/* ============================================================
   RETI v2 — Engineering Materials & Equipment Export Consulting
   Design: dark tech / gradient / big type / bento grid
   ============================================================ */

:root{
  --bg:#07070C;
  --bg-2:#0A0A11;
  --panel:#0F0F18;
  --panel-2:#14141F;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --tx:#F3F3F8;
  --tx-2:#A6A6BC;
  --tx-3:#7D7D99;
  --vio:#8B5CF6;
  --vio-2:#A855F7;
  --cyn:#22D3EE;
  --blu:#3B82F6;
  --ok:#34D399;
  --grad:linear-gradient(115deg,#7C3AED 0%,#A855F7 42%,#22D3EE 100%);
  --grad-soft:linear-gradient(115deg,rgba(124,58,237,.16),rgba(34,211,238,.12));
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --nav-h:72px;
  --max:1200px;
  --font:"Space Grotesk","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC",sans-serif;
  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC",sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}

body{
  background:var(--bg);
  color:var(--tx);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}

::selection{background:rgba(139,92,246,.45);color:#fff}

/* ---------- layout helpers ---------- */
.wrap{width:min(100% - 40px,var(--max));margin-inline:auto}
.section{padding:clamp(72px,9vw,132px) 0;position:relative}
.section--alt{background:var(--bg-2);border-block:1px solid rgba(255,255,255,.05)}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);
  font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--vio-2);
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";width:34px;height:1px;
  background:linear-gradient(90deg,var(--vio),transparent);
}

h1,h2,h3,h4{font-family:var(--font);font-weight:700;line-height:1.08;letter-spacing:-.02em}
.h-sec{font-size:clamp(2rem,4.2vw,3.3rem);margin-bottom:18px}
.h-sec .grad,.grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.lead{color:var(--tx-2);font-size:clamp(1rem,1.35vw,1.14rem);max-width:62ch}
.sec-head{max-width:820px;margin-bottom:clamp(40px,5vw,64px)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:999px;
  font-weight:600;font-size:.98rem;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,background .25s,border-color .25s;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 34px -12px rgba(139,92,246,.75);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 44px -14px rgba(139,92,246,.9)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line-2);color:var(--tx)}
.btn-ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-3px)}
.btn-sm{padding:11px 22px;font-size:.9rem}
.btn-block{width:100%}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:90;
  height:var(--nav-h);
  display:flex;align-items:center;
  transition:background .3s,border-color .3s,backdrop-filter .3s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(7,7,12,.72);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom-color:var(--line);
}
.nav-in{display:flex;align-items:center;gap:28px;width:min(100% - 40px,1320px);margin-inline:auto}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font);font-weight:700;font-size:1.3rem;letter-spacing:.04em}
.brand img{width:34px;height:35px}
.brand span em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

.nav-links{display:flex;gap:6px;margin-left:auto}
.nav-links a{
  padding:9px 15px;border-radius:999px;font-size:.93rem;color:var(--tx-2);
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--tx);background:rgba(255,255,255,.06)}

.nav-actions{display:flex;align-items:center;gap:12px}
.lang{
  display:flex;gap:2px;padding:3px;border:1px solid var(--line);
  border-radius:999px;background:rgba(255,255,255,.03);
}
.lang a{
  padding:5px 13px;border-radius:999px;font-size:.82rem;color:var(--tx-3);
  transition:.2s;font-weight:500;
}
.lang a.on,.lang a:hover{background:rgba(255,255,255,.1);color:var(--tx)}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:rgba(255,255,255,.04);border-radius:12px;cursor:pointer;position:relative}
.burger i{position:absolute;left:12px;right:12px;height:1.6px;background:var(--tx);transition:.3s;border-radius:2px}
.burger i:nth-child(1){top:16px}
.burger i:nth-child(2){top:21.5px}
.burger i:nth-child(3){top:27px}
.burger.on i:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.burger.on i:nth-child(2){opacity:0}
.burger.on i:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}

