/* ==========================================================================
   NEOSITTEN — SISTEMA DE ESTILOS DA LANDING PAGE
   Ethos, Rigor, Método e Escala. Cantos retos (border-radius: 0)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. FONTES LOCAIS (WOFF2 EXTRAÍDAS DO PROTÓTIPO)
   -------------------------------------------------------------------------- */

/* INTER TIGHT — DISPLAY FAMILY */
@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url("fonts/4828f497-b3e8-4f2e-adf3-af10e4961429.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/4828f497-b3e8-4f2e-adf3-af10e4961429.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/4828f497-b3e8-4f2e-adf3-af10e4961429.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/4828f497-b3e8-4f2e-adf3-af10e4961429.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter Tight';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/4828f497-b3e8-4f2e-adf3-af10e4961429.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* JETBRAINS MONO — MONOSPACE FAMILY */
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/16e24b0a-c5a8-424c-ac7c-d40795dbbe80.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/16e24b0a-c5a8-424c-ac7c-d40795dbbe80.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --------------------------------------------------------------------------
   2. VARIÁVEIS / DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  --color-navy: #0A1628;        /* Primária — marinho institucional */
  --color-paper: #F4F1EA;       /* Secundária — fundo claro quente */
  --color-bone: #E8E3D5;        /* Terciária — fundo claro mais denso */
  --color-accent: #8FA8C9;      /* Azul acento / Destaque discreto */
  --color-line: rgba(10, 22, 40, 0.12); /* Hairline em fundo claro */
  --color-line-dark: rgba(244, 241, 234, 0.12); /* Hairline em fundo escuro */
  
  --font-display: 'Inter Tight', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  
  --grid-margin: 56px;
  --grid-gap: 24px;
}

/* --------------------------------------------------------------------------
   3. RESETS & REGRAS GLOBAIS
   -------------------------------------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-radius: 0 !important; /* Estrita diretriz da Pedra Angular: sem cantos arredondados */
}

html {
  scroll-behavior: smooth;
  background-color: var(--color-paper);
  color: var(--color-navy);
  font-family: var(--font-display);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

/* Links & Botões gerais */
a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.25s ease;
}

input, textarea, button {
  font-family: inherit;
  color: inherit;
  background: transparent;
  border: none;
  outline: none;
}

/* Scrollbar premium customizada */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bone);
}
::-webkit-scrollbar-thumb {
  background: var(--color-navy);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent);
}

/* --------------------------------------------------------------------------
   4. TIPOGRAFIA & UTILITÁRIOS
   -------------------------------------------------------------------------- */
.mono-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-navy);
  opacity: 0.6;
}

.mono-label-light {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.85;
}

.title-italic {
  font-style: italic;
  font-weight: 300;
}

.hairline {
  height: 1px;
  background: var(--color-line);
  width: 100%;
}

.hairline-dark {
  height: 1px;
  background: var(--color-line-dark);
  width: 100%;
}

/* Botões do Design System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
  border: 1px solid var(--color-navy);
  transition: color 0.3s cubic-bezier(0.25, 1, 0.5, 1), background-color 0.3s ease;
}

.btn-primary {
  background-color: var(--color-navy);
  color: var(--color-paper);
  border-color: var(--color-navy);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--color-accent);
  z-index: -1;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.btn-primary:hover {
  color: var(--color-navy);
}

.btn-primary:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
}

.btn-secondary::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--color-navy);
  z-index: -1;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

.btn-secondary:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Badges e Selos */
.badge {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--color-navy);
  color: var(--color-navy);
  display: inline-block;
}

/* --------------------------------------------------------------------------
   5. CABEÇALHO / HEADER STICKY
   -------------------------------------------------------------------------- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(244, 241, 234, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-line);
  transition: background 0.3s ease, padding 0.3s ease;
}

header.scrolled {
  background: rgba(244, 241, 234, 0.95);
  padding: 14px var(--grid-margin);
}

.header-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 22px var(--grid-margin);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: padding 0.3s ease;
}

header.scrolled .header-container {
  padding: 10px 0;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--color-navy);
}

.logo-svg {
  width: 20px;
  height: 20px;
}

nav {
  display: flex;
  gap: 40px;
  font-size: 13px;
  font-weight: 500;
}

.nav-link {
  position: relative;
  padding: 6px 0;
  opacity: 0.8;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background-color: var(--color-navy);
  transition: width 0.3s ease, left 0.3s ease;
}

.nav-link:hover {
  opacity: 1;
}

.nav-link:hover::after {
  width: 100%;
  left: 0;
}

.menu-toggle {
  display: none;
  font-size: 18px;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   6. HERO SECTION
   -------------------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  padding-top: 120px;
  padding-bottom: 72px;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 72px;
  align-items: center;
}

.hero-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
}

.hero-left h1 {
  font-size: 72px;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: var(--color-navy);
}

