html, body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, #000000, #89828f);
  overflow-x: hidden;
  box-sizing: border-box;
}

/* LOGO SOL ÜST */
.logo {
  width: 160px;
  height: auto;
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 100;
  cursor: pointer;
}

/* 3x5 GÖRSEL ALANI - KOLEKSİYON SAYFASI */
.gallery-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 3 kolon */
  grid-template-rows: repeat(5, auto); /* 5 satır */
  gap: 30px;
  padding: 160px 40px 60px 40px;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  flex: 1;
  box-sizing: border-box;
}

/* Container bağlantısı */
.photo-link {
  text-decoration: none;
  color: inherit;
}

/* Container kutusu */
.photo-box {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 6px 14px rgba(0,0,0,0.3);
  transition: transform 0.3s, box-shadow 0.3s;
}

.photo-box:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 20px rgba(0,0,0,0.4);
}

/* Görsel alanı büyük */
.photo-image {
  width: 100%;
  height: 380px; /* daha büyük */
  background-size: cover;
  background-position: center;
}

/* Görselin alt kısmındaki bilgi */
.photo-info {
  position: absolute;
  bottom: 0;
  width: 100%;
  background: rgba(0,0,0,0.6);
  color: #fff;
  text-align: center;
  padding: 14px 0;
  font-weight: 600;
  font-size: 18px;
}

/* SOSYAL İKONLAR SAĞ ALT SABİT */
.social-links {
  position: fixed;
  bottom: 25px;
  right: 25px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  z-index: 100;
}

.social-links a {
  color: #d4af37;
  font-size: 30px;
  transition: transform 0.3s, color 0.3s;
}

.social-links a:hover {
  color: #fff;
  transform: scale(1.2);
}

/* FOOTER */
footer {
  width: 100%;
  text-align: center;
  color: #d4af37;
  font-size: 14px;
  padding: 20px 10px;
  border-top: 1px solid rgba(212,175,55,0.3);
  background: transparent;
  margin-top: auto;
}

/* RESPONSIVE */
@media(max-width:1200px){
  .gallery-container {
    grid-template-columns: repeat(2, 1fr);
    padding-top: 160px;
  }
  .photo-image { height: 340px; }
}

@media(max-width:800px){
  .gallery-container {
    grid-template-columns: 1fr;
    padding-top: 180px;
  }
  .photo-image { height: 320px; }
  .photo-info { font-size: 16px; }
  .social-links a { font-size: 26px; }
  footer { font-size: 12px; }
}