/* =====================================================================
   CleanOS · Vendas v2 — Silicon Cartography
   Grafite + prata escovada + sinal vermelho, fundo de arquitetura de PC
   ===================================================================== */
:root{
  --bg:#0b0c0e; --bg-2:#101216; --panel:#14161b; --panel-2:#191c22;
  --line:rgba(180,190,205,.12); --line-2:rgba(180,190,205,.22);
  --text:#eaecef; --text-2:#c3c8d0; --text-3:#949aa4;
  --silver-2:#cdd2d9; --silver-3:#9aa1ac;
  --red:#e0142b; --red-2:#b00e22; --red-soft:#ff5a4d;
  --green:#3ddc84; --green-2:#25b566; --wa:#25d366;
  --metal:linear-gradient(158deg,#f6f8fa 0%,#cbd0d7 24%,#969da8 50%,#6a707b 72%,#c3c8cf 100%);
  --maxw:1140px; --radius:16px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--text-2);background-color:var(--bg);
  background-image:
    radial-gradient(1100px 640px at 82% -12%,rgba(120,132,150,.16),transparent 58%),
    radial-gradient(820px 520px at 4% 2%,rgba(70,80,96,.14),transparent 55%),
    linear-gradient(180deg,#0d0e12 0%,#08090b 100%);
  line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-family:"Space Grotesk",sans-serif;color:var(--text);letter-spacing:-.02em;line-height:1.09}
p{margin:0}ul,ol{margin:0;padding:0;list-style:none}

/* ---------- Fundo de circuito ---------- */
#circuit-bg{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.35;
  background:url("../assets/circuit.svg") center/cover no-repeat}
#particles{position:absolute;inset:0;z-index:0;pointer-events:none;max-width:100%;max-height:100%;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,#000 78%,transparent 100%);
  mask-image:linear-gradient(180deg,#000 0%,#000 78%,transparent 100%)}
#pulses{position:fixed;inset:0;z-index:0;pointer-events:none;width:100%;height:100%}
#pulses .wire{fill:none;stroke:none}
#veil{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(120% 90% at 50% 42%,transparent 40%,rgba(6,7,9,.55) 100%),
    linear-gradient(180deg,rgba(8,9,11,.55) 0%,transparent 16% 84%,rgba(8,9,11,.7) 100%)}

/* conteúdo acima do fundo */
.site-header,main,.footer{position:relative;z-index:1}

/* ---------- Utilidades ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem);position:relative}
.wrap--narrow{max-width:820px}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:-999px;top:0;z-index:100;background:var(--red);color:#fff;padding:.6rem 1rem;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--silver-3);margin-bottom:.85rem}
.hl{color:#dfe3e8;background-image:linear-gradient(90deg,var(--red),var(--red-soft));background-repeat:no-repeat;background-position:0 94%;background-size:100% .11em;padding-bottom:.02em}

/* ---------- Botões ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;font-weight:600;font-size:1.02rem;line-height:1;
  padding:1em 1.6em;border-radius:13px;border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,box-shadow .2s ease,background .2s ease}
.btn .ico-wa{width:1.25em;height:1.25em;flex:none}
.btn--primary{color:#fff;background:linear-gradient(180deg,var(--red),var(--red-2));
  box-shadow:0 1px 0 rgba(255,255,255,.25) inset,0 12px 30px -10px rgba(224,20,43,.6),0 2px 8px rgba(0,0,0,.4)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 1px 0 rgba(255,255,255,.3) inset,0 18px 40px -10px rgba(224,20,43,.7),0 2px 8px rgba(0,0,0,.4)}
.btn--lg{font-size:1.12rem;padding:1.15em 2em}
.btn--ghost{color:var(--text);background:rgba(255,255,255,.04);border:1px solid var(--line-2);box-shadow:0 1px 0 rgba(255,255,255,.06) inset}
.btn--ghost:hover{transform:translateY(-2px);background:rgba(255,255,255,.07);border-color:var(--silver-3)}
.btn--ghost .ico-wa{color:var(--wa)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--silver-2);outline-offset:3px}

