@import url("pygment_highlights.css");

:root {
  /* config file CSS variables */
  --page-col: #FFFFFF;
  --text-col: #404040;
  --link-col: #008AFF;
  --hover-col: #0085A1;
  --navbar-col: #EAEAEA;
  --navbar-text-col: #404040;
  --navbar-border-col: #DDDDDD;
  --footer-col: #EAEAEA;
  --footer-text-col: #777777;
  --footer-link-col: #404040;
  --footer-hover-col: #0085A1;

  /* common CSS variables */
  --body-font: 'Lora', 'Times New Roman', serif;
  --header-font: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mid-col: #808080;
}

/* --- General --- */

html {
  font-size: 100%
}

body {
  font-family: var(--body-font);
  font-size: 1.125rem;
  color: var(--text-col);
  position: relative;
  background-color: var(--page-col);
  
  overflow-wrap: break-word;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
body > main {
  flex: 1;
}
p {
  line-height: 1.5;
  margin: 1.875rem 0;
}
h1,h2,h3,h4,h5,h6 {
  font-family: var(--header-font);
  font-weight: 800;
  line-height: 1.1;
}
h1 {
  font-size: 2.25rem;
}
h2 {
  font-size: 1.875rem;
}
h3 {
  font-size: 1.5rem;
}
h4 {
  font-size: 1.125rem;
}
h1, h2, h3, h4 {
  margin-top: 1.25rem;
}

/* --- Page cover / hero --- */
.page-cover{
  background-size: cover;
  background-position: 50% 30%;
  background-repeat: no-repeat;
  color: #fff;
  position: relative;
  margin-bottom: 1.25rem;
}
.page-cover::after{
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.32);
}
.page-cover-inner{
  position: relative; /* above overlay */
  padding: 3rem 1rem;
  max-width: 1100px;
  margin: 0 auto;
}
.page-title{ margin: 0; font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
.page-subtitle{ margin-top: .5rem; color: rgba(255,255,255,0.92); }
@media (min-width: 768px) {
  .page-cover-inner{ padding: 5rem 2rem; }
}

/* hide visible title when cover image already includes text; keep accessible sr-only heading */
.page-cover.no-title .page-cover-inner { padding-top: 0; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }

/* Download box styles (ensure size doesn't wrap to its own line) */
.download-box-wrapper { margin: 1rem 0; }
.download-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid #eee;
  padding: 0.65rem 0.9rem;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
}
.download-box .db-left { display: flex; gap: 0.75rem; align-items: center; }
.download-box .db-meta { line-height: 1; }
.download-box .label { font-weight: 700; display: block; }
.download-box .sub { color: #666; font-size: 0.95rem; }
.download-box .db-size { margin-left: auto; white-space: nowrap; color: #666; font-size: 0.95rem; }

/* custom icon image inside download box */
.download-box .db-icon-img { width: 36px; height: 36px; object-fit: contain; display: block; }

/* Circular small icon to match other icons */
.download-box .db-icon-circle,
.download-box .db-icon-img.db-icon-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  display: inline-block;
}
.download-box .db-icon-pdf { width: 28px; height: 28px; border-radius: 50%; }
/* ZIP icon sizing to match PDF */
.download-box .db-icon-zip { width: 28px; height: 28px; border-radius: 50%; }
a {
  color: var(--link-col);
}
a:hover,
a:focus {
  color: var(--hover-col);
}
blockquote {
  color: var(--mid-col);
  font-style: italic;
}
blockquote p:first-child {
  margin-top: 0;
}
.jumbotron {
  background: #EEE;
}
hr.small {
  max-width: 6.25rem;
  margin: 1rem auto;
  border-width: 0.25rem;
  border-color: inherit;
  border-radius: 0.1875rem;
}

/* fix in-page anchors to not be behind fixed header */
:target:before {
  content: "";
  display: block;
  height: 3.125rem; /* navbar height */
  margin: -3.125rem 0 0;
}

.hideme {
  display: none;
}

::-moz-selection {
  color: var(--page-col);
  background-color: var(--hover-col);
  text-shadow: none;
}
::selection {
  color: var(--page-col);
  background-color: var(--hover-col);
  text-shadow: none;
}
img::selection {
  color: var(--hover-col);
  background: transparent;
}
img::-moz-selection {
  color: var(--hover-col);
  background: transparent;
}

img {
  max-width: 100%;
}

/* Teaching page small centered images */
.teaching-images img {
  width: 80px; /* larger thumbnail on mobile */
  max-width: 40%;
  height: auto;
  display: block;
  border-radius: 50%;
  object-fit: cover;
}

