:root{
  --primary:#D79A2B;
  --accent:#22B8CF;
  --dark:#0B0F14;
  --light:#F8FAFC;
  --text:#1F2937;
}

*{
  box-sizing:border-box;
  margin:0;
  padding:0;
  font-family:'Inter',sans-serif;
}

body{
  background:#fff;
  color:var(--text);
  line-height:1.6;
}

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

/* ================= HEADER ================= */

header{
  position:sticky;
  top:0;
  z-index:1000;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 80px;
  background:#fff;
  border-bottom:1px solid #eee;
  transition:all .3s ease;
}

.brand{
  display:flex;
  align-items:center;
  gap:14px;
}

.brand img{height:48px;}

.brand-text{
  font-family:'Space Grotesk',sans-serif;
  font-size:22px;
  font-weight:600;
  color:#0F172A;
}

/* Navigation */

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

nav a{
  font-weight:500;
  color:#111;
  transition:.2s;
}

nav a:hover{
  color:var(--primary);
}

.cta-nav{
  background:var(--primary);
  color:#fff !important;
  padding:10px 18px;
  border-radius:6px;
}

.cta-nav:hover{opacity:.85;}

/* Hamburger */

.hamburger{
  display:none;
  flex-direction:column;
  gap:6px;
  cursor:pointer;
}

.hamburger span{
  width:26px;
  height:3px;
  background:#0F172A;
  border-radius:3px;
}

/* ================= HERO ================= */

.hero{
  padding:90px 80px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:60px;
  align-items:center;
  background:
    radial-gradient(600px 300px at 10% 10%, rgba(34,184,207,.25), transparent),
    radial-gradient(500px 300px at 90% 20%, rgba(215,154,43,.25), transparent),
    linear-gradient(135deg,#0B0F14,#111827);
  color:#fff;
}

.hero h1{
  font-size:44px;
  margin-bottom:20px;
}

.hero h1 span{color:var(--primary);}

.hero p{
  font-size:18px;
  color:#E5E7EB;
  margin-bottom:30px;
  max-width:520px;
}

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

.btn-primary{
  background:var(--primary);
  padding:16px 26px;
  border-radius:10px;
  color:#fff;
  font-weight:600;
}

.btn-outline{
  border:2px solid var(--accent);
  padding:14px 24px;
  border-radius:10px;
  color:var(--accent);
  font-weight:600;
}

.hero-image{
  display:flex;
  align-items:center;
  justify-content:center;
}

.hero-image img{
  max-width:360px;
  width:100%;
}

/* ================= AI FEATURE ================= */

.ai-feature{
  padding:90px 80px;
  background:var(--light);
  text-align:center;
}

.ai-feature h2{
  font-size:36px;
  margin-bottom:50px;
}

.ai-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:30px;
}

.ai-card{
  background:#fff;
  border-radius:18px;
  padding:32px;
  border:1px solid #eee;
  transition:.3s;
}

.ai-card:hover{
  transform:translateY(-5px);
  box-shadow:0 10px 30px rgba(0,0,0,.08);
}

.ai-card.highlight{
  background:linear-gradient(135deg,#D79A2B,#C48610);
  color:#fff;
}

/* ================= SECTIONS ================= */

.section{
  padding:80px;
  scroll-margin-top:120px;
}

.section h2{
  font-size:36px;
  text-align:center;
  margin-bottom:50px;
}

.section-sub{
  max-width:640px;
  margin:0 auto 50px;
  text-align:center;
  color:#6B7280;
  font-size:18px;
}

/* Steps */

.steps-flow{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:30px;
}

.flow-card{
  background:#fff;
  padding:28px;
  border-radius:16px;
  border:1px solid #eee;
}

.flow-card span{
  background:var(--primary);
  color:#fff;
  padding:6px 12px;
  border-radius:20px;
  font-weight:700;
  display:inline-block;
  margin-bottom:10px;
}

.flow-card.highlight{
  background:linear-gradient(135deg,#D79A2B,#C48610);
  color:#fff;
}

/* ================= INSTALL IMAGE ================= */

.install-step{
  max-width:850px;
  margin:0 auto;
  text-align:center;
}

.install-step img{
  width:100%;
  max-width:800px;
  border-radius:12px;
  border:1px solid #1F2937;
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}

.install-step p{
  max-width:700px;
  margin:15px auto 0;
  color:#9CA3AF;
}

/* ================= HOSTING BANNER ================= */

.hosting-banner{
  background:linear-gradient(135deg,#0B0F14,#111827);
  padding:60px 20px;
  text-align:center;
  color:#fff;
  border-radius:14px;
  margin:60px auto;
  max-width:1200px;
}

.hosting-banner h2{
  font-size:34px;
  margin-bottom:15px;
}

.hosting-banner p{
  font-size:18px;
  margin-bottom:30px;
  opacity:.9;
}

.hosting-banner a{
  display:inline-block;
  padding:16px 34px;
  background:var(--primary);
  color:#fff;
  font-size:18px;
  font-weight:600;
  border-radius:50px;
  transition:.3s;
}

.hosting-banner a:hover{
  opacity:.9;
  transform:translateY(-3px);
  box-shadow:0 8px 25px rgba(215,154,43,.4);
}

/* ================= FOOTER ================= */

footer{
  background:var(--dark);
  color:#9CA3AF;
  padding:40px 80px;
  font-size:14px;
}

footer span{
  color:var(--primary);
}

/* ================= MODAL ================= */

.modal{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.65);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:9999;
}

.modal.active{display:flex;}

.modal-box{
  background:#111827;
  color:#fff;
  padding:36px;
  border-radius:18px;
  width:100%;
  max-width:420px;
  position:relative;
}

.modal-box input{
  width:100%;
  padding:14px;
  margin-bottom:14px;
  border:none;
  border-radius:8px;
}

.modal-box button{
  width:100%;
  padding:14px;
  background:var(--primary);
  border:none;
  border-radius:8px;
  font-weight:600;
  cursor:pointer;
}

.close{
  position:absolute;
  top:14px;
  right:18px;
  cursor:pointer;
  font-size:20px;
}

/* ================= RESPONSIVE ================= */

@media(max-width:900px){

  header,
  .hero,
  .section,
  .ai-feature,
  footer{
    padding:30px;
  }

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

  .buttons{
    justify-content:center;
    flex-wrap:wrap;
  }

  .nav-links{
    position:absolute;
    top:72px;
    left:0;
    width:100%;
    background:#fff;
    flex-direction:column;
    gap:0;
    display:none;
    border-top:1px solid #eee;
    box-shadow:0 12px 40px rgba(0,0,0,.08);
  }

  .nav-links a{
    padding:16px 30px;
    border-bottom:1px solid #eee;
  }

  .nav-links.active{
    display:flex;
  }

  .hamburger{
    display:flex;
  }

  .hosting-banner h2{
    font-size:24px;
  }

  .hosting-banner p{
    font-size:16px;
  }
}