/* ---------- Header ---------- */
.site-header{padding-block:1.05rem;
  background:linear-gradient(180deg,#0b0d11,#08090b);
  border-bottom:1px solid rgba(180,190,205,.10);
  box-shadow:0 14px 34px -20px rgba(0,0,0,.85)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:inline-flex;align-items:center}
.brand__logo{height:clamp(30px,5vw,40px);width:auto;display:block}
.wa-link{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.95rem;color:var(--text-2);
  padding:.5rem .9rem;border:1px solid var(--line);border-radius:11px;background:rgba(12,14,18,.5);backdrop-filter:blur(4px);transition:border-color .2s,color .2s}
.wa-link:hover{border-color:var(--silver-3);color:var(--text)}
.wa-link .ico-wa{width:1.15rem;height:1.15rem;color:var(--wa)}

/* Trilhas de PCB decorativas (header e rodapé) */
:root{--pcb-tile:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='44' viewBox='0 0 240 44'%3E%3Cg fill='none' stroke='%23aeb6c4' stroke-width='1.5'%3E%3Cpath d='M0 12H88L94 6H106L112 12H240' stroke-opacity='.3'/%3E%3Cpath d='M0 30H150L156 36H170L176 30H240' stroke-opacity='.2'/%3E%3Cpath d='M120 30V22H144' stroke-opacity='.25'/%3E%3Cpath d='M200 12V22H180' stroke-opacity='.25'/%3E%3Ccircle cx='76' cy='30' r='3.2' stroke-opacity='.45'/%3E%3Ccircle cx='168' cy='12' r='3.2' stroke-opacity='.45'/%3E%3C/g%3E%3Cg fill='%23c9ced5'%3E%3Ccircle cx='28' cy='12' r='2.2' fill-opacity='.55'/%3E%3Ccircle cx='120' cy='30' r='2.2' fill-opacity='.5'/%3E%3Ccircle cx='144' cy='22' r='2.2' fill-opacity='.5'/%3E%3Ccircle cx='180' cy='22' r='2.2' fill-opacity='.5'/%3E%3Ccircle cx='200' cy='12' r='2.2' fill-opacity='.55'/%3E%3C/g%3E%3Ccircle cx='52' cy='12' r='5' fill='%23ff5a4d' fill-opacity='.16'/%3E%3Ccircle cx='52' cy='12' r='2.4' fill='%23ff5a4d' fill-opacity='.6'/%3E%3C/svg%3E")}
.footer__board{display:flex;align-items:center;gap:1.2rem;width:100%;margin-bottom:1rem}
.footer-trace{flex:1;height:34px;
  background:var(--pcb-tile) repeat-x center/auto 100%;opacity:.6;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 40%);
  mask-image:linear-gradient(90deg,transparent,#000 40%)}
.footer-trace--r{-webkit-mask-image:linear-gradient(270deg,transparent,#000 40%);
  mask-image:linear-gradient(270deg,transparent,#000 40%)}
/* "Placa de vídeo" do rodapé */
.gpu{position:relative;display:flex;align-items:center;gap:1.3rem;flex:none;
  padding:1rem 1.7rem 1.15rem;border-radius:14px;
  background:linear-gradient(165deg,#22262d 0%,#14161b 45%,#0d0f13 100%);
  border:1px solid rgba(185,195,208,.22);
  box-shadow:0 1px 0 rgba(255,255,255,.09) inset,0 26px 52px -26px rgba(0,0,0,.9)}
.gpu__led{position:absolute;top:-1px;left:9%;right:9%;height:2px;border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--red-soft) 30%,var(--red) 70%,transparent);
  box-shadow:0 0 14px rgba(224,20,43,.5);opacity:.85}
.gpu__fan{width:56px;height:56px;flex:none;border-radius:50%;
  border:1px solid rgba(185,195,208,.35);
  background:
    radial-gradient(circle,#2b2f36 0 21%,rgba(43,47,54,0) 22%),
    repeating-conic-gradient(from 12deg,rgba(175,185,199,.30) 0 17deg,rgba(175,185,199,0) 17deg 45deg),
    radial-gradient(circle,#171a1f 0 60%,#0e1013 100%);
  box-shadow:inset 0 0 0 5px rgba(9,10,13,.55),inset 0 0 14px rgba(0,0,0,.7);
  animation:fanspin 14s linear infinite}
.gpu picture ~ .gpu__fan{animation-duration:18s}
@keyframes fanspin{to{transform:rotate(360deg)}}
/* conector PCIe: aba de PCB presa ao corpo + dedos metálicos + entalhe */
.gpu__pins{position:absolute;bottom:-10px;left:12%;width:60%;height:10px;
  background:linear-gradient(180deg,#14171c,#0b0d10);
  border:1px solid rgba(185,195,208,.22);border-top:0;border-radius:0 0 3px 3px;
  box-shadow:0 6px 14px -6px rgba(0,0,0,.8)}
.gpu__pins::before,.gpu__pins::after{content:"";position:absolute;top:2px;bottom:1px;
  background:repeating-linear-gradient(90deg,#c9d1da 0 4px,rgba(0,0,0,0) 4px 7px)}
.gpu__pins::before{left:6px;width:17%}
.gpu__pins::after{left:calc(17% + 16px);right:6px}

