:root{
  --blue:#0B72B9;
  --blue-dark:#084d82;
  --green:#6FB23F;
  --navy:#071e38;
  --light:#f4f8fc;
  --white:#ffffff;
  --text:#1a2433;
  --muted:#5a7190;
  --border:rgba(11,114,185,0.12);
}

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

body{
  font-family:'DM Sans',sans-serif;
  background:#fff;
  color:var(--text);
  overflow-x:hidden;
}

html{
  scroll-behavior:smooth;
}

/* HEADER */

header{
  position:sticky;
  top:0;
  z-index:100;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:0 48px;
  height:72px;
  background:rgba(255,255,255,0.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:24px;
  font-weight:800;
  color:var(--blue);
}

.logo-mark{
  width:36px;
  height:36px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--blue),var(--green));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-weight:700;
}

nav{
  display:flex;
  gap:12px;
}

nav a{
  text-decoration:none;
  color:var(--muted);
  padding:10px 14px;
  border-radius:10px;
  transition:0.2s;
}

nav a:hover{
  background:#eef6fc;
  color:var(--blue);
}

.nav-cta{
  background:var(--blue);
  color:#fff !important;
}

/* HERO */

.hero{
  background:linear-gradient(135deg,#071e38,#0b2e55);
  color:#fff;
  min-height:95vh;
  display:flex;
  align-items:center;
  padding:90px 48px;
}

.hero-content{
  max-width:760px;
}

.hero h1{
  font-size:64px;
  line-height:1.1;
  margin-bottom:24px;
  font-weight:800;
}

.hero h1 span{
  color:#70c5ff;
}

.hero-text-box h3{
  font-size:30px;
  margin-bottom:18px;
  line-height:1.5;
}

.hero-sub{
  color:rgba(255,255,255,0.78);
  font-size:18px;
  line-height:1.8;
  margin-bottom:10px;
}

.hero-points{
  display:grid;
  grid-template-columns:repeat(2,minmax(240px,1fr));
  gap:16px;
  margin-top:30px;
}

.hero-point{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.08);
  padding:16px;
  border-radius:14px;
  backdrop-filter:blur(10px);
}

.hero-actions{
  display:flex;
  gap:16px;
  margin-top:36px;
  flex-wrap:wrap;
}

.btn-primary,
.btn-secondary{
  text-decoration:none;
  padding:16px 26px;
  border-radius:12px;
  font-weight:700;
}

.btn-primary{
  background:var(--blue);
  color:#fff;
}

.btn-secondary{
  border:1px solid rgba(255,255,255,0.25);
  color:#fff;
}

/* SECTIONS */

section{
  padding:90px 48px;
}

.section-header{
  margin-bottom:50px;
}

.section-tag{
  display:inline-block;
  padding:8px 16px;
  border-radius:50px;
  background:#eef6fc;
  color:var(--blue);
  font-size:13px;
  font-weight:700;
  margin-bottom:18px;
}

.section-title{
  font-size:44px;
  margin-bottom:16px;
  line-height:1.2;
}

.section-sub{
  color:var(--muted);
  line-height:1.8;
  max-width:650px;
}

/* SERVICES */

.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:24px;
}

.service-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:22px;
  padding:32px;
  transition:0.3s;
}

.service-card:hover{
  transform:translateY(-6px);
  box-shadow:0 20px 40px rgba(0,0,0,0.08);
}

.sc-icon{
  font-size:36px;
  margin-bottom:18px;
}

.sc-title{
  font-size:22px;
  font-weight:700;
  margin-bottom:14px;
}

.sc-desc{
  color:var(--muted);
  line-height:1.8;
}

.card-btn{
  display:inline-block;
  margin-top:22px;
  background:var(--blue);
  color:#fff;
  padding:12px 18px;
  border-radius:10px;
  text-decoration:none;
  font-size:14px;
  font-weight:700;
}

/* EMI */

.calc-section{
  background:var(--navy);
  color:#fff;
}

.calc-wrapper{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
}

.dark-tag{
  background:rgba(255,255,255,0.1);
  color:#fff;
}

.white-title{
  color:#fff;
}

.calc-sub{
  color:rgba(255,255,255,0.7);
}

.calc-box{
  background:rgba(255,255,255,0.05);
  padding:34px;
  border-radius:24px;
}

.calc-field{
  margin-bottom:24px;
}

.calc-label{
  display:flex;
  justify-content:space-between;
  margin-bottom:12px;
}

input[type=range]{
  width:100%;
}

.calc-result{
  margin-top:30px;
  background:rgba(11,114,185,0.24);
  padding:26px;
  border-radius:18px;
}

.calc-result-value{
  font-size:42px;
  font-weight:800;
  margin-top:10px;
}

.calc-result-sub{
  margin-top:10px;
  color:rgba(255,255,255,0.7);
}

/* CONTACT */

.contact-section{
  background:#f8fbff;
}

.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
}

.form-row{
  margin-bottom:18px;
}

.form-input,
.form-select{
  width:100%;
  padding:16px;
  border-radius:12px;
  border:1px solid var(--border);
  font-size:15px;
}

.form-btn{
  width:100%;
  padding:16px;
  border:none;
  border-radius:12px;
  background:var(--blue);
  color:#fff;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
}

/* WHATSAPP */

.wa-float{
  position:fixed;
  right:24px;
  bottom:24px;
  width:62px;
  height:62px;
  border-radius:50%;
  background:#25D366;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  text-decoration:none;
  font-size:30px;
}

/* MOBILE */

@media(max-width:768px){

  header{
    padding:0 20px;
  }

  nav{
    display:none;
  }

  section{
    padding:70px 20px;
  }

  .hero{
    padding:70px 20px;
    min-height:auto;
  }

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

  .hero-text-box h3{
    font-size:24px;
  }

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

  .calc-wrapper,
  .contact-grid{
    grid-template-columns:1fr;
  }

}