/* Renk dokunuşları (beyaz + gri + mavi + turuncu) */
:root{
    --accent: #f97316;      /* turuncu */
    --line: #e5e7eb;        /* gri çizgi */
  }
  .text-accent{ color: var(--accent); }
  .border-accent{ border-color: var(--line) !important; }
  
  .navbar .nav-link{ color:#1f2937; }
  .navbar .nav-link:hover{ color:#0d6efd; }
  .dropdown-menu{ border-radius:12px; }
  .dropdown-item:hover{ background:#e8f1ff; }
  
  /* Hero */
  .hero-slide{
    min-height: 450px;
    background-size: cover;
    background-position: center;
  }

  /* Logo */
  .logo-img {
    height: 120px;        
    width: auto;         /* orantıyı bozmamak için */
    object-fit: contain; /* taşma olmasın */
  }

  /* Contact band (şık arka plan + ikon rozet) */
  .contact-band{
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    border: 1px solid #e5e7eb;
  }
  
  .icon-badge{
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #e8f1ff;        /* açık mavi */
    color: #0d6efd;             /* mavi ikon rengi */
    box-shadow: 0 1px 0 rgba(13,110,253,.1) inset;
    font-size: 1.1rem;
  }
  
  .contact-band .btn{
    border-radius: 10px;
  }
  
  /* Linkler daha temiz görünsün */
  a.link-underline{
    color: #132711;
  }
  a.link-underline:hover{
    color: #0245ab;
  }
  a{
    text-decoration: none;
  }

/* HERO okları */
#hero .carousel-control-prev,
#hero .carousel-control-next{
  width: 56px;              
  height: 56px;
  top: 50%;
  transform: translateY(-50%);
  opacity: .9;               
}

#hero .carousel-control-prev { left: 10px; }  
#hero .carousel-control-next { right: 10px; }

#hero .carousel-control-prev,
#hero .carousel-control-next{
  background: rgba(0,0,0,.25); /* küçük arka plan */
  border-radius: 999px;       
  backdrop-filter: blur(2px);
  transition: background .15s ease, opacity .15s ease, transform .15s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

/* Hover’da koyulaştır ve hafif büyüt */
#hero .carousel-control-prev:hover,
#hero .carousel-control-next:hover{
  background: rgba(0,0,0,.45);
  opacity: 1;
  transform: translateY(-50%) scale(1.05);
}

/* Ok ikonlarını ortala ve biraz büyüt */
#hero .carousel-control-prev-icon,
#hero .carousel-control-next-icon{
  width: 20px;
  height: 20px;
  filter: invert(1); /* beyaz ok */
}

/* --- Ürün kartı resim düzeni (multi split fix) --- */
.card-img-top {
  width: 100% !important;
  height: 220px !important;
  object-fit: contain !important; /* orantılı sığdır */
  background-color: #fff !important;
  padding: 10px !important;
  display: block !important;
  margin: 0 auto !important;
}

/* Mobil ekranlarda biraz küçültelim */
@media (max-width: 768px) {
  .card-img-top {
    height: 160px !important;
  }
}



/* Küçük ekranlar */
@media (max-width: 576px){
  #hero .carousel-control-prev,
  #hero .carousel-control-next{
    width: 44px;
    height: 44px;
  }
  #hero .carousel-control-prev { left: 6px; }
  #hero .carousel-control-next { right: 6px; }
}
  
  /* Kartlar */
  .card img{ height: 300px; object-fit: cover; }
  @media (max-width:576px){ .card img{ height: 160px; } }

  /* Referans grid */
  .ref-img{ width:100%; height:160px; object-fit:cover; border-radius:12px; }
  
  /* CTA */
  .cta{ background-image: linear-gradient(90deg,#0d6efd, #003095); }
  
/* === MEGA DROPDOWN: Taşma yok, default kapalı, grid düzgün === */
.navbar .dropdown.position-static { position: static; } /* menüyü container genişliğine yaymak için */

.navbar .dropdown-menu.mega-dropdown{
  display: none;              /* default kapalı */
  position: absolute;
  left: 70%;
  top: 60%;
  z-index: 1050;
  width: 30%;
  padding: 1rem 1rem;
  border-radius: 12px;
  border: 1px solid #e6e9ee;
  background: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,.08);
  max-height: 60vh;           /* çok yüksekse scroll */
  overflow-y: auto;
}

/* Bootstrap ‘.show’ class’ı geldiğinde görünür olsun */
.navbar .dropdown-menu.mega-dropdown.show{
  display: block;
}

/* İç grid: düzgün kolonlar */
.mega-dropdown .row{
  --bs-gutter-x: 1rem;
  --bs-gutter-y: .5rem;
  display: flex;
  flex-wrap: wrap;
}
.mega-dropdown .col-12{ margin-bottom: .25rem; }

/* Linkler */
.mega-dropdown .dropdown-item{
  white-space: nowrap;
  border-radius: 6px;
  padding: .45rem .75rem;
  transition: background .15s ease, color .15s ease;
}
.mega-dropdown .dropdown-item:hover{
  background: #f1f5ff;
  color: #0a66c2;
}

/* Küçük ekran: menü statik/dikey */
@media (max-width: 991.98px){
  .navbar .dropdown-menu.mega-dropdown{
    position: static;
    max-height: none;
    width: 100%;
    box-shadow: none;
    border: 0;
    padding: .5rem 0;
  }
}