.hero-description {
  font-size: 17px;
  line-height: 1.65;
  opacity: 0.8;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}

/* Painel direito da Hero (Blueprint / Ticks) */
.hero-right-blueprint {
  background: var(--color-navy);
  color: var(--color-paper);
  padding: 48px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 480px;
  box-shadow: 0 20px 48px rgba(10, 22, 40, 0.15);
}

/* Corner ticks (Moldura Blueprint) */
.blueprint-tick {
  position: absolute;
  width: 16px;
  height: 16px;
}
.tick-tl { top: 16px; left: 16px; border-top: 1px solid var(--color-accent); border-left: 1px solid var(--color-accent); }
.tick-tr { top: 16px; right: 16px; border-top: 1px solid var(--color-accent); border-right: 1px solid var(--color-accent); }
.tick-bl { bottom: 16px; left: 16px; border-bottom: 1px solid var(--color-accent); border-left: 1px solid var(--color-accent); }
.tick-br { bottom: 16px; right: 16px; border-bottom: 1px solid var(--color-accent); border-right: 1px solid var(--color-accent); }

.hero-blueprint-logo {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
}

.hero-blueprint-logo svg {
  color: var(--color-paper);
  opacity: 0.95;
}

.hero-indicators {
  margin-top: auto;
}

.indicators-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 20px;
}

.stat-item {
  border-left: 1px solid rgba(244, 241, 234, 0.15);
  padding-left: 16px;
}

.stat-num {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  opacity: 0.7;
  margin-top: 6px;
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   7. SEÇÃO MANIFESTO (DNA)
   -------------------------------------------------------------------------- */
.manifesto {
  background: var(--color-navy);
  color: var(--color-paper);
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.manifesto-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 80px;
  align-items: center;
}

.manifesto-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 36px;
  position: relative;
  z-index: 2;
}

.manifesto-left h2 {
  font-size: 52px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.manifesto-body {
  font-size: 17px;
  line-height: 1.7;
  opacity: 0.85;
  max-width: 560px;
}

/* Os 4 Pilares da NeoSitten */
.pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  width: 100%;
  margin-top: 12px;
}

.pillar-card {
  border-left: 2px solid var(--color-accent);
  padding-left: 16px;
  transition: transform 0.3s ease;
}

.pillar-card:hover {
  transform: translateX(4px);
}

.pillar-title {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-paper);
}

.pillar-desc {
  font-size: 13px;
  opacity: 0.72;
  margin-top: 6px;
  line-height: 1.5;
}

/* Blueprint lateral da Pedra Angular gigante */
.manifesto-right-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.visual-canvas {
  position: relative;
  width: 380px;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.visual-frame {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(143, 168, 201, 0.15);
  transform: scale(1.35);
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   8. SEÇÃO GARTNER DADO (KPI)
   -------------------------------------------------------------------------- */
.kpi-section {
  padding: 140px 0;
  background-color: var(--color-paper);
  border-bottom: 1px solid var(--color-line);
}

.kpi-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.kpi-big-num {
  font-size: 156px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-navy);
}

.kpi-content {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.kpi-content h3 {
  font-size: 36px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.kpi-content p {
  font-size: 16px;
  line-height: 1.65;
  opacity: 0.8;
  max-width: 500px;
}

/* --------------------------------------------------------------------------
   9. SEÇÃO MÉTODO (90 DIAS)
   -------------------------------------------------------------------------- */
.method {
  background-color: var(--color-bone);
  padding: 120px 0;
  border-bottom: 1px solid var(--color-line);
}

.method-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
}

.method-header {
  margin-bottom: 64px;
}

.method-header h2 {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 8px;
}

.method-table {
  border: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
}

.method-row {
  display: grid;
  grid-template-columns: 1fr 0.8fr 1.5fr;
  padding: 32px 40px;
  border-bottom: 1px solid var(--color-line);
  align-items: center;
  background: transparent;
  transition: background-color 0.3s ease;
}

.method-row:last-child {
  border-bottom: none;
}

.method-row:hover {
  background-color: rgba(10, 22, 40, 0.03);
}

.method-row-phase {
  font-size: 20px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 16px;
}

.method-row-duration {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-navy);
  opacity: 0.8;
}

.method-row-details {
  font-size: 15px;
  line-height: 1.6;
  opacity: 0.85;
}

/* --------------------------------------------------------------------------
   10. SEÇÃO CASOS (CARDS)
   -------------------------------------------------------------------------- */
.cases {
  padding: 120px 0;
  background: var(--color-paper);
}

.cases-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
}

.cases-header {
  margin-bottom: 56px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.cases-header h2 {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 8px;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}

.case-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 340px;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 36px rgba(10, 22, 40, 0.08);
}

.case-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.case-card-body {
  margin-top: 32px;
  margin-bottom: 40px;
}

