/* Genel görünüm */
body {
  background: linear-gradient(135deg, #fdfbfb, #ebedee);
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
}

/* Sayfa başlığı */
h1 {
  color: #222;
  font-size: 2rem;
  font-weight: bold;
}

/* Kart düzeni */
.card {
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
  border: none;
  border-radius: 12px;
  transition: transform 0.2s;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.card:hover {
  transform: scale(1.01);
}

/* Kapak resmi */
.card-img-top {
  height: 350px;
  width: 100%;
  object-fit: contain;
  background: #fff;
  padding: 10px;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
}

/* Kart metin ve buton */
.card-body {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.card-text {
  font-size: 0.95rem;
  color: #555;
  margin-bottom: 1rem;
}

/* PDF İndir butonu */
.btn-primary {
  background-color: #0069d9;
  border-color: #0062cc;
  font-size: 0.95rem;
}

.btn-primary:hover {
  background-color: #0053ba;
}

/* Mobil ve tablet uyumu */
@media (max-width: 768px) {
  .card-img-top {
    height: 280px;
  }

  h1 {
    font-size: 1.6rem;
  }
}

@media (max-width: 576px) {
  .card-img-top {
    height: 230px;
  }

  .card-title {
    font-size: 1rem;
  }

  .card-text {
    font-size: 0.9rem;
  }
}