*{box-sizing:border-box;}
html,body{height:100%; margin:0;}
body{
  font-family:'Poppins', sans-serif;
  overflow:hidden;
}

.bg{
  position:fixed; inset:0;
  background: 
    linear-gradient(180deg, rgba(0,0,0,0.5), rgba(0,0,0,0.2)), 
    url('background.jpg') no-repeat center/cover;
  filter:saturate(1.1) contrast(1.05);
  animation: breathe 10s infinite alternate ease-in-out;
}

.bg::after{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(circle at center, transparent 70%, rgba(0,0,0,0.6) 100%);
}

@keyframes breathe {
  from{ filter:brightness(0.7) saturate(1.1); }
  to{   filter:brightness(1) saturate(1.3); }
}


/* Centering */
.wrapper{
  height:100vh;
  display:grid;
  place-items:center;
  padding:16px;
}

/* Glass card */
.card{
  width:min(500px,90%);
  background: rgba(18, 24, 32, 0.55);
  border:1px solid rgba(255,255,255,0.3);
  border-radius:20px;
  backdrop-filter:blur(15px);
  -webkit-backdrop-filter:blur(15px);
  padding:30px 25px;
  text-align:center;
  color:#fff;
  box-shadow:0 12px 30px rgba(0,0,0,.4);
  animation:fadeInUp 1s ease both;
  position:relative;
}



/* Logo */
.logo-box img{
  
  margin-bottom:15px;
  filter:drop-shadow(0 0 12px rgba(0,210,255,.7));
}

/* Title */
.card h1{
  font-size:26px;
  margin:0 0 15px;
  font-weight:700;
}

/* Links */
.card a{
  color:#00d2ff;
  text-decoration:none;
  font-weight:600;
  transition:all .3s ease;
}
.card a:hover{
  color:#3a7bd5;
  text-shadow:0 0 8px #00d2ff;
}

/* Animation */
@keyframes fadeInUp{
  from{opacity:0; transform:translateY(40px);}
  to{opacity:1; transform:translateY(0);}
}

/* Buton: opak, yüksek kontrast */
.btn{
  display:inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  background: linear-gradient(180deg, #0ea5b7, #067a8f); /* deniz tonu -> koyuya */
  color:#ffffff;
  font-weight:700;
  letter-spacing:.2px;
  text-decoration:none;
  text-shadow: 0 1px 2px rgba(0,0,0,.35);   /* yazıya hafif gölge */
  box-shadow: 0 10px 24px rgba(6,122,143,.45);
  border: 1px solid rgba(255,255,255,.18);
  transition: transform .15s ease, box-shadow .2s ease, filter .2s ease;
}
.btn:hover{
  transform: translateY(-2px);
  filter: brightness(1.05);
  box-shadow: 0 14px 30px rgba(6,122,143,.55);
}
.btn:active{ transform: translateY(0) scale(.98); }

/* Butonun arkasına koyu halo */
.actions{
  position: relative;
  display: inline-block;
}
.actions::before{
  content:"";
  position:absolute;
  inset:-18px -28px;              /* halonun boyutu */
  border-radius: 40px;
  background: radial-gradient(ellipse at center,
              rgba(0,0,0,.35) 0%,
              rgba(0,0,0,.25) 45%,
              rgba(0,0,0,0) 70%);
  filter: blur(10px);
  z-index:-1;                      /* butonun altında kalsın */
}

/* Menü Butonları */
.menu-buttons{
  margin: 20px 0;
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.menu-btn{
  display: inline-block;
  padding: 12px 20px;
  border-radius: 12px;
  background: #000000;
  color: #ffffff !important;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  text-shadow: 0 1px 2px rgba(0,0,0,.3);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255,255,255,.2);
  transition: all .3s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.menu-btn::before{
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: left .5s ease;
}

.menu-btn:hover{
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
  filter: brightness(1.1);
}

.menu-btn:hover::before{
  left: 100%;
}

.menu-btn:active{
  transform: translateY(-1px);
}

.store-buttons{
  margin-top:20px;
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
}

.store-btn{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 18px;
  border-radius:14px;
  text-decoration:none;
  color:#fff !important;
  font-family:'Poppins',sans-serif;
  font-size:14px;
  line-height:1.2;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
  transition:transform .15s ease, box-shadow .15s ease, filter .15s ease, background .2s ease;
  border:1px solid rgba(255,255,255,.35);
  backdrop-filter: blur(6px);
}

.store-btn img {
  height: 28px;
  width: auto;
}

/* Kırmızı ton – örnekteki gibi sıcak degrade */
.store-btn--red{
  background: linear-gradient(180deg, #FF5848 0%, #ED3A2E 60%, #D92B20 100%);
}

.store-btn:hover{
  transform: translateY(-2px);
  box-shadow:0 12px 28px rgba(0,0,0,.35);
  filter: saturate(1.05) brightness(1.02);
}

/* Metin */
.store-btn span small{
  opacity:.9;
  font-weight:500;
}
.store-btn span strong{
  font-weight:700;
}

/* SVG ikonlar beyaz */
.store-btn svg{
  flex:0 0 22px;
  width:22px; height:22px;
  display:block;
}

/* Eğer PNG kullanacaksan (SVG yerine) ikonları beyaz yapmak için: */
/* .store-btn img{ width:22px;height:22px; object-fit:contain; filter:brightness(0) invert(1);} */