.case-card-body h3 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.case-card-body p {
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.78;
  margin-top: 14px;
}

.case-card-footer {
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: 0.5;
}

/* --------------------------------------------------------------------------
   11. BANNER CALLOUT (RIBON)
   -------------------------------------------------------------------------- */
.callout-banner {
  background: var(--color-navy);
  color: var(--color-paper);
  padding: 80px 0;
  border-left: 6px solid var(--color-accent);
}

.callout-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
}

.callout-banner h2 {
  font-size: 38px;
  font-weight: 300;
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.callout-banner span {
  font-family: var(--font-mono);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.22em;
  opacity: 0.6;
  display: block;
  margin-top: 20px;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   12. SEÇÃO CONTATO INTERATIVO (ENVELOPE DL)
   -------------------------------------------------------------------------- */
.contact-section {
  padding: 140px 0;
  background-color: var(--color-bone);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-header {
  text-align: center;
  margin-bottom: 60px;
}

.contact-header h2 {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 8px;
}

/* Canvas 3D do Envelope */
.envelope-canvas {
  width: 100%;
  max-width: 820px;
  perspective: 1500px;
  position: relative;
  min-height: 480px;
}

/* O Envelope DL */
.envelope-dl {
  width: 100%;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: 1.1fr 1.3fr;
  box-shadow: 0 30px 60px rgba(10, 22, 40, 0.12);
  transform-style: preserve-3d;
  transition: transform 0.9s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.8s ease;
  position: relative;
  z-index: 10;
}

/* Estado Enviado */
.envelope-dl.sent {
  transform: translateY(-200px) rotateX(25deg) rotateY(15deg) scale(0.7);
  opacity: 0;
  pointer-events: none;
}

/* Lado Esquerdo do Envelope (Remetente) */
.envelope-left {
  border-right: 1px solid var(--color-line);
  padding: 44px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.envelope-sender-info {
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.6;
  opacity: 0.6;
  text-transform: uppercase;
  margin-top: 40px;
}

/* Lado Direito do Envelope (Formulário) */
.envelope-right {
  padding: 44px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.envelope-dest-title {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  opacity: 0.5;
  text-transform: uppercase;
  margin-bottom: 24px;
}

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

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

.form-group label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  opacity: 0.5;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea {
  border-bottom: 1px solid rgba(10, 22, 40, 0.18);
  font-family: var(--font-display);
  font-size: 14px;
  padding: 6px 0;
  transition: border-bottom-color 0.3s ease;
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--color-navy);
}

/* O Selo Postal (Botão de Envio) */
.postage-stamp-btn {
  position: absolute;
  top: 36px;
  right: 36px;
  width: 72px;
  height: 84px;
  background-color: var(--color-bone);
  border: 1px dashed var(--color-accent);
  padding: 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s ease;
  z-index: 5;
}

.stamp-inner {
  border: 1px solid var(--color-accent);
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: white;
  transition: all 0.3s ease;
}

.stamp-inner svg {
  color: var(--color-navy);
}

.stamp-label {
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-navy);
  font-weight: 500;
  text-align: center;
}

.postage-stamp-btn:hover {
  transform: rotate(3deg) scale(1.05);
  border-color: var(--color-navy);
  box-shadow: 0 8px 16px rgba(10, 22, 40, 0.06);
}

.postage-stamp-btn:hover .stamp-inner {
  background: var(--color-paper);
  border-color: var(--color-navy);
}

.postage-stamp-btn:active {
  transform: rotate(-1deg) scale(0.98);
}

/* Mensagem de Sucesso (O Lacre do Envelope) */
.success-card {
  position: absolute;
  inset: 0;
  background: var(--color-navy);
  color: var(--color-paper);
  border: 1px solid var(--color-line-dark);
  padding: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 24px;
  opacity: 0;
  transform: scale(0.9) translateZ(0);
  pointer-events: none;
  transition: all 0.7s cubic-bezier(0.25, 1, 0.5, 1);
  box-shadow: 0 30px 60px rgba(10, 22, 40, 0.25);
  z-index: 1;
}

.success-card.visible {
  opacity: 1;
  transform: scale(1) translateZ(0);
  pointer-events: auto;
  z-index: 12;
}

.success-card h3 {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.success-card p {
  font-size: 15px;
  line-height: 1.6;
  opacity: 0.8;
  max-width: 380px;
}

/* --------------------------------------------------------------------------
   13. RODAPÉ / FOOTER (MODERN & PREMIUM)
   -------------------------------------------------------------------------- */
footer.footer-modern {
  background-color: var(--color-navy);
  color: var(--color-paper);
  padding: 100px 0 var(--grid-margin) 0;
  border-top: 1px solid rgba(244, 241, 234, 0.05);
  position: relative;
  overflow: hidden;
}

