:root{
  --preto:#000000;
  --carvao:#08080b;
  --grafite:#111116;
  --linha:#212227;
  --linha-suave:#161619;
  --prata-100:#f6f7f9;
  --prata-200:#d3d6db;
  --prata-300:#a3a8b1;
  --prata-400:#787d87;
  --prata-500:#4d525b;
  --gelo:#cfe0ea;
  --luz:#ffffff;
  --display:'Sora',sans-serif;
  --body:'Manrope',sans-serif;
  --mono:'IBM Plex Mono',monospace;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{
  scroll-behavior:smooth;
  overflow-x:hidden;
  max-width:100%;
}
body{
  background:var(--preto);
  color:var(--prata-200);
  font-family:var(--body);
  overflow-x:hidden;
  max-width:100%;
  -webkit-font-smoothing:antialiased;
}

/* ============ LUZ AMBIENTE GLOBAL ============ */
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(ellipse 120% 60% at 50% 0%, rgba(190,215,240,.18) 0%, transparent 70%),
    radial-gradient(ellipse 80% 50% at 50% 100%, rgba(170,200,225,.13) 0%, transparent 70%);
  animation:luz-deriva 22s ease-in-out infinite alternate;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(ellipse 60% 80% at 10% 50%, rgba(175,205,230,.10) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 90% 50%, rgba(175,205,230,.10) 0%, transparent 70%);
  animation:luz-deriva 30s ease-in-out infinite alternate-reverse;
}
@keyframes luz-deriva{
  0%  { transform:translate(0px,   0px) scale(1);    }
  50% { transform:translate(0px, -30px) scale(1.03); }
  100%{ transform:translate(0px,  20px) scale(0.98); }
}

/* garante que o conteúdo fique acima das luzes */
header,section,footer,.ticker{ position:relative; z-index:1; }
::selection{background:#2a2c31;color:#fff;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1160px;margin:0 auto;padding:0 32px;}

/* texto cromado */
.cromo{
  background:linear-gradient(175deg,#ffffff 0%,#e6eef4 20%,#9fb0bd 46%,#f3f8fb 58%,#8fa3b2 76%,#e2ecf2 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cromo-suave{
  background:linear-gradient(180deg,#eef2f5 0%,#9aa6b1 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ============ NAV ============ */
header{
  position:fixed;inset:0 0 auto 0;z-index:200;
  background:linear-gradient(180deg,rgba(0,0,0,.92),rgba(0,0,0,.55));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--linha-suave);
}
nav{height:74px;display:flex;align-items:center;justify-content:space-between;}
.logo-img{height:26px;width:auto;display:block;filter:drop-shadow(0 2px 10px rgba(160,190,210,.25));}
.nav-links{display:flex;gap:34px;font-size:13.5px;font-weight:500;color:var(--prata-400);}
.nav-links a{transition:color .25s;}
.nav-links a:hover{color:var(--prata-100);}
.nav-cta{
  font-family:var(--mono);font-size:11px;letter-spacing:1.5px;
  padding:11px 22px;border-radius:100px;
  color:#0a0a0c;font-weight:500;
  background:linear-gradient(180deg,#f4f7f9,#bcc6cf 55%,#e6ecf0);
  box-shadow:0 0 0 1px rgba(255,255,255,.18),0 8px 24px rgba(0,0,0,.55);
  transition:filter .25s,transform .2s;
}
.nav-cta:hover{filter:brightness(1.12);}
.nav-cta:active{transform:scale(.97);}
@media (max-width:880px){.nav-links{display:none;}}

/* ============ HERO ============ */
.hero{
  position:relative;
  min-height:100vh;
  padding:150px 0 90px;
  overflow:hidden;
}
/* equaliza o fundo do hero com o tom do vídeo */
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;
  background:#000;
}
/* trilho de rota curvo animado ao fundo */
.rota{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.45;}
.rota path{fill:none;stroke:#1a1c20;stroke-width:1;}
.rota .pulso{
  stroke:url(#gradPulso);stroke-width:1.6;
  stroke-dasharray:110 1400;
  animation:viajar 9s linear infinite;
}
@keyframes viajar{to{stroke-dashoffset:-1510;}}

/* bloco mobile bottom — oculto no desktop */
.hero-mobile-bottom{display:none;}

/* controle desktop/mobile de vídeo */
.palco-mobile{display:none;}
.palco-desktop{display:block;}

/* ---- hero grid ---- */
.hero-grid{
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:0;
  align-items:center;
}
.hero-txt{padding-right:40px;}

h1{
  font-family:var(--display);
  font-weight:600;
  font-size:clamp(38px,4.8vw,64px);
  line-height:1.04;
  letter-spacing:-1.8px;
  margin-bottom:24px;
}
.hero-sub{
  font-size:15.5px;
  line-height:1.72;
  color:var(--prata-400);
  max-width:420px;
  margin-bottom:42px;
}
.cta-row{display:flex;gap:22px;align-items:center;flex-wrap:wrap;}
.btn-cromo{
  position:relative;display:inline-flex;align-items:center;gap:10px;
  font-family:var(--body);font-size:14px;font-weight:600;
  color:#08090a;padding:15px 32px;border-radius:100px;border:none;cursor:pointer;
  background:linear-gradient(180deg,#ffffff,#c6d0d8 48%,#eef3f6 52%,#adb8c1);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.9),
    inset 0 -2px 4px rgba(0,0,0,.22),
    0 10px 30px rgba(0,0,0,.6);
  overflow:hidden;
  transition:transform .2s,box-shadow .3s;
}
.btn-cromo::after{
  content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.8),transparent);
  transform:skewX(-20deg);transition:left .55s ease;
}
.btn-cromo:hover::after{left:130%;}
.btn-cromo:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.9),inset 0 -2px 4px rgba(0,0,0,.22),0 0 36px rgba(180,205,220,.28);}
.btn-cromo:active{transform:scale(.98);}
.btn-fantasma{
  font-size:14px;font-weight:500;color:var(--prata-400);
  padding:14px 4px;border-bottom:1px solid var(--linha);
  transition:color .3s,border-color .3s;
}
.btn-fantasma:hover{color:var(--prata-100);border-color:var(--prata-400);}

