/* =========================================================
   RR ELÉTRICA — Design tokens
   Paleta derivada do logo (azul + laranja) + linguagem de
   quadro elétrico industrial (chapa escura, trilhos, LEDs,
   faixa de risco amarelo/preto).
   ========================================================= */
:root{
  --bg:            #12161b;
  --bg-soft:       #171c22;
  --panel:         #1d232a;
  --panel-2:       #232a32;
  --line:          #2c343d;
  --text:          #eef2f5;
  --text-dim:      #9aa7b2;
  --text-faint:    #6b7681;

  --blue:          #2e86e0;
  --blue-dim:      #1c5a97;
  --orange-1:      #fba228;
  --orange-2:      #e8491d;
  --yellow:        #ffc629;
  --green:         #34d17c;

  --grad-brand: linear-gradient(90deg, var(--orange-1), var(--orange-2));
  --grad-blue:  linear-gradient(135deg, #3b93ea, #1a5fb4);

  --radius: 10px;
  --radius-sm: 6px;

  --font-display: "Oswald", "Arial Narrow", sans-serif;
  --font-body: "Work Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --container: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; }
.wrap{ max-width:var(--container); margin:0 auto; padding:0 24px; }

h1,h2,h3,h4{
  font-family:var(--font-display);
  text-transform:uppercase;
  letter-spacing:0.02em;
  margin:0 0 .5em;
  line-height:1.08;
}

::selection{ background:var(--orange-2); color:#fff; }

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--yellow);
  outline-offset:3px;
}

/* -------------------------------------------------------
   Hazard divider — faixa de risco (referência à fita
   zebrada de segurança usada em obras elétricas)
   ------------------------------------------------------- */
.hazard{
  height:10px;
  background:repeating-linear-gradient(
    -45deg,
    var(--yellow) 0 18px,
    #14181d 18px 36px
  );
  opacity:.9;
}

/* -------------------------------------------------------
   Header
   ------------------------------------------------------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(18,22,27,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
  gap:16px;
}
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; flex-shrink:0; }
.brand img{ height:44px; width:auto; }

.nav-links{
  display:flex; align-items:center; gap:22px;
  list-style:none; margin:0; padding:0;
  flex-shrink:1;
  flex-wrap:nowrap;
}
.nav-links a{ white-space:nowrap; }
.nav-links a{
  text-decoration:none;
  font-family:var(--font-display);
  text-transform:uppercase;
  font-size:.86rem;
  letter-spacing:.06em;
  color:var(--text-dim);
  padding:6px 2px;
  border-bottom:2px solid transparent;
  transition:color .15s ease, border-color .15s ease;
}
.nav-links a:hover{ color:var(--text); border-color:var(--orange-1); }

.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-display);
  text-transform:uppercase;
  letter-spacing:.04em;
  font-size:.86rem;
  padding:12px 20px;
  border-radius:var(--radius-sm);
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:active{ transform:translateY(1px); }
.btn-primary{
  background:var(--grad-brand);
  color:#191006;
  box-shadow:0 6px 20px -6px rgba(232,73,29,.55);
}
.btn-primary:hover{ box-shadow:0 8px 26px -6px rgba(232,73,29,.75); }
.btn-whats{
  background:#1fb955;
  color:#06210f;
  box-shadow:0 6px 20px -6px rgba(31,185,85,.5);
}
.btn-whats:hover{ box-shadow:0 8px 26px -6px rgba(31,185,85,.7); }
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--text);
}
.btn-ghost:hover{ border-color:var(--orange-1); color:var(--orange-1); }

.header-cta{ display:flex; align-items:center; gap:12px; flex-shrink:0; }
.header-cta .btn{ white-space:nowrap; }
.nav-toggle{ display:none; }

@media (max-width:1180px){
  .nav-links{ gap:16px; }
  .nav-links a{ font-size:.8rem; }
  .btn{ padding:11px 16px; font-size:.8rem; }
}

/* -------------------------------------------------------
   Hero — motivo de painel/quadro elétrico
   ------------------------------------------------------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:88px 0 64px;
  background:
    radial-gradient(circle at 82% 15%, rgba(46,134,224,.18), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(251,162,40,.12), transparent 40%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:42px 42px;
  opacity:.25;
  mask-image:linear-gradient(to bottom, black, transparent 85%);
}
.hero .wrap{ position:relative; display:grid; grid-template-columns:1.15fr .85fr; gap:48px; align-items:center; }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.08em;
  color:var(--yellow);
  border:1px solid rgba(255,198,41,.35);
  background:rgba(255,198,41,.08);
  padding:6px 12px;
  border-radius:100px;
  margin-bottom:18px;
}
.eyebrow .dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 3px rgba(52,209,124,.25);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{ 0%,100%{opacity:1;} 50%{opacity:.35;} }

