/* Net System — site institucional. Tema CLARO, acento azul da marca.
   Fontes: Sora (títulos/números) + IBM Plex Sans (corpo) — mesmas do ProtocolaNet. */

:root {
  /* Marca Net System (mesmos tokens do produto) */
  --brand-from: #2fa8e8;
  --brand-to: #0d6fbe;
  --brand-ink: #0b5a9c;      /* azul escuro p/ texto sobre claro (contraste AA) */
  --brand-soft: #eaf5fd;
  --dot-orange: #f2b04a;
  --dot-lime: #d9e64a;

  /* Superfícies claras */
  --bg: #ffffff;
  --bg-alt: #f6f9fb;
  --bg-deep: #0f1b24;        /* faixas escuras de contraste */
  --surface: #ffffff;
  --border: #e2e9ee;
  --border-strong: #cfdae2;

  /* Texto */
  --text: #16232c;
  --text-body: #3d4f5c;
  --text-muted: #6b8090;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(16,35,48,.04), 0 8px 24px rgba(16,35,48,.06);
  --shadow-lg: 0 24px 64px rgba(13,111,190,.16);

  --font-head: 'Sora', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, sans-serif;

  --wrap: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-body);
  font: 400 16.5px/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-head); color: var(--text); margin: 0 0 .5em; line-height: 1.2; }
h1 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.25rem); font-weight: 700; letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 1.1rem + 1.5vw, 2.15rem); font-weight: 700; letter-spacing: -.015em; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1rem; }
a { color: var(--brand-ink); }

img, svg { max-width: 100%; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- Marca ---------- */
.logo { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.logo-mark {
  width: 38px; height: 38px; flex: none; border-radius: 10px; position: relative;
  background: linear-gradient(150deg, var(--brand-from) 0%, var(--brand-to) 100%);
  box-shadow: 0 4px 14px rgba(13,111,190,.32);
  display: flex; align-items: center; justify-content: center;
}
.logo-mark span { font: 800 20px var(--font-head); color: #fff; }
.logo-mark::before, .logo-mark::after { content: ''; position: absolute; width: 5px; height: 5px; border-radius: 50%; }
.logo-mark::before { top: 6px; right: 6px; background: var(--dot-orange); }
.logo-mark::after { bottom: 6px; left: 6px; background: var(--dot-lime); }
.logo-text { font: 700 19px var(--font-head); color: var(--text); letter-spacing: -.01em; }
.logo-text b { font-weight: 400; color: var(--text-muted); }

/* ---------- Cabeçalho ---------- */
.topo {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.88); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topo .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 70px; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 9px 14px; border-radius: 999px; text-decoration: none;
  color: var(--text-body); font-size: 15px; font-weight: 500; transition: .2s;
}
.nav a:hover { background: var(--brand-soft); color: var(--brand-ink); }
.nav a[aria-current="page"] { color: var(--brand-ink); font-weight: 600; }

.menu-btn {
  display: none; background: none; border: 1px solid var(--border-strong);
  border-radius: 9px; padding: 8px; cursor: pointer; color: var(--text);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 24px; border-radius: 999px; text-decoration: none;
  font: 600 15.5px var(--font-body); cursor: pointer; border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primario {
  background: linear-gradient(150deg, var(--brand-from) 0%, var(--brand-to) 100%);
  color: #fff; box-shadow: 0 6px 20px rgba(13,111,190,.28);
}
.btn-primario:hover { box-shadow: 0 10px 28px rgba(13,111,190,.36); }
.btn-secundario { background: #fff; color: var(--text); border-color: var(--border-strong); }
.btn-secundario:hover { border-color: var(--brand-from); color: var(--brand-ink); }
.btn-claro { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.28); }
.btn-claro:hover { background: rgba(255,255,255,.2); }

/* ---------- Seções ---------- */
section { padding: 76px 0; }
.secao-alt { background: var(--bg-alt); border-block: 1px solid var(--border); }
.secao-escura { background: var(--bg-deep); color: #c9d8e2; }
.secao-escura h2, .secao-escura h3 { color: #fff; }

.cabecalho-secao { max-width: 660px; margin-bottom: 44px; }
.cabecalho-secao.centro { margin-inline: auto; text-align: center; }
.olho {
  display: inline-block; margin-bottom: 12px; padding: 5px 13px; border-radius: 999px;
  background: var(--brand-soft); color: var(--brand-ink);
  font: 600 12px var(--font-body); text-transform: uppercase; letter-spacing: .09em;
}
.secao-escura .olho { background: rgba(47,168,232,.18); color: #7fc8f5; }
.subtitulo { font-size: 1.1rem; color: var(--text-muted); }

/* ---------- Hero ---------- */
.hero { padding: 84px 0 68px; background: linear-gradient(180deg, var(--brand-soft) 0%, #fff 62%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero p.lead { font-size: 1.2rem; color: var(--text-body); max-width: 54ch; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-nota { margin-top: 22px; font-size: 14px; color: var(--text-muted); }