/* ---- palco de vídeo ---- */
.palco{
  position:relative;
  height:620px;
  margin-right:calc(-50vw + 50%);
  overflow:hidden;
}
.palco-video,
.palco-poster{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
}
.palco-poster{
  opacity:0;
  transition:opacity 1.2s ease;
  z-index:1;
}
.palco-poster.visivel{opacity:1;}
/* gradiente que dissolve o vídeo nas bordas da página */
.palco-fade{
  position:absolute;
  inset:-2px;
  z-index:3;
  pointer-events:none;
  background:
    linear-gradient(to right,  #000000 0%,  transparent 32%),
    linear-gradient(to left,   #000000 0%,  transparent 14%),
    linear-gradient(to bottom, #000000 0%,  transparent 28%),
    linear-gradient(to top,    #000000 0%,  transparent 28%);
}

/* ============ TICKER TELEMETRIA ============ */
.ticker{
  border-top:1px solid var(--linha-suave);
  border-bottom:1px solid var(--linha-suave);
  background:var(--carvao);
  overflow:hidden;
  padding:13px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
}
.ticker-trilho{
  display:flex;
  align-items:center;
  width:max-content;
  animation:rolar 48s linear infinite;
}
.tk-item{
  font-family:var(--body);
  font-size:12px;
  font-weight:400;
  letter-spacing:.2px;
  color:var(--prata-500);
  padding:0 20px;
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.tk-item b{
  color:var(--prata-200);
  font-weight:600;
  letter-spacing:-.1px;
}
.tk-sep{
  color:var(--linha);
  font-size:14px;
  opacity:.5;
  flex-shrink:0;
}
/* dot de status */
.tk-dot{
  width:5px; height:5px;
  border-radius:50%;
  background:var(--prata-500);
  flex-shrink:0;
}
.tk-dot.ok{ background:#4a9268; box-shadow:0 0 4px rgba(74,146,104,.5); }
.tk-dot.warn{ background:#9a7440; box-shadow:0 0 4px rgba(154,116,64,.5); }
@keyframes rolar{to{transform:translateX(-50%);}}

/* ============ SEÇÕES ============ */
section{padding:120px 0;position:relative;}
.cabecalho{max-width:620px;margin-bottom:70px;}
.cabecalho.cabecalho-split{max-width:100%;}
.rotulo{
  font-family:var(--mono);font-size:11px;letter-spacing:4px;text-transform:uppercase;
  color:var(--prata-500);margin-bottom:18px;display:flex;align-items:center;gap:12px;
}
.rotulo::before{content:"";width:34px;height:1px;background:var(--prata-500);}
h2{
  font-family:var(--display);
  font-weight:500;
  font-size:clamp(28px,3.4vw,44px);
  letter-spacing:-.8px;
  line-height:1.15;
}
.cabecalho p{color:var(--prata-400);font-size:15px;line-height:1.78;margin-top:18px;}

/* ============ TECNOLOGIA ============ */
.tec{
  background:var(--carvao);
  border-top:1px solid var(--linha-suave);
  border-bottom:1px solid var(--linha-suave);
  position:relative;
  overflow:hidden;
}

/* cabeçalho editorial duas colunas */
.tec-cabecalho{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:80px;
  align-items:end;
  margin-bottom:72px;
  padding-bottom:56px;
  border-bottom:1px solid var(--linha-suave);
}
.tec-cab-esq .rotulo{margin-bottom:22px;}
.tec-cab-esq h2{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(26px,3vw,42px);
  line-height:1.2;
  letter-spacing:-.5px;
}
.tec-cab-dir{
  padding-top:8px;
}
.tec-cab-dir p{
  font-size:15px;
  line-height:1.88;
  color:var(--prata-400);
  margin-bottom:32px;
}
.tec-cert{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--prata-500);
  border:1px solid var(--linha);
  border-radius:8px;
  padding:11px 18px;
  background:rgba(255,255,255,.018);
}
.tec-cert span{
  color:var(--gelo);
  font-weight:500;
}
/* ponto verde ANATEL */
.tec-cert::before{
  content:"";
  width:6px;height:6px;border-radius:50%;flex-shrink:0;
  background:#4ade80;
  box-shadow:0 0 10px rgba(74,222,128,.6);
}

/* grade de cards 3 + linha de 2 centralizada */
.tec-cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}

/* card base */
.tec-card{
  position:relative;
  background:linear-gradient(160deg,#0f1014 0%,#0a0a0d 100%);
  border:1px solid var(--linha);
  border-radius:18px;
  padding:36px 30px 32px;
  overflow:hidden;
  transition:transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s, border-color .3s;
}

/* linha prata no topo do card — detalhe principal */
.tec-card::before{
  content:"";
  position:absolute;top:0;left:20%;right:20%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(207,224,234,.45),transparent);
  transition:opacity .35s;
}

/* brilho de canto no hover */
.tec-card::after{
  content:"";
  position:absolute;top:-60px;right:-60px;
  width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle,rgba(207,224,234,.07),transparent 65%);
  opacity:0;transition:opacity .4s;
}
.tec-card:hover{
  transform:translateY(-5px);
  border-color:#2a2c32;
  box-shadow:0 20px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(207,224,234,.06);
}
.tec-card:hover::before{opacity:.7;}
.tec-card:hover::after{opacity:1;}

/* card largo centralizado — últimas 2 cards numa linha de 2 col */
.tec-card--wide{
  grid-column:span 2;
}

/* número de camada */
.tec-num{
  font-family:var(--mono);
  font-size:10.5px;
  letter-spacing:2.5px;
  color:var(--prata-500);
  margin-bottom:24px;
  display:flex;
  align-items:center;
  gap:10px;
}
/* traço decorativo após o número */
.tec-num::after{
  content:"";
  flex:1;
  height:1px;
  background:linear-gradient(90deg,var(--linha),transparent);
}

.tec-card h4{
  font-family:var(--display);
  font-weight:400;
  font-size:17.5px;
  color:var(--prata-100);
  letter-spacing:-.15px;
  line-height:1.35;
  margin-bottom:13px;
}
.tec-card p{
  font-size:13.5px;
  line-height:1.82;
  color:var(--prata-400);
}

/* card largo tem layout horizontal interno */
.tec-card--wide .tec-inner{
  display:grid;
  grid-template-columns:1fr 2fr;
  gap:40px;
  align-items:start;
}
.tec-card--wide h4{font-size:19px;margin-bottom:0;}
.tec-card--wide p{margin-top:0;}

/* ============ MONTAGEM — PCB ASSEMBLY v3 (preto & prata) ============ */
.montagem{
  margin:-10px 0 90px;
  height:380px;
  position:relative;
}
.mtg-svg{ width:100%; height:100%; overflow:visible; }

