/* ===================================
   VOZ DO POVO — Landing Page Styles
   Design System: Bandeira do Brasil
   =================================== */

/* === RESET & BASE === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --verde: #009739;
  --verde-dark: #007a2e;
  --verde-light: #00b847;
  --amarelo: #FFDF00;
  --amarelo-dark: #e6c900;
  --azul: #002776;
  --azul-light: #1a4a9e;
  --branco: #ffffff;
  --cinza-50: #f8fafb;
  --cinza-100: #f0f3f5;
  --cinza-200: #e2e7eb;
  --cinza-300: #c8d0d7;
  --cinza-400: #8896a4;
  --cinza-500: #5f6d7e;
  --cinza-600: #3d4955;
  --cinza-700: #2a3541;
  --cinza-800: #1a2330;
  --cinza-900: #0f1720;
  --whatsapp: #25D366;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  color: var(--cinza-700);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--branco);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

a {
  text-decoration: none;
  color: inherit;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn-primary {
  background: var(--verde);
  color: white;
  box-shadow: 0 4px 14px rgba(0, 151, 57, 0.35);
}

.btn-primary:hover {
  background: var(--verde-dark);
  box-shadow: 0 6px 20px rgba(0, 151, 57, 0.45);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--cinza-700);
  border: 2px solid var(--cinza-200);
}

.btn-outline:hover {
  border-color: var(--verde);
  color: var(--verde);
  transform: translateY(-2px);
}

.btn-white {
  background: white;
  color: var(--verde);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  background: var(--cinza-50);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

.btn-login {
  background: transparent;
  color: var(--cinza-500);
  border: 1.5px solid var(--cinza-200);
}

.btn-login:hover {
  border-color: var(--verde);
  color: var(--verde);
  transform: translateY(-2px);
}

.btn-login svg {
  width: 16px;
  height: 16px;
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: white;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #1fb855;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transform: translateY(-2px);
}

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--cinza-800);
}

.navbar-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.navbar-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--cinza-500);
  transition: var(--transition);
}

.navbar-links a:hover {
  color: var(--verde);
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cinza-700);
  border-radius: 2px;
  transition: var(--transition);
}

.navbar-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
  opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === HERO === */
.hero {
  position: relative;
  padding: 140px 0 80px;
  background: linear-gradient(135deg, #f0faf3 0%, #e8f5f0 30%, #f5f9ff 70%, #fefdf5 100%);
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
}

.shape-1 {
  width: 600px;
  height: 600px;
  background: var(--verde);
  top: -200px;
  right: -100px;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: var(--amarelo);
  bottom: -100px;
  left: -100px;
}

.shape-3 {
  width: 300px;
  height: 300px;
  background: var(--azul);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  padding: 8px 18px;
  background: rgba(0, 151, 57, 0.1);
  color: var(--verde);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  border: 1px solid rgba(0, 151, 57, 0.15);
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.1;
  color: var(--cinza-800);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.text-gradient {
  background: linear-gradient(135deg, var(--verde), var(--verde-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--cinza-500);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat-number {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--cinza-800);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--cinza-400);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--cinza-200);
}

/* Phone Mockup */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-mockup {
  perspective: 1000px;
}

.phone-frame {
  width: 280px;
  height: 580px;
  background: var(--cinza-800);
  border-radius: 36px;
  padding: 12px;
  box-shadow: var(--shadow-xl), 0 0 0 2px rgba(0,0,0,0.1);
  transform: rotateY(-5deg) rotateX(2deg);
  transition: transform 0.6s ease;
}

.phone-frame:hover {
  transform: rotateY(0deg) rotateX(0deg);
}

.phone-notch {
  width: 120px;
  height: 28px;
  background: var(--cinza-800);
  border-radius: 0 0 16px 16px;
  margin: 0 auto 8px;
  position: relative;
  z-index: 2;
}

.phone-screen {
  background: white;
  border-radius: 26px;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.app-header-mock {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 16px 12px;
  background: var(--verde);
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
}

.app-icon-small {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.app-content-mock {
  flex: 1;
  padding: 12px;
}

.mock-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cinza-400);
  margin-bottom: 10px;
}

.mock-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  background: var(--cinza-50);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.mock-card-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
}

.mock-card-icon.health { background: linear-gradient(135deg, #ef4444, #f87171); }
.mock-card-icon.infra { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.mock-card-icon.transport { background: linear-gradient(135deg, #3b82f6, #60a5fa); }

.mock-card-text {
  flex: 1;
  min-width: 0;
}

.mock-card-title {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--cinza-700);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mock-card-meta {
  font-size: 0.6rem;
  color: var(--cinza-400);
}

