:root{
  --bg:#111111;
  --bg-2:#1b1b1b;
  --bg-3:#242424;
  --text:#f5f5f5;
  --muted:#c8c8c8;
  --line:#343434;
  --primary:#f5a623;
  --primary-hover:#dd920f;
  --white:#ffffff;
  --danger:#ff8b7b;
  --success:#7be0a6;
  --shadow:0 10px 30px rgba(0,0,0,0.25);
  --radius:18px;
  --max:1320px;
}

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

html{
  scroll-behavior:smooth;
}

body{
  font-family:'Inter', sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
}

img{
  max-width:100%;
  display:block;
  border-radius:14px;
}

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

.container{
  width:min(92%, var(--max));
  margin:0 auto;
}

.topbar{
  position:sticky;
  top:0;
  z-index:999;
  background:#0E0E0E;
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,0.06);
}

.nav{
  min-height:116px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.brand{
  display:flex;
  align-items:center;
  max-width:460px;
}

.brand-logo-image{
  width:100%;
  max-width:420px;
  max-height:88px;
  object-fit:contain;
  object-position:left center;
  border-radius:0;
}

.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0, 0, 0, 0);
  white-space:nowrap;
  border:0;
}

.menu{
  display:flex;
  gap:24px;
  align-items:center;
  flex-wrap:wrap;
}

.menu a{
  color:var(--muted);
  font-weight:500;
  transition:0.2s;
}

.menu a:hover{
  color:var(--white);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 22px;
  border-radius:12px;
  font-weight:700;
  transition:0.25s;
  border:1px solid transparent;
  cursor:pointer;
}

.btn-primary,
.menu a.btn-primary,
a.btn.btn-primary,
button.btn.btn-primary{
  background:var(--primary);
  color:#111;
}

.btn-primary:hover,
.menu a.btn-primary:hover,
a.btn.btn-primary:hover,
button.btn.btn-primary:hover{
  background:var(--primary-hover);
  color:#111;
  transform:translateY(-1px);
}

.btn-outline{
  border:1px solid rgba(255,255,255,0.14);
  color:var(--white);
  background:transparent;
}

.btn-outline:hover{
  border-color:rgba(255,255,255,0.28);
  background:rgba(255,255,255,0.04);
}

.hero{
  padding:68px 0 48px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)),
    radial-gradient(circle at top right, rgba(245,166,35,0.16), transparent 30%);
}

.hero-grid{
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:36px;
  align-items:center;
}

.eyebrow{
  display:inline-flex;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(245,166,35,0.12);
  color:#ffd27a;
  border:1px solid rgba(245,166,35,0.18);
  font-size:0.92rem;
  margin-bottom:18px;
  font-weight:600;
}

.hero h1{
  font-size:clamp(2rem, 4vw, 3.6rem);
  line-height:1.08;
  margin-bottom:18px;
  font-weight:800;
}

.hero p{
  color:var(--muted);
  font-size:1.08rem;
  margin-bottom:26px;
  max-width:680px;
}

.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:24px;
}

.hero-highlights{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.mini-card{
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:16px;
  padding:16px;
}

.mini-card strong{
  display:block;
  margin-bottom:6px;
  font-size:0.98rem;
}

.mini-card span{
  color:var(--muted);
  font-size:0.92rem;
}

.hero-visual{
  position:relative;
}

.hero-card{
  background:linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.025));
  border:1px solid rgba(255,255,255,0.08);
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow);
}

.hero-card img{
  width:100%;
  height:100%;
  object-fit:cover;
  min-height:420px;
  border-radius:0;
}

.floating-box{
  position:absolute;
  left:-16px;
  bottom:20px;
  background:rgba(17,17,17,0.92);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:16px;
  padding:16px 18px;
  box-shadow:var(--shadow);
  max-width:270px;
}

.floating-box strong{
  display:block;
  margin-bottom:6px;
  color:#ffd27a;
}

section{
  padding:78px 0;
}

.section-header{
  max-width:820px;
  margin-bottom:34px;
}

.section-header h2{
  font-size:clamp(1.7rem, 3vw, 2.6rem);
  line-height:1.15;
  margin-bottom:12px;
}

