/* ==========================================================================
   NEXA DESIGN SYSTEM — Soft Premium / Calm Technology
   Estética: Espaço negativo generoso, tons suaves, off-white, superfícies brancas,
   verde sálvia/musgo para estabilidade e confiança, tipografia Plus Jakarta Sans/Inter.
   ========================================================================== */

:root {
  /* Paleta Base Calm Tech */
  --bg-main: #F7F8F6;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F0F3F1;
  --bg-muted: #EAEFEA;
  
  /* Tipografia & Contraste */
  --text-main: #202522;
  --text-secondary: #68716B;
  --text-muted: #8E9992;
  --text-inverted: #FFFFFF;
  
  /* Verde Identidade (Sage / Musgo Conexão Suave) */
  --primary: #4F8F73;
  --primary-hover: #427A62;
  --primary-active: #376551;
  --primary-light: #E7F2EC;
  --primary-light-border: #C8E0D4;
  --primary-subtle: #F2F8F5;
  
  /* Cores de Estado e Segurança */
  --status-ok: #4F8F73;
  --status-ok-bg: #E7F2EC;
  --status-active-glow: rgba(79, 143, 115, 0.25);
  --status-amber: #D97706;
  --status-amber-bg: #FEF3C7;
  
  /* Bordas e Divisores */
  --border-light: #E5E9E5;
  --border-subtle: #EEF2EE;
  --border-focus: #4F8F73;
  
  /* Sombras Suaves (Sem Neon) */
  --shadow-subtle: 0 2px 8px rgba(30, 45, 35, 0.04);
  --shadow-card: 0 8px 30px rgba(30, 45, 35, 0.06);
  --shadow-hover: 0 14px 40px rgba(30, 45, 35, 0.09);
  --shadow-float: 0 20px 50px rgba(30, 45, 35, 0.08);
  
  /* Raio e Espaçamentos */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;
  
  --container-max: 1200px;
  --header-height: 72px;
  
  /* Transições Naturais */
  --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.15s var(--ease-soft);
  --transition-normal: 0.25s var(--ease-soft);
  
  /* Tipografia Moderna */
  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ==========================================================================
   Reset e Estilos Globais
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button, input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  background: none;
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 100px;
  padding-bottom: 100px;
}

.section-tight {
  padding-top: 60px;
  padding-bottom: 60px;
}

/* Cabeçalho de Seção */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.25;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   1. HEADER — Extremamente Limpo e Refinado
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 248, 246, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  transition: transform var(--transition-fast);
}

.brand-wrapper:hover .brand-logo-img {
  transform: scale(1.04);
}

.brand-title-box {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.03em;
}

/* Menu de Navegação Central/Discreto */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 0;
  position: relative;
}

.nav-link:hover {
  color: var(--text-main);
}

.nav-link.active {
  color: var(--text-main);
  font-weight: 600;
}

/* Indicador de Estado Elegante e Ações */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.system-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
}

.status-beacon {
  width: 7px;
  height: 7px;
  background-color: var(--primary);
  border-radius: 50%;
  position: relative;
}

.status-beacon::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background-color: var(--status-active-glow);
  animation: beacon-pulse 2.4s infinite ease-out;
}

@keyframes beacon-pulse {
  0% { transform: scale(0.6); opacity: 1; }
  70% { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}

.btn-header-github {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.btn-header-github:hover {
  color: var(--text-main);
  background: var(--bg-subtle);
}

.btn-mobile-toggle {
  display: none;
  padding: 8px;
  color: var(--text-main);
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   2. HERO SECTION — Comercial, Limpo e Calmo
   ========================================================================== */
.hero-section {
  padding-top: 70px;
  padding-bottom: 60px;
  text-align: center;
}

.hero-content {
  max-width: 840px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 28px;
  box-shadow: var(--shadow-subtle);
}

.hero-pill-icon {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.15;
  letter-spacing: -0.035em;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 36px;
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}

