:root{
  --orange:#FF6A00;
  --grey:#fff;
  --light:#999999;
  --muted:#dfdfdf;
  --max-width:1100px;
}

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

body{
  font-family:Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color:var(--grey);
  line-height:1.5;
  background:#32434c;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  scroll-behavior:smooth;
}

/* container */
.container{
  max-width:var(--max-width);
  margin:0 auto;
  padding:28px;
}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:999;
  background:linear-gradient(90deg, rgba(33, 42, 47, 1), rgba(33, 42, 47, .95));
  border-bottom:1px solid #eee;
  backdrop-filter:blur(6px);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.logo img{height:44px}

/* nav */
.nav{
  display:flex;
  align-items:center;
  gap:18px;
}
.nav a{
  color:var(--grey);
  text-decoration:none;
  padding:8px 10px;
  border-radius:6px;
  font-weight:600;
}
.nav a.active,
.nav a:hover{
  background:var(--light);
  color:var(--orange);
}

/* buttons */
.btn-primary{
  background:var(--orange);
  color:#fff;
  padding:10px 18px;
  border-radius:8px;
  text-decoration:none;
  font-weight:600;
  display:inline-block;
}
.btn-ghost, .btn-outline{
  background:transparent;
  color:var(--orange);
  border:2px solid var(--orange);
  padding:8px 14px;
  border-radius:8px;
  text-decoration:none;
  font-weight:600;
}
.btn-outline:hover{
  background:var(--orange);
  color:#fff;
}

/* burger */
.burger{
  display:none;
  background:none;
  border:0;
  font-size:20px;
}

/* hero */
.hero{
  padding:64px 0;
  background:linear-gradient(180deg, rgba(255,106,0,.06), rgba(255,106,0,.02));
}
.hero-inner{
  display:flex;
  align-items:center;
  gap:40px;
  flex-wrap:wrap;
}
.hero-text{
  flex:1;
  min-width:300px;
}
.hero-text h1{
  font-size:34px;
  margin-bottom:12px;
}
.hero-text p{
  color:var(--muted);
  margin-bottom:18px;
}
.hero-media{
  flex:1;
  min-width:280px;
}
.hero-media img{
  width:100%;
  border-radius:12px;
  box-shadow:0 10px 30px rgba(15,15,15,.08);
}

/* grid system */
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}

/* cards */
.card,
.product-card{
  background:#999999;
  padding:22px;
  border-radius:10px;
  box-shadow:0 8px 20px rgba(15,15,15,.05);
  transition:transform .3s ease, box-shadow .3s ease;
}
/* IMPORTANT */
.product-card{
  display:block;
  text-decoration:none;
}

/* FIX LINK COLORS */
.product-card,
.product-card:visited,
.product-card:hover,
.product-card:active{
  color:var(--grey);
}

.product-card:hover{
  transform:translateY(-6px);
  box-shadow:0 14px 30px rgba(200,200,200,.8);
}



.product-card img{
  width:100%;
  height:180px;
  object-fit:cover;
  border-radius:8px;
  margin-bottom:12px;
}

/* sections */
.section-title{
  text-align:center;
  margin-bottom:18px;
  font-size:26px;
}
.about-brief{
  padding:40px 0;
  background:var(--light);
  border-top:1px solid #eee;
  border-bottom:1px solid #eee;
}
.page-content{
  padding:60px 0;
}
.center{text-align:center}

/* product detail page */
.product-detail img{
  width:100%;
  border-radius:12px;
}
.product-detail h1{
  margin-bottom:10px;
}
.product-detail p{
  margin-bottom:14px;
}
.product-detail ul{
  margin:10px 0 20px 20px;
}
.product-detail li{
  margin-bottom:6px;
}

/* contact */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 320px;
  gap:30px;
  align-items:start;
}
.contact-form input,
.contact-form textarea{
  width:100%;
  padding:12px;
  border-radius:8px;
  border:1px solid #ddd;
  margin-bottom:10px;
}

/* footer */
.site-footer{
  background:#222;
  color:#fff;
  padding:22px;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  max-width:var(--max-width);
  margin:0 auto;
  padding:10px;
}

/* animations */
.reveal,
.reveal-up{
  opacity:0;
  transform:translateY(18px);
  transition:all 600ms cubic-bezier(.2,.9,.2,1);
}
.reveal.visible,
.reveal-up.visible{
  opacity:1;
  transform:none;
}
.delay-1{transition-delay:120ms}
.delay-2{transition-delay:240ms}
.delay-3{transition-delay:360ms}

/* responsive */
@media (max-width:900px){

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

  /* Mobile nav (hidden) */
  .nav{
    display:none;
    position:absolute;
    top:100%;
    right:16px;
    width:220px;
    background:#32434c;
    flex-direction:column;
    padding:12px;
    border-radius:10px;
    box-shadow:0 12px 30px rgba(0,0,0,0.2);
  }

  /* Show menu */
  .nav.open{
    display:flex;
  }

  /* Nav links */
  .nav a{
    display:block;
    padding:10px 12px;
    font-size:15px;
    color:var(--grey);
    border-radius:6px;
    text-decoration:none;
  }

  .nav a:hover{
    background:var(--light);
    color:var(--orange);
  }

  /* Burger */
  .burger{
    display:block;
    font-size:24px;
    background:none;
    border:none;
  }

  /* Layout fixes */
  .hero-inner{
    flex-direction:column-reverse;
  }

  .grid-3{
    grid-template-columns:1fr;
  }
}
@media (max-width:600px){
  .grid-3{grid-template-columns:1fr}
  .hero-text h1{font-size:26px}
  .header-inner{padding:10px}
}