:root{
  --rbs-blue:#458DEC; --rbs-yellow:#ECBD45; --rbs-red:#EC5045;
  --rbs-bg:#0F1216; --rbs-card:#1E242E; --rbs-border:#333B49;
  --rbs-text:#FFFFFF; --rbs-dim:#9AA3B2; --rbs-dimmer:#6B7482;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--rbs-bg); color:var(--rbs-text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.55; display:flex; flex-direction:column; min-height:100vh;
}
h1,h2,h3,.btn,.brand-name,.step-num{
  font-family:"Poppins",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-weight:600;
}
a{color:var(--rbs-blue);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible{outline:2px solid var(--rbs-blue);outline-offset:2px;border-radius:4px}
.wrap{width:100%;max-width:880px;margin:0 auto;padding:0 20px}

/* ---------- header / nav ---------- */
header{border-bottom:1px solid var(--rbs-border);position:sticky;top:0;background:var(--rbs-bg);z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--rbs-text);font-size:18px}
.brand:hover{text-decoration:none}
.brand-mark{flex:0 0 auto}
.brand-name span{color:var(--rbs-dim)}
.nav-links{display:none;list-style:none;gap:26px;align-items:center}
.nav-links a{color:var(--rbs-dim);font-size:15px}
.nav-links a:hover{color:var(--rbs-text);text-decoration:none}
.nav-links a.active{color:var(--rbs-text)}
.menu-btn{background:none;border:0;cursor:pointer;padding:10px;display:flex;flex-direction:column;gap:5px}
.menu-btn span{display:block;width:22px;height:2px;background:var(--rbs-text);border-radius:2px;transition:transform .2s,opacity .2s}
header.open .menu-btn span:nth-child(1){transform:translateY(7px) rotate(45deg)}
header.open .menu-btn span:nth-child(2){opacity:0}
header.open .menu-btn span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;list-style:none;border-top:1px solid var(--rbs-border)}
.mobile-menu li a{display:block;padding:14px 20px;color:var(--rbs-dim);border-bottom:1px solid var(--rbs-border)}
.mobile-menu li a.active,.mobile-menu li a:hover{color:var(--rbs-text)}
header.open .mobile-menu{display:block}
@media(min-width:760px){
  .menu-btn{display:none}
  .nav-links{display:flex}
  header.open .mobile-menu{display:none}
}

/* ---------- layout blocks ---------- */
main{flex:1}
section{padding:52px 0}
.hero{padding:72px 0 56px;text-align:center}
.eyebrow{color:var(--rbs-yellow);font-size:13px;letter-spacing:.14em;font-weight:600;margin-bottom:10px}
.hero h1{font-size:34px;line-height:1.2;margin-bottom:18px}
.hero h1 .blue{color:var(--rbs-blue)}
.sub{color:var(--rbs-dim);font-size:17px;max-width:560px;margin:0 auto 30px}
.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 26px;border-radius:24px;font-size:16px;cursor:pointer;border:0}
.btn.primary{background:var(--rbs-blue);color:#FFFFFF}
.btn.primary:hover{background:#5E9CF0;text-decoration:none}
.btn.ghost{background:transparent;color:var(--rbs-blue);border:1.5px solid var(--rbs-blue)}
.btn.ghost:hover{background:rgba(69,141,236,.12);text-decoration:none}

.cards{display:grid;gap:16px}
@media(min-width:760px){.cards{grid-template-columns:repeat(3,1fr)}}
.cards.six{grid-template-columns:1fr}
@media(min-width:760px){.cards.six{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--rbs-card);border:1px solid var(--rbs-border);border-radius:14px;padding:24px}
.card h3{font-size:18px;margin:14px 0 8px}
.card p{color:var(--rbs-dim);font-size:15px}
.icon{width:34px;height:34px;color:var(--rbs-blue)}

.about{text-align:center}
.about h2{font-size:26px;margin-bottom:16px}
.about p{color:var(--rbs-dim);max-width:620px;margin:0 auto}

.cta{background:var(--rbs-card);border:1.5px solid var(--rbs-blue);border-radius:16px;padding:40px 24px;text-align:center;margin:20px}
.cta h2{font-size:24px;margin-bottom:22px}

/* how we work */
.steps{display:grid;gap:16px}
@media(min-width:760px){.steps{grid-template-columns:repeat(2,1fr)}}
.step{display:flex;gap:16px}
.step-num{font-size:30px;color:var(--rbs-blue);line-height:1.1;min-width:34px}
.step h3{font-size:18px;margin-bottom:6px}
.step p{color:var(--rbs-dim);font-size:15px}

/* contact */
.contact-card{display:block;background:var(--rbs-card);border:1.5px solid var(--rbs-blue);border-radius:14px;padding:22px;font-size:19px;font-weight:600;margin:26px auto;max-width:460px;text-align:center}
.contact-card:hover{background:rgba(69,141,236,.1);text-decoration:none}
.reply{color:var(--rbs-yellow);font-weight:600;text-align:center;margin-bottom:34px}

footer{border-top:1px solid var(--rbs-border);padding:26px 0;text-align:center;color:var(--rbs-dim);font-size:14px}
footer .tag{font-size:12.5px;color:var(--rbs-dimmer);margin-top:6px}