/* HexaForge — estilos únicos, sem framework.
   Tema escuro. Contraste verificado WCAG AA
   (texto/fundo 15.7:1, secundário/fundo 8.0:1, acento/fundo 10.2:1,
   texto escuro sobre botão 10.2:1). */

:root {
  --bg: #0F1317;
  --surface: #181D24;
  --text: #E9ECEF;
  --text-secondary: #A2ABB4;
  --border: #3E4A52;
  --border-strong: #56646E;
  --accent: #9CC4E4;
  --accent-hover: #C3DBEF;
  --accent-contrast: #0F1317;
  --radius: 8px;
  --header-h: 64px;
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

@media (min-width: 768px) {
  :root { --header-h: 76px; }
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('assets/fonts/jetbrains-mono-v24-latin_latin-ext-500.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Space Grotesk';
  src: url('assets/fonts/space-grotesk-v22-latin_latin-ext-700.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 640px) {
  .container { padding-inline: 32px; }
}

a { color: inherit; }

*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(15, 19, 23, 0.92);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.site-header--estatico {
  position: static;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.logo-simbolo {
  width: 1.4em;
  height: 1.4em;
  flex-shrink: 0;
}

.logo-texto {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 3px;
  transition: text-decoration-color 200ms ease;
}

.logo:hover .logo-texto {
  text-decoration-color: currentColor;
}

.site-header nav {
  display: flex;
  gap: 20px;
}

.site-header nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--text);
  border-bottom-color: var(--accent);
}

@media (max-width: 520px) {
  .site-header nav { gap: 8px; }
  .site-header nav a { font-size: 0.85rem; }
  .logo { font-size: 1rem; }

  .logo-texto {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}

main { padding-top: var(--header-h); }

.pagina-legal main { padding-top: 0; }

/* Hero */

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 3.5vw, 41px) 0;
  text-align: left;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-family: var(--font-mono);
  font-weight: 500;
  text-transform: uppercase;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.hero .tagline {
  font-family: var(--font-mono);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  color: var(--text-secondary);
  margin: 0 0 32px;
  max-width: 40ch;
}

.hero-link {
  display: inline-block;
  font-weight: 600;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.hero-link:hover,
.hero-link:focus-visible { color: var(--accent-hover); }

/* Faixa de tecnologias */

.tech-faixa {
  height: 64px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--surface);
}

.tech-faixa-track {
  display: flex;
  width: max-content;
}

@media (prefers-reduced-motion: no-preference) {
  .tech-faixa-track {
    animation: tech-faixa-scroll 40s linear infinite;
  }
}

@keyframes tech-faixa-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.tech-faixa-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0 24px;
  white-space: nowrap;
}

.tech-faixa-list li {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-right: 48px;
}

.tech-faixa-list li:last-child { margin-right: 0; }

.tech-faixa-list li::after {
  content: '·';
  margin-left: 12px;
  color: var(--border-strong);
}

/* Section base */

section h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 0 0 32px;
}

.secao-cabecalho {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
  margin-bottom: 16px;
}

/* Serviços é a única seção cujo cabeçalho tem texto curto (sem parágrafo)
   pareado com a ilustração — align-items:center desalinha os dois. Produtos
   e Sobre já pareiam a ilustração fora do cabeçalho, contra conteúdo mais
   alto, e usam align-items:start nesses próprios grids. */
#servicos .secao-cabecalho {
  align-items: start;
}

.secao-texto { grid-column: 1; }
.secao-visual { grid-column: 2; }

.secao-cabecalho--direita .secao-texto {
  grid-column: 2;
  text-align: right;
}

.secao-cabecalho--direita .secao-visual { grid-column: 1; }

.secao-texto h2 { margin: 0 0 6px; }

.secao-numero {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  margin-bottom: 12px;
}

.secao-apoio {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  margin: 0;
}

/* Bloco visual (imagem ou SVG decorativo) */

.secao-visual {
  position: relative;
  aspect-ratio: 16 / 10;
}

.secao-visual svg,
.secao-visual img {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.secao-visual img { object-fit: cover; }

.secao-visual-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: transparent;
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  text-align: center;
}

.secao-visual img[hidden],
.secao-visual-placeholder[hidden] {
  display: none;
}

.secao-visual svg,
.secao-visual img {
  border-radius: var(--radius);
}

#sobre .secao-visual img {
  filter: grayscale(1) contrast(1.1);
  mask-image:
    linear-gradient(to top, transparent 0%, #000 15%),
    linear-gradient(to left, transparent 0%, #000 15%);
  mask-composite: intersect;
  -webkit-mask-image:
    linear-gradient(to top, transparent 0%, #000 15%),
    linear-gradient(to left, transparent 0%, #000 15%);
  -webkit-mask-composite: source-in;
}

#produtos .secao-visual svg,
#produtos .secao-visual img {
  border: 1px solid var(--border-strong);
}

#produtos .secao-visual img {
  filter: brightness(0.92);
}

@media (max-width: 899px) {
  .secao-cabecalho { grid-template-columns: 1fr; }

  .secao-texto,
  .secao-visual { grid-column: 1; }

  .secao-cabecalho--direita .secao-texto { text-align: left; }

  #servicos .secao-visual { display: none; }
}

@media (max-width: 768px) {
  .secao-cabecalho { margin-bottom: 32px; }
}

.servicos, .produtos, .como-trabalho, .sobre {
  padding-top: clamp(29px, 4.8vw, 58px);
  padding-bottom: clamp(29px, 4.8vw, 58px);
}

.contato {
  padding-top: clamp(48px, 8vw, 96px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

