/* ==========================================================================
   CanTech — Design System
   Paleta, tipografia e componentes base do site.
   ========================================================================== */

:root{
  /* Cores */
  --night:#060f1c;
  --night-2:#07111e;
  --panel:#0c1a2b;
  --panel-2:#102943;
  --ink:#eaf2fc;
  --muted:#9cb1ca;
  --soft:#60738c;
  --blue:#1683ff;
  --blue-dark:#0d5fd6;
  --cyan:#29e4e4;
  --whats:#25d366;
  --line:rgba(169,207,255,.18);
  --line-soft:rgba(255,255,255,.12);
  --paper:#f6f9fd;

  /* Formas */
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 18px 45px rgba(0,0,0,.45);

  /* Tipografia */
  --font-display:'Manrope',Arial,sans-serif;
  --font-mono:'DM Mono',ui-monospace,monospace;
}

*{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--night-2);
  color:var(--ink);
  font-family:var(--font-display);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;}

/* Layout --------------------------------------------------------------- */
.shell{
  width:min(1180px, calc(100% - 40px));
  margin-inline:auto;
}

section{padding:106px 0;}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head.center{margin-inline:auto;text-align:center;}
.section-head h2{
  font-size:clamp(30px,4vw,46px);
  line-height:1.1;
  letter-spacing:-2px;
  margin-top:16px;
}
.section-head p{color:var(--muted);margin:18px 0 0;font-size:16px;}

/* Eyebrow -------------------------------------------------------------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--cyan);
  font:500 11px var(--font-mono);
  letter-spacing:1.6px;
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:26px;
  height:1px;
  background:var(--cyan);
  display:block;
}

/* Botões --------------------------------------------------------------- */
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:14px 22px;
  border-radius:8px;
  font-size:13px;
  font-weight:800;
  letter-spacing:.2px;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.button.primary{
  color:#02101e;
  background:var(--cyan);
  box-shadow:0 0 28px rgba(41,228,228,.2);
}
.button.primary:hover{transform:translateY(-2px);background:#7bffff;}
.button.outline{
  color:#fff;
  border-color:rgba(255,255,255,.28);
}
.button.outline:hover{background:rgba(255,255,255,.09);}
.button.whats{
  color:#04220f;
  background:var(--whats);
  box-shadow:0 0 26px rgba(37,211,102,.22);
}
.button.whats:hover{transform:translateY(-2px);background:#4ef08a;}
.button.ghost{
  color:var(--cyan);
  border-color:rgba(41,228,228,.4);
}
.button.ghost:hover{background:rgba(41,228,228,.09);}


/* ===== Header ========================================================= */
.top{
  position:fixed;
  inset:0 0 auto 0;
  z-index:60;
  border-bottom:1px solid var(--line-soft);
  background:rgba(6,16,29,.72);
  backdrop-filter:blur(14px);
  transition:background .25s ease, box-shadow .25s ease;
}
.top.scrolled{
  background:rgba(5,13,24,.94);
  box-shadow:0 12px 30px rgba(0,0,0,.4);
}
.nav{
  height:84px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

/* Marca (logo completo: águia + CANTECH, recortado da imagem) */
.brand{
  position:relative;
  display:block;
  height:58px;
  width:87px;
  overflow:hidden;
  flex:none;
  mix-blend-mode:screen;
}
.brand img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:50% 47%;
}
.footer .brand{height:80px;width:120px;}

/* Selo da águia no hero */
.hero-mark{
  position:absolute;
  right:40px;
  top:140px;
  width:360px;
  height:240px;
  overflow:hidden;
  z-index:1;
  pointer-events:none;
  opacity:.72;
  mix-blend-mode:screen;
  filter:drop-shadow(0 0 46px rgba(22,131,255,.35));
}
.hero-mark img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:50% 47%;
}

.navlinks{display:flex;align-items:center;gap:30px;}
.navlinks a{
  color:#c7d4e5;
  font-size:12px;
  font-weight:800;
  letter-spacing:1.1px;
  text-transform:uppercase;
  position:relative;
  padding:6px 0;
  transition:color .2s ease;
}
.navlinks a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:var(--cyan);
  transition:width .25s ease;
}
.navlinks a:hover{color:#fff;}
.navlinks a:hover::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav .button{padding:12px 18px;}

