/* ============================================================
   FOOTER.CSS
   ------------------------------------------------------------
   Umfangreicher, hochwertiger CSS-Code für den globalen Footer.
============================================================ */

/* 1. Grundlegende Variablen & Konfiguration
   ------------------------------------------------------------ */
:root {
  /* Footer tokens */
  --footer-height: auto;
  --footer-icon-size: 16px;
  --footer-gap: 0.75rem;
  --footer-padding-vertical: 2.25rem;
  --footer-padding-horizontal: 1.25rem;

  /* Neutrale Farben */
  --footer-bg: #f5f5f7;
  --footer-border: #d2d2d7;
  --footer-text-color: #6e6e73;
  --footer-link-color: #424245;
  --footer-link-hover: #1d1d1f;

  /* Container */
  --footer-max-width: 980px;
}

/* 2. Footer-Container (.site-footer)
   ------------------------------------------------------------ */
.site-footer {
  background-color: var(--footer-bg);
  color: var(--footer-text-color);
  border-top: 1px solid var(--footer-border);
  width: 100%;

  /* Systemnahe Typografie */
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-size: 12px;
  line-height: 1.333;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  /* Layout */
  padding: var(--footer-padding-vertical) var(--footer-padding-horizontal);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  text-align: center;
}

/* Content-Container (max Breite, zentriert) */
.site-footer > * {
  width: 100%;
  max-width: var(--footer-max-width);
}

/* 3. Safe-Area-Padding für iOS (iPhone X und neuer)
   ------------------------------------------------------------ */
@supports(padding-bottom: max(0px)) {
  .site-footer {
    padding-bottom: calc(var(--footer-padding-vertical) + env(safe-area-inset-bottom));
  }
}

/* 4. Footer-Linkliste (ul)
   ------------------------------------------------------------ */
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--footer-gap);
}

/* Trennzeichen zwischen Links */
.site-footer ul li {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.site-footer ul li + li::before {
  content: "|";
  color: var(--footer-border);
  margin-right: var(--footer-gap);
}

/* 5. Footer-Links (a) & Icons
   ------------------------------------------------------------ */
.site-footer ul li a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;

  color: var(--footer-link-color);
  font-weight: 400;
  text-decoration: none;

  transition: color 0.15s ease-in-out, text-decoration-color 0.15s ease-in-out;
}

.site-footer ul li a:hover,
.site-footer ul li a:focus {
  color: var(--footer-link-hover);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.site-footer ul li a:focus-visible {
  outline: 2px solid #0071e3;
  outline-offset: 2px;
  border-radius: 6px;
}

/* 6. Footer-Icons (.icon)
   ------------------------------------------------------------ */
.site-footer ul li a .icon {
  width: var(--footer-icon-size);
  height: var(--footer-icon-size);
  flex-shrink: 0;
  display: block;
  opacity: 0.9;
}

/* 7. Copyright-Text
   ------------------------------------------------------------ */
.site-footer p {
  margin: 0;
  color: var(--footer-text-color);
}

/* 8. Responsive Anpassungen
   ------------------------------------------------------------ */
@media (max-width: 480px) {
  :root {
    --footer-icon-size: 14px;
  }

  .site-footer {
    padding: 1.75rem 1rem;
  }

  .site-footer ul {
    justify-content: center;
  }

  .site-footer ul li + li::before {
    margin-right: 0.6rem;
  }
}

@media (min-width: 768px) {
  /* Auf Desktop linksbündig innerhalb des Containers */
  .site-footer {
    align-items: center;
    text-align: left;
  }

  .site-footer ul {
    justify-content: flex-start;
  }
}