.hero h1{
  font-size:clamp(2.2rem, 4.6vw, 3.6rem);
  color:var(--text);
}
.hero h1 span{
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero p.lead{
  font-size:1.08rem;
  color:var(--text-dim);
  max-width:52ch;
  margin:0 0 28px;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-bottom:34px; }

.hero-meta{
  display:flex; flex-wrap:wrap; gap:22px;
  font-family:var(--font-mono);
  font-size:.82rem;
  color:var(--text-faint);
}
.hero-meta b{ color:var(--text); font-weight:600; }

/* Painel visual do hero: representação de quadro de disjuntores */
.panel-visual{
  position:relative;
  background:linear-gradient(180deg, var(--panel-2), var(--panel));
  border:1px solid var(--line);
  border-radius:14px;
  padding:20px;
  box-shadow:0 30px 60px -20px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.03);
}
.panel-visual::before{
  content:"QGBT · QUADRO GERAL DE BAIXA TENSÃO";
  display:block;
  font-family:var(--font-mono);
  font-size:.65rem;
  letter-spacing:.08em;
  color:var(--text-faint);
  border-bottom:1px dashed var(--line);
  padding-bottom:10px;
  margin-bottom:14px;
}
.breaker-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:10px; }
.breaker{
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:6px;
  padding:12px 8px 10px;
  text-align:center;
}
.breaker .led{
  width:8px; height:8px; border-radius:50%;
  background:var(--green);
  margin:0 auto 8px;
  box-shadow:0 0 8px 1px rgba(52,209,124,.7);
}
.breaker .switch{
  width:22px; height:34px;
  margin:0 auto 8px;
  border-radius:4px;
  background:linear-gradient(180deg,#3a4450,#242a31);
  border:1px solid #454f5a;
  position:relative;
}
.breaker .switch::after{
  content:"";
  position:absolute; left:50%; top:4px;
  width:12px; height:12px;
  transform:translateX(-50%);
  border-radius:3px;
  background:var(--grad-brand);
}
.breaker small{
  display:block;
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.03em;
  color:var(--text-faint);
  text-transform:uppercase;
}

/* -------------------------------------------------------
   Trust bar
   ------------------------------------------------------- */
.trustbar{
  background:var(--bg-soft);
  border-bottom:1px solid var(--line);
  padding:22px 0;
}
.trustbar .wrap{
  display:flex; flex-wrap:wrap; gap:28px;
  justify-content:space-between;
  font-family:var(--font-mono);
  font-size:.82rem;
  color:var(--text-dim);
}
.trustbar strong{ color:var(--text); font-weight:600; }

/* -------------------------------------------------------
   Section shell
   ------------------------------------------------------- */
section{ padding:88px 0; }
.section-head{ max-width:640px; margin:0 0 48px; }
.section-head .eyebrow{ margin-bottom:14px; }
.section-head h2{ font-size:clamp(1.7rem, 3.2vw, 2.4rem); }
.section-head p{ color:var(--text-dim); font-size:1.02rem; }

/* -------------------------------------------------------
   Services — grade de disjuntores (elemento assinatura)
   ------------------------------------------------------- */
.panel-board{
  background:linear-gradient(180deg, var(--panel-2), var(--panel));
  border:1px solid var(--line);
  border-radius:16px;
  padding:8px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
}
.services-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:2px;
  background:var(--line);
  border-radius:12px;
  overflow:hidden;
}
.service-cell{
  background:var(--bg-soft);
  padding:30px 26px;
  position:relative;
  opacity:0; transform:translateY(14px);
  transition:opacity .5s ease, transform .5s ease;
}
.service-cell.in-view{ opacity:1; transform:translateY(0); }
.service-cell .top-row{
  display:flex; align-items:center; justify-content:space-between;
  margin-bottom:20px;
}
.service-toggle{
  width:44px; height:24px;
  border-radius:100px;
  background:var(--bg);
  border:1px solid var(--line);
  position:relative;
  flex-shrink:0;
}
.service-toggle::after{
  content:"";
  position:absolute; top:2px; left:2px;
  width:18px; height:18px;
  border-radius:50%;
  background:#4a5560;
  transition:left .5s cubic-bezier(.4,1.6,.5,1), background .5s ease;
}
.service-cell.in-view .service-toggle{
  border-color:rgba(52,209,124,.5);
  background:rgba(52,209,124,.08);
}
.service-cell.in-view .service-toggle::after{
  left:22px;
  background:var(--green);
  box-shadow:0 0 10px 1px rgba(52,209,124,.6);
}
.service-tag{
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.06em;
  color:var(--text-faint);
}
.service-cell h3{
  font-size:1.15rem;
  margin-bottom:8px;
  color:var(--text);
}
.service-cell p{
  color:var(--text-dim);
  font-size:.92rem;
  margin:0;
}
.service-cell.featured{
  background:linear-gradient(155deg, rgba(251,162,40,.12), rgba(232,73,29,.05) 60%, var(--bg-soft));
}
.service-cell.featured .service-tag{ color:var(--orange-1); }

