/* ==========================================================================
   JunoSys — Design System & Styles
   Direção: "prancheta técnica" — engenharia, especificação, precisão.
   ========================================================================== */

:root {
  /* Cor — azul-anteprojeto profundo + tinta clara + carimbo laranja */
  --bg: #0e2444;
  --bg-deep: #081729;
  --bg-panel: rgba(255, 255, 255, 0.035);
  --bg-panel-hover: rgba(255, 255, 255, 0.065);
  --bg-field: rgba(4, 12, 26, 0.35);

  --grid-line: rgba(255, 255, 255, 0.05);
  --hairline: rgba(255, 255, 255, 0.14);
  --hairline-strong: rgba(255, 255, 255, 0.3);

  --ink: #f2f6fb;
  --ink-dim: #9fb8d6;
  --ink-faint: #6c88a8;

  --wire: #5b9de0;
  --wire-dim: rgba(91, 157, 224, 0.16);

  --stamp: #ff6a3d;
  --stamp-dim: rgba(255, 106, 61, 0.14);
  --stamp-ink: #2a0e05;

  --success: #4cb37f;

  /* Tipografia — mono para títulos/estrutura, humanista para leitura */
  --font-display: 'JetBrains Mono', 'Courier New', monospace;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* Raios — deliberadamente contidos; o desenho técnico usa cantos retos */
  --radius-xs: 3px;
  --radius-sm: 6px;
  --radius-md: 8px;

  --transition-fast: 0.16s ease;
  --transition-normal: 0.25s ease;
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    radial-gradient(ellipse 900px 500px at 50% -5%, rgba(91, 157, 224, 0.16), transparent 65%);
  background-size: 44px 44px, 44px 44px, 100% 100%;
  background-attachment: fixed;
}

::selection { background: var(--stamp); color: var(--stamp-ink); }

:focus-visible {
  outline: 2px solid var(--stamp);
  outline-offset: 3px;
}

/* Typography Utilities */
h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

p { color: var(--ink-dim); }

.accent-word { color: var(--stamp); }

/* Layout Containers */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 68px 0;
  position: relative;
  scroll-margin-top: 88px;
}

/* Corner-bracket frame — o elemento de assinatura do site.
   Repetido em cartões, imagens e blocos de dados para lembrar
   marcas de corte de um desenho técnico. */
.bp-frame {
  position: relative;
}
.bp-frame::before,
.bp-frame::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  pointer-events: none;
  transition: var(--transition-normal);
}
.bp-frame::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--wire);
  border-left: 2px solid var(--wire);
}
.bp-frame::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--wire);
  border-right: 2px solid var(--wire);
}

/* Tag mono estilo "rótulo de especificação" */
.spec-tag {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(3, 7, 18, 0.65);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition-normal);
}

.navbar.is-scrolled {
  background: rgba(3, 7, 18, 0.92);
  border-bottom-color: var(--hairline-strong);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.navbar .nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-logo-chip {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid var(--hairline);
  background: var(--bg-panel);
}

.nav-logo {
  height: 30px;
  width: auto;
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
}

.nav-brand-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.nav-brand-title span { color: var(--wire); }

.nav-brand-sub {
  font-size: 0.68rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--transition-fast);
}

.nav-link:hover { color: #ffffff; }

/* Botão Pill com Gradiente (Estilo NEXOVA) */
.nav-btn-pill {
  padding: 10px 22px;
  border-radius: 9999px;
  background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(6, 182, 212, 0.25);
  transition: all var(--transition-fast);
}

.nav-btn-pill:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(6, 182, 212, 0.38);
  color: #ffffff;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--hairline);
  color: var(--ink);
  font-size: 1.25rem;
  width: 40px;
  height: 40px;
  cursor: pointer;
}

