body {
    background-image: url(siyah-beyaz.png);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    margin: 0;
    min-height: 100vh;
    background-color: rgba(1, 1, 1, 0.7);
    background-blend-mode: overlay;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

/* BAŞLIKLAR */
h1 {
    color: rgb(225, 255, 255);
    font-size: 4rem; /* Daha responsive boyut */
    text-align: center;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    margin: 2rem 0;
    padding: 0 20px;
}

h2 {
    color: white;
    text-align: center;
    font-size: 2.5rem;
    margin: 3rem 0 2rem 0;
}

/* MENÜ */
.menu {
    background: rgba(128, 128, 128, 0.9);
    text-align: center;
    padding: 25px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(5px);
}

.menu a {
    color: rgb(8, 52, 90);
    font-size: 1.3rem;
    text-decoration: none;
    margin: 0 1.5rem;
    padding: 10px 20px;
    border-radius: 5px;
    transition: all 0.3s ease;
    display: inline-block;
    font-weight: 600;
}

.menu a:hover {
    background-color: aqua;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* HAKKIMDA BÖLÜMÜ */
.hakkimda-kutusu {
    display: flex;
    flex-wrap: wrap; /* Mobil için */
    gap: 40px;
    padding: 40px 5%;
    align-items: center;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hakkimda-yazi {
    flex: 1;
    min-width: 300px;
    padding: 20px;
}

.hakkimda-foto {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.hakkimda-foto img {
    width: 100%;
    max-width: 300px;
    height: auto;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 3px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

.hakkimda-foto img:hover {
    transform: scale(1.03);
}

/* PARAGRAF STİLLERİ */
p {
    color: white;
    text-align: justify;
    line-height: 1.8;
    font-size: 1.1rem;
    padding: 10px 0;
    margin: 0;
}

b {
    color: aqua;
    font-weight: 600;
}

/* TABLO */
table {
    margin: 20px auto;
    text-align: center;
    border-collapse: collapse;
    width: 90%;
    max-width: 800px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

/* RESPONSIVE TASARIM */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .menu a {
        display: block;
        margin: 10px auto;
        width: 80%;
        max-width: 250px;
    }
    
    .hakkimda-kutusu {
        flex-direction: column;
        padding: 20px;
    }
    
    .hakkimda-yazi,
    .hakkimda-foto {
        min-width: 100%;
    }
    
    .hakkimda-foto img {
        max-width: 300px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .hakkimda-kutusu {
        padding: 30px;
    }
    
    h1 {
        font-size: 3rem;
    }
}
.icon-seridi{
    background-color: rgba(225,225, 225, 0.3);
    width: 100%;
    padding: 20px 0;
    display: flex !important;
    flex-direction: row !important;
    justify-content: center;
    align-items: center;
    gap: 40px !important;
    flex-wrap: wrap;
}
.icon-seridi img{
    filter:brightness(0) invert(1);
    width: 100px;
    height: auto;
    
}



.yaptiklarim {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.kucuk-resim {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s ease;
}


.kucuk-resim:hover {
    transform: scale(1.05);
}

/* Checkbox gizle */
.lightbox-toggle {
    display: none;
}

/* Lightbox - Başlangıçta gizli */
.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    text-align: center;
    padding-top: 50px;
    animation: fadeIn 0.3s;
}

/* Her bir lightbox için özel seçiciler */
#lightbox-toggle1:checked ~ #lightbox1,
#lightbox-toggle2:checked ~ #lightbox2,
#lightbox-toggle3:checked ~ #lightbox3,
#lightbox-toggle4:checked ~ #lightbox4,
#lightbox-toggle5:checked ~ #lightbox5,
#lightbox-toggle6:checked ~ #lightbox6,
#lightbox-toggle7:checked ~ #lightbox7,
#lightbox-toggle8:checked ~ #lightbox8,
#lightbox-toggle9:checked ~ #lightbox9, 
#lightbox-toggle10:checked ~ #lightbox10,
#lightbox-toggle11:checked ~ #lightbox11,
#lightbox-toggle12:checked ~ #lightbox12,
#lightbox-toggle13:checked ~ #lightbox13,
#lightbox-toggle14:checked ~ #lightbox14,
#lightbox-toggle15:checked ~ #lightbox15,
#lightbox-toggle16:checked ~ #lightbox16,
#lightbox-toggle17:checked ~ #lightbox17,
#lightbox-toggle18:checked ~ #lightbox18,
#lightbox-toggle19:checked ~ #lightbox19,
#lightbox-toggle20:checked ~ #lightbox20,
#lightbox-toggle21:checked ~ #lightbox21{
    display: block;
}

