/* AppZin — site institucional
   Base visual: Manual de Identidade Visual AppZin (azul elétrico, grafite, preto, Montserrat). */

:root{
  --bg:#F2F5F9;
  --bg-alt:#E7ECF3;
  --surface:#FFFFFF;
  --fg:#0B0F14;
  --fg-muted:#46515F;
  --line:#D2D9E3;
  --accent:#0066FF;
  --accent-text:#0054D6;
  --accent-hi:#19B5FF;
  --ok:#1F8F63;
  --warn:#B97A00;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0B0F14;
    --bg-alt:#0E151D;
    --surface:#131B25;
    --fg:#EAF0F7;
    --fg-muted:#99A6B7;
    --line:#223044;
    --accent:#2F86FF;
    --accent-text:#5AA2FF;
    --accent-hi:#19B5FF;
    --ok:#5FD1A0;
    --warn:#E3A82B;
  }
}
:root[data-theme="dark"]{
  --bg:#0B0F14;
  --bg-alt:#0E151D;
  --surface:#131B25;
  --fg:#EAF0F7;
  --fg-muted:#99A6B7;
  --line:#223044;
  --accent:#2F86FF;
  --accent-text:#5AA2FF;
  --accent-hi:#19B5FF;
  --ok:#5FD1A0;
  --warn:#E3A82B;
}

/* Faixas que ficam sempre escuras (topo, hero, contato, rodapé), como no manual da marca */
.palco{
  --bg:#0B0F14;
  --bg-alt:#0E151D;
  --surface:#131B25;
  --fg:#EAF0F7;
  --fg-muted:#99A6B7;
  --line:#223044;
  --accent:#2F86FF;
  --accent-text:#5AA2FF;
  --accent-hi:#19B5FF;
  --ok:#5FD1A0;
  --warn:#E3A82B;
  background:var(--bg);
  color:var(--fg);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:84px; -webkit-text-size-adjust:100%; }
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:'Montserrat', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size:1rem;
  line-height:1.65;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--accent-text); }
h1,h2,h3,h4{ margin:0; font-weight:800; letter-spacing:-0.015em; text-wrap:balance; }
p{ margin:0; }
:focus-visible{ outline:2px solid var(--accent-hi); outline-offset:3px; }
.mono{ font-family:'IBM Plex Mono', ui-monospace, 'Cascadia Mono', monospace; }

.conteudo{ max-width:1200px; margin-inline:auto; padding-inline:max(20px, 4vw); }
.so-leitor{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.pular{
  position:absolute; left:16px; top:-60px; z-index:100;
  background:var(--accent); color:#fff; padding:10px 16px; font-weight:700; text-decoration:none;
}
.pular:focus{ top:12px; }

/* ---------- elementos de marca ---------- */
.rotulo{
  display:inline-flex; align-items:center;
  font-size:0.74rem; font-weight:500; letter-spacing:0.3em; text-transform:uppercase;
  color:var(--fg-muted);
}
.rotulo::before{
  content:""; flex:none; width:5px; height:5px; margin-right:26px;
  background:var(--accent-hi);
  box-shadow:9px -7px 0 0 var(--accent), 15px 3px 0 -1px var(--accent);
}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:15px 30px; border:1px solid transparent; cursor:pointer;
  font:700 0.8rem/1 'Montserrat', sans-serif; letter-spacing:0.12em; text-transform:uppercase;
  text-decoration:none; color:#fff;
  transform:skewX(-14deg);
  transition:filter .2s ease, box-shadow .2s ease, background-color .2s ease, border-color .2s ease;
}
.btn > span{ display:inline-block; transform:skewX(14deg); }
.btn-primario{
  background:linear-gradient(90deg, #0057E6, #0A74FF);
  box-shadow:0 10px 28px -12px rgba(0,102,255,.9);
}
.btn-primario:hover{ filter:brightness(1.12); box-shadow:0 12px 34px -10px rgba(25,181,255,.9); }
.btn-contorno{
  color:var(--fg); border-color:color-mix(in srgb, var(--fg) 38%, transparent); background:transparent;
}
.btn-contorno:hover{ border-color:var(--accent-hi); background:color-mix(in srgb, var(--accent) 14%, transparent); }
.btn-pequeno{ padding:12px 22px; font-size:0.72rem; }