@media (max-width: 768px) {
  .servicos, .produtos, .como-trabalho, .sobre {
    padding-top: 48px;
    padding-bottom: 48px;
  }
}

.produtos {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.sobre {
  background: var(--surface);
}

/* Serviços */

.servicos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .servicos-grid { grid-template-columns: repeat(3, 1fr); }
}

.servico-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--accent);
  margin-bottom: 20px;
}

.servico-card p:last-child { margin-bottom: 0; }

/* Produtos */

.produtos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.produtos-grid .secao-visual { grid-column: 1; grid-row: 1; }
.produtos-grid .produto-card { grid-column: 2; grid-row: 1; }

@media (max-width: 899px) {
  .produtos-grid { grid-template-columns: 1fr; }

  .produtos-grid .secao-visual,
  .produtos-grid .produto-card { grid-column: 1; grid-row: auto; }
}

.produto-card, .servico-card {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 28px;
  background: var(--bg);
  transition: border-color 200ms ease, transform 200ms ease;
}

@media (hover: hover) {
  .produto-card:hover, .servico-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
  }
}

.produto-card h3, .servico-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin: 0 0 12px;
}

.produto-card p, .servico-card p {
  color: var(--text-secondary);
  margin: 0 0 20px;
}

.produto-selo {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 6px 12px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-contrast);
  text-decoration: none;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: var(--radius);
  border: 2px solid var(--accent);
}

.btn:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secundario {
  display: inline-block;
  background: transparent;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  transition: border-color 200ms ease, color 200ms ease;
}

.btn-secundario:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Como trabalho */

.passos {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .passos { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1000px) {
  .passos { grid-template-columns: repeat(5, 1fr); }
}

.passo {
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

@supports (grid-template-rows: subgrid) {
  @media (min-width: 768px) {
    .passos { grid-template-rows: auto auto 1fr; }

    .passo {
      display: grid;
      grid-row: span 3;
      grid-template-rows: subgrid;
      align-content: start;
    }
  }
}

.passo-numero {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent);
  margin-bottom: 3px;
}

.passo h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin: 0 0 3px;
}

.passo p {
  color: var(--text-secondary);
  margin: 0;
}

/* Faixa de partículas */

.faixa-particulas {
  position: relative;
  width: 100%;
  height: 56px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.faixa-particulas canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

@media (max-width: 768px) {
  .faixa-particulas { height: 40px; }
}

/* Sobre */

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.sobre-grid .prose { grid-column: 2; grid-row: 1; }
.sobre-grid .secao-visual { grid-column: 1; grid-row: 1; }

@media (max-width: 899px) {
  .sobre-grid { grid-template-columns: 1fr; }

  .sobre-grid .prose,
  .sobre-grid .secao-visual { grid-column: 1; grid-row: auto; }
}

.prose {
  max-width: 68ch;
}

.prose p {
  margin: 0 0 20px;
  font-size: 1.05rem;
}

.prose p:last-child { margin-bottom: 0; }

.prose a { text-decoration: underline; }

/* Contato */

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  text-align: left;
}

@media (max-width: 768px) {
  .contato-grid { grid-template-columns: 1fr; }
}

.contato-heading {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contato-heading h2 {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: clamp(1.75rem, 5vw, 3rem);
  margin: 0;
}

.contato-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contato-lead {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.725rem;
  line-height: 1.3;
}

@media (max-width: 768px) {
  .contato-lead { font-size: 1.15rem; }
}

.contato-lead-linha {
  display: block;
}

.email-link {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  font-weight: 700;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 5px;
  word-break: break-word;
}

.email-link:hover,
.email-link:focus-visible { color: var(--accent-hover); }

.email-link--secundario {
  font-size: 1rem;
  font-weight: 600;
}

.contato-alternativa {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

.form-contato {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-instrucao {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin: 0;
}

.form-campo {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-campo label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text);
}

.form-campo input,
.form-campo textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--text-secondary);
  border-radius: var(--radius);
  padding: 12px 14px;
}

.form-campo textarea {
  resize: vertical;
  min-height: 120px;
}

.form-campo input:user-invalid,
.form-campo textarea:user-invalid {
  border-width: 2px;
  border-color: var(--text);
}

/* Rodapé */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0 40px;
  text-align: center;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-footer p { margin: 0 0 8px; }

.footer-links {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent);
}

/* Revelação por rolagem */

.js .reveal { opacity: 0; transform: translateY(16px); }

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 2900ms cubic-bezier(0.16,1,0.3,1),
              transform 2900ms cubic-bezier(0.16,1,0.3,1);
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

/* Documento legal (texto corrido — política de privacidade e afins) */

.documento-legal {
  max-width: 68ch;
  margin-inline: auto;
  padding-block: 56px 80px;
}

.documento-legal h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 0 0 8px;
}

.documento-legal h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  margin: 48px 0 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.documento-legal h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  margin: 28px 0 12px;
}

.documento-legal p {
  margin: 0 0 16px;
  color: var(--text-secondary);
}

.documento-legal strong {
  color: var(--text);
  font-weight: 700;
}

.documento-legal ul,
.documento-legal ol {
  margin: 0 0 16px;
  padding-left: 1.25em;
  color: var(--text-secondary);
}

.documento-legal li {
  margin-bottom: 8px;
}

.documento-legal code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
}

.tabela-scroll {
  overflow-x: auto;
  margin: 0 0 24px;
}

.documento-legal table {
  min-width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.documento-legal th,
.documento-legal td {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.documento-legal th {
  color: var(--text);
  font-family: var(--font-heading);
  background: var(--surface);
}