/* ===========================================================
   Moritz Kuhn – Homepage
   Farben, Schriften und Maße zentral hier anpassen.
   =========================================================== */

:root {
  --text: #1c2430;
  --muted: #5d6877;
  --accent: #1f4e8c;
  --accent-dark: #163a69;
  --accent-soft: #eef3fa;
  --border: #e2e6ec;
  --background: #ffffff;
  --background-soft: #f6f8fb;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Lato", "Helvetica Neue", Arial, sans-serif;
  --container: 1120px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--text);
  background: var(--background);
  overflow-wrap: break-word;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Kopfleiste und Navigation ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 62px;
}

/* Name und Titel in einer Zeile */
.brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
  line-height: 1.25;
  color: var(--text);
  text-decoration: none;
}

.brand-name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  white-space: nowrap;
}

.brand-sub {
  padding-left: 12px;
  font-size: 13.5px;
  color: var(--muted);
  white-space: nowrap;
  border-left: 1px solid var(--border);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

.site-nav a {
  padding: 8px 9px;
  font-size: 15px;
  color: var(--text);
  text-decoration: none;
  border-radius: 6px;
}

.site-nav a:hover {
  color: var(--accent);
  background: var(--background-soft);
}

.site-nav a[aria-current="page"] {
  color: var(--accent);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--accent);
  border-radius: 0;
}

/* ---------- Inhalt ---------- */

main.container {
  padding-top: 48px;
  padding-bottom: 80px;
}

.page-header {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 600;
  line-height: 1.2;
}

section { margin-bottom: 52px; }

h2 {
  margin: 2em 0 0.7em;
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.3;
}

section > h2:first-child { margin-top: 0; }

p { margin: 0 0 0.8em; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(31, 78, 140, 0.35);
  text-underline-offset: 2px;
}

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

ol, ul { margin: 0 0 1.2em; padding-left: 22px; }
li { margin: 0 0 0.55em; }
li::marker { color: var(--accent); }
ul { list-style: square; }

small { font-size: 0.88em; }

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

/* ---------- Knöpfe ---------- */

.btn {
  display: inline-block;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--accent-dark);
  text-decoration: none;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.btn-primary {
  color: #ffffff;
  background: var(--accent);
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

/* ---------- Startseite ---------- */

main.home { padding-bottom: 80px; }

/* Heller Kopfbereich über die ganze Breite */
.hero-band {
  margin-bottom: 48px;
  padding: 64px 0 60px;
  background: linear-gradient(180deg, var(--background-soft) 0%, #ffffff 100%);
  border-bottom: 1px solid var(--border);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 72px;
  align-items: center;
}

.hero h1 {
  margin: 0 0 6px;
  font-family: var(--serif);
  font-size: 52px;
  font-weight: 600;
  line-height: 1.1;
}

.hero-role {
  margin-bottom: 28px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--muted);
}

/* Kontaktdaten mit Beschriftung links */
.contact {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 6px 24px;
  margin: 0 0 32px;
}

.contact dt {
  padding-top: 2px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact dd { margin: 0; }

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.quick-links .btn { padding: 10px 20px; }

.hero-links { margin: 0; }
.hero-links a + a { margin-left: 20px; }

.hero .portrait {
  grid-column: 2;
  grid-row: 1;
}

.hero-text {
  grid-column: 1;
  grid-row: 1;
}

.portrait {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 55% 30%;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(20, 40, 70, 0.16);
}

/* Kästen */
.card {
  padding: 26px 30px;
  font-size: 15.5px;
  line-height: 1.65;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 1px 3px rgba(20, 40, 70, 0.05);
}

.card h2 {
  margin: 0 0 14px;
  font-size: 22px;
}

.card ul { margin-bottom: 0.8em; }
.card li { margin-bottom: 0.6em; }
.card > :last-child,
.card ul:last-child,
.card p:last-child { margin-bottom: 0; }

.home-cards {
  display: grid;
  gap: 24px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.card-column {
  display: grid;
  gap: 24px;
}

