/* === Bratonien CI-Farben === */
:root {
  --ci-darkgreen:   #104f3a;
  --ci-gold:        #c8aa49;
  --ci-blue:        #1a3765;
  --ci-beige:       #d9c27f;
  --ci-creamwhite:  #f7f3e8;
}

/* === Global Reset === */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: sans-serif;
  background: linear-gradient(180deg, var(--ci-darkgreen), var(--ci-blue));
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  color: var(--ci-creamwhite);
  text-align: center;
  overflow-x: hidden;
}

/* === Jahrgangs-Navigation === */
.year-list ul {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
}

.year-list li {
  margin: 1rem 0;
}

.year-list a {
  text-decoration: none;
  font-size: 1.2rem;
  background-color: var(--ci-blue);
  color: var(--ci-creamwhite);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  display: inline-block;
  border: 2px solid var(--ci-gold);
  transition: all 0.2s ease-in-out;
}

.year-list a:hover {
  background-color: var(--ci-gold);
  color: var(--ci-blue);
}

/* === Kalenderbild (zentriert, festgelegt, ohne erzwungene Breite) === */
.kalenderbild {
  margin: 2rem auto;
  padding: 0;
  max-width: 1280px;
}

.kalenderbild img {
  display: block;
  width: 100%;
  height: auto;
  border: 4px solid var(--ci-gold);
  border-radius: 12px;
}