/* ================================
   Ultra Filters - Modern Compact Design
   ================================ */

/* Base Panel */
.ultra-filters {
  border: 1px solid #e7e7e7;
  border-radius: 12px;
  padding: 16px;
  margin: 12px 0 20px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

/* Header with Toggle */
.ultra-filters .uf-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.ultra-filters .uf-head h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: #111;
}

/* Toggle Button */
.uf-global-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid #e7e7e7;
  border-radius: 8px;
  background: #fff;
  color: #111;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.uf-global-toggle:hover {
  background: #f8f9fa;
  border-color: #d1d5db;
}

/* Filter Icon */
.uf-ico {
  width: 16px;
  height: 16px;
  display: inline-block;
  background: currentColor;
  mask: center/contain no-repeat;
  mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="%23000" d="M3 4h18l-7 8v6l-4 2v-8L3 4z"/></svg>');
}

/* Count Badge */
.uf-count {
  min-width: 18px;
  height: 18px;
  line-height: 18px;
  text-align: center;
  font-size: 11px;
  background: #111;
  color: #fff;
  border-radius: 999px;
  padding: 0 6px;
}

/* Form Container & Toggle */
.ultra-filters .uf-form {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  visibility: hidden;
  transition: max-height 0.3s ease-in-out, opacity 0.2s ease;
}

.ultra-filters:not(.uf-collapsed) .uf-form {
  max-height: 800px;
  opacity: 1;
  visibility: visible;
}

/* Mobile Layout (Default) */
.uf-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Filter Groups */
.uf-group {
  display: block;
  border: none;
}

.uf-group legend {
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 8px;
  color: #374151;
}

/* Chips */
.uf-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.uf-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid #e7e7e7;
  border-radius: 20px;
  padding: 4px 10px;
  cursor: pointer;
  background: #fafafa;
  font-size: 12px;
  transition: all 0.2s ease;
}

.uf-chip:hover {
  background: #f3f4f6;
  border-color: #d1d5db;
}



.uf-chip input {
  display: none;
}

.uf-chip input:checked + span {
  background: #111;
  color: #fff;
  border-radius: 4px;
  padding: 2px 6px;
}

.uf-chip:has(input:checked) {
  background: #111;      /* Ganzer Chip schwarz */
  color: #fff;          /* Text weiß */
  border-color: #111;   /* Rahmen schwarz */
}

/* Price Range */
.uf-price .uf-price-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.uf-price input {
  width: 100%;
  border: 1px solid #e7e7e7;
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 12px;
}

/* Hide labels, show only inputs with placeholders */
.uf-price label {
  display: contents;
}

.uf-price label::before {
  display: none;
}

/* Sort Dropdown */
.uf-sort select {
  width: 100%;
  border: 1px solid #e7e7e7;
  border-radius: 8px;
  padding: 6px 10px;
  background: #fff;
  font-size: 12px;
}

/* Category Tree - CSS-Only Toggle (Checkbox Hack) */
.uf-cat .uf-cat-tree {
  max-height: 200px;
  overflow: visible;
  border: 1px solid #e7e7e7;
  border-radius: 8px;
  padding: 8px;
  position: relative;
}

.uf-tree {
  list-style: none;
  margin: 0;
  padding: 0;
}

.uf-tree-root {
  padding: 0;
}

/* Main Category Node */
.uf-node {
  margin: 2px 0;
  position: relative;
}

/* Parent Category Layout */
.uf-node.uf-has-children {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.uf-cat-parent {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
}

/* Hidden Toggle Checkbox (CSS-Hack) */
.uf-toggle-checkbox {
  display: none;
}

/* Toggle Label (ersetzt Button) */
.uf-toggle-label {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 12px;
  color: #6b7280;
  border-radius: 4px;
  transition: all 0.2s ease;
  user-select: none;
}

.uf-toggle-label:hover {
  background: #f3f4f6;
  color: #374151;
}

.uf-toggle-label::before {
  content: "▶";
  transition: transform 0.2s ease;
}

/* Wenn Toggle-Checkbox aktiviert: Pfeil drehen */
.uf-toggle-checkbox:checked + .uf-cat-parent .uf-toggle-label::before {
  transform: rotate(90deg);
}

/* Category Checkbox */
.uf-cat-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 12px;
  padding: 2px 4px;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.uf-cat-check:hover {
  background: #f8f9fa;
}

.uf-cat-check input {
  width: 14px;
  height: 14px;
}

.uf-cat-check input:checked + span {
  background: #111;
  color: #fff;
  border-radius: 4px;
  padding: 1px 4px;
}

/* Subcategories - CSS-Only Toggle */
.uf-subcategories {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 0;
  padding: 0 8px;
  background: #f8f9fa;
  border-radius: 6px;
  border-left: 3px solid #e7e7e7;
  transition: all 0.3s ease;
}

