:root{
  --bg:#0b0f14;
  --bg2:#0f1621;
  --card:#111a26;
  --text:#e7eef8;
  --muted:#a9b7c8;
  --line:#223247;
  --accent:#7dd3fc;
  --accent2:#a78bfa;
  --ok:#34d399;
  --warn:#fbbf24;
  --danger:#fb7185;
  --radius:16px;
  --shadow: 0 20px 50px rgba(0,0,0,.35);
  --max:1100px;
  --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);
  color:var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(167,139,250,.25), transparent 60%),
              radial-gradient(1200px 600px at 90% 0%, rgba(125,211,252,.25), transparent 60%),
              linear-gradient(180deg, var(--bg), #070a0f);
}

a{color:inherit; text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 20px}

.nav{
  position:sticky; top:0; z-index:20;
  backdrop-filter: blur(10px);
  background: rgba(10,14,20,.65);
  border-bottom: 1px solid rgba(34,50,71,.5);
}
.nav__inner{display:flex; align-items:center; justify-content:space-between; height:68px}
.brand{display:flex; align-items:center; gap:10px; font-weight:800; letter-spacing:.4px}
.brand__dot{width:10px; height:10px; border-radius:50%; background: linear-gradient(135deg,var(--accent),var(--accent2))}
.nav__links{display:flex; gap:18px; align-items:center}
.nav__links a{color:var(--muted)}
.nav__links a:hover{color:var(--text)}
.nav__burger{display:none; background:transparent; border:0; color:var(--text); font-size:22px; cursor:pointer}

.nav__mobile{
  display:none;
  padding:12px 20px 18px;
  border-top: 1px solid rgba(34,50,71,.5);
}
.nav__mobile a{display:block; padding:10px 0; color:var(--muted)}
.nav__mobile a:hover{color:var(--text)}

.hero{padding:70px 0 40px}
.hero__grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:28px;
  align-items:start;
}
.kicker{
  display:inline-block;
  color: var(--muted);
  border:1px solid rgba(34,50,71,.6);
  padding:8px 12px;
  border-radius:999px;
  background: rgba(17,26,38,.45);
}
h1{margin:14px 0 12px; font-size:48px; line-height:1.05}
.lead{color:var(--muted); font-size:18px; line-height:1.55; margin:0 0 18px}
.hero__cta{display:flex; gap:12px; margin:18px 0 14px}
.hero__meta{display:flex; flex-wrap:wrap; gap:10px; margin-top:12px}
.pill{
  font-size:13px;
  color: var(--muted);
  border:1px solid rgba(34,50,71,.6);
  padding:8px 10px;
  border-radius:999px;
  background: rgba(17,26,38,.35);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 16px;
  border-radius: 12px;
  border:1px solid rgba(125,211,252,.45);
  background: linear-gradient(135deg, rgba(125,211,252,.18), rgba(167,139,250,.18));
  color: var(--text);
  font-weight:700;
  cursor:pointer;
  box-shadow: 0 10px 30px rgba(0,0,0,.22);
}
.btn:hover{transform: translateY(-1px)}
.btn--ghost{
  background: rgba(17,26,38,.35);
  border:1px solid rgba(34,50,71,.8);
  color: var(--text);
}
.btn--small{padding:9px 12px; font-size:14px}

.panel{
  background: linear-gradient(180deg, rgba(17,26,38,.8), rgba(17,26,38,.55));
  border:1px solid rgba(34,50,71,.8);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.panel__header{display:flex; align-items:center; justify-content:space-between; margin-bottom:12px}
.panel__title{font-weight:800; letter-spacing:.2px}
.badge{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(34,50,71,.8);
  background: rgba(15,22,33,.6);
  color: var(--muted);
}
.code{
  border-radius: 14px;
  border:1px solid rgba(34,50,71,.8);
  background: rgba(7,10,15,.65);
  padding:14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size:13px;
}
.code__row{padding:6px 0; border-bottom:1px dashed rgba(34,50,71,.6)}
.code__row:last-child{border-bottom:0}
.muted{color:var(--muted)}
.panel__note{margin:12px 0 0; color:var(--muted); font-size:14px; line-height:1.5}

