/* Container */
.spfv-container {
  font-family: Arial, sans-serif;
  background: rgba(255,255,255,0.85);
  padding: 20px;
  border-radius: 12px;
  backdrop-filter: blur(6px);
}

/* Baumstruktur */
.spfv-tree {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* LI Reset (WICHTIG gegen große Abstände!) */
.spfv-tree li {
  margin: 4px 0;
  padding: 0;
}

/* Ordner */
.spfv-folder {
  margin-bottom: 6px;
}

/* Ordner-Button */
.spfv-toggle {
  cursor: pointer;
  font-weight: 600;
  padding: 6px 10px;
  background: #f1f3f6;
  border-radius: 6px;
  display: inline-block;
  transition: all 0.2s ease;
  font-size: 14px;
}

.spfv-toggle:hover {
  background: #e2e8f0;
}

/* Ordner-Icon */
.spfv-toggle::before {
  content: "📁 ";
}

/* Unterordner-Liste */
.spfv-folder ul {
  margin-top: 4px;
  margin-left: 10px;
  padding-left: 12px;
  border-left: 2px solid #ddd;
}

/* PDF Container */
.spfv-pdf {
  margin: 4px 0;
}

/* PDF Link als Karte */
.spfv-pdf a {
  display: block;
  padding: 6px 10px;
  border-radius: 6px;
  background: #ffffff;
  border: 1px solid #ddd;
  text-decoration: none;
  color: #333;
  font-size: 13px;
  transition: all 0.2s ease;
}

/* Hover Effekt */
.spfv-pdf a:hover {
  background: #f5f7fa;
  transform: translateY(-1px);
}

/* PDF Icon */
.spfv-pdf a::before {
  content: "📄 ";
}



/* Optional: kompaktere Darstellung */
.spfv-tree li,
.spfv-pdf,
.spfv-folder ul {
  line-height: 1.3;
}

/* Mobile Optimierung */
@media (max-width: 768px) {
  .spfv-preview iframe {
    height: 300px;
  }

  .spfv-toggle,
  .spfv-pdf a {
    font-size: 12px;
    padding: 5px 8px;
  }
}

.spfv-container ul,
.spfv-container li {
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
}