/* --- PCB substrate — near-black neutro, sem azul --- */
.pcb-bg{
  opacity:0;
  transition:opacity .7s ease;
}
.montagem.ativa .pcb-bg{ opacity:1; transition-delay:.05s; }

.pcb-fiber{
  opacity:0;
  transition:opacity 1s ease;
}
.montagem.ativa .pcb-fiber{ opacity:.45; transition-delay:.2s; }

.pcb-grid{
  opacity:0;
  transition:opacity .7s ease;
}
.montagem.ativa .pcb-grid{ opacity:.65; transition-delay:.22s; }

/* borda principal — prata neutro */
.pcb-brd{
  stroke:#545c64;
  stroke-width:1.5;
  opacity:0;
  transition:opacity .5s ease;
}
.montagem.ativa .pcb-brd{ opacity:1; transition-delay:.1s; }

/* borda interna sutil */
.pcb-brd-i{
  stroke:#282c30;
  stroke-width:.6;
  opacity:0;
  fill:none;
  transition:opacity .5s ease;
}
.montagem.ativa .pcb-brd-i{ opacity:1; transition-delay:.16s; }

/* scan-ln removida */
.scan-ln{ display:none; }

/* fiduciais + silkscreen geral */
.fids{ opacity:0; transition:opacity .4s ease .25s; }
.montagem.ativa .fids{ opacity:1; }

.sk{
  font-family:var(--mono);
  fill:#4a5258;
  opacity:0;
  transition:opacity .4s ease;
}
.board-id{ font-size:6.5px; letter-spacing:1.8px; }
.ic-ref  { letter-spacing:1px; }
.ref-sm  { font-size:6.5px; letter-spacing:.5px; }
.montagem.ativa .sk{ opacity:1; transition-delay:3.2s; }

/* --- traces — prata-cinza, sem azul --- */
.tr{
  fill:none;
  stroke:#384450;
  stroke-width:1.5;
  stroke-linecap:round;
  stroke-linejoin:round;
  opacity:0;
  transition:opacity .55s ease;
}
.tr-pwr{ stroke-width:2.2; stroke:#28302a; }

/* Bus A: GPS → MCU */
.montagem.ativa .ta1{ opacity:1; transition-delay:.65s; }
.montagem.ativa .ta2{ opacity:1; transition-delay:.78s; }
.montagem.ativa .ta3{ opacity:1; transition-delay:.91s; }
/* Bus B: Modem → MCU */
.montagem.ativa .tb1{ opacity:1; transition-delay:.72s; }
.montagem.ativa .tb2{ opacity:1; transition-delay:.85s; }
.montagem.ativa .tb3{ opacity:1; transition-delay:.98s; }
/* Bus C: MCU → Flash */
.montagem.ativa .tc1{ opacity:1; transition-delay:1.6s; }
.montagem.ativa .tc2{ opacity:1; transition-delay:1.72s; }
/* Bus D: MCU → Crypto */
.montagem.ativa .td1{ opacity:1; transition-delay:1.66s; }
.montagem.ativa .td2{ opacity:1; transition-delay:1.78s; }
/* Clock */
.montagem.ativa .te1{ opacity:1; stroke:#5a6470; transition-delay:1.5s; animation:clock-pulse 5s ease-in-out 5s infinite; }
/* Power rails */
.montagem.ativa .tpwr{ opacity:.8; stroke:#28302a; transition-delay:2.8s; }
/* Flash → Antena */
.montagem.ativa .tf1{ opacity:1; transition-delay:2.4s; }
.montagem.ativa .tf2{ opacity:1; transition-delay:2.5s; }
/* Stubs */
.montagem.ativa .ts1{ opacity:.7; transition-delay:1.4s; }
.montagem.ativa .ts2{ opacity:.7; transition-delay:1.46s; }
.montagem.ativa .ts3{ opacity:.7; transition-delay:1.52s; }
.montagem.ativa .ts4{ opacity:.7; transition-delay:1.58s; }

/* --- vias — anel metálico prata --- */
.via{
  opacity:0;
  transform-box:fill-box;
  transform-origin:center;
  transform:scale(0);
  transition:opacity .3s ease, transform .45s cubic-bezier(.15,.85,.2,1.5);
}
.via-h{
  opacity:0;
  transition:opacity .3s ease;
}
.montagem.ativa .via  { opacity:1; transform:scale(1); transition-delay:1.44s; }
.montagem.ativa .via-h{ opacity:1; transition-delay:1.50s; }

/* --- chips / ICs --- */
.ic{
  stroke:#383e46;
  stroke-width:1.3;
  opacity:0;
  transform-box:fill-box;
  transform-origin:center;
  transform:scale(.62) translateY(10px);
  transition:opacity .58s ease, transform .58s cubic-bezier(.18,.85,.2,1.08);
}
.ic-mcu{ stroke:rgba(175,188,200,.65); stroke-width:2; }
.ic-conn{ stroke:#242a30; }
.ic-die{
  opacity:0;
  transition:opacity .48s ease;
}
.ic-notch{ opacity:0; transition:opacity .3s ease; }

/* bordas superiores iluminadas */
.mcu-top-edge,
.chip-top-edge{
  opacity:0;
  transition:opacity .5s ease;
}
.montagem.ativa .mcu-top-edge{ opacity:1; transition-delay:.6s; }
.montagem.ativa .chip-top-edge{ opacity:1; transition-delay:1.6s; }

/* halo de glow atrás do MCU — neutro prata, sem azul */
.mcu-halo{
  fill:rgba(160,170,185,.07);
  opacity:0;
  transition:opacity .9s ease;
}
.montagem.ativa .mcu-halo{ opacity:1; transition-delay:.26s; }

/* grid de die interno */
.die-grid{
  stroke:rgba(200,210,220,.12);
  stroke-width:.7;
  opacity:0;
  transition:opacity .45s ease;
}
.montagem.ativa .die-grid{ opacity:1; transition-delay:.72s; }

/* ordem de chegada dos chips */
.montagem.ativa .grp-mcu   .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:.3s; }
.montagem.ativa .grp-mcu   .ic-die{ opacity:1; transition-delay:.55s; }
.montagem.ativa .grp-mcu   .ic-notch{ opacity:1; transition-delay:.65s; }
.montagem.ativa .grp-gps   .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:1.42s; }
.montagem.ativa .grp-modem .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:1.48s; }
.montagem.ativa .grp-flash  .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:2.18s; }
.montagem.ativa .grp-crypto .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:2.24s; }
.montagem.ativa .grp-ant   .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:2.76s; }
.montagem.ativa .grp-pwr   .ic{ opacity:1; transform:scale(1) translateY(0); transition-delay:2.82s; }