.icone{ width:1em; height:1em; fill:none; stroke:currentColor; stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }

/* ---------- topo ---------- */
.topo{
  position:sticky; top:0; z-index:50;
  background:color-mix(in srgb, #0B0F14 90%, transparent);
  -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.topo-miolo{ display:flex; align-items:center; justify-content:space-between; gap:24px; height:68px; }
.marca{ display:block; flex:none; }
.marca img{ height:34px; width:auto; }
.menu{ display:flex; align-items:center; gap:34px; }
.menu ul{ display:flex; gap:30px; list-style:none; margin:0; padding:0; }
.menu a:not(.btn){
  color:var(--fg-muted); text-decoration:none;
  font-size:0.76rem; font-weight:600; letter-spacing:0.16em; text-transform:uppercase;
  padding-block:6px; border-bottom:2px solid transparent; transition:color .2s ease, border-color .2s ease;
}
.menu a:not(.btn):hover{ color:var(--fg); border-bottom-color:var(--accent); }
.menu-botao{
  display:none; background:transparent; color:var(--fg); border:1px solid var(--line);
  width:44px; height:44px; cursor:pointer; font-size:1.3rem; place-items:center;
}

/* ---------- hero ---------- */
.hero{
  position:relative; overflow:hidden; isolation:isolate;
  padding-block:72px 120px;
  clip-path:polygon(0 0, 100% 0, 100% calc(100% - 56px), 0 100%);
}
.hero::before{
  content:""; position:absolute; inset:0; z-index:-1;
  background:
    linear-gradient(118deg, transparent 0 46%, rgba(0,102,255,.16) 46% 63%, transparent 63% 100%),
    linear-gradient(118deg, transparent 0 66%, rgba(25,181,255,.10) 66% 68%, transparent 68% 100%),
    radial-gradient(60% 70% at 78% 42%, rgba(0,102,255,.30), transparent 70%);
}
.hero-grade{
  display:grid; grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr); gap:56px; align-items:center;
}
.hero h1{
  margin-top:26px;
  font-size:clamp(2.4rem, 5.3vw, 4.4rem); line-height:1.04; letter-spacing:-0.025em;
}
.destaque-azul{
  color:var(--accent-hi);
  background:linear-gradient(90deg, #0A74FF, #19B5FF);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}
.hero-texto{ margin-top:26px; max-width:50ch; font-size:1.1rem; color:var(--fg-muted); }
.hero-acoes{ margin-top:40px; display:flex; flex-wrap:wrap; gap:18px 22px; }
.hero-visual{ position:relative; }
.hero-visual img{ width:100%; max-width:600px; margin-inline:auto; animation:flutuar 9s ease-in-out infinite; }
@keyframes flutuar{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } }

/* ---------- seções ---------- */
.secao{ padding-block:96px; }
.secao-cab{
  display:grid; grid-template-columns:minmax(0,1.1fr) minmax(0,1fr); gap:24px 56px; align-items:end;
  margin-bottom:56px;
}
.secao-cab h2{ margin-top:22px; font-size:clamp(1.9rem, 3.6vw, 2.9rem); line-height:1.1; }
.secao-cab p{ color:var(--fg-muted); max-width:54ch; }

