@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root{
  --black:#070707;
  --black-2:#101010;
  --black-3:#181818;
  --gold:#d4af37;
  --gold-light:#f6d365;
  --white:#ffffff;
  --gray:#bdbdbd;
  --border:rgba(212,175,55,.18);
  --shadow:0 20px 50px rgba(0,0,0,.45);
  --radius:18px;
  --transition:.35s ease;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  font-family:'Poppins',sans-serif;
  background:var(--black);
  color:var(--white);
  line-height:1.7;
  overflow-x:hidden;
}

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

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

ul{
  list-style:none;
}

button{
  font-family:inherit;
  cursor:pointer;
  border:0;
  background:none;
}

.container{
  width:min(92%,1280px);
  margin:auto;
}

section{
  padding:90px 0;
}

.skip-link,
.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
}

.skip-link:focus{
  width:auto;
  height:auto;
  clip:auto;
  z-index:9999;
  top:20px;
  left:20px;
  padding:12px 18px;
  background:var(--gold);
  color:#000;
  border-radius:8px;
}

.section-title{
  text-align:center;
  margin-bottom:55px;
}

.section-subtitle{
  color:var(--gold);
  font-weight:600;
  letter-spacing:2px;
  text-transform:uppercase;
  margin-bottom:8px;
}

.section-title h2{
  font-size:40px;
  color:var(--white);
}

.site-header{
  position:relative;
  z-index:1000;
}

.top-header{
  background:#000;
  border-bottom:1px solid var(--border);
}

.top-header-wrapper{
  height:42px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.top-left,
.top-right{
  display:flex;
  gap:22px;
}

.top-header a{
  color:var(--gray);
  font-size:13px;
  transition:var(--transition);
}

.top-header a:hover{
  color:var(--gold);
}

.navbar{
  position:sticky;
  top:0;
  background:rgba(7,7,7,.95);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:var(--transition);
  z-index:999;
}

.navbar.scrolled{
  box-shadow:0 12px 35px rgba(0,0,0,.55);
}

.navbar-wrapper{
  height:86px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:25px;
}

.logo img{
  width:170px;
  height:auto;
}

.nav-menu{
  display:flex;
  align-items:center;
  gap:32px;
}

.nav-menu a{
  font-size:15px;
  font-weight:500;
  color:var(--white);
  position:relative;
  transition:var(--transition);
}

.nav-menu a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-8px;
  width:0;
  height:2px;
  background:var(--gold);
  transition:var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active-link,
.nav-menu a[aria-current="page"]{
  color:var(--gold);
}

.nav-menu a:hover::after,
.nav-menu a.active-link::after,
.nav-menu a[aria-current="page"]::after{
  width:100%;
}

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

.nav-icons button,
.menu-toggle{
  width:42px;
  height:42px;
  border:1px solid var(--border);
  border-radius:50%;
  color:var(--gold);
  display:grid;
  place-items:center;
  transition:var(--transition);
}

.nav-icons button:hover,
.menu-toggle:hover{
  background:var(--gold);
  color:#000;
  transform:translateY(-3px);
}

.menu-toggle{
  display:none;
  font-size:20px;
}

.hero{
  min-height:88vh;
  display:flex;
  align-items:center;
  background:
    radial-gradient(circle at top right, rgba(212,175,55,.16), transparent 35%),
    radial-gradient(circle at bottom left, rgba(212,175,55,.08), transparent 35%),
    var(--black);
}

.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  align-items:center;
  gap:70px;
}

.badge,
.label{
  display:inline-block;
  padding:8px 20px;
  border-radius:999px;
  background:rgba(212,175,55,.12);
  border:1px solid var(--border);
  color:var(--gold);
  font-weight:600;
  margin-bottom:20px;
}

.hero-text h1{
  font-size:58px;
  line-height:1.15;
  margin-bottom:24px;
}

.hero-text p{
  max-width:580px;
  color:var(--gray);
  font-size:17px;
  margin-bottom:36px;
}

.hero-button,
.product-button{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
}