@media (max-width:860px){
  .services-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:560px){
  .services-grid{ grid-template-columns:1fr; }
}

/* -------------------------------------------------------
   Especialidade piscinas — bloco de destaque
   ------------------------------------------------------- */
.pool-feature{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:0;
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  background:var(--panel);
}
.pool-visual{
  position:relative;
  background:
    radial-gradient(circle at 30% 20%, rgba(46,134,224,.35), transparent 55%),
    linear-gradient(180deg, #16324d, #0d1e2d);
  padding:36px;
  display:flex; flex-direction:column; justify-content:center;
  border-right:1px solid var(--line);
}
.pool-waves{
  position:absolute; inset:0;
  background-image:repeating-radial-gradient(circle at 50% 120%, rgba(46,134,224,.18) 0 2px, transparent 2px 40px);
  opacity:.5;
}
.pool-visual .badge{
  position:relative;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  color:var(--blue);
  border:1px solid rgba(46,134,224,.4);
  background:rgba(46,134,224,.1);
  padding:6px 12px;
  border-radius:100px;
  width:fit-content;
  margin-bottom:16px;
}
.pool-visual h3{ position:relative; font-size:1.6rem; color:#fff; margin-bottom:10px;}
.pool-visual p{ position:relative; color:#b9d3e8; margin:0; font-size:.95rem; }

.pool-copy{ padding:36px 40px; }
.pool-copy ul{ list-style:none; margin:22px 0 26px; padding:0; display:grid; gap:14px; }
.pool-copy li{
  display:flex; gap:12px; align-items:flex-start;
  color:var(--text-dim); font-size:.95rem;
}
.pool-copy li .chk{
  flex-shrink:0; width:20px; height:20px; border-radius:5px;
  background:rgba(46,134,224,.15);
  border:1px solid rgba(46,134,224,.4);
  display:flex; align-items:center; justify-content:center;
  color:var(--blue); font-size:.7rem; margin-top:2px;
}

@media (max-width:800px){
  .pool-feature{ grid-template-columns:1fr; }
  .pool-visual{ border-right:none; border-bottom:1px solid var(--line); }
}

/* -------------------------------------------------------
   Carrossel — trabalhos / diferenciais
   ------------------------------------------------------- */
.carousel-shell{ position:relative; }
.carousel-track{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-bottom:10px;
  scrollbar-width:none;
}
.carousel-track::-webkit-scrollbar{ display:none; }
.carousel-card{
  scroll-snap-align:start;
  flex:0 0 clamp(260px, 32vw, 340px);
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:28px 24px;
  display:flex; flex-direction:column; gap:14px;
}
.carousel-card .icon-frame{
  width:48px; height:48px;
  border-radius:10px;
  background:var(--grad-blue);
  display:flex; align-items:center; justify-content:center;
  color:#fff;
}
.carousel-card h4{ font-size:1.02rem; margin:0; color:var(--text); }
.carousel-card p{ margin:0; color:var(--text-dim); font-size:.9rem; }
.carousel-controls{
  display:flex; justify-content:flex-end; gap:10px; margin-top:16px;
}
.carousel-controls button{
  width:40px; height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--bg-soft);
  color:var(--text);
  cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:border-color .15s ease, color .15s ease;
}
.carousel-controls button:hover{ border-color:var(--orange-1); color:var(--orange-1); }

/* -------------------------------------------------------
   Processo
   ------------------------------------------------------- */
.process{
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  border:1px solid var(--line); border-radius:16px; overflow:hidden;
}
.process-step{
  padding:30px 24px;
  border-right:1px solid var(--line);
  background:var(--bg-soft);
}
.process-step:last-child{ border-right:none; }
.process-step .num{
  font-family:var(--font-mono);
  color:var(--orange-1);
  font-size:.8rem;
  margin-bottom:12px;
  display:block;
}
.process-step h4{ font-size:1rem; margin-bottom:6px; color:var(--text); }
.process-step p{ margin:0; color:var(--text-dim); font-size:.88rem; }
@media (max-width:800px){
  .process{ grid-template-columns:1fr 1fr; }
  .process-step{ border-right:none; border-bottom:1px solid var(--line); }
}
@media (max-width:520px){ .process{ grid-template-columns:1fr; } }