/* ---------- Hero ---------- */
.hero{position:relative;display:flex;align-items:center;min-height:76vh;overflow:hidden;
  padding-block:clamp(3rem,7vw,4.5rem) clamp(3.5rem,7vw,5rem)}
.hero__grid{display:flex;flex-direction:column;align-items:center;text-align:center;
  max-width:860px;margin-inline:auto}
.badges{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;margin-bottom:1.3rem}
.badge{display:inline-flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:600;color:var(--silver-2);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--line-2);
  border-radius:999px;padding:.42rem .9rem;box-shadow:0 1px 0 rgba(255,255,255,.06) inset}
.badge svg{width:1.05rem;height:1.05rem;color:var(--silver-3)}
.badge--red{color:#ffd7d2;border-color:rgba(224,20,43,.4);background:linear-gradient(180deg,rgba(224,20,43,.18),rgba(224,20,43,.04))}
.badge--red .dot{width:.5rem;height:.5rem;border-radius:50%;background:var(--red);box-shadow:0 0 8px rgba(224,20,43,.9)}
.hero__title{font-size:clamp(2.1rem,5.4vw,3.5rem);font-weight:700;margin-bottom:1.15rem}
.hero__sub{font-size:clamp(1.05rem,1.6vw,1.2rem);color:var(--text-2);max-width:46ch;margin-inline:auto;margin-bottom:1.9rem}
.hero__actions{display:flex;align-items:center;justify-content:center;gap:1.1rem;flex-wrap:wrap;margin-bottom:1.5rem}
/* Letreiros de LED (prata) */
.hero__leds{display:flex;flex-wrap:wrap;justify-content:center;gap:.7rem}
.led{position:relative;display:inline-flex;align-items:center;gap:.7rem;overflow:hidden;
  padding:.78rem 1.1rem;border-radius:11px;
  background:
    radial-gradient(rgba(205,212,220,.08) 1px,transparent 1.3px) 0 0/6px 6px,
    linear-gradient(180deg,#0e1014,#08090b);
  border:1px solid rgba(185,195,208,.32);
  box-shadow:0 0 0 1px rgba(0,0,0,.65),inset 0 0 16px rgba(205,212,220,.10),0 8px 22px -10px rgba(205,212,220,.26)}
.led__dot{width:.52rem;height:.52rem;border-radius:50%;flex:none;background:#e8edf2;
  box-shadow:0 0 8px #dfe5eb,0 0 16px rgba(210,220,232,.65);animation:ledblink 2.4s ease-in-out infinite}
.led:nth-child(2) .led__dot{animation-delay:.8s}
.led:nth-child(3) .led__dot{animation-delay:1.6s}
@keyframes ledblink{50%{opacity:.45}}
.led__text{font-family:"JetBrains Mono",monospace;font-size:clamp(.75rem,.55rem + 1.1vw,.86rem);font-weight:600;
  letter-spacing:.07em;text-transform:uppercase;white-space:nowrap;color:#f0f4f8;
  text-shadow:0 0 7px rgba(225,235,245,.85),0 0 18px rgba(205,215,228,.42)}
/* reflexo de vidro varrendo o letreiro */
.led::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 42%,rgba(240,246,252,.12) 50%,transparent 58%);
  transform:translateX(-130%);animation:ledsweep 7s ease-in-out infinite}
.led:nth-child(2)::after{animation-delay:1.2s}
.led:nth-child(3)::after{animation-delay:2.4s}
@keyframes ledsweep{0%,58%{transform:translateX(-130%)}78%,100%{transform:translateX(130%)}}