.home-cards .card { margin-bottom: 0; }

/* Kasten mit Logo neben dem Text (Macro Inequality Lab) */
.lab-card {
  display: flex;
  align-items: center;
  gap: 24px;
}

.lab-card .lab-logo { flex: 0 0 120px; }

.lab-card .lab-logo img {
  width: 100%;
  border-radius: 8px;
  mix-blend-mode: multiply;
}

.lab-card p:last-child { margin-bottom: 0; }

/* ---------- Publikationslisten ---------- */

.papers {
  list-style: none;
  padding: 0;
}

.papers > li:first-child { padding-top: 4px; }

.papers > li {
  margin: 0;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.papers > li > a:first-child,
.papers > li > strong > a:first-child {
  font-size: 1.05em;
  color: var(--accent-dark);
  text-decoration: none;
}

.papers > li > a:first-child:hover,
.papers > li > strong > a:first-child:hover { text-decoration: underline; }

.papers small { color: var(--muted); }
.papers small a { color: var(--muted); }

/* ---------- Lebenslauf / datierte Listen ---------- */

.cv-download {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin-bottom: 40px;
  color: var(--muted);
}

.cv-list {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 10px 28px;
  margin: 0 0 1.2em;
}

.cv-list dt {
  white-space: nowrap;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.cv-list dd { margin: 0; }

/* ---------- Impressum ---------- */

.legal { max-width: 760px; }

/* ---------- Fußzeile ---------- */

.site-footer {
  padding: 28px 0;
  font-size: 14px;
  color: var(--muted);
  background: var(--background-soft);
  border-top: 1px solid var(--border);
}

.site-footer a { color: var(--muted); }

/* ---------- Mittlere Breite: Titel unter den Namen, damit das Menü passt ---------- */

@media (max-width: 1100px) and (min-width: 861px) {
  .brand { flex-direction: column; gap: 0; }
  .brand-sub { padding-left: 0; border-left: 0; }
}

/* ---------- Kleine Bildschirme (Handy/Tablet) ---------- */

@media (max-width: 860px) {
  .container { padding: 0 16px; }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    min-height: 0;
    padding-top: 10px;
  }

  /* Menü als eine Zeile, seitlich wischbar */
  .site-nav {
    flex-wrap: nowrap;
    width: calc(100% + 32px);
    margin: 0 -16px;
    padding: 0 40px 0 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 40px), transparent);
    mask-image: linear-gradient(to right, #000 calc(100% - 40px), transparent);
  }

  .site-nav::-webkit-scrollbar { display: none; }

  .site-nav a {
    flex: none;
    padding: 9px 8px;
    white-space: nowrap;
  }

  main.container { padding-top: 28px; }

  .page-header h1 { font-size: 30px; }

  .hero-band { padding: 32px 0 36px; margin-bottom: 28px; }

  .hero {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 36px;
  }

  .hero h1 { font-size: 40px; }

  .card { padding: 20px; }

  .home-cards { gap: 20px; }
  .card-grid { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .card-column { gap: 20px; }

  .lab-card {
    align-items: flex-start;
    gap: 16px;
  }

  .lab-card .lab-logo { flex-basis: 76px; }

  .cv-list { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .cv-list dt { white-space: normal; }
  .cv-list dd { margin-bottom: 12px; }
}

/* ---------- Handy: Foto rechts neben Name und Titel ---------- */

@media (max-width: 600px) {
  .brand-sub { display: none; }

  .hero { display: block; }

  .hero .portrait {
    float: right;
    width: 36%;
    max-width: 170px;
    margin: 4px 0 16px 16px;
  }

  .hero h1 { font-size: 32px; }

  .hero-role { font-size: 15.5px; }

  .contact {
    clear: both;
    gap: 4px 16px;
    font-size: 15.5px;
  }

  .quick-links { flex-wrap: nowrap; gap: 8px; }
  .quick-links .btn { padding: 9px 12px; font-size: 14.5px; white-space: nowrap; }
}