.home-banners {
  margin: 20px 0;
}

.home-banners .container-fluid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 20px;
}

.banner-item img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
  transition: transform 0.3s ease;
}

.banner-item img:hover {
  transform: scale(1.04);
}

/* Tablet */
@media (max-width: 992px) {
  .home-banners .container-fluid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobil */
@media (max-width: 576px) {
  .home-banners .container-fluid {
    grid-template-columns: 1fr;
  }
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.brand-item {
  background: #fff;
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 15px 30px rgba(0,0,0,0.18);
}

.brand-item img {
  width: 220px;
  height: 180px;
  object-fit: contain;
}

.brand-item:hover {
  transform: scale(1.06);
  box-shadow: 0 15px 30px rgba(0,0,0,0.18);
}

/* Tablet */
@media (max-width: 992px) {
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobil */
@media (max-width: 576px) {
  .brands-grid {
    grid-template-columns: 1fr;
  }
}





/* ÜRÜNLER CSS BÖLÜMLERİ */

/* Airfel Multi Split Inverter Klima Dış Ünite 2LMX50N 18000BTU */
#urunDetayTabs .nav-link {
  font-weight: 500;
  color: #333;
  border-radius: 8px 8px 0 0;
  transition: all 0.2s ease;
}
#urunDetayTabs .nav-link.active {
  background-color: #0d6efd;
  color: #fff !important;
}
/* Özellik ikonları */
.feature-icon {
  max-width: 80px;
  height: 80px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}
/* Blue icons */
.blue-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  opacity: 0.9;
  transition: 0.2s;
}
.blue-icon:hover {
  transform: scale(1.1);
  opacity: 1;
}
/* Inverter görseli */
#inverter img {
  max-width: 800px;
}

.feature-section {
  padding: 80px 0;
  background: #ffffff;
}

.feature-section.dark {
  background: #0f1b2d;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 40px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #111;
}

.section-title.white {
  color: #ffffff;
}

.feature-section p {
  font-size: 16px;
  line-height: 1.7;
  color: #444;
}

.feature-section.dark p {
  color: #e0e0e0;
}

.feature-list {
  margin: 30px 0;
  padding-left: 20px;
}

.feature-list li {
  font-size: 15px;
  margin-bottom: 10px;
  color: #eaeaea;
  list-style: disc;
}

.feature-section img {
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
  .section-title {
    font-size: 22px;
    text-align: center;
  }

  .feature-section {
    padding: 50px 0;
  }
}



/* ÜRÜNLER CSS BÖLÜMLERİ */







/* KAPASİTE HESAPLAMA ALANI */
/* FAB */
#btu-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  background: linear-gradient(135deg,#0d6efd,#0b5ed7);
  color:#fff;
  border:none;
  border-radius:999px;
  padding:16px 28px;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  box-shadow:0 12px 30px rgba(13,110,253,.4);
}

/* OVERLAY */
#btu-modal-overlay {
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.65);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:9999;
}

/* MODAL */
.btu-modal {
  width:100%;
  max-width:700px;
}

.btu-box {
  background:#fff;
  border-radius:20px;
  overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.4);
}

/* HEADER */
.btu-header {
  padding:24px 30px;
  background:#f8f9fc;
  display:flex;
  justify-content:space-between;
}

.btu-subtitle {
  font-size: 14px;
  padding: 10px 0px 0px 24px;
  color: #6c757d;
  margin-top: 4px;
}

.btu-header h5 {font-size:20px;font-weight:700;}
.btu-close {font-size:28px;background:none;border:none;cursor:pointer;}

/* PROGRESS */
.btu-progress {
  height:6px;
  background:#e9ecef;
}
.btu-progress-bar {
  height:100%;
  width:25%;
  background:#0d6efd;
  transition:.3s;
}

/* STEPS */
.btu-steps {padding:30px;}
.btu-step {display:none;}
.btu-step.active {display:block;}
.btu-step h6 {font-size:18px;color:#0d6efd;margin-bottom:18px;}

label {margin-top:14px;display:block;font-weight:600;}
input,select {
  width:100%;
  padding:14px;
  font-size:16px;
  border-radius:10px;
  border:1px solid #ddd;
}

/* GRID */
.facade-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}

.facade-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.facade-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  background: #f9fafb;
  transition: all .2s ease;
}

.facade-item:hover {
  background: #eef4ff;
  border-color: #0d6efd;
}

.facade-item input {
  accent-color: #0d6efd;
}


/* RESULT CARDS */
.btu-cards {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.btu-card {
  background:#f1f5ff;
  padding:22px;
  border-radius:14px;
  text-align:center;
}

.btu-card.highlight {
  border: 2px solid #0d6efd;
  background: #eaf1ff;
}

.btu-card strong {font-size:20px;color:#0d6efd;}

.btu-cta {
  margin-top: 20px;
  font-size: 15px;
  text-align: center;
  color: #444;
}

.btu-link {
  display: block;
  margin: 10px auto 0;
  width: fit-content;
  padding: 10px 20px;
  background: #0b5ed7;
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

.btu-link:hover {
  background: #084298;
}


/* FOOTER */
.btu-footer {
  padding:22px 30px;
  display:flex;
  gap:12px;
  border-top:1px solid #eee;
}
.btu-footer button {
  flex:1;
  padding:14px;
  border-radius:10px;
  font-size:16px;
  border:none;
}
#nextStep {background:#0d6efd;color:#fff;}