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

body{
  font-family:'Poppins',sans-serif;
  background:#050505;
  color:white;
  overflow-x:hidden;
}

:root{
  --green:#00ff88;
}

.bg{
  position:fixed;
  width:100%;
  height:100%;
  z-index:-1;
}

.circle{
  position:absolute;
  border-radius:50%;
  filter:blur(120px);
  opacity:.2;
}

.circle1{
  width:300px;
  height:300px;
  background:var(--green);
  top:10%;
  left:5%;
}

.circle2{
  width:400px;
  height:400px;
  background:#00ffcc;
  right:5%;
  bottom:10%;
}

nav{
  width:100%;
  position:fixed;
  top:0;
  background:rgba(0,0,0,.5);
  backdrop-filter:blur(15px);
  z-index:999;
}

.nav-container{
  width:90%;
  margin:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 0;
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:1.4rem;
  font-weight:700;
  color:var(--green);
  text-decoration:none;
}

.logo img{
  width:42px;
}

.menu{
  display:flex;
  gap:24px;
}

.menu a{
  text-decoration:none;
  color:white;
  transition:.2s;
}

.menu a:hover,
.menu a:focus{
  color:var(--green);
}

.menu-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid rgba(255,255,255,.15);
  border-radius:10px;
  background:rgba(255,255,255,.06);
  color:white;
  font-size:1.2rem;
  cursor:pointer;
}

.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  padding:120px 8%;
}

.hero-text{
  max-width:980px;
}

.hero-text h1{
  font-size:4rem;
  line-height:1.12;
}

.hero-text span{
  color:var(--green);
}

.hero-text p{
  max-width:760px;
  margin:20px 0;
  color:#ccc;
  line-height:1.7;
}

.buttons{
  display:flex;
  gap:20px;
}

.btn{
  padding:15px 28px;
  border-radius:12px;
  text-decoration:none;
  font-weight:600;
}

.btn-primary{
  background:var(--green);
  color:black;
}

.btn-secondary{
  border:1px solid #333;
  color:white;
}

section{
  padding:100px 8%;
}

.section-title{
  max-width:820px;
  margin-bottom:35px;
}

.section-title h2{
  font-size:2.2rem;
  color:var(--green);
}

.section-title p{
  margin-top:14px;
  color:#ccc;
  line-height:1.7;
}

.solutions-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
}

.solution-item{
  min-height:220px;
  padding:28px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  background:rgba(13,13,13,.86);
}

.solution-item i{
  color:var(--green);
  font-size:1.8rem;
}

.solution-item h3{
  margin:18px 0 10px;
  font-size:1.2rem;
}

.solution-item p{
  color:#cfcfcf;
  line-height:1.6;
}

.suzano-content{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);
  gap:34px;
  align-items:center;
}

.suzano-brand{
  width:180px;
  margin-bottom:28px;
}

.suzano-brand img{
  width:100%;
  display:block;
}

.suzano-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
  gap:16px;
}

.suzano-info{
  min-height:175px;
  padding:22px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  background:rgba(13,13,13,.86);
}

.suzano-info span{
  color:var(--green);
  font-size:.82rem;
  font-weight:700;
  text-transform:uppercase;
}

.suzano-info strong{
  display:block;
  margin:10px 0;
  color:white;
  font-size:1.05rem;
}

.suzano-info p{
  color:#cfcfcf;
  line-height:1.6;
}

.source-link{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-top:22px;
  color:var(--green);
  text-decoration:none;
  font-weight:600;
}

.source-link:hover,
.source-link:focus{
  text-decoration:underline;
}

.suzano-carousel{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  border-radius:20px;
  background:#0d0d0d;
  min-height:460px;
}

.suzano-slide{
  position:absolute;
  inset:0;
  opacity:0;
  transition:opacity .8s ease;
}

.suzano-slide.is-active{
  opacity:1;
}

.suzano-slide img{
  width:100%;
  height:100%;
  display:block;
  object-fit:cover;
}

.suzano-slide span{
  position:absolute;
  left:18px;
  right:18px;
  bottom:18px;
  padding:12px 14px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:14px;
  background:rgba(0,0,0,.66);
  color:white;
  font-weight:700;
  backdrop-filter:blur(10px);
}

.suzano-dots{
  position:absolute;
  left:0;
  right:0;
  bottom:82px;
  display:flex;
  justify-content:center;
  gap:8px;
  z-index:2;
}

.suzano-dots button{
  width:10px;
  height:10px;
  border:0;
  border-radius:50%;
  background:rgba(255,255,255,.45);
  cursor:pointer;
}

.suzano-dots button.is-active{
  width:28px;
  border-radius:999px;
  background:var(--green);
}

.chat-container{
  background:#0d0d0d;
  padding:20px;
  border-radius:25px;
}

.chat-header{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:20px;
  margin-bottom:18px;
}

.chat-header p{
  max-width:680px;
  margin-top:8px;
  color:#cfcfcf;
  line-height:1.6;
}

iframe{
  width:100%;
  height:450px;
  border-radius:20px;
}

.gallery{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:20px;
}

.gallery-item{
  overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  border-radius:20px;
  background:#0d0d0d;
}

.gallery-item img{
  width:100%;
  aspect-ratio:1 / 1;
  height:auto;
  display:block;
  object-fit:cover;
}

.gallery-content{
  min-height:92px;
  padding:18px;
}

.gallery-item h3{
  font-size:1.05rem;
  color:var(--green);
}

.gallery-item p{
  margin-top:8px;
  color:#cfcfcf;
  line-height:1.5;
}

.contact-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
}

.contact-item{
  min-height:150px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:10px;
  padding:24px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  background:rgba(13,13,13,.86);
  color:white;
  text-decoration:none;
  transition:.2s;
}

.contact-item:hover,
.contact-item:focus{
  border-color:rgba(0,255,136,.5);
  transform:translateY(-3px);
}

.contact-item i{
  color:var(--green);
  font-size:1.7rem;
}

.contact-item span{
  color:#999;
}

.contact-item strong{
  color:white;
  font-size:1rem;
  overflow-wrap:anywhere;
}

footer{
  text-align:center;
  padding:30px;
  color:#999;
}

.footer-about{
  max-width:760px;
  margin:12px auto 0;
  color:#cfcfcf;
  line-height:1.6;
}

.footer-contacts{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:18px;
  margin-top:12px;
}

.footer-contacts a{
  color:var(--green);
  text-decoration:none;
}

.footer-contacts a:hover,
.footer-contacts a:focus{
  text-decoration:underline;
}

.online{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--green);
}

.pulse{
  width:10px;
  height:10px;
  background:var(--green);
  border-radius:50%;
}

@media(max-width:768px){

  .nav-container{
    position:relative;
  }

  .menu-toggle{
    display:block;
  }

  .menu{
    position:absolute;
    top:72px;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    gap:0;
    padding:12px;
    border:1px solid rgba(255,255,255,.08);
    border-radius:14px;
    background:rgba(0,0,0,.94);
  }

  .menu.is-open{
    display:flex;
  }

  .menu a{
    padding:14px 10px;
  }

  .hero-text h1{
    font-size:2.5rem;
  }

  .suzano-content{
    grid-template-columns:1fr;
  }

  .suzano-carousel{
    min-height:320px;
  }

  .chat-header{
    flex-direction:column;
  }

  .buttons{
    flex-direction:column;
  }

  iframe{
    height:500px;
  }

}