/* Hero Section com Vídeo do Planeta Terra em Segundo Plano */
.hero-section {
  padding-top: 156px;
  padding-bottom: 32px;
  position: relative;
  overflow: hidden;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
  opacity: 0.82;
  filter: saturate(1.1) brightness(0.95);
  transition: opacity 1.6s ease-in-out;
  pointer-events: none;
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 95% 75% at 50% 35%, rgba(3, 7, 18, 0.45) 0%, rgba(3, 7, 18, 0.78) 65%, var(--bg-canvas) 100%),
    linear-gradient(180deg, rgba(3, 7, 18, 0.7) 0%, transparent 40%, rgba(3, 7, 18, 0.9) 85%, var(--bg-canvas) 100%);
}

.hero-section > .container {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border: 1px solid var(--hairline-strong);
  color: var(--ink-faint);
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero-badge .pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--stamp);
  flex-shrink: 0;
  animation: blink 1.6s steps(1) infinite;
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0.25; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 700;
  max-width: 920px;
  margin: 0 0 24px;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.accent-word {
  color: var(--stamp);
}

.hero-subtitle {
  font-size: 1.15rem;
  max-width: 680px;
  margin: 0 0 44px;
  color: var(--ink-dim);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.btn-primary {
  padding: 14px 28px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--stamp);
  color: var(--stamp-ink);
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--stamp);
}

.btn-primary:hover {
  background: transparent;
  color: var(--stamp);
}

.btn-secondary {
  padding: 14px 28px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--hairline-strong);
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-secondary:hover {
  border-color: var(--wire);
  color: var(--wire);
}

/* Hero data plate (antiga hero-stats) — lida como placa de identificação técnica */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  max-width: 680px;
  border: 1px solid var(--hairline);
  background: var(--bg-panel);
}

.stat-item {
  padding: 22px 24px;
  border-right: 1px dashed var(--hairline);
}
.stat-item:last-child { border-right: none; }

.stat-number {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--ink);
  font-family: var(--font-display);
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.76rem;
  color: var(--ink-faint);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Section Headers */
.section-header {
  max-width: 680px;
  margin: 0 0 56px;
}

.section-tag {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--wire);
  margin-bottom: 14px;
  display: inline-block;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--hairline-strong);
}

.section-title {
  font-size: 2.1rem;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--ink-dim);
}

/* Expertise Grid */
.grid-expertise {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.card-expertise {
  background: var(--bg-deep);
  padding: 26px 20px;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.card-expertise:hover {
  background: var(--bg-panel-hover);
}

.card-expertise-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 18px;
}

.card-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--hairline-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wire);
  flex-shrink: 0;
}

.card-icon svg { width: 20px; height: 20px; }

.card-icon.accent-featured {
  color: var(--stamp);
  border-color: var(--stamp);
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 10px;
  min-height: 2.7rem;
}

.card-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
  color: var(--ink-dim);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}

.tag-badge {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 500;
  padding: 4px 8px;
  background: transparent;
  color: var(--ink-faint);
  border: 1px solid var(--hairline);
}

/* Engineering Pillars — "detalhes construtivos" numerados (sequência real) */
.pillars-section {
  background: var(--bg-deep);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.grid-pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
}

.pillar-box {
  display: flex;
  gap: 20px;
  padding: 30px 6px;
  border-bottom: 1px dashed var(--hairline);
}

.pillar-number {
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--stamp);
  line-height: 1;
  padding-top: 4px;
  flex-shrink: 0;
}

.pillar-number::before { content: 'DETALHE '; color: var(--ink-faint); font-weight: 500; }

.pillar-content h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.pillar-content p {
  font-size: 0.92rem;
  line-height: 1.65;
}

/* Company Institutional Card — "placa de identificação" da empresa */
.company-card {
  border: 1px solid var(--hairline);
  background: var(--bg-panel);
  padding: 44px;
}

.grid-company {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.company-info h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  font-family: var(--font-display);
}

.company-info p {
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 20px;
}

.company-meta-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.meta-item {
  padding: 16px 18px;
  background: var(--bg-deep);
}

.meta-label {
  font-family: var(--font-display);
  font-size: 0.68rem;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.meta-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
}

/* Contact Section */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  border: 1px solid var(--hairline);
  background: var(--bg-panel);
  padding: 44px;
}