@media (min-width: 768px) {
  .teaching-images img { width: 112px; }
}

@media (min-width: 768px) {
  .teaching-images img { width: 80px; }
}

/* Teaching item: image left, text right on wider screens */
.teaching-item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  margin: 1rem 0;
}
.teaching-item .teaching-thumb img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}
.teaching-item .teaching-body { max-width: 720px; }

@media (min-width: 720px) {
  .teaching-item {
    flex-direction: row;
    align-items: center;
  }
  .teaching-item .teaching-thumb {
    flex: 0 0 128px; /* fixed column for image */
    display: flex;
    justify-content: center;
  }
  .teaching-item .teaching-body { flex: 1 1 auto; }
}

.linked-section {
  padding-top: 3.75rem;
  margin-top: -1.5625rem;
}

/* Comments */

.disqus-comments {
  margin-top: 1.875rem;
}

@media (min-width: 768px) {
  .disqus-comments {
    margin-top: 2.5rem;
  }
}

/* --- Navbar --- */

.navbar-custom {
  background-color: var(--navbar-col);
  border-bottom: 1px solid var(--navbar-border-col);
  font-family: var(--header-font);
  
  -webkit-transition: padding .5s ease-in-out;
  -moz-transition: padding .5s ease-in-out;
  transition: padding .5s ease-in-out;
}

.navbar-custom,
.navbar-custom.top-nav-short,
.navbar-custom.top-nav-short-permanent {
  padding-top: 0;
  padding-bottom: 0;
  display: flex;
  flex-wrap: wrap;
}

/* On desktop (>=1500px), reorder so avatar appears before brand */
@media (min-width: 1500px) {
  .navbar-custom .navbar-toggler { order: 1; }
  .navbar-custom .navbar-left-avatar { order: 2; }
  .navbar-custom .navbar-brand,
  .navbar-custom .navbar-brand-logo { order: 3; }
  .navbar-custom .navbar-extra-left { order: 4; }
  .navbar-custom .navbar-collapse { order: 10; }
}

.navbar-custom .navbar-brand {
  line-height: 1.5;
  padding-top: 0.625rem;
  padding-bottom: 0.625rem;
  font-size: 1.125rem;
}

.navbar-custom .navbar-brand-logo {
  -webkit-transition: padding .5s ease-in-out;
  -moz-transition: padding .5s ease-in-out;
  transition: padding .5s ease-in-out;
}

.navbar-custom .navbar-brand-logo,
.navbar-custom.top-nav-short .navbar-brand-logo,
.navbar-custom.top-nav-short-permanent .navbar-brand-logo {
  padding-top: 0.3125rem;
  padding-bottom: 0.3125rem;
}

.navbar-custom .navbar-brand-logo img {
  -webkit-transition: height .5s ease-in-out;
  -moz-transition: height .5s ease-in-out;
  transition: height .5s ease-in-out;
}

.navbar-custom .navbar-brand-logo img,
.navbar-custom.top-nav-short .navbar-brand-logo img,
.navbar-custom.top-nav-short-permanent .navbar-brand-logo img {
  height: 2.5rem;
}

/* Place navbar-extra includes to the left of the brand/toggler when present */
.navbar-extra-left {
  display: inline-flex;
  align-items: center;
  margin-left: 0.5rem;
}
.navbar-extra-left > * {
  margin-right: 0.5rem;
}

.navbar-custom .navbar-nav .nav-item {
  text-transform: uppercase;
  font-size: 0.8125rem;
  letter-spacing: 0.0625rem;
}

.navbar-custom .navbar-nav .nav-link {
  line-height: 1.25rem;
  padding-top: 0.9375rem;
  padding-bottom: 0.9375rem;
}

.navbar-custom .navbar-brand,
.navbar-custom .navbar-nav .nav-link {
  font-weight: 800;
  color: var(--navbar-text-col);
}

.navbar-toggler {
  font-size: 1rem;
  margin: 0.5rem 0;
}
.navbar-custom .navbar-toggler:focus,
.navbar-custom .navbar-toggler:hover {
  background-color: initial;
}

.navbar-custom .navbar-toggler[aria-expanded="true"] {
  background-color: rgba(0, 0, 0, 0.2);
}

