/* ===========================================================
   RayTech — Design System (Direction B: Clarity)
   =========================================================== */
:root{
  /* Brand */
  --indigo:#2E3A8C;
  --blue:#3B5BDB;
  --violet:#6E7BE0;
  --silver:#C9CDD6;
  --grad:linear-gradient(120deg,#2E3A8C 0%,#3B5BDB 55%,#6E7BE0 100%);

  /* Neutrals */
  --ink:#161A2E;
  --ink-2:#3C4257;
  --muted:#5A607A;
  --line:#E6E8F0;
  --bg:#FFFFFF;
  --bg-soft:#F6F7FB;
  --bg-tint:#EEF1FB;

  /* Type */
  --font-display:'Plus Jakarta Sans',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;

  /* Shape */
  --r-sm:10px; --r:14px; --r-lg:22px;
  --shadow-sm:0 1px 2px rgba(20,26,46,.06),0 1px 3px rgba(20,26,46,.04);
  --shadow:0 10px 30px -12px rgba(20,26,46,.18);
  --shadow-lg:0 28px 60px -28px rgba(46,58,140,.45);

  /* Layout */
  --container:1140px;
  --gutter:24px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink-2);
  background:var(--bg);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);line-height:1.12;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.3rem,5vw,3.4rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.5rem)}
h3{font-size:1.18rem;letter-spacing:-.01em}
p{color:var(--muted)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}

/* ---------- Layout helpers ---------- */
.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:92px 0}
.section--soft{background:var(--bg-soft)}
.section-head{max-width:680px;margin:0 auto 56px;text-align:center}
.section-head .eyebrow{justify-content:center}
.section-head p{margin-top:14px;font-size:1.05rem}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);
  font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--blue);border-radius:2px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-body);font-weight:600;
  font-size:.95rem;padding:13px 24px;border-radius:11px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn--primary{background:var(--indigo);color:#fff;box-shadow:var(--shadow-sm)}
.btn--primary:hover{background:#26306f;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn--grad{background:var(--grad);color:#fff;box-shadow:var(--shadow-sm)}
.btn--grad:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn--ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.4)}
.btn--light:hover{background:rgba(255,255,255,.24)}
.btn--white{background:#fff;color:var(--indigo)}
.btn--white:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}

/* ---------- Header / Nav ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.header.is-scrolled{border-color:var(--line);box-shadow:var(--shadow-sm)}
.nav{display:flex;align-items:center;gap:32px;height:74px}
.nav__logo img{height:26px}
.nav__links{display:flex;gap:28px;margin-left:8px}
.nav__links a{font-size:.94rem;font-weight:500;color:var(--ink-2);position:relative;padding:4px 0}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--grad);transition:width .25s}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__cta{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav__toggle{display:none;background:none;border:none;cursor:pointer;color:var(--ink);padding:6px}
.nav__toggle svg{width:26px;height:26px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:84px 0 92px}
.hero::before{content:"";position:absolute;right:-180px;top:-160px;width:620px;height:620px;border-radius:50%;
  background:var(--grad);opacity:.10;filter:blur(8px);z-index:0}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;position:relative;z-index:1}
.hero__content .eyebrow{margin-bottom:20px}
.hero h1{margin-bottom:20px}
.hero__lead{font-size:1.16rem;max-width:520px;margin-bottom:32px;color:var(--muted)}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero__meta{display:flex;gap:26px;flex-wrap:wrap}
.hero__meta div{display:flex;flex-direction:column}
.hero__meta b{font-family:var(--font-display);font-size:1.5rem;color:var(--ink);font-weight:700}
.hero__meta span{font-size:.82rem;color:var(--muted)}

/* hero code card */
.codecard{background:#0E1430;border-radius:var(--r-lg);box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid #1d2550}
.codecard__bar{display:flex;align-items:center;gap:7px;padding:14px 16px;border-bottom:1px solid #1d2550}
.codecard__bar i{width:11px;height:11px;border-radius:50%;background:#39406b;display:block}
.codecard__bar span{margin-left:8px;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:.74rem;color:#7b85c0}
.codecard pre{padding:22px 20px;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:.82rem;line-height:1.85;color:#c8cfff;overflow-x:auto}
.codecard .c-key{color:#8aa0ff}.codecard .c-str{color:#7fe0c0}.codecard .c-num{color:#f2b66b}.codecard .c-com{color:#5b6498}

