:root{
  --accent:#ff6b00;
  --accent-dark:#cc5500;
  --muted:#6b7280;
  --bg:#0a0a0a;
  --card:#1a1a1a;
  --text:#e6e6e6;
  --radius:14px;
}
*{box-sizing:border-box}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  margin:0;
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
.container{max-width:1200px;margin:0 auto;padding:24px}
.site-header{
  background:rgba(10,10,10,0.95);
  padding:18px 0;
  position:sticky;
  top:0;
  backdrop-filter:blur(12px);
  z-index:40;
  border-bottom:1px solid rgba(255,107,0,0.1);
}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.logo{
  font-weight:800;
  color:var(--accent);
  text-decoration:none;
  font-size:1.4rem;
  letter-spacing:-0.5px;
}
nav a{
  margin-left:24px;
  color:var(--text);
  text-decoration:none;
  font-weight:600;
  transition:color 0.2s;
}
nav a:hover{color:var(--accent)}
.cart-link{color:var(--accent)}

.hero{
  text-align:center;
  padding:60px 0 40px;
  background:linear-gradient(180deg, rgba(255,107,0,0.05) 0%, transparent 100%);
  border-radius:16px;
  margin-bottom:40px;
}
.hero h1{
  font-size:2.8rem;
  margin:0 0 16px;
  color:var(--accent);
  font-weight:900;
  letter-spacing:-1px;
}
.hero-tagline{
  font-size:1.2rem;
  color:var(--muted);
  margin:0 0 24px;
  max-width:600px;
  margin-left:auto;
  margin-right:auto;
}
.hero-features{
  display:flex;
  gap:24px;
  justify-content:center;
  flex-wrap:wrap;
}
.feature{
  color:var(--text);
  font-weight:600;
  font-size:0.95rem;
}

.products-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:24px;
  padding:20px 0;
}
.card{
  background:var(--card);
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 4px 20px rgba(0,0,0,0.3);
  transition:transform .28s cubic-bezier(.2,.9,.3,1), box-shadow .28s;
  display:flex;
  flex-direction:column;
  border:1px solid rgba(255,107,0,0.1);
}
.card:hover{
  transform:translateY(-8px);
  box-shadow:0 12px 40px rgba(255,107,0,0.3);
  border-color:rgba(255,107,0,0.3);
}
.card img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  display:block;
}
.card-body{
  padding:18px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.badge{
  display:inline-block;
  padding:6px 12px;
  border-radius:999px;
  background:var(--accent);
  color:#000;
  font-weight:700;
  font-size:0.75rem;
  text-transform:uppercase;
  letter-spacing:0.5px;
}
.title{
  font-weight:700;
  margin:8px 0;
  font-size:1.05rem;
  color:var(--text);
  line-height:1.3;
}
.desc{
  color:var(--muted);
  font-size:0.9rem;
  flex:1;
  margin-bottom:12px;
  line-height:1.5;
}
.price-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:auto;
}
.price{
  font-size:1.5rem;
  font-weight:800;
  color:var(--accent);
}

.btn{
  border:0;
  padding:10px 16px;
  border-radius:8px;
  background:rgba(255,107,0,0.1);
  color:var(--accent);
  font-weight:700;
  cursor:pointer;
  text-decoration:none;
  display:inline-block;
  transition:all .2s;
  font-size:0.9rem;
}
.btn:hover{
  transform:translateY(-2px);
  background:rgba(255,107,0,0.2);
}
.btn.primary{
  background:var(--accent);
  color:#000;
}
.btn.primary:hover{
  background:var(--accent-dark);
}
.btn.alt{
  background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,107,0,0.2);
  color:var(--text);
}
.btn.large{
  padding:14px 32px;
  font-size:1rem;
}
.btn.secondary{
  background:#2a2a2a;
  color:var(--text);
}

.product-link, .title-link{
  text-decoration:none;
  color:inherit;
  display:block;
}
.product-link:hover{opacity:0.9}

/* Product Detail Page */
.product-detail-page{padding:40px 24px}
.product-detail-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  background:var(--card);
  border-radius:16px;
  padding:40px;
  box-shadow:0 10px 40px rgba(0,0,0,0.4);
  border:1px solid rgba(255,107,0,0.1);
}

.product-image-section{position:relative}
.product-detail-image{
  width:100%;
  border-radius:12px;
  box-shadow:0 8px 24px rgba(0,0,0,0.3);
}
.product-badge{
  position:absolute;
  top:16px;
  right:16px;
  background:var(--accent);
  color:#000;
  padding:8px 16px;
  border-radius:999px;
  font-weight:700;
  font-size:0.85rem;
  text-transform:uppercase;
}

