/* ===== RS INDUSTRY — dark futuristic e-commerce vitrine ===== */
:root{
  --bg:#05070f; --bg2:#0a0e1a; --bg3:#0c1322;
  --ink:#eaf2ff; --muted:#93a4c4; --muted2:#6f819f;
  --cyan:#22d3ee; --cyan2:#38bdf8; --violet:#a78bfa;
  --line:rgba(120,160,220,.14); --line2:rgba(120,160,220,.28);
  --maxw:1240px;
  --font-d:'Sora',-apple-system,Segoe UI,sans-serif;
  --font-b:'Inter',-apple-system,Segoe UI,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;overflow-x:hidden}
body{background:var(--bg);color:var(--ink);font-family:var(--font-b);font-weight:300;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}

/* persistent space backdrop — fixed; cheap radial-gradient glows (no blur filter) */
#bg-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
#bgfx{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(680px 680px at 90% -4%, rgba(34,211,238,.20), transparent 62%),
    radial-gradient(860px 860px at -8% 106%, rgba(124,58,237,.26), transparent 60%),
    radial-gradient(560px 560px at 98% 110%, rgba(14,165,233,.13), transparent 62%),
    radial-gradient(1100px 1000px at 50% 124%, rgba(34,211,238,.05), transparent 60%)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.1;letter-spacing:-.01em;font-weight:700}
section{position:relative;z-index:2}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px}
.hl{background:linear-gradient(120deg,var(--cyan),var(--cyan2) 55%,var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);border:1px solid rgba(34,211,238,.3);border-radius:30px;padding:7px 16px;background:rgba(34,211,238,.05)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.btn{font-family:var(--font-d);font-weight:600;font-size:14px;letter-spacing:.01em;padding:13px 26px;border-radius:26px;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s,color .25s;display:inline-flex;align-items:center;gap:8px;border:none}
.btn-cyan{background:linear-gradient(135deg,var(--cyan),var(--cyan2));color:#02131a;box-shadow:0 8px 30px rgba(34,211,238,.32)}
.btn-cyan:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(34,211,238,.5)}
.btn-ghost{border:1px solid var(--line2);color:#dbe7ff;background:transparent}
.btn-ghost:hover{border-color:var(--cyan);color:#fff;transform:translateY(-3px)}

/* ===== Nav ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:18px 40px;transition:background .3s,backdrop-filter .3s,padding .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(5,7,15,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding:12px 40px}
.brand{display:flex;align-items:center;gap:12px}
.mono{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#0e2230,#0a1622);border:1px solid rgba(34,211,238,.5);display:flex;align-items:center;justify-content:center;font-family:var(--font-d);font-weight:800;font-size:16px;color:var(--cyan);box-shadow:0 0 22px rgba(34,211,238,.25),inset 0 0 12px rgba(34,211,238,.12)}
.brand b{font-family:var(--font-d);font-weight:700;letter-spacing:.14em;font-size:15px}
.brand b i{color:var(--cyan);font-style:normal}
.navlinks{display:flex;gap:30px;font-size:14px;color:var(--muted)}
.navlinks a{position:relative;transition:color .2s}
.navlinks a:hover{color:#fff}
.navright{display:flex;align-items:center;gap:16px}
.lang{font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:5px 4px;display:flex;gap:2px;cursor:pointer;user-select:none}
.lang button{background:none;border:none;color:var(--muted);font-family:var(--font-b);font-size:13px;cursor:pointer;padding:2px 9px;border-radius:16px;transition:.2s}
.lang button.on{color:#02131a;background:var(--cyan);font-weight:600}
.burger{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer}

/* ===== Hero ===== */
.hero{position:relative;min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;overflow:hidden;padding-top:104px}
#globe-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1}
.hero-left{position:relative;z-index:3;padding-left:calc((100vw - var(--maxw))/2 + 40px);padding-right:30px;max-width:720px}
.hero h1{font-weight:800;font-size:clamp(40px,5.4vw,70px);line-height:1.03;letter-spacing:-.02em}
.hero .sub{margin-top:22px;font-size:clamp(16px,1.5vw,18.5px);line-height:1.6;color:var(--muted);max-width:520px}
.hero .cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.stats{margin-top:48px;display:flex;gap:40px;flex-wrap:wrap}
.stat .n{font-family:var(--font-d);font-weight:700;font-size:28px;color:#fff}
.stat .n i{color:var(--cyan);font-style:normal}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:4px;letter-spacing:.02em}

/* ===== Section heading ===== */
.sec{padding:110px 0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.sec-head .k{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}
.sec-head h2{font-size:clamp(28px,3.6vw,44px);margin-top:14px;font-weight:700}
.sec-head p{margin-top:16px;color:var(--muted);font-size:17px}

/* ===== About / stats band ===== */
.about{background:linear-gradient(180deg,transparent,rgba(10,14,26,.6),transparent)}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.about h2{font-size:clamp(26px,3.2vw,40px);font-weight:700;line-height:1.12}
.about p{margin-top:20px;color:var(--muted);font-size:17px;max-width:520px}
.metrics{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.metric{background:linear-gradient(180deg,rgba(16,22,38,.66),rgba(12,18,32,.5));border:1px solid var(--line);border-radius:18px;padding:26px 24px}
.metric .n{font-family:var(--font-d);font-weight:700;font-size:40px;color:#fff;line-height:1}
.metric .n i{color:var(--cyan);font-style:normal}
.metric .l{margin-top:10px;color:var(--muted);font-size:14px}