/* pinos — prata-cinza */
.pin{
  fill:none;
  stroke:#505a64;
  stroke-width:1.5;
  stroke-linecap:square;
  opacity:0;
  transition:opacity .3s ease;
}
.montagem.ativa .grp-mcu   .pin{ opacity:1; transition-delay:.68s; }
.montagem.ativa .grp-gps   .pin{ opacity:1; transition-delay:1.52s; }
.montagem.ativa .grp-modem .pin{ opacity:1; transition-delay:1.58s; }
.montagem.ativa .grp-flash  .pin{ opacity:1; transition-delay:2.28s; }
.montagem.ativa .grp-crypto .pin{ opacity:1; transition-delay:2.34s; }
.montagem.ativa .grp-ant   .pin{ opacity:1; transition-delay:2.86s; }
.montagem.ativa .grp-pwr   .pin{ opacity:1; transition-delay:2.92s; }

/* passivos */
.cap,.res,.ind{
  opacity:0;
  transform-box:fill-box;
  transform-origin:center;
  transform:scale(.45);
  transition:opacity .35s ease, transform .38s cubic-bezier(.2,.8,.2,1.25);
}
.cap{ fill:#0d1014; stroke:#363c42; stroke-width:1.1; }
.cap-v{ fill:#0d1014; stroke:#363c42; stroke-width:1.1; }
.res{ fill:#0e1116; stroke:#363c42; stroke-width:1.1; }
.ind{ fill:#09090f; stroke:#363c42; stroke-width:1.2; }
.montagem.ativa .passivos .cap,
.montagem.ativa .passivos .res,
.montagem.ativa .passivos .ind{ opacity:1; transform:scale(1); transition-delay:3.05s; }

/* labels internos */
.lbl{
  font-family:var(--mono);
  fill:var(--prata-400);
  opacity:0;
  transition:opacity .4s ease;
}
.lbl-brand{
  font-family:var(--display);
  font-size:18px;
  letter-spacing:5px;
  font-weight:700;
}
.lbl-sub{ font-size:8px;  letter-spacing:2px;   fill:#5c6470; }
.lbl-ch { font-size:11px; letter-spacing:2.8px; fill:#8a9298; }

.montagem.ativa .grp-mcu   .lbl{ opacity:1; transition-delay:.78s; }
.montagem.ativa .grp-gps   .lbl{ opacity:1; transition-delay:1.6s; }
.montagem.ativa .grp-modem .lbl{ opacity:1; transition-delay:1.66s; }
.montagem.ativa .grp-flash  .lbl{ opacity:1; transition-delay:2.36s; }
.montagem.ativa .grp-crypto .lbl{ opacity:1; transition-delay:2.42s; }
.montagem.ativa .grp-ant   .lbl{ opacity:1; transition-delay:2.94s; }
.montagem.ativa .grp-pwr   .lbl{ opacity:1; transition-delay:3.0s; }

/* ---- efeitos ambientais (loopam após montagem) ---- */

/* pulso de glow no MCU — prata neutro */
@keyframes mcu-pulso{
  0%,100%{ fill:rgba(160,170,185,.07); }
  50%    { fill:rgba(200,210,225,.20); }
}
.montagem.ativa .mcu-halo{
  animation:mcu-pulso 5s ease-in-out 4.2s infinite;
}

/* pisca suave na borda superior do MCU */
@keyframes borda-brilho{
  0%,100%{ opacity:.65; }
  45%    { opacity:1; }
}
.montagem.ativa .mcu-top-edge{
  animation:borda-brilho 6s ease-in-out 4.4s infinite;
}

/* pulso no clock trace */
@keyframes clock-pulse{
  0%,100%{ stroke:#5a6470; }
  50%    { stroke:#909aa4; }
}

/* --- partículas de dados — LENTAS e AMPLAMENTE DEFASADAS --- */
.pk{ fill:#c4cdd6; opacity:0; }

/* GPS → MCU — Bus A, pk1 */
.montagem.ativa .pk1{
  offset-path:path('M 236,105 L 346,105 L 346,168 L 440,168');
  animation:particula 3.5s linear 4.0s infinite;
}
/* GPS → MCU — Bus A, pk1b — defasada 5s depois */
.montagem.ativa .pk1b{
  offset-path:path('M 236,105 L 346,105 L 346,168 L 440,168');
  animation:particula 3.5s linear 9.0s infinite;
}
/* Modem → MCU — Bus B, pk2 */
.montagem.ativa .pk2{
  offset-path:path('M 236,247 L 346,247 L 346,220 L 440,220');
  animation:particula 3.5s linear 6.0s infinite;
}
/* Modem → MCU — Bus B, pk2b — defasada 6s depois */
.montagem.ativa .pk2b{
  offset-path:path('M 236,247 L 346,247 L 346,220 L 440,220');
  animation:particula 3.5s linear 12.0s infinite;
}
/* MCU → Flash */
.montagem.ativa .pk3{
  offset-path:path('M 760,168 L 830,168 L 830,105 L 900,105');
  animation:particula 3.0s linear 5.0s infinite;
}
/* MCU → Crypto */
.montagem.ativa .pk4{
  offset-path:path('M 760,220 L 830,220 L 830,268 L 900,268');
  animation:particula 3.0s linear 11.0s infinite;
}
/* Clock MCU → Flash topo */
.montagem.ativa .pk5{
  offset-path:path('M 610,142 L 610,55 L 900,55');
  animation:particula 4.0s linear 8.0s infinite;
}
/* Flash → Antena */
.montagem.ativa .pk6{
  offset-path:path('M 1010,110 L 1060,110 L 1060,60 L 1100,60 L 1100,170 L 1130,170');
  animation:particula 4.0s linear 7.0s infinite;
}

@keyframes particula{
  0%  { offset-distance:0%;   opacity:1; }
  70% { opacity:.5; }
  100%{ offset-distance:100%; opacity:0; }
}

@media(max-width:760px){
  .montagem{
    display:block;
    height:auto;
    margin:0 -16px 60px;
    overflow:hidden;
  }
  .mtg-svg{
    width:100%;
    height:auto;
    min-height:200px;
  }
}

/* ============ BENEFÍCIOS — carrossel 3D ============ */
.carrossel-wrap{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  height:340px;
  margin:0 0 20px;
}

.carrossel{
  position:relative;
  width:100%;
  height:100%;
  perspective:1400px;
  perspective-origin:50% 40%;
}