/* ---------- Trust bar ---------- */
.trust{padding:42px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust p{text-align:center;font-size:.82rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:26px}
.trust__row{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:18px 40px}
.trust__chip{display:flex;align-items:center;gap:9px;color:#8086a0;font-family:var(--font-display);font-weight:700;font-size:1.05rem;opacity:.8}
.trust__chip svg{width:22px;height:22px}

/* ---------- Services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;position:relative;overflow:hidden}
.scard::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--grad);transition:width .3s}
.scard:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.scard:hover::before{width:100%}
.scard__icon{width:50px;height:50px;border-radius:13px;background:var(--bg-tint);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.scard__icon svg{width:25px;height:25px;color:var(--blue)}
.scard h3{margin-bottom:10px}
.scard p{font-size:.95rem;margin-bottom:16px}
.scard ul{display:flex;flex-wrap:wrap;gap:7px}
.scard li{font-size:.78rem;color:var(--ink-2);background:var(--bg-soft);border:1px solid var(--line);padding:4px 10px;border-radius:20px}
.scard--lead{grid-column:span 1}

/* ---------- Why / value props ---------- */
.why__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.vprop{padding:6px}
.vprop__icon{width:46px;height:46px;border-radius:12px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.vprop__icon svg{width:23px;height:23px;color:#fff}
.vprop h3{margin-bottom:9px;font-size:1.08rem}
.vprop p{font-size:.93rem}

/* ---------- Process ---------- */
.process__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:step}
.pstep{position:relative;padding-top:18px;border-top:2px solid var(--line)}
.pstep::before{counter-increment:step;content:"0" counter(step);font-family:var(--font-display);font-weight:700;
  font-size:.85rem;color:var(--blue);position:absolute;top:-12px;background:var(--bg-soft);padding-right:10px}
.pstep h3{font-size:1.02rem;margin:6px 0 8px}
.pstep p{font-size:.88rem}

/* ---------- Work teaser ---------- */
.work__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.wcard{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:#fff;transition:transform .2s,box-shadow .2s}
.wcard:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.wcard__img{height:170px;background:var(--grad);position:relative;display:flex;align-items:flex-end;padding:18px}
.wcard__img span{font-family:'JetBrains Mono',monospace;font-size:.72rem;color:rgba(255,255,255,.85);
  background:rgba(255,255,255,.16);padding:5px 11px;border-radius:20px}
.wcard:nth-child(2) .wcard__img{background:linear-gradient(120deg,#0E1430,#3B5BDB)}
.wcard:nth-child(3) .wcard__img{background:linear-gradient(120deg,#3B5BDB,#6E7BE0)}
.wcard__body{padding:22px 24px}
.wcard__body h3{margin-bottom:8px}
.wcard__body p{font-size:.92rem;margin-bottom:14px}
.wcard__link{font-weight:600;font-size:.9rem;color:var(--blue);display:inline-flex;align-items:center;gap:6px}
.wcard__link svg{width:16px;height:16px;transition:transform .2s}
.wcard:hover .wcard__link svg{transform:translateX(4px)}

/* ---------- Tech stack ---------- */
.tech__row{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;max-width:860px;margin:0 auto}
.tech__chip{font-family:var(--font-display);font-weight:600;font-size:.92rem;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);padding:10px 18px;border-radius:30px;transition:.2s}
.tech__chip:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}

/* ---------- Stats band ---------- */
.stats{background:var(--indigo);background-image:var(--grad);color:#fff}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat b{display:block;font-family:var(--font-display);font-weight:700;font-size:2.6rem;line-height:1}
.stat span{font-size:.92rem;color:rgba(255,255,255,.82);margin-top:8px;display:block}