/* Subtle Animated Glow in the background */
.footer-glow {
  position: absolute;
  top: -150px;
  left: 10%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, rgba(143, 168, 201, 0.08) 0%, rgba(10, 22, 40, 0) 70%);
  border-radius: 50% !important; /* Exceção do glow suave */
  filter: blur(60px);
  z-index: 0;
  pointer-events: none;
  animation: pulseGlow 12s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
  0% { transform: scale(1) translate(0, 0); opacity: 0.5; }
  100% { transform: scale(1.2) translate(5%, 5%); opacity: 1; }
}

.footer-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--grid-margin);
  position: relative;
  z-index: 1;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 72px;
  padding-bottom: 64px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.footer-logo {
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.footer-logo:hover {
  transform: translateY(-2px);
}

.footer-brand p {
  font-size: 15px;
  opacity: 0.65;
  max-width: 340px;
  line-height: 1.7;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.footer-links-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  position: relative;
  display: inline-block;
  padding-bottom: 8px;
}

.footer-links-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.5;
}

.footer-nav-list, .footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 14px;
}

.footer-contact-list {
  gap: 20px;
}

/* Hover effects for links */
.footer-link {
  opacity: 0.7;
  position: relative;
  padding-bottom: 4px;
  display: inline-block;
  transition: opacity 0.3s ease, color 0.3s ease, transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.footer-link::after {
  content: '';
  position: absolute;
  width: 100%;
  transform: scaleX(0);
  height: 1px;
  bottom: 0;
  left: 0;
  background-color: var(--color-paper);
  transform-origin: bottom right;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.footer-link:hover {
  opacity: 1;
  transform: translateX(4px);
}

.footer-link:hover::after {
  transform: scaleX(1);
  transform-origin: bottom left;
}

.footer-contact-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.8;
  display: inline-block;
  margin-right: 8px;
  margin-bottom: 0;
}

.footer-action-item {
  margin-top: 8px;
}

.footer-link-action {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  padding: 8px 16px;
  border: 1px solid rgba(143, 168, 201, 0.3);
  display: inline-flex;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.02);
}

.footer-link-action:hover {
  background: rgba(143, 168, 201, 0.1);
  border-color: var(--color-accent);
  color: var(--color-paper);
  transform: translateY(-2px);
}

.footer-quote {
  font-style: italic;
  font-weight: 300;
  font-size: 11px;
  line-height: 1.6;
  opacity: 0.45;
  padding-left: 16px;
  border-left: 1px solid rgba(244, 241, 234, 0.15);
  margin-top: 24px;
}

.footer-bottom {
  border-top: 1px solid rgba(244, 241, 234, 0.08);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.4;
  transition: opacity 0.3s ease;
}

.footer-bottom:hover {
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   14. ANIMAÇÕES DE SCROLL REVEAL (INTRUDUZIDAS COM INTERSECTIONOBSERVER)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

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

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* --------------------------------------------------------------------------
   15. RESPONSIVIDADE & BREAKPOINTS MÓVEIS
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  :root {
    --grid-margin: 36px;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  
  .hero-left h1 {
    font-size: 56px;
  }
  
  .manifesto-container {
    grid-template-columns: 1fr;
    gap: 60px;
  }
  
  .kpi-container {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .kpi-big-num {
    font-size: 120px;
  }
  
  .cases-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .envelope-dl {
    grid-template-columns: 1fr;
  }
  
  .envelope-left {
    border-right: none;
    border-bottom: 1px solid var(--color-line);
    padding: 32px;
  }
  
  .envelope-right {
    padding: 32px;
  }
  
  .postage-stamp-btn {
    top: auto;
    bottom: 32px;
    right: 32px;
  }
  
  .envelope-form-fields {
    padding-bottom: 80px; /* Evita que os campos sobreponham o selo */
  }
}

@media (max-width: 768px) {
  :root {
    --grid-margin: 24px;
  }
  
  /* Menu Mobile */
  nav {
    display: none;
  }
  nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
    padding: 24px var(--grid-margin);
    gap: 20px;
    box-shadow: 0 10px 20px rgba(10, 22, 40, 0.05);
  }
  
  .menu-toggle {
    display: block;
  }
  
  .hero-left h1 {
    font-size: 42px;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
  }
  
  .hero-right-blueprint {
    padding: 32px;
    min-height: 420px;
  }
  
  .stat-num {
    font-size: 26px;
  }
  
  .manifesto-left h2 {
    font-size: 38px;
  }
  
  .pillars-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .kpi-big-num {
    font-size: 96px;
  }
  
  .method-row {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 24px 20px;
  }
  
  .method-row-phase {
    font-size: 17px;
  }
  
  .cases-grid {
    grid-template-columns: 1fr;
  }
  
  .callout-banner h2 {
    font-size: 28px;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}