/* Vertex Digital — premium motion + glass layer (progressive enhancement over style.css) */
/* Perf budget: transforms/opacity only, GPU-friendly, honors reduced-motion. */

:root{
  --glass:rgba(18,21,29,.55);
  --glass-brd:rgba(255,255,255,.12);
  --glow-o:rgba(247,144,7,.35);
  --glow-v:rgba(124,77,255,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}
html{scroll-behavior:smooth}
*{scrollbar-width:thin;scrollbar-color:var(--orange) transparent}
::selection{background:var(--orange);color:#120a02}

/* ── Glassmorphism nav ("AI glasses") ── */
#hdr{
  position:sticky;top:0;z-index:50;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .4s var(--ease),backdrop-filter .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
}
#hdr.scrolled{
  background:var(--glass);
  backdrop-filter:saturate(160%) blur(16px);
  -webkit-backdrop-filter:saturate(160%) blur(16px);
  border-bottom:1px solid var(--glass-brd);
  box-shadow:0 8px 40px -12px rgba(0,0,0,.6);
}
.nav-links a{position:relative;transition:color .25s var(--ease)}
.nav-links a:not(.btn)::after{
  content:"";position:absolute;left:0;right:100%;bottom:-4px;height:2px;
  background:var(--grad);border-radius:2px;transition:right .3s var(--ease-out);
}
.nav-links a:not(.btn):hover::after{right:0}

/* ── Motion hero ── */
.phero{position:relative;overflow:clip;isolation:isolate}
.phero::before{
  content:"";position:absolute;inset:-30% -10% auto;height:120%;z-index:-2;
  background:
    radial-gradient(42% 55% at 18% 22%,var(--glow-o),transparent 60%),
    radial-gradient(38% 50% at 82% 30%,var(--glow-v),transparent 62%),
    radial-gradient(45% 60% at 55% 85%,rgba(0,208,156,.18),transparent 60%);
  filter:blur(20px);animation:drift 18s var(--ease) infinite alternate;
  will-change:transform,opacity;
}
.phero::after{
  content:"";position:absolute;inset:0;z-index:-1;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);
  -webkit-mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);
}
@keyframes drift{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(-3%,2%,0) scale(1.08)}
  100%{transform:translate3d(3%,-2%,0) scale(1.04)}
}
.phero h1 .grad{background-size:200% 100%;animation:sheen 6s linear infinite}
@keyframes sheen{to{background-position:200% 0}}

/* ── Scroll reveal (paired with premium.js IntersectionObserver) ── */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.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}

/* ── Buttons: micro-interaction ── */
.btn{position:relative;overflow:hidden;transition:transform .2s var(--ease),box-shadow .3s var(--ease),filter .3s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{box-shadow:0 10px 30px -10px var(--glow-o)}
.btn-primary:hover{box-shadow:0 16px 44px -10px var(--glow-o);filter:brightness(1.05)}
.btn::before{content:"";position:absolute;inset:0;background:radial-gradient(120px 60px at var(--mx,50%) var(--my,50%),rgba(255,255,255,.18),transparent 60%);opacity:0;transition:opacity .3s}
.btn:hover::before{opacity:1}

/* ── Cards: lift + sheen + tilt ── */
.card{transition:transform .35s var(--ease-out),border-color .35s var(--ease),box-shadow .35s var(--ease);will-change:transform}
.card:hover{transform:translateY(-6px);border-color:var(--glass-brd);box-shadow:0 24px 50px -24px rgba(0,0,0,.7)}

