:root {
  /* Farbvariablen & Designsystem */
  --color-primary: #0066cc;
  --color-secondary: #00b3a4;
  --color-accent-pre: #f0ad4e;
  --color-accent-post: #5cb85c;
  --color-accent-read: #5bc0de;
  --color-bg-light: #ffffff;
  --color-bg-dark: #1e1e1e;
  --color-text-light: #333333;
  --color-text-dark: #e0e0e0;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --transition-fast: 0.2s ease;
}

/* ==============================
   Theme Colors
   ============================== */
.theme-light {
  background-color: var(--color-bg-light);
  color: var(--color-text-light);
}

.theme-dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-dark);
}

.theme-light .panel,
.theme-dark .panel {
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.theme-light .panel {
  background-color: #f8f9fa;
  border: 1px solid #dcdcdc;
}

.theme-dark .panel {
  background-color: #2a2a2a;
  border: 1px solid #444;
}

/* ==============================
   Accents
   ============================== */
.accent-write-pre {
  color: var(--color-accent-pre);
}

.accent-write-post {
  color: var(--color-accent-post);
}

.accent-read {
  color: var(--color-accent-read);
}

/* Hintergrundvarianten der Akzente */
.accent-write-pre-bg {
  background-color: var(--color-accent-pre);
  color: #fff;
}

.accent-write-post-bg {
  background-color: var(--color-accent-post);
  color: #fff;
}

.accent-read-bg {
  background-color: var(--color-accent-read);
  color: #fff;
}

/* ==============================
   Responsives Verhalten
   ============================== */
@media (min-width: 640px) {
  :root {
    --spacing-md: 1.5rem;
    --spacing-lg: 3rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
  }
}

/* ==============================
   Footer Hinweis
   ============================== */
footer {
  text-align: center;
  font-size: 0.8rem;
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  border-top: 1px solid #ccc;
}

footer::after {
  content: "© 2026 Donau2Space.de";
  display: block;
  margin-top: var(--spacing-sm);
  color: var(--color-text-light);
}