.mock-card-count {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--verde);
  flex-shrink: 0;
}

.app-mic-mock {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px;
  background: var(--verde);
  color: white;
  font-weight: 600;
  font-size: 0.8rem;
}

.mic-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,255,255,0.3); }
  50% { box-shadow: 0 0 0 10px rgba(255,255,255,0); }
}

/* Floating badges */
.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: white;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cinza-700);
  animation: float 6s ease-in-out infinite;
  white-space: nowrap;
}

.badge-1 {
  top: 80px;
  left: -20px;
  animation-delay: 0s;
}

.badge-2 {
  bottom: 120px;
  right: -30px;
  animation-delay: 2s;
}

.badge-3 {
  top: 200px;
  right: -40px;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Hero wave */
.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
}

.hero-wave svg {
  display: block;
  width: 100%;
  height: 80px;
}

/* === SOCIAL PROOF === */
.social-proof {
  padding: 60px 0;
  background: white;
}

.proof-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.proof-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--cinza-50);
  border: 1px solid var(--cinza-100);
}

.proof-item svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.proof-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--cinza-800);
  margin-bottom: 4px;
}

.proof-item span {
  font-size: 0.85rem;
  color: var(--cinza-400);
}

/* === SECTION HEADER === */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0, 151, 57, 0.08);
  color: var(--verde);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-tag.light {
  background: rgba(255, 255, 255, 0.15);
  color: white;
}

.section-tag.whatsapp-tag {
  background: rgba(37, 211, 102, 0.1);
  color: var(--whatsapp);
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--cinza-800);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--cinza-400);
  line-height: 1.6;
}

/* === FEATURES === */
.features {
  padding: 100px 0;
  background: white;
}

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

.feature-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--cinza-100);
  transition: var(--transition);
  background: white;
}

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

.feature-card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: 0 24px;
  align-items: center;
  background: linear-gradient(135deg, #f0faf3, #e8f5f0);
  border-color: rgba(0, 151, 57, 0.15);
}

.feature-card.featured .feature-icon {
  grid-row: 1 / 3;
}

.feature-card.featured .feature-tag {
  grid-row: 1 / 3;
  grid-column: 3;
  align-self: center;
}

.feature-card.featured h3 {
  align-self: end;
}

.feature-card.featured p {
  align-self: start;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-icon.voice { background: linear-gradient(135deg, var(--verde), var(--verde-light)); color: white; }
.feature-icon.support { background: linear-gradient(135deg, #f59e0b, #fbbf24); color: white; }
.feature-icon.mutirao { background: linear-gradient(135deg, #ef4444, #f87171); color: white; }
.feature-icon.education { background: linear-gradient(135deg, var(--azul), var(--azul-light)); color: white; }
.feature-icon.elections { background: linear-gradient(135deg, #8b5cf6, #a78bfa); color: white; }
.feature-icon.gamification { background: linear-gradient(135deg, var(--amarelo-dark), var(--amarelo)); color: var(--cinza-800); }

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--cinza-800);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--cinza-500);
  line-height: 1.6;
}

.feature-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--verde);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-top: 16px;
}

/* === HOW IT WORKS === */
.how-it-works {
  padding: 100px 0;
  background: var(--cinza-50);
}

.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.step {
  text-align: center;
  max-width: 280px;
  flex: 1;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--verde);
  color: white;
  font-size: 0.85rem;
  font-weight: 800;
  border-radius: 50%;
  margin-bottom: 20px;
}

.step-visual {
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.step-icon-circle {
  width: 100px;
  height: 100px;
  min-width: 100px;
  min-height: 100px;
  max-width: 100px;
  max-height: 100px;
  border-radius: 50%;
  background: var(--verde);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(0, 151, 57, 0.25);
  flex-shrink: 0;
  flex-grow: 0;
  overflow: hidden;
}

.step-icon-circle.ia {
  background: var(--azul);
  box-shadow: 0 8px 30px rgba(0, 39, 118, 0.25);
}

.step-icon-circle.impact {
  background: linear-gradient(135deg, var(--amarelo-dark), var(--verde));
  box-shadow: 0 8px 30px rgba(0, 151, 57, 0.25);
}

.step h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--cinza-800);
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9rem;
  color: var(--cinza-500);
  line-height: 1.6;
}

.step-connector {
  display: flex;
  align-items: center;
  padding-top: 90px;
  flex-shrink: 0;
}

/* === IMPACT === */
.impact {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--cinza-800), var(--cinza-900));
  color: white;
}