.btn-gold,
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:54px;
  padding:14px 36px;
  border-radius:999px;
  font-weight:700;
  transition:var(--transition);
  position:relative;
  overflow:hidden;
}

.btn-gold{
  background:linear-gradient(135deg,var(--gold),var(--gold-light));
  color:#000;
}

.btn-gold:hover{
  transform:translateY(-4px);
  box-shadow:0 12px 35px rgba(212,175,55,.35);
}

.btn-outline{
  border:2px solid var(--gold);
  color:var(--gold);
}

.btn-outline:hover{
  background:var(--gold);
  color:#000;
  transform:translateY(-4px);
}

.hero-image img{
  max-width:540px;
  margin:auto;
  filter:drop-shadow(0 25px 55px rgba(212,175,55,.18));
  animation:float 4s ease-in-out infinite;
}

@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-14px)}
}

.product{
  background:var(--black-2);
}

.product-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:center;
}

.product-image{
  background:linear-gradient(180deg,#151515,#0b0b0b);
  padding:32px;
  border:1px solid var(--border);
  border-radius:24px;
  box-shadow:var(--shadow);
}

.product-image > img{
  border-radius:18px;
  transition:var(--transition);
}

.product-image:hover > img{
  transform:scale(1.03);
}

.thumbnail{
  display:flex;
  justify-content:center;
  gap:14px;
  margin-top:24px;
  flex-wrap:wrap;
}

.thumbnail button{
  border:2px solid transparent;
  border-radius:14px;
  overflow:hidden;
  transition:var(--transition);
}

.thumbnail button.active,
.thumbnail button:hover{
  border-color:var(--gold);
  transform:translateY(-4px);
}

.thumbnail img{
  width:80px;
  height:80px;
  object-fit:cover;
}

.product-info h3{
  font-size:42px;
  line-height:1.25;
  margin-bottom:20px;
}

.product-info p{
  color:var(--gray);
  margin-bottom:24px;
}

.product-list{
  margin:26px 0;
}

.product-list li{
  color:var(--gray);
  margin-bottom:12px;
}

.product-list i{
  color:var(--gold);
  margin-right:10px;
}

.product-price{
  color:var(--gold)!important;
  font-size:40px;
  font-weight:800;
}

.feature,
.testimonial{
  background:var(--black);
}

.feature-grid,
.testimonial-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}

.feature-box,
.card,
.cta-box{
  background:linear-gradient(180deg,#151515,#0b0b0b);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:34px;
  box-shadow:var(--shadow);
  transition:var(--transition);
}

.feature-box:hover,
.card:hover{
  transform:translateY(-8px);
  border-color:var(--gold);
}

.feature-box i{
  color:var(--gold);
  font-size:42px;
  margin-bottom:20px;
}

.feature-box h3,
.card h3{
  font-size:22px;
  margin-bottom:12px;
}

.feature-box p,
.card p{
  color:var(--gray);
}

.rating{
  color:var(--gold)!important;
  letter-spacing:3px;
  font-size:18px;
}

.faq{
  background:var(--black-2);
}

.accordion{
  max-width:900px;
  margin:auto;
}

.accordion-item{
  background:#111;
  border:1px solid var(--border);
  border-radius:14px;
  margin-bottom:16px;
  overflow:hidden;
}

.accordion-header{
  width:100%;
  padding:22px 26px;
  color:var(--white);
  font-size:17px;
  font-weight:700;
  text-align:left;
  position:relative;
}

.accordion-header::after{
  content:"+";
  position:absolute;
  right:26px;
  color:var(--gold);
  font-size:24px;
}

.accordion-item.active .accordion-header::after{
  content:"−";
}

.accordion-body{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
  padding:0 26px;
  color:var(--gray);
}

.accordion-item.active .accordion-body{
  max-height:180px;
  padding:0 26px 22px;
}

