/* ═══════════════════════════════════════════
   BETADEV – Design System & Landing Page CSS
   ═══════════════════════════════════════════ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Colors */
  --color-bg:           #F8F9FA;
  --color-surface:      #FFFFFF;
  --color-text-primary: #1F2937;
  --color-text-secondary: #4B5563;
  --color-text-muted:   #6B7280;
  --color-navy:         #0F3460;
  --color-navy-dark:    #0A2647;
  --color-teal:         #0891B2;
  --color-teal-dark:    #0E7490;
  --color-teal-light:   #E0F2FE;
  --color-border:       #E5E7EB;
  --color-border-light: #F3F4F6;
  --color-success:      #059669;
  --color-gray-100:     #F3F4F6;
  --color-gray-200:     #E5E7EB;
  --color-gray-300:     #D1D5DB;
  --color-gray-400:     #9CA3AF;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:  0 10px 32px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.07);
  --shadow-xl:  0 20px 48px rgba(0,0,0,.14), 0 8px 20px rgba(0,0,0,.08);

  /* Border Radius */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-full: 9999px;

  /* Spacing */
  --space-section: 100px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(.4,0,.2,1);
  --transition-base: 250ms cubic-bezier(.4,0,.2,1);
  --transition-slow: 400ms cubic-bezier(.4,0,.2,1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

a:hover { color: var(--color-teal-dark); }

ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  color: var(--color-text-primary);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

p { color: var(--color-text-secondary); line-height: 1.75; }

/* ── Layout Utilities ── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.1rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-teal);
  background: var(--color-teal-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}

.btn:focus-visible {
  outline: 3px solid var(--color-teal);
  outline-offset: 3px;
}

.btn-primary {
  background-color: var(--color-teal);
  color: #fff;
  border-color: var(--color-teal);
  box-shadow: 0 4px 14px rgba(8,145,178,.35);
}

.btn-primary:hover {
  background-color: var(--color-teal-dark);
  border-color: var(--color-teal-dark);
  color: #fff;
  box-shadow: 0 6px 20px rgba(8,145,178,.45);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background-color: var(--color-navy);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost-white {
  background-color: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.6);
}

.btn-ghost-white:hover {
  background-color: rgba(255,255,255,.15);
  border-color: #fff;
  color: #fff;
  transform: translateY(-1px);
}

.btn-large {
  font-size: 1.05rem;
  padding: 16px 36px;
  border-radius: var(--radius-lg);
  box-shadow: 0 6px 24px rgba(8,145,178,.4);
}

.btn-large:hover {
  box-shadow: 0 10px 32px rgba(8,145,178,.5);
}


/* ═══════════════════════════════════════════
   HEADER / NAV
   ═══════════════════════════════════════════ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

#header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-teal) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
  font-size: .95rem;
  letter-spacing: -.02em;
  box-shadow: 0 2px 8px rgba(15,52,96,.3);
}

.nav-logo-text {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -.02em;
}

.nav-logo-text span {
  color: var(--color-teal);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: center;
}

.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--color-navy);
  background: var(--color-gray-100);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-md);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav Drawer */
.nav-drawer {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--color-border);
  background: rgba(255,255,255,.98);
}

.nav-drawer a {
  display: block;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-primary);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.nav-drawer a:hover {
  background: var(--color-gray-100);
}

.nav-drawer .btn {
  width: 100%;
  margin-top: 8px;
  justify-content: center;
}

.nav-drawer.open { display: flex; }


/* ═══════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════ */
#hero {
  padding: 140px 0 80px;
  background: linear-gradient(165deg, #F8F9FA 0%, #EEF2FF 55%, #E0F2FE 100%);
  overflow: hidden;
  position: relative;
}

#hero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -120px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(8,145,178,.07) 0%, transparent 70%);
  pointer-events: none;
}

#hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(15,52,96,.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(8,145,178,.1);
  color: var(--color-teal-dark);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  border: 1px solid rgba(8,145,178,.2);
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-teal);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: .7; }
}

.hero-content h1 {
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--color-navy);
  margin-bottom: 20px;
  line-height: 1.12;
}

.hero-content h1 em {
  font-style: normal;
  color: var(--color-teal);
}

.hero-content .hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.hero-stat-item {}

.hero-stat-number {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -.03em;
  line-height: 1;
}

.hero-stat-number span {
  color: var(--color-teal);
}

.hero-stat-label {
  font-size: .8rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.hero-visual {
  position: relative;
}

.hero-img-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255,255,255,.6);
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
  transition: transform var(--transition-slow);
}

.hero-img-wrapper:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.01);
}

.hero-img-wrapper img {
  width: 100%;
  display: block;
}

.hero-float-card {
  position: absolute;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--color-text-primary);
  animation: float 4s ease-in-out infinite;
  border: 1px solid var(--color-border);
}

.hero-float-card.card-tl {
  top: -18px;
  left: -18px;
  animation-delay: 0s;
}

.hero-float-card.card-br {
  bottom: -18px;
  right: -18px;
  animation-delay: 2s;
}

.hero-float-card .icon {
  font-size: 1.2rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-teal-light);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}