/* card base */
.cartao-b{
  position:absolute;
  top:50%; left:50%;
  width:320px;
  transform-origin:center center;
  border:1px solid var(--linha);border-radius:20px;
  background:linear-gradient(180deg,var(--grafite),var(--carvao));
  padding:32px 28px;
  cursor:pointer;
  user-select:none;
  /* transição suave em tudo */
  transition:
    transform .6s cubic-bezier(.25,.8,.25,1),
    opacity   .6s ease,
    filter    .6s ease,
    border-color .4s;
  will-change:transform,opacity,filter;
  pointer-events:none;
}

/* ── posições do carrossel ── */

/* CENTRO — destaque total */
.cartao-b[data-pos="center"]{
  transform:translate(-50%,-50%) translateZ(80px) rotateY(0deg);
  opacity:1;
  filter:blur(0px) brightness(1);
  z-index:10;
  border-color:#505860;
  pointer-events:auto;
  box-shadow:0 20px 60px rgba(0,0,0,.7), 0 0 0 1px rgba(200,210,220,.08);
}

/* ESQUERDA imediata */
.cartao-b[data-pos="left"]{
  transform:translate(-50%,-50%) translateX(-280px) translateZ(-60px) rotateY(28deg);
  opacity:.6;
  filter:blur(2.5px) brightness(.65);
  z-index:5;
  pointer-events:auto;
}

/* DIREITA imediata */
.cartao-b[data-pos="right"]{
  transform:translate(-50%,-50%) translateX(280px) translateZ(-60px) rotateY(-28deg);
  opacity:.6;
  filter:blur(2.5px) brightness(.65);
  z-index:5;
  pointer-events:auto;
}

/* ESQUERDA distante */
.cartao-b[data-pos="left2"]{
  transform:translate(-50%,-50%) translateX(-490px) translateZ(-160px) rotateY(42deg);
  opacity:.25;
  filter:blur(5px) brightness(.4);
  z-index:2;
  pointer-events:auto;
}

/* DIREITA distante */
.cartao-b[data-pos="right2"]{
  transform:translate(-50%,-50%) translateX(490px) translateZ(-160px) rotateY(-42deg);
  opacity:.25;
  filter:blur(5px) brightness(.4);
  z-index:2;
  pointer-events:auto;
}

/* OCULTOS */
.cartao-b[data-pos="hidden"],
.cartao-b:not([data-pos]){
  transform:translate(-50%,-50%) translateZ(-300px);
  opacity:0;
  filter:blur(8px);
  z-index:0;
  pointer-events:none;
}

/* conteúdo do card */
.cartao-b .medida{
  font-family:var(--mono);font-size:22px;color:var(--gelo);letter-spacing:0;
  margin-bottom:16px;font-weight:500;
}
.cartao-b h3{font-family:var(--display);font-weight:500;font-size:17px;letter-spacing:-.2px;margin-bottom:10px;color:var(--prata-100);}
.cartao-b p{font-size:13px;line-height:1.68;color:var(--prata-400);}

/* brilho sutil no hover do centro */
.cartao-b[data-pos="center"]:hover{
  border-color:#707880;
  box-shadow:0 24px 70px rgba(0,0,0,.8), 0 0 0 1px rgba(200,210,220,.14);
}

/* botões nav */
.carr-btn{
  position:absolute;
  z-index:20;
  background:rgba(20,22,26,.85);
  border:1px solid var(--linha);
  border-radius:50%;
  width:44px; height:44px;
  display:flex; align-items:center; justify-content:center;
  color:var(--prata-300);
  font-size:18px;
  cursor:pointer;
  transition:background .25s, border-color .25s, color .25s;
  backdrop-filter:blur(4px);
  flex-shrink:0;
}
.carr-btn:hover{ background:rgba(40,44,50,.95); border-color:#505860; color:var(--gelo); }
.carr-prev{ left:4px; }
.carr-next{ right:4px; }

/* dots */
.carr-dots{display:none;}
.carr-dot{display:none;}

.nota-ficha{margin-top:4px;font-family:var(--mono);font-size:10px;letter-spacing:1.5px;color:var(--prata-500);text-align:center;}

/* ============ BENEFÍCIOS DA REDE ============ */
.beneficios-rede{
  background:var(--carvao);
  border-top:1px solid var(--linha-suave);
  border-bottom:1px solid var(--linha-suave);
  padding:110px 0 90px;
  position:relative;
  overflow:hidden;
}
/* Header da seção — alinhamento split, não centralizado */
.br-header{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px 60px;
  align-items:end;
  margin-bottom:64px;
  padding-bottom:52px;
  border-bottom:1px solid var(--linha);
}
.br-header-esq{ }
.br-header-esq .rotulo{ margin-bottom:22px; }
.br-header-esq h2{
  font-size:clamp(32px,3.6vw,48px);
  line-height:1.12;
  letter-spacing:-1.2px;
  margin:0;
}
.br-header-dir{
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  align-items:flex-start;
  gap:0;
  padding-bottom:6px;
}
.br-header-dir p{
  color:var(--prata-400);
  font-size:15px;
  line-height:1.78;
  margin:0;
  max-width:400px;
}

/* Grid de cards */
.br-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

/* Card — borda prata animada */
.br-card{
  position:relative;
  background:rgba(255,255,255,.025);
  border-radius:16px;
  padding:28px 24px 24px;
  overflow:hidden;
  transition:transform .4s cubic-bezier(.2,.8,.2,1), box-shadow .35s, background .35s;
  /* borda via box-shadow pra não interferir com o pseudo */
  box-shadow:inset 0 0 0 1px rgba(180,192,206,.12);
}
/* shimmer prata percorrendo a borda */
.br-card::after{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:17px;
  background:conic-gradient(
    from var(--br-angle, 0deg),
    transparent 0deg,
    rgba(210,225,235,.55) 60deg,
    transparent 120deg
  );
  animation:br-spin 5s linear infinite;
  z-index:0;
}
/* máscara para só a borda aparecer */
.br-card::before{
  content:"";
  position:absolute;
  inset:1px;
  border-radius:15px;
  background:rgba(13,13,17,.97);
  z-index:1;
  transition:background .35s;
}
.br-card > *{ position:relative; z-index:2; }
.br-card:hover{
  transform:translateY(-4px);
  box-shadow:0 20px 50px rgba(0,0,0,.55), inset 0 0 0 1px rgba(180,192,206,.22);
}
.br-card:hover::before{ background:rgba(18,18,24,.95); }
@keyframes br-spin{
  from{ transform:rotate(0deg); }
  to{   transform:rotate(360deg); }
}

