* {
  box-sizing: border-box;
  max-width: 100%;
  word-wrap: break-word;
}

img, iframe, video {
  max-width: 100%;
  height: auto;
}
  html, body {
  height: 100%;             /* Tüm sayfa boyu */
  margin: 0;                /* Boşlukları sıfırla */
  display: flex;            /* Flex düzen */
  flex-direction: column;   /* Dikey akış */
  color: #fff; /* tüm yazılar beyaz */
  background: 
  radial-gradient(circle at var(--x1, 20%) var(--y1, 20%), hsla(235, 100%, 10%, 1) 1%, hsla(235, 100%, 0%, 1.4) 40%, hsla(235, 100%, 5%, 0) 80%),
  radial-gradient(circle at var(--x2, 80%) var(--y2, 80%), hsla(235, 100%, 10%, 1) 0%, hsla(235, 100%, 0%, 1.4) 40%, hsla(235, 100%, 10%, 1) 80%),
#000;
  background-attachment: fixed;
  overflow-x: hidden;

  }

a,
a:visited,
.navbar a,
.navbar a:hover,
.navbar a:focus,
.navbar a:active,
a:hover {
  color: #fff;
  text-decoration: none;
  outline: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}
nav.navbar {
  backdrop-filter: blur(4px);
}

footer {
  backdrop-filter: blur(4px);
  transform: translateY(30px);
  animation: fadeUp 1s ease forwards;
}
.footer-text {
  color: #fff !important;   /* Yazıyı beyaz yap */
  text-shadow: 0 2px 6px rgba(0,0,0,0.6); /* Arka plana karşı belirgin olsun */
}
h1, h2, h3, h4, h5, h6, p, a, footer {
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
  word-break: break-word;
  overflow-wrap: break-word;
}

ul{
  font-size: 1.5rem;
  gap: 2rem;
}
.navbar-nav .nav-link {
  position: relative;
  color: #fff;
  transition: color 0.5s ease;
  padding-bottom: 5px; /* çizgiye biraz yer aç */
}

/* Çizgi efekti */
.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 2px;
  background: #fff;
  transition: width 0.5s ease;
}

/* Hover olunca çizgi genişliyor */
.navbar-nav .nav-link:hover::after {
  width: 100%;
}
.welcome-text {
  font-size: 3rem;
  font-weight: bold;
  text-align: center;
  margin-top: 200px; /* ortalamak için */
  opacity: 0; 
  transform: translateY(30px); /* biraz aşağıdan başlasın */
  animation: fadeDown 1s ease forwards; 
}

/* Fade-Up animasyonu */
@keyframes fadeUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeDown {
  0% {
    opacity: 0;
    transform: translateY(-30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 991px) {
  .navbar-collapse {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    border-radius: 0.3rem;
    margin-top: 1rem;
  }
  .navbar-nav .nav-link {
    display: block;
    padding: 10px 0;
  }
}
@media (max-width: 768px) {
  .container {
    padding: 10px;
    margin: 0 auto;
  }
}
.card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}
.social-links a i {
  font-size: 2rem;
  color: rgba(255,255,255,1);
  transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover i {
  transform: scale(1.2);
}

/* Özel renkler */
.social-links a.linkedin:hover i {
  color: #0A66C2 !important; /* LinkedIn mavi */
}
.social-links a.instagram:hover i {
  color: #E1306C !important; /* Instagram pembe */
}
.social-links a.github:hover i {
  color: #333 !important; /* GitHub siyah */
}