/* Font Awesome 6.5.2 */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css');

/* Academicons 1.9.4 */
@font-face {
    font-family: 'Academicons';
    font-style: normal;
    font-weight: 400;
    font-display: block;
    src:url('../fonts/academicons.eot');
    src:url('../fonts/academicons.eot') format('embedded-opentype'),
        url('../fonts/academicons.ttf') format('truetype'),
        url('../fonts/academicons.woff') format('woff'),
        url('../fonts/academicons.svg') format('svg');
}
.ai {
  font-family: 'Academicons';
  font-weight: 400;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  display: inline-block;
  font-style: normal;
  font-variant: normal;
  text-rendering: auto;
  line-height: 1;
}
.ai-google-scholar:before {
  content: "\e9d4";
}
.ai-orcid:before {
  content: "\e9d9";
}
.ai-fw {
  text-align: center;
  width: 1.25em;
}
.icon-pad-right {
  padding-right: 0.5em;
}

:root {
  --global-base-color: #2f7f93;
  --global-bg-color: #ffffff;
  --global-footer-bg-color: #f2f3f3;
  --global-panel-color: #ffffff;
  --global-card-bg: transparent;

  --global-text-color: #4a5258;
  --global-text-color-light: #7a8288;
  --global-text-color-faint: #9aa0a6;
  --global-text-color-muted: #bdc1c4;

  --global-border-color: #f0f1f1;
  --global-dark-border-color: #bdc1c4;

  --global-link-color: #52adc8;
  --global-link-color-hover: #1f5f6f;
  --global-link-color-visited: #4a9ba8;

  --global-accent-primary: #2f7f93;
  --global-accent-secondary: #7a8288;

  --max-width: 1280px;
  --sidebar-width: 250px;
  --masthead-height: 70px;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-section: 40px;

  --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  --font-family-serif: Georgia, "Times New Roman", Times, serif;
  --font-size-h1: 24px;
  --font-size-h2: 18px;
  --font-size-h3: 16px;
  --font-size-body: 16px;
  --font-size-small: 14px;
  --font-size-xs: 12px;
  --line-height-body: 1.6;
  --line-height-tight: 1.4;

  --shadow-sm: 0 1px 1px rgba(0, 0, 0, 0.125);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease-in-out;
  --transition-slow: 0.35s ease;

  --avatar-size: 175px;
  --avatar-border-width: 1px;
  --avatar-padding: 5px;
}

html[data-theme="dark"] {
  --global-base-color: #0ea1c5;
  --global-bg-color: #474747;
  --global-footer-bg-color: #474747;
  --global-panel-color: #474747;
  --global-card-bg: #3d3d3d;

  --global-text-color: #ffffff;
  --global-text-color-light: #f3f3f3;
  --global-text-color-faint: #9aa0a6;
  --global-text-color-muted: #7a8288;

  --global-border-color: #9aa0a6;
  --global-dark-border-color: #6a6f74;

  --global-link-color: #0ea1c5;
  --global-link-color-hover: #0a85a5;
  --global-link-color-visited: #3eb5d5;

  --global-accent-primary: #0ea1c5;
  --global-accent-secondary: #7a8288;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: calc(var(--masthead-height) + 2rem);

  @media screen and (min-width: 768px) {
    font-size: 18px;
  }
}

body {
  margin: 0;
  background: var(--global-bg-color);
  color: var(--global-text-color);
  font-family: "Trebuchet MS", Helvetica, sans-serif;
  font-size: var(--font-size-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: var(--masthead-height);
  padding-bottom: 9em;
}

h1, h2, h3, h4, h5, h6 {
  margin: 1em 0 0.5em;
  line-height: 1.2;
  font-family: "Trebuchet MS", Helvetica, sans-serif;
  font-weight: bold;
}

h1 {
  margin-top: 0;
  font-size: 1.444em;
}

h2 {
  font-size: 1.25em;
}

h3 {
  font-size: 1em;
}

h4, h5, h6 {
  font-size: 0.75em;
}

p {
  margin-bottom: 1.3em;
}

a {
  color: var(--global-link-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

a:visited {
  color: var(--global-link-color-visited);
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: var(--space-md);
  font-weight: 600;
  line-height: var(--line-height-tight);
}

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
}

ul, ol {
  margin-top: 0;
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

li {
  margin-bottom: var(--space-xs);
}

hr {
  border: none;
  border-top: 1px solid var(--global-border-color);
  margin: var(--space-xl) 0;
}

img {
  max-width: 100%;
  height: auto;
}

/* =========================
   MASTHEAD
   ========================= */
.masthead {
  position: fixed;
  background: var(--global-bg-color);
  height: fit-content;
  top: 0;
  width: 100%;
  z-index: 20;
  animation: intro 0.3s both;
  animation-delay: 0.15s;
}

.masthead::after {
  content: "";
  position: absolute;
  bottom: 0;
  height: 1px;
  background: var(--global-border-color);
  width: 100%;
}

.masthead__inner-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.5em 1em;
  font-family: "Trebuchet MS", Helvetica, sans-serif;
}