/* Ícone */
.br-icon{
  width:36px; height:36px;
  color:var(--prata-400);
  margin-bottom:22px;
  opacity:.7;
  transition:opacity .3s, color .3s, transform .4s;
}
.br-icon svg{ width:100%; height:100%; }
.br-card:hover .br-icon{
  opacity:1;
  color:var(--prata-200);
  transform:scale(1.06);
}

/* Categoria — linha discreta acima do título */
.br-tag{
  font-family:var(--mono);
  font-size:8.5px;
  letter-spacing:3px;
  color:var(--prata-500);
  text-transform:uppercase;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.br-tag::before{
  content:"";
  width:16px;
  height:1px;
  background:var(--prata-500);
  flex-shrink:0;
}

/* Título — mais peso, mais tamanho, mais personalidade */
.br-card h3{
  font-family:var(--display);
  font-size:19px;
  font-weight:700;
  background:linear-gradient(160deg,#ffffff 0%,#c8d4dc 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:12px;
  letter-spacing:-.4px;
  line-height:1.2;
  transition:filter .3s;
}
.br-card:hover h3{ filter:brightness(1.15); }

/* Descrição — levemente maior, mais espaçado */
.br-card p{
  font-size:13.5px;
  line-height:1.75;
  color:var(--prata-400);
  margin-bottom:22px;
  font-weight:400;
}

/* Badge — tag minimalista sem caixa */
.br-badge{
  display:inline-flex;
  align-items:center;
  font-family:var(--mono);
  font-size:9px;
  letter-spacing:2px;
  color:var(--prata-500);
  text-transform:uppercase;
  gap:6px;
}
.br-badge::before{
  content:"";
  width:5px; height:5px;
  border-radius:50%;
  background:var(--prata-500);
  flex-shrink:0;
  transition:background .3s;
}
.br-card:hover .br-badge::before{ background:var(--prata-300); }
.br-card:hover .br-badge{ color:var(--prata-400); }

/* Rodapé */
.br-rodape{
  display:flex;
  align-items:center;
  gap:24px;
  margin-top:52px;
  justify-content:center;
}
.br-linha{
  flex:1;
  max-width:160px;
  height:1px;
  background:linear-gradient(90deg, transparent, var(--linha), transparent);
}
.br-texto{
  font-family:var(--mono);
  font-size:9px;
  letter-spacing:3px;
  color:var(--prata-500);
  white-space:nowrap;
}

/* ============ CTA FINAL ============ */
.final{text-align:center;padding:150px 0;position:relative;overflow:hidden;}
.final::before{
  content:"";position:absolute;top:20%;left:50%;transform:translateX(-50%);
  width:500px;height:500px;border-radius:50%;
  background:radial-gradient(circle,rgba(150,185,210,.08),transparent 62%);
}
.final h2{max-width:640px;margin:0 auto 26px;position:relative;}
.final p{color:var(--prata-400);font-size:15px;max-width:440px;margin:0 auto 44px;line-height:1.78;position:relative;}
.final .btn-cromo{position:relative;}
.final .coordenada{
  font-family:var(--mono);font-size:10.5px;letter-spacing:3px;color:var(--prata-500);
  margin-top:60px;position:relative;
}

/* ============ FOOTER ============ */
footer{border-top:1px solid var(--linha-suave);padding:46px 0;}
.foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:22px;}
.foot .logo-img{height:20px;}
.foot-links{display:flex;gap:26px;font-size:13px;color:var(--prata-500);}
.foot-links a:hover{color:var(--prata-200);}
.foot-nota{font-family:var(--mono);font-size:10.5px;letter-spacing:1.5px;color:var(--prata-500);}

/* ============ LOGO ============ */
.logo-img{
  height:30px;width:170px;
  background:no-repeat center/contain url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="560" height="160" viewBox="0 0 560 160"><defs><linearGradient id="c" x1="0" y1="0" x2="0" y2="1"><stop offset="0" stop-color="%23ffffff"/><stop offset=".26" stop-color="%23eef4f8"/><stop offset=".49" stop-color="%23a6b7c4"/><stop offset=".51" stop-color="%238093a1"/><stop offset=".70" stop-color="%23dfe9f0"/><stop offset="1" stop-color="%23b3c1cb"/></linearGradient><linearGradient id="b" x1="0" y1="0" x2="0" y2="1"><stop offset="0" stop-color="%235b7385"/><stop offset="1" stop-color="%23152230"/></linearGradient></defs><text x="280" y="112" text-anchor="middle" font-family="Sora,Arial,sans-serif" font-weight="800" font-size="88" font-style="italic" letter-spacing="-4" stroke="url(%23b)" stroke-width="4" paint-order="stroke" fill="url(%23c)">RastreIA</text></svg>');
}
.foot .logo-img{height:24px;width:135px;}

/* ============ RESPONSIVO ============ */
@media (max-width:960px){
  .tec-cabecalho{grid-template-columns:1fr;gap:36px;}
  .tec-cards{grid-template-columns:1fr 1fr;}
  .tec-card--wide{grid-column:span 2;}
  .tec-card--wide .tec-inner{grid-template-columns:1fr;}

}

@media (max-width:860px){
  /* ---- HERO MOBILE: vídeo full-screen com título e CTA sobrepostos ---- */
  .hero{
    padding:0;
    min-height:100svh;
    position:relative;
    overflow:hidden;
    display:block;
  }
  .rota{display:none;}

  /* vídeo ocupa toda a tela — absolutamente posicionado */
  .hero-grid{
    display:block;
    position:relative;
    min-height:100svh;
  }

  /* palco é o fundo — cobre 100% da tela */
  .palco{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    margin:0;
    border-radius:0;
    overflow:hidden;
    z-index:0;
    background:#000;
  }
  .palco-video,.palco-poster{
    border-radius:0;
    object-fit:contain;
    object-position:center center;
  }

  /* trocar vídeos no mobile */
  .palco-desktop{display:none;}
  .palco-mobile{display:block;}

  /* gradiente em todas as 4 bordas via box-shadow inset + background */
  .palco-fade{
    background:
      linear-gradient(to bottom, #000 0%, #000 12%, transparent 34%),
      linear-gradient(to top,    #000 0%, #000 16%, transparent 44%);
    box-shadow:
      inset  80px 0 60px -20px #000,
      inset -80px 0 60px -20px #000;
  }

