:root{
  --bg0:#050812;
  --bg1:#0b1220;
  --panel:rgba(12,18,30,.78);
  --panel2:rgba(18,26,42,.84);
  --text:#eaf2ff;
  --muted:#a9b7d0;
  --muted2:#7f93b5;

  --accent:#58a6ff;
  --accent2:#8b5cf6;
  --good:#22c55e;
  --warn:#f59e0b;

  --border:rgba(255,255,255,.10);
  --border2:rgba(88,166,255,.22);

  --shadow:0 20px 65px rgba(0,0,0,.55);
  --shadow2:0 10px 28px rgba(88,166,255,.18);

  --radius:22px;
  --radius2:16px;

  --max:1140px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color:var(--text);
  background:
    radial-gradient(1200px 650px at 12% -12%, rgba(139,92,246,.33), transparent 62%),
    radial-gradient(900px 520px at 95% 8%, rgba(88,166,255,.22), transparent 55%),
    radial-gradient(900px 650px at 50% 112%, rgba(34,197,94,.09), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 55%, var(--bg0));
  overflow-x:hidden;
}

/* Subtle blueprint grid */
body:before{
  content:"";
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(circle at 35% 0%, rgba(0,0,0,.95), rgba(0,0,0,.30) 55%, rgba(0,0,0,0) 82%);
  pointer-events:none;
  opacity:.22;
}

/* “Layer lines” hint */
body:after{
  content:"";
  position:fixed; inset:-20% -10% auto -10%;
  height:540px;
  background:repeating-linear-gradient(0deg, rgba(88,166,255,0) 0px, rgba(88,166,255,0) 16px, rgba(88,166,255,.05) 17px, rgba(88,166,255,0) 18px);
  transform:skewY(-7deg);
  pointer-events:none;
  opacity:.24;
}

a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:var(--max);margin:0 auto;padding:24px}

/* Top nav */
.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background:linear-gradient(180deg, rgba(5,8,18,.88), rgba(5,8,18,.55));
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{
  width:38px;height:38px;border-radius:14px;
  border:1px solid rgba(88,166,255,.25);
  background:linear-gradient(135deg, rgba(88,166,255,.16), rgba(139,92,246,.16));
  display:grid;place-items:center;
  box-shadow:var(--shadow2);
}
.brand .mark svg{width:20px;height:20px;fill:var(--text);opacity:.92}
.brand .txt{display:flex;flex-direction:column;line-height:1.06}
.brand .txt b{font-size:18px;letter-spacing:.2px}
.brand .txt span{color:var(--muted2);font-size:12px}

.menu{display:flex;flex-wrap:wrap;gap:10px}
.menu a{
  padding:10px 12px;border-radius:14px;color:var(--text);
  border:1px solid transparent;
}
.menu a.active,.menu a:hover{
  background:rgba(88,166,255,.10);
  border-color:rgba(88,166,255,.22);
  text-decoration:none;
}

/* Typography */
h1{
  font-size:52px; line-height:1.03;
  margin:0 0 10px; letter-spacing:-.9px;
}
h2{font-size:28px;margin:26px 0 10px;letter-spacing:-.3px}
h3{font-size:18px;margin:18px 0 8px}
p{color:var(--muted);line-height:1.78;margin:8px 0}
.small{font-size:13px;color:var(--muted2)}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;color:var(--muted2);
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.03);
  padding:6px 10px;border-radius:999px;
}
.hr{height:1px;background:linear-gradient(90deg, transparent, var(--border), transparent);margin:18px 0}

/* Layout */
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.card{
  grid-column:span 12;
  background:linear-gradient(180deg, var(--panel), var(--panel2));
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
  transition:transform .18s ease, border-color .18s ease;
}
.card:hover{transform:translateY(-2px);border-color:rgba(88,166,255,.18)}
.card:before{
  content:"";
  position:absolute; inset:-2px;
  background:
    radial-gradient(680px 250px at 18% 8%, rgba(139,92,246,.18), transparent 55%),
    radial-gradient(580px 230px at 92% 0%, rgba(88,166,255,.15), transparent 60%);
  opacity:.9;
  pointer-events:none;
}
.card > *{position:relative}
@media(min-width:920px){
  .card.half{grid-column:span 6}
  .card.third{grid-column:span 4}
  .card.twothirds{grid-column:span 8}
  .card.onethird{grid-column:span 4}
}