/* ── Floating quick-action bar ── */
.quick-bar{
  position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(140%);z-index:60;
  display:flex;gap:6px;padding:8px;border-radius:999px;
  background:var(--glass);backdrop-filter:saturate(160%) blur(18px);-webkit-backdrop-filter:saturate(160%) blur(18px);
  border:1px solid var(--glass-brd);box-shadow:0 18px 50px -16px rgba(0,0,0,.7);
  opacity:0;transition:transform .5s var(--ease-out),opacity .5s var(--ease-out);max-width:calc(100vw - 24px)
}
.quick-bar.show{transform:translateX(-50%) translateY(0);opacity:1}
.quick-bar a{
  display:flex;align-items:center;gap:7px;padding:10px 15px;border-radius:999px;
  font-size:.86rem;font-weight:500;color:var(--soft);text-decoration:none;white-space:nowrap;
  transition:background .25s var(--ease),color .25s var(--ease)
}
.quick-bar a:hover{background:rgba(255,255,255,.08);color:var(--ink)}
.quick-bar a.qb-primary{background:var(--grad);color:#120a02}
.quick-bar a svg{width:17px;height:17px;flex:none}
.quick-bar a .qb-label{display:inline}
@media(max-width:560px){.quick-bar a:not(.qb-primary) .qb-label{display:none}.quick-bar a{padding:11px 13px}}

/* ── Magazine type polish ── */
.sec-head h2,.phero h1{letter-spacing:-.02em}
.eyebrow{letter-spacing:.14em}
.card img,.pf-shot img{display:block}

/* ── Portfolio shot framing (browser mockup) ── */
.pf-shot{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--panel);position:relative}
.pf-shot::before{content:"";display:block;height:30px;background:#1b1f28;border-bottom:1px solid var(--line)}
.pf-shot::after{content:"";position:absolute;top:11px;left:14px;width:8px;height:8px;border-radius:50%;background:#ff5f57;box-shadow:14px 0 0 #febc2e,28px 0 0 #28c840}
.pf-shot img{width:100%;height:auto;transition:transform .6s var(--ease-out)}
.pf-shot:hover img{transform:scale(1.03)}

/* ── Section transitions / dividers ── */
.sec{position:relative}
.sec.panel{background:linear-gradient(180deg,transparent,rgba(124,77,255,.04),transparent)}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .quick-bar{transition:none}
}

/* ── Premium FX layer (kinetic headline, counters, marquees, tilt) ── */
.rotate-words{display:inline-grid;vertical-align:bottom}
.rotate-words>span{grid-area:1/1;opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease-out),transform .5s var(--ease-out);background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap}
.rotate-words>span.on{opacity:1;transform:none}
.stat-count{font-variant-numeric:tabular-nums}
.marquee{overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee-track{display:flex;gap:42px;width:max-content;animation:marq 40s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(-50%)}}
.marquee .m-item{display:flex;align-items:center;gap:9px;color:var(--soft);font-weight:500;white-space:nowrap;opacity:.85;font-size:.95rem}
.logo-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.logo-wall a{display:flex;align-items:center;justify-content:center;padding:16px;background:var(--panel);min-height:80px;transition:background .25s var(--ease),transform .25s var(--ease);font-size:.82rem;color:var(--muted);text-align:center;text-decoration:none}
.logo-wall a:hover{background:#171b24;color:var(--ink)}
.logo-wall img{max-width:100%;max-height:46px;filter:grayscale(1) opacity(.7);transition:filter .3s}
.logo-wall a:hover img{filter:none}
.tilt{transform-style:preserve-3d;transition:transform .2s var(--ease-out)}
@media(prefers-reduced-motion:reduce){.marquee-track{animation:none}.rotate-words>span{opacity:1;transform:none}.tilt{transform:none!important}}