  /* hero-txt: posicionado no topo, sobre o vídeo */
  .hero-txt{
    position:relative;
    z-index:2;
    order:unset;
    padding:92px 28px 0;
    text-align:center;
    display:flex;
    flex-direction:column;
    align-items:center;
  }
  .hero-txt h1{
    font-size:clamp(28px,8.5vw,42px);
    letter-spacing:-1px;
    margin-bottom:0;
    text-shadow:0 2px 24px rgba(0,0,0,.8);
  }
  /* subtítulo e CTA nativos do hero-txt ficam ocultos (usamos hero-mobile-bottom) */
  .hero-sub{display:none;}
  .cta-row{display:none;}

  /* bloco inferior: posicionado na base, sobre o vídeo */
  .hero-mobile-bottom{
    position:absolute;
    bottom:0;left:0;right:0;
    z-index:2;
    padding:0 28px 32px;
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:14px;
    text-align:center;
  }
  .hero-mobile-bottom .hero-sub-m{
    text-shadow:0 1px 12px rgba(0,0,0,.9);
  }
  .hero-mobile-bottom .hero-sub-m--grande{
    font-size:13.5px;font-weight:600;line-height:1.4;
    color:var(--prata-200);letter-spacing:-.1px;
    white-space:nowrap;
  }
  .hero-mobile-bottom .hero-sub-m--pequeno{
    font-size:12.5px;line-height:1.68;
    color:var(--prata-400);margin-top:-2px;
  }
  .hero-mobile-bottom .btn-cromo{
    width:100%;max-width:300px;justify-content:center;font-size:14px;
    margin-top:6px;
  }

  /* benefícios */
  .ficha{grid-template-columns:1fr 1fr;}
}

/* ============ BOTÃO COTAÇÃO — identidade prata (= nav-cta) ============ */
.btn-cotacao{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;
  padding:11px 24px;border-radius:100px;
  background:linear-gradient(180deg,#f4f7f9,#bcc6cf 55%,#e6ecf0);
  color:#0a0a0c;font-weight:500;
  box-shadow:0 0 0 1px rgba(255,255,255,.18),0 8px 24px rgba(0,0,0,.55);
  transition:filter .25s,transform .2s;
  text-decoration:none;cursor:pointer;border:none;
  width:fit-content;
}
.btn-cotacao:hover{filter:brightness(1.12);transform:translateY(-1px);}
.btn-cotacao:active{transform:scale(.97);}

/* ============ CABECALHO SPLIT (Benefícios) ============ */
.cabecalho-split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px 80px;
  align-items:center;
  margin-bottom:60px;
  max-width:100%;
}
.cab-esq{}
.cab-dir{display:flex;flex-direction:column;justify-content:center;}

/* ============ VALOR PILL ============ */
.valor-pill{
  display:flex;flex-direction:column;gap:16px;
  padding:28px 24px;
  background:rgba(255,255,255,.03);
  border-radius:14px;
  position:relative;
  overflow:hidden;
  /* borda prata animada */
  border:1px solid transparent;
  background-clip:padding-box;
}
/* borda com gradiente prata girando */
.valor-pill::before{
  content:"";
  position:absolute;inset:-1px;
  border-radius:15px;
  background:linear-gradient(120deg,
    rgba(255,255,255,.04) 0%,
    rgba(180,195,210,.35) 30%,
    rgba(255,255,255,.08) 50%,
    rgba(180,195,210,.35) 70%,
    rgba(255,255,255,.04) 100%
  );
  background-size:300% 300%;
  animation:borda-prata 4s linear infinite;
  z-index:0;
}
.valor-pill::after{
  content:"";
  position:absolute;inset:1px;
  border-radius:13px;
  background:rgba(14,14,18,.97);
  z-index:1;
}
.valor-pill > *{position:relative;z-index:2;}
@keyframes borda-prata{
  0%{background-position:0% 50%;}
  50%{background-position:100% 50%;}
  100%{background-position:0% 50%;}
}

/* botão dentro do pill — cromo, largo, centralizado */
.btn-pill-cta{
  display:flex !important;
  width:100%;
  justify-content:center;
  margin-top:4px;
  font-size:14px;
  padding:15px 32px;
}
.valor-destaque{
  font-family:var(--display);font-size:38px;font-weight:700;
  color:#fff;letter-spacing:-1.2px;line-height:1;
}
.valor-dia{
  font-size:17px;color:var(--prata-400);font-weight:400;letter-spacing:0;
}
.valor-desc{
  font-size:13px;line-height:1.75;color:var(--prata-400);
  border-top:1px solid var(--linha);padding-top:14px;
}

/* pill reorganizado */
.valor-pill-topo{
  display:flex;align-items:baseline;gap:12px;
  padding-bottom:16px;
  border-bottom:1px solid var(--linha);
}
.valor-badge{
  font-family:var(--mono);font-size:9.5px;letter-spacing:2px;
  text-transform:uppercase;color:var(--prata-500);
  margin-top:auto;
}
.valor-itens{
  display:flex;flex-direction:column;gap:10px;
  padding:16px 0;
  border-bottom:1px solid var(--linha);
}
.valor-item{
  font-size:13px;color:var(--prata-300);
  display:flex;align-items:center;gap:10px;
  line-height:1.4;
}
.valor-check{
  color:#4a9268;font-size:13px;font-weight:700;flex-shrink:0;
}

@media (max-width:860px){
  .cabecalho-split{grid-template-columns:1fr;}

  /* ---- GERAL MOBILE: sem padding lateral excessivo ---- */
  .wrap{padding:0 16px;}

  /* ---- BENEFÍCIOS DA REDE MOBILE ---- */
  .br-header{
    grid-template-columns:1fr;
    gap:16px;
    margin-bottom:32px;
    padding-bottom:32px;
  }
  .br-header-esq h2{
    font-size:clamp(20px,6vw,28px);
    line-height:1.18;
    letter-spacing:-.4px;
  }
  .br-header-dir{align-items:flex-start;}
  .br-header-dir p{font-size:13.5px;line-height:1.7;max-width:100%;}
  .br-header-dir .btn-cromo{
    margin-top:20px !important;
    width:100%;
    justify-content:center;
    font-size:13px;
    padding:13px 20px;
  }

