/*
   Krafttürk - Referanslar Sayfası Stilleri
   reference.css
*/

.ref-detail-section,
.ref-list-section {
  padding: var(--section-padding) 0;
  margin-bottom: 2rem;
  position: relative;
}

/* =========================================
   REFERANS GRID (Liste & Detay)
   ========================================= */

.ref-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.ref-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

/* =========================================
   REFERANS KUTUSU (Ana Sayfa Tasarımı)
   ========================================= */

.ref-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
  cursor: pointer;
  height: 100%;
}

.ref-card:hover {
  border-color: transparent;
  -webkit-transform: translateY(-12px) !important;
  -ms-transform: translateY(-12px) !important;
  transform: translateY(-12px) !important;
  box-shadow: var(--shadow-xl);
}

.ref-card a {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
}

.ref-card .ref-thumb {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--gray-100);
}

.ref-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
  transition: all var(--transition-base);
  filter: brightness(1.15) contrast(0.95);
  display: block;
}

.ref-card:hover img {
  transform: scale(1.05);
}

.ref-info {
  padding: 1.5rem 1.25rem;
  background: var(--white);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ref-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy-dark);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.ref-cat {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.4;
}

/* =========================================
   REFERANS KATEGORI KUTUSU (Liste Sayfası)
   ========================================= */

.ref-category-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--navy-dark);
  transition: all var(--transition-base);
  cursor: pointer;
  aspect-ratio: 4/5;
  filter: brightness(1.15) contrast(0.95);
}

.ref-category-card .ref-cat-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
  transition: all 0.5s ease;
}

.ref-category-card .ref-cat-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 70%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.3) 30%, rgba(0, 0, 0, 0) 60%);
  transition: all 0.4s ease;
}


.ref-category-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.ref-category-card:hover .ref-cat-bg {
  transform: scale(1.05);
  opacity: 0.7;
}

.ref-category-card a {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  width: 100%;
  height: 100%;
  text-decoration: none;
  padding: 1.5rem;
  text-align: left;
}

.ref-category-title {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
}

.btn-back {
  color: var(--navy-dark);
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

.btn-back:hover {
  color: var(--white);
  background: var(--primary);
  border-color: var(--primary);
}

/* =========================================
   MOBIL SLIDER (Detay Sayfası)
   ========================================= */

.full-width-slider {
  display: none;
}

/* =========================================
   RESPONSIVE
   ========================================= */

@media (max-width: 1024px) {
  .ref-grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .ref-grid-4 {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .ref-card .ref-thumb {
    aspect-ratio: 16/9;
  }

  .ref-card img {
    aspect-ratio: 16/9;
  }
}

@media (max-width: 768px) {

  .ref-detail-section,
  .ref-list-section {
    margin-bottom: 3rem;
  }

  .ref-grid-3 {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .ref-grid-4 {
    display: none;
  }

  .full-width-slider {
    display: block;
    margin-bottom: 40px;
  }

  .ref-category-card {
    aspect-ratio: 1 / 1;
  }

  .ref-card {
    border-radius: var(--radius-lg);
  }

  .ref-card:hover {
    transform: translateY(-8px) !important;
  }

  .ref-info {
    padding: 1rem 0.875rem;
  }

  .ref-title {
    font-size: 0.9375rem;
  }

  .ref-cat {
    font-size: 0.8125rem;
  }

  .ref-category-card a {
    padding: 1.25rem;
  }

  .ref-category-title {
    font-size: 1.25rem;
  }
}

@media (max-width: 576px) {
  .ref-grid-3 {
    grid-template-columns: 1fr;
    gap: 0.875rem;
  }

  .ref-grid-4 {
    display: none;
  }

  .ref-card {
    border-radius: var(--radius-lg);
  }

  .ref-card:hover {
    transform: translateY(-6px) !important;
  }

  .ref-info {
    padding: 0.875rem 0.75rem;
  }

  .ref-title {
    font-size: 0.875rem;
  }

  .ref-cat {
    font-size: 0.75rem;
  }

  .ref-category-card a {
    padding: 1rem;
  }

  .ref-category-title {
    font-size: 1.125rem;
  }
}