:root{
  --bg:#0d0f14;
  --bg2:#1a1c24;
  --panel:#22252f;
  --panel2:#2c303c;

  --border:#333843;

  --accent1:#ff5f6d;
  --accent2:#ffc371;
  --accent3:#4facfe;
  --accent4:#00f2fe;

  --text:#f5f6f8;
  --text-soft:#c8ccd2;

  --max-w:1200px;

  font-family:"Poppins",Inter,system-ui,-apple-system,Segoe UI,Roboto;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;color:var(--text)}

body{
  background:linear-gradient(135deg,
    var(--accent3) 0%,
    var(--accent4) 20%,
    var(--bg2) 60%,
    var(--bg) 100%
  );
  background-attachment:fixed;
}

/* container */
.container{
  max-width:var(--max-w);
  margin:0 auto;
  padding:1rem;
}

/* header */
.header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(20,22,28,0.75);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:.8rem 0;
}
.brand{
  display:flex;
  gap:.75rem;
  align-items:center;
  font-weight:700;
  font-size:1.1rem;
}
.logo{
  width:38px;
  height:38px;
  border-radius:6px;
  background-image:url("../assets/images/logo.jpg");
  background-size:cover;
  background-position:center;
}
.nav-links{
  display:flex;
  gap:1.5rem;
}
.nav-links a{
  text-decoration:none;
  color:var(--text-soft);
  font-size:.95rem;
}
.nav-links a:hover{
  color:var(--accent2);
}
.cart-badge{
  background:var(--accent2);
  color:#000;
  padding:.25rem .55rem;
  border-radius:999px;
  font-weight:600;
}

/* hero */
.hero{
  margin:1rem 0;
  border-radius:14px;
  background:var(--panel2);
  overflow:hidden;
  box-shadow:0 6px 30px rgba(0,0,0,0.35);
}
.hero-track{
  display:flex;
  transition:transform .6s ease;
}
.hero-slide{
  min-width:100%;
  display:flex;
  gap:1.5rem;
  padding:2rem;
  background:var(--panel2);
  border-bottom:1px solid var(--border);
}
.hero-slide img{
  width:240px;
  height:340px;
  object-fit:cover;
  border-radius:10px;
  border:1px solid var(--accent3);
  box-shadow:0 0 25px rgba(0,0,0,0.45);
}
.hero-info h1{
  font-size:1.8rem;
  margin-bottom:.5rem;
  background:linear-gradient(135deg,var(--accent1),var(--accent3));
  -webkit-background-clip:text;
  color:transparent;
}
.hero-info p{
  color:var(--text-soft);
}
.hero-controls{
  display:flex;
  justify-content:space-between;
  padding:.75rem;
  background:var(--panel);
}

/* buttons */
.btn{
  background:linear-gradient(135deg,var(--accent1),var(--accent2));
  border:none;
  padding:.7rem 1rem;
  border-radius:8px;
  color:#000;
  font-weight:600;
  cursor:pointer;
  transition:.2s;
}
.btn:hover{
  transform:scale(1.06);
  filter:brightness(1.1);
}

/* grid */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(170px,1fr));
  gap:1rem;
  margin-top:1rem;
}
.card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:12px;
  padding:.85rem;
  transition:.15s;
  box-shadow:0 4px 18px rgba(0,0,0,0.25);
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:0 6px 24px rgba(0,0,0,0.35);
  border-color:var(--accent1);
}
.card img{
  width:100%;
  height:220px;
  object-fit:cover;
  border-radius:8px;
  border:1px solid var(--border);
}
.card h4{
  margin:.6rem 0 .25rem;
  font-size:1rem;
  background:linear-gradient(135deg,var(--accent1),var(--accent3));
  -webkit-background-clip:text;
  color:transparent;
}
.card .meta{
  color:var(--text-soft);
  font-size:.85rem;
}
.card .price{
  margin-top:.4rem;
  font-weight:700;
  color:var(--accent2);
}
.card a{
  display:inline-block;
  margin-top:.5rem;
  color:var(--accent3);
  text-decoration:none;
}

.detail{
  display:flex;
  gap:1.5rem;
  padding:1.5rem;
  border-radius:14px;

  background:rgba(0,35,75,0.35);
  backdrop-filter:blur(18px) saturate(180%);

  border:1px solid rgba(0,120,255,0.25);
  box-shadow:0 6px 30px rgba(0,60,150,0.45);
}

.cover img{
  width:340px;
  border-radius:12px;
  border:1px solid rgba(0,140,255,0.55);
  box-shadow:0 0 26px rgba(0,110,255,0.35);
}


.info{flex:1}
.meta{color:var(--text-soft);margin-top:.3rem}

/* filters */
.controls{
  display:flex;
  flex-wrap:wrap;
  gap:.6rem;
  margin:1rem 0;
}
.select,.input{
  padding:.5rem;
  border-radius:8px;
  border:1px solid var(--border);
  background:var(--panel2);
  color:var(--text);
}

/* cart */
.cart-list{display:grid;gap:.8rem}
.cart-item{
  display:flex;
  gap:.8rem;
  align-items:center;
  background:var(--panel);
  padding:.75rem;
  border-radius:10px;
  border:1px solid var(--border);
}
.qty{
  width:70px;
  padding:.4rem;
  border-radius:6px;
  border:1px solid var(--border);
  background:var(--panel2);
  color:var(--text);
}
.total-row{
  display:flex;
  justify-content:space-between;
  margin-top:1rem;
}

/* footer */
.footer{
  text-align:center;
  padding:1.5rem;
  color:var(--text-soft);
  margin-top:2rem;
}

/* responsive */
@media(max-width:800px){
  .detail{flex-direction:column}
}