/* ===== Reach ===== */
.reach-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.region{background:linear-gradient(180deg,rgba(16,22,38,.66),rgba(12,18,32,.5));border:1px solid var(--line);border-radius:18px;padding:26px 22px;transition:transform .3s,border-color .3s,box-shadow .3s}
.region:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.5);box-shadow:0 18px 44px rgba(34,211,238,.16)}
.region .ic{font-size:26px;color:var(--cyan);margin-bottom:14px}
.region h3{font-size:18px;font-weight:600;margin-bottom:8px}
.region p{color:var(--muted);font-size:14px;line-height:1.55}

/* ===== Services ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:linear-gradient(180deg,rgba(16,22,38,.72),rgba(12,18,32,.55));border:1px solid var(--line);border-radius:22px;padding:34px 28px;position:relative;overflow:hidden;transition:transform .3s,border-color .3s,box-shadow .3s}
.card::before{content:"";position:absolute;top:-50px;right:-50px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,rgba(34,211,238,.18),transparent 70%);transition:opacity .3s;opacity:.7}
.card:hover{transform:translateY(-8px);border-color:rgba(34,211,238,.5);box-shadow:0 24px 60px rgba(34,211,238,.16)}
.card:hover::before{opacity:1}
.card .ic{width:56px;height:56px;border-radius:15px;background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.3);display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:26px;margin-bottom:22px}
.card h3{font-size:21px;font-weight:600;margin-bottom:12px}
.card p{font-size:15px;color:var(--muted);line-height:1.62}
.card .lk{display:inline-block;margin-top:18px;color:var(--cyan);font-size:14px;font-weight:600}

/* ===== Why ===== */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why-item{padding:8px 6px}
.why-item .num{font-family:var(--font-d);font-weight:700;font-size:15px;color:var(--cyan);border:1px solid rgba(34,211,238,.3);width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.why-item h3{font-size:18px;font-weight:600;margin-bottom:10px}
.why-item p{color:var(--muted);font-size:14.5px;line-height:1.6}

/* ===== Contact ===== */
.contact{position:relative}
.contact-card{max-width:880px;margin:0 auto;background:linear-gradient(180deg,rgba(16,22,38,.72),rgba(12,18,32,.55));border:1px solid var(--line);border-radius:26px;padding:48px;position:relative;overflow:hidden}
.contact-card::before{content:"";position:absolute;top:-80px;left:50%;transform:translateX(-50%);width:380px;height:200px;background:radial-gradient(ellipse,rgba(34,211,238,.18),transparent 70%);pointer-events:none}
form.cform{display:grid;grid-template-columns:1fr 1fr;gap:18px;position:relative;z-index:2}
form.cform .full{grid-column:1/-1}
form.cform label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:7px;letter-spacing:.03em}
form.cform input,form.cform textarea{width:100%;background:rgba(5,8,16,.6);border:1px solid var(--line2);border-radius:12px;color:#fff;font-family:inherit;font-size:15px;padding:13px 15px;transition:border-color .2s}
form.cform input:focus,form.cform textarea:focus{outline:none;border-color:var(--cyan)}
form.cform textarea{min-height:130px;resize:vertical}
.form-note{grid-column:1/-1;font-size:14px;display:none}
.form-note.show{display:block}
.form-note.ok{color:#34d399}.form-note.err{color:#fb7185}

/* ===== Footer ===== */
.footer{border-top:1px solid var(--line);padding:48px 40px 40px;text-align:center;position:relative;z-index:2}
.footer .brand{justify-content:center;margin-bottom:16px}
.footer .links{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;color:var(--muted);font-size:14px;margin-bottom:18px}
.footer .links a:hover{color:#fff}
.footer .copy{color:var(--muted2);font-size:13px}

/* ===== Reveal animation ===== */
html:not(.js) .reveal{opacity:1!important;transform:none!important}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s 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}

/* ===== Responsive ===== */
@media(max-width:980px){
  .hero{grid-template-columns:1fr;min-height:auto;padding:130px 0 80px;text-align:center}
  .hero-left{padding:0 24px;max-width:100%;margin:0 auto}
  .hero .sub{margin-left:auto;margin-right:auto}
  .hero .cta,.stats{justify-content:center}
  #globe-canvas{opacity:.5}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .reach-grid{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr 1fr}
  .navlinks{display:none}
  .navlinks.open{display:flex;position:absolute;top:62px;right:16px;flex-direction:column;background:rgba(8,12,22,.97);border:1px solid var(--line);border-radius:16px;padding:18px 22px;gap:16px;backdrop-filter:blur(14px);z-index:60}
  .navright .btn-cyan{display:none}
  .burger{display:block}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .sec{padding:70px 0}
  .reach-grid,.why-grid,.metrics{grid-template-columns:1fr}
  form.cform{grid-template-columns:1fr}
  .contact-card{padding:30px 22px}
  .stats{gap:24px}
  .hero .eyebrow{font-size:10px;letter-spacing:.1em;padding:6px 13px;line-height:1.4}
  .hero h1{margin-top:22px}
}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}