/* ==========================================================================
   SMARTZAP / ISOL TECNOLOGIA — DESIGN SYSTEM & STYLESHEET
   Paleta: #075E54 (Header/Dark), #25D366 (Vibrant Green), #128C7E (Teal), #FFD700 (Gold)
   Fontes: Poppins (Títulos), Inter (Textos)
   ========================================================================== */

:root {
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Cores Globais da Identidade */
  --color-primary: #075E54;
  --color-primary-dark: #05463e;
  --color-accent: #25D366;
  --color-accent-hover: #1ebd5a;
  --color-teal: #128C7E;
  --color-gold: #F59E0B;
  --color-gold-bright: #FFD700;

  /* Neutros e Fundos */
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-bg-subtle: #F0FDF4;
  --color-surface: #FFFFFF;
  --color-border: #E2E8F0;
  --color-border-light: #EDF2F7;
  
  /* Textos */
  --color-text-main: #1E293B;
  --color-text-muted: #64748B;
  --color-text-light: #94A3B8;

  /* Sombras Modernas */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 35px -10px rgba(7, 94, 84, 0.15), 0 10px 15px -5px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 25px rgba(37, 211, 102, 0.35);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.25;
  font-weight: 700;
}

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

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

.container {
  width: 100%;
  max-width: 1220px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.max-w-3xl {
  max-width: 860px;
}

.section-padding {
  padding-top: 96px;
  padding-bottom: 96px;
}

.bg-alt {
  background-color: var(--color-bg-alt);
}

.text-center {
  text-align: center;
}

/* Top Announcement */
.top-announcement {
  background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary));
  color: #FFFFFF;
  font-size: 0.85rem;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.announcement-content {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  text-align: center;
}

.announcement-link {
  color: var(--color-gold-bright);
  font-weight: 600;
  text-decoration: underline;
  transition: opacity var(--transition-fast);
}

.announcement-link:hover {
  opacity: 0.9;
}

/* Cabeçalho / Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

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

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-teal));
  color: #FFFFFF;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(7, 94, 84, 0.25);
}

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

.logo-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.1;
}

.logo-title strong {
  color: var(--color-accent);
  font-weight: 800;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.main-nav .nav-links {
  display: flex;
  list-style: none;
  gap: 28px;
}

.nav-item {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-main);
  position: relative;
  padding: 6px 0;
}

.nav-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-item:hover {
  color: var(--color-primary);
}

.nav-item:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.mobile-toggle span {
  width: 100%;
  height: 2.5px;
  background-color: var(--color-primary);
  border-radius: 4px;
  transition: var(--transition-normal);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), #1EB856);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-accent-hover), var(--color-teal));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
  color: #FFFFFF;
}

.btn-secondary-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-secondary-outline:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-glass:hover {
  background: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 15px 30px;
  font-size: 1.05rem;
}

.btn-xl {
  padding: 18px 36px;
  font-size: 1.15rem;
}

.btn-block {
  width: 100%;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 64px 0 84px;
  background: radial-gradient(circle at 10% 20%, rgba(37, 211, 102, 0.06) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(7, 94, 84, 0.05) 0%, transparent 40%),
              #FFFFFF;
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-bg-subtle);
  border: 1px solid rgba(37, 211, 102, 0.35);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
  animation: pulseAnimation 1.8s infinite;
}

@keyframes pulseAnimation {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(37, 211, 102, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.hero-title {
  font-size: 3.1rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title span {
  color: var(--color-accent);
  background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 34px;
  max-width: 560px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.hero-trust-badges {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--color-text-main);
  font-weight: 500;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Mockup Interativo do Whaticket */
.mockup-frame {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(7, 94, 84, 0.15);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transition: transform var(--transition-smooth);
}

.mockup-frame:hover {
  transform: translateY(-4px);
}

.mockup-header {
  background-color: var(--color-primary);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #FFFFFF;
  font-size: 0.8rem;
}

.dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot.red { background-color: #EF4444; }
.dot.yellow { background-color: #F59E0B; }
.dot.green { background-color: #10B981; }

.mockup-search {
  background: rgba(255, 255, 255, 0.15);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
}

.mockup-user-status {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-online {
  width: 8px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

.mockup-body {
  display: grid;
  grid-template-columns: 210px 1fr;
  height: 380px;
  background-color: #F8FAFC;
}

.app-sidebar {
  background-color: #FFFFFF;
  border-right: 1px solid var(--color-border);
  overflow-y: hidden;
}

.app-chat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.app-chat-item.active, .app-chat-item:hover {
  background-color: var(--color-bg-subtle);
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.avatar-sm {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.75rem;
}

.bg-green { background-color: #10B981; }
.bg-purple { background-color: #8B5CF6; }
.bg-blue { background-color: #3B82F6; }
.bg-amber { background-color: #F59E0B; }

.chat-info {
  flex: 1;
  min-width: 0;
}

.chat-name-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  margin-bottom: 2px;
}

.chat-name-row strong {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 110px;
}

.chat-time {
  font-size: 0.7rem;
  color: var(--color-text-light);
}

.chat-preview {
  display: block;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.tag-badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}

.bg-tag-blue { background-color: #DBEAFE; color: #1E40AF; }
.bg-tag-orange { background-color: #FFEDD5; color: #9A3412; }
.bg-tag-green { background-color: #D1FAE5; color: #065F46; }

/* Janela Principal do Chat no Mockup */
.app-chat-main {
  display: flex;
  flex-direction: column;
  background-color: #ECE5DD;
  background-image: radial-gradient(#075e54 0.4px, transparent 0.4px);
  background-size: 16px 16px;
}

