/* Optional section spacing */
[data-card="kellersanierung"] .cert_section{
  margin: 18px 0 28px;
}

[data-card="kellersanierung"] .cert_title{
  margin: 0 0 10px;
  font-family: Inter, sans-serif;
  font-size: 16px;
  color: #1d4266;
}

/* Show/Hide button (only used in section 1) */
[data-card="kellersanierung"] .cert_toggleBtn{
  display: block;
  margin: 0 auto 12px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,.15);
  background: #004faf ;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(0,0,0,.08);
  margin-top: 1.5rem;
}

/* Optional: different style for Hide */
[data-card="kellersanierung"] .cert_toggleText.cert_hideFont{
  font-family: Inter, sans-serif;
  color: #ffffff;
}

[data-card="kellersanierung"] .cert_toggleText{
  font-family: Inter, sans-serif;
  font-size: 14px;
  color: #ffffff;
  line-height: 1;
}

/* Hidden state (for slider1) */
[data-card="kellersanierung"] .cert_isHidden{
  display: none;
}

/* Slider wrapper */
[data-card="kellersanierung"] .cert_slider{
  width: min(500px, 95vw);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
  height: 400px;
}

/* Track */
[data-card="kellersanierung"] .cert_track{
  display: flex;
  height: 100%;
  transition: transform 420ms ease;
  will-change: transform;
}

/* Slide */
[data-card="kellersanierung"] .cert_slide{
  min-width: 100%;
  height: 100%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* Images */
[data-card="kellersanierung"] .image_ref{
  width: auto;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}


/* Images */
[data-card="kellersanierung"] .gallery13_image{
  width: auto;
  height: 100%;
  max-width: 100%;
  object-fit: contain;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}

/* Arrows */
[data-card="kellersanierung"] .cert_arrow{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: rgba(20, 24, 28, 0.55);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 22px;
  z-index: 5;
}
[data-card="kellersanierung"] .cert_arrow.cert_left{ left: 14px; }
[data-card="kellersanierung"] .cert_arrow.cert_right{ right: 14px; }

/* Dots */
[data-card="kellersanierung"] .cert_dots{
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(6px);
}
[data-card="kellersanierung"] .cert_dot{
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(255,255,255,.55);
  border: 0;
  cursor: pointer;
}
[data-card="kellersanierung"] .cert_dot.cert_active{ background: #fff; }