:root {
  /* Light theme defaults */
  --bg: #f4f5f7;
  --paper: #ffffff;
  --ink: #111827;
  --muted: #4b5563;
  --border: #e5e7eb;

  --radius: 10px;
  --max-width: 900px;

  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
}

/* Dark theme overrides */
[data-theme="dark"] {
  --bg: #0f172a;
  --paper: #020617;
  --ink: #e5e7eb;
  --muted: #9ca3af;
  --border: #1f2937;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
}

/* Global text justification */
p,
li,
.item-meta,
.subtitle,
.publication,
.skills,
.contact,
.download {
  text-align: justify;
  text-justify: inter-word;
}

/* Keep headings and UI elements aligned normally */
h1,
h2,
.item-title,
.item-date,
#themeToggle,
footer {
  text-align: left;
}



/* Links: underline only on hover */
a {
  color: var(--ink);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.container {
  max-width: var(--max-width);
  margin: 40px auto;
  padding: 40px;
  background: var(--paper);
  border: 1px solid var(--border);
}

header {
  border-bottom: 2px solid var(--border);
  padding-bottom: 24px;
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: start;
}

h1 {
  font-family: var(--serif);
  font-size: 36px;
  margin: 0 0 8px 0;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--ink);
  font-size: 15px;
  max-width: 70ch;
  margin: 0;
}

.contact {
  margin-top: 14px;
  font-size: 14px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.download {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
}
.download a { color: var(--ink); }

/* Dark mode button */
#themeToggle {
  justify-self: end;
  align-self: start;
  background: none;
  border: 1px solid var(--border);
  padding: 7px 12px;
  font-size: 13px;
  cursor: pointer;
  color: var(--ink);
  border-radius: 6px;
}
#themeToggle:hover {
  background: var(--bg);
}

section {
  margin-top: 36px;
}

section h2 {
  font-family: var(--serif);
  font-size: 22px;
  margin: 0 0 16px 0;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

.item {
  margin-bottom: 22px;
}

.item-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.item-title {
  font-weight: 600;
  font-size: 15px;
}

.item-meta {
  color: var(--ink);
  font-size: 14px;
  margin-top: 2px;
}

.item-date {
  font-size: 14px;
  color: var(--muted);
  white-space: nowrap;
}

ul {
  margin: 8px 0 0 18px;
}

li {
  margin: 6px 0;
  font-size: 14px;
}

.skills {
  columns: 2;
  column-gap: 40px;
  font-size: 14px;
  margin-top: 6px;
}

.skills div {
  margin-bottom: 8px;
  break-inside: avoid;
}

.publication {
  font-size: 14px;
  margin-bottom: 12px;
  color: var(--ink);
}
.publication strong { color: var(--ink); }
.publication a { color: var(--ink); }

footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

@media print {
  body { background: white; }
  .container {
    border: none;
    margin: 0;
    padding: 0;
  }
  #themeToggle { display: none; }
  a { color: black; text-decoration: none !important; }
}

@media (max-width: 760px) {
  .container { padding: 24px; margin: 0; }
  header { grid-template-columns: 1fr; }
  #themeToggle { justify-self: start; }
  .skills { columns: 1; }
}



.thesis-name {
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
}

.thesis-title {
  margin-top: 8px;     /* space above */
  margin-bottom: 5px;  /* space below */
}

section p,
section li,
section .item-meta,
section .publication,
section .skills,
section .contact,
section .download {
  max-width: 78ch;
}

section ul {
  max-width: 65ch;

}