/* Custom navbar-expand-xxl breakpoint at 1500px */
@media (max-width: 1499px) {
  .navbar-expand-xxl .navbar-toggler {
    display: block !important;
  }
  
  .navbar-expand-xxl .navbar-collapse {
    display: none !important;
  }
  
  .navbar-expand-xxl .navbar-collapse.show {
    display: block !important;
  }
}

@media (min-width: 1500px) {
  .navbar-expand-xxl .navbar-toggler {
    display: none !important;
  }
  
  .navbar-expand-xxl .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }
  
  .navbar-expand-xxl .navbar-nav {
    flex-direction: row;
  }
  
  .navbar-expand-xxl .navbar-nav .nav-link {
    padding-right: 0.9375rem;
    padding-left: 0.9375rem;
  }
  
  .navbar-expand-xxl .navbar-nav .dropdown-menu {
    position: absolute;
  }
}

.dropdown-toggle::after {
  border-width: 0.4em;
}

@media (min-width: 1500px) {
  .navbar-custom {
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
  }

  .navbar-custom .navbar-brand-logo {
    padding-top: 0;
    padding-bottom: 0;
  }

  .navbar-custom .navbar-brand-logo img {
    height: 3.125rem;
  }

  .navbar-expand-xxl .navbar-nav .nav-link {
    padding-left: 0.9375rem;
    padding-right: 0.9375rem;
    text-align: center;
  }

  .navbar-expand-xxl .navbar-nav .nav-item:not(.dropdown):last-child .nav-link {
    padding-right: 0;
  }
}

@media (min-width: 1500px) {
  .navbar-custom .nav-item.dropdown:hover {
    background: rgba(0, 0, 0, 0.1);
  }
}

.navbar-custom .nav-item.dropdown.show {
  background: rgba(0, 0, 0, 0.2);
}

.navbar-custom .nav-item.dropdown .dropdown-menu {
  margin-top: 0;
  font-size: 1em;
  border: 0;
  padding: 0;
  
  min-width: 0;
  width: 100%;
  word-break: break-word;
  
}

.navbar-custom .nav-item.dropdown .dropdown-menu .dropdown-item {
  padding: 0.625rem;
  background-color: var(--navbar-col);
  text-decoration: none !important;
  font-weight: normal;
  color: var(--navbar-text-col);
  
  white-space: normal;
  
}

@media (min-width: 1500px) {
  .navbar-custom .nav-item.dropdown .dropdown-menu {
    text-align: center;
  }

  .navbar-custom .nav-item.dropdown .dropdown-menu .dropdown-item {
    padding-left: 0.625rem;
    border: 1px solid var(--navbar-border-col);
    border-width: 0 1px 1px;
  }

  .navbar-custom .nav-item.dropdown .dropdown-menu .dropdown-item:first-child {
    border-top-width: 1px;
  }
}

@media (max-width: 1499px) {
  .navbar-custom .navbar-collapse {
    border-top: 1px solid var(--navbar-border-col);
    margin: 0 -1rem;
  }

  .navbar-custom .navbar-nav {
    padding: 0.5rem 0;
  }

  .navbar-custom .navbar-nav .nav-link {
    padding: 0.675rem 0 0.675rem 1rem;
  }

  .navbar-custom .nav-item.dropdown.show {
    background: rgba(0, 0, 0, 0.2);
  }

  .navbar-custom .nav-item.dropdown .dropdown-menu .dropdown-item {
    padding-left: 2rem;
  }
}
.navbar-custom .navbar-brand:hover,
.navbar-custom .navbar-brand:focus ,
.navbar-custom .navbar-nav .nav-link:hover,
.navbar-custom .navbar-nav .nav-link:focus,
.navbar-custom .navbar-nav .dropdown-menu .dropdown-item:hover,
.navbar-custom .navbar-nav .dropdown-menu .dropdown-item:focus {
  color: var(--hover-col);
}

.navbar-custom .avatar-container {
  position: absolute;
  left: 50%;
  width: 3.125rem;
  bottom: -1.5rem;
  transition: opacity 0.5s ease-in-out;
  -webkit-transition: opacity 0.5s ease-in-out;
  -moz-transition: opacity 0.5s ease-in-out;
}
.navbar-custom.top-nav-short .avatar-container {
  opacity: 1;
  visibility: visible;
  /* Keep avatar visible when scrolling */
}