.impact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.impact h2 {
  font-size: 2.3rem;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
  color: white;
}

.impact-desc {
  font-size: 1.05rem;
  color: var(--cinza-300);
  margin-bottom: 36px;
  line-height: 1.7;
}

.impact-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.impact-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.impact-check {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 151, 57, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--verde-light);
}

.impact-feature strong {
  display: block;
  font-size: 0.95rem;
  color: white;
  margin-bottom: 2px;
}

.impact-feature span {
  font-size: 0.85rem;
  color: var(--cinza-400);
}

/* Impact cards */
.impact-visual {
  display: flex;
  justify-content: center;
}

.impact-cards {
  position: relative;
  width: 100%;
  max-width: 380px;
}

.impact-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 24px;
  color: var(--cinza-700);
  box-shadow: var(--shadow-xl);
}

.impact-card.card-1 {
  position: relative;
  z-index: 2;
}

.impact-card.card-2 {
  margin-top: -20px;
  margin-left: 40px;
  position: relative;
  z-index: 1;
  opacity: 0.9;
}

.impact-card-header {
  margin-bottom: 12px;
}

.impact-card-badge {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

.impact-card-badge.hot {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.impact-card-badge.trending {
  background: rgba(245, 158, 11, 0.1);
  color: #f59e0b;
}

.impact-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--cinza-800);
  margin-bottom: 16px;
}

.impact-card-bar {
  height: 8px;
  background: var(--cinza-100);
  border-radius: 4px;
  margin-bottom: 8px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: var(--verde);
  border-radius: 4px;
  transition: width 1.5s ease;
}

.bar-fill.yellow {
  background: var(--amarelo-dark);
}

.impact-card-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

.impact-card-stats span:first-child {
  font-weight: 700;
  color: var(--cinza-700);
}

.impact-card-goal {
  color: var(--cinza-400);
}

/* === CATEGORIES === */
.categories {
  padding: 100px 0;
  background: white;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.category-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 24px 16px;
  background: var(--cinza-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--cinza-100);
  transition: var(--transition);
  cursor: default;
}

.category-item:hover {
  border-color: var(--verde);
  background: rgba(0, 151, 57, 0.04);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.category-emoji {
  font-size: 2rem;
}

.category-item span:last-child {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cinza-600);
}

/* === WHATSAPP === */
.whatsapp-section {
  padding: 100px 0;
  background: var(--cinza-50);
}

.whatsapp-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.whatsapp-content h2 {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--cinza-800);
  margin-bottom: 16px;
  line-height: 1.2;
}

.whatsapp-content p {
  font-size: 1.05rem;
  color: var(--cinza-500);
  line-height: 1.7;
  margin-bottom: 28px;
}

/* Chat simulation */
.whatsapp-visual {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 400px;
  margin: 0 auto;
  padding: 24px;
  background: #e5ddd5;
  border-radius: var(--radius-lg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M0 0h60v60H0z' fill='%23d9cec5' fill-opacity='0.3'/%3E%3C/svg%3E");
}

.chat-bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.user-bubble, .user-text-bubble {
  align-self: flex-end;
  background: #dcf8c6;
  border-bottom-right-radius: 4px;
}

.bot-bubble {
  align-self: flex-start;
  background: white;
  border-bottom-left-radius: 4px;
}

.chat-audio {
  display: flex;
  align-items: center;
  gap: 8px;
}

.audio-wave {
  display: flex;
  align-items: center;
  gap: 2px;
}

.audio-wave span {
  display: block;
  width: 3px;
  border-radius: 2px;
  background: #128C7E;
}

.audio-wave span:nth-child(1) { height: 8px; }
.audio-wave span:nth-child(2) { height: 14px; }
.audio-wave span:nth-child(3) { height: 6px; }
.audio-wave span:nth-child(4) { height: 18px; }
.audio-wave span:nth-child(5) { height: 10px; }
.audio-wave span:nth-child(6) { height: 16px; }
.audio-wave span:nth-child(7) { height: 8px; }
.audio-wave span:nth-child(8) { height: 12px; }

.audio-time {
  font-size: 0.75rem;
  color: var(--cinza-400);
}

.chat-details {
  margin: 8px 0;
  font-size: 0.8rem;
}

.user-text-bubble {
  font-weight: 700;
  font-size: 0.95rem;
}

/* === FAQ === */
.faq {
  padding: 100px 0;
  background: white;
}

.faq-grid {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border: 1px solid var(--cinza-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--cinza-200);
}