/* Hamburger */
.burger{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line-soft);
  border-radius:9px;
  background:transparent;
  cursor:pointer;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.burger span{
  width:19px;
  height:2px;
  background:#fff;
  border-radius:2px;
  transition:transform .25s ease, opacity .25s ease;
}
.burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger.active span:nth-child(2){opacity:0;}
.burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ===== Hero =========================================================== */
.hero{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  min-height:720px;
  padding:150px 0 90px;
  background:
    radial-gradient(circle at 78% 38%, rgba(0,116,255,.28), transparent 27%),
    linear-gradient(112deg,#050c17 7%,#07192c 62%,#07101e);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  opacity:.35;
  background-image:
    linear-gradient(rgba(75,183,255,.17) 1px, transparent 1px),
    linear-gradient(90deg, rgba(75,183,255,.17) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to right, #000, transparent 82%);
  pointer-events:none;
}
.beam{
  position:absolute;
  width:76vw;
  height:2px;
  right:-22vw;
  top:62%;
  transform:rotate(-35deg);
  background:linear-gradient(90deg, transparent, var(--cyan), var(--blue), transparent);
  box-shadow:0 0 14px var(--blue);
  pointer-events:none;
}

/* Pulso de luz que percorre o beam -------------------------------------- */
.beam::after{                        /* núcleo do pulso (a "flecha" de luz) */
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(90deg,
    transparent 40%,
    rgba(41,228,228,.06) 44%,
    rgba(41,228,228,.24) 47%,
    rgba(41,228,228,.6) 49.6%,
    #eaffff 50.6%,
    rgba(41,228,228,.62) 51.4%,
    rgba(22,131,255,.2) 53%,
    transparent 56%);
  background-size:220% 100%;
  background-repeat:no-repeat;
  background-position:0% 50%;
  pointer-events:none;
  animation:beamSweep 3s cubic-bezier(.4,0,.2,1) infinite;
}
.beam::before{                       /* halo que acompanha o núcleo do pulso */
  content:"";
  position:absolute;
  top:50%;
  left:-14%;
  width:10.5%;
  height:2px;
  transform:translateY(-50%);
  border-radius:2px;
  background:radial-gradient(ellipse at 50% 50%, rgba(234,255,255,.9), rgba(41,228,228,.5) 35%, rgba(22,131,255,.16) 70%, transparent 100%);
  box-shadow:0 0 16px 3px rgba(41,228,228,.55), 0 0 38px 8px rgba(22,131,255,.35);
  opacity:0;
  pointer-events:none;
  animation:beamGlow 3s cubic-bezier(.4,0,.2,1) infinite;
}
/* Os dois keyframes usam os MESMOS pontos (5%, 9%, 39%, 44%) para que o halo
   fique travado na cabeça do pulso em qualquer tela. */
@keyframes beamSweep{
  0%,5%{background-position:100% 50%;}
  9%{background-position:87.5% 50%;}
  39%{background-position:12.5% 50%;}
  44%,100%{background-position:0% 50%;}
}
@keyframes beamGlow{
  0%,5%{left:-14%;opacity:0;}
  9%{left:1%;opacity:1;}
  39%{left:91%;opacity:1;}
  44%,100%{left:106%;opacity:0;}
}
@media (prefers-reduced-motion:reduce){
  .beam::before,
  .beam::after{animation:none;opacity:0;}
}

.hero-copy{position:relative;z-index:2;max-width:700px;}
.hero h1{
  margin:20px 0;
  font-size:clamp(38px,5.6vw,72px);
  line-height:1.05;
  letter-spacing:-3px;
}
.hero h1 span{color:var(--blue);}
.hero p.lead{
  max-width:560px;
  color:#adc0d7;
  font-size:18px;
  line-height:1.65;
}
.hero .actions{display:flex;gap:13px;margin-top:32px;flex-wrap:wrap;}
.statbar{
  display:flex;
  gap:34px;
  margin-top:62px;
  padding-top:24px;
  border-top:1px solid var(--line-soft);
  flex-wrap:wrap;
}
.stat{font-size:12px;color:#91a9c4;letter-spacing:.3px;}
.stat strong{
  display:block;
  color:#fff;
  font-size:17px;
  margin-bottom:5px;
  letter-spacing:-.3px;
}

/* Menu mobile */
.mobile-menu{
  position:fixed;
  top:84px;
  left:0;
  right:0;
  z-index:55;
  background:rgba(7,17,30,.98);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  padding:22px;
  display:none;
  flex-direction:column;
  gap:6px;
}
.mobile-menu.open{display:flex;}
.mobile-menu a{
  padding:14px 4px;
  font-weight:700;
  font-size:15px;
  border-bottom:1px solid rgba(255,255,255,.07);
  color:#d7e3f2;
}
.mobile-menu a:last-of-type{border-bottom:0;}
.mobile-menu .button{margin-top:14px;}