.moldura {
  border-radius: var(--radius); overflow: hidden; background: #10171a;
  border: 1px solid var(--border-strong); box-shadow: var(--shadow-lg);
}
/* height:auto é obrigatório: sem ele os atributos width/height do <img> viram tamanho fixo
   e a imagem estica (o atributo serve só para reservar o espaço e evitar salto no layout). */
.moldura img { display: block; width: 100%; height: auto; }
.moldura-vazia {
  aspect-ratio: 16 / 10; display: flex; align-items: center; justify-content: center;
  color: #4e6a72; font: 500 14px var(--font-body); text-align: center; padding: 24px;
}
/* Print com muito espaço vazio embaixo (formulário curto no topo da tela): recorta para a
   área útil em vez de exibir a tela inteira, que renderiza como um retângulo quase vazio. */
.moldura-topo img { aspect-ratio: 16 / 8; object-fit: cover; object-position: top center; }

/* print de celular: retrato estreito — centraliza em vez de esticar na moldura larga */
.moldura-celular {
  display: flex; justify-content: center; background: #0b1114; padding: 28px 0;
}
.moldura-celular img {
  width: auto; max-height: 560px; border-radius: 10px;
  border: 1px solid var(--border-strong); box-shadow: 0 12px 32px rgba(5,12,16,.5);
}

/* ---------- 404 ---------- */
.erro-404 { padding: 76px 0 84px; text-align: center; }
.erro-404 .lead { margin-inline: auto; }
.erro-404 .hero-acoes { justify-content: center; }
.erro-404 .card { text-align: left; }

/* ---------- Números / prova ---------- */
.numeros { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.numero .valor {
  font: 700 clamp(1.9rem, 1.4rem + 1.4vw, 2.6rem) var(--font-head);
  color: var(--text); line-height: 1.05; letter-spacing: -.02em;
}
.secao-escura .numero .valor { color: #fff; }
.numero .rotulo { font-size: 14.5px; color: var(--text-muted); margin-top: 6px; }
.secao-escura .numero .rotulo { color: #8fa9ba; }

/* ---------- Cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow); transition: .25s; position: relative;
}
.card:hover { border-color: var(--brand-from); transform: translateY(-2px); }
.card h3 { margin-bottom: 8px; }
.card p { font-size: 15.5px; margin-bottom: 0; }
.card-link { text-decoration: none; color: inherit; display: block; }
.card .seta { margin-top: 18px; font-weight: 600; color: var(--brand-ink); font-size: 15px; }

.icone {
  width: 44px; height: 44px; border-radius: 11px; background: var(--brand-soft);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px; color: var(--brand-ink);
}
.icone svg { width: 22px; height: 22px; stroke-width: 1.75; }

.tag {
  display: inline-block; padding: 4px 11px; border-radius: 999px; font: 600 11.5px var(--font-body);
  text-transform: uppercase; letter-spacing: .07em;
}
.tag-ativo { background: #e4f6f0; color: #10715c; }
.tag-breve { background: #fdf3e0; color: #8a5a12; }

/* ---------- Lista de recursos ---------- */
.recursos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px 34px; }
.recurso { display: flex; gap: 14px; }
.recurso .marca-item { color: var(--brand-ink); flex: none; margin-top: 3px; }
.recurso .marca-item svg { width: 19px; height: 19px; stroke-width: 2; }
.recurso h4 { font: 600 16px var(--font-head); color: var(--text); margin: 0 0 4px; }
.recurso p { font-size: 14.8px; color: var(--text-muted); margin: 0; }

/* ---------- Destaque ---------- */
.destaque-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.destaque-lista { list-style: none; padding: 0; margin: 24px 0 0; }
.destaque-lista li { display: flex; gap: 12px; margin-bottom: 14px; font-size: 15.5px; }
.destaque-lista svg { width: 19px; height: 19px; flex: none; margin-top: 3px; color: var(--brand-from); stroke-width: 2; }

/* ---------- Cartão "em desenvolvimento" (Folha e Tributos, sem print ainda) ---------- */
.cartao-desenvolvimento {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 32px; box-shadow: var(--shadow);
}
.cartao-desenvolvimento h3 { margin: 14px 0 10px; font-size: 1.3rem; }
.cartao-desenvolvimento p { font-size: 15.5px; }
.cartao-desenvolvimento ul {
  list-style: none; padding: 0; margin: 18px 0 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px;
}
.cartao-desenvolvimento li {
  position: relative; padding-left: 20px; font-size: 14.8px; color: var(--text-body);
}
.cartao-desenvolvimento li::before {
  content: ''; position: absolute; left: 0; top: .55em;
  width: 7px; height: 7px; border-radius: 50%; background: var(--brand-from);
}
.cartao-nota {
  margin: 20px 0 0 !important; padding-top: 16px; border-top: 1px solid var(--border);
  font-size: 14px !important; color: var(--text-muted);
}
@media (max-width: 520px) { .cartao-desenvolvimento ul { grid-template-columns: 1fr; } }