.navbar-custom .avatar-container .avatar-img-border {
  width: 100%;
  margin-left: -50%;
  
    border-radius: 50%;
    box-shadow: 0 0 0.5rem rgba(0, 0, 0, .8);
    -webkit-box-shadow: 0 0 0.3125rem rgba(0, 0, 0, .8);
    -moz-box-shadow: 0 0 0.5rem rgba(0, 0, 0, .8);
  
}
.navbar-custom .avatar-container .avatar-img {
  width: 100%;
  
    border-radius: 50%;
  
  display: block;
}

.navbar-custom.top-nav-expanded .avatar-container {
  display: none;
}

@media (min-width: 1500px) {
  .navbar-custom.top-nav-regular .avatar-container {
    width: 6.25rem;
    bottom: -1.9375rem;
  }

  .navbar-custom.top-nav-regular .avatar-container .avatar-img-border {
    width: 100%;
    
    box-shadow: 1px 1px 2px rgba(0, 0, 0, .8);
    -webkit-box-shadow: 1px 1px 2px rgba(0, 0, 0, .8);
    -moz-box-shadow: 1px 1px 2px rgba(0, 0, 0, .8);
    
  }

  .navbar-custom.top-nav-regular .avatar-container .avatar-img {
    width: 100%;
  }
}

/* If the avatar is rendered in the left area (moved next to the brand),
   override the default centered absolute positioning and render inline. */
.navbar-custom .navbar-left-avatar {
  position: static;
  left: auto;
  bottom: auto;
  width: auto;
  margin-right: 0.75rem;
  display: flex;
  align-items: center;
}
.navbar-custom .navbar-left-avatar .avatar-img-border {
  width: 2.5rem;
  margin-left: 0;
}
.navbar-custom .navbar-left-avatar .avatar-img {
  width: 2.5rem;
}

@media (min-width: 1500px) {
  .navbar-custom .navbar-left-avatar .avatar-img-border {
    width: 2.5rem;
  }
  .navbar-custom .navbar-left-avatar .avatar-img {
    width: 2.5rem;
  }
}

/* --- Responsive Map Container --- */

.responsive-map {
  position: relative;
  width: 100%;
  max-width: 640px;
  padding-bottom: 75%; /* 4:3 aspect ratio (480/640 = 0.75) */
  height: 0;
  overflow: hidden;
  margin: 1rem auto; /* Center the map */
  box-sizing: border-box;
}

.responsive-map iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  border: 1px solid var(--navbar-border-col);
  border-radius: 4px;
  max-width: 100%;
}

@media (max-width: 768px) {
  .responsive-map {
    max-width: 100%;
    margin: 1rem 0;
  }
}

/* --- Footer --- */

footer {
  padding: 1.875rem 0;
  border-top: 1px var(--footer-col) solid;
  margin-top: 3.125rem;
  font-size: 0.875rem;
  background-color: var(--footer-col);
  
}

footer p.text-muted {
  color: var(--footer-text-col) !important;
}

footer a {
  color: var(--footer-link-col);
}
footer .footer-links a {
  color: var(--text-col);
}
footer .footer-links .fa-inverse {
  color: var(--page-col);
}

footer a:hover,
footer a:focus {
  color: var(--footer-hover-col);
}

footer .list-inline {
  margin: 0;
  padding: 0;
  margin-bottom: 1.375rem;
}
footer .list-inline .list-inline-item {
  margin-bottom: 0.5rem;
}
footer .copyright {
  font-family: var(--header-font);
  text-align: center;
  margin-bottom: 0;
  margin-top: 0;
}
footer .theme-by {
  text-align: center;
  margin: 0.625rem 0 0;
}
footer .footer-custom-content {
  text-align: center;
  margin-bottom: 0.9375rem;
  font-family: var(--header-font);
}

@media (min-width: 768px) {
  footer {
    padding: 3.125rem 0;
  }
  footer .footer-links {
    font-size: 1.125rem;
  }
  footer .copyright {
    font-size: 1rem;
  }
  footer .footer-custom-content {
    font-size: 1rem;
  }
}

/* --- Post preview (feed) --- */

.posts-list {
    margin: 0;
}

.post-preview {
  padding: 1.25rem 0;
  border-bottom: 1px solid #eee;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-preview {
    padding: 2.1875rem 0;
  }
}

.post-preview:last-child {
  border-bottom: 0;
}

/* Publication list tweaks */
.pub-list {
  padding-left: 1.25rem; /* default list padding */
}
.pub-main {
  margin-bottom: 0.25rem;
}
.pub-meta {
  margin-left: -1.25rem; /* pull meta left to align with page margin */
  padding-left: 0.25rem;
  color: #555;
  font-style: italic;
}

