/* ==========================================================================
   AVTECH - DESIGN SYSTEM & STYLES (Vanilla CSS de Alta Performance)
   ========================================================================== */

/* 1. VARIÁVEIS DE DESIGN & TOKENS DE CORES */
:root {
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Paleta Harmoniosa & Moderna */
  --color-primary: #0b1426;
  --color-primary-dark: #070d1a;
  --color-primary-light: #162444;
  --color-primary-container: #101b33;
  --color-on-primary: #ffffff;
  
  --color-secondary: #059669;       /* Emerald / Sucesso tecnológico */
  --color-secondary-hover: #047857;
  --color-secondary-light: #10b981;
  --color-secondary-container: #d1fae5;
  --color-secondary-glow: rgba(5, 150, 105, 0.25);

  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1ebd5a;
  --color-whatsapp-glow: rgba(37, 211, 102, 0.35);

  --color-surface: #f8fafc;
  --color-surface-low: #f1f5f9;
  --color-surface-card: #ffffff;
  --color-surface-elevated: #ffffff;
  
  --color-text-main: #0f172a;
  --color-text-muted: #475569;
  --color-text-light: #64748b;
  --color-text-inverse: #ffffff;

  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-border-focus: #059669;

  --color-danger-bg: #fef2f2;
  --color-danger-text: #b91c1c;
  --color-danger-border: #fecaca;

  /* Espaçamentos e Dimensões */
  --max-width: 1240px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Sombras e Elevação */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 28px rgba(15, 23, 42, 0.09);
  --shadow-xl: 0 20px 45px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 25px var(--color-whatsapp-glow);

  /* Transições suaves */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. RESET E BASE */
*, *::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-body);
  background-color: var(--color-surface);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  line-height: 1.25;
  letter-spacing: -0.025em;
  font-weight: 800;
}

h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.5rem);
  letter-spacing: -0.035em;
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 700;
}

p {
  color: var(--color-text-muted);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* 3. UTILITÁRIOS E LAYOUT */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  position: relative;
}

.section-low {
  background-color: var(--color-surface-low);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: rgba(5, 150, 105, 0.1);
  color: var(--color-secondary);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  margin-top: 1rem;
  color: var(--color-text-muted);
}

.highlight-green {
  color: var(--color-secondary);
  position: relative;
  display: inline-block;
}

.highlight-green::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 100%;
  height: 6px;
  background: var(--color-secondary-container);
  z-index: -1;
  border-radius: 4px;
}

/* 4. BOTÕES E CTAS DE ALTA CONVERSÃO */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  transition: all var(--transition-normal);
  text-align: center;
  cursor: pointer;
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--color-whatsapp-glow);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(37, 211, 102, 0.45);
  color: #ffffff;
}

.btn-whatsapp-hero {
  flex-direction: column;
  padding: 0.85rem 1.8rem;
  box-shadow: 0 6px 20px var(--color-whatsapp-glow);
}

.btn-whatsapp-hero .btn-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 800;
}

.btn-whatsapp-hero .btn-sub {
  font-size: 0.75rem;
  font-weight: 500;
  opacity: 0.92;
  margin-top: 0.15rem;
}

.btn-outline {
  background: var(--color-surface-card);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--color-surface-low);
  border-color: var(--color-secondary);
  color: var(--color-secondary);
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

/* 5. HEADER & NAVEGAÇÃO */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: rgba(248, 250, 252, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  z-index: 1000;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
  background: rgba(255, 255, 255, 0.95);
}

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

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 900;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  box-shadow: 0 4px 10px rgba(11, 20, 38, 0.15);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-brand {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--color-primary);
  letter-spacing: -0.03em;
}

.logo-tag {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-secondary);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(5, 150, 105, 0.12);
  color: var(--color-secondary);
  font-size: 0.75rem;
  font-weight: 700;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-secondary);
  border-radius: 50%;
  position: relative;
}

.pulse-dot::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  animation: pulse-ring 1.8s infinite cubic-bezier(0.24, 0, 0.38, 1);
}

@keyframes pulse-ring {
  0% { transform: scale(0.6); opacity: 0.8; }
  100% { transform: scale(2.2); opacity: 0; }
}

.mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-surface-low);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
}

/* 6. HERO SECTION */
.hero-section {
  padding-top: calc(80px + 4rem);
  padding-bottom: 5rem;
  background: radial-gradient(circle at 80% 20%, rgba(209, 250, 229, 0.45) 0%, rgba(248, 250, 252, 0) 50%),
              linear-gradient(180deg, var(--color-surface) 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1rem;
  background: rgba(5, 150, 105, 0.1);
  border: 1px solid rgba(5, 150, 105, 0.2);
  border-radius: var(--radius-full);
  color: var(--color-secondary);
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  width: fit-content;
}