.section-header p{
  color:var(--muted);
  font-size:1rem;
}

.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}

.grid-4{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}

.card{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
}

.card h3{
  margin-bottom:12px;
  font-size:1.18rem;
}

.card p{
  color:var(--muted);
}

.icon{
  width:52px;
  height:52px;
  border-radius:14px;
  background:rgba(245,166,35,0.12);
  color:#ffd27a;
  display:grid;
  place-items:center;
  font-weight:800;
  margin-bottom:16px;
  border:1px solid rgba(245,166,35,0.16);
}

.how-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:center;
}

.check-list{
  list-style:none;
  display:grid;
  gap:12px;
  margin-top:16px;
}

.check-list li{
  background:rgba(255,255,255,0.03);
  border:1px solid rgba(255,255,255,0.05);
  border-radius:12px;
  padding:14px 16px;
  color:var(--text);
}

.applications{
  background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0));
}

.category-card{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:20px;
  padding:24px;
  height:100%;
}

.category-card h3{
  margin-bottom:16px;
  color:#ffd27a;
}

.category-card ul{
  list-style:none;
  display:grid;
  gap:12px;
}

.category-card li{
  color:var(--muted);
  padding-bottom:10px;
  border-bottom:1px dashed rgba(255,255,255,0.08);
}

.category-card li:last-child{
  border-bottom:none;
  padding-bottom:0;
}

.category-card strong{
  color:var(--white);
  display:block;
  margin-bottom:4px;
}

.applications-note{
  margin-top:24px;
}

.applications-note h3{
  margin-bottom:10px;
  color:#ffd27a;
}

.b2b{
  background:linear-gradient(135deg, rgba(245,166,35,0.08), rgba(255,255,255,0.02));
}

.b2b-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:26px;
  align-items:center;
}

.b2b-header{
  margin-bottom:18px;
}

.b2b-action{
  margin-top:22px;
}

.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}

.gallery-item{
  appearance:none;
  cursor:pointer;
  padding:0;
  width:100%;
  text-align:left;
  overflow:hidden;
  border-radius:18px;
  border:1px solid rgba(255,255,255,0.07);
  background:var(--bg-2);
}

.gallery-item img{
  width:100%;
  height:260px;
  object-fit:cover;
  transition:transform 0.35s ease;
}

.gallery-item:hover img{
  transform:scale(1.05);
}

.gallery-item:focus-visible{
  outline:3px solid rgba(245,166,35,0.6);
  outline-offset:3px;
}

.lightbox{
  position:fixed;
  inset:0;
  z-index:2000;
  display:grid;
  place-items:center;
  padding:24px;
}

.lightbox[hidden]{
  display:none;
}

.lightbox-backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.82);
  backdrop-filter:blur(8px);
}

.lightbox-dialog{
  position:relative;
  z-index:1;
  width:min(92vw, 1100px);
  max-height:90vh;
}

.lightbox-image{
  width:100%;
  max-height:90vh;
  object-fit:contain;
  border-radius:20px;
  border:1px solid rgba(255,255,255,0.12);
  background:#050505;
  box-shadow:0 20px 60px rgba(0,0,0,0.45);
}

.lightbox-close{
  position:absolute;
  top:14px;
  right:14px;
  z-index:2;
  width:46px;
  height:46px;
  border:none;
  border-radius:50%;
  background:rgba(0,0,0,0.72);
  color:#ffffff;
  font-size:1.9rem;
  line-height:1;
  cursor:pointer;
}

.lightbox-close:hover{
  background:rgba(0,0,0,0.88);
}

.lightbox-nav{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  z-index:2;
  width:54px;
  height:54px;
  border:none;
  border-radius:50%;
  background:rgba(0,0,0,0.72);
  color:#ffffff;
  font-size:2.2rem;
  line-height:1;
  cursor:pointer;
  display:grid;
  place-items:center;
}

.lightbox-nav:hover{
  background:rgba(0,0,0,0.88);
}

.lightbox-prev{
  left:14px;
}

.lightbox-next{
  right:14px;
}

@media (max-width: 768px){
  .lightbox{
    padding:12px;
  }

  .lightbox-dialog{
    width:min(96vw, 1100px);
  }

  .lightbox-nav{
    width:46px;
    height:46px;
    font-size:1.8rem;
  }
}

.cta{
  text-align:center;
  background:linear-gradient(180deg, rgba(245,166,35,0.12), rgba(255,255,255,0.02));
}

