/* RAI & RAI Solutions — dark tech theme */
:root{
  --bg:#070a1a;
  --bg-2:#0b1027;
  --card:#0f1531;
  --card-2:#131a3b;
  --line:rgba(120,140,255,.14);
  --line-2:rgba(120,140,255,.28);
  --text:#e8ebff;
  --muted:#9aa3c7;
  --blue:#3b82f6;
  --violet:#8b5cf6;
  --green:#10b981;
  --grad:linear-gradient(90deg,#3b82f6 0%,#8b5cf6 100%);
  --radius:16px;
  --shadow:0 20px 60px -20px rgba(59,130,246,.35);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;font-size:16px;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(800px 500px at 85% -10%,rgba(139,92,246,.18),transparent 60%),
    radial-gradient(700px 500px at -10% 20%,rgba(59,130,246,.14),transparent 60%),
    linear-gradient(rgba(120,140,255,.04) 1px,transparent 1px) 0 0/48px 48px,
    linear-gradient(90deg,rgba(120,140,255,.04) 1px,transparent 1px) 0 0/48px 48px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:'Sora','Inter',sans-serif;line-height:1.2;letter-spacing:-.01em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:.8rem;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;color:#a5b4fc;margin-bottom:14px;
}
.eyebrow::before{content:"";width:3px;height:14px;background:var(--grad);border-radius:2px}
.section{padding:96px 0}
.section-head{max-width:680px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:14px}
.section-head p{color:var(--muted)}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:10px;
  font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s;font-family:inherit;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 30px -10px rgba(99,102,241,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px -10px rgba(99,102,241,.9)}
.btn-ghost{border-color:var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-ghost:hover{background:rgba(255,255,255,.06)}
.btn svg{width:18px;height:18px}

/* header */
.header{
  position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(7,10,26,.72);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Sora',sans-serif;font-weight:700;font-size:1.15rem}
.logo-mark{
  width:38px;height:38px;border-radius:10px;background:var(--grad);display:grid;place-items:center;
  box-shadow:0 8px 20px -6px rgba(139,92,246,.7);
}
.logo-mark svg{width:20px;height:20px;color:#fff}
.logo small{color:#a5b4fc;font-weight:600}
.nav-links{display:flex;gap:30px;list-style:none}
.nav-links a{color:var(--muted);font-size:.93rem;font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-cta{display:flex;gap:12px;align-items:center}
.menu-btn{display:none;background:none;border:1px solid var(--line-2);border-radius:8px;color:#fff;padding:8px;cursor:pointer}
.menu-btn svg{width:22px;height:22px;display:block}

/* hero */
.hero{padding:88px 0 72px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(2.3rem,5.2vw,3.9rem);margin-bottom:22px}
.hero p.lead{color:var(--muted);font-size:1.12rem;max-width:540px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.chip{
  font-size:.8rem;color:#c7d2fe;padding:6px 14px;border-radius:999px;
  border:1px solid var(--line-2);background:rgba(99,102,241,.08);
}
/* code window */
.code-window{
  background:linear-gradient(180deg,var(--card-2),var(--card));border:1px solid var(--line-2);
  border-radius:18px;box-shadow:var(--shadow);overflow:hidden;position:relative;
}
.code-bar{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid var(--line)}
.code-bar span{width:11px;height:11px;border-radius:50%;background:#334}
.code-bar span:nth-child(1){background:#f87171}.code-bar span:nth-child(2){background:#fbbf24}.code-bar span:nth-child(3){background:#34d399}
.code-bar em{margin-left:12px;font-style:normal;color:var(--muted);font-size:.8rem;font-family:ui-monospace,Consolas,monospace}
.code-body{padding:22px 22px 26px;font-family:ui-monospace,'JetBrains Mono',Consolas,monospace;font-size:.86rem;line-height:1.8;overflow-x:auto}
.code-body .k{color:#c084fc}.code-body .s{color:#86efac}.code-body .f{color:#60a5fa}.code-body .c{color:#6b7394}.code-body .n{color:#fbbf24}
.float-card{
  position:absolute;background:rgba(15,21,49,.95);border:1px solid var(--line-2);border-radius:12px;
  padding:12px 16px;display:flex;gap:10px;align-items:center;font-size:.82rem;box-shadow:var(--shadow);
}
.float-card b{display:block;font-size:.95rem}
.float-card .dot{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:rgba(16,185,129,.15);color:var(--green)}
.float-card .dot svg{width:18px;height:18px}
.hero-visual{position:relative}
.hero-visual .fc-1{bottom:-22px;left:-26px}
.hero-visual .fc-2{top:-20px;right:-16px}
.hero-visual .fc-2 .dot{background:rgba(139,92,246,.15);color:#a78bfa}