.post-preview a {
  text-decoration: none;
  font-family: var(--header-font);
  color: var(--text-col);
}

.post-preview a:focus,
.post-preview a:hover {
  text-decoration: none;
  color: var(--hover-col);
}

.post-preview .post-title {
  font-size: 1.875rem;
  margin-top: 0;
}
.post-preview .post-subtitle {
  margin: 0;
  font-weight: 300;
  margin-bottom: 0.625rem;
}
.post-preview .post-meta,
.post-heading .post-meta {
  color: var(--mid-col);
  font-size: 1.125rem;
  font-style: italic;
  margin: 0 0 0.625rem;
  font-family: var(--body-font);
}
.post-heading .post-meta {
  display: inline-block;
}
@media (max-width: 767px) {
  .post-heading .post-meta {
    display: block;
    margin-bottom: 0;
  }
}
.post-heading .post-meta .middot {
  margin: 0 0.625rem;
}
.post-preview .post-entry {
  width: 100%;
}
.post-preview .post-image {
  float: right;
  margin-left: 0.625rem;
  height: 12rem;
  width: 12rem;
}
.post-preview .post-image {
  filter: grayscale(40%);
}
.post-preview .post-image:hover {
  filter: grayscale(0%);
}
.post-preview .post-image img {
  max-height: 100%;
  max-width: 100%;
}
.post-preview .post-image-short {
  margin-top: -2.1875rem;
}
@media (max-width: 767px) {
  .post-preview .post-image {
    height: 9rem;
    width: 9rem;
  }
  .post-preview .post-image-short {
    margin-top: 0;
  }
}
.post-preview .post-image-small {
  width: 100%;
  height: 100%;
  text-align: center;
  display: none;
}
.post-preview .post-image-small img {
  max-width: 6.25rem;
  max-height: 6.25rem;
}
@media (max-width: 500px) {
  .post-preview .post-image {
    display: none;
  }
  .post-preview .post-image-small {
    display: block;
  }
}

.post-preview .post-read-more {
  font-weight: 800;
}

@media (min-width: 768px) {
  .post-preview .post-title {
    font-size: 2.25rem;
  }
}

/* --- Tags --- */

.blog-tags {
  font-family: var(--header-font);
  font-size: 0.9375rem;
  margin: 1.875rem 0;
}

.blog-tags span {
  color: var(--text-col);
  opacity: 0.8;
}

.blog-tags .list-inline-item {
  margin-right: 0;
}

.blog-tags a {
  color: var(--text-col);
  text-decoration: none;
  padding: 0 0.3125rem;
  opacity: 0.8;
  border: 1px solid transparent;
  border-radius: 0.1875rem;
}

.blog-tags a:hover {
  opacity: 1;
  color: var(--text-col);
  border-color: var(--text-col);
}

.post-preview .blog-tags {
  margin-top: 0.3125rem;
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .post-preview .blog-tags {
    margin-top: 0.625rem;
  }
}

/* Tags page */

.tag-btn {
  margin: 0.3125rem;
}

#full-tags-list {
  font-family: var(--header-font);
}

#full-tags-list .tag-entry {
  margin: 0 0 0.9375rem 1.5625rem;
}

#full-tags-list .tag-entry a {
  font-size: 1.25rem;
}

#full-tags-list .tag-entry .entry-date {
  color: var(--mid-col);
  font-style: italic;
  font-size: 1rem;
}

