.filter-section-availability { margin-bottom: 16px; }
.ak-availability { display: flex; flex-direction: column; gap: 10px; }
.ak-opt { display: flex; align-items: center; gap: 8px; }

/* --- CHECKBOXY --- */
.ak-check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid #ccc;
  background: #fff;
  transition: all .2s ease;
  min-height: 36px;
}
.ak-check:hover { background: #f1f1f1; border-color: #000; }
.ak-check.is-active {
  background: #000;
  border-color: #000;
}
.ak-check.is-active .ak-label-text { color: #fff; }

.ak-check input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }
.ak-checkmark {
  width: 18px;
  height: 18px;
  border: 2px solid #999;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  transition: all .2s ease;
}
.ak-check input:checked ~ .ak-checkmark {
  border-color: #000;
  background: #000;
}
.ak-check input:checked ~ .ak-checkmark::after {
  content: '✓';
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}
.ak-label-text { font-weight: 500; color: #222; font-size: 14px; }

/* --- INFO --- */
.ak-info {
  width: 20px; height: 20px; border-radius: 4px; border: 1px solid #333;
  background: #fff; font: 700 11px/18px system-ui;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: help; position: relative; padding: 0; flex-shrink: 0;
  transition: all .2s ease;
}
.ak-info:hover { background: #000; color: #fff; transform: scale(1.1); }

/* Tooltip */
.ak-info::after {
  content: attr(data-tip);
  position: absolute;
  left: 50%;
  top: calc(100% + 8px);
  transform: translateX(-50%);
  background: #111;
  color: #fff;
  font-size: 12px;
  line-height: 1.4;
  white-space: normal;
  width: max-content;
  max-width: 180px;
  padding: 8px 10px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 8px 20px rgba(0,0,0,.15);
  transition: opacity .15s ease;
  z-index: 9999;
}
.ak-info::before {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid #111;
  opacity: 0;
  transition: opacity .15s ease;
}
.ak-info:hover::after,
.ak-info:hover::before { opacity: 1; }
.filter-section-boolean { display: none !important; }