.hero-title {
  color: var(--color-text-main);
}

.hero-title span.accent {
  color: var(--color-secondary);
  background: linear-gradient(135deg, var(--color-secondary) 0%, #047857 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.hero-desc {
  font-size: 1.18rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 0.5rem;
}

.hero-trust-bar {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.trust-item svg, .trust-item .icon {
  color: var(--color-secondary);
  flex-shrink: 0;
}

/* 7. WHATSAPP LIVE SIMULATOR (INTERATIVO) */
.simulator-wrap {
  position: relative;
}

.simulator-glow {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 280px;
  height: 280px;
  background: rgba(5, 150, 105, 0.18);
  border-radius: 50%;
  filter: blur(50px);
  z-index: 0;
  pointer-events: none;
}

.simulator-phone {
  position: relative;
  z-index: 1;
  background: #ffffff;
  border-radius: var(--radius-xl);
  border: 8px solid #0f172a;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
  overflow: hidden;
}

.phone-notch {
  background: #0f172a;
  height: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.notch-speaker {
  width: 50px;
  height: 4px;
  background: #334155;
  border-radius: 4px;
}

.sim-header {
  background: var(--color-primary-container);
  color: #ffffff;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sim-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sim-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary-light);
  font-size: 1.2rem;
  border: 2px solid rgba(16, 185, 129, 0.4);
}

.sim-info h4 {
  font-size: 0.92rem;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
}

.sim-info span {
  font-size: 0.72rem;
  color: #10b981;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Tab selector within simulator */
.sim-tabs {
  display: flex;
  background: #0b1426;
  padding: 0.35rem;
  gap: 0.35rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sim-tab-btn {
  flex: 1;
  padding: 0.4rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #94a3b8;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-align: center;
}

.sim-tab-btn.active {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.sim-chat-area {
  background: #efeae2;
  background-image: radial-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 0);
  background-size: 16px 16px;
  padding: 1rem;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.85rem;
}

.sim-timestamp-center {
  align-self: center;
  background: rgba(255, 255, 255, 0.9);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.68rem;
  color: #64748b;
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.bubble {
  max-width: 86%;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  line-height: 1.45;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
  position: relative;
  animation: fadeInBubble 0.35s ease forwards;
}

@keyframes fadeInBubble {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.bubble-user {
  align-self: flex-end;
  background-color: #d9fdd3;
  color: #111827;
  border-top-right-radius: 2px;
}

.bubble-ai {
  align-self: flex-start;
  background-color: #ffffff;
  color: #111827;
  border-top-left-radius: 2px;
}

.bubble-tag {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.35rem;
}

.bubble-card {
  align-self: flex-start;
  background-color: #ffffff;
  border: 1px solid rgba(5, 150, 105, 0.25);
  border-left: 4px solid var(--color-secondary);
  border-radius: 10px;
  padding: 0.75rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.bubble-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.25rem;
  font-size: 0.65rem;
  color: #64748b;
  margin-top: 0.35rem;
}

.sim-footer {
  background: #f8fafc;
  padding: 0.6rem 1rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-light);
  border-top: 1px solid var(--color-border);
  font-weight: 500;
}

/* 8. CARDS DOS DOIS PILARES CENTRAIS */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.pillar-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(5, 150, 105, 0.35);
}

.pillar-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--color-primary);
  color: #ffffff;
  padding: 0.4rem 1rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom-left-radius: var(--radius-md);
}

.pillar-badge.highlight {
  background: var(--color-secondary);
}

.pillar-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: var(--color-surface-low);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.pillar-card:hover .pillar-icon-box {
  background: var(--color-secondary-container);
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 1.8rem 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.feature-item svg {
  color: var(--color-secondary);
  flex-shrink: 0;
  margin-top: 3px;
}

.pillar-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-primary);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.pillar-cta-link:hover {
  color: var(--color-secondary);
  gap: 0.85rem;
}

/* 9. MÓDULOS DE EXPANSÃO (GOOGLE MEU NEGÓCIO & ADS) */
.expansions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.8rem;
}

.expansion-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  display: flex;
  gap: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.expansion-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.expansion-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-low);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.expansion-content h4 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.expansion-tag {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-secondary);
}

/* 10. NICHO EM DESTAQUE (CLÍNICAS & CONSULTÓRIOS - PRIORIDADE ALTA) */
.featured-niche-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-xl);
  padding: 3rem;
  border: 2px solid rgba(5, 150, 105, 0.25);
  box-shadow: var(--shadow-lg);
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.featured-niche-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--color-secondary), #3b82f6);
}

.niche-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.niche-header-badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.niche-tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
}

.niche-alert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  background: var(--color-secondary-container);
  color: var(--color-secondary);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 800;
}

.ai-solution-box {
  background: var(--color-surface-low);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-secondary);
  margin: 1.25rem 0;
}

.ai-solution-box h5 {
  color: var(--color-secondary);
  font-size: 0.88rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.35rem;
}

.metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.metric-box {
  background: var(--color-surface-low);
  padding: 1rem;
  border-radius: var(--radius-md);
  text-align: center;
}

.metric-val {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.1;
  display: block;
}

.metric-lbl {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.3rem;
  display: block;
}

.testimonial-card {
  background: var(--color-surface-low);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.test-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 0.6rem;
}

.test-quote {
  font-style: italic;
  color: var(--color-text-main);
  font-size: 0.95rem;
  line-height: 1.5;
}

.test-author {
  display: block;
  margin-top: 0.75rem;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-text-main);
}

/* Nichos Secundários Grid */
.secondary-niches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.sec-niche-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.sec-niche-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}

.sec-niche-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.sec-niche-icon {
  width: 44px;
  height: 44px;
  background: var(--color-surface-low);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

/* 11. PROCESSO EM 3 ETAPAS */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.step-card {
  background: var(--color-surface-card);
  padding: 2.2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  transition: all var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary);
}

.step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.step-card:nth-child(2) .step-number {
  background: var(--color-secondary);
}

.step-badge {
  margin-top: auto;
  padding-top: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-secondary);
}

/* 12. TABELA COMPARATIVA (IMPACTO NO CAIXA) */
.comparative-table {
  max-width: 900px;
  margin: 0 auto;
  background: var(--color-surface-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.comp-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.comp-col-title {
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
}

.comp-col-bad {
  background: var(--color-primary-container);
  color: #ffffff;
}

.comp-col-good {
  background: #004d33;
  color: #ffffff;
}

.comp-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--color-border);
}

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

.comp-cell-bad {
  background: rgba(254, 242, 242, 0.4);
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.comp-cell-good {
  background: rgba(209, 250, 229, 0.35);
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.comp-cell-bad svg { color: var(--color-danger-text); flex-shrink: 0; margin-top: 3px; }
.comp-cell-good svg { color: var(--color-secondary); flex-shrink: 0; margin-top: 3px; }

.comp-text strong {
  display: block;
  color: var(--color-text-main);
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.comp-text span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* 13. FAQ ACCORDION */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.faq-item {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  overflow: hidden;
}

.faq-item.active {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-main);
  background: transparent;
}

.faq-question:hover {
  color: var(--color-secondary);
}

.faq-chevron {
  width: 22px;
  height: 22px;
  color: var(--color-secondary);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1), padding 0.35s ease;
  padding: 0 1.5rem;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.4rem 1.5rem;
}

/* 14. BANNER FINAL CTA */
.final-cta {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding: 6rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-glow {
  position: absolute;
  width: 450px;
  height: 450px;
  background: rgba(5, 150, 105, 0.15);
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.final-cta-glow-right { bottom: -100px; right: -100px; }
.final-cta-glow-left { top: -100px; left: -100px; }

.final-cta-inner {
  max-width: 820px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.final-cta h2 {
  color: #ffffff;
}

.final-cta p {
  color: #94a3b8;
  font-size: 1.15rem;
}

.final-cta-btn {
  font-size: 1.15rem;
  padding: 1.1rem 2.4rem;
  border-radius: var(--radius-md);
  margin-top: 0.5rem;
}

.final-trust-items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: #94a3b8;
}

.final-trust-items span {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.final-trust-items svg {
  color: #34d399;
}

/* 15. FOOTER COM SEO LOCAL */
.footer {
  background: var(--color-primary-dark);
  color: #94a3b8;
  padding: 4.5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col h5 {
  font-family: var(--font-heading);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  font-size: 0.88rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-contact-item svg {
  color: var(--color-secondary-light);
  flex-shrink: 0;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.82rem;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* 16. BOTÃO FLUTUANTE WHATSAPP */
.floating-whatsapp {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #ffffff;
  padding: 0.6rem 1rem 0.6rem 0.85rem;
  border-radius: var(--radius-full);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(37, 211, 102, 0.3);
  transition: all var(--transition-normal);
}

.floating-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 35px rgba(37, 211, 102, 0.3);
}

.floating-icon {
  width: 42px;
  height: 42px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 12px var(--color-whatsapp-glow);
}

.floating-info {
  display: flex;
  flex-direction: column;
}

.floating-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.82rem;
  color: var(--color-secondary);
}

.floating-sub {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

/* 17. RESPONSIVIDADE (MEDIA QUERIES) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .niche-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-status {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  /* Menu Drawer Mobile */
  .mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: #ffffff;
    box-shadow: var(--shadow-xl);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    transition: transform var(--transition-normal);
    z-index: 999;
  }

  .mobile-menu.open {
    transform: translateY(0);
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .comp-header, .comp-row {
    grid-template-columns: 1fr;
  }

  .comp-col-good {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .floating-info {
    display: none;
  }

  .floating-whatsapp {
    padding: 0;
    border-radius: 50%;
    bottom: 1.5rem;
    right: 1.5rem;
  }

  .floating-icon {
    width: 54px;
    height: 54px;
  }
}