/* --- Post and page headers --- */

.intro-header {
  margin: 5rem 0 1.25rem;
  position: relative;
}
.intro-header.big-img {
  /* prefer top of image as focal point to reduce cropping of important content */
  background: no-repeat center top;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  background-size: cover;
  -o-background-size: cover;
  margin-top: 3.1875rem; /* The small navbar is 50px tall + 1px border */
  margin-bottom: 2.1875rem;
}
nav.top-nav-short-permanent ~ header > .intro-header {
  margin-top: 5rem;
}
nav.top-nav-short-permanent ~ header > .intro-header.big-img {
  margin-top: 3.1875rem;
}
.intro-header.big-img .big-img-transition {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  background: no-repeat center center;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  background-size: cover;
  -o-background-size: cover;
  -webkit-transition: opacity 1s linear;
  -moz-transition: opacity 1s linear;
  transition: opacity 1s linear;
}
.intro-header .page-heading {
  text-align: center;
}
.intro-header.big-img .page-heading,
.intro-header.big-img .post-heading {
  padding: 6.25rem 0;
  color: #FFF;
  text-shadow: 1px 1px 3px #000;
}
.intro-header .page-heading h1 {
  margin-top: 0;
  font-size: 3.125rem;
}
.intro-header .post-heading h1 {
  margin-top: 0;
  font-size: 2.1875rem;
}
.intro-header .page-heading .page-subheading,
.intro-header .post-heading .post-subheading {
  font-size: 1.6875rem;
  line-height: 1.1;
  display: block;
  font-family: var(--header-font);
  font-weight: 300;
  margin: 0.625rem 0 0;
}
.intro-header .post-heading .post-subheading {
  margin-bottom: 1.25rem;
}
.intro-header.big-img .page-heading .page-subheading,
.intro-header.big-img .post-heading .post-subheading {
  font-weight: 400;
}
.intro-header.big-img .page-heading hr {
  box-shadow: 1px 1px 3px #000;
  -webkit-box-shadow: 1px 1px 3px #000;
  -moz-box-shadow: 1px 1px 3px #000;
}
.intro-header.big-img .post-heading .post-meta {
  color: #EEE;
}
.intro-header.big-img .img-desc {
  background: rgba(30, 30, 30, 0.6);
  position: absolute;
  padding: 0.3125rem 0.625rem;
  font-size: 0.6875rem;
  color: #EEE;
  font-family: var(--header-font);
  right: 0;
  bottom: 0;
  display: none;
}
@media (min-width: 1200px) {
  .intro-header {
    margin-top: 8.125rem;
  }
  .intro-header.big-img {
    margin-top: 5.6875rem; /* Full navbar is small navbar + 20px padding on each side when expanded */
  }
  .intro-header.big-img .page-heading,
  .intro-header.big-img .post-heading {
    padding: 9.375rem 0;
  }
  .intro-header .page-heading h1 {
    font-size: 5rem;
  }
  .intro-header .post-heading h1 {
    font-size: 3.125rem;
  }
  .intro-header.big-img .img-desc {
    font-size: 0.875rem;
  }
}

#header-gh-btns {
  margin-bottom: 0.9375rem;
}
@media (max-width: 500px) {
  #header-gh-btns > iframe {
    display: block;
    margin-bottom: 0.3125rem;
  }
}

/* --- Pagination --- */

.pagination {
  margin: 0.625rem 0 0;
  justify-content: space-between;
}

.pagination.blog-pager {
  margin-top: 0;
}

.pagination .page-item.next {
  margin-left: auto;
}

@media (min-width: 768px) {
  .pagination.blog-pager {
    margin-top: 0.625rem;
  }
}

.pagination .page-item .page-link {
  font-family: var(--header-font);
  text-transform: uppercase;
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 0.625rem 0.3125rem;
  background-color: var(--page-col);
  border-radius: 0;
  color: var(--text-col);
  padding: 0.75rem 1rem;
}
@media (min-width: 768px) {
  .pagination .page-item .page-link {
    padding: 0.9375rem 1.5625rem;
  }
}
.pagination .page-item .page-link:hover,
.pagination .page-item .page-link:focus {
  color: var(--page-col);
  border: 1px solid var(--hover-col);
  background-color: var(--hover-col);
}

/* --- Tables --- */

table {
  padding: 0;
  overflow-x: auto;
  display: block;
}
table tr {
  border-top: 1px solid #cccccc;
  background-color: var(--page-col);
  margin: 0;
  padding: 0;
}
table tr:nth-child(2n) {
  background-color: #f8f8f8;
}
table tr th,
table tr td {
  border: 1px solid #cccccc;
  text-align: left;
  margin: 0;
  padding: 0.375rem 0.8125rem;
}
table tr th {
  font-weight: bold;
}
table tr th :first-child,
table tr td :first-child {
  margin-top: 0;
}
table tr th :last-child,
table tr td :last-child {
  margin-bottom: 0;
}