/* ---------- Seções ---------- */
.section{padding-block:clamp(3.2rem,6vw,5.4rem);position:relative}
.section__head{max-width:640px;margin-bottom:clamp(2rem,4vw,3rem)}
.section__title{font-size:clamp(1.6rem,3.4vw,2.5rem);font-weight:700}
.section__lead{margin-top:.9rem;font-size:clamp(1.02rem,1.4vw,1.15rem);color:var(--text-2)}

/* card base (painel legível sobre o circuito) */
.panelish{background:linear-gradient(180deg,rgba(20,22,27,.92),rgba(14,16,20,.94));border:1px solid var(--line)}

/* Serviços */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(.9rem,2vw,1.4rem)}
.card{position:relative;padding:1.7rem 1.5rem;border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;
  background:linear-gradient(180deg,rgba(20,22,27,.92),rgba(14,16,20,.95));border:1px solid var(--line);
  box-shadow:0 20px 40px -30px rgba(0,0,0,.9)}
.card::before{content:"";position:absolute;top:0;left:1.3rem;right:1.3rem;height:1px;background:linear-gradient(90deg,transparent,rgba(205,210,217,.5),transparent)}
.card__top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:1.05rem}
.card__ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;color:var(--silver-2);
  background:linear-gradient(160deg,#2b3038,#16181d);border:1px solid var(--line-2);box-shadow:0 1px 0 rgba(255,255,255,.1) inset}
.card__ic svg{width:24px;height:24px}
.price-tag{font-size:.82rem;color:#ffd7d2;background:linear-gradient(180deg,rgba(224,20,43,.2),rgba(224,20,43,.05));
  border:1px solid rgba(224,20,43,.4);border-radius:999px;padding:.35rem .7rem;white-space:nowrap}
.price-tag b{font-family:"Space Grotesk",sans-serif;color:#fff;font-weight:700}
.card h3{font-size:1.2rem;margin-bottom:.55rem;color:var(--text)}
.card p{color:var(--text-2);font-size:.96rem}
.signs{margin-top:1.2rem;padding-top:1.1rem;border-top:1px solid var(--line);display:grid;gap:.5rem}
.signs__label{font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--silver-3);margin-bottom:.1rem}
.sign{padding:.6rem .75rem;border-radius:9px;background:rgba(255,255,255,.02);
  border:1px solid var(--line);border-left:2px solid rgba(224,20,43,.5)}
.sign b{display:block;color:var(--text);font-size:.9rem;font-weight:600;margin-bottom:.15rem}
.sign span{display:block;color:var(--text-3);font-size:.82rem;line-height:1.5}
/* carrossel dos sinais */
.signs--carousel{cursor:pointer}
.signs__viewport{overflow:hidden;border-radius:9px}
.signs__track{display:flex;align-items:stretch;will-change:transform;transition:transform .5s cubic-bezier(.4,.08,.2,1)}
.signs--carousel .sign{flex:0 0 100%}
.signs__dots{display:flex;gap:.42rem;justify-content:center;padding-top:.1rem}
.signs__dots button{width:7px;height:7px;border-radius:50%;border:0;padding:0;cursor:pointer;
  background:var(--line-2);transition:background .25s,transform .25s}
.signs__dots button[aria-current="true"]{background:var(--red-soft);transform:scale(1.3)}
.signs__dots button:hover{background:var(--silver-3)}
.card__cta{margin-top:auto;padding-top:1.3rem;display:inline-flex;align-items:center;gap:.35rem;font-weight:600;color:var(--red-soft)}
.card__cta span{transition:transform .2s}
.card__cta:hover span{transform:translateX(4px)}

