/* Vertex Digital Studios — design system */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0c11; --bg2:#0e1118; --panel:#12151d; --panel2:#171b25;
  --ink:#eceef2; --soft:#c4c9d2; --muted:#8b93a1; --line:rgba(255,255,255,.08);
  --orange:#f79007; --orange2:#ffb23c; --violet:#7c4dff; --teal:#00d09c;
  --grad:linear-gradient(120deg,#f79007,#ff6a3d); --grad2:linear-gradient(120deg,#7c4dff,#4d7cff);
  --maxw:1200px; --r:14px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{position:relative}
[id]{scroll-margin-top:96px}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2.3rem,5.6vw,4rem)}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--orange)}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.gradv{background:var(--grad2);-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:1.12rem;color:var(--soft);max-width:640px}
.muted{color:var(--muted)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:.94rem;padding:13px 24px;border-radius:100px;cursor:pointer;border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .2s;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--grad);color:#1a0f00;box-shadow:0 8px 26px rgba(247,144,7,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(247,144,7,.45)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--orange);color:#fff;transform:translateY(-2px)}
.btn-lg{padding:16px 30px;font-size:1rem}

/* nav */
#hdr{position:fixed;top:0;left:0;right:0;z-index:200;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
#hdr.scrolled{background:rgba(10,12,17,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:11px}
.brand img{height:34px;width:auto;filter:drop-shadow(0 2px 8px rgba(0,0,0,.5))}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links>a{font-size:.92rem;font-weight:600;color:var(--soft);padding:9px 14px;border-radius:100px;transition:color .2s,background .2s}
.nav-links>a:hover,.nav-links>a.active{color:#fff;background:rgba(255,255,255,.05)}
.nav-links .btn{margin-left:8px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--ink);transition:.3s}
.mobile{position:fixed;top:78px;left:0;right:0;z-index:190;background:var(--bg2);border-bottom:1px solid var(--line);padding:14px 24px;display:none;flex-direction:column;gap:4px}
.mobile.open{display:flex}
.mobile a{padding:12px 10px;color:var(--soft);font-weight:600;border-radius:10px}
.mobile a:hover{background:rgba(255,255,255,.05);color:#fff}
.mobile .btn{margin-top:8px;justify-content:center}

/* hero */
.hero{position:relative;padding:150px 0 90px;overflow:hidden}
.hero-glow{position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(60% 55% at 78% 12%,rgba(247,144,7,.16),transparent 60%),
             radial-gradient(50% 50% at 12% 88%,rgba(124,77,255,.16),transparent 60%)}
.hero-grid{position:absolute;inset:0;z-index:0;opacity:.4;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 80%)}
.hero .container{position:relative;z-index:1}
.hero h1{max-width:16ch;margin:18px 0}
.hero .lede{margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-tags a{font-size:.82rem;font-weight:600;color:var(--soft);border:1px solid var(--line);padding:8px 15px;border-radius:100px;background:rgba(255,255,255,.03);transition:.2s}
.hero-tags a:hover{border-color:var(--orange);color:#fff;background:rgba(247,144,7,.12);transform:translateY(-2px)}

/* stat strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:40px 0;margin-top:20px}
.stat .n{font-size:2.4rem;font-weight:800;line-height:1}
.stat .l{font-size:.86rem;color:var(--muted);margin-top:8px}

/* section shell */
.sec{padding:90px 0}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head h2{margin:14px 0}
.sec-head p{color:var(--soft);font-size:1.05rem}
.panel{background:linear-gradient(180deg,var(--bg2),var(--bg));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:transform .25s,border-color .25s,background .25s;overflow:hidden}
.card::after{content:"";position:absolute;inset:0;border-radius:var(--r);padding:1px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .25s}
.card:hover{transform:translateY(-6px);background:var(--panel2)}
.card:hover::after{opacity:1}
.card .ic{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(247,144,7,.12);color:var(--orange);margin-bottom:18px}
.card .ic svg{width:24px;height:24px}
.card h3{font-size:1.2rem;margin-bottom:9px}
.card p{color:var(--muted);font-size:.94rem}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:.85rem;font-weight:700;color:var(--orange);opacity:0;transform:translateX(-6px);transition:.25s}
a.card:hover .more{opacity:1;transform:none}