/* stats strip */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);
  border-radius:var(--radius);background:rgba(15,21,49,.6);
}
.stat{padding:28px 24px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat b{display:block;font-family:'Sora',sans-serif;font-size:2rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--muted);font-size:.9rem}

/* cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  background:linear-gradient(180deg,rgba(19,26,59,.9),rgba(15,21,49,.9));border:1px solid var(--line);
  border-radius:var(--radius);padding:30px;transition:transform .25s,border-color .25s,box-shadow .25s;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--shadow)}
.icon-box{
  width:52px;height:52px;border-radius:13px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(135deg,rgba(59,130,246,.18),rgba(139,92,246,.18));border:1px solid var(--line-2);color:#a5b4fc;
}
.icon-box svg{width:24px;height:24px}
.card h3{font-size:1.15rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.95rem}
.card ul{list-style:none;margin-top:16px;display:grid;gap:8px}
.card li{color:#c7cdea;font-size:.88rem;display:flex;gap:8px;align-items:flex-start}
.card li::before{content:"";flex:0 0 6px;height:6px;margin-top:8px;border-radius:50%;background:var(--grad)}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(15,21,49,.6)}
.step::before{
  counter-increment:step;content:"0" counter(step);font-family:'Sora',sans-serif;font-weight:700;font-size:2.4rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.9;display:block;margin-bottom:10px;
}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.9rem}

/* projects */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.filter{
  padding:8px 18px;border-radius:999px;border:1px solid var(--line-2);background:transparent;color:var(--muted);
  font-family:inherit;font-size:.88rem;cursor:pointer;transition:all .2s;
}
.filter.active,.filter:hover{background:var(--grad);border-color:transparent;color:#fff}
.project{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--card);
  transition:transform .25s,box-shadow .25s,border-color .25s;cursor:pointer;display:flex;flex-direction:column;
}
.project:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--line-2)}
.project.hide{display:none}
.shot{aspect-ratio:16/10;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.shot svg{width:100%;height:100%;display:block}
.project-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.project-tag{font-size:.75rem;color:#a5b4fc;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
.project h3{font-size:1.12rem}
.project p{color:var(--muted);font-size:.9rem;flex:1}
.stack{display:flex;gap:6px;flex-wrap:wrap}
.stack span{font-size:.74rem;padding:4px 10px;border-radius:6px;background:rgba(99,102,241,.1);color:#c7d2fe;border:1px solid var(--line)}
.more{font-size:.86rem;font-weight:600;color:#93c5fd;display:inline-flex;gap:6px;align-items:center}

/* modal */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(3,5,15,.78);backdrop-filter:blur(6px)}
.modal.open{display:flex}
.modal-box{position:relative;
  max-width:720px;width:100%;max-height:90vh;overflow:auto;background:var(--bg-2);border:1px solid var(--line-2);
  border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.6);
}
.modal-box .shot{aspect-ratio:16/8}
.modal-content{padding:28px 30px 32px}
.modal-content h3{font-size:1.5rem;margin:6px 0 12px}
.modal-content p{color:var(--muted);margin-bottom:18px}
.modal-content h4{font-size:.95rem;margin:18px 0 10px;color:#c7d2fe}
.modal-content ul{list-style:none;display:grid;gap:8px}
.modal-content li{color:#c7cdea;font-size:.93rem;padding-left:18px;position:relative}
.modal-content li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--grad)}
.outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:6px}
.outcomes div{padding:14px;border-radius:12px;background:rgba(99,102,241,.08);border:1px solid var(--line);text-align:center}
.outcomes b{display:block;font-family:'Sora',sans-serif;font-size:1.3rem}
.outcomes span{font-size:.78rem;color:var(--muted)}
.modal-close{
  position:absolute;top:12px;right:12px;z-index:2;width:38px;height:38px;border-radius:50%;
  border:1px solid var(--line-2);background:rgba(7,10,26,.85);color:#fff;cursor:pointer;font-size:1.3rem;line-height:1;
}

