/* HIPER showcase.css — spectacular theme */

:root{
  --bg:#07080a;
  --bg2:#0c0e12;
  --panel:#101319;
  --ink:#f4f0e8;
  --muted:#8a93a0;
  --gold:#e6b15c;
  --gold2:#c98d3f;
  --cyan:#4de3c1;
  --green:#7fe07a;
  --magenta:#e37bd4;
  --blue:#5fb6ff;
  --terracotta:#c97b5d;
  --line:rgba(255,255,255,.09);
  --glow-gold:0 0 24px rgba(230,177,92,.35);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
::selection{background:var(--gold);color:#0a0a0a;}
.wrap{max-width:1220px;margin:0 auto;padding:0 30px;}
.serif{font-family:Georgia,"Times New Roman",serif;}

/* ---------- CANVAS BG + NOISE ---------- */
#bgCanvas{position:fixed;inset:0;z-index:0;pointer-events:none;}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");}
.content{position:relative;z-index:2;}
.aurora{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;}
.aurora::before,.aurora::after{content:"";position:absolute;border-radius:50%;filter:blur(90px);opacity:.4;}
.aurora::before{width:600px;height:600px;background:radial-gradient(circle,#e6b15c,transparent 70%);top:-160px;left:8%;animation:drift1 26s ease-in-out infinite;}
.aurora::after{width:700px;height:700px;background:radial-gradient(circle,#4de3c1,transparent 70%);bottom:-240px;right:-120px;animation:drift2 32s ease-in-out infinite;}
@keyframes drift1{0%,100%{transform:translate(0,0)}50%{transform:translate(120px,80px)}}
@keyframes drift2{0%,100%{transform:translate(0,0)}50%{transform:translate(-140px,-90px)}}

/* ---------- PRELOADER ---------- */
#loader{position:fixed;inset:0;z-index:100;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;transition:opacity .8s ease,visibility .8s;}
#loader.done{opacity:0;visibility:hidden;}
.loader-mark{display:flex;gap:6px;}
.loader-mark span{width:8px;height:8px;border-radius:50%;background:var(--gold);animation:bounce 1.1s infinite;}
.loader-mark span:nth-child(2){animation-delay:.12s;background:var(--cyan);}
.loader-mark span:nth-child(3){animation-delay:.24s;}
.loader-mark span:nth-child(4){animation-delay:.36s;background:var(--green);}
.loader-mark span:nth-child(5){animation-delay:.48s;}
@keyframes bounce{0%,100%{transform:translateY(0);opacity:.3}50%{transform:translateY(-16px);opacity:1}}
.loader-word{font-family:Georgia,serif;letter-spacing:.5em;font-size:14px;color:var(--muted);text-transform:uppercase;animation:blink 1.4s infinite;}
@keyframes blink{0%,100%{opacity:.4}50%{opacity:1}}

/* ---------- SCROLL PROGRESS ---------- */
#progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:90;
  background:linear-gradient(90deg,var(--gold),var(--cyan),var(--green));box-shadow:var(--glow-gold);transition:width .1s linear;}

/* ---------- CUSTOM CURSOR ---------- */
#cursor{position:fixed;top:0;left:0;width:34px;height:34px;border:1px solid var(--gold);border-radius:50%;
  z-index:200;pointer-events:none;transform:translate(-50%,-50%);transition:width .3s,height .3s,border-color .3s,background .3s;}
#cursor .inner{position:absolute;top:50%;left:50%;width:5px;height:5px;border-radius:50%;background:var(--gold);transform:translate(-50%,-50%);}
#cursor.hovering{width:70px;height:70px;background:rgba(230,177,92,.12);border-color:var(--cyan);}
#cursor.down{width:24px;height:24px;}
body.cursor-on{cursor:none;}
body.cursor-on a,body.cursor-on button{cursor:none;}

