/* ==========================================================================
   PotiHub — estilos do site
   Paleta herdada da Poti Energy: azul-marinho + verde.
   ========================================================================== */

:root{
  --bg:#EEF2F7;
  --surface:#FFFFFF;
  --surface-2:#E2EAF3;
  --ink:#0E2C48;
  --muted:#4C6479;
  --line:#D2DEEA;
  --accent:#1B8A36;
  --accent-soft:rgba(27,138,54,.12);
  --accent-strong:#166B2B;
  --on-accent:#FFFFFF;
  --ok:#166B2B;
  --maxw:1080px;
  --nav-h:68px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0A1F33; --surface:#102A42; --surface-2:#16354F; --ink:#E5EEF7;
    --muted:#8DA6BE; --line:#1C3E5B; --accent:#34BC5A; --accent-soft:rgba(52,188,90,.14);
    --accent-strong:#63D183; --on-accent:#07223A; --ok:#63D183;
  }
}
:root[data-theme="light"]{
  --bg:#EEF2F7; --surface:#FFFFFF; --surface-2:#E2EAF3; --ink:#0E2C48;
  --muted:#4C6479; --line:#D2DEEA; --accent:#1B8A36; --accent-soft:rgba(27,138,54,.12);
  --accent-strong:#166B2B; --on-accent:#FFFFFF; --ok:#166B2B;
}
:root[data-theme="dark"]{
  --bg:#0A1F33; --surface:#102A42; --surface-2:#16354F; --ink:#E5EEF7;
  --muted:#8DA6BE; --line:#1C3E5B; --accent:#34BC5A; --accent-soft:rgba(52,188,90,.14);
  --accent-strong:#63D183; --on-accent:#07223A; --ok:#63D183;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,"Segoe UI",-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
p{margin:0}
img{max-width:100%;height:auto}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.band{padding:clamp(52px,8vw,92px) 0;border-top:1px solid var(--line)}
.band--plain{border-top:none}
.band--tint{background:var(--surface-2)}

/* ---------- tipografia ---------- */
h1,h2,h3{text-wrap:balance;margin:0}
h1{font-size:clamp(34px,5.6vw,60px);line-height:1.04;letter-spacing:-.035em;font-weight:800}
h2{font-size:clamp(26px,3.4vw,38px);line-height:1.12;letter-spacing:-.025em;font-weight:750}
h3{font-size:19px;line-height:1.3;letter-spacing:-.012em;font-weight:700}
.lede{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:62ch;margin:20px 0 0}
.eyebrow{
  font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent-strong);margin:0 0 18px;
}
.num{font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}

/* ---------- navegação ---------- */
.nav{
  position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 92%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.nav-in{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;height:var(--nav-h);
  display:flex;align-items:center;gap:18px;
}
.nav-logo{display:flex;align-items:center;flex:none}
/* atenção: não usar `.nav-logo img` para display — a especificidade (0,1,1)
   venceria as classes .logo--light/.logo--dark (0,1,0) e os dois logos
   apareceriam juntos. Só dimensão aqui; a visibilidade fica nas classes. */
.nav-logo img{height:28px;width:auto}
.logo--light{display:block}
.logo--dark{display:none}
@media (prefers-color-scheme: dark){.logo--light{display:none}.logo--dark{display:block}}
:root[data-theme="light"] .logo--light{display:block}
:root[data-theme="light"] .logo--dark{display:none}
:root[data-theme="dark"] .logo--light{display:none}
:root[data-theme="dark"] .logo--dark{display:block}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  color:var(--muted);text-decoration:none;font-size:15.5px;font-weight:600;
  padding:9px 13px;border-radius:8px;transition:color .15s,background .15s;
}
.nav-links a:hover{color:var(--ink);background:var(--surface)}
.nav-links a[aria-current="page"]{color:var(--accent-strong);background:var(--accent-soft)}
.nav-cta{
  background:var(--accent)!important;color:var(--on-accent)!important;
  padding:10px 18px!important;font-weight:700!important;
}
.nav-cta:hover{filter:brightness(1.06)}

