:root{
  --bg:#070707;
  --bg-soft:#111111;
  --panel:#171717;
  --panel-2:#1f1f1f;
  --gold:#d4af37;
  --gold-soft:#f1d67a;
  --cream:#f5efe1;
  --text:#f7f3ea;
  --muted:#c7c0b1;
  --border:rgba(212,175,55,0.22);
  --shadow:0 10px 35px rgba(0,0,0,0.35);
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  font-family:"Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(212,175,55,0.10), transparent 26%),
    radial-gradient(circle at bottom left, rgba(212,175,55,0.08), transparent 22%),
    linear-gradient(180deg, #050505, #111111 45%, #0a0a0a);
  color:var(--text);
}

a{
  color:inherit;
  text-decoration:none;
}

img{
  max-width:100%;
  display:block;
}

.container{
  width:min(1150px, 92%);
  margin:0 auto;
}

.topbar{
  position:sticky;
  top:0;
  z-index:1000;
  backdrop-filter:blur(10px);
  background:rgba(7,7,7,0.86);
  border-bottom:1px solid var(--border);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:76px;
}

.brand{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}

.brand-title{
  font-size:28px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--gold);
  text-transform:uppercase;
}

.brand-tag{
  font-size:12px;
  color:var(--muted);
  letter-spacing:2px;
  text-transform:uppercase;
  margin-top:4px;
}

.nav-links{
  display:flex;
  gap:22px;
  flex-wrap:wrap;
  align-items:center;
}

.nav-links a{
  color:var(--cream);
  font-weight:600;
  position:relative;
}

.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-6px;
  width:0;
  height:2px;
  background:linear-gradient(90deg, var(--gold), var(--gold-soft));
  transition:width .25s ease;
}

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

.cart-link{
  padding:10px 14px;
  border:1px solid var(--border);
  border-radius:999px;
  background:rgba(212,175,55,0.06);
}

.menu-toggle{
  display:none;
  background:transparent;
  border:1px solid var(--border);
  color:var(--gold-soft);
  border-radius:12px;
  padding:10px 14px;
  font-size:20px;
  cursor:pointer;
}

.mobile-menu{
  display:none;
}

.section{
  padding:80px 0;
}

.section-title{
  text-align:center;
  margin-bottom:18px;
  font-size:34px;
  text-transform:uppercase;
  letter-spacing:2px;
}

.section-subtitle{
  text-align:center;
  max-width:760px;
  color:var(--muted);
  margin:0 auto 42px;
  line-height:1.7;
}

.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
}

.info-panel{
  background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015));
  border:1px solid var(--border);
  border-radius:24px;
  padding:28px;
}

.list{
  margin:0;
  padding-left:18px;
  color:var(--muted);
  line-height:1.8;
}

.cart-items{
  display:grid;
  gap:16px;
}

.cart-item{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding:18px;
  border:1px solid var(--border);
  border-radius:18px;
  background:rgba(255,255,255,0.02);
}

.cart-item h4{
  margin:0 0 6px;
  color:var(--gold);
}

.cart-summary{
  margin-top:24px;
  padding:24px;
  border:1px solid var(--border);
  border-radius:22px;
  background:rgba(255,255,255,0.025);
}

.empty-cart{
  text-align:center;
  color:var(--muted);
  padding:30px;
  border:1px dashed rgba(212,175,55,0.3);
  border-radius:20px;
}

.checkout-panel{
  display:grid;
  grid-template-columns:1.2fr 0.8fr;
  gap:24px;
  margin-top:18px;
}

.checkout-box-card{
  border:1px solid var(--border);
  background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));
  border-radius:22px;
  padding:22px;
}

.checkout-box-card h4,
.checkout-panel-left h4{
  margin-top:0;
  color:var(--gold);
}

.summary-line{
  display:flex;
  justify-content:space-between;
  gap:16px;
  padding:12px 0;
  border-bottom:1px solid rgba(255,255,255,0.06);
  color:var(--muted);
}

.summary-line:last-child{
  border-bottom:none;
}

.paypal-note{
  color:var(--muted);
  margin-top:14px;
  line-height:1.7;
}

.footer{
  padding:28px 0;
  border-top:1px solid var(--border);
  margin-top:40px;
  color:#bdb4a2;
}

.footer-row{
  display:flex;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
}

.reveal{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .7s ease, transform .7s ease;
}

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

.badge{
  display:inline-block;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(212,175,55,0.10);
  border:1px solid var(--border);
  color:var(--gold-soft);
  font-size:13px;
  letter-spacing:1px;
  text-transform:uppercase;
}

.btn{
  border:none;
  cursor:pointer;
  padding:14px 22px;
  border-radius:999px;
  font-weight:700;
  font-size:15px;
  transition:transform .2s ease, box-shadow .25s ease, background .25s ease;
  display:inline-block;
}

.btn:hover{
  transform:translateY(-2px);
}

.btn-gold{
  background:linear-gradient(135deg, var(--gold), #b99220);
  color:#16120a;
  box-shadow:0 8px 24px rgba(212,175,55,0.22);
}

.btn-dark{
  background:rgba(255,255,255,0.02);
  color:var(--text);
  border:1px solid var(--border);
}

.configurator{
  background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015));
  border:1px solid var(--border);
  border-radius:24px;
  padding:28px;
  box-shadow:var(--shadow);
}

.field{
  margin-bottom:18px;
}

.field label{
  display:block;
  margin-bottom:8px;
  color:var(--gold-soft);
  font-weight:600;
}

.field select{
  width:100%;
  padding:14px 16px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text);
  font-size:16px;
}

.field select option{
  color:#111;
}

.config-actions{
  margin-top:8px;
}

.config-note{
  margin-top:18px;
  color:var(--muted);
  line-height:1.7;
}

@media (max-width: 980px){
  .two-col,
  .checkout-panel{
    grid-template-columns:1fr;
  }
}

@media (max-width: 760px){
  .menu-toggle{
    display:block;
  }

  .nav-links{
    display:none;
  }

  .mobile-menu{
    display:block;
    position:fixed;
    top:0;
    right:-100%;
    width:82%;
    max-width:340px;
    height:100vh;
    background:rgba(10,10,10,0.98);
    border-left:1px solid var(--border);
    padding:90px 24px 24px;
    z-index:1200;
    transition:right .28s ease;
  }

  .mobile-menu.open{
    right:0;
  }

  .mobile-menu a{
    display:block;
    padding:14px 0;
    border-bottom:1px solid rgba(255,255,255,0.06);
    color:var(--cream);
    font-weight:600;
  }

  .mobile-close{
    position:absolute;
    top:18px;
    right:18px;
    background:transparent;
    border:1px solid var(--border);
    color:var(--gold-soft);
    border-radius:12px;
    padding:10px 14px;
    cursor:pointer;
    font-size:18px;
  }

  .mobile-backdrop{
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.55);
    z-index:1100;
  }

  .mobile-backdrop.show{
    display:block;
  }
}

@media (max-width: 640px){
  .brand-title{
    font-size:22px;
  }

  .cart-item{
    flex-direction:column;
    align-items:flex-start;
  }
}