@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&display=swap');

*{
  box-sizing:border-box;
}

body{
  margin:0;
  font-family:'Montserrat',sans-serif;
  background:linear-gradient(180deg,#0f2052,#3b1b6e);
  background-attachment:fixed;
  color:#f5f5f5;
  line-height:1.6;
}

header{
  position:fixed;
  top:0;
  left:0;
  width:100%;
  z-index:1000;
  background:rgba(10,13,33,0.7);
  backdrop-filter:blur(10px);
}

.navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  max-width:1200px;
  margin:0 auto;
  padding:10px 20px;
}

.logo{
  font-size:1.5rem;
  font-weight:700;
  letter-spacing:1px;
}

.nav-menu{
  list-style:none;
  display:flex;
  margin:0;
  padding:0;
}

.nav-menu li{
  margin-left:20px;
}

.nav-menu a{
  color:#f5f5f5;
  text-decoration:none;
  font-weight:500;
  transition:color 0.3s ease;
}

.nav-menu a:hover{
  color:#8ab4ff;
}

 
.nav-toggle{
  display:none;
}

.nav-toggle-label{
  display:none;
  width:30px;
  height:25px;
  flex-direction:column;
  justify-content:space-between;
  cursor:pointer;
}

.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after{
  display:block;
  background:#f5f5f5;
  height:3px;
  width:100%;
  border-radius:2px;
  position:relative;
  transition:transform 0.3s ease;
}

.nav-toggle-label span::before{
  content:'';
  position:absolute;
  top:-8px;
}

.nav-toggle-label span::after{
  content:'';
  position:absolute;
  top:8px;
}

 
.hero{
  height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  position:relative;
  color:#ffffff;
}

.hero::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background-image:url('images/cosmo_blue.png');
  background-repeat:no-repeat;
  background-position:center;
  background-size:contain;
  opacity:0.15;
  z-index:0;
}

.hero::after{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background:rgba(0,0,0,0.55);
  z-index:1;
}

.hero-content{
  position:relative;
  z-index:2;
  max-width:800px;
  padding:0 20px;
}

.hero h1{
  font-size:2.8rem;
  margin-bottom:20px;
}

.hero p{
  font-size:1.2rem;
  margin-bottom:30px;
}

.btn{
  display:inline-block;
  padding:12px 25px;
  border-radius:30px;
  background:linear-gradient(45deg,#6b8df6,#a684e3);
  color:#fff;
  text-decoration:none;
  font-weight:600;
  transition:transform 0.2s ease;
}

.btn:hover{
  transform:scale(1.05);
}

 
.section{
  padding:80px 0;
  background:rgba(10,13,33,0.85);
  backdrop-filter:blur(2px);
  border-top:1px solid rgba(255,255,255,0.05);
  border-bottom:1px solid rgba(255,255,255,0.05);
}

.container{
  width:90%;
  max-width:1100px;
  margin:0 auto;
}

.about h2,
.screenshots h2,
.developers h2,
.community h2,
.release h2,
.faq h2{
  text-align:center;
  margin-bottom:40px;
  font-size:2rem;
}

.screenshot-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:20px;
}

.screenshot-grid img{
  width:100%;
  border-radius:10px;
  box-shadow:0 4px 10px rgba(0,0,0,0.4);
  transition:transform 0.3s ease, box-shadow 0.3s ease;
}

.screenshot-grid img:hover{
  transform:scale(1.03);
  box-shadow:0 6px 15px rgba(0,0,0,0.5);
}

 
.dev-cards{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-around;
  gap:20px;
}

.dev-card{
  background:rgba(255,255,255,0.05);
  border-radius:15px;
  padding:40px 25px;
  flex:1 1 280px;
  max-width:320px;
  text-align:left;
  transition:background 0.3s ease, transform 0.3s ease;
}

.dev-card img{
  display:none;
}

.dev-card h3{
  margin:0 0 5px;
  font-size:1.4rem;
}

.dev-card .role{
  color:#8ab4ff;
  font-size:0.85rem;
  margin-bottom:12px;
}

.dev-card p{
  font-size:0.95rem;
}

.dev-card:hover{
  background:rgba(255,255,255,0.1);
  transform:translateY(-5px);
}

.feature-list{
  list-style-position:inside;
  max-width:700px;
  margin:0 auto;
  padding-left:0;
}

.feature-list li{
  margin-bottom:10px;
  line-height:1.4;
}

 
.community-links{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:20px;
  margin-top:20px;
}

 
.release p{
  max-width:700px;
  margin:0 auto;
  text-align:center;
}

 
.faq-item{
  margin-bottom:20px;
  max-width:800px;
  margin-left:auto;
  margin-right:auto;
}

.faq-item h3{
  font-size:1.2rem;
  margin-bottom:10px;
  color:#8ab4ff;
}

.faq-item p{
  margin:0;
  font-size:0.95rem;
}

.last-updated{
  text-align:center;
  font-size:0.9rem;
  color:#8ab4ff;
  margin-top:-20px;
  margin-bottom:30px;
}

footer{
  text-align:center;
  padding:20px 0;
  background:#0a0d21;
  font-size:0.9rem;
  color:#888;
}

 
.section{
  opacity:0;
  transform:translateY(40px);
  transition:opacity 0.8s ease, transform 0.8s ease;
}

.section.visible{
  opacity:1;
  transform:translateY(0);
}

 
@media (max-width:768px){
  .nav-toggle{
    display:block;
  }
  .nav-toggle-label{
    display:flex;
  }
  .nav-menu{
    position:absolute;
    top:100%;
    right:0;
    background:rgba(10,13,33,0.9);
    flex-direction:column;
    width:200px;
    transform:translateX(100%);
    transition:transform 0.3s ease;
    padding:20px;
  }
  .nav-menu li{
    margin:15px 0;
  }
  .nav-toggle:checked ~ .nav-menu{
    transform:translateX(0);
  }
  .nav-toggle:checked + .nav-toggle-label span{
    transform:rotate(45deg);
  }
  .nav-toggle:checked + .nav-toggle-label span::before{
    transform:rotate(90deg);
    top:0;
  }
  .nav-toggle:checked + .nav-toggle-label span::after{
    opacity:0;
  }
}