.product-info-section{
  display:flex;
  flex-direction:column;
  gap:24px;
}
.product-title{
  font-size:2rem;
  margin:0;
  color:var(--text);
  font-weight:800;
  line-height:1.2;
}
.product-price{
  font-size:2.5rem;
  color:var(--accent);
  font-weight:800;
}

.product-description h3{
  font-size:1.1rem;
  margin:0 0 12px;
  color:var(--text);
}
.product-description p{
  color:var(--muted);
  line-height:1.7;
  margin:0;
  white-space:pre-line;
}

.product-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.product-meta{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:20px;
  background:rgba(255,107,0,0.05);
  border-radius:10px;
  border:1px solid rgba(255,107,0,0.1);
}
.meta-item{
  margin:0;
  color:var(--text);
  font-size:0.95rem;
}

.site-footer{
  padding:40px 0 20px;
  color:var(--muted);
  text-align:center;
  border-top:1px solid rgba(255,107,0,0.1);
  margin-top:60px;
}
.footer-tagline{
  font-size:0.9rem;
  margin-top:8px;
  color:var(--accent);
  font-weight:600;
}

.cart-page .cart-items{
  display:grid;
  gap:12px;
  margin-bottom:18px;
}
.cart-item{
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--card);
  padding:16px;
  border-radius:10px;
  box-shadow:0 4px 20px rgba(0,0,0,0.2);
  border:1px solid rgba(255,107,0,0.1);
}
.cart-item img{
  width:100px;
  height:75px;
  object-fit:cover;
  border-radius:8px;
}
.qty-controls{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
.cart-summary{
  background:var(--card);
  padding:24px;
  border-radius:12px;
  box-shadow:0 4px 20px rgba(0,0,0,0.2);
  border:1px solid rgba(255,107,0,0.2);
}
.cart-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:16px;
}

.note{
  font-size:0.85rem;
  color:var(--muted);
  margin-top:8px;
}

/* About page */
.about-page{
  max-width:800px;
  margin:0 auto;
}
.about-page .lead{
  font-size:1.2rem;
  color:var(--muted);
  margin-bottom:32px;
  line-height:1.6;
}
.about-page section{
  margin-bottom:48px;
}
.about-page h2{
  color:var(--accent);
  margin-bottom:16px;
  font-size:1.8rem;
}
.about-page p{
  line-height:1.7;
  color:var(--text);
  margin-bottom:16px;
}
.feature-list{
  list-style:none;
  padding:0;
}
.feature-list li{
  padding:12px 0;
  border-bottom:1px solid rgba(255,107,0,0.1);
  color:var(--text);
}
.feature-list li strong{
  color:var(--accent);
}
.contact-form{
  display:flex;
  flex-direction:column;
  gap:16px;
  max-width:500px;
}
.contact-form label{
  display:flex;
  flex-direction:column;
  gap:6px;
  font-weight:600;
  color:var(--text);
}
.contact-form input, .contact-form textarea{
  padding:12px;
  border:1px solid rgba(255,107,0,0.2);
  border-radius:8px;
  font-family:inherit;
  font-size:1rem;
  background:rgba(255,255,255,0.05);
  color:var(--text);
}
.contact-form input:focus, .contact-form textarea:focus{
  outline:none;
  border-color:var(--accent);
}
.contact-form textarea{
  min-height:120px;
  resize:vertical;
}

/* responsive */
@media (max-width:768px){
  .product-detail-grid{
    grid-template-columns:1fr;
    gap:32px;
    padding:24px;
  }
  .product-title{font-size:1.5rem}
  .product-price{font-size:1.75rem}
  .product-actions{flex-direction:column}
  .btn.large{width:100%;text-align:center}
  .hero h1{font-size:2rem}
  .hero-features{font-size:0.85rem}
}

@media (max-width:600px){
  .header-inner{
    flex-direction:column;
    gap:12px;
    align-items:flex-start;
  }
  nav{
    display:flex;
    gap:12px;
  }
  nav a{margin-left:0}
  .hero h1{font-size:1.8rem}
  .products-grid{
    grid-template-columns:repeat(auto-fill,minmax(160px,1fr));
    gap:16px;
  }
  .cart-actions{flex-direction:column}
  .cart-actions .btn{width:100%}
  .cart-item{flex-direction:column;text-align:center}
  .qty-controls{margin-left:0;margin-top:12px}
}