/* ---------- Testimonials ---------- */
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tquote{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;display:flex;flex-direction:column}
.tquote__mark{font-family:var(--font-display);font-size:2.6rem;line-height:.6;color:var(--silver);margin-bottom:10px}
.tquote p{color:var(--ink-2);font-size:.98rem;margin-bottom:22px;flex:1}
.tquote__who{display:flex;align-items:center;gap:12px}
.tquote__av{width:42px;height:42px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--font-display);font-weight:700;font-size:.9rem}
.tquote__who b{display:block;color:var(--ink);font-size:.92rem}
.tquote__who span{font-size:.8rem;color:var(--muted)}

/* ---------- CTA band ---------- */
.ctaband{text-align:center}
.ctaband__inner{background:#0E1430;background-image:radial-gradient(600px 300px at 80% 20%,rgba(110,123,224,.5),transparent 60%);
  border-radius:var(--r-lg);padding:64px 32px;position:relative;overflow:hidden}
.ctaband h2{color:#fff;margin-bottom:14px}
.ctaband p{color:rgba(255,255,255,.78);max-width:520px;margin:0 auto 28px;font-size:1.05rem}

/* ---------- Contact ---------- */
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact__info .eyebrow{margin-bottom:18px}
.contact__info h2{margin-bottom:16px}
.contact__info>p{margin-bottom:30px}
.cinfo-item{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px}
.cinfo-item__icon{width:42px;height:42px;border-radius:11px;background:var(--bg-tint);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cinfo-item__icon svg{width:20px;height:20px;color:var(--blue)}
.cinfo-item b{display:block;color:var(--ink);font-size:.95rem}
.cinfo-item span{font-size:.92rem}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.85rem;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field textarea{width:100%;font-family:var(--font-body);font-size:.95rem;color:var(--ink);
  background:var(--bg-soft);border:1.5px solid var(--line);border-radius:var(--r-sm);padding:12px 14px;transition:.2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(59,91,219,.12)}
.field textarea{resize:vertical;min-height:120px}
.form .btn{width:100%;justify-content:center}
.form__note{font-size:.8rem;color:var(--muted);margin-top:14px;text-align:center}

/* ---------- Footer ---------- */
.footer{background:#0B1020;color:#aab1d6;padding:64px 0 28px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:44px}
.footer__brand img{height:26px;margin-bottom:16px}
.footer__brand p{color:#7c84ad;font-size:.92rem;max-width:280px}
.footer h4{color:#fff;font-family:var(--font-display);font-size:.95rem;margin-bottom:16px}
.footer ul li{margin-bottom:10px}
.footer ul a{font-size:.9rem;color:#aab1d6;transition:.2s}
.footer ul a:hover{color:#fff}
.footer__bottom{border-top:1px solid #1c2342;padding-top:24px;display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:12px;font-size:.84rem;color:#7c84ad}
.footer__social{display:flex;gap:12px}
.footer__social a{width:34px;height:34px;border-radius:9px;background:#161c38;display:flex;align-items:center;justify-content:center;transition:.2s}
.footer__social a:hover{background:var(--blue)}
.footer__social svg{width:17px;height:17px;color:#aab1d6}
.footer__social a:hover svg{color:#fff}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .codecard{max-width:460px}
  .services-grid,.tgrid,.work__grid{grid-template-columns:repeat(2,1fr)}
  .why__grid{grid-template-columns:repeat(2,1fr)}
  .process__grid{grid-template-columns:repeat(2,1fr);gap:28px 18px}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .footer__grid{grid-template-columns:1fr 1fr}
  .contact__grid{grid-template-columns:1fr;gap:34px}
}
@media(max-width:680px){
  .section{padding:64px 0}
  .nav__links,.nav__cta .btn{display:none}
  .nav__toggle{display:block;margin-left:auto}
  .nav.is-open .nav__links{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;
    background:#fff;padding:18px 24px;gap:6px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav.is-open .nav__links a{padding:10px 0}
  .services-grid,.tgrid,.work__grid,.why__grid{grid-template-columns:1fr}
  .stats__grid{grid-template-columns:1fr 1fr}
  .footer__grid{grid-template-columns:1fr 1fr}
  .footer__bottom{flex-direction:column}
}