/* 
 * STYLE.CSS - DESIGN SYSTEM E FOLHA DE ESTILOS PREMIUM
 * Produto: Kit Pensamento Computacional
 * Estilo: Moderno, Educativo, Amigável, Focado em Conversão e Mobile-First
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   1. VARIÁVEIS E TOKENS DE DESIGN (DESIGN SYSTEM)
   ========================================================================== */
:root {
  /* Cores Principais (Baseadas no HSL para manipulação de opacidade) */
  --brand-green-hue: 142;
  --brand-green-sat: 76%;
  --brand-green-light: 45%;
  --brand-green: hsl(var(--brand-green-hue), var(--brand-green-sat), var(--brand-green-light)); /* #22C55E */
  --brand-green-hover: hsl(var(--brand-green-hue), var(--brand-green-sat), 38%);
  --brand-green-glow: hsla(var(--brand-green-hue), var(--brand-green-sat), var(--brand-green-light), 0.25);

  --brand-blue-hue: 217;
  --brand-blue-sat: 91%;
  --brand-blue-light: 60%;
  --brand-blue: hsl(var(--brand-blue-hue), var(--brand-blue-sat), var(--brand-blue-light)); /* #3B82F6 */
  --brand-blue-hover: hsl(var(--brand-blue-hue), var(--brand-blue-sat), 50%);
  --brand-blue-glow: hsla(var(--brand-blue-hue), var(--brand-blue-sat), var(--brand-blue-light), 0.25);

  --accent-amber: #F59E0B;
  --accent-rose: #F43F5E;

  /* Neutros */
  --bg-dark: #0F172A; /* Slate 900 */
  --bg-card-dark: #1E293B; /* Slate 800 */
  --bg-light: #F8FAFC; /* Slate 50 */
  --bg-white: #FFFFFF;
  --text-dark: #0F172A;
  --text-muted: #475569; /* Slate 600 */
  --text-light: #F8FAFC;
  --border-light: #E2E8F0; /* Slate 200 */
  --border-focus: #CBD5E1; /* Slate 300 */

  /* Fontes */
  --font-title: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Efeitos */
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.12), 0 4px 12px -2px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 24px 48px -12px rgba(15, 23, 42, 0.18), 0 8px 24px -4px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 0 20px rgba(34, 197, 94, 0.35);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ==========================================================================
   2. RESET MODERNIZADO E ESTILOS GERAIS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

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

/* ==========================================================================
   3. ESTRUTURA E LAYOUT UTILITÁRIO
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 80px 0;
  position: relative;
}

@media (max-width: 768px) {
  section {
    padding: 50px 0;
  }
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px auto;
  padding: 0 16px;
}

.section-tag {
  display: inline-block;
  background-color: hsla(var(--brand-blue-hue), var(--brand-blue-sat), var(--brand-blue-light), 0.1);
  color: var(--brand-blue);
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  color: var(--bg-dark);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: clamp(1rem, 3.5vw, 1.15rem);
  color: var(--text-muted);
}

/* ==========================================================================
   4. ANIMAÇÕES EXCLUSIVAS (MICRO-INTERAÇÕES)
   ========================================================================== */
@keyframes pulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1.03); box-shadow: 0 0 0 15px rgba(34, 197, 94, 0); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

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

@keyframes slideInFromLeft {
  0% { transform: translateX(-40px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

@keyframes slideUp {
  0% { transform: translateY(30px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes rotateSlow {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes slideUpToast {
  0% { transform: translateY(100px) scale(0.9); opacity: 0; }
  10% { transform: translateY(0) scale(1); opacity: 1; }
  90% { transform: translateY(0) scale(1); opacity: 1; }
  100% { transform: translateY(-40px) scale(0.9); opacity: 0; }
}

.animate-pulse {
  animation: pulse 2s infinite ease-in-out;
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}

.animate-rotate {
  animation: rotateSlow 20s linear infinite;
}

/* ==========================================================================
   5. BARRA DE NOTIFICAÇÃO URGENTE (STICKY HEADER)
   ========================================================================== */
.urgent-banner {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--brand-green);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-md);
}

.urgent-banner span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.urgent-banner .live-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--accent-rose);
  border-radius: 50%;
  animation: blink 1s infinite;
}

.urgent-banner .countdown {
  background: hsla(var(--brand-green-hue), var(--brand-green-sat), var(--brand-green-light), 0.15);
  border: 1px solid var(--brand-green);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: monospace;
  font-weight: 700;
  color: var(--brand-green);
}

/* ==========================================================================
   6. HERO SECTION & INTERACTIVE CSS GAME
   ========================================================================== */
.hero {
  background: radial-gradient(circle at 10% 20%, rgba(248, 250, 252, 1) 0%, rgba(239, 246, 255, 0.7) 90%);
  padding: 80px 0 100px 0;
  overflow: hidden;
  border-bottom: 1px solid var(--border-light);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 992px) {
  .hero {
    padding: 40px 0 60px 0;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
}

.hero-content {
  animation: slideInFromLeft 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #EFF6FF;
  border: 1px solid #DBEAFE;
  color: var(--brand-blue);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--bg-dark);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-title span.highlight {
  color: var(--brand-blue);
  background: linear-gradient(120deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.2) 100%);
  padding: 0 6px;
  border-radius: 6px;
}