/* ---------- aplicações ---------- */
.app{
  position:relative; display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);
  background:var(--surface); border:1px solid var(--line);
}
.app::after{
  content:""; position:absolute; top:-1px; right:-1px; width:0; height:0;
  border-style:solid; border-width:0 64px 64px 0; border-color:transparent var(--accent) transparent transparent;
}
.app-info{ padding:clamp(28px, 4vw, 52px); display:flex; flex-direction:column; align-items:flex-start; gap:22px; }
.status{
  display:inline-flex; align-items:center; gap:10px;
  font:500 0.72rem/1 'IBM Plex Mono', monospace; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--accent-text); border:1px solid color-mix(in srgb, var(--accent) 55%, transparent);
  background:color-mix(in srgb, var(--accent) 10%, transparent); padding:8px 12px;
}
.status::before{ content:""; width:7px; height:7px; background:var(--accent-hi); box-shadow:0 0 10px var(--accent-hi); }
.app-nome{ font-size:clamp(2.3rem, 4.6vw, 3.4rem); line-height:1; letter-spacing:-0.03em; }
.app-nome b{ font-weight:800; color:var(--accent-text); }
.app-assinatura{ font:500 0.78rem/1.4 'IBM Plex Mono', monospace; color:var(--fg-muted); letter-spacing:0.04em; }
.app-info p.desc{ color:var(--fg-muted); max-width:46ch; }
.app-papeis{ display:flex; flex-wrap:wrap; gap:8px; margin:0; padding:0; list-style:none; }
.app-papeis li{
  font:500 0.72rem/1 'IBM Plex Mono', monospace; padding:7px 10px;
  border:1px solid var(--line); color:var(--fg-muted);
}
.app-acoes{ display:flex; flex-wrap:wrap; gap:16px 24px; align-items:center; margin-top:6px; }
.link-seta{
  color:var(--accent-text); font-weight:700; font-size:0.82rem; letter-spacing:0.08em; text-transform:uppercase; text-decoration:none;
  border-bottom:2px solid transparent; padding-block:4px;
}
.link-seta:hover{ border-bottom-color:var(--accent-text); }

.app-vitrine{
  margin:0; padding:clamp(24px, 3.4vw, 44px); display:flex; flex-direction:column; justify-content:center; gap:14px;
  background:
    linear-gradient(118deg, transparent 0 52%, rgba(0,102,255,.12) 52% 70%, transparent 70% 100%),
    var(--bg-alt);
  border-left:1px solid var(--line);
}
.app-vitrine figcaption{ font:500 0.7rem/1.4 'IBM Plex Mono', monospace; color:var(--fg-muted); letter-spacing:0.06em; text-transform:uppercase; }

/* ilustração da tela de prova */
.janela{
  border:1px solid var(--line);
  box-shadow:0 36px 70px -34px rgba(0,60,200,.55);
}
.janela-barra{ display:flex; align-items:center; gap:7px; padding:10px 14px; background:var(--bg-alt); border-bottom:1px solid var(--line); }
.janela-barra i{ width:9px; height:9px; border-radius:50%; background:#2B3A50; }
.janela-barra span{ margin-left:10px; font:400 0.7rem/1 'IBM Plex Mono', monospace; color:var(--fg-muted); }
.janela-corpo{ padding:22px; display:grid; gap:18px; }
.j-topo{ display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; }
.j-topo strong{ font-size:0.86rem; font-weight:700; }
.j-topo small{ display:block; font:400 0.68rem/1.4 'IBM Plex Mono', monospace; color:var(--fg-muted); }
.j-estado{ display:flex; align-items:center; gap:12px; }
.j-tempo{ font:500 1.05rem/1 'IBM Plex Mono', monospace; font-variant-numeric:tabular-nums; border:1px solid var(--line); padding:7px 11px; }
.j-salvo{ display:inline-flex; align-items:center; gap:7px; font:500 0.7rem/1 'IBM Plex Mono', monospace; color:var(--ok); }
.j-salvo::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--ok); }
.j-progresso{ height:4px; background:var(--line); }
.j-progresso i{ display:block; height:100%; width:35%; background:linear-gradient(90deg, #0066FF, #19B5FF); }
.j-pergunta{ font-size:0.95rem; font-weight:600; line-height:1.45; }
.j-opcoes{ display:grid; gap:8px; }
.j-opcao{ display:flex; align-items:center; gap:12px; padding:10px 14px; border:1px solid var(--line); font-size:0.86rem; }
.j-opcao::before{ content:""; flex:none; width:14px; height:14px; border-radius:50%; border:1.5px solid var(--fg-muted); }
.j-opcao.marcada{ border-color:var(--accent); background:color-mix(in srgb, var(--accent) 14%, transparent); }
.j-opcao.marcada::before{ border-color:var(--accent-hi); background:radial-gradient(circle, var(--accent-hi) 0 38%, transparent 42%); }
.j-mapa{ display:grid; grid-template-columns:repeat(10, minmax(0,1fr)); gap:5px; }
.j-mapa i{
  aspect-ratio:1; display:grid; place-items:center; font:400 0.62rem/1 'IBM Plex Mono', monospace; font-style:normal;
  border:1px solid var(--line); color:var(--fg-muted);
}
.j-mapa i.ok{ background:color-mix(in srgb, var(--accent) 28%, transparent); border-color:var(--accent); color:var(--fg); }
.j-mapa i.atual{ outline:2px solid var(--accent-hi); outline-offset:1px; color:var(--fg); }
.j-mapa i.rev{ border-color:var(--warn); color:var(--warn); }
.j-rodape{ display:flex; justify-content:space-between; align-items:center; gap:12px; font:400 0.7rem/1 'IBM Plex Mono', monospace; color:var(--fg-muted); }
.j-enviar{ background:linear-gradient(90deg, #0057E6, #0A74FF); color:#fff; padding:9px 14px; font:700 0.68rem/1 'Montserrat', sans-serif; letter-spacing:0.1em; text-transform:uppercase; }