/* ===== Seção de serviços ============================================== */
.services{background:var(--night-2);}
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.card{
  position:relative;
  overflow:hidden;
  min-height:440px;
  padding:30px;
  color:var(--ink);
  border:1px solid rgba(31,151,255,.17);
  border-radius:var(--radius);
  background:linear-gradient(150deg,#0d2138,#071321);
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.card:nth-child(2){background:linear-gradient(150deg,#152345,#081627);}
.card:nth-child(3){background:linear-gradient(150deg,#102942,#06121f);}
.card::after{
  content:"";
  position:absolute;
  right:-65px;
  bottom:-65px;
  width:190px;
  height:190px;
  border:1px solid rgba(55,219,235,.16);
  border-radius:50%;
  pointer-events:none;
}
.card:hover{
  transform:translateY(-6px);
  border-color:rgba(41,228,228,.5);
  box-shadow:var(--shadow);
}
.card .icon{
  width:50px;
  height:50px;
  display:grid;
  place-items:center;
  border:1px solid var(--cyan);
  border-radius:9px;
  color:var(--cyan);
  font-size:22px;
  box-shadow:0 0 20px rgba(41,228,228,.14);
}
.card h3{
  font-size:24px;
  letter-spacing:-1px;
  margin:28px 0 10px;
}
.card > p{
  color:#a6bbd2;
  font-size:14px;
  line-height:1.6;
  min-height:66px;
  margin:0;
}
.card ul{
  margin-top:18px;
  padding-top:18px;
  border-top:1px solid var(--line);
  display:grid;
  gap:12px;
}
.card li{
  font-size:13px;
  line-height:1.45;
  color:#e1eaf4;
  padding-left:24px;
  position:relative;
}
.card li::before{
  content:"✓";
  position:absolute;
  left:0;
  color:var(--cyan);
  font-weight:800;
}
.card li strong{display:block;font-size:14px;}
.card li span{display:block;color:#9db3cc;margin-top:3px;font-size:12.5px;}
.service-link{
  position:absolute;
  z-index:2;
  left:30px;
  bottom:28px;
  color:var(--cyan);
  font:500 11px var(--font-mono);
  letter-spacing:1px;
  text-transform:uppercase;
  transition:color .2s ease;
}
.service-link:hover{color:#fff;}

/* ===== Seção para empresas / split =================================== */
.dark{background:var(--night);}
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:80px;
  align-items:center;
}
.split h2{
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.12;
  letter-spacing:-2px;
  margin:16px 0 20px;
}
.split p{color:var(--muted);line-height:1.7;margin:0;}
.points{display:grid;gap:12px;margin-top:28px;}
.point{
  padding:16px 18px;
  border-left:2px solid var(--blue);
  background:rgba(255,255,255,.035);
  color:#d8e4f2;
  font-weight:600;
  font-size:14px;
}
.visual{
  position:relative;
  display:grid;
  place-items:center;
  min-height:380px;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:radial-gradient(circle at 50% 50%, rgba(22,131,255,.2), transparent 62%);
}
.orbit{
  position:absolute;
  width:340px;
  height:340px;
  border:1px dashed rgba(41,228,228,.3);
  border-radius:50%;
  animation:spin 26s linear infinite;
}
.orbit::before,
.orbit::after{
  content:"";
  position:absolute;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 14px var(--cyan);
}
.orbit::before{top:-4px;left:50%;}
.orbit::after{bottom:-4px;left:20%;}
@keyframes spin{to{transform:rotate(360deg);}}
.visual .mark{
  position:relative;
  width:320px;
  height:214px;
  overflow:hidden;
  mix-blend-mode:screen;
  filter:drop-shadow(0 0 40px rgba(22,131,255,.4));
}
.visual .mark img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:50% 47%;
}


/* ===== Faixa / banner da marca ======================================== */
.banner{
  padding:0;
  background:var(--night);
}
.banner-frame{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:#04070f;
  box-shadow:var(--shadow);
}
.banner-frame img{width:100%;height:auto;}
.banner-frame::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:34%;
  background:linear-gradient(to top, rgba(4,7,15,.72), transparent);
  pointer-events:none;
}