.mobile{
  position:fixed;top:var(--nav-h);left:0;right:0;z-index:89;
  background:rgba(9,9,15,.97);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line);
  padding:14px 20px 26px;
  display:none;flex-direction:column;gap:4px;
}
.mobile.on{display:flex;animation:fadeDown .3s ease}
.mobile a{padding:13px 8px;border-bottom:1px solid rgba(255,255,255,.05);color:var(--tx-2);font-size:1rem}
.mobile a:last-of-type{border:none}
.mobile .btn{margin-top:14px}
@keyframes fadeDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:calc(var(--nav-h) + clamp(64px,9vw,110px)) 0 clamp(56px,7vw,88px);
  overflow:hidden;
  isolation:isolate;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(60% 55% at 18% 8%,rgba(124,58,237,.30),transparent 62%),
    radial-gradient(52% 50% at 85% 26%,rgba(34,211,238,.17),transparent 60%),
    radial-gradient(70% 60% at 50% 110%,rgba(59,130,246,.14),transparent 60%);
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:74px 74px;
  -webkit-mask-image:radial-gradient(75% 65% at 50% 32%,#000 30%,transparent 78%);
  mask-image:radial-gradient(75% 65% at 50% 32%,#000 30%,transparent 78%);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,64px);align-items:center}

.badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 18px;border-radius:999px;
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.045);
  font-size:.82rem;color:var(--tx-2);
  margin-bottom:26px;
}
.badge b{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--cyn);box-shadow:0 0 0 0 rgba(34,211,238,.7);animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 11px rgba(34,211,238,0)}100%{box-shadow:0 0 0 0 rgba(34,211,238,0)}}

.hero h1{
  font-size:clamp(2.5rem,5.6vw,4.6rem);
  line-height:1.03;
  margin-bottom:26px;
  text-wrap:balance;
}
.hero .lead{margin-bottom:36px;font-size:clamp(1.02rem,1.5vw,1.18rem)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-meta{display:flex;flex-wrap:wrap;gap:24px;color:var(--tx-3);font-size:.86rem;font-family:var(--font-mono)}
.hero-meta span{display:flex;align-items:center;gap:8px}
.hero-meta svg{width:15px;height:15px;color:var(--vio-2)}

/* hero visual */
.hero-vis{position:relative;display:grid;place-items:center;min-height:340px}
.orbit{position:absolute;border:1px dashed rgba(255,255,255,.13);border-radius:50%}
.orbit-1{width:min(94%,420px);aspect-ratio:1;animation:spin 44s linear infinite}
.orbit-2{width:min(72%,320px);aspect-ratio:1;animation:spin 30s linear infinite reverse;border-style:solid;border-color:rgba(139,92,246,.28)}
@keyframes spin{to{transform:rotate(360deg)}}
.orbit .dot{
  position:absolute;top:-5px;left:50%;width:10px;height:10px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 18px rgba(139,92,246,.9);
}
.orbit-2 .dot{background:linear-gradient(115deg,#22D3EE,#3B82F6);box-shadow:0 0 18px rgba(34,211,238,.9)}

.cube{width:min(58%,230px);filter:drop-shadow(0 30px 60px rgba(124,58,237,.5));animation:floaty 7s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(-10px)}50%{transform:translateY(12px)}}

.chip{
  position:absolute;display:flex;align-items:center;gap:9px;
  padding:10px 16px;border-radius:14px;font-size:.82rem;font-weight:600;
  background:rgba(15,15,24,.85);border:1px solid var(--line-2);
  backdrop-filter:blur(12px);box-shadow:0 18px 40px -22px #000;
  animation:floaty 8s ease-in-out infinite;
}
.chip svg{width:16px;height:16px;color:var(--cyn)}
.chip-1{top:6%;left:-4%;animation-delay:-1s}
.chip-2{bottom:14%;right:-5%;animation-delay:-3.5s}
.chip-3{bottom:-2%;left:8%;animation-delay:-5.5s}