/* ---------- Selo de assinatura (ilustração do carimbo, não é print) ---------- */
.selo-assinatura {
  background: #0b1418; border: 1px solid #24363a; border-radius: var(--radius);
  padding: 26px 28px; box-shadow: var(--shadow-lg);
}
.selo-topo {
  display: flex; align-items: center; gap: 10px; padding-bottom: 16px;
  border-bottom: 1px dashed #2a3d42; color: #4fd0be;
  font: 600 14.5px var(--font-body); letter-spacing: .01em;
}
.selo-topo svg { width: 22px; height: 22px; flex: none; }
.selo-dados { margin: 18px 0 0; display: grid; gap: 12px; }
.selo-dados > div { display: flex; justify-content: space-between; gap: 16px; align-items: baseline; }
.selo-dados dt {
  font: 600 10.5px var(--font-body); text-transform: uppercase; letter-spacing: .09em; color: #6f8b92;
}
.selo-dados dd { margin: 0; font: 500 14px var(--font-body); color: #e8e6e1; text-align: right; }
.selo-rodape {
  margin: 18px 0 0; padding-top: 14px; border-top: 1px dashed #2a3d42;
  font: 400 12.5px/1.5 var(--font-body); color: #7d959b;
}
.selo-rodape strong { color: #a9c4c9; font-weight: 600; }
@media (max-width: 420px) {
  .selo-dados > div { flex-direction: column; gap: 2px; }
  .selo-dados dd { text-align: left; }
}

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(150deg, var(--brand-from) 0%, var(--brand-to) 100%);
  color: #fff; text-align: center; border-radius: var(--radius); padding: 58px 32px;
  box-shadow: var(--shadow-lg);
}
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,.9); max-width: 52ch; margin-inline: auto; font-size: 1.08rem; }
.cta .hero-acoes { justify-content: center; }

/* ---------- WhatsApp flutuante ---------- */
.zap-flutuante {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  display: inline-flex; align-items: center; gap: 10px;
  background: #25d366; color: #fff; text-decoration: none;
  padding: 13px 20px; border-radius: 999px; font: 600 15px var(--font-body);
  box-shadow: 0 8px 26px rgba(37,211,102,.42); transition: transform .2s;
}
.zap-flutuante:hover { transform: translateY(-2px); }
.zap-flutuante svg { width: 21px; height: 21px; }

/* ---------- Rodapé ---------- */
.rodape { background: var(--bg-deep); color: #8fa9ba; padding: 56px 0 30px; font-size: 15px; }
.rodape-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; margin-bottom: 38px; }
.rodape h4 { color: #fff; font: 600 14px var(--font-body); text-transform: uppercase; letter-spacing: .09em; margin-bottom: 16px; }
.rodape a { color: #a9c1d1; text-decoration: none; display: block; margin-bottom: 10px; }
.rodape a:hover { color: #fff; }
/* o logo do rodapé é <a> e herdaria o display:block acima — o mark viraria bloco e quebraria linha */
.rodape a.logo { display: inline-flex; margin-bottom: 14px; }
.rodape .logo-text { color: #fff; }
.rodape .logo-text b { color: #7d97a8; }
.rodape-base {
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13.5px;
}

/* ---------- Acessibilidade ---------- */
:focus-visible { outline: 2px solid var(--brand-from); outline-offset: 3px; border-radius: 4px; }
.pular {
  position: absolute; left: -9999px; top: 0; background: #fff; color: var(--brand-ink);
  padding: 12px 20px; z-index: 100; border-radius: 0 0 9px 0; font-weight: 600;
}
.pular:focus { left: 0; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .btn:hover, .card:hover, .zap-flutuante:hover { transform: none; }
}

/* ---------- Responsivo ---------- */
@media (max-width: 980px) {
  .hero-grid, .destaque-grid { grid-template-columns: 1fr; gap: 40px; }
  .cards, .recursos, .cards-2 { grid-template-columns: repeat(2, 1fr); }
  .numeros { grid-template-columns: repeat(2, 1fr); gap: 30px 24px; }
  .rodape-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  section { padding: 56px 0; }
  .wrap { padding: 0 18px; }
  .nav { display: none; }
  .nav.aberto {
    display: flex; flex-direction: column; align-items: stretch; gap: 2px;
    position: absolute; top: 70px; left: 0; right: 0; padding: 14px 18px 20px;
    background: #fff; border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
  }
  .nav.aberto a { padding: 12px 14px; border-radius: var(--radius-sm); }
  .menu-btn { display: flex; }
  .cards, .recursos, .cards-2, .numeros, .rodape-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 48px; }
  .hero-acoes .btn { width: 100%; }
  .cta { padding: 44px 22px; }
  .zap-flutuante { right: 14px; bottom: 14px; padding: 12px 16px; font-size: 14px; }
}