.faq-item.open {
  border-color: var(--verde);
  box-shadow: 0 2px 12px rgba(0, 151, 57, 0.08);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 18px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--cinza-700);
  text-align: left;
  transition: var(--transition);
}

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

.faq-chevron {
  transition: transform var(--transition);
  flex-shrink: 0;
  color: var(--cinza-400);
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--verde);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 18px;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--cinza-500);
  line-height: 1.7;
}

/* === DOWNLOAD CTA === */
.download {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--verde), var(--verde-dark));
  position: relative;
  overflow: hidden;
}

.download-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.dl-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
}

.dl-shape-1 {
  width: 400px;
  height: 400px;
  background: white;
  top: -150px;
  right: -100px;
}

.dl-shape-2 {
  width: 300px;
  height: 300px;
  background: var(--amarelo);
  bottom: -100px;
  left: -50px;
}

.download-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}

.download-logo {
  width: 100px;
  height: 100px;
  border-radius: 24px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  margin-bottom: 32px;
}

.download h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.download p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
}

.store-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  color: white;
  transition: var(--transition);
}

.store-btn:hover {
  background: rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.store-btn small {
  display: block;
  font-size: 0.7rem;
  opacity: 0.8;
  line-height: 1;
}

.store-btn strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
}

/* === FOOTER === */
.footer {
  padding: 60px 0 32px;
  background: var(--cinza-900);
  color: var(--cinza-400);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo span {
  font-size: 1.2rem;
  font-weight: 800;
  color: white;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
  max-width: 300px;
}

.footer-quote {
  font-size: 0.85rem;
  color: var(--cinza-500);
}

.footer-links h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  font-size: 0.85rem;
  color: var(--cinza-400);
  margin-bottom: 10px;
  transition: var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.8rem;
}

/* === ANIMATIONS === */
.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.feature-card.animate-in:nth-child(2) { transition-delay: 0.05s; }
.feature-card.animate-in:nth-child(3) { transition-delay: 0.1s; }
.feature-card.animate-in:nth-child(4) { transition-delay: 0.15s; }
.feature-card.animate-in:nth-child(5) { transition-delay: 0.2s; }
.feature-card.animate-in:nth-child(6) { transition-delay: 0.25s; }
.feature-card.animate-in:nth-child(7) { transition-delay: 0.3s; }

.category-item.animate-in:nth-child(1) { transition-delay: 0s; }
.category-item.animate-in:nth-child(2) { transition-delay: 0.03s; }
.category-item.animate-in:nth-child(3) { transition-delay: 0.06s; }
.category-item.animate-in:nth-child(4) { transition-delay: 0.09s; }
.category-item.animate-in:nth-child(5) { transition-delay: 0.12s; }
.category-item.animate-in:nth-child(6) { transition-delay: 0.15s; }
.category-item.animate-in:nth-child(7) { transition-delay: 0.18s; }
.category-item.animate-in:nth-child(8) { transition-delay: 0.21s; }
.category-item.animate-in:nth-child(9) { transition-delay: 0.24s; }
.category-item.animate-in:nth-child(10) { transition-delay: 0.27s; }
.category-item.animate-in:nth-child(11) { transition-delay: 0.30s; }
.category-item.animate-in:nth-child(12) { transition-delay: 0.33s; }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.8rem;
  }

  .hero-inner {
    gap: 40px;
  }

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

  .feature-card.featured {
    grid-column: 1 / -1;
  }

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

@media (max-width: 768px) {
  .navbar-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: white;
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 20px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    z-index: 999;
  }

  .navbar-links.active {
    right: 0;
  }

  .navbar-links a {
    font-size: 1rem;
  }

  .navbar-toggle {
    display: flex;
    z-index: 1000;
  }

  .hero {
    padding: 120px 0 80px;
    min-height: auto;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero h1 {
    font-size: 2.3rem;
  }

  .hero-subtitle {
    margin: 0 auto 32px;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .proof-items {
    grid-template-columns: 1fr;
  }

  .section-header h2 {
    font-size: 2rem;
  }

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

  .feature-card.featured {
    display: block;
  }

  .feature-card.featured .feature-tag {
    margin-top: 16px;
  }

  .steps {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .step-connector {
    display: none;
  }

  .impact-inner {
    grid-template-columns: 1fr;
  }

  .impact h2 {
    font-size: 2rem;
  }

  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .whatsapp-inner {
    grid-template-columns: 1fr;
  }

  .whatsapp-content h2 {
    font-size: 2rem;
  }

  .download h2 {
    font-size: 2rem;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.9rem;
  }

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

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

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

  .store-buttons {
    flex-direction: column;
    align-items: center;
  }

  .store-btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}