/* -------------------------------------------------------
   CTA + Contato / Formspree
   ------------------------------------------------------- */
.cta-band{
  background:var(--grad-brand);
  color:#1a1206;
  border-radius:18px;
  padding:44px 44px;
  display:flex; align-items:center; justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.cta-band h2{ color:#1a1206; margin-bottom:6px; }
.cta-band p{ margin:0; color:#3a2a10; }
.cta-band .btn-ghost{ border-color:#1a1206; color:#1a1206; }
.cta-band .btn-ghost:hover{ background:rgba(0,0,0,.08); }

.contact-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:40px;
}
.contact-info{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:32px;
}
.contact-info .row{
  display:flex; gap:14px; align-items:flex-start;
  padding:14px 0;
  border-bottom:1px solid var(--line);
}
.contact-info .row:last-child{ border-bottom:none; }
.contact-info .row .ic{
  width:38px; height:38px; border-radius:9px;
  background:var(--bg-soft); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  color:var(--orange-1); flex-shrink:0;
}
.contact-info .row b{ display:block; font-size:.92rem; color:var(--text); }
.contact-info .row span{ font-family:var(--font-mono); font-size:.85rem; color:var(--text-dim); }

form.quote-form{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:32px;
  display:grid; gap:16px;
}
.field{ display:grid; gap:6px; }
.field label{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.05em;
  color:var(--text-faint);
  text-transform:uppercase;
}
.field input, .field select, .field textarea{
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:8px;
  padding:12px 14px;
  color:var(--text);
  font-family:var(--font-body);
  font-size:.95rem;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color:var(--orange-1);
  outline:none;
}
.field textarea{ resize:vertical; min-height:96px; }
.form-row-2{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-note{ font-size:.78rem; color:var(--text-faint); margin:0; }
.form-status{ font-size:.85rem; margin:0; min-height:1.2em; }
.form-status.ok{ color:var(--green); }
.form-status.err{ color:#ff6b5e; }

@media (max-width:860px){
  .contact-grid{ grid-template-columns:1fr; }
  .form-row-2{ grid-template-columns:1fr; }
  .hero .wrap{ grid-template-columns:1fr; }
  .panel-visual{ order:-1; }
  .cta-band{ flex-direction:column; align-items:flex-start; }
}

/* -------------------------------------------------------
   Footer
   ------------------------------------------------------- */
footer{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  padding:44px 0 26px;
}
.footer-grid{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:30px;
  padding-bottom:26px; margin-bottom:22px;
  border-bottom:1px solid var(--line);
}
footer .brand img{ height:36px; margin-bottom:10px; }
footer p{ color:var(--text-faint); font-size:.85rem; max-width:34ch; }
.footer-cols{ display:flex; gap:60px; }
.footer-col h5{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  color:var(--text-faint);
  text-transform:uppercase;
  margin-bottom:12px;
}
.footer-col a{
  display:block;
  color:var(--text-dim);
  text-decoration:none;
  font-size:.88rem;
  margin-bottom:8px;
}
.footer-col a:hover{ color:var(--orange-1); }
.footer-bottom{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  font-family:var(--font-mono);
  font-size:.75rem;
  color:var(--text-faint);
}

/* -------------------------------------------------------
   WhatsApp flutuante
   ------------------------------------------------------- */
.whats-float{
  position:fixed; right:20px; bottom:20px; z-index:60;
  width:60px; height:60px; border-radius:50%;
  background:#1fb955;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 26px -6px rgba(31,185,85,.6);
  text-decoration:none;
  animation:floatpulse 2.6s infinite;
}
@keyframes floatpulse{
  0%,100%{ box-shadow:0 10px 26px -6px rgba(31,185,85,.6); }
  50%{ box-shadow:0 10px 34px -4px rgba(31,185,85,.9); }
}

/* -------------------------------------------------------
   Mobile nav
   ------------------------------------------------------- */
@media (max-width:900px){
  .nav-links{
    position:fixed; top:76px; left:0; right:0;
    background:var(--bg-soft);
    border-bottom:1px solid var(--line);
    flex-direction:column; align-items:flex-start;
    padding:20px 24px; gap:16px;
    transform:translateY(-8px);
    opacity:0; pointer-events:none;
    transition:opacity .2s ease, transform .2s ease;
  }
  .nav-links.open{ opacity:1; transform:translateY(0); pointer-events:auto; }
  .nav-toggle{
    display:flex; flex-direction:column; gap:5px;
    background:none; border:none; cursor:pointer; padding:8px;
  }
  .nav-toggle span{ width:22px; height:2px; background:var(--text); display:block; }
  .header-cta .btn-ghost{ display:none; }
}

@media (max-width:640px){
  section{ padding:60px 0; }
  .process{ border-radius:14px; }
  .cta-band{ padding:32px 24px; }
}