/* ═══════════════════════════════════════════
   SOCIAL PROOF
   ═══════════════════════════════════════════ */
#social-proof {
  background: var(--color-gray-100);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 52px 0;
}

.social-proof-inner {
  text-align: center;
}

.social-proof-label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 36px;
}

.logos-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 28px 48px;
}

.logo-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 10px 24px;
  color: var(--color-gray-400);
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.logo-pill:hover {
  border-color: var(--color-teal);
  color: var(--color-teal-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.logo-pill .logo-icon {
  font-size: 1rem;
}


/* ═══════════════════════════════════════════
   SOLUTIONS SECTION
   ═══════════════════════════════════════════ */
#solutions {
  padding: var(--space-section) 0;
  background: var(--color-surface);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.solution-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-slow);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-teal), var(--color-navy));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.solution-card:hover {
  border-color: var(--color-teal);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.solution-card:hover::before {
  transform: scaleX(1);
}

.card-icon-wrapper {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-teal-light), #DBEAFE);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 24px;
  border: 1px solid rgba(8,145,178,.15);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.card-subtitle {
  font-size: .85rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.5;
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.card-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-teal);
  flex-shrink: 0;
  margin-top: 6px;
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-teal);
  margin-top: 24px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.card-cta:hover {
  gap: 10px;
  color: var(--color-teal-dark);
}


/* ═══════════════════════════════════════════
   DIFERENCIAIS (NAVY SECTION)
   ═══════════════════════════════════════════ */
#diferenciais {
  background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 60%, #1a4a7a 100%);
  padding: var(--space-section) 0;
  position: relative;
  overflow: hidden;
}

#diferenciais::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(8,145,178,.15) 0%, transparent 60%);
  pointer-events: none;
}

#diferenciais::after {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,.04) 0%, transparent 60%);
  pointer-events: none;
}

.diferenciais-inner {
  position: relative;
  z-index: 1;
}

.diferenciais-header {
  text-align: center;
  margin-bottom: 64px;
}

.diferenciais-header .section-label {
  background: rgba(8,145,178,.2);
  color: #7DD3FC;
  border: 1px solid rgba(8,145,178,.3);
}

.diferenciais-header h2 {
  color: #fff;
  margin-bottom: 16px;
}

.diferenciais-header p {
  color: rgba(255,255,255,.7);
  max-width: 560px;
  margin: 0 auto;
}

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.diferencial-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-slow);
  backdrop-filter: blur(4px);
}

.diferencial-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(8,145,178,.5);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,.3);
}

.diferencial-icon {
  font-size: 2rem;
  margin-bottom: 20px;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8,145,178,.2);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(8,145,178,.3);
}

.diferencial-card h3 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.diferencial-card p {
  color: rgba(255,255,255,.65);
  font-size: .9rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

.diferencial-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  font-size: .72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(8,145,178,.2);
  color: #7DD3FC;
  border: 1px solid rgba(8,145,178,.3);
  letter-spacing: .04em;
}


/* ═══════════════════════════════════════════
   METODOLOGIA / SOBRE NÓS
   ═══════════════════════════════════════════ */
#metodologia {
  padding: var(--space-section) 0;
  background: var(--color-bg);
}

.metodologia-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 72px;
  align-items: center;
}

.metodologia-visual {
  position: relative;
}

.metodologia-img-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a4a7a 100%);
  aspect-ratio: 4/3.2;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.1);
}

.metodologia-illustration {
  text-align: center;
  color: rgba(255,255,255,.9);
}

.metodologia-illustration .big-icon {
  font-size: 5rem;
  display: block;
  margin-bottom: 12px;
  filter: drop-shadow(0 4px 12px rgba(8,145,178,.5));
}

.metodologia-illustration p {
  color: rgba(255,255,255,.7);
  font-size: .9rem;
  max-width: 200px;
  margin: 0 auto;
}

.metodologia-badge {
  position: absolute;
  bottom: 24px;
  right: -16px;
  background: var(--color-teal);
  color: #fff;
  padding: 14px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.metodologia-badge .num {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}

.metodologia-badge .lbl {
  font-size: .72rem;
  font-weight: 600;
  text-align: center;
  opacity: .9;
  margin-top: 2px;
}

.metodologia-content {}

.metodologia-content h2 {
  color: var(--color-navy);
  margin-bottom: 16px;
}

.metodologia-content .lead {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 40px;
  max-width: 480px;
}

.steps-flow {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.step-item:hover {
  border-color: var(--color-teal);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-navy), var(--color-teal));
  color: #fff;
  font-size: .85rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(8,145,178,.3);
}

.step-body {}

.step-name {
  font-weight: 700;
  color: var(--color-navy);
  font-size: .95rem;
  margin-bottom: 4px;
}

.step-desc {
  font-size: .85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}


/* ═══════════════════════════════════════════
   FAQ SECTION
   ═══════════════════════════════════════════ */
#faq {
  padding: var(--space-section) 0;
  background: var(--color-surface);
}

.faq-wrapper {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.faq-item.active {
  border-color: var(--color-teal);
  box-shadow: 0 0 0 3px rgba(8,145,178,.1), var(--shadow-sm);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 24px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: .98rem;
  font-weight: 600;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

