/* ==========================================================================
   darthmax78/contao-retro – Kacheln (retro_kacheln + retro_kachel, rg-20) – CRT-Look
   Templates: content_element/retro_kacheln.html.twig, retro_kachel.html.twig
   Farben ausschließlich über die --rg-* Variablen der custom.css (rg-05).

   HTML: div.content-retro-kacheln > Überschrift + div.rk-raster
           > div.content-retro-kachel > a.rk-kachel (div ohne Ziel)
               > span.rk-marke + span.rk-bild > picture/img + span.rk-linktext > span.rk-pfeil

   Raster: so viele Spalten wie mit mind. 260 px passen (2 Kacheln → 2 Spalten, Handy → 1).
   Kontraste (WCAG) auf --rg-feld #0F1B14: Grün 10,7:1 · Tinte 15,5:1
   ========================================================================== */

div.content-retro-kacheln {
  clear: both;
  max-width: 1040px;
  margin: 3rem auto;
}

div.content-retro-kacheln > :is(h1, h2, h3, h4, h5, h6) {
  margin: 0 0 1.5rem;
  font-family: 'VT323', monospace;
  font-size: clamp(1.6rem, 1.2rem + 1vw, 2.1rem);
  font-weight: normal;            /* VT323 hat keinen Bold-Schnitt */
  line-height: 1.2;
  letter-spacing: 0.04em;
  text-align: center;
  color: var(--rg-gruen);
  text-shadow: 0 0 8px rgba(var(--rg-gruen-rgb), 0.35);
}

div.content-retro-kacheln .rk-raster {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.5rem;
}

div.content-retro-kacheln div.content-retro-kachel {
  margin: 0;
}

/* Kachel */
div.content-retro-kachel .rk-kachel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  box-sizing: border-box;
  height: 100%;
  padding: 1.75rem 1.5rem;
  background: var(--rg-feld);
  border: 2px solid var(--rg-lcd-3);
  border-radius: 6px;
  color: var(--rg-tinte);
  text-align: center;
  text-decoration: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}

div.content-retro-kachel a.rk-kachel:hover,
div.content-retro-kachel a.rk-kachel:focus-visible {
  border-color: var(--rg-gruen);
  box-shadow: 0 0 18px rgba(var(--rg-gruen-rgb), 0.35);
  color: var(--rg-tinte);
}

div.content-retro-kachel a.rk-kachel:focus-visible {
  outline: 2px solid var(--rg-gruen);
  outline-offset: 3px;
}

/* Marke als LCD-Pille */
div.content-retro-kachel .rk-marke {
  padding: 0.05em 0.8em;
  border: 2px solid var(--rg-gruen);
  border-radius: 999px;
  font-family: 'VT323', monospace;
  font-size: 1.3rem;
  line-height: 1.2;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rg-gruen);
}

/* Bild: füllt die Mitte, Höhe begrenzt, Seitenverhältnis bleibt */
div.content-retro-kachel .rk-bild {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 120px;
}

div.content-retro-kachel .rk-bild picture {
  display: contents;
}

div.content-retro-kachel .rk-bild img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 200px;
}

/* Linktext */
div.content-retro-kachel .rk-linktext {
  font-family: 'VT323', monospace;
  font-size: 1.65rem;
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--rg-gruen);
  text-shadow: 0 0 8px rgba(var(--rg-gruen-rgb), 0.35);
}

/* inline statt inline-block, damit der Pfeil (mit geschütztem Leerzeichen) nie allein umbricht */
div.content-retro-kachel .rk-pfeil {
  position: relative;
  left: 0;
  transition: left .15s ease;
}

div.content-retro-kachel a.rk-kachel:hover .rk-pfeil,
div.content-retro-kachel a.rk-kachel:focus-visible .rk-pfeil {
  left: 4px;
}

@media (prefers-reduced-motion: reduce) {
  div.content-retro-kachel .rk-kachel,
  div.content-retro-kachel .rk-pfeil {
    transition: none;
  }
}