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

html{
  scroll-behavior:smooth;
}

body{
  font-family:Arial,Helvetica,sans-serif;
  background:#07111f;
  color:#fff;
  line-height:1.6;
}

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

img{
  max-width:100%;
  display:block;
}

/* HEADER */
header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(7,17,31,.96);
  border-bottom:1px solid rgba(255,255,255,.1);
}

.header-inner{
  max-width:1200px;
  margin:auto;
  padding:16px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.logo img{
  width:190px;
  height:auto;
}

nav{
  display:flex;
  align-items:center;
  gap:28px;
}

nav a{
  font-weight:600;
  transition:.25s;
}

nav a:hover{
  color:#38bdf8;
}

#menu{
  display:none;
  background:none;
  border:0;
  color:white;
  font-size:30px;
  cursor:pointer;
}

/* HERO */
.hero{
  min-height:82vh;
  display:flex;
  align-items:center;
  background:
    radial-gradient(circle at 75% 30%,rgba(14,165,233,.22),transparent 35%),
    linear-gradient(135deg,#07111f,#0b1d35);
  padding:80px 24px;
}

.hero-content{
  width:100%;
  max-width:1200px;
  margin:auto;
}

.hero h1{
  max-width:850px;
  font-size:clamp(42px,7vw,78px);
  line-height:1.05;
  margin-bottom:22px;
}

.hero h1 span{
  color:#38bdf8;
}

.hero p{
  max-width:680px;
  color:#cbd5e1;
  font-size:20px;
  margin-bottom:32px;
}

/* BUTTONS */
.btn,
button{
  display:inline-block;
  background:#0ea5e9;
  color:#fff;
  border:0;
  border-radius:8px;
  padding:14px 24px;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  transition:.25s;
}

.btn:hover,
button:hover{
  background:#0284c7;
  transform:translateY(-2px);
}

.btn-outline{
  background:transparent;
  border:1px solid #38bdf8;
  margin-left:10px;
}

.btn-outline:hover{
  background:#0ea5e9;
}

/* GENERAL SECTIONS */
section{
  padding:90px 24px;
}

.container{
  max-width:1200px;
  margin:auto;
}

.section-title{
  text-align:center;
  margin-bottom:55px;
}

.section-title h2{
  font-size:clamp(32px,5vw,48px);
  margin-bottom:12px;
}

.section-title p{
  color:#94a3b8;
  max-width:700px;
  margin:auto;
}

/* SERVICES */
.services{
  background:#0a1626;
}

.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}

.card{
  background:#0f2035;
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;
  padding:30px;
  transition:.3s;
}

.card:hover{
  transform:translateY(-6px);
  border-color:#0ea5e9;
}

.card h3{
  font-size:22px;
  margin-bottom:12px;
}

.card p{
  color:#aebdcd;
}

/* ABOUT */
.about{
  background:#07111f;
}

.about-content{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:55px;
  align-items:center;
}

.about h2{
  font-size:42px;
  margin-bottom:20px;
}

.about p{
  color:#b7c4d3;
  margin-bottom:18px;
}

/* CTA */
.cta{
  text-align:center;
  background:
    linear-gradient(135deg,rgba(14,165,233,.18),rgba(7,17,31,1));
}

.cta h2{
  font-size:42px;
  margin-bottom:15px;
}

.cta p{
  color:#cbd5e1;
  margin-bottom:28px;
}

/* CONTACT */
.contact{
  background:#0a1626;
}

form{
  max-width:700px;
  margin:30px auto 0;
}

input,
textarea,
select{
  width:100%;
  background:#07111f;
  color:#fff;
  border:1px solid #334155;
  border-radius:8px;
  padding:15px;
  margin-bottom:15px;
  font-size:16px;
}

textarea{
  min-height:150px;
  resize:vertical;
}

input:focus,
textarea:focus,
select:focus{
  outline:none;
  border-color:#38bdf8;
}

/* FOOTER */
footer{
  background:#040b14;
  padding:35px 24px;
  text-align:center;
  color:#8494a8;
  border-top:1px solid rgba(255,255,255,.08);
}

/* MOBILE */
@media(max-width:800px){

  .header-inner{
    padding:14px 18px;
  }

  .logo img{
    width:155px;
  }

  #menu{
    display:block;
  }

  nav{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    background:#07111f;
    padding:22px;
    flex-direction:column;
    align-items:flex-start;
    border-top:1px solid #1e293b;
  }

  nav.open{
    display:flex;
  }

  .hero{
    min-height:75vh;
    padding:65px 20px;
  }

  .hero h1{
    font-size:45px;
  }

  .hero p{
    font-size:18px;
  }

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

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

  section{
    padding:65px 20px;
  }

  .btn{
    display:block;
    width:100%;
    text-align:center;
    margin:10px 0;
  }
}