.contact-details h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  font-family: var(--font-display);
}

.contact-details p {
  font-size: 0.98rem;
  margin-bottom: 32px;
  line-height: 1.65;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.contact-method-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 15px 18px;
  background: var(--bg-deep);
  transition: var(--transition-fast);
}

.contact-method-item:hover { background: var(--bg-panel-hover); }

.contact-method-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wire);
  flex-shrink: 0;
  border: 1px solid var(--hairline-strong);
}
.contact-method-icon svg { width: 16px; height: 16px; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 10px 2px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline-strong);
  border-radius: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

select.form-input {
  cursor: pointer;
  background-color: transparent;
  color: var(--ink);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235b9de0' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  background-size: 15px;
  padding-right: 28px;
}

select.form-input option {
  background-color: #081729; /* var(--bg-deep) */
  color: #f2f6fb; /* var(--ink) */
  padding: 10px 14px;
}

select.form-input option:disabled {
  color: var(--ink-faint);
}

.form-input::placeholder, .form-textarea::placeholder { color: var(--ink-faint); }

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-bottom-color: var(--stamp);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Contact Form Status Feedback Box */
.contact-status {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  line-height: 1.5;
  transition: var(--transition-normal);
}

.contact-status--info {
  background: var(--wire-dim);
  border: 1px solid var(--wire);
  color: var(--ink);
}

.contact-status--success {
  background: rgba(76, 179, 127, 0.14);
  border: 1px solid var(--success);
  color: var(--ink);
}

.contact-status--warning,
.contact-status--error {
  background: rgba(255, 106, 61, 0.14);
  border: 1px solid var(--stamp);
  color: var(--ink);
}

.contact-success-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-success-title {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--success);
}

/* Footer Multi-Colunas Elegante (Estilo NEXOVA / Planet) */
.footer {
  background: rgba(3, 7, 18, 0.96);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 60px 0 28px;
  position: relative;
  z-index: 10;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.footer-grid-nexova {
  display: grid;
  grid-template-columns: repeat(4, 1fr) 2fr;
  gap: 32px;
  margin-bottom: 44px;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links-list a {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: rgba(255, 255, 255, 0.95);
}

/* Newsletter / Contato Direto do Footer */
.footer-cta-box {
  display: flex;
  flex-direction: column;
}

.footer-cta-form {
  display: flex;
  max-width: 380px;
  margin-bottom: 22px;
}

.footer-cta-input {
  width: 100%;
  background: #ffffff;
  color: #0f172a;
  border: none;
  padding: 10px 14px;
  font-size: 0.78rem;
  border-radius: 6px 0 0 6px;
  outline: none;
}

.footer-cta-btn {
  background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  color: #ffffff;
  border: none;
  padding: 10px 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0 6px 6px 0;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity var(--transition-fast);
}

.footer-cta-btn:hover {
  opacity: 0.92;
}

.footer-social-row {
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.55);
}

.footer-social-link {
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.footer-social-link:hover {
  color: #ffffff;
}

.footer-social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.45);
  font-family: var(--font-display);
}

/* Responsive Media Queries */
@media (max-width: 1240px) {
  .grid-expertise { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .hero-title { font-size: 2.6rem; }
  .grid-company { grid-template-columns: 1fr; gap: 32px; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .footer-grid-nexova { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .footer-cta-box { grid-column: span 2; }
}

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

@media (max-width: 768px) {
  .nav-links, .nav-btn-pill { display: none; }
  .nav-toggle { display: block; }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg-deep);
    padding: 24px;
    border-bottom: 1px solid var(--hairline);
    gap: 18px !important;
  }

  .hero-title { font-size: 2.1rem; }
  .hero-subtitle { font-size: 1.02rem; }
  .grid-pillars { grid-template-columns: 1fr; }
  .company-meta-list { grid-template-columns: 1fr; }
  .footer-grid-nexova { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-cta-box { grid-column: span 2; }
  .footer-bottom { flex-direction: column; gap: 14px; text-align: center; }
  .company-card, .contact-wrapper { padding: 28px 22px; }
}