/* ===== Galeria / faixa de itens ======================================= */
.items{padding:96px 0;background:var(--night-2);}
.item-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.item{
  padding:26px 24px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(150deg,#102943,#081522);
  transition:transform .25s ease, border-color .25s ease;
}
.item:hover{transform:translateY(-4px);border-color:rgba(41,228,228,.45);}
.item .num{
  font:500 11px var(--font-mono);
  color:var(--cyan);
  letter-spacing:1.4px;
}
.item b{display:block;margin:14px 0 8px;font-size:18px;letter-spacing:-.5px;}
.item p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.6;}

/* ===== CTA final ====================================================== */
.cta{
  text-align:center;
  background:
    radial-gradient(circle at 50% 0%, rgba(41,228,228,.18), transparent 55%),
    linear-gradient(120deg,#061a34,#07111e);
}
.cta .eyebrow{justify-content:center;}
.cta h2{
  font-size:clamp(30px,4vw,48px);
  letter-spacing:-2px;
  margin:18px auto 14px;
  max-width:760px;
}
.cta p{color:var(--muted);max-width:520px;margin:0 auto 30px;}
.cta .actions{display:flex;gap:13px;justify-content:center;flex-wrap:wrap;}

/* ===== Contato ======================================================== */
.contact{background:var(--night);}
.contact-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.contact-card{
  display:flex;
  align-items:center;
  gap:14px;
  padding:20px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,255,255,.035);
  transition:transform .25s ease, background .25s ease, border-color .25s ease;
}
.contact-card:hover{
  transform:translateY(-4px);
  background:rgba(22,131,255,.12);
  border-color:rgba(41,228,228,.45);
}
.contact-card .ico{
  width:42px;
  height:42px;
  flex:none;
  display:grid;
  place-items:center;
  border-radius:10px;
  border:1px solid rgba(41,228,228,.35);
  color:var(--cyan);
}
.contact-card svg{width:20px;height:20px;fill:currentColor;}
.contact-card > span{min-width:0;}
.contact-card small{
  display:block;
  font:500 10.5px var(--font-mono);
  letter-spacing:1.2px;
  text-transform:uppercase;
  color:var(--soft);
}
.contact-card > span > span{font-size:14px;font-weight:700;word-break:break-word;}


/* ===== Footer ========================================================= */
.footer{
  padding:64px 0 30px;
  background:#040c16;
  border-top:1px solid var(--line);
}
.footer-inner{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:30px;
  flex-wrap:wrap;
}
.footer-brand{display:grid;gap:14px;max-width:330px;}
.footer-brand p{color:var(--muted);font-size:13.5px;margin:0;}
.footer h4{
  font:500 11px var(--font-mono);
  letter-spacing:1.6px;
  text-transform:uppercase;
  color:var(--cyan);
  margin:0 0 16px;
}
.footer-col{min-width:200px;}
.footer-col a{
  display:block;
  color:#c2d2e4;
  font-size:13.5px;
  font-weight:600;
  padding:6px 0;
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  color:var(--soft);
  font-size:12px;
}

/* Botão flutuante do WhatsApp ----------------------------------------- */
.whats-float{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:70;
  width:58px;
  height:58px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:var(--whats);
  color:#04220f;
  box-shadow:0 14px 30px rgba(37,211,102,.4);
  transition:transform .2s ease;
}
.whats-float:hover{transform:scale(1.08);}
.whats-float svg{width:28px;height:28px;fill:currentColor;}

/* Reveal on scroll ----------------------------------------------------- */
.reveal{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .7s ease, transform .7s ease;
}
.reveal.visible{opacity:1;transform:none;}

/* Responsivo ----------------------------------------------------------- */
@media (max-width:1024px){
  .navlinks{display:none;}
  .burger{display:flex;}
  .service-grid,
  .item-grid{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:repeat(2,1fr);}
  .split{gap:44px;}
}
@media (max-width:820px){
  section{padding:78px 0;}
  .hero{min-height:0;padding:132px 0 76px;}
  .hero h1{letter-spacing:-2px;}
  .hero-mark{width:220px;height:147px;right:-70px;top:100px;opacity:.22;}
  .split{grid-template-columns:1fr;}
  .visual{margin-top:34px;min-height:300px;}
  .nav .button.outline{display:none;}
}
@media (max-width:620px){
  .shell{width:calc(100% - 32px);}
  .service-grid,
  .item-grid,
  .contact-grid{grid-template-columns:1fr;}
  .card{min-height:0;padding:26px 24px 78px;}
  .statbar{gap:22px;}
  .footer-bottom{flex-direction:column;}
  .hero .actions .button,
  .cta .actions .button{width:100%;}
}