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

.faq-item.active .faq-question {
  color: var(--color-navy);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: .9rem;
  transition: all var(--transition-base);
  color: var(--color-text-muted);
}

.faq-item.active .faq-icon {
  background: var(--color-teal);
  color: #fff;
  transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 24px 22px;
  font-size: .9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  border-top: 1px solid var(--color-border-light);
  padding-top: 16px;
}


/* ═══════════════════════════════════════════
   FINAL CTA SECTION
   ═══════════════════════════════════════════ */
#cta-final {
  background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#cta-final::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(8,145,178,.18) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(255,255,255,.05) 0%, transparent 50%);
  pointer-events: none;
}

.cta-wrapper {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.cta-wrapper .section-label {
  background: rgba(8,145,178,.2);
  color: #7DD3FC;
  border: 1px solid rgba(8,145,178,.3);
}

.cta-wrapper h2 {
  color: #fff;
  font-size: clamp(1.7rem, 3.5vw, 2.8rem);
  margin-bottom: 16px;
  line-height: 1.15;
}

.cta-wrapper p {
  color: rgba(255,255,255,.7);
  font-size: 1.1rem;
  margin-bottom: 40px;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.cta-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  color: rgba(255,255,255,.6);
  font-weight: 500;
}

.cta-trust-item svg {
  color: var(--color-teal);
}


/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
#footer {
  background: var(--color-navy-dark);
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  margin-bottom: 32px;
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-bottom: 16px;
}

.footer-logo-mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-navy) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
  font-size: .9rem;
}

.footer-logo-text {
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.02em;
}

.footer-logo-text span { color: var(--color-teal); }

.footer-brand p {
  color: rgba(255,255,255,.5);
  font-size: .85rem;
  line-height: 1.65;
  max-width: 260px;
  margin-bottom: 20px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-contact a {
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color var(--transition-fast);
}

.footer-contact a:hover {
  color: var(--color-teal);
}

.footer-col h4 {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: .88rem;
  color: rgba(255,255,255,.55);
  transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: .8rem;
  color: rgba(255,255,255,.35);
}

.footer-badges {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.badge-access {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(5,150,105,.15);
  color: #6EE7B7;
  border: 1px solid rgba(5,150,105,.3);
  font-size: .72rem;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: var(--radius-full);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: .78rem;
  color: rgba(255,255,255,.4);
}

.footer-legal a:hover {
  color: rgba(255,255,255,.8);
}


/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(.4,0,.2,1), transform 0.6s cubic-bezier(.4,0,.2,1);
}

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

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }


/* ═══════════════════════════════════════════
   RESPONSIVE – TABLET (< 1024px)
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root { --space-section: 80px; }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-content h1 { font-size: clamp(2rem, 5vw, 2.8rem); }
  .hero-subtitle { max-width: none !important; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }

  .hero-img-wrapper {
    transform: none;
    max-width: 600px;
    margin: 0 auto;
  }

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

  .metodologia-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .metodologia-badge { right: 0; }

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


/* ═══════════════════════════════════════════
   RESPONSIVE – MOBILE (< 768px)
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  :root { --space-section: 64px; }

  .nav-links,
  .nav-actions .btn { display: none; }

  .nav-toggle { display: flex; }

  .hero-float-card { display: none; }

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

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

  .hero-stats { flex-direction: column; gap: 20px; }

  .logos-grid { gap: 14px 20px; }
  .logo-pill { padding: 8px 16px; font-size: .78rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-legal { flex-wrap: wrap; }

  .section-header { margin-bottom: 48px; }

  .metodologia-badge { position: static; margin-top: 16px; display: inline-flex; }

  .cta-actions { flex-direction: column; align-items: center; }

  .social-proof-label { font-size: .72rem; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 320px; justify-content: center; }
}

/* ── Accessibility: prefers-reduced-motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .fade-in { opacity: 1; transform: none; }
}

/* ── Focus styles for keyboard navigation ── */
:focus-visible {
  outline: 3px solid var(--color-teal);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── Skip to content ── */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 16px;
  background: var(--color-navy);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 700;
  z-index: 9999;
  transition: left 0s;
}

.skip-link:focus {
  left: 24px;
}

/* ── WhatsApp botão flutuante ── */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 6px 20px rgba(37, 211, 102, .45);
  transition: transform .2s ease, box-shadow .2s ease;
  animation: whatsapp-pulse 2.4s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 28px rgba(37, 211, 102, .6);
  color: #fff;
}

.whatsapp-float:focus-visible {
  outline: 3px solid var(--color-teal);
  outline-offset: 4px;
}

@keyframes whatsapp-pulse {
  0%, 100% { box-shadow: 0 6px 20px rgba(37, 211, 102, .45); }
  50% { box-shadow: 0 6px 20px rgba(37, 211, 102, .45), 0 0 0 12px rgba(37, 211, 102, 0); }
}

@media (max-width: 480px) {
  .whatsapp-float { right: 16px; bottom: 16px; width: 54px; height: 54px; }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float { animation: none; }
}