/* --- Code blocks --- */

code {
  padding: 0.125rem 0.25rem;
  color: #c7254e;
  background-color: #f9f2f4;
  border-radius: 0.25rem;
}

pre code {
  padding: 0;
  background-color: transparent;
  border-radius: 0;
}

pre {
  font-size: 0.875rem;
  line-height: 1.5em;
  border-radius: 0.25rem;
  padding: 0.59375rem;
}
.highlight pre {
  border: none;
  background: none;
  margin: 0;
}
.highlight > pre {
  background-image: linear-gradient(
    rgba(0,0,0,0.03), rgba(0,0,0,0.03) 1.5em, rgba(0,0,0,0.02) 1.5em, rgba(0,0,0,0.02) 3em);
  background-size: auto 3em;
  background-position-y: 0.625rem;
  border: 1px solid rgba(0,0,0,0.1);
  border-left: 0.4375rem solid #444;
}
.highlight > pre:not([class~="highlight"]) { /* code block with line number */
  padding: 0;
}
.highlight table,
.highlight tr,
.highlight td { /* to be removed after fixing table styles */
  border: none;
  background: none;
  padding: 0;
  margin: 0;
}
.highlight pre.lineno {
  color: rgba(0,0,0,0.3);
  border-radius: 0;
  border-right: 2px solid #444;
}

/* Make line numbers unselectable: excludes line numbers from copy-paste user ops */
.lineno {
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}
.lineno::selection, .lineno::-moz-selection {
  background: none;
}

/* Fix table border github gist snippets */

.gist, .gist-file table tr {
  border: unset;
}

.gist, .gist-file table tr td {
  border: unset;
}

/* --- Social media sharing section --- */

#social-share-section {
  margin-bottom: 1.875rem;
  margin-top: 1.875rem;
}

/* --- Notification boxes --- */
.box-note,
.box-warning,
.box-error,
.box-success {
  padding: 0.9375rem 0.9375rem 0.9375rem 0.625rem;
  margin: 1.25rem 1.25rem 1.25rem 0.3125rem;
  border: 1px solid #eee;
  border-left-width: 0.3125rem;
  border-radius: 0.3125rem 0.1875rem 0.1875rem 0.3125rem;
}

.box-note {
  background-color: #eee;
  border-left-color: #2980b9;
}

.box-warning {
  background-color: #fdf5d4;
  border-left-color: #f1c40f;
}

.box-error {
  background-color: #f4dddb;
  border-left-color: #c0392b;
}

.box-success {
  background-color: #98FB98;
  border-left-color: #3CB371;
}

/* --- Misc blog post styles --- */

.blog-post :first-child {
  margin-top: 0;
}

.blog-post img {
  max-width: 100%;
}

.blog-post .caption {
  text-align: center;
  font-size: 0.875rem;
  padding: 0.625rem;
  font-style: italic;
  color: #777;
  margin: 0;
  display: block;
  border-bottom-right-radius: 0.3125rem;
  border-bottom-left-radius: 0.3125rem;
}

.blog-post hr {
  max-width: 25%;
  border-width: 0.25rem;
  border-radius: 0.1875rem;
  border-color: var(--mid-col);
}


/* --- Layout width tweaks: make main content wider on large screens --- */
@media (min-width: 1200px) {
  /* widen the outer container so pages can use more horizontal space */
  .container {
    max-width: 1400px; /* was ~1140; increased to give more horizontal space */
  }

  /* also widen the container-md used by layouts */
  .container-md {
    max-width: 1600px;
  }

  /* widen main content areas but keep readable line lengths */
  .page, .post, .page-content, .main-content, .blog-post, .post-body, .page-body {
    max-width: 80ch; /* wider readable lines while keeping centered and readable */
    margin-left: auto;
    margin-right: auto;
  }

  /* allow research-group specific sections to take more width if needed */
  /* .research-group .container, .research-group .row {
    max-width: 100%;
  } */

  /* (removed site-wide centered-column expansion to avoid shifting content on all pages) */
}

/* Ensure the default centered column used by page layouts stays centered and constrained */
@media (min-width: 1200px) {
  main.container-md > .row > .col-xl-8.offset-xl-2,
  main.container-md > .row > .col {
    max-width: 1200px; /* increase page column width so content can expand */
    margin-left: auto !important;
    margin-right: auto !important;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
}

/* add comfortable inner padding so headings and text are not flush to the edge */
@media (min-width: 1200px) {
  main.container-md, .main-content {
    padding-left: 2rem !important;
    padding-right: 2rem !important;
  }

  main.container-md .container, main.container-md .container-md {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }

  /* ensure header intro area keeps some side gutters */
  .intro-header .container-md, .intro-header .container {
    padding-left: 2rem !important;
    padding-right: 2rem !important;
  }
}