/* tech */
.tech{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.tech div{
  padding:18px 10px;text-align:center;border-radius:12px;border:1px solid var(--line);background:rgba(15,21,49,.6);
  font-size:.88rem;font-weight:600;color:#c7cdea;transition:border-color .2s,transform .2s;
}
.tech div:hover{border-color:var(--line-2);transform:translateY(-2px)}
.tech small{display:block;color:var(--muted);font-weight:400;font-size:.74rem;margin-top:2px}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-grid p{color:var(--muted);margin-bottom:16px}
.mv{display:grid;gap:18px}
.mv .card{padding:26px}
.mv h3{display:flex;align-items:center;gap:10px}
.mv .bar{width:4px;height:20px;border-radius:2px;background:var(--grad)}
.leader{display:flex;gap:16px;align-items:center;margin-top:26px;padding:18px;border:1px solid var(--line);border-radius:14px;background:rgba(15,21,49,.6)}
.avatar{width:54px;height:54px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-family:'Sora';font-weight:700}
.leader b{display:block}
.leader span{color:var(--muted);font-size:.88rem}

/* testimonials */
.quote{font-size:.98rem;color:#d6dbf5}
.quote-by{display:flex;gap:12px;align-items:center;margin-top:20px}
.quote-by .avatar{width:42px;height:42px;font-size:.9rem}
.quote-by span{display:block;color:var(--muted);font-size:.82rem}
.stars{color:#fbbf24;letter-spacing:2px;margin-bottom:12px}

/* CTA */
.cta{
  border-radius:24px;padding:56px;text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(59,130,246,.22),rgba(139,92,246,.22));border:1px solid var(--line-2);
}
.cta h2{font-size:clamp(1.7rem,3.4vw,2.4rem);margin-bottom:14px}
.cta p{color:#c7cdea;max-width:560px;margin:0 auto 28px}
.cta .hero-actions{justify-content:center}

/* contact */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:32px}
.info-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.info-item:last-child{border-bottom:none}
.info-item .icon-box{margin:0;flex:0 0 48px;width:48px;height:48px}
.info-item b{display:block;margin-bottom:2px}
.info-item span{color:var(--muted);font-size:.93rem}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:.85rem;color:#c7cdea;font-weight:500}
.field input,.field select,.field textarea{
  background:rgba(7,10,26,.7);border:1px solid var(--line-2);border-radius:10px;padding:12px 14px;
  color:var(--text);font-family:inherit;font-size:.95rem;transition:border-color .2s,box-shadow .2s;width:100%;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px rgba(99,102,241,.2)}
.field select option{background:var(--bg-2)}
.form-msg{margin-top:14px;font-size:.9rem;display:none;padding:12px 14px;border-radius:10px}
.form-msg.ok{display:block;background:rgba(16,185,129,.12);color:#6ee7b7;border:1px solid rgba(16,185,129,.3)}
.form-msg.err{display:block;background:rgba(248,113,113,.12);color:#fca5a5;border:1px solid rgba(248,113,113,.3)}
.hp{position:absolute;left:-9999px}