/* Wenn Toggle aktiviert: Subcategories zeigen */
.uf-toggle-checkbox:checked ~ .uf-subcategories {
  max-height: 200px;
  opacity: 1;
  margin-top: 6px;
  padding: 8px;
}

/* Subcategory Items */
.uf-subcategories .uf-subcat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  background: #fff;
  border: 1px solid #e7e7e7;
  border-radius: 16px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.uf-subcategories .uf-subcat-item:hover {
  background: #f3f4f6;
  border-color: #d1d5db;
}

.uf-subcategories .uf-subcat-item input {
  width: 12px;
  height: 12px;
  margin: 0;
}

.uf-subcategories .uf-subcat-item input:checked + span {
  background: #111;
  color: #fff;
  border-radius: 3px;
  padding: 1px 3px;
}

/* ================================
   ALTERNATIVE: Details/Summary (Modern Browser) - BEVORZUGT
   ================================ */

/* Für moderne Browser mit details/summary */
.uf-details {
  margin: 4px 0;
}

.uf-details summary {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
  cursor: pointer;
  list-style: none;
  font-size: 12px;
  color: #374151;
  outline: none;
}

.uf-details summary::-webkit-details-marker {
  display: none;
}

.uf-details summary::before {
  content: "▶";
  font-size: 12px;
  color: #6b7280;
  transition: transform 0.2s ease;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  flex-shrink: 0;
}

.uf-details summary:hover::before {
  background: #f3f4f6;
}

.uf-details[open] summary::before {
  transform: rotate(90deg);
}

/* Subcategories in details/summary */
.uf-details .uf-subcategories {
  display: flex !important;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
  padding: 8px !important;
  background: #f8f9fa;
  border-radius: 6px;
  border-left: 3px solid #e7e7e7;
  max-height: none !important;
  opacity: 1 !important;
  visibility: visible !important;
  overflow: visible !important;
}

/* Subcategory Items in details */
.uf-details .uf-subcategories .uf-subcat-item {
  display: flex !important;
  align-items: center;
  gap: 4px;
  background: #fff;
  border: 1px solid #e7e7e7;
  border-radius: 16px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.uf-details .uf-subcategories .uf-subcat-item:hover {
  background: #f3f4f6;
  border-color: #d1d5db;
}

.uf-details .uf-subcategories .uf-subcat-item input {
  width: 12px;
  height: 12px;
  margin: 0;
}

.uf-details .uf-subcategories .uf-subcat-item input:checked + span {
  background: #111;
  color: #fff;
  border-radius: 3px;
  padding: 1px 3px;
}

/* Actions */
.uf-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  justify-content: flex-end;
    justify-content: center;
    font-size: 12px;

}

.uf-actions .button {
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.uf-apply {
  background: #111;
  color: #fff;
  border: 1px solid #111;
}

.uf-apply:hover {
  background: #000;
}

.uf-clear {
  background: #fff;
  color: #111;
  border: 1px solid #ddd;
}

.uf-clear:hover {
  background: #f8f9fa;
}

/* Active Filters */
[data-uf-active] {
  margin-top: 12px;
}

.uf-chips-active {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.uf-x {
  background: #111;
  color: #fff;
  border: none;
  padding: 4px 8px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 11px;
  transition: background 0.2s ease;
}

.uf-x:hover {
  background: #000;
}

/* Grid Loading State */
#ultra-grid-host[aria-busy="true"] {
  opacity: 0.6;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

/* ================================
   DESKTOP LAYOUT - Horizontal Filter Bar
   ================================ */
@media (min-width: 769px) {
  .ultra-filters {
    padding: 12px 20px;
    margin: 8px 0 16px;
  }
  
  .ultra-filters .uf-head {
    margin-bottom: 0px;
  }
  
  .ultra-filters .uf-head h3 {
    font-size: 14px;
  }
  
  /* Horizontal Form Layout */
  .ultra-filters .uf-form {
    display: flex !important;
    flex-direction: row !important;
    align-items: flex-start;
    gap: 20px;
    flex-wrap: wrap;
  }
  
  /* Compact Filter Groups - ohne Rahmen */
  .uf-group {
    flex: 0 0 auto;
    min-width: 120px;
    border:none;
    border-left: 1px solid #9a9a9a;
    padding-left: 30px;
  }
  
  .uf-group legend {
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }
  
  /* Smaller chips for desktop */
  .uf-chip {
    padding: 3px 8px;
    font-size: 11px;
    border-radius: 16px;
  }
  
  .uf-chips {
    gap: 4px;
  }
  
  /* Compact price inputs */
  .uf-price {
    min-width: 160px;
  }
  
  .uf-price input {
    padding: 4px 8px;
    font-size: 11px;
  }
  
  .uf-price .uf-price-row {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  /* Compact select */
  .uf-sort {
    min-width: 120px;
  }
  
