:root{
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --bg:#f8fafc;
  --surface:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e2e8f0;
  --shadow:0 10px 30px rgba(15,23,42,.08);
}

@media (prefers-color-scheme: dark){
:root{
  --primary:#3b82f6;
  --primary-dark:#60a5fa;
  --bg:#0f172a;
  --surface:#1e293b;
  --text:#f8fafc;
  --muted:#94a3b8;
  --border:#334155;
  --shadow:0 12px 30px rgba(0,0,0,.35);
}
}

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

html{
  scroll-behavior:smooth;
}

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

.container{
  width:min(1150px,90%);
  margin:auto;
}

header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}

@media (prefers-color-scheme: dark){
header{
  background:rgba(15,23,42,.8);
}
}

.nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 0;
}

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

nav{
  display:flex;
  gap:28px;
}

nav a{
  text-decoration:none;
  color:var(--muted);
  font-weight:500;
  transition:.25s;
}

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

.hero{
  padding:110px 0;
}

.hero-content{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:50px;
  align-items:center;
}

.badge{
  display:inline-block;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(37,99,235,.12);
  color:var(--primary);
  font-weight:600;
  margin-bottom:20px;
}

.hero h1{
  font-size:clamp(2.3rem,5vw,4rem);
  line-height:1.1;
  margin-bottom:20px;
}

.hero p{
  color:var(--muted);
  max-width:650px;
}

.buttons{
  display:flex;
  gap:16px;
  margin-top:35px;
  flex-wrap:wrap;
}

.btn{
  display:inline-block;
  text-decoration:none;
  padding:14px 24px;
  border-radius:12px;
  transition:.25s;
  font-weight:600;
}

.primary{
  background:var(--primary);
  color:white;
}

.primary:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
}

.secondary{
  border:1px solid var(--border);
  color:var(--text);
  background:var(--surface);
}

.secondary:hover{
  transform:translateY(-2px);
}

.hero-card,
.card,
form{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:var(--shadow);
}

.hero-card{
  padding:30px;
}

.hero-card ul{
  margin-top:18px;
  padding-left:18px;
}

.section{
  padding:90px 0;
}

.alt{
  background:rgba(148,163,184,.08);
}

.section h2{
  text-align:center;
  margin-bottom:45px;
  font-size:2rem;
}

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

.card{
  padding:28px;
  transition:.25s;
}

.card:hover{
  transform:translateY(-5px);
}

.card p{
  color:var(--muted);
  margin-top:10px;
}

.steps{
  display:grid;
  gap:18px;
  list-style:none;
  max-width:700px;
  margin:auto;
}

.steps li{
  padding:20px;
  border-radius:14px;
  background:var(--surface);
  border:1px solid var(--border);
}

.contact form{
  max-width:700px;
  margin:40px auto 0;
  padding:35px;
  display:grid;
  gap:18px;
}

input,
textarea{
  width:100%;
  padding:14px;
  border:1px solid var(--border);
  border-radius:10px;
  background:transparent;
  color:var(--text);
  font:inherit;
}

textarea{
  resize:vertical;
}

button{
  border:none;
  cursor:pointer;
}

footer{
  border-top:1px solid var(--border);
  text-align:center;
  padding:35px 0;
  color:var(--muted);
}

@media(max-width:850px){

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

nav{
  display:none;
}

.buttons{
  flex-direction:column;
}

.btn{
  text-align:center;
}

}