@media (min-width: 1200px) {
  /* make inner .container elements inside main.container-md full width */
  main.container-md .container,
  main.container-md .container-md {
    max-width: 100% !important;
    padding-left: 0.5rem !important;
    padding-right: 0.5rem !important;
    width: 100% !important;
  }
}
.blog-post blockquote {
  padding: 0.625rem 1.25rem;
  margin: 0 0 1.25rem;
  font-size: 1.1rem;
  border-left: 0.3125rem solid #eee;
}

.blog-post blockquote p:last-child {
  margin-bottom: 0;
}

.center {
  display: block;
  margin: 0 auto;
}

/* Larger avatar used by person-card2 include */
.person-avatar-lg {
  width: 120px;
  height: 120px;
  object-fit: cover;
  display: inline-block;
}

/* Collaborator row: keep all person-cards on a single horizontal row */
.collaborator-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* explicit 4 columns */
  gap: 0.1rem;
  padding: 0.4rem 0.15rem;
}

.collaborator-row .person-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0.5rem;
  border-radius: 0.5rem;
  background: transparent;
  box-sizing: border-box;
  width: 100%;
}

@media (max-width: 991px) {
  .collaborator-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 575px) {
  .collaborator-row {
    grid-template-columns: 1fr;
  }
}

.collaborator-row .person-card .person-name {
  margin-top: 0.5rem;
}

.collaborator-row .person-card .person-first,
.collaborator-row .person-card .person-last {
  font-weight: 700;
}

.collaborator-row .person-card .person-role {
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.collaborator-row .person-card .person-bio {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: #444;
}

.collaborator-row .person-card .person-action {
  margin-top: 0.5rem;
}

/* Prevent navbar/menu overlap with the intro header big image/heading.
   Adjust these values if your navbar is taller or uses different paddings. */
@media (min-width: 1200px) {
  .intro-header.big-img {
    margin-top: 9rem; /* larger offset on wide screens */
  }
}
@media (max-width: 1199px) {
  .intro-header.big-img {
    margin-top: 6rem; /* smaller offset on narrower screens */
  }
}

/* Search bar */
#beautifuljekyll-search-overlay {
  font-family: var(--header-font);
  display: none;
  z-index: 999999;
  position: fixed;
  background: rgba(0,0,0,0.9);
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  text-align: center;
  padding: 1rem;
}

#nav-search-exit {
  position: absolute;
  top: 1.5rem;
  cursor: pointer;
  right: 25%;
  margin-right: 2rem;
  color: #555;
  font-size: 2rem;
  line-height: 2rem;
  font-weight: bold;
}
#nav-search-exit:hover {
  color: #000;
}

/* Ensure ordered lists in content show decimal numbering (override any accidental resets) */
main.container-md ol,
.main-content ol,
.post-body ol,
.page-body ol,
article ol {
  list-style: decimal outside !important;
  margin-left: 1.5rem !important;
}

/* If a theme or other CSS removed the native marker, restore marker display */
main.container-md ol li::marker,
.main-content ol li::marker,
.post-body ol li::marker,
.page-body ol li::marker,
article ol li::marker {
  display: list-item !important;
}
#nav-search-input {
  text-align: center;
  background: #e7edee;
  margin: auto;
  display: block;
  font-size: 2rem;
  width: 50%;
  transition: width 300ms ease;
  color: #222;
  border-radius: 5rem;
  outline: none;
  border: none;
  padding: 0 3rem;
}

@media (max-width: 1199px) {
  #nav-search-input {
    width: 75%;
  }
  #nav-search-exit {
    right: 12.5%;
  }
}
@media (max-width: 767px) {
  #nav-search-input {
    width: 100%;
  }
  #nav-search-exit {
    right: 0;
  }
}
#nav-search-input:focus {
  background: #f3f8fe;
  box-shadow: 0px 0.15rem 1rem #e7f4ff;
  outline: none;
}

#nav-search-input::placeholder {
  color: #777;
}

#search-results-container {
  list-style: none;
  padding-left: unset;
  margin-top: 1.5rem;
  color: #fff;
  font-size: 1.5rem;
  max-height: calc(100vh - 6.5rem);
  overflow-y: auto;
}
#search-results-container a {
  color: #fff;
  text-decoration: none;
}
#search-results-container a:hover {
  color: #fff;
  text-decoration: underline;
}

#nav-search-icon {
  display: inline-block;
}
#nav-search-text {
  display: none;
}

@media (max-width: 1199px) {
  #nav-search-icon {
    display: none;
  }
  #nav-search-text {
    display: inline-block;
  }
}