  .uf-sort select {
    padding: 4px 8px;
    font-size: 11px;
  }
  
  /* Category tree more compact */
  .uf-cat {
    min-width: 200px;
    max-width: 280px;
  }
  
  .uf-cat .uf-cat-tree {
    max-height: 140px;
    padding: 6px;
    overflow: visible;
    border: 1px solid #e7e7e7;
    border-radius: 8px;
  }
  
  .uf-cat-check {
    font-size: 11px;
    gap: 4px;
  }
  
  .uf-cat-check input {
    width: 12px;
    height: 12px;
  }
  
  .uf-toggle-branch {
    width: 16px;
    height: 16px;
    font-size: 10px;
  }
  
  /* Desktop subcategories */
  .uf-subcategories {
    gap: 4px;
    margin-top: 4px;
    padding: 6px;
  }
  
  .uf-subcategories .uf-subcat-item {
    padding: 2px 6px;
    font-size: 10px;
  }
  
  .uf-subcategories .uf-subcat-item input {
    width: 10px;
    height: 10px;
  }
  
  /* Desktop Details/Summary anpassungen */
  .uf-details .uf-subcategories {
    gap: 4px;
    margin-top: 4px;
    padding: 6px;
  }
  
  .uf-details .uf-subcategories .uf-subcat-item {
    padding: 2px 6px;
    font-size: 10px;
  }
  
  .uf-details .uf-subcategories .uf-subcat-item input {
    width: 10px;
    height: 10px;
  }
  
  /* Actions stay at the end */
  .uf-actions {
    margin-left: auto;
    margin-top: 16px;
    gap: 6px;
    font-size:12px;
  }
  
  .uf-actions .button {
    padding: 6px 12px;
    font-size: 11px;
  }
  
  /* Toggle button less prominent on desktop */
  .uf-global-toggle {
    font-size: 12px;
    padding: 6px 10px;
  }
  
  .uf-ico {
    width: 14px;
    height: 14px;
  }
  
  .uf-count {
    min-width: 16px;
    height: 16px;
    line-height: 16px;
    font-size: 10px;
  }
}

/* ================================
   LARGE DESKTOP - Even more compact
   ================================ */
@media (min-width: 1200px) {
  .ultra-filters {
    padding: 10px 24px;
    margin: 0 auto;
    margin-bottom: 20px;
  }
  
  .ultra-filters .uf-form {
    gap: 24px;
  }
  
  .uf-group legend {
    font-size: 10px;
    margin-bottom: 4px;
  }
  
  .uf-chip {
    padding: 2px 6px;
    font-size: 10px;
  }
  
  .uf-price input {
    padding: 3px 6px;
    font-size: 10px;
  }
  
  .uf-sort select {
    padding: 3px 6px;
    font-size: 10px;
  }
  
  .uf-cat-check {
    font-size: 10px;
  }
  
  /* Large desktop subcategories */
  .uf-subcategories .uf-subcat-item {
    padding: 1px 4px;
    font-size: 9px;
  }
  
  .uf-subcategories .uf-subcat-item input {
    width: 9px;
    height: 9px;
  }
  
  .uf-actions .button {
    padding: 5px 10px;
    font-size: 10px;
  }
}

/* ================================
   ANIMATIONS & TRANSITIONS
   ================================ */

/* Slidedown Animation für Details/Summary */
@keyframes slideDown {
  from {
    opacity: 0;
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
  }
  to {
    opacity: 1;
    max-height: 200px;
    padding-top: 8px;
    padding-bottom: 8px;
  }
}

/* Toggle-Button sicher klickbar */
.ultra-filters .uf-head { 
  position: relative; 
  z-index: 3; 
}

.uf-global-toggle { 
  pointer-events: auto !important; 
  cursor: pointer !important; 
}

#uf-panel > fieldset.uf-group.uf-cat {
    padding-left:none;
    border-left: none;
}
#ultra-grid-host.ultra-loading { position: relative; opacity: .6; pointer-events: none; transition: opacity .2s; }
#ultra-grid-host .ultra-loader { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(255,255,255,.4); }
#ultra-grid-host .ultra-loader::after { content:""; width:28px; height:28px; border:3px solid #ccc; border-top-color:#007cba; border-radius:50%; animation:spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

#uf-panel > div > button.button.uf-apply, #uf-panel > div > button.button.uf-clear {
    padding: .2rem .8rem;
    min-height: 34px;
    font-weight: 500;
    font-size: 0.8rem;
    background: none;
    border: 1px solid #515151;
    border-radius: 6px;
}

#uf-panel > div > button.button.uf-apply:hover, #uf-panel > div > button.button.uf-clear:hover {
    
    background: #000000;
    color:#FFF;
   
}