/* recursos do CheckClass */
.recursos-cab{ margin-top:72px; margin-bottom:32px; display:flex; flex-direction:column; gap:14px; }
.recursos-cab h3{ font-size:clamp(1.4rem, 2.4vw, 1.9rem); }
.recursos{ display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:36px 40px; margin:0; padding:0; list-style:none; }
.recursos li{ border-top:1px solid var(--line); padding-top:20px; display:flex; flex-direction:column; gap:8px; }
.recursos .tag{ font:500 0.7rem/1 'IBM Plex Mono', monospace; letter-spacing:0.14em; text-transform:uppercase; color:var(--accent-text); }
.recursos h4{ font-size:1.08rem; font-weight:700; letter-spacing:-0.01em; }
.recursos p{ color:var(--fg-muted); font-size:0.94rem; }

.app-proxima{
  margin-top:64px; display:flex; align-items:center; justify-content:space-between; gap:20px 32px; flex-wrap:wrap;
  padding:26px clamp(20px, 3vw, 36px); border:1px dashed color-mix(in srgb, var(--fg) 30%, transparent);
}
.app-proxima div{ display:flex; flex-direction:column; gap:6px; }
.app-proxima strong{ font-size:1.05rem; font-weight:700; }
.app-proxima span{ color:var(--fg-muted); font-size:0.94rem; }

/* ---------- sobre ---------- */
.sobre{ background:var(--bg-alt); }
.sobre-grade{ display:grid; grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr); gap:56px 72px; align-items:start; }
.sobre h2{ margin-top:22px; font-size:clamp(1.9rem, 3.6vw, 2.9rem); line-height:1.1; }
.sobre-texto{ margin-top:24px; color:var(--fg-muted); max-width:48ch; }
.pilares{ display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:44px 40px; margin:0; padding:0; list-style:none; }
.pilar{ display:flex; flex-direction:column; gap:12px; }
.pilar .icone{ font-size:2.4rem; color:var(--accent-text); }
.pilar h3{ font-size:1.2rem; font-weight:700; }
.pilar p{ color:var(--fg-muted); font-size:0.95rem; }

.areas{
  margin:80px 0 0; padding:0; list-style:none;
  display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); border-top:1px solid var(--line);
}
.area{ padding:32px 28px 4px; display:flex; flex-direction:column; gap:12px; }
.area + .area{ border-left:1px solid var(--line); }
.area .icone{ font-size:2.1rem; color:var(--accent-text); }
.area h3{ font-size:1.02rem; font-weight:700; letter-spacing:-0.005em; }
.area p{ color:var(--fg-muted); font-size:0.9rem; }