.cta-box{
  max-width:860px;
  margin:0 auto;
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:26px;
  padding:38px 28px;
  box-shadow:var(--shadow);
}

.cta-box h2{
  margin-bottom:14px;
  font-size:clamp(1.7rem, 3vw, 2.6rem);
}

.cta-box p{
  color:var(--muted);
  margin-bottom:22px;
}

.contact-wrap{
  display:grid;
  grid-template-columns:0.95fr 1.05fr;
  gap:24px;
}

.contact-info .card{
  height:100%;
}

.contact-title{
  margin-bottom:10px;
}

.contact-list{
  list-style:none;
  display:grid;
  gap:14px;
  margin-top:18px;
}

.contact-list li{
  padding:14px 16px;
  border-radius:12px;
  background:rgba(255,255,255,0.03);
  border:1px solid rgba(255,255,255,0.06);
  color:var(--muted);
}

.contact-list strong{
  color:var(--white);
}

.contact-meta{
  margin-top:18px;
  display:grid;
  gap:10px;
}

.contact-meta p{
  color:var(--muted);
}

.contact-meta strong,
.contact-meta a{
  color:var(--white);
}

form{
  display:grid;
  gap:16px;
}

.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}

.field{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.field label{
  font-weight:600;
  color:var(--white);
}

.field input,
.field select,
.field textarea{
  width:100%;
  background:#141414;
  color:var(--white);
  border:1px solid rgba(255,255,255,0.10);
  border-radius:12px;
  padding:14px 14px;
  outline:none;
  font-family:inherit;
  font-size:0.98rem;
}

.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:rgba(245,166,35,0.85);
  box-shadow:0 0 0 4px rgba(245,166,35,0.10);
}

.field .input-invalid{
  border-color:rgba(255,139,123,0.95);
  box-shadow:0 0 0 4px rgba(255,139,123,0.12);
}

.field-error{
  color:var(--danger);
  font-size:0.9rem;
}

.form-notice{
  padding:14px 16px;
  margin-bottom:16px;
  border-radius:14px;
  border:1px solid transparent;
}

.form-notice-success{
  background:rgba(123,224,166,0.12);
  border-color:rgba(123,224,166,0.32);
  color:#c8ffe0;
}

.form-notice-error{
  background:rgba(255,139,123,0.12);
  border-color:rgba(255,139,123,0.28);
  color:#ffd2cb;
}

textarea{
  resize:vertical;
  min-height:140px;
}

.footer{
  padding:32px 0;
  border-top:1px solid rgba(255,255,255,0.08);
  background:#0d0d0d;
}

.footer-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
}

.footer p,
.footer a{
  color:#b8b8b8;
  font-size:0.95rem;
}

.footer-links{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}

.whatsapp-float{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:999;
  width:58px;
  height:58px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:#25D366;
  color:#111;
  font-size:1.4rem;
  font-weight:800;
  box-shadow:0 10px 30px rgba(0,0,0,0.30);
}

.mobile-toggle{
  display:none;
  background:transparent;
  border:none;
  color:var(--white);
  font-size:1rem;
  cursor:pointer;
}

@media (max-width: 1024px){
  .hero-grid,
  .how-grid,
  .b2b-wrap,
  .contact-wrap{
    grid-template-columns:1fr;
  }

  .grid-3{
    grid-template-columns:1fr 1fr;
  }

  .grid-4{
    grid-template-columns:1fr 1fr;
  }

  .gallery-grid{
    grid-template-columns:1fr 1fr;
  }

  .hero-highlights{
    grid-template-columns:1fr;
  }

  .floating-box{
    position:static;
    margin-top:16px;
  }
}

@media (max-width: 768px){
  .nav{
    align-items:flex-start;
    min-height:96px;
    padding:16px 0;
  }

  .brand{
    max-width:300px;
  }

  .brand-logo-image{
    max-width:280px;
    max-height:72px;
  }

  .mobile-toggle{
    display:block;
  }

  .menu{
    display:none;
    width:100%;
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
    padding-top:14px;
  }

  .menu.active{
    display:flex;
  }

  .grid-3,
  .grid-4,
  .gallery-grid,
  .form-grid{
    grid-template-columns:1fr;
  }

  .hero{
    padding-top:42px;
  }

  .hero h1{
    font-size:2.2rem;
  }

  .btn{
    width:100%;
  }

  .hero-actions{
    flex-direction:column;
  }
}