:root{
  --bg:#0b0f14;
  --panel:#0f1620;
  --text:#e7eef7;
  --muted:#b4c2d3;
  --charcoal:#1a2431;
  --teal:#19c2a6;
  --teal2:#11a58f;
  --line:#233246;
  --shadow: 0 14px 40px rgba(0,0,0,.35);
  --radius: 18px;
  --max: 1120px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font-family:var(--font);
  background: radial-gradient(1200px 700px at 20% 0%, rgba(25,194,166,.14), transparent 60%),
              radial-gradient(900px 600px at 90% 10%, rgba(17,165,143,.10), transparent 55%),
              linear-gradient(180deg, var(--bg), #070a0f 70%);
  color:var(--text);
}
a{color:inherit; text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 22px}
.nav{
  position:sticky; top:0; z-index:50;
  background: rgba(11,15,20,.72);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(35,50,70,.65);
}
.nav-inner{display:flex; align-items:center; justify-content:space-between; height:72px}
.brand{display:flex; gap:12px; align-items:center}
.logo{
  width:40px; height:40px; border-radius:12px;
  background: linear-gradient(135deg, rgba(25,194,166,.95), rgba(17,165,143,.65));
  display:grid; place-items:center;
  box-shadow: 0 10px 28px rgba(25,194,166,.18);
}
.logo svg{opacity:.95}
.brand-title{display:flex; flex-direction:column; line-height:1.1}
.brand-title strong{font-size:14px; letter-spacing:.2px}
.brand-title span{font-size:12px; color:var(--muted)}
.menu{display:flex; gap:18px; align-items:center}
.menu a{
  font-size:13px; color:var(--muted);
  padding:10px 10px; border-radius:12px;
}
.menu a:hover{background:rgba(26,36,49,.55); color:var(--text)}
.menu .cta{
  color:#061014; background:var(--teal); font-weight:700;
  padding:10px 14px;
}
.menu .cta:hover{background:var(--teal2)}
.hamburger{display:none; border:1px solid rgba(35,50,70,.7); background:rgba(15,22,32,.7); color:var(--text);
  padding:10px 12px; border-radius:12px; cursor:pointer}
.mobile{display:none}
.hero{
  padding:70px 0 30px;
}
.hero-grid{
  display:grid; grid-template-columns: 1.15fr .85fr; gap:28px; align-items:stretch;
}
.card{
  background: linear-gradient(180deg, rgba(15,22,32,.86), rgba(10,14,20,.86));
  border:1px solid rgba(35,50,70,.75);
  border-radius:var(--radius);
  box-shadow: var(--shadow);
}
.hero-left{padding:34px}
.badge{
  display:inline-flex; gap:10px; align-items:center;
  background:rgba(26,36,49,.55);
  border:1px solid rgba(35,50,70,.75);
  padding:8px 12px; border-radius:999px;
  color:var(--muted); font-size:12px;
}
.badge i{
  width:8px; height:8px; border-radius:999px; background:var(--teal);
  box-shadow: 0 0 0 6px rgba(25,194,166,.12);
}
h1{
  margin:14px 0 10px; font-size:44px; letter-spacing:-.8px; line-height:1.06;
}
.subhead{color:var(--muted); font-size:16px; line-height:1.6; max-width:58ch}
.actions{display:flex; gap:12px; margin-top:18px; flex-wrap:wrap}
.btn{
  display:inline-flex; gap:10px; align-items:center; justify-content:center;
  border-radius:14px; padding:12px 14px; font-weight:700; font-size:13px;
  border:1px solid rgba(35,50,70,.85);
  background: rgba(26,36,49,.55);
}
.btn.primary{background:var(--teal); color:#061014; border-color: rgba(25,194,166,.65)}
.btn.primary:hover{background:var(--teal2)}
.btn:hover{transform: translateY(-1px)}
.metrics{
  display:grid; grid-template-columns: repeat(3,1fr); gap:12px; margin-top:18px
}
.metric{
  padding:14px; border-radius:16px;
  background: rgba(26,36,49,.4);