.greedy-nav {
  position: relative;
  min-width: 250px;
  background: var(--global-bg-color);
}

.greedy-nav button {
  position: absolute;
  height: 2.5rem;
  right: 0;
  padding: 0 0.5rem;
  border: 0;
  outline: none;
  background-color: transparent;
  color: #fff;
  cursor: pointer;
  z-index: 100;
}

.navicon {
  position: relative;
  width: 28px;
  height: 4px;
  background: var(--global-text-color);
  margin: auto;
  transition: 0.3s;
}

.navicon:before,
.navicon:after {
  content: "";
  position: absolute;
  left: 0;
  width: 28px;
  height: 4px;
  background: var(--global-text-color);
  transition: 0.3s;
}

.navicon:before {
  top: -8px;
}

.navicon:after {
  bottom: -8px;
}

.close .navicon {
  background: transparent;

  &:before, &:after {
    transform-origin: 50% 50%;
    top: 0;
    width: 28px;
    background: var(--global-text-color);
  }

  &:before {
    transform: rotate3d(0, 0, 1, 45deg);
  }

  &:after {
    transform: rotate3d(0, 0, 1, -45deg);
  }
}

.greedy-nav a {
  display: block;
  margin: 0 1rem;
  padding: 0.5rem 0;
  color: var(--global-text-color-light);
  text-decoration: none;
  font-size: 1.056rem;
  font-family: "Trebuchet MS", Helvetica, sans-serif;
}

.greedy-nav a:hover {
  color: var(--global-link-color);
}

.greedy-nav .visible-links {
  display: table;
}

.greedy-nav .visible-links li {
  display: table-cell;
  vertical-align: middle;
  white-space: nowrap;
}

.greedy-nav .visible-links li:first-child {
  font-weight: 900;
}

.greedy-nav .visible-links li:first-child a {
  margin-left: 0;
  padding-right: 2em;
}

.greedy-nav .visible-links li:last-child a {
  margin-right: 0;
}

.greedy-nav .visible-links #theme-toggle a {
  width: 25px;
  display: flex;
  justify-content: center;
  cursor: pointer;
}

.greedy-nav .visible-links a {
  position: relative;
}

.greedy-nav .visible-links a:before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 4px;
  background: var(--global-border-color);
  width: 100%;
  transition: all 0.3s ease;
  transform: scaleX(0);
}

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

.greedy-nav .hidden-links {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 15px;
  padding: 5px;
  border: 1px solid var(--global-border-color);
  border-radius: 4px;
  background: var(--global-bg-color);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.25);
  z-index: 100;
}

.greedy-nav .hidden-links a {
  margin: 0;
  padding: 10px 20px;
  font-size: 1em;
  color: var(--global-text-color);
}

.greedy-nav .hidden-links a:hover {
  color: var(--global-masthead-link-color-hover);
  background: var(--global-border-color);
}

.greedy-nav .hidden-links:before {
  content: "";
  position: absolute;
  top: -11px;
  right: 10px;
  width: 0;
  border-style: solid;
  border-width: 0 10px 10px;
  border-color: var(--global-border-color) transparent;
  display: block;
  z-index: 0;
}

.greedy-nav .hidden-links:after {
  content: "";
  position: absolute;
  top: -10px;
  right: 10px;
  width: 0;
  border-style: solid;
  border-width: 0 10px 10px;
  border-color: var(--global-bg-color) transparent;
  display: block;
  z-index: 1;
}

.greedy-nav .hidden-links li {
  display: block;
  border-bottom: 1px solid var(--global-border-color);
}

.greedy-nav .hidden-links li:last-child {
  border-bottom: none;
}

.greedy-nav .hidden-links.hidden {
  display: none;
}

.greedy-nav button.hidden {
  display: none;
}

@keyframes intro {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =========================
   LAYOUT SYSTEM
   ========================= */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.content-wrapper {
  padding: 0;
}

.main {
  margin-left: 0;

  @media screen and (min-width: 1024px) {
    margin-left: calc((var(--max-width) * 2 / 12) + var(--space-xl) + var(--space-lg));
  }
}

@media (max-width: 1023px) {
  .container {
    padding: var(--space-lg) var(--space-md);
  }
  
  .content-wrapper {
    display: block;
  }
  
  .main {
    margin-left: 0 !important;
  }
  
  .sidebar {
    position: static !important;
    text-align: center;
    height: auto !important;
    overflow-y: visible !important;
    padding-top: 0 !important;
  }
  
  .author__avatar {
    margin-left: auto;
    margin-right: auto;
    padding: 0 !important;
    border: none !important;
  }
  
  .author__avatar img {
    border-radius: 8px;
  }

  .masthead__menu ul {
    flex-wrap: wrap;
  }
}

/* =========================
   SIDEBAR MODULE
   ========================= */
.sidebar {
  position: static;
  width: 100%;
  height: auto;
  overflow-y: visible;
  padding-top: var(--space-xl);
  margin-bottom: 1em;