/* ── v2: refined buttons (replace solid-orange / too-transparent) ── */
.btn{border-radius:12px;font-weight:600;letter-spacing:.01em;position:relative;isolation:isolate;transition:transform .2s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease),color .25s var(--ease),border-color .3s var(--ease)}
.btn-primary{
  background:rgba(247,144,7,.08);
  color:#ffb74d;
  border:1.5px solid rgba(247,144,7,.55);
  box-shadow:0 0 0 0 rgba(247,144,7,0), inset 0 1px 0 rgba(255,255,255,.04);
}
.btn-primary:hover{
  background:linear-gradient(135deg,#f79007,#ff6a3d);
  color:#1a0f00;border-color:transparent;transform:translateY(-2px);
  box-shadow:0 14px 34px -10px rgba(247,144,7,.6);
}
.btn-ghost{background:rgba(255,255,255,.05);border:1.5px solid rgba(255,255,255,.16);color:var(--ink);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(247,144,7,.6);color:#fff;transform:translateY(-2px)}

/* ── v2: social + share bar ── */
.social-share{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.social-share a,.social-share button{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);color:var(--soft);cursor:pointer;transition:background .25s var(--ease),color .25s var(--ease),transform .2s var(--ease),border-color .25s var(--ease)}
.social-share a:hover,.social-share button:hover{background:var(--grad);color:#1a0f00;border-color:transparent;transform:translateY(-2px)}
.social-share svg{width:19px;height:19px}
.share-label{font-size:.82rem;color:var(--muted);margin-right:2px}

/* ── v3: breathing room (fix crammed text) ── */
p{line-height:1.75}
li{line-height:1.7}
.sec{padding-top:clamp(3.6rem,7vw,6rem);padding-bottom:clamp(3.6rem,7vw,6rem)}
.sec-head{margin-bottom:2.3rem}
.sec-head p,.phero p{line-height:1.72;max-width:64ch}
h1,h2,h3{line-height:1.18}
.phero h1{line-height:1.14;margin-bottom:1.1rem;letter-spacing:-.02em}
.eyebrow{letter-spacing:.16em;margin-bottom:12px}
.cards{gap:clamp(18px,2.4vw,28px)}
.steps{gap:clamp(18px,2.5vw,30px)}
.btn{padding:13px 25px}
.btn-lg{padding:16px 32px}
.container{padding-left:clamp(20px,5vw,40px);padding-right:clamp(20px,5vw,40px)}

/* ── v3: richer hero motion ── */
.phero .hero-fx{position:absolute;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.phero .hero-fx span{position:absolute;border-radius:50%;filter:blur(46px);opacity:.42;mix-blend-mode:screen;will-change:transform}
.phero .hero-fx span:nth-child(1){width:360px;height:360px;background:var(--orange);left:6%;top:8%;animation:floatA 17s var(--ease) infinite alternate}
.phero .hero-fx span:nth-child(2){width:300px;height:300px;background:var(--violet);right:8%;top:16%;animation:floatB 22s var(--ease) infinite alternate}
.phero .hero-fx span:nth-child(3){width:260px;height:260px;background:var(--teal);left:42%;bottom:2%;animation:floatA 19s var(--ease) infinite alternate reverse}
@keyframes floatA{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(46px,-34px,0) scale(1.18)}}
@keyframes floatB{from{transform:translate3d(0,0,0) scale(1.1)}to{transform:translate3d(-40px,28px,0) scale(.92)}}
@media(prefers-reduced-motion:reduce){.phero .hero-fx span{animation:none}}

/* ── fixes: nav logo size, mobile hamburger, button text fit ── */
.brand img{height:40px!important;width:auto}
@media(max-width:900px){.nav-links{display:none!important}.burger{display:flex!important}}
.btn{white-space:nowrap;overflow:visible}
.btn::before{border-radius:inherit}
.nav-links .btn{padding:10px 18px;font-size:.88rem}
.hero-cta .btn,.cta .btn{white-space:nowrap}
@media(max-width:420px){.nav-links .btn,.mobile .btn{font-size:.9rem}}

/* ── remove green accents (orange/violet only) ── */
:root{--teal:#8a5cff}
.phero .hero-fx span:nth-child(3){background:#8a5cff}
.live,.va-head .live,#va-launch .va-dot{background:#f79007!important;border-color:#f79007}