/* ---------- contato ---------- */
.contato{
  position:relative; overflow:hidden; isolation:isolate;
  padding-block:128px 96px; margin-top:-1px;
  clip-path:polygon(0 56px, 100% 0, 100% 100%, 0 100%);
}
.contato::before{
  content:""; position:absolute; inset:0; z-index:-1;
  background:
    linear-gradient(118deg, transparent 0 8%, rgba(0,102,255,.14) 8% 24%, transparent 24% 100%),
    radial-gradient(50% 80% at 12% 60%, rgba(0,102,255,.22), transparent 70%);
}
.contato-grade{ display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:56px 72px; align-items:start; }
.contato h2{ margin-top:22px; font-size:clamp(2rem, 4vw, 3.2rem); line-height:1.08; }
.contato-texto{ margin-top:24px; color:var(--fg-muted); max-width:44ch; }
.form{ display:grid; gap:20px; }
.campo{ display:grid; gap:8px; }
.campo label{ font-size:0.74rem; font-weight:600; letter-spacing:0.16em; text-transform:uppercase; color:var(--fg-muted); }
.campo input, .campo textarea{
  width:100%; font:400 1rem/1.5 'Montserrat', sans-serif; color:var(--fg);
  background:rgba(255,255,255,.04); border:1px solid var(--line); padding:14px 16px; border-radius:0;
}
.campo textarea{ min-height:140px; resize:vertical; }
.campo input:focus, .campo textarea:focus{ outline:none; border-color:var(--accent-hi); box-shadow:0 0 0 3px rgba(25,181,255,.25); }
.form-rodape{ display:flex; align-items:center; gap:20px; flex-wrap:wrap; }
.form-aviso{ font-size:0.82rem; color:var(--fg-muted); min-height:1.4em; }

/* ---------- rodapé ---------- */
.rodape{ border-top:1px solid var(--line); padding-block:44px 52px; }
.rodape-miolo{ display:grid; grid-template-columns:auto 1fr auto; gap:28px 48px; align-items:center; }
.rodape img{ height:30px; width:auto; }
.rodape-slogan{ font-size:0.72rem; font-weight:500; letter-spacing:0.26em; text-transform:uppercase; color:var(--fg-muted); }
.rodape nav ul{ display:flex; flex-wrap:wrap; gap:8px 26px; list-style:none; margin:0; padding:0; }
.rodape nav a{ color:var(--fg-muted); text-decoration:none; font-size:0.78rem; font-weight:600; letter-spacing:0.12em; text-transform:uppercase; }
.rodape nav a:hover{ color:var(--fg); }
.rodape-fim{ grid-column:1 / -1; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; padding-top:28px; border-top:1px solid var(--line); font-size:0.82rem; color:var(--fg-muted); }
.rodape-fim a{ color:var(--fg-muted); }

/* ---------- responsivo ---------- */
@media (max-width:980px){
  .menu-botao{ display:grid; }
  .menu{
    position:absolute; top:100%; left:0; right:0; flex-direction:column; align-items:stretch; gap:20px;
    background:#0B0F14; border-bottom:1px solid var(--line); padding:22px max(20px, 4vw) 28px; display:none;
  }
  .topo.aberto .menu{ display:flex; }
  .menu ul{ flex-direction:column; gap:6px; }
  .menu a:not(.btn){ display:block; padding-block:12px; font-size:0.82rem; }
  .menu .btn{ align-self:flex-start; }
  .hero-grade{ grid-template-columns:1fr; gap:24px; }
  .hero{ padding-block:48px 104px; }
  .hero-visual img{ max-width:440px; }
  .secao-cab{ grid-template-columns:1fr; }
  .app{ grid-template-columns:1fr; }
  .app-vitrine{ border-left:none; border-top:1px solid var(--line); }
  .recursos{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .sobre-grade{ grid-template-columns:1fr; }
  .areas{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .area:nth-child(3){ border-left:none; }
  .area:nth-child(n+3){ border-top:1px solid var(--line); margin-top:28px; }
  .contato-grade{ grid-template-columns:1fr; }
  .rodape-miolo{ grid-template-columns:1fr; }
}
@media (max-width:620px){
  .secao{ padding-block:72px; }
  .recursos{ grid-template-columns:1fr; }
  .pilares{ grid-template-columns:1fr; }
  .areas{ grid-template-columns:1fr; }
  .area{ padding-inline:0; }
  .area + .area{ border-left:none; border-top:1px solid var(--line); margin-top:28px; }
  .area:nth-child(3){ margin-top:28px; }
  .marca img{ height:28px; }
  .janela-corpo{ padding:16px; }
}
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .hero-visual img{ animation:none; }
  .btn{ transition:none; }
}