  @media screen and (min-width: 1024px) {
    position: fixed;
    left: calc(var(--space-lg) * 2);
    top: var(--masthead-height);
    width: calc(var(--max-width) * 2 / 12);
    height: calc(100vh - var(--masthead-height));
    overflow-y: auto;
    padding-top: var(--space-xl);
    margin-bottom: 0;
    max-width: var(--max-width);
  }

  @media screen and (min-width: 1280px) {
    left: calc((100% - var(--max-width)) / 2 + var(--space-lg) * 2);
  }
}

.author__avatar {
  width: var(--avatar-size);
  height: calc(var(--avatar-size) * 1.25);
  padding: var(--avatar-padding);
  border: var(--avatar-border-width) solid var(--global-border-color);
  border-radius: 8px;
  margin-bottom: var(--space-md);
  background-color: var(--global-bg-color);
}

.author__avatar img {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  display: block;
  object-fit: cover;
  object-position: 50% 30%;
}

.author__content {
  margin-bottom: var(--space-lg);
}

.author__name {
  font-size: var(--font-size-h1);
  font-weight: 600;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: var(--global-text-color);
}

.author__bio {
  font-size: var(--font-size-small);
  color: var(--global-text-color-light);
  line-height: var(--line-height-body);
  margin: 0;
}

.author__bio a {
  color: inherit;
}

.author__bio a:hover {
  color: var(--global-link-color);
}

.author__urls-wrapper {
  font-family: var(--font-family-sans);
}

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

.author__urls li {
  margin-bottom: var(--space-xs);
}

.author__urls a {
  display: block;
  padding: var(--space-xs) 0;
  color: var(--global-text-color-light);
  font-size: var(--font-size-small);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.author__urls a:hover {
  color: var(--global-link-color);
}

/* =========================
   MAIN CONTENT SYSTEM
   ========================= */
.main {
  min-width: 0;
}

.section {
  margin-bottom: var(--space-section);
}

.section:last-child {
  margin-bottom: 0;
}

.section-title {
  font-size: 1.25em;
  font-weight: bold;
  margin-top: 2em;
  margin-bottom: 1em;
  color: var(--global-text-color);
}

.card {
  padding: var(--space-md) 0;
  border-top: 1px solid var(--global-border-color);
  color: var(--global-text-color-light);
}

.card:first-child {
  border-top: none;
}

/* =========================
   PUBLICATIONS SECTION
   ========================= */
.publication-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.publication-item {
  padding: var(--space-md) 0;
  border-top: 1px solid var(--global-border-color);
}

/* Remove border-top removal for first item to show line under section title */

.publication-title {
  font-weight: 600;
  color: var(--global-text-color);
  margin-bottom: var(--space-xs);
}

.publication-authors {
  font-size: var(--font-size-small);
  color: var(--global-text-color-light);
  margin-bottom: var(--space-xs);
}

.publication-venue {
  font-size: var(--font-size-xs);
  color: var(--global-text-color-faint);
  font-style: italic;
}

.publication-links {
  margin-top: var(--space-sm);
  display: flex;
  gap: var(--space-md);
}

.publication-links a {
  font-size: var(--font-size-xs);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--global-panel-color);
  border: 1px solid var(--global-border-color);
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.publication-links a:hover {
  background-color: var(--global-link-color);
  border-color: var(--global-link-color);
  color: white;
  text-decoration: none;
}

/* =========================
   FOOTER
   ========================= */
.page__footer {
  background-color: var(--global-footer-bg-color);
  color: var(--global-text-color-light);
  float: left;
  margin-left: 0;
  margin-right: 0;
  width: 100%;
  clear: both;
  margin-top: var(--space-xl);
  border-top: 1px solid var(--global-dark-border-color);

  @media screen and (min-width: 1024px) {
    margin-left: calc((var(--max-width) * 2 / 12) + var(--space-xl) + var(--space-lg));
    width: calc(100% - (var(--max-width) * 2 / 12) - var(--space-xl) - var(--space-lg));
  }
}

.page__footer footer {
  margin-left: auto;
  margin-right: auto;
  margin-top: 0.5em;
  max-width: 100%;
  padding: 0 1em 1em;

  @media screen and (min-width: 1024px) {
    max-width: var(--max-width);
    padding: 0 var(--space-lg) 1em;
  }
}

.footer {
  padding-top: var(--space-md);
  font-size: var(--font-size-xs);
  color: var(--global-text-color-faint);
  text-align: center;
}

/* =========================
   MISC UTILITIES
   ========================= */
.text-muted {
  color: var(--global-text-color-muted);
}

.text-faint {
  color: var(--global-text-color-faint);
}

.text-sm {
  font-size: var(--font-size-small);
}

.text-xs {
  font-size: var(--font-size-xs);
}

.font-serif {
  font-family: var(--font-family-serif);
}

.italic {
  font-style: italic;
}

.bold {
  font-weight: 600;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mb-sm { margin-bottom: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mb-md { margin-bottom: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-lg { margin-bottom: var(--space-lg); }