/* ---------- marquee ---------- */
.marquee{
  overflow:hidden;border-block:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.025),transparent);
  padding:20px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.marquee-track{display:flex;gap:56px;width:max-content;animation:slide 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.marquee-track span{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:.86rem;letter-spacing:.12em;
  color:var(--tx-3);text-transform:uppercase;white-space:nowrap;
}
.marquee-track span::before{content:"";width:5px;height:5px;background:var(--vio);transform:rotate(45deg)}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  padding:30px 26px;border:1px solid var(--line);border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));
  position:relative;overflow:hidden;
}
.stat::after{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(139,92,246,.85),transparent);
}
.stat b{
  display:block;font-family:var(--font);font-size:clamp(2.1rem,3.4vw,2.9rem);
  line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;margin-bottom:10px;
}
.stat span{color:var(--tx-2);font-size:.92rem}

/* ---------- problem cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  padding:30px 28px;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--panel);position:relative;overflow:hidden;
  transition:transform .35s cubic-bezier(.2,.7,.3,1),border-color .35s;
}
.card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .35s;
  background:radial-gradient(420px 200px at var(--mx,50%) var(--my,0%),rgba(139,92,246,.16),transparent 70%);
  pointer-events:none;
}
.card:hover{transform:translateY(-6px);border-color:rgba(139,92,246,.45)}
.card:hover::before{opacity:1}
.card-ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid rgba(139,92,246,.35);
  margin-bottom:20px;color:#C4B5FD;
}
.card-ico svg{width:23px;height:23px}
.card h3{font-size:1.14rem;margin-bottom:10px}
.card p{color:var(--tx-2);font-size:.95rem}
.card .fix{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  color:var(--cyn);font-size:.9rem;display:flex;gap:9px;align-items:flex-start;
}
.card .fix svg{width:16px;height:16px;flex:none;margin-top:4px}

/* ---------- bento services ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.bento .cell{
  grid-column:span 2;
  padding:30px 28px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(170deg,var(--panel-2),var(--panel));
  position:relative;overflow:hidden;
  transition:transform .35s,border-color .35s;
}
.bento .cell:hover{transform:translateY(-5px);border-color:rgba(34,211,238,.4)}
.bento .cell.wide{grid-column:span 3}
.bento .cell.full{grid-column:span 6;display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}
.cell .num{
  font-family:var(--font-mono);font-size:.75rem;letter-spacing:.2em;
  color:var(--tx-3);margin-bottom:auto;
}
.cell h3{font-size:1.25rem;margin:14px 0 10px}
.cell p{color:var(--tx-2);font-size:.95rem}
.cell .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.cell .tags i{
  font-style:normal;font-size:.76rem;padding:5px 11px;border-radius:999px;
  border:1px solid var(--line);color:var(--tx-2);background:rgba(255,255,255,.03);
}
.glow{position:absolute;width:280px;height:280px;border-radius:50%;filter:blur(70px);opacity:.4;pointer-events:none}
.glow-v{background:rgba(124,58,237,.55);top:-90px;right:-70px}
.glow-c{background:rgba(34,211,238,.4);bottom:-110px;left:-60px}

/* ---------- products ---------- */
.prods{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.prod{
  padding:24px 20px;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--panel);text-align:left;cursor:default;
  transition:.3s;
}
.prod:hover{border-color:rgba(139,92,246,.5);background:var(--panel-2);transform:translateY(-5px)}
.prod svg{width:26px;height:26px;color:var(--vio-2);margin-bottom:14px}
.prod:hover svg{color:var(--cyn)}
.prod h3{font-size:.99rem;margin-bottom:6px;letter-spacing:-.01em}
.prod p{font-size:.82rem;color:var(--tx-3);line-height:1.55}

