  display: inline-block;
  margin-right: 0.25rem;
  margin-bottom: 0.25rem;
  border-radius: 0;
}

.publications ol.bibliography li .links a.btn:hover {
  color: var(--global-theme-color);
  border-color: var(--global-theme-color);
  text-decoration: none;
}

.pub-icon {
  width: 100%;
  height: auto;
}

.best-paper {
  color: red;
  font-weight: bold;
}

/* Blog */
.header-bar {
  border-bottom: 1px solid var(--global-divider-color);
  text-align: center;
  padding-top: 2rem;
  padding-bottom: 5rem;
}

.header-bar h1 {
  color: var(--global-theme-color);
  font-size: 5rem;
}

.post-list {
  margin: 0;
  margin-bottom: 40px;
  padding: 0;
}

.post-list li {
  border-bottom: 1px solid var(--global-divider-color);
  list-style: none;
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.post-list li .post-meta {
  color: var(--global-text-color-light);
  font-size: 0.875rem;
  margin-bottom: 0;
}

.post-list li a {
  color: var(--global-text-color);
  text-decoration: none;
}

.post-list li a:hover {
  color: var(--global-theme-color);
}

.post .post-meta {
  color: var(--global-text-color-light);
  font-size: 0.875rem;
  margin-bottom: 0;
}

.post-content blockquote {
  border-left: 5px solid var(--global-theme-color);
  padding: 8px;
}

.post-description {
  margin-bottom: 2rem;
  font-size: 0.875rem;
}