/* ---------- NAV ---------- */
nav{position:fixed;top:0;left:0;right:0;z-index:80;padding:18px 0;
  transform:translateY(0);transition:transform .5s ease,background .4s,border-color .4s,backdrop-filter .4s;
  border-bottom:1px solid transparent;}
nav.hidden{transform:translateY(-110%);}
nav.scrolled{background:rgba(7,8,10,.72);backdrop-filter:blur(14px);border-color:var(--line);}
.nav-in{display:flex;align-items:center;gap:30px;max-width:1220px;margin:0 auto;padding:0 30px;}
.logo{font-family:Georgia,serif;font-size:24px;letter-spacing:.3em;font-weight:700;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px;}
.logo .dot{color:var(--gold);animation:pulse 2.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:.4}50%{opacity:1}}
.nav-links{display:flex;gap:26px;margin-left:auto;}
.nav-links a{color:var(--muted);text-decoration:none;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;position:relative;transition:color .3s;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--gold);transition:width .35s;}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{width:100%;}
.btn-nav{background:linear-gradient(120deg,var(--gold),var(--gold2));color:#0a0a0a;text-decoration:none;font-size:12px;
  letter-spacing:.12em;text-transform:uppercase;font-weight:700;padding:12px 22px;border-radius:40px;transition:.3s;box-shadow:0 6px 20px rgba(230,177,92,.25);}
.btn-nav:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(230,177,92,.45);}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding-top:120px;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;width:100%;}
.kicker{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:26px;
  display:flex;align-items:center;gap:12px;opacity:0;}
.kicker::before{content:"";width:44px;height:1px;background:var(--gold);}
h1{font-family:Georgia,serif;font-size:clamp(44px,6.4vw,92px);line-height:.98;letter-spacing:-.01em;font-weight:400;}
h1 .line{display:block;overflow:hidden;}
h1 .line>span{display:inline-block;transform:translateY(110%);animation:rise 1s cubic-bezier(.2,.7,.2,1) forwards;}
h1 .line:nth-child(1)>span{animation-delay:.15s;}
h1 .line:nth-child(2)>span{animation-delay:.32s;}
h1 .line:nth-child(3)>span{animation-delay:.49s;}
@keyframes rise{to{transform:none}}
h1 .grad{background:linear-gradient(100deg,var(--gold) 10%,var(--cyan) 55%,var(--green) 90%);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200%;animation:shimmer 5s linear infinite;}
@keyframes shimmer{to{background-position:200% center}}
.lede{font-size:19px;color:var(--muted);max-width:560px;margin:34px 0 40px;opacity:0;animation:fade 1.2s .8s forwards;}
.lede strong{color:var(--ink);}
@keyframes fade{to{opacity:1}}
.hero-cta{display:flex;gap:18px;flex-wrap:wrap;margin-bottom:48px;opacity:0;animation:fade 1.2s 1s forwards;}
.btn{position:relative;overflow:hidden;font-size:13px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;
  padding:18px 36px;border-radius:40px;text-decoration:none;transition:.35s;border:none;display:inline-flex;align-items:center;gap:10px;}
.btn-fill{background:linear-gradient(120deg,var(--gold),var(--gold2));color:#0a0a0a;box-shadow:0 10px 30px rgba(230,177,92,.3);}
.btn-fill:hover{transform:translateY(-3px);box-shadow:0 16px 42px rgba(230,177,92,.5);}
.btn-fill::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);transition:left .6s;}
.btn-fill:hover::before{left:100%;}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:rgba(255,255,255,.03);}
.btn-ghost:hover{border-color:var(--cyan);color:#fff;box-shadow:0 0 30px rgba(77,227,193,.25);transform:translateY(-3px);}
.hero-rating{display:flex;gap:34px;flex-wrap:wrap;opacity:0;animation:fade 1.2s 1.2s forwards;}
.stat{display:flex;flex-direction:column;}
.stat .num{font-family:Georgia,serif;font-size:30px;color:var(--ink);}
.stat .num em{font-style:normal;color:var(--gold);}
.stat .lab{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:4px;}