  border:1px solid rgba(35,50,70,.75);
}
.metric strong{display:block; font-size:16px}
.metric span{color:var(--muted); font-size:12px}

.hero-right{padding:20px; display:flex; flex-direction:column; gap:14px}
.panel{padding:18px}
.panel h3{margin:0 0 8px; font-size:14px}
.panel p{margin:0; color:var(--muted); font-size:13px; line-height:1.55}
.list{margin:12px 0 0; padding:0; list-style:none; display:flex; flex-direction:column; gap:10px}
.list li{
  display:flex; gap:10px; align-items:flex-start;
  padding:12px; border-radius:14px;
  background: rgba(26,36,49,.35);
  border:1px solid rgba(35,50,70,.65);
}
.icon{
  width:28px; height:28px; border-radius:12px;
  background: rgba(25,194,166,.12);
  border:1px solid rgba(25,194,166,.3);
  display:grid; place-items:center; flex:0 0 auto
}
.section{padding:32px 0}
.section h2{margin:0 0 10px; font-size:24px; letter-spacing:-.3px}
.section p.lead{margin:0 0 18px; color:var(--muted); line-height:1.7; max-width:78ch}
.grid-3{display:grid; grid-template-columns: repeat(3,1fr); gap:14px}
.grid-2{display:grid; grid-template-columns: repeat(2,1fr); gap:14px}
.feature{padding:18px}
.feature h3{margin:10px 0 6px; font-size:15px}
.feature p{margin:0; color:var(--muted); font-size:13px; line-height:1.6}
.kicker{color:var(--muted); font-size:12px; text-transform:uppercase; letter-spacing:.12em}
.hr{height:1px; background:rgba(35,50,70,.75); margin:18px 0}
.quote{
  padding:18px; border-left:3px solid rgba(25,194,166,.8);
  background: rgba(26,36,49,.35);
  border-radius: 16px;
  color:var(--muted);
}
.footer{
  margin-top:30px; padding:26px 0 40px;
  border-top:1px solid rgba(35,50,70,.75);
  color:var(--muted);
}
.footer-grid{display:grid; grid-template-columns: 1.2fr .8fr; gap:18px; align-items:start}
.small{font-size:12px; line-height:1.6}
.footer a{color:var(--text); opacity:.9}
.tag{
  display:inline-flex; font-size:12px; color:var(--muted);
  padding:8px 10px; border-radius:999px;
  border:1px solid rgba(35,50,70,.7);
  background: rgba(15,22,32,.6);
  margin: 6px 6px 0 0;
}
.form{
  display:grid; gap:10px;
}
.input, textarea{
  width:100%; border-radius:14px;
  padding:12px 12px;
  background: rgba(15,22,32,.72);
  border:1px solid rgba(35,50,70,.8);
  color: var(--text);
  font-size:13px;
}
textarea{min-height:120px; resize:vertical}
.notice{
  padding:12px 14px;
  border-radius:14px;
  border:1px dashed rgba(35,50,70,.9);
  background: rgba(26,36,49,.25);
  color: var(--muted);
  font-size:12px;
  line-height:1.55;
}
.pagehead{padding:34px 0 8px}
.pagehead h1{font-size:34px}
.breadcrumb{color:var(--muted); font-size:12px}
.codebox{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size:12px;
  background: rgba(10,14,20,.7);
  border:1px solid rgba(35,50,70,.7);
  border-radius:16px;
  padding:14px;
  color: var(--muted);
  overflow:auto;
}

/* responsive */
@media (max-width: 940px){
  .hero-grid{grid-template-columns:1fr}
  h1{font-size:38px}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
}
@media (max-width: 760px){
  .menu{display:none}
  .hamburger{display:inline-flex}
  .mobile{
    display:none;
    border-top:1px solid rgba(35,50,70,.75);
    padding:12px 0 18px;
  }
  .mobile a{
    display:block; padding:12px 10px; border-radius:12px; color:var(--muted)
  }
  .mobile a:hover{background:rgba(26,36,49,.55); color:var(--text)}
  .mobile .cta{color:#061014; background:var(--teal); font-weight:800}
}