.nav-toggle{
  display:none;margin-left:auto;background:transparent;border:1px solid var(--line);
  color:var(--ink);border-radius:8px;padding:9px 12px;font-size:15px;cursor:pointer;font-weight:600;
}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav-links{
    display:none;position:absolute;top:var(--nav-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg);border-bottom:1px solid var(--line);padding:12px 24px 20px;
  }
  .nav-links.aberto{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-cta{text-align:center;margin-top:6px}
}

/* ---------- botões ---------- */
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 26px;border-radius:10px;text-decoration:none;
  font-weight:700;font-size:16px;letter-spacing:-.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease;
}
.btn--primary{background:var(--accent);color:var(--on-accent)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px -12px var(--accent)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{background:var(--surface);border-color:var(--muted)}
@media (prefers-reduced-motion: reduce){.btn:hover{transform:none}}
.under{margin-top:20px;font-size:14.5px;color:var(--muted);max-width:52ch}

/* ---------- cartões genéricos ---------- */
.grid{display:grid;gap:20px;margin-top:40px}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(224px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:24px}
.card p{margin-top:9px;color:var(--muted);font-size:15.5px}

/* ---------- passos numerados ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;margin-top:40px;counter-reset:s}
.step{position:relative;padding-top:52px}
.step::before{
  counter-increment:s;content:counter(s,decimal-leading-zero);
  position:absolute;top:0;left:0;
  font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-size:13px;letter-spacing:.1em;color:var(--on-accent);
  background:var(--accent);border-radius:7px;padding:5px 10px;
}
.step p{margin-top:9px;color:var(--muted);font-size:15.5px}

/* ---------- lista de funcionalidades ---------- */
.feats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin-top:40px;
  background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.feat{background:var(--surface);padding:26px}
.feat p{margin-top:8px;color:var(--muted);font-size:15px}

/* ---------- preço ---------- */
.price-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;
  padding:clamp(28px,4vw,46px);margin-top:36px;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(28px,4vw,52px);align-items:center}
.pct{font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-size:clamp(52px,8vw,84px);font-weight:700;letter-spacing:-.045em;line-height:1;color:var(--accent-strong)}
.nots{display:flex;flex-direction:column;gap:11px}
.not{display:flex;gap:11px;align-items:flex-start;font-size:15.5px}
.not b{color:var(--ink)}
.x{color:var(--accent-strong);font-weight:700;flex:none}

/* ---------- simulador ---------- */
.sim{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(28px,4vw,52px);margin-top:40px;align-items:start}
.controls{display:flex;flex-direction:column;gap:26px}
.ctrl-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:11px}
.ctrl-head label{font-size:15px;font-weight:600}
.ctrl-head output{font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-variant-numeric:tabular-nums;font-size:15px;font-weight:700;color:var(--accent-strong)}
input[type=range]{width:100%;accent-color:var(--accent);height:22px;cursor:pointer}
.result{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px}
.rlabel{font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.big{font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-variant-numeric:tabular-nums;font-size:clamp(32px,5vw,48px);font-weight:700;
  letter-spacing:-.03em;line-height:1;margin:8px 0 4px}
.split{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.sline{display:flex;justify-content:space-between;align-items:baseline;gap:14px;font-size:15px}
.sline .num{font-size:15.5px;font-weight:600}
.keep{color:var(--ok);font-weight:700}
.fine{margin-top:20px;font-size:13px;color:var(--muted);line-height:1.5}

/* ---------- telas do app (molduras de celular) ---------- */
.telas{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:clamp(20px,3vw,32px);margin-top:44px}
/* fluxo completo: 5 telas cabem lado a lado no desktop */
.telas--5{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:clamp(14px,1.8vw,22px)}
.tela{display:flex;flex-direction:column}
.tela-moldura{
  border-radius:24px;overflow:hidden;background:var(--ink);
  border:7px solid var(--ink);
  box-shadow:0 22px 46px -26px rgba(0,0,0,.55);
  /* proporção fixa: as capturas têm alturas ligeiramente diferentes e,
     sem isto, as legendas abaixo saem desalinhadas */
  aspect-ratio:480/860;
}
.tela-moldura img{display:block;width:100%;height:100%;object-fit:cover;object-position:top}
.tela h3{margin-top:18px;font-size:16.5px}
.tela p{margin-top:6px;color:var(--muted);font-size:14.5px}
.tela-passo{
  font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-strong);
  margin-top:16px;display:block;
}