/* Botões Modernos e Confortáveis (44-48px) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  height: 48px;
  padding: 0 24px;
  border-radius: var(--radius-pill);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-inverted);
  box-shadow: 0 4px 14px rgba(79, 143, 115, 0.25);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(79, 143, 115, 0.32);
}

.btn-primary:active {
  background-color: var(--primary-active);
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-subtle);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: #DDE2DD;
  transform: translateY(-1px);
}

.hero-trust-info {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-trust-dot {
  opacity: 0.4;
}

/* ==========================================================================
   3. VISUAL PRINCIPAL DO PRODUTO (Hero Product Showcase)
   Windows PC → Conexão Suave → Linux Laptop com Cursor Animado Sutil
   ========================================================================== */
.product-showcase-container {
  margin-top: 50px;
  margin-bottom: 40px;
}

.product-showcase-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 48px 36px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.showcase-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  position: relative;
  padding: 20px 0;
}

/* Mockup de Dispositivo Minimalista */
.device-frame {
  flex: 1;
  max-width: 440px;
  background: #FAFBFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
  position: relative;
}

.device-frame.active-device {
  border-color: var(--primary);
  background: #FFFFFF;
  box-shadow: 0 10px 30px rgba(79, 143, 115, 0.1);
}

.device-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.device-badge-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.device-os-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  color: var(--text-secondary);
}

.device-screen-canvas {
  height: 180px;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.active-device .device-screen-canvas {
  background: var(--primary-subtle);
}

.device-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
}

.device-caption {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* Conexão Suave Central com Cursor Atravessando */
.showcase-bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 140px;
  flex-shrink: 0;
}

.bridge-line-wrap {
  width: 100%;
  height: 3px;
  background: #E0E5E1;
  border-radius: var(--radius-pill);
  position: relative;
  margin: 12px 0;
  overflow: visible;
}

.bridge-flow-pulse {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 40px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  border-radius: var(--radius-pill);
  animation: flow-pulse 2.2s infinite ease-in-out;
}

@keyframes flow-pulse {
  0% { left: 0%; opacity: 0; }
  50% { opacity: 1; }
  100% { left: 80%; opacity: 0; }
}

/* Cursor sutil atravessando a ponte */
.bridge-cursor-anim {
  position: absolute;
  top: -10px;
  left: 10%;
  width: 22px;
  height: 22px;
  color: var(--primary);
  animation: cursor-glide 4s infinite ease-in-out;
  pointer-events: none;
  filter: drop-shadow(0 2px 4px rgba(79, 143, 115, 0.2));
}

@keyframes cursor-glide {
  0%, 15% { transform: translateX(0); opacity: 0; }
  25% { opacity: 1; }
  75% { opacity: 1; }
  85%, 100% { transform: translateX(110px); opacity: 0; }
}

.bridge-caption {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Controles de Disposição Suaves */
.showcase-footer-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.btn-position-pill {
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  background: var(--bg-surface);
  transition: all var(--transition-fast);
}

.btn-position-pill:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.btn-position-pill.active {
  color: var(--primary);
  border-color: var(--primary-light-border);
  background: var(--primary-light);
  font-weight: 600;
}

/* ==========================================================================
   4. CONFIGURAÇÃO / CONEXÃO INTERATIVA (Fluxo Simples em 3 Passos)
   ========================================================================== */
.interactive-flow-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: start;
}

.flow-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.flow-card-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.flow-card-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.flow-step-block {
  margin-bottom: 24px;
}

.flow-step-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 10px;
}

/* Toggle Modo Este computador / Outro computador */
.mode-toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  background: var(--bg-subtle);
  padding: 4px;
  border-radius: var(--radius-md);
}

.btn-mode-pill {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
  transition: all var(--transition-fast);
}

.btn-mode-pill.active {
  background: var(--bg-surface);
  color: var(--text-main);
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