/* ---------- markets ---------- */
.markets{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.market{
  padding:32px 28px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--panel);position:relative;overflow:hidden;
  transition:.35s;
}
.market:hover{border-color:rgba(139,92,246,.5);transform:translateY(-6px)}
.market .flagline{height:3px;width:56px;background:var(--grad);border-radius:2px;margin-bottom:22px}
.market h3{font-size:1.45rem;margin-bottom:8px}
.market .sub{color:var(--cyn);font-family:var(--font-mono);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px}
.market p{color:var(--tx-2);font-size:.94rem;margin-bottom:18px}
.market ul{display:flex;flex-direction:column;gap:9px}
.market li{display:flex;gap:10px;font-size:.9rem;color:var(--tx-2)}
.market li svg{width:16px;height:16px;color:var(--ok);flex:none;margin-top:5px}
.market .std{
  margin-top:20px;display:flex;flex-wrap:wrap;gap:7px;
}
.market .std b{
  font-weight:600;font-size:.72rem;letter-spacing:.08em;
  padding:5px 10px;border-radius:7px;
  background:rgba(139,92,246,.14);border:1px solid rgba(139,92,246,.35);color:#D8CCFE;
}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;counter-reset:st}
.step{position:relative;padding-top:52px}
.step::before{
  counter-increment:st;content:"0" counter(st);
  position:absolute;top:0;left:0;
  font-family:var(--font-mono);font-size:.9rem;color:var(--cyn);
  padding:6px 12px;border:1px solid rgba(34,211,238,.4);border-radius:999px;
  background:rgba(34,211,238,.08);
}
.step::after{
  content:"";position:absolute;top:19px;left:56px;right:-8px;height:1px;
  background:linear-gradient(90deg,rgba(139,92,246,.6),rgba(255,255,255,.08));
}
.step:last-child::after{display:none}
.step h3{font-size:1.02rem;margin-bottom:8px}
.step p{font-size:.87rem;color:var(--tx-2);line-height:1.6}

/* ---------- cases ---------- */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:var(--panel);transition:.35s;display:flex;flex-direction:column;
}
.case:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.4)}
.case-top{
  padding:26px 26px 22px;position:relative;
  background:linear-gradient(150deg,rgba(124,58,237,.22),rgba(34,211,238,.10));
  border-bottom:1px solid var(--line);
}
.case-top .k{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.18em;color:#C4B5FD;text-transform:uppercase}
.case-top b{display:block;font-family:var(--font);font-size:2rem;margin-top:8px;letter-spacing:-.02em}
.case-body{padding:22px 26px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.case-body h3{font-size:1.05rem}
.case-body p{font-size:.9rem;color:var(--tx-2)}
.case-body .route{
  margin-top:auto;font-family:var(--font-mono);font-size:.78rem;color:var(--tx-3);
  display:flex;align-items:center;gap:8px;
}
.case-body .route svg{width:14px;height:14px;color:var(--vio-2)}

/* ---------- why ---------- */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why .w{
  padding:28px 24px;border-radius:var(--r-md);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.035),transparent);
}
.why .w b{
  font-family:var(--font);font-size:1.9rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  display:block;margin-bottom:12px;
}
.why .w h3{font-size:1.02rem;margin-bottom:8px}
.why .w p{font-size:.89rem;color:var(--tx-2)}

/* ---------- faq ---------- */
.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,64px);align-items:start}
.acc{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--panel)}
.acc details{border-bottom:1px solid var(--line)}
.acc details:last-child{border-bottom:none}
.acc summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;justify-content:space-between;gap:18px;align-items:center;
  font-weight:600;font-size:1rem;transition:background .2s;
}
.acc summary::-webkit-details-marker{display:none}
.acc summary:hover{background:rgba(255,255,255,.035)}
.acc summary i{
  flex:none;width:26px;height:26px;border-radius:8px;position:relative;
  border:1px solid var(--line-2);transition:.3s;
}
.acc summary i::before,.acc summary i::after{
  content:"";position:absolute;inset:0;margin:auto;background:var(--tx-2);transition:.3s;
}
.acc summary i::before{width:11px;height:1.5px}
.acc summary i::after{width:1.5px;height:11px}
.acc details[open] summary i{background:var(--grad);border-color:transparent;transform:rotate(90deg)}
.acc details[open] summary i::after{opacity:0}
.acc .ans{padding:0 24px 22px;color:var(--tx-2);font-size:.94rem;max-width:70ch}

/* ---------- contact / RFQ ---------- */
.rfq{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(30px,5vw,56px);align-items:start}
.rfq-info .line{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 0;border-bottom:1px dashed var(--line);
}
.rfq-info .line svg{width:20px;height:20px;color:var(--vio-2);flex:none;margin-top:3px}
.rfq-info .line b{display:block;font-size:.95rem}
.rfq-info .line span,.rfq-info .line a{color:var(--tx-2);font-size:.92rem}
.rfq-info .line a:hover{color:var(--cyn)}

