/* Feyza "Sık Tercih Edilen Sistemlerimiz" — yatay genişleyen akordeon (Ereğli uyarlaması) */
.feature-accordion {
  display: flex;
  gap: 16px;
  height: 460px;
}
.feature-acc-item {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  border-radius: 22px;
  overflow: hidden;
  text-decoration: none;
  isolation: isolate;
  box-shadow: 0 16px 40px rgba(11, 26, 18, .14);
  transition: flex .5s cubic-bezier(.22,.61,.36,1), box-shadow .5s ease;
}
.feature-acc-item.active {
  flex: 3.5 1 0;
  box-shadow: 0 28px 64px rgba(11, 26, 18, .24);
}
.feature-acc-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 1.1s cubic-bezier(.22,.61,.36,1);
}
.feature-acc-item.active .feature-acc-bg { transform: scale(1); }
.feature-acc-item::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(0deg, rgba(8,17,12,.94) 0%, rgba(8,17,12,.55) 38%, rgba(8,17,12,.10) 68%, rgba(8,17,12,.28) 100%);
  transition: background .4s ease;
}
.feature-acc-icon {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 3;
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  font-size: 22px;
  line-height: 1;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.feature-acc-badge {
  position: absolute;
  top: 18px; right: 16px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--primary-dark, #0F7C38);
  background: linear-gradient(135deg, #E7F8EC, #BBF0CC);
  padding: 6px 12px;
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(22, 163, 74, .28);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity .4s ease, transform .4s ease;
}
.feature-acc-item.active .feature-acc-badge { opacity: 1; transform: none; }
.feature-acc-vtitle {
  position: absolute;
  left: 50%;
  bottom: 26px;
  z-index: 2;
  writing-mode: vertical-rl;
  transform: translateX(-50%) rotate(180deg);
  transform-origin: center;
  white-space: nowrap;
  color: #fff;
  font-family: 'Clash Display', 'Inter', sans-serif;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .05em;
  text-shadow: 0 2px 12px rgba(0,0,0,.45);
  transition: opacity .3s ease;
}
.feature-acc-item.active .feature-acc-vtitle { opacity: 0; }
.feature-acc-panel {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity .4s ease .08s, transform .45s cubic-bezier(.22,.61,.36,1) .08s;
}
.feature-acc-item.active .feature-acc-panel { opacity: 1; transform: none; pointer-events: auto; }
.feature-acc-title {
  font-family: 'Clash Display', 'Inter', sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 6px;
  line-height: 1.2;
}
.feature-acc-slogan {
  display: block;
  color: #BBF0CC;
  font-style: italic;
  font-size: 14px;
  line-height: 1.45;
  margin-bottom: 6px;
}
.feature-acc-intro {
  display: block;
  color: rgba(255, 255, 255, .85);
  font-size: 13.5px;
  line-height: 1.6;
  margin-bottom: 18px;
  max-width: 520px;
}
.feature-acc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-dark, #0F7C38);
  background: linear-gradient(135deg, #E7F8EC, #BBF0CC);
  font-weight: 700;
  font-size: 14px;
  padding: 11px 24px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(22, 163, 74, .28);
}
.feature-acc-link svg {
  width: 14px; height: 14px;
  stroke: currentColor; fill: none; stroke-width: 2.2;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform .25s ease;
}
.feature-acc-item.active .feature-acc-link:hover svg { transform: translateX(4px); }

@media (max-width: 991px) {
  .feature-accordion { height: 420px; gap: 12px; }
  .feature-acc-intro { display: none; }
}
@media (max-width: 700px) {
  .feature-accordion { flex-direction: column; height: auto; gap: 14px; }
  .feature-acc-item, .feature-acc-item.active { flex: 1 1 auto; height: 200px; }
  .feature-acc-bg { transform: scale(1); }
  /* Mobilde görsel üzerindeki metin/etiketleri kaldır, sadece görsel kalsın */
  .feature-acc-vtitle,
  .feature-acc-badge,
  .feature-acc-icon,
  .feature-acc-panel { display: none; }
  .feature-acc-item::after { background: linear-gradient(0deg, rgba(8,17,12,.28) 0%, rgba(8,17,12,.08) 45%, transparent 100%); }
}