:root{
  --bg:#0b0f13;
  --card:#121820;
  --text:#eaf0f6;
  --muted:#aab7c4;
  --accent:#1abc9c;
  --accent2:#0f8e76;
  --warning:#f1c40f;
  --border:rgba(255,255,255,.10);
  --shadow: 0 12px 30px rgba(0,0,0,.35);
  --radius: 18px;
  --max: 1120px;
  --font: system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:var(--font);
  background: radial-gradient(1200px 600px at 10% 0%, rgba(26,188,156,.18), transparent 55%),
              radial-gradient(900px 500px at 95% 20%, rgba(241,196,15,.12), transparent 60%),
              var(--bg);
  color:var(--text);
}
a{color:inherit; text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}
.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,15,19,.72);
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px; padding:12px 0;
}
.brand{display:flex; align-items:center; gap:12px}
.brand img{width:42px; height:42px}
.brand .name{line-height:1.1}
.brand .name b{display:block; letter-spacing:.6px}
.brand .name span{font-size:12px; color:var(--muted)}
.menu{display:flex; gap:14px; flex-wrap:wrap; justify-content:flex-end}
.menu a{padding:10px 12px; border-radius:12px; color:var(--muted)}
.menu a:hover{background:rgba(255,255,255,.06); color:var(--text)}

.hero{padding:46px 0 22px}
.hero-grid{display:grid; grid-template-columns:1.25fr .9fr; gap:22px; align-items:stretch}
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card{padding:26px}
.kicker{display:inline-flex; gap:8px; align-items:center; color:var(--muted); font-size:13px}
.kicker .dot{width:10px; height:10px; border-radius:99px; background:var(--accent)}
h1{margin:10px 0 10px; font-size:40px; letter-spacing:-.8px}
p{color:var(--muted); line-height:1.6; margin:0 0 14px}
.cta-row{display:flex; gap:12px; flex-wrap:wrap; margin-top:14px}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 16px; border-radius:14px; border:1px solid var(--border);
  background: rgba(255,255,255,.05);
  color:var(--text);
  cursor:pointer;
}
.btn:hover{background:rgba(255,255,255,.08)}
.btn.primary{background: linear-gradient(180deg, var(--accent), var(--accent2)); border:none}
.btn.primary:hover{filter:brightness(1.05)}
.btn.warn{background:rgba(241,196,15,.14); border:1px solid rgba(241,196,15,.35)}
.badges{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.badge{
  font-size:12px; color:var(--muted);
  border:1px solid var(--border); background:rgba(255,255,255,.03);
  padding:8px 10px; border-radius:999px
}

.side-card{padding:18px}
.side-title{display:flex; align-items:center; justify-content:space-between; gap:10px}
.side-title h3{margin:0; font-size:16px}
.small{font-size:12px; color:var(--muted)}
.grid3{display:grid; grid-template-columns:repeat(3, 1fr); gap:10px; margin-top:12px}
.tile{
  padding:12px; border:1px solid var(--border); border-radius:14px;
  background:rgba(0,0,0,.12);
}
.tile b{display:block; font-size:13px}
.tile span{font-size:12px; color:var(--muted)}

.section{padding:28px 0}
.section h2{margin:0 0 12px; font-size:22px}
.cols{display:grid; grid-template-columns:1fr 1fr; gap:16px}
.list{display:grid; gap:10px}
.item{
  display:flex; gap:12px; align-items:flex-start;
  padding:14px; border-radius:14px; border:1px solid var(--border);
  background:rgba(255,255,255,.03);
}
.icon{
  width:38px; height:38px; border-radius:12px;
  display:grid; place-items:center;
  background:rgba(26,188,156,.14); border:1px solid rgba(26,188,156,.25);
}
.item b{display:block; margin-bottom:2px}
.item p{margin:0; font-size:13px}

.quote{
  padding:18px; border-radius:14px; border:1px dashed rgba(255,255,255,.20);
  color:var(--muted); background:rgba(0,0,0,.10)
}

.calc{padding:20px}
.form{
  display:grid; gap:12px;
}
.row{display:grid; grid-template-columns:1fr 1fr; gap:12px}
label{font-size:12px; color:var(--muted)}
input, select, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgb(0, 0, 0);
  color:var(--text);
  outline:none;
}
input:focus, select:focus, textarea:focus{border-color: rgba(26,188,156,.55)}
.result{
  margin-top:8px;
  padding:14px;
  border-radius:14px;
  border:1px solid rgba(26,188,156,.30);
  background:rgba(26,188,156,.08);
}
.result b{color:var(--text)}
.footer{
  padding:26px 0 40px;
  border-top:1px solid var(--border);
  color:var(--muted);
}
.footer-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:start
}
hr.sep{border:none; border-top:1px solid var(--border); margin:16px 0}
.note{font-size:12px; color:var(--muted)}

@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  h1{font-size:34px}
  .cols{grid-template-columns:1fr}
  .row{grid-template-columns:1fr}
  .menu{display:none}
}