/* Kapatma için */
#lightbox-close:checked ~ .lightbox {
    display: none;
}

/* ESC tuşu ve dışarı tıklama desteği */
.lightbox::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

/* Büyük resim */
.buyuk-resim {
    max-width: 90%;
    max-height: 80vh;
    margin: auto;
    display: block;
    animation: zoomIn 0.3s ease;
    position: relative;
    z-index: 1002;
}

/* Kapat butonu */
.kapat {
    position: absolute;
    top: 20px;
    right: 35px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
}

.kapat:hover {
    color: #ccc;
}

/* Açıklama */
.aciklama {
    color: white;
    padding: 15px;
    font-size: 18px;
    text-align: center;
    position: relative;
    z-index: 1002;
}

/* Animasyonlar */
@keyframes fadeIn {
    from {opacity: 0;}
    to {opacity: 1;}
}

@keyframes zoomIn {
    from {transform: scale(0.8); opacity: 0;}
    to {transform: scale(1); opacity: 1;}
}

/* Resim kapsayıcısı */
.resim-kapsayici {
    position: relative;
}
.footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px; /* Resimler arası boşluk */
}

.footer a {
    margin: 0; /* Flexbox olduğu için gerek yok */
}

.footer img {
    transition: transform 0.3s;
}

.footer img:hover {
    transform: scale(1.1);
}
.icon-boyutu{
    width: 100%; 
    max-width: 100px;
    height: 100px;
}
/* ========== POP-UP STİLLERİ ========== */
.popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  z-index: 9999;
  animation: fadeIn 0.5s ease;
}

.popup-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: linear-gradient(135deg, #1a2980, #26d0ce);
  padding: 40px;
  border-radius: 20px;
  text-align: center;
  width: 90%;
  max-width: 550px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
  border: 3px solid #00ffff;
  animation: popupIn 0.6s ease;
}

.popup-content h3 {
  color: white;
  font-size: 2.2rem;
  margin-bottom: 20px;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.popup-content p {
  color: #f0f8ff;
  font-size: 1.3rem;
  line-height: 1.7;
  margin-bottom: 30px;
  font-weight: 500;
}

.popup-button {
  display: inline-block;
  background-color: #00ffff;
  color: #1a2980;
  padding: 15px 40px;
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  font-size: 1.3rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  box-shadow: 0 5px 15px rgba(0, 255, 255, 0.4);
}

.popup-button:hover {
  background-color: transparent;
  color: #00ffff;
  border-color: #00ffff;
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 255, 255, 0.6);
}

.close-popup {
  position: absolute;
  top: 20px;
  right: 25px;
  color: white;
  font-size: 36px;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.close-popup:hover {
  color: #00ffff;
  background-color: rgba(255, 255, 255, 0.1);
  transform: rotate(90deg);
}

/* Animasyonlar */
@keyframes popupIn {
  0% {
    opacity: 0;
    transform: translate(-50%, -60%) scale(0.8);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Responsive tasarım */
@media (max-width: 768px) {
  .popup-content {
    padding: 30px 20px;
    width: 95%;
  }
  
  .popup-content h3 {
    font-size: 1.8rem;
  }
  
  .popup-content p {
    font-size: 1.1rem;
  }
  
  .popup-button {
    padding: 12px 30px;
    font-size: 1.1rem;
  }
  
  .close-popup {
    font-size: 30px;
    top: 15px;
    right: 20px;
  }
}

@media (max-width: 480px) {
  .popup-content {
    padding: 25px 15px;
  }
  
  .popup-content h3 {
    font-size: 1.5rem;
  }
  
  .popup-content p {
    font-size: 1rem;
  }
  
  .popup-button {
    padding: 10px 25px;
    font-size: 1rem;
  }
}