.app-chat-header {
  background-color: #FFFFFF;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
}

.active-contact {
  display: flex;
  align-items: center;
  gap: 10px;
}

.active-contact strong {
  font-size: 0.85rem;
  display: block;
}

.active-contact small {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.badge-status {
  font-size: 0.7rem;
  padding: 3px 8px;
  background-color: var(--color-bg-subtle);
  color: var(--color-primary);
  font-weight: 600;
  border-radius: var(--radius-full);
}

.app-chat-messages {
  flex: 1;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: hidden;
}

.msg {
  max-width: 82%;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.78rem;
  line-height: 1.35;
  position: relative;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.msg p {
  margin: 0;
}

.msg-in {
  background-color: #FFFFFF;
  align-self: flex-start;
  border-top-left-radius: 2px;
}

.msg-out {
  background-color: #DCF8C6;
  align-self: flex-end;
  border-top-right-radius: 2px;
}

.msg-bot {
  background-color: #FFFFFF;
  align-self: flex-start;
  border-left: 3px solid var(--color-primary);
}

.bot-badge {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.68rem;
  margin-bottom: 4px;
}

.msg-time {
  display: block;
  text-align: right;
  font-size: 0.65rem;
  color: #788796;
  margin-top: 4px;
}

.app-chat-input-bar {
  background-color: #FFFFFF;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-top: 1px solid var(--color-border);
}

.input-placeholder {
  flex: 1;
  font-size: 0.75rem;
  color: var(--color-text-light);
  background-color: #F1F5F9;
  padding: 6px 12px;
  border-radius: var(--radius-full);
}

.send-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #FFFFFF;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Metrics Strip */
.metrics-strip {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 38px 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.metric-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--color-gold-bright);
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 400;
}

/* Section Header Utility */
.section-header {
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-teal);
  background-color: var(--color-bg-subtle);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.section-description {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* Grid de Recursos */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 211, 102, 0.4);
}

.feature-icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.bg-icon-green { background-color: #E8F5E9; color: var(--color-primary); }
.bg-icon-emerald { background-color: #D1FAE5; color: #047857; }
.bg-icon-amber { background-color: #FEF3C7; color: #D97706; }
.bg-icon-blue { background-color: #DBEAFE; color: #1D4ED8; }
.bg-icon-purple { background-color: #EDE9FE; color: #6D28D9; }
.bg-icon-teal { background-color: #CCFBF1; color: #0F766E; }

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 12px;
}

.feature-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Steps Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 36px 30px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  position: relative;
  text-align: center;
}

.step-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  background-color: var(--color-bg-subtle);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.step-icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-bg-subtle);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

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

.step-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Depoimentos */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.testimonial-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.stars {
  color: var(--color-gold);
  font-size: 1.15rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.testimonial-quote {
  font-size: 1rem;
  color: var(--color-text-main);
  line-height: 1.6;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.author-name {
  display: block;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.author-company {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Tabela de Preços */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: center;
}

.pricing-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
  position: relative;
}

.pricing-card.featured {
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-xl);
  transform: scale(1.04);
  background: linear-gradient(180deg, #FFFFFF 0%, #FAFCFA 100%);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 10px rgba(37, 211, 102, 0.4);
}

.plan-header {
  margin-bottom: 24px;
  text-align: center;
}

.plan-name {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.plan-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  min-height: 40px;
  margin-bottom: 16px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.currency {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.amount {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.period {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.plan-features {
  list-style: none;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-text-main);
}

/* FAQ Accordion */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--color-accent);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
}

.chevron {
  transition: transform var(--transition-normal);
  color: var(--color-teal);
  flex-shrink: 0;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth), padding var(--transition-smooth);
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 24px 20px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* CTA Final & Garantia */
.cta-final-section {
  background: linear-gradient(135deg, #075E54 0%, #05463E 100%);
  color: #FFFFFF;
}

.guarantee-box {
  max-width: 760px;
  margin: 0 auto;
}

.guarantee-badge {
  display: inline-flex;
  margin-bottom: 20px;
}

.cta-title {
  color: #FFFFFF;
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  line-height: 1.6;
}

.urgent-banner {
  background: rgba(255, 255, 255, 0.12);
  display: inline-block;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  margin-bottom: 34px;
}

/* Rodapé */
.site-footer {
  background-color: #0B141A;
  color: #94A3B8;
  padding-top: 72px;
  padding-bottom: 32px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}

.footer-logo {
  margin-bottom: 18px;
}

.text-white { color: #FFFFFF !important; }
.text-muted { color: #94A3B8 !important; }

.footer-text {
  line-height: 1.6;
  max-width: 320px;
}

.footer-heading {
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.footer-contact {
  line-height: 1.8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: #64748B;
}

/* Botão Flutuante do WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 64px;
  height: 64px;
  background-color: var(--color-accent);
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.6);
  z-index: 999;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.whatsapp-float:hover {
  transform: scale(1.08) translateY(-4px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.8);
}

.whatsapp-float .tooltip {
  position: absolute;
  right: 76px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.whatsapp-float:hover .tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ==========================================================================
   RESPONSIVIDADE (MOBILE & TABLETS)
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-trust-badges {
    justify-content: center;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .pricing-card.featured {
    transform: none;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    display: none;
  }

  .main-nav.active {
    display: block;
  }

  .main-nav .nav-links {
    flex-direction: column;
    gap: 16px;
  }

  #btnHeaderLogin {
    display: none;
  }

  .mockup-body {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    display: none; /* Simplificado no mobile para focar no chat */
  }

  .features-grid, .steps-grid, .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
  }
}