/* pay page */
.page-hero{padding:72px 0 40px;text-align:center}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.2rem);margin-bottom:14px}
.page-hero p{color:var(--muted);max-width:620px;margin:0 auto}
.plan{display:flex;flex-direction:column}
.plan .price{font-family:'Sora',sans-serif;font-size:1.9rem;font-weight:700;margin:10px 0 2px}
.plan .price small{font-size:.85rem;color:var(--muted);font-weight:400}
.plan .per{color:var(--muted);font-size:.85rem}
.plan ul{flex:1;margin-bottom:22px}
.plan.featured{border-color:rgba(139,92,246,.6);box-shadow:var(--shadow);position:relative}
.badge{position:absolute;top:18px;right:18px;font-size:.72rem;font-weight:700;padding:4px 10px;border-radius:999px;background:var(--grad)}
.pay-methods{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pay-card h3{display:flex;align-items:center;gap:10px}
.pay-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line-2);font-size:.93rem}
.pay-row:last-of-type{border-bottom:none}
.pay-row span{color:var(--muted)}
.pay-row b{font-family:ui-monospace,Consolas,monospace;font-size:1rem;letter-spacing:.02em;display:flex;align-items:center;gap:8px}
.copy{border:1px solid var(--line-2);background:transparent;color:#a5b4fc;border-radius:6px;padding:3px 8px;font-size:.72rem;cursor:pointer;font-family:inherit}
.copy:hover{background:rgba(99,102,241,.15)}
.steps{counter-reset:s;list-style:none;display:grid;gap:10px;margin-top:16px}
.steps li{counter-increment:s;display:flex;gap:12px;color:#c7cdea;font-size:.9rem}
.steps li::before{content:counter(s);flex:0 0 24px;height:24px;border-radius:50%;background:rgba(99,102,241,.18);color:#c7d2fe;display:grid;place-items:center;font-size:.75rem;font-weight:700}
.notice{
  display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:14px;margin-top:28px;
  background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.3);color:#c7d2fe;font-size:.92rem;
}
.notice svg{flex:0 0 22px;width:22px;height:22px;color:#60a5fa}
.faq details{border:1px solid var(--line);border-radius:12px;background:rgba(15,21,49,.6);margin-bottom:12px;padding:0 20px}
.faq summary{cursor:pointer;padding:18px 0;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:#a5b4fc;font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);padding-bottom:18px;font-size:.93rem}

/* footer */
.footer{border-top:1px solid var(--line);padding:64px 0 28px;margin-top:40px;background:rgba(7,10,26,.6)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer p,.footer li,.footer address{color:var(--muted);font-size:.9rem;font-style:normal}
.footer h4{font-size:.95rem;margin-bottom:16px}
.footer ul{list-style:none;display:grid;gap:10px}
.footer a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}

/* about details */
.facts{padding:30px}
.fact{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line-2);font-size:.93rem}
.fact:last-child{border-bottom:none}
.fact span{color:var(--muted)}
.fact b{text-align:right}
.pillar-no{font-family:'Sora',sans-serif;font-weight:700;font-size:.85rem;color:#a5b4fc;display:inline-block;margin-bottom:12px;padding:4px 12px;border-radius:999px;border:1px solid var(--line-2);background:rgba(99,102,241,.1)}
.industries div{padding:20px 10px}
.mv-title{display:flex;align-items:center;gap:10px}
.bar{display:inline-block;width:4px;height:20px;border-radius:2px;background:var(--grad)}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* responsive */
@media (max-width:1024px){
  .grid-3,.pay-methods{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .tech{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .menu-btn{display:block}
  .nav-links.open{
    display:flex;flex-direction:column;gap:0;position:absolute;top:72px;left:0;right:0;
    background:rgba(7,10,26,.97);border-bottom:1px solid var(--line);padding:8px 20px 16px;
  }
  .nav-links.open a{display:block;padding:12px 0;border-bottom:1px solid var(--line)}
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero{padding-top:56px}
  .hero-visual .fc-1{left:8px}.hero-visual .fc-2{right:8px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:none}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .section{padding:72px 0}
}
@media (max-width:620px){
  .grid-3,.grid-2,.process,.pay-methods{grid-template-columns:1fr}
  .tech{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  form .row{grid-template-columns:1fr}
  .cta{padding:40px 22px}
  .outcomes{grid-template-columns:1fr}
  .nav-cta .btn-primary{padding:10px 14px;font-size:.85rem}
  .code-body{font-size:.76rem}
}

/* real project images */
.project .shot{aspect-ratio:16/9}
.shot img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.project:hover .shot img{transform:scale(1.04)}
.modal-box .shot.has-img{aspect-ratio:auto}
.modal-box .shot.has-img img{height:auto}