/* hero visual graphene */
.hero-visual{position:relative;height:520px;opacity:0;animation:fade 1.4s .6s forwards;}
.orb{position:absolute;inset:0;margin:auto;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle at 40% 35%,rgba(230,177,92,.35),transparent 60%),radial-gradient(circle at 70% 75%,rgba(77,227,193,.3),transparent 60%);
  filter:blur(10px);animation:pulseOrb 7s ease-in-out infinite;}
@keyframes pulseOrb{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.08);opacity:1}}
.graphene{position:absolute;inset:0;margin:auto;width:100%;height:100%;}
.graphene path,.graphene line{stroke-dasharray:1000;stroke-dashoffset:1000;animation:draw 2s ease forwards;}
.graphene .g1{animation-delay:.8s}.graphene .g2{animation-delay:1.3s}.graphene .g3{animation-delay:1.8s}
@keyframes draw{to{stroke-dashoffset:0}}
.node{position:absolute;width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:var(--glow-gold);animation:nodeFloat 6s ease-in-out infinite;}
@keyframes nodeFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.ring{position:absolute;inset:0;margin:auto;border:1px solid rgba(230,177,92,.25);border-radius:50%;animation:spin 18s linear infinite;}
@keyframes spin{to{transform:rotate(360deg)}}
.chip{position:absolute;background:rgba(16,19,25,.85);border:1px solid var(--line);border-radius:12px;padding:12px 16px;
  font-size:12px;backdrop-filter:blur(8px);box-shadow:0 14px 40px rgba(0,0,0,.5);animation:floaty 6s ease-in-out infinite;}
.chip .lab{color:var(--muted);font-size:10px;letter-spacing:.14em;text-transform:uppercase;}
.chip .val{font-weight:700;font-size:15px;color:#fff;margin-top:3px;}
.chip .val b{color:var(--cyan);}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.chip.c1{top:40px;left:-26px;}
.chip.c2{bottom:60px;right:-20px;animation-delay:1.5s;}
.chip.c3{top:210px;right:-40px;animation-delay:2.5s;}

/* ---------- MARQUEE ---------- */
.marquee{position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;background:rgba(255,255,255,.02);}
.marquee-track{display:flex;gap:56px;white-space:nowrap;width:max-content;animation:scroll 22s linear infinite;}
.marquee:hover .marquee-track{animation-play-state:paused;}
.marquee span{font-family:Georgia,serif;font-size:44px;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.35);padding:0 28px;display:flex;align-items:center;}
.marquee span.imp{color:var(--gold);-webkit-text-stroke:0;}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- SECTIONS ---------- */
section{position:relative;padding:120px 0;}
.sec-head{max-width:820px;margin-bottom:70px;}
.sec-kicker{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:22px;display:flex;align-items:center;gap:12px;}
.sec-kicker::before{content:"";width:40px;height:1px;background:var(--gold);}
h2{font-family:Georgia,serif;font-size:clamp(34px,4.6vw,62px);line-height:1.04;font-weight:400;margin-bottom:22px;}
h2 .grad{background:linear-gradient(100deg,#fff,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent;}
.sec-sub{color:var(--muted);font-size:18px;max-width:640px;}
.sec-sub strong{color:var(--ink);}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(46px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}.reveal.d4{transition-delay:.4s}
.scale-in{opacity:0;transform:scale(.92);transition:opacity .9s,transform .9s cubic-bezier(.2,.7,.2,1);}
.scale-in.in{opacity:1;transform:none;}

/* platform hub */
.hub-output{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;margin-top:40px;}
.hub-text p{color:var(--muted);font-size:17px;margin-bottom:18px;}
.hub-text p strong{color:var(--ink);}
.hub-svg{width:100%;background:rgba(16,19,25,.5);border:1px solid var(--line);border-radius:20px;padding:26px;backdrop-filter:blur(6px);}
.hub-svg circle.hub{transform-origin:center;animation:spinSlow 40s linear infinite;}
@keyframes spinSlow{to{transform:rotate(360deg)}}