/* feature split */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--r);border:1px solid var(--line);width:100%;object-fit:cover;aspect-ratio:4/3}
.checklist{list-style:none;margin-top:22px;display:grid;gap:14px}
.checklist li{display:flex;gap:12px;color:var(--soft)}
.checklist li svg{width:22px;height:22px;color:var(--teal);flex-shrink:0;margin-top:2px}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{position:relative;padding:26px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r)}
.step::before{counter-increment:s;content:"0" counter(s);font-size:2.2rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:12px}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.9rem}

/* testimonial / trust */
.quote{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:34px}
.quote p{font-size:1.15rem;color:var(--ink);font-weight:500}
.quote .by{margin-top:18px;color:var(--muted);font-size:.9rem}
.logos{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:center;opacity:.8}
.logos span{font-weight:700;color:var(--muted);letter-spacing:.02em;padding:8px 16px;border:1px solid var(--line);border-radius:100px;font-size:.9rem}

/* CTA */
.cta{padding:96px 0;text-align:center;position:relative;overflow:hidden}
.cta-inner{position:relative;z-index:1;max-width:760px;margin:0 auto}
.cta h2{margin-bottom:16px}
.cta p{color:var(--soft);font-size:1.08rem;margin-bottom:28px}
.cta .glow{position:absolute;inset:0;z-index:0;background:radial-gradient(50% 70% at 50% 0,rgba(247,144,7,.16),transparent 65%)}

/* FAQ */
.faq{display:grid;gap:14px;max-width:820px}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 22px}
.faq summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-size:1.4rem;font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin-top:12px;font-size:.95rem}

/* page hero (interior) */
.phero{position:relative;padding:140px 0 60px;overflow:hidden;border-bottom:1px solid var(--line)}
.phero .hero-glow{background:radial-gradient(55% 60% at 80% 10%,rgba(247,144,7,.14),transparent 60%),radial-gradient(45% 55% at 10% 100%,rgba(124,77,255,.14),transparent 60%)}
.phero .container{position:relative;z-index:1}
.phero h1{margin:16px 0}
.phero p{max-width:640px;color:var(--soft);font-size:1.08rem}
.crumb{font-size:.82rem;color:var(--muted)}
.crumb a:hover{color:var(--orange)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px}
.cinfo .row{display:flex;gap:14px;margin-top:22px}
.cinfo .row svg{width:22px;height:22px;color:var(--orange);flex-shrink:0;margin-top:3px}
.cinfo .lab{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
.cinfo .val{color:var(--ink);font-weight:600}
.form-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:30px}
.fg{margin-bottom:16px}
.fg label{display:block;font-size:.84rem;color:var(--soft);margin-bottom:7px;font-weight:600}
.fg input,.fg select,.fg textarea{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:10px;color:#fff;padding:12px 14px;font-family:inherit;font-size:.95rem;outline:none;transition:border-color .2s}
.fg input:focus,.fg select:focus,.fg textarea:focus{border-color:var(--orange)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.82rem;color:var(--muted);margin-top:12px}
.hp{position:absolute;left:-9999px}

/* footer */
footer{border-top:1px solid var(--line);padding:60px 0 30px;background:var(--bg2)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.foot-brand img{height:32px;margin-bottom:14px}
.foot-brand p{color:var(--muted);font-size:.92rem;max-width:300px}
footer h5{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:14px}
footer ul{list-style:none;display:grid;gap:9px}
footer ul a{color:var(--soft);font-size:.92rem}
footer ul a:hover{color:var(--orange)}
.foot-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

@media(max-width:920px){
  .cards,.steps{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:28px}
  .split,.contact-grid{grid-template-columns:1fr;gap:34px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{display:none}.burger{display:flex}
  .cards,.steps{grid-template-columns:1fr}
  .frow{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero{padding:128px 0 70px}
}