/* Como funciona */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.5vw,1.8rem)}
.step{position:relative;padding:1.9rem 1.6rem;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(20,22,27,.9),rgba(14,16,20,.92));border:1px solid var(--line)}
.step__num{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:2.4rem;line-height:1;display:inline-block;margin-bottom:1rem;
  background:var(--metal);-webkit-background-clip:text;background-clip:text;color:transparent}
.step__title{font-size:1.16rem;margin-bottom:.6rem;color:var(--text)}
.step p{color:var(--text-2);font-size:.98rem}

/* Por que a CleanOS */
.trust__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(.9rem,2vw,1.3rem)}
.tcard{padding:1.5rem 1.35rem;border-radius:14px;background:linear-gradient(180deg,rgba(20,22,27,.9),rgba(14,16,20,.92));border:1px solid var(--line)}
.tcard svg{width:1.7rem;height:1.7rem;color:var(--red-soft);margin-bottom:.9rem}
.tcard b{display:block;color:var(--text);font-size:1.04rem;margin-bottom:.3rem}
.tcard span{color:var(--text-2);font-size:.93rem}

/* Empresas */
.biz__inner{display:grid;grid-template-columns:1.3fr .7fr;gap:clamp(1.6rem,3vw,3rem);align-items:center;
  padding:clamp(1.8rem,4vw,3rem);border-radius:22px;
  background:radial-gradient(120% 130% at 12% 0%,rgba(224,20,43,.16),transparent 55%),linear-gradient(180deg,rgba(21,23,28,.94),rgba(13,15,19,.96));
  border:1px solid rgba(224,20,43,.24)}
.biz__copy .section__title{margin-bottom:.9rem}
.biz__copy p{color:var(--text-2);margin-bottom:1.6rem;max-width:52ch}
.biz__list{display:grid;gap:.7rem}
.biz__list li{position:relative;padding-left:1.7rem;color:var(--text-2);font-size:.98rem}
.biz__list li::before{content:"";position:absolute;left:0;top:.45em;width:.7rem;height:.7rem;border-radius:2px;background:var(--metal)}

/* Preço */
.price__inner{text-align:center}
.price__anchor{display:flex;flex-direction:column;align-items:center;gap:.1rem;margin:.4rem 0 1.1rem}
.price__anchor span{font-size:1rem;color:var(--text-3)}
.price__anchor strong{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:clamp(3rem,9vw,4.6rem);line-height:1;
  color:#fff;text-shadow:0 0 34px rgba(224,20,43,.4)}
.price__text{max-width:56ch;margin:0 auto 1.9rem;color:var(--text-2)}
.price .btn{margin-inline:auto}

/* FAQ */
.faq__list{display:grid;gap:.75rem}
.qa{border:1px solid var(--line);border-radius:13px;background:linear-gradient(180deg,rgba(20,22,27,.9),rgba(14,16,20,.92));overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:1.15rem 1.3rem;font-family:"Space Grotesk",sans-serif;font-weight:600;
  font-size:1.06rem;color:var(--text);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";width:12px;height:12px;flex:none;border-right:2px solid var(--silver-3);border-bottom:2px solid var(--silver-3);transform:rotate(45deg);transition:transform .25s;margin-top:-4px}
.qa[open] summary::after{transform:rotate(-135deg);margin-top:4px}
.qa__a{padding:0 1.3rem 1.25rem}
.qa__a p{color:var(--text-2);font-size:.98rem;max-width:66ch}