/* sector cards */
.grid-sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.sector{position:relative;background:linear-gradient(160deg,rgba(16,19,25,.9),rgba(11,13,17,.9));border:1px solid var(--line);
  border-radius:20px;padding:38px;overflow:hidden;transition:transform .5s cubic-bezier(.2,.7,.2,1),border-color .5s,box-shadow .5s;text-decoration:none;color:var(--ink);display:block;}
.sector::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0,var(--glow),transparent 60%);opacity:0;transition:opacity .5s;}
.sector:hover{transform:translateY(-12px);border-color:rgba(230,177,92,.5);box-shadow:0 30px 60px rgba(0,0,0,.5);}
.sector:hover::before{opacity:1;}
.sector .s-ic{font-size:40px;display:inline-block;transition:transform .5s;position:relative;z-index:1;}
.sector:hover .s-ic{transform:rotate(-10deg) scale(1.15);}
.sector h3{font-family:Georgia,serif;font-size:30px;margin:18px 0 6px;position:relative;z-index:1;}
.sector .tagline{font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:700;opacity:0;color:var(--gold);transition:.4s;position:relative;z-index:1;}
.sector:hover .tagline{opacity:1;}
.sector p{color:var(--muted);font-size:15px;margin-top:12px;position:relative;z-index:1;}
.sector .pill{margin-top:24px;display:inline-flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--cyan);position:relative;z-index:1;}
.sector .pill::after{content:"→";transform:translateX(-6px);opacity:0;transition:.35s;position:relative;z-index:1;}
.sector:hover .pill::after{transform:none;opacity:1;}
.sector::after{content:"";position:absolute;width:130px;height:130px;border-radius:50%;right:-40px;bottom:-40px;background:var(--glowC);filter:blur(40px);opacity:.25;transition:.5s;}
.sector:hover::after{opacity:.6;}
.s-gold{--glow:rgba(230,177,92,.22);--glowC:var(--gold);}
.s-cyan{--glow:rgba(77,227,193,.2);--glowC:var(--cyan);}
.s-green{--glow:rgba(127,224,122,.2);--glowC:var(--green);}
.s-blue{--glow:rgba(95,182,255,.2);--glowC:var(--blue);}
.s-magenta{--glow:rgba(227,123,212,.2);--glowC:var(--magenta);}
.s-terra{--glow:rgba(201,123,93,.22);--glowC:var(--terracotta);}

/* stats band */
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:70px 0;}
.stat-card{background:linear-gradient(160deg,rgba(16,19,25,.9),rgba(11,13,17,.9));border:1px solid var(--line);border-radius:20px;padding:38px;text-align:center;position:relative;overflow:hidden;}
.stat-card .big{font-family:Georgia,serif;font-size:64px;line-height:1;}
.stat-card .big em{font-style:normal;color:var(--gold);font-size:38px;}
.stat-card .lab{color:var(--muted);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-top:14px;}
.stat-card .bar{position:absolute;bottom:0;left:0;height:3px;width:0;background:var(--gold);transition:width 1.4s cubic-bezier(.2,.7,.2,1);}
.stat-card.in .bar{width:100%;}

/* patents */
.pat-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.patent{position:relative;background:linear-gradient(160deg,rgba(16,19,25,.9),rgba(11,13,17,.9));border:1px solid var(--line);border-radius:20px;padding:40px;overflow:hidden;transition:.4s;}
.patent:hover{border-color:var(--gold);box-shadow:0 24px 60px rgba(0,0,0,.5);transform:translateY(-6px);}
.patent .num{font-size:12px;letter-spacing:.2em;color:var(--gold);font-weight:700;text-transform:uppercase;}
.patent h4{font-family:Georgia,serif;font-size:28px;margin:16px 0 12px;}
.patent p{color:var(--muted);font-size:15px;}
.patent .tag{margin-top:26px;display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;padding:8px 16px;border-radius:30px;border:1px solid var(--gold);color:var(--gold);}
.patent .seal{position:absolute;top:28px;right:28px;width:56px;height:56px;border:1px solid rgba(230,177,92,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:22px;animation:spinSlow 14s linear infinite;}

/* sustainability */
.sustain{background:linear-gradient(180deg,transparent,rgba(127,224,122,.05),transparent);}
.sust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.sust{background:rgba(16,19,25,.7);border:1px solid var(--line);border-radius:20px;padding:40px;position:relative;overflow:hidden;transition:.4s;}
.sust:hover{transform:translateY(-8px);border-color:rgba(127,224,122,.5);}
.sust .ring{width:130px;height:130px;border-radius:50%;margin:0 auto 22px;position:relative;display:flex;align-items:center;justify-content:center;}
.sust .ring svg{width:130px;height:130px;transform:rotate(-90deg);}
.sust .ring .rval{position:absolute;font-family:Georgia,serif;font-size:30px;color:var(--ink);}
.sust .ring .rval small{font-size:15px;color:var(--green);}
.sust h4{font-family:Georgia,serif;font-size:26px;text-align:center;margin-bottom:10px;}
.sust p{color:var(--muted);font-size:15px;text-align:center;}