.notice{
  border-left:3px solid rgba(88,166,255,.7);
  padding:12px 14px;
  background:rgba(88,166,255,.08);
  border-radius:16px;
  border:1px solid rgba(88,166,255,.18);
}

/* Buttons */
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  color:#06101b;
  padding:12px 16px;
  border-radius:16px;
  font-weight:900;
  box-shadow:var(--shadow2);
  transition:transform .12s ease, filter .12s ease;
}
.btn:hover{ text-decoration:none; filter:brightness(1.05); transform:translateY(-1px)}
.btn:active{ transform:translateY(0)}
.btn.secondary{
  background:transparent;
  color:var(--text);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:none;
}
.btn.secondary:hover{background:rgba(255,255,255,.04)}
.btn.ghost{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
  color:var(--text);
  box-shadow:none;
}
.btn.ghost:hover{background:rgba(255,255,255,.06)}
.btn:focus-visible, .menu a:focus-visible, a:focus-visible{
  outline:2px solid rgba(88,166,255,.55);
  outline-offset:3px;
  border-radius:16px;
}

/* Hero */
.hero{padding:56px 0 22px; position:relative}
.hero .lead{max-width:72ch}
.hero .hero-card{
  margin-top:18px;
  border:1px solid rgba(88,166,255,.18);
  background:linear-gradient(180deg, rgba(10,16,28,.72), rgba(16,22,36,.65));
}
.hero-art{
  position:absolute;
  right:-120px;
  top:10px;
  width:520px;
  height:520px;
  opacity:.25;
  pointer-events:none;
  filter:blur(.2px);
  mask-image:radial-gradient(circle at 40% 40%, rgba(0,0,0,.9), rgba(0,0,0,0) 65%);
}
@media(max-width:920px){
  h1{font-size:40px}
  .hero-art{display:none}
}

/* Feature */
.feature{display:flex; gap:12px; align-items:flex-start}
.icon{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:14px;
  border:1px solid rgba(88,166,255,.22);
  background:rgba(88,166,255,.10);
}
.icon svg{width:19px;height:19px;fill:var(--text);opacity:.95}

/* Steps */
.steps{counter-reset:s}
.step{display:flex;gap:14px;align-items:flex-start;margin:10px 0}
.step:before{
  counter-increment:s;
  content:counter(s);
  display:inline-grid;place-items:center;
  width:30px;height:30px;border-radius:12px;
  background:rgba(139,92,246,.18);
  border:1px solid rgba(139,92,246,.35);
  color:var(--text);font-weight:900;
}

/* KV tiles */
.kv{display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:700px){.kv{grid-template-columns:1fr 1fr}}
.kv div{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  padding:12px
}

/* Pricing */
.pricing{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:14px;
}
.price-card{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.10);
  border-radius:20px;
  padding:16px;
  min-width:0;
}
.price{
  font-size:clamp(28px, 3vw, 34px);
  font-weight:900;
  letter-spacing:-.6px;
  margin:8px 0 6px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(88,166,255,.20);
  background:rgba(88,166,255,.08);
  color:var(--text);
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
}

/* FAQ */
details{
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  padding:12px 14px;
}
details + details{margin-top:10px}
summary{
  cursor:pointer;
  font-weight:800;
  color:var(--text);
  list-style:none;
}
summary::-webkit-details-marker{display:none}
summary:after{
  content:"+";
  float:right;
  opacity:.7;
}
details[open] summary:after{content:"–"}
details p{margin:10px 0 0}

/* Footer */
.footer{padding:22px 0;color:var(--muted2);font-size:13px}