.form{
  padding:clamp(26px,3.5vw,40px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(170deg,var(--panel-2),var(--panel));
  position:relative;overflow:hidden;
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:.8rem;color:var(--tx-3);letter-spacing:.05em;text-transform:uppercase;font-family:var(--font-mono)}
.field input,.field select,.field textarea{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:12px;padding:13px 15px;font-size:.96rem;
  transition:.25s;width:100%;
}
.field textarea{min-height:118px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(139,92,246,.7);
  background:rgba(139,92,246,.07);
  box-shadow:0 0 0 4px rgba(139,92,246,.12);
}
.field select option{background:#12121c;color:var(--tx)}
.form-note{font-size:.82rem;color:var(--tx-3);margin-top:14px;text-align:center}
.form-ok{
  margin-top:14px;padding:13px 16px;border-radius:12px;font-size:.9rem;
  background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.35);color:#7EEBC8;
  display:none;
}
.form-ok.on{display:block;animation:fadeDown .3s}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid rgba(139,92,246,.4);border-radius:var(--r-lg);
  padding:clamp(38px,5vw,64px);
  background:
    radial-gradient(70% 130% at 12% 0%,rgba(124,58,237,.35),transparent 60%),
    radial-gradient(60% 120% at 92% 100%,rgba(34,211,238,.22),transparent 60%),
    var(--panel);
  text-align:center;
}
.cta-band h2{font-size:clamp(1.8rem,3.6vw,2.9rem);margin-bottom:16px}
.cta-band p{color:var(--tx-2);max-width:60ch;margin:0 auto 30px}
.cta-band .hero-cta{justify-content:center;margin-bottom:0}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);background:var(--bg-2);padding:64px 0 30px}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:44px}
.f-grid h3{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--tx-3);margin-bottom:18px}
.f-grid a,.f-grid li{display:block;color:var(--tx-2);font-size:.93rem;padding:6px 0;transition:.2s}
.f-grid a:hover{color:var(--cyn)}
.f-about p{color:var(--tx-2);font-size:.93rem;margin-top:16px;max-width:36ch}
.f-bot{
  border-top:1px solid var(--line);padding-top:24px;
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  color:var(--tx-3);font-size:.84rem;
}

/* ---------- floating whatsapp ---------- */
.fab{
  position:fixed;right:22px;bottom:22px;z-index:80;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:#25D366;color:#062b14;
  box-shadow:0 16px 38px -12px rgba(37,211,102,.8);
  transition:transform .3s;
}
.fab:hover{transform:scale(1.08) translateY(-3px)}
.fab svg{width:30px;height:30px}
.fab::after{
  content:"";position:absolute;inset:0;border-radius:50%;
  border:2px solid rgba(37,211,102,.6);animation:ring 2.4s ease-out infinite;
}
@keyframes ring{0%{transform:scale(1);opacity:.9}100%{transform:scale(1.65);opacity:0}}

/* ---------- reveal ---------- */
.js .rv{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.js .rv.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .bento .cell,.bento .cell.wide{grid-column:span 3}
  .bento .cell.full{grid-column:span 6;grid-template-columns:1fr}
  .prods{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(3,1fr);gap:26px 16px}
  .step::after{display:none}
  .why{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .nav-links{display:none}
  .nav-actions .btn{display:none}
  .burger{display:block}
  .hero-grid{grid-template-columns:1fr}
  .hero-vis{order:-1;min-height:280px}
  .chip-1{left:0}
  .chip-2{right:0}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cards,.markets,.cases{grid-template-columns:1fr}
  .faq,.rfq{grid-template-columns:1fr}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  body{font-size:16px}
  .prods{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .why{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .hero-meta{gap:14px;flex-direction:column}
  .btn{width:100%}
  .hero-cta{flex-direction:column}
  .f-grid{grid-template-columns:1fr}
  .fab{right:16px;bottom:16px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none}
}