/* Campo de Endereço IP */
.input-ip-group {
  display: flex;
  align-items: center;
  background: #FAFBFA;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 4px 6px 4px 14px;
  transition: border-color var(--transition-fast);
}

.input-ip-group:focus-within {
  border-color: var(--primary);
  background: #FFFFFF;
}

.input-ip-field {
  flex: 1;
  height: 40px;
  color: var(--text-main);
  font-weight: 500;
  background: transparent;
}

.input-ip-field::placeholder {
  color: var(--text-muted);
}

.btn-copy-ip {
  padding: 8px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.btn-copy-ip:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

/* Botão Conectar ao Nexa Grande */
.btn-connect-main {
  width: 100%;
  height: 52px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  background: var(--primary);
  color: var(--text-inverted);
  box-shadow: 0 4px 16px rgba(79, 143, 115, 0.25);
  transition: all var(--transition-normal);
}

.btn-connect-main:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(79, 143, 115, 0.32);
}

.btn-connect-main.connected {
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary-light-border);
  box-shadow: none;
}

/* ==========================================================================
   5. DIAGNÓSTICO SIMPLIFICADO ("Tudo funcionando")
   ========================================================================== */
.status-summary-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.status-summary-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.status-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot-green {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
}

.status-item-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-main);
}

.status-item-state {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.btn-toggle-tech-details {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 8px 0;
  transition: color var(--transition-fast);
}

.btn-toggle-tech-details:hover {
  color: var(--primary);
}

.tech-details-drawer {
  display: none;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.tech-details-drawer.open {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.tech-step-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.84rem;
  padding: 8px 0;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

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

.tech-step-badge {
  font-weight: 600;
  color: var(--primary);
}

/* ==========================================================================
   6. PERMISSÕES LINUX (Configuração Sob Demanda)
   ========================================================================== */
.linux-setup-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  margin-top: 32px;
}

.linux-setup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.linux-setup-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.linux-setup-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.btn-show-config {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-show-config:hover {
  background: #E8ECE8;
}

.linux-config-drawer {
  display: none;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.linux-config-drawer.open {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

.terminal-box {
  background: #1C221F;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.terminal-code {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: #E2ECE5;
  word-break: break-all;
}

.btn-copy-terminal {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #1C221F;
  background: #FFFFFF;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-copy-terminal:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* ==========================================================================
   7. SEÇÃO "COMO FUNCIONA" — 3 Passos Simples
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-item-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.step-item-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.step-number {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  display: inline-block;
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.step-item-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.step-item-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   8. BENEFÍCIOS — Cards Leves e Amplos
   ========================================================================== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.benefit-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
}

.benefit-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-1px);
}

.benefit-icon-wrap {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}

.benefit-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.benefit-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   9. FOOTER — Minimalista e Discreto
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-light);
  background: var(--bg-surface);
  padding-top: 60px;
  padding-bottom: 48px;
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand-desc {
  max-width: 320px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-top: 10px;
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.footer-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.footer-link:hover {
  color: var(--text-main);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.84rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Responsividade & Acessibilidade
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.75rem;
  }
  .interactive-flow-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-header .nav-menu {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-light);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    box-shadow: var(--shadow-card);
  }
  
  .site-header .nav-menu.open {
    display: flex;
  }
  
  .btn-mobile-toggle {
    display: block;
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-subtitle {
    font-size: 1.0625rem;
  }
  
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-cta-group .btn {
    width: 100%;
  }
  
  .showcase-stage {
    flex-direction: column;
    gap: 20px;
  }
  
  .device-frame {
    width: 100%;
    max-width: 100%;
  }
  
  .showcase-bridge {
    width: 100%;
    height: 40px;
  }
  
  .bridge-line-wrap {
    width: 60px;
  }
  
  .bridge-cursor-anim {
    display: none;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    flex-direction: column;
    gap: 28px;
  }
  
  .footer-nav {
    flex-wrap: wrap;
    gap: 20px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}