/* =========================
   GLOBAL
========================= */

:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --fg-light: #666;
  --accent: #0077cc;
  --accent-dark: #005a9b;
  --border: #dadada;
  --radius: 6px;
  --max-width: 1200px;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  color: var(--fg);
}

body {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 2rem;
}


/* =========================
   HEADER
========================= */

#header {}

#headerSiteTitle {
  font-size: 2.5rem;
  font-weight: 600;
  padding-bottom: .4rem;
  margin-top: 2.5rem;
  border-bottom: 3px solid var(--border);
}

#headerPageTitle {
  font-size: 1.4rem;
  font-weight: 500;
  margin-top: .6rem;
  color: var(--fg-light);
  letter-spacing: 4px;
}


/* =========================
   LAYOUT
========================= */

#menu {
  float: left;
  width: 225px;
  margin-top: 2.5rem;
}

#mainContent {
  margin-left: 260px;
  margin-top: 2.5rem;
  padding-bottom: 4rem;
}


/* =========================
   MENU
========================= */

#toc {
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
}

#tocItem {
  padding: .6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: .95rem;
}

#copyright {
  font-size: .75rem;
  color: var(--fg-light);
  margin-top: 1rem;
  opacity: .7;
}


/* =========================
   MAIN
========================= */

td {
  font-size: 1rem;
}

#personalDetails {
  float: right;
  width: 150px;
  font-size: .75rem;
  color: var(--fg-light);
}

#personalDetailsItem {
  margin-left: .5rem;
  border-left: 2px solid var(--border);
  padding: .5rem;
}


/* =========================
   COMMON
========================= */

#commonItem {
  padding-block: .8rem;
}

#commonItemDate {
  font-size: .8rem;
  color: var(--fg-light);
}

#commonItemTitle {}

#commonItemDescription {
  color: var(--fg-light);
}

#commonItemDetail {
  margin-left: 1rem;
  font-size: .85rem;
  color: var(--fg-light);
}


/* =========================
   PUBLICATIONS
========================= */

.paperList,
.projectList,
.contactData {
  margin-top: 2rem;
  padding-bottom: 2rem;
}

.paperListTitle,
.projectListTitle,
.contactTitle {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 1px;
  padding-bottom: .4rem;
  margin-bottom: 1.2rem;
  border-bottom: 2px solid var(--border);
}

.paper,
.project,
.supervisedThesis,
.presentation {
  padding-bottom: 1rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid var(--border);
}

.paperTitle,
.thesisTitle {
  color: var(--accent);
  font-weight: 600;
}

.paperDate,
.thesisDate,
.projectDate,
.presentationDate {
  font-size: .8rem;
  color: var(--fg-light);
}

.paperAbstract,
.paperBibEntry,
.thesisSupervisor,
.thesisAbstract {
  margin-left: 1rem;
  font-size: .9rem;
  color: var(--fg-light);
}

.paperRef,
.thesisRef {
  margin-left: 1rem;
  margin-top: .2rem;
  font-size: .9rem;
}


/* =========================
   HEADINGS
========================= */

h2 {
  font-size: 1.7rem;
  margin-top: 3rem;
  letter-spacing: .5px;
}

h3 {
  font-size: 1.1rem;
  letter-spacing: .5px;
  font-weight: 600;
  margin-top: 1.5rem;
}


/* =========================
   LINKS
========================= */

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

a:hover {
  text-decoration: underline;
  color: var(--accent-dark);
}


/* =========================
   FOOTER
========================= */

.footer-basic {
  margin-top: 5rem;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-basic ul {
  padding: 0;
  list-style: none;
  margin: 0;
}

.footer-basic li {
  display: inline-block;
  margin-inline: .5rem;
  font-size: 1rem;
}

.footer-basic .social > a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border: 1px solid var(--border);
  width: 44px;
  height: 44px;
  border-radius: 50%;
}