.cta{
  background:var(--black);
  text-align:center;
}

.cta-box{
  max-width:900px;
  margin:auto;
}

.cta-box h2{
  font-size:38px;
  color:var(--gold);
  margin-bottom:14px;
}

.cta-box p{
  color:var(--gray);
  margin-bottom:28px;
}

.site-footer{
  background:#050505;
  border-top:1px solid var(--border);
  padding:70px 0 28px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.3fr .8fr 1fr .8fr;
  gap:38px;
  margin-bottom:45px;
}

.footer-grid h2{
  color:var(--gold);
  font-size:22px;
  margin-bottom:18px;
}

.footer-grid p,
.footer-grid a,
address{
  color:var(--gray);
  font-style:normal;
}

.footer-grid li{
  margin-bottom:10px;
}

.footer-grid a:hover{
  color:var(--gold);
}

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

.social a{
  width:44px;
  height:44px;
  border-radius:50%;
  border:1px solid var(--border);
  display:grid;
  place-items:center;
  color:var(--gold);
  transition:var(--transition);
}

.social a:hover{
  background:var(--gold);
  color:#000;
  transform:translateY(-4px);
}

.copyright{
  text-align:center;
  color:#777;
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:24px;
}

#topBtn{
  position:fixed;
  right:24px;
  bottom:24px;
  width:54px;
  height:54px;
  border-radius:50%;
  background:var(--gold);
  color:#000;
  display:grid;
  place-items:center;
  opacity:0;
  visibility:hidden;
  transition:var(--transition);
  z-index:999;
}

#topBtn.show{
  opacity:1;
  visibility:visible;
}

.fade-up{
  opacity:0;
  transform:translateY(35px);
  transition:.7s ease;
}

.fade-up.show{
  opacity:1;
  transform:translateY(0);
}

.ripple{
  position:absolute;
  border-radius:50%;
  background:rgba(255,255,255,.55);
  transform:scale(0);
  animation:ripple .6s linear;
  pointer-events:none;
}

@keyframes ripple{
  to{
    transform:scale(4);
    opacity:0;
  }
}

@media(max-width:1200px){
  .hero-text h1{font-size:48px}
  .product-info h3{font-size:36px}
}

@media(max-width:992px){
  .top-header{display:none}

  .menu-toggle{display:grid}

  .nav-icons{display:none}

  .navbar-wrapper{
    height:78px;
  }

  .nav-menu{
    position:fixed;
    top:78px;
    left:-100%;
    width:100%;
    background:#0d0d0d;
    border-bottom:1px solid var(--border);
    flex-direction:column;
    gap:26px;
    padding:38px 0;
    transition:var(--transition);
  }

  .nav-menu.active{
    left:0;
  }

  .hero-grid,
  .product-grid{
    grid-template-columns:1fr;
    text-align:center;
  }

  .hero-text p{
    margin-inline:auto;
  }

  .hero-button,
  .product-button{
    justify-content:center;
  }

  .product-list{
    display:inline-block;
    text-align:left;
  }

  .feature-grid,
  .testimonial-grid,
  .footer-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media(max-width:768px){
  section{
    padding:70px 0;
  }

  .hero{
    min-height:auto;
  }

  .hero-text h1{
    font-size:36px;
  }

  .section-title h2{
    font-size:30px;
  }

  .feature-grid,
  .testimonial-grid,
  .footer-grid{
    grid-template-columns:1fr;
    text-align:center;
  }

  .social{
    justify-content:center;
  }

  .product-button,
  .hero-button{
    flex-direction:column;
  }

  .btn-gold,
  .btn-outline{
    width:100%;
  }

  .product-image{
    padding:20px;
  }

  .thumbnail img{
    width:66px;
    height:66px;
  }
}

@media(max-width:480px){
  .container{
    width:94%;
  }

  .logo img{
    width:135px;
  }

  .hero-text h1{
    font-size:30px;
  }

  .hero-text p,
  .product-info p{
    font-size:15px;
  }

  .product-info h3{
    font-size:28px;
  }

  .product-price{
    font-size:30px;
  }

  .cta-box h2{
    font-size:28px;
  }
}