.kln-desc-collapse {
  position: relative;
}

.kln-desc-collapse .overflow_txt {
  position: relative;
  overflow: hidden;
  transition: max-height 0.45s cubic-bezier(0.2, 0.65, 0.25, 1);
  will-change: max-height;
}

.kln-desc-collapse .overflow_txt.preview {
  max-height: 420px;
}

.kln-desc-collapse .overflow_txt.preview::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #ffffff 90%);
  pointer-events: none;
}

.kln-desc-collapse .overflow_txt:not(.preview) {
  max-height: none;
}

.kln-desc-collapse .overflow_txt__trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 18px 0 4px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #506e50;
  background: transparent;
  border: 1px solid rgba(80, 110, 80, 0.3);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  user-select: none;
  line-height: 1;
}

.kln-desc-collapse .overflow_txt__trigger:hover,
.kln-desc-collapse .overflow_txt__trigger:focus-visible {
  background: rgba(80, 110, 80, 0.08);
  border-color: #506e50;
  outline: none;
}

.kln-desc-collapse .overflow_txt__trigger i {
  font-size: 16px;
  transition: transform 0.3s cubic-bezier(0.2, 0.65, 0.25, 1);
}

.kln-desc-collapse.is-expanded .overflow_txt__trigger i,
.kln-desc-collapse .overflow_txt__trigger.is_opened i {
  transform: rotate(180deg);
}

@media (max-width: 767.98px) {
  .kln-desc-collapse .overflow_txt.preview {
    max-height: 320px;
  }

  .kln-desc-collapse .overflow_txt__trigger {
    padding: 9px 16px;
    font-size: 13px;
    margin-top: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .kln-desc-collapse .overflow_txt,
  .kln-desc-collapse .overflow_txt__trigger i {
    transition: none !important;
  }
}