.section{padding:56px 0}
.section--alt{background: rgba(17,26,38,.25); border-top:1px solid rgba(34,50,71,.5); border-bottom:1px solid rgba(34,50,71,.5)}
h2{font-size:34px; margin:0 0 10px}
.sublead{color:var(--muted); margin:0 0 22px; line-height:1.6}

.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
}
.card{
  background: linear-gradient(180deg, rgba(17,26,38,.8), rgba(17,26,38,.55));
  border:1px solid rgba(34,50,71,.8);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: 0 12px 36px rgba(0,0,0,.25);
}
.card__top{display:flex; align-items:center; justify-content:space-between; gap:10px}
.card h3{margin:0 0 10px; font-size:18px}
.card p{color:var(--muted); line-height:1.55; margin:0 0 12px}
.card--wide{grid-column: span 3}

.list{margin:0; padding-left:18px; color:var(--muted); line-height:1.6}
.grid2{display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:12px}
.mini{border:1px solid rgba(34,50,71,.7); border-radius:14px; padding:12px; background: rgba(7,10,15,.35)}
.mini h4{margin:0 0 6px}

.steps{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px; margin-top:18px}
.step{
  display:flex; gap:12px; align-items:flex-start;
  background: rgba(7,10,15,.35);
  border:1px solid rgba(34,50,71,.7);
  border-radius: var(--radius);
  padding:14px;
}
.step__n{
  width:32px; height:32px; border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg, rgba(125,211,252,.25), rgba(167,139,250,.25));
  border:1px solid rgba(125,211,252,.45);
  font-weight:800;
}

.callout{
  margin-top:18px;
  border-radius: var(--radius);
  border:1px solid rgba(34,50,71,.75);
  background: linear-gradient(135deg, rgba(125,211,252,.12), rgba(167,139,250,.12));
  padding:16px;
  color: var(--muted);
}

.contact{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:18px;
  align-items:start;
}
.form{
  background: linear-gradient(180deg, rgba(17,26,38,.8), rgba(17,26,38,.55));
  border:1px solid rgba(34,50,71,.8);
  border-radius: var(--radius);
  padding:18px;
}
label{display:block; font-weight:700; margin:0 0 10px}
input, textarea{
  width:100%;
  margin-top:8px;
  padding:12px 12px;
  border-radius: 12px;
  border:1px solid rgba(34,50,71,.9);
  background: rgba(7,10,15,.55);
  color: var(--text);
  outline:none;
}
input:focus, textarea:focus{border-color: rgba(125,211,252,.65)}
.small{font-size:13px}

.footer{padding:26px 0}
.footer__inner{display:flex; align-items:center; justify-content:space-between; gap:16px}
.footer__links{display:flex; gap:14px}
.footer__links a{color:var(--muted)}
.footer__links a:hover{color:var(--text)}

@media (max-width: 920px){
  h1{font-size:40px}
  .hero__grid{grid-template-columns:1fr; }
  .cards{grid-template-columns:1fr}
  .card--wide{grid-column:auto}
  .steps{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
  .nav__links{display:none}
  .nav__burger{display:block}
}

/* --- v3 additions --- */
.brand__logo{width:26px; height:26px; display:block}
.brand span{font-weight:900}

.note3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:10px;
  margin-top:16px;
}
.note3__item{
  border:1px solid rgba(34,50,71,7);
  border-radius:14px;
  padding:12px;
  background: rgba(7,10,15,28);
  display:flex;
  flex-direction:column;
  gap:4px;
}

.links{margin-top:12px}
.link{
  color: var(--text);
  border-bottom: 1px solid rgba(125,211,252,35);
  padding-bottom:2px;
}
.link:hover{border-bottom-color: rgba(167,139,250,55)}

.whatnot{
  margin-top:18px;
  border-radius: var(--radius);
  border:1px solid rgba(34,50,71,75);
  background: rgba(7,10,15,28);
  padding:16px;
}
.whatnot h3{margin:0 0 10px; font-size:18px}

code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
  padding: 2px 6px;
  border-radius: 10px;
  border: 1px solid rgba(34,50,71,8);
  background: rgba(7,10,15,40);
}

@media (max-width: 920px){
  .note3{grid-template-columns:1fr}
}