*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:"Poppins",sans-serif;
}

/* NAVBAR */
.navbar{
  position:fixed;
  top:0;
  width:100%;
  height:64px;
  padding:0 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(0,0,0,0.65);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,0.08);
  z-index:1000;
}

.logo{color:white;font-size:22px;font-weight:600;}

.nav-links{
  display:flex;
  list-style:none;
  gap:28px;
}

.nav-links a{
  color:white;
  text-decoration:none;
  font-size:15px;
  position:relative;
}

.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-6px;
  width:0;
  height:2px;
  background:#00ffd5;
  transition:.3s;
}

.nav-links a:hover::after{width:100%;}

.nav-social{
  display:flex;
  gap:14px;
}

.nav-social a{
  color:white;
  font-size:14px;
  opacity:.8;
  transition:.3s;
}

.nav-social a:hover{
  color:#00ffd5;
  transform:translateY(-2px);
}

.menu-icon{display:none;color:white;font-size:22px;}

/* HERO */

.hero{
  height: 100vh;
  background:
    linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)),
    url("image.png") center/cover no-repeat;
}

.hero{
  height:100vh;
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  color:white;
  padding-top:64px;
}

.hero span{color:#00ffd5;}

.btn{
  margin-top:20px;
  padding:12px 32px;
  background:#00ffd5;
  color:black;
  text-decoration:none;
  border-radius:25px;
  box-shadow:0 10px 30px rgba(0,255,213,.3);
  transition:.3s;
}

.btn:hover{
  transform:translateY(-3px) scale(1.05);
}

/* ABOUT & CONTACT */
.about,.contact{
  padding:80px 20px;
  text-align:center;
}

.about{background:#f5f5f5;}

/* GALLERY */
.gallery-section{
  padding:100px 20px;
  text-align:center;
}

.gallery-grid{
  margin-top:30px;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:20px;
}

.gallery-grid img{
  width:100%;
  height:260px;
  object-fit:cover;
  border-radius:12px;
  cursor:pointer;
  transition:.3s;
}

.gallery-grid img:hover{transform:scale(1.05);}

/* BACK ARROW */
.back-arrow{
  position: fixed;
  top: 20px;
  left: 20px;
  background: rgba(0,0,0,0.6);
  padding: 12px;
  border-radius: 50%;
  z-index: 1200;

  /* smooth slow transition */
  transition: 
    background-color 0.5s ease,
    box-shadow 0.5s ease,
    transform 0.5s ease;
}

/* arrow image */
.back-arrow img{
  width: 35px;
  height: 25px;
  transition: filter 0.5s ease;
}

/* hover effect */
.back-arrow:hover{
  background-color: #00ffd5;
  box-shadow: 0 10px 30px rgba(0, 255, 213, 0.45);
  transform: scale(1.12);
}

/* optional: invert arrow color on hover */
.back-arrow:hover img{
  filter: invert(1);
}


/* MODAL */
.image-modal{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.9);
  justify-content:center;
  align-items:center;
  z-index:2000;
}

.image-modal.active{display:flex;}

.modal-img{
  max-width:90%;
  max-height:90%;
  border-radius:10px;
}

.close{
  position:absolute;
  top:20px;
  right:30px;
  font-size:35px;
  color:white;
  cursor:pointer;
}

/* FOOTER */
.footer{
  background:#0b0b0b;
  color:#ccc;
  padding:60px 40px 20px;
}

.footer-container{
  max-width:1200px;
  margin:auto;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:40px;
}

.footer h3,.footer h4{color:white;}

.footer a{
  display:block;
  color:#aaa;
  text-decoration:none;
  margin-bottom:8px;
}

.footer a:hover{color:#00ffd5;}

.footer-social a{
  display:inline-block;
  margin-right:10px;
  color:#aaa;
}

.footer-bottom{
  margin-top:40px;
  text-align:center;
  font-size:13px;
  color:#666;
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:15px;
}

/* RESPONSIVE */
@media(max-width:900px){
  .nav-links,.nav-social{display:none;}
  .menu-icon{display:block;}
}

/* CONTACT */
.contact a{
  color: black;
  text-decoration: none;
  font-weight: 500;
}

.contact a:hover{
  /* color: #00ffd5; */
  text-decoration: underline;
}

/* NEXT / PREVIOUS ARROWS */
.nav-arrow{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 40px;
  color: white;
  padding: 10px 14px;
  cursor: pointer;
  user-select: none;

  background: rgba(0,0,0,0.4);
  border-radius: 50%;

  transition: 
    background-color 0.4s ease,
    box-shadow 0.4s ease,
    transform 0.4s ease;
}

.nav-arrow:hover{
  background-color: #d0fff7;
  box-shadow: 0 10px 30px rgba(0,255,213,0.4);
  color: black;
  transform: translateY(-50%) scale(1.15);
}

.nav-arrow.prev{
  left: 30px;
}

.nav-arrow.next{
  right: 30px;
}

@media (max-width: 1024px){
  .nav-arrow{
    display: none;
  }
}