@media (max-width: 540px) {
  .grid-expertise { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px dashed var(--hairline); }
  .stat-item:last-child { border-bottom: none; }
  .footer-grid-nexova { grid-template-columns: 1fr; }
  .footer-cta-box { grid-column: span 1; }
}

/* ==========================================================================
   MOTION, CANVAS & REFINAMENTO VISUAL (PLANO 03)
   ========================================================================== */

/* 1. Canvas Blueprint de Fundo Interativo */
.blueprint-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
  transition: opacity 0.6s ease;
}

/* 2. Conector Técnico Blueprint entre Hero e Seções (Eliminação do Vazio) */
.blueprint-connector {
  position: relative;
  z-index: 2;
  margin: 0 auto;
  max-width: 1280px;
  padding: 0 24px;
}

.connector-rail {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 48px;
}

.connector-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--hairline-strong) 40%, var(--hairline-strong) 60%, transparent);
}

.connector-hub {
  padding: 5px 16px;
  background: var(--bg-canvas);
  border: 1px solid var(--hairline-strong);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--wire);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.08);
}

.hub-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--wire);
  box-shadow: 0 0 8px var(--wire);
  animation: pulseBeacon 2s infinite ease-in-out;
}

@keyframes pulseBeacon {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.4); opacity: 1; }
}

.hub-arrow {
  color: var(--wire);
  animation: arrowBounce 1.8s infinite ease-in-out;
}

@keyframes arrowBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(3px); }
}

/* 3. Animações de Entrada (Scroll Reveal) */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* 4. Efeito Spotlight Glow nos Cards (Follow Cursor) */
.card-expertise, .pillar-box, .company-card {
  position: relative;
  overflow: hidden;
}

.card-expertise::before, .pillar-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(350px circle at var(--spot-x, -999px) var(--spot-y, -999px), rgba(56, 189, 248, 0.12), transparent 75%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

.card-expertise:hover::before, .pillar-box:hover::before {
  opacity: 1;
}

.card-expertise > *, .pillar-box > * {
  position: relative;
  z-index: 2;
}

/* 5. Contador de Métricas com Decodificação */
.stat-number {
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
  transition: color var(--transition-fast);
}

.hero-stats:hover .stat-number {
  color: var(--wire);
}

/* 6. Botão Flutuante Voltar ao Topo (Back To Top) */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--bg-panel);
  border: 1px solid var(--hairline-strong);
  color: var(--wire);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--bg-panel-hover);
  border-color: var(--wire);
  color: var(--ink);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.25);
}

.back-to-top-label {
  font-size: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* 7. Breadcrumb e navegação em privacidade.html */
.legal-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-panel);
  border: 1px solid var(--hairline);
  font-family: var(--font-display);
  font-size: 0.76rem;
  color: var(--ink-faint);
  margin-bottom: 24px;
}

.legal-breadcrumb a {
  color: var(--wire);
}

.legal-breadcrumb a:hover {
  text-decoration: underline;
}

.legal-breadcrumb .current {
  color: var(--ink-dim);
}

/* Acessibilidade: prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .blueprint-canvas {
    display: none !important;
  }
  .hub-pulse, .hub-arrow {
    animation: none !important;
  }
}

/* ==========================================================================
   PÁGINA DE ERRO 404 (CLOUDFLARE PAGES)
   ========================================================================== */
.error-page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.error-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 130px 24px 60px;
  position: relative;
  z-index: 2;
}

.error-subtitle {
  font-size: 1.4rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 300;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.error-code-glow {
  font-size: clamp(90px, 18vw, 220px);
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
  letter-spacing: -0.04em;
  text-shadow: 0 0 80px rgba(255, 255, 255, 0.35), 0 0 160px rgba(56, 189, 248, 0.25);
  margin: 12px 0 34px;
  user-select: none;
}

.liquid-glass {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 36px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.2), 0 4px 20px rgba(0, 0, 0, 0.4);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.liquid-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--wire);
  color: #ffffff;
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}