/* CTA final */
.final__inner{text-align:center;padding:clamp(2.4rem,5vw,4rem) clamp(1.2rem,4vw,3rem);border-radius:24px;
  border:1px solid rgba(224,20,43,.28);
  background:radial-gradient(120% 130% at 50% -10%,rgba(224,20,43,.22),rgba(224,20,43,.03) 55%,transparent),linear-gradient(180deg,rgba(20,22,27,.92),rgba(14,16,20,.95))}
.final__title{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:700;max-width:20ch;margin:0 auto 1rem}
.final__sub{font-size:clamp(1.02rem,1.5vw,1.18rem);color:var(--text-2);max-width:54ch;margin:0 auto 2rem}
.final .btn{margin-inline:auto}
.final__note{margin-top:1.1rem;font-size:.9rem;color:var(--text-3)}

/* Footer */
.footer{border-top:1px solid var(--line);padding-block:3rem 6.5rem;margin-top:1rem;background:rgba(8,9,11,.5)}
.footer__inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.55rem}
.footer__logo{height:clamp(56px,9vw,72px);width:auto;display:block}
.footer__tag{color:var(--text-3);font-size:.95rem;max-width:44ch}
.footer__meta{display:flex;flex-direction:column;gap:.55rem;align-items:center;margin-top:1.1rem}
.footer__wa{display:inline-flex;align-items:center;gap:.5rem;color:var(--text);font-weight:600}
.footer__wa .ico-wa{width:1.15rem;height:1.15rem;color:var(--wa)}
.footer__parent{color:var(--text-3);font-size:.9rem}
.footer__parent strong{color:var(--silver-2)}
.footer__copy{color:var(--text-3);font-size:.85rem}

/* Botão fixo */
.wa-float{position:fixed;z-index:40;right:max(1rem,env(safe-area-inset-right));bottom:max(1rem,env(safe-area-inset-bottom));
  display:inline-flex;align-items:center;gap:.6rem;padding:.85rem 1.15rem;border-radius:999px;font-weight:700;color:#04210f;
  background:linear-gradient(180deg,#39e17a,#1fbe5b);
  box-shadow:0 1px 0 rgba(255,255,255,.4) inset,0 12px 28px -8px rgba(37,211,102,.55),0 4px 12px rgba(0,0,0,.45);transition:transform .16s ease}
.wa-float:hover{transform:translateY(-2px)}
.wa-float .ico-wa{width:1.5rem;height:1.5rem;color:#04210f}
.wa-float__label{font-size:.96rem;white-space:nowrap}
.wa-float::after{content:"";position:absolute;inset:0;border-radius:inherit;border:2px solid rgba(57,225,122,.6);animation:pulse 2.6s ease-out infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.7}70%,100%{transform:scale(1.4);opacity:0}}

/* Pulsos vermelhos no circuito */
.pulse-dot{fill:var(--red-soft);filter:url(#pglow)}
.pulse-core{fill:#fff}
/* Reveal */
html.js .reveal{opacity:0;transform:translateY(16px)}
html.js .reveal.is-visible{opacity:1;transform:none;transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}

/* ---------- Responsivo ---------- */
@media (max-width:920px){
  .trust__grid{grid-template-columns:1fr 1fr}
  .biz__inner{grid-template-columns:1fr;gap:1.6rem}
}
@media (max-width:760px){
  .cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
}
@media (max-width:560px){
  .site-header{padding-block:.9rem}
  .wa-link span{display:none}.wa-link{padding:.5rem;border-radius:10px}
  .trust__grid{grid-template-columns:1fr}
  .hero__title{font-size:clamp(1.95rem,8.5vw,2.5rem)}
  .wa-float__label{display:none}.wa-float{padding:.9rem}
  .hero__actions .btn,.price .btn,.final .btn{width:100%}
  .led{width:100%}
  .footer-trace{height:28px}
  .gpu{gap:.55rem;padding:.7rem .8rem .85rem}
  .gpu__fan{width:30px;height:30px}
  .gpu .footer__logo{height:42px}
}

/* ---------- Movimento reduzido ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html.js .reveal{opacity:1;transform:none}
  .wa-float::after{display:none}
}