  /* cards: coluna única, mais finos */
  .br-grid{
    grid-template-columns:1fr;
    gap:10px;
  }
  .br-card{
    padding:18px 16px 16px;
    display:grid;
    grid-template-columns:auto 1fr;
    grid-template-rows:auto auto auto auto;
    gap:0 14px;
    align-items:start;
  }
  .br-icon{
    width:28px;height:28px;
    grid-row:1 / 3;
    margin-bottom:0;
    margin-top:2px;
  }
  .br-tag{
    grid-column:2;
    grid-row:1;
    margin-bottom:4px;
  }
  .br-card h3{
    grid-column:2;
    grid-row:2;
    font-size:15px;
    margin-bottom:8px;
  }
  .br-card p{
    grid-column:1 / -1;
    grid-row:3;
    font-size:12.5px;
    line-height:1.6;
    margin-bottom:10px;
    margin-top:8px;
  }
  .br-badge{
    grid-column:1 / -1;
    grid-row:4;
  }

  /* ---- TECNOLOGIA MOBILE ---- */
  .tec-cabecalho{
    grid-template-columns:1fr;
    gap:18px;
    margin-bottom:36px;
    padding-bottom:28px;
  }
  .tec-cab-esq h2{
    font-size:clamp(22px,7vw,30px);
    line-height:1.22;
  }
  .tec-cab-dir p{
    font-size:13.5px;
    line-height:1.7;
    margin-bottom:18px;
  }

  /* cert ANATEL compacto */
  .tec-cert{padding:9px 14px;gap:8px;font-size:9px;}

  /* cards: 2 por linha, menor, último centralizado */
  .tec-cards{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:10px;
  }
  .tec-card{
    padding:18px 14px;
  }
  .tec-card--wide{
    grid-column:span 1;
  }
  .tec-card--wide .tec-inner{grid-template-columns:1fr;}
  .tec-num{font-size:8.5px;margin-bottom:10px;letter-spacing:2px;}
  .tec-card h4{font-size:13.5px;margin-bottom:8px;}
  .tec-card p{font-size:12px;line-height:1.6;}
}

@media (max-width:560px){
  .ficha{grid-template-columns:1fr;}
  .tec-cards{grid-template-columns:1fr;}
  .tec-card--wide{grid-column:span 1;}
  .foot{flex-direction:column;text-align:center;}
  .foot-links{flex-wrap:wrap;justify-content:center;}
  .cabecalho-split{grid-template-columns:1fr;}
  .valor-destaque{font-size:34px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
}
a:focus-visible,button:focus-visible{outline:2px solid var(--prata-300);outline-offset:3px;}

/* ============ FLOATING DOCK ============ */
#floating-dock{
  position:fixed;
  bottom:28px;
  left:50%;
  transform:translateX(-50%) translateY(24px);
  z-index:9999;
  pointer-events:none;
  opacity:0;
  transition:opacity .4s ease, transform .4s cubic-bezier(0.175,0.885,0.32,1.6);
}
#floating-dock.dock-visible{
  opacity:1;
  transform:translateX(-50%) translateY(0);
  pointer-events:auto;
}

.dock-glass{
  position:relative;
  border-radius:24px;
  padding:10px 28px 8px;
  transition:all .5s cubic-bezier(0.175,0.885,0.32,2.2);
  outline:1px solid rgba(255,255,255,.2);
  box-shadow:
    0 16px 40px -6px rgba(0,0,0,.6),
    0  4px 12px -2px rgba(0,0,0,.35),
    inset 0 1px 0 rgba(255,255,255,.4);
}

/* Camada blur */
.dock-glass-blur{
  position:absolute; inset:0;
  border-radius:inherit;
  backdrop-filter:blur(24px) saturate(2) brightness(1.06);
  -webkit-backdrop-filter:blur(24px) saturate(2) brightness(1.06);
  z-index:0;
}
/* Fill branco */
.dock-glass-white{
  position:absolute; inset:0;
  border-radius:inherit;
  background:linear-gradient(180deg, rgba(255,255,255,.22) 0%, rgba(255,255,255,.10) 100%);
  z-index:1;
}
/* Reflexo borda */
.dock-glass-inset{
  position:absolute; inset:0;
  border-radius:inherit;
  box-shadow:inset 0 1.5px 0 rgba(255,255,255,.55), inset 0 -1px 0 rgba(0,0,0,.1);
  z-index:2;
}

/* Ícones */
.dock-icons{
  position:relative; z-index:10;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:20px;
}

.dock-item{
  display:block;
  text-decoration:none;
  color:inherit;
  -webkit-tap-highlight-color:transparent;
}

.dock-icon-wrap{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
  transition:transform .45s cubic-bezier(0.175,0.885,0.32,2.2);
}
.dock-item:hover .dock-icon-wrap{
  transform:translateY(-10px) scale(1.18);
}

.dock-svg{
  width:50px; height:50px;
  border-radius:12px;
  display:block;
  filter:drop-shadow(0 2px 5px rgba(0,0,0,.35));
  transition:filter .35s ease;
}
.dock-item:hover .dock-svg{
  filter:drop-shadow(0 6px 14px rgba(0,0,0,.55)) brightness(1.06);
}

/* Tooltip */
.dock-label{
  font-family:var(--body);
  font-size:10px;
  font-weight:600;
  color:rgba(255,255,255,.92);
  text-shadow:0 1px 4px rgba(0,0,0,.9);
  letter-spacing:.03em;
  white-space:nowrap;
  background:rgba(20,20,24,.78);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.14);
  border-radius:6px;
  padding:2px 8px;
  opacity:0;
  transform:translateY(5px) scale(.92);
  transition:opacity .15s ease, transform .2s cubic-bezier(0.175,0.885,0.32,1.8);
  pointer-events:none;
}
.dock-item:hover .dock-label{
  opacity:1;
  transform:translateY(0) scale(1);
}

/* Ícone de destaque (Planos) — maior */
.dock-svg--lg{
  width:62px;
  height:62px;
}
/* Label sempre visível (Planos) */
.dock-label--always{
  opacity:1 !important;
  transform:none !important;
  font-size:10px;
  font-weight:700;
  color:rgba(255,255,255,.85);
  background:none;
  border:none;
  backdrop-filter:none;
  -webkit-backdrop-filter:none;
  padding:0;
  text-shadow:0 1px 4px rgba(0,0,0,.9);
  letter-spacing:.06em;
  text-transform:uppercase;
}

@media(max-width:480px){
  #floating-dock{ bottom:20px; }
  .dock-glass{ padding:9px 12px 7px; border-radius:22px; }
  .dock-svg{ width:44px; height:44px; }
  .dock-svg--lg{ width:54px; height:54px; }
  .dock-icons{ gap:10px; }
}