/* materials 3d */
.mat-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.mat-list{display:flex;flex-direction:column;gap:22px;}
.mat-row{border-left:2px solid var(--cyan);padding:6px 0 6px 22px;transition:.4s;}
.mat-row:hover{border-color:var(--gold);transform:translateX(8px);}
.mat-row .lbl{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-weight:700;}
.mat-row h5{font-family:Georgia,serif;font-size:24px;margin:6px 0;color:#fff;}
.mat-row p{color:var(--muted);font-size:15px;}
.mat-visual{background:radial-gradient(circle at 50% 40%,rgba(77,227,193,.12),transparent 60%),rgba(16,19,25,.6);border:1px solid var(--line);border-radius:20px;padding:40px;overflow:hidden;position:relative;}
.mat-visual svg{width:100%;height:auto;display:block;}

/* graphene fashion CTA */
.fashion{background:linear-gradient(120deg,rgba(230,177,92,.12),rgba(201,123,93,.12));border:1px solid var(--line);border-radius:26px;padding:70px;display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center;position:relative;overflow:hidden;}
.fashion::before{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(230,177,92,.2),transparent 60%);top:-100px;right:-60px;filter:blur(30px);animation:drift1 18s ease-in-out infinite;}
.fashion h2{font-size:clamp(32px,4vw,54px);}
.fashion p{color:#c3c9d1;font-size:18px;margin:20px 0 34px;max-width:520px;}
.brand-tags{display:flex;flex-wrap:wrap;gap:12px;}
.brand-tags span{background:rgba(255,255,255,.06);border:1px solid var(--line);padding:10px 20px;border-radius:40px;font-family:Georgia,serif;font-size:17px;transition:.3s;}
.brand-tags span:hover{background:rgba(230,177,92,.14);border-color:var(--gold);transform:translateY(-4px);}
.fashion .btn{margin-top:30px;}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{background:rgba(16,19,25,.6);border:1px solid var(--line);border-radius:20px;padding:34px;position:relative;overflow:hidden;transition:.4s;}
.step:hover{transform:translateY(-8px);border-color:var(--cyan);}
.step .n{font-family:Georgia,serif;font-size:66px;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(230,177,92,.5);}
.step h4{font-family:Georgia,serif;font-size:22px;margin:16px 0 10px;}
.step p{color:var(--muted);font-size:14.5px;}
.step .connector{position:absolute;top:50%;right:-12px;color:var(--gold);font-size:20px;z-index:2;}

/* final CTA + footer */
.final{text-align:center;padding:140px 0 90px;}
.final h2{font-size:clamp(36px,5vw,72px);}
.final p{color:var(--muted);max-width:600px;margin:26px auto 44px;font-size:19px;}
.final .actions{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}
footer{background:rgba(7,8,10,.6);border-top:1px solid var(--line);padding:70px 0 40px;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;}
footer .logo{color:#fff;}
footer h6{color:#fff;font-size:12px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px;}
footer a{display:block;color:var(--muted);text-decoration:none;font-size:13.5px;margin-bottom:10px;transition:.3s;}
footer a:hover{color:var(--gold);transform:translateX(4px);}
.foot-bottom{margin-top:50px;border-top:1px solid var(--line);padding-top:24px;font-size:12px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;}

/* back to top */
#toTop{position:fixed;bottom:28px;right:28px;z-index:70;width:52px;height:52px;border-radius:50%;background:var(--panel);border:1px solid var(--line);color:var(--gold);font-size:20px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:.4s;box-shadow:0 10px 30px rgba(0,0,0,.5);}
#toTop.show{opacity:1;visibility:visible;}
#toTop:hover{border-color:var(--gold);transform:translateY(-4px);}

@media(max-width:900px){
  .hero-grid,.hub-output,.mat-grid,.fashion{grid-template-columns:1fr;}
  .grid-sectors,.sust-grid{grid-template-columns:1fr;}
  .pat-grid,.steps{grid-template-columns:1fr 1fr;}
  .stats-band{grid-template-columns:1fr 1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .nav-links{display:none;}
  .hero-visual{height:380px;}
}