/* ---------- foto larga ---------- */
.foto-larga{margin-top:44px;border-radius:16px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 20px 44px -30px rgba(0,0,0,.5)}
.foto-larga img{display:block;width:100%;aspect-ratio:16/7;object-fit:cover;object-position:left center}
.foto-legenda{margin-top:12px;font-size:14px;color:var(--muted);text-align:center}

/* ---------- citação / prova ---------- */
.proof{background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:clamp(26px,4vw,40px);margin-top:32px}
.proof q{font-size:clamp(18px,2.4vw,24px);line-height:1.42;letter-spacing:-.015em;font-weight:650;display:block}
.proof footer{margin-top:18px;font-size:14.5px;color:var(--muted)}

/* ---------- perguntas frequentes ---------- */
.faq{margin-top:36px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;padding:20px 0;font-weight:650;font-size:17px;
  list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent-strong);font-size:22px;font-weight:700;flex:none}
.faq details[open] summary::after{content:"−"}
.faq details p{padding:0 0 20px;color:var(--muted);max-width:70ch}

/* ---------- texto corrido (páginas legais) ---------- */
.prosa{max-width:72ch;margin-top:32px}
.prosa h2{font-size:22px;margin:36px 0 12px}
.prosa h3{font-size:17.5px;margin:26px 0 8px}
.prosa p,.prosa li{color:var(--muted);font-size:16px}
.prosa p{margin:0 0 14px}
.prosa ul{margin:0 0 16px;padding-left:22px}
.prosa li{margin-bottom:7px}
.prosa a{color:var(--accent-strong)}
.prosa strong{color:var(--ink)}
.atualizado{font-size:14px;color:var(--muted);margin-top:8px}

/* ---------- contato ---------- */
.contatos{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:40px}
.contato{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:26px}
.contato h3{margin-bottom:6px}
.contato a{color:var(--accent-strong);text-decoration:none;font-weight:650;font-size:17px;
  border-bottom:1px solid color-mix(in srgb,var(--accent) 40%,transparent)}
.contato a:hover{border-bottom-color:var(--accent)}
.contato p{color:var(--muted);font-size:15px;margin-top:8px}
.dados-empresa{margin-top:36px;font-size:14.5px;color:var(--muted);line-height:1.7}
.dados-empresa b{color:var(--ink)}

/* ---------- selo / destaque ---------- */
.flag{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--accent-soft);color:var(--accent-strong);
  border:1px solid color-mix(in srgb,var(--accent) 34%,transparent);
  border-radius:100px;padding:6px 14px;
  font-family:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  font-size:12px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:24px;
}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none}
@media (prefers-reduced-motion: no-preference){.dot{animation:pulse 2.4s ease-in-out infinite}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.28}}

/* ---------- rodapé ---------- */
.rodape{border-top:1px solid var(--line);background:var(--surface-2);padding:48px 0 28px;margin-top:0}
.rodape-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.rodape-marca{font-weight:800;letter-spacing:-.03em;font-size:19px;color:var(--ink)}
.rodape-marca span{color:var(--accent-strong)}
.rodape p{color:var(--muted);font-size:14.5px;margin-top:10px;max-width:34ch}
.rodape h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);margin:0 0 12px;font-weight:700}
.rodape ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.rodape a{color:var(--muted);text-decoration:none;font-size:15px}
.rodape a:hover{color:var(--accent-strong)}
.rodape-base{margin-top:36px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:14px;color:var(--muted)}
@media (max-width:760px){.rodape-grid{grid-template-columns:1fr;gap:28px}}

@media (max-width:920px){
  .feats{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:700px){
  .telas,.telas--5{
    display:flex!important;overflow-x:auto;overscroll-behavior-inline:contain;
    scroll-snap-type:x mandatory;scroll-padding-inline:4px;gap:18px;
    padding:0 4px 14px;margin-right:-20px;
    scrollbar-width:none;
  }
  .telas::-webkit-scrollbar,.telas--5::-webkit-scrollbar{display:none}
  .tela{flex:0 0 min(80vw,340px);scroll-snap-align:start}
  .tela-moldura img{object-fit:contain;background:#F7FAFC}
}

@media (max-width:520px){
  .feats{grid-template-columns:1fr}
}