.hero-title span.break-belief {
  color: var(--brand-green);
}

.hero-title .highlight-text {
  background: linear-gradient(120deg, rgba(34, 197, 94, 0.15) 0%, rgba(34, 197, 94, 0.25) 100%);
  color: var(--brand-green);
  padding: 0 8px;
  border-radius: 8px;
  display: inline-block;
}

.hero-highlight-number {
  color: var(--brand-green);
  font-size: 1.15em;
  background: linear-gradient(120deg, rgba(34, 197, 94, 0.1) 0%, rgba(34, 197, 94, 0.2) 100%);
  padding: 2px 10px;
  border-radius: 6px;
  display: inline-block;
}

.hero-sub-highlight {
  margin-top: 4px;
}

.hero-inline-badge {
  display: inline-block;
  background-color: #EFF6FF;
  border: 1px solid #DBEAFE;
  color: var(--brand-blue);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 9999px;
  margin-right: 6px;
  margin-bottom: 4px;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 3vw, 1.3rem);
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 600px;
  line-height: 1.5;
}

@media (max-width: 992px) {
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
}

/* CTAs de Alta Conversão */
.cta-wrapper {
  margin-bottom: 24px;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-hover) 100%);
  color: var(--bg-white);
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 800;
  padding: 20px 48px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px var(--brand-green-glow), var(--shadow-md);
  transition: var(--transition-spring);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border: 2px solid rgba(255, 255, 255, 0.1);
}

.cta-button:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 15px 35px var(--brand-green-glow), var(--shadow-lg);
}

.cta-button:active {
  transform: translateY(0) scale(0.98);
}

.cta-button svg {
  width: 24px;
  height: 24px;
  transition: transform 0.3s;
}

.cta-button:hover svg {
  transform: translateX(4px);
}

.cta-subtext {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

@media (max-width: 992px) {
  .cta-subtext {
    justify-content: center;
  }
}

.cta-subtext span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* CSS TABLET MOCKUP & INTERACTIVE CODING GAME */
.hero-mockup-wrapper {
  perspective: 1000px;
  animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  justify-content: center;
}

.tablet-mockup {
  width: 100%;
  max-width: 440px;
  background-color: var(--bg-dark);
  border: 12px solid #1E293B;
  border-radius: 36px;
  box-shadow: var(--shadow-xl), 0 0 40px rgba(15, 23, 42, 0.15);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.tablet-mockup::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 50%;
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 60%);
  pointer-events: none;
  z-index: 10;
}

.tablet-camera {
  width: 8px;
  height: 8px;
  background-color: #475569;
  border-radius: 50%;
  margin: 12px auto;
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
}

.tablet-screen {
  background-color: var(--bg-white);
  border-radius: 20px;
  overflow: hidden;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Game Interface */
.game-header {
  text-align: center;
  border-bottom: 2px dashed var(--border-light);
  padding-bottom: 10px;
}

.game-title {
  font-size: 0.95rem;
  color: var(--brand-blue);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.game-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Grid do Jogo */
.game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(4, 1fr);
  gap: 6px;
  background-color: var(--bg-light);
  padding: 8px;
  border-radius: 12px;
  border: 2px solid var(--border-light);
  aspect-ratio: 1;
  position: relative;
}

.grid-cell {
  background-color: var(--bg-white);
  border-radius: 6px;
  border: 1px solid rgba(226, 232, 240, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  position: relative;
  transition: var(--transition-smooth);
}

.grid-cell.obstacle {
  background-color: #FEE2E2;
  border-color: #FECACA;
}

.grid-cell.target {
  background-color: #DCFCE7;
  border-color: #BBF7D0;
  animation: pulse 2s infinite;
}

.grid-player {
  position: absolute;
  width: calc(25% - 10px);
  height: calc(25% - 10px);
  background-color: var(--brand-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--bg-white);
  box-shadow: var(--shadow-md);
  transition: left 0.3s cubic-bezier(0.25, 1, 0.5, 1), top 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 2;
}

/* Controles do Jogo */
.game-controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.game-arrows {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  width: 140px;
}

.arrow-btn {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  padding: 8px;
  border-radius: 8px;
  font-size: 1rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.arrow-btn:hover {
  background-color: var(--brand-blue);
  color: var(--bg-white);
  transform: scale(1.05);
}

.arrow-btn:active {
  transform: scale(0.95);
}

.arrow-btn.up { grid-column: 2; }
.arrow-btn.left { grid-column: 1; grid-row: 2; }
.arrow-btn.down { grid-column: 2; grid-row: 2; }
.arrow-btn.right { grid-column: 3; grid-row: 2; }

.game-info-bar {
  display: flex;
  justify-content: space-between;
  width: 100%;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: 8px;
}

.game-success-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(255, 255, 255, 0.95);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  border-radius: 12px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  z-index: 5;
  text-align: center;
  padding: 20px;
}

.game-success-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.game-success-title {
  font-size: 1.15rem;
  color: var(--brand-green);
  font-weight: 800;
}

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

.game-reset-btn {
  background-color: var(--brand-blue);
  color: var(--bg-white);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
}

/* ==========================================================================
   7. PROBLEM & SOLUTION SECTIONS
   ========================================================================== */
.problem-section {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.problem-card {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 4px; height: 100%;
  background-color: var(--accent-rose);
  opacity: 0.8;
}

.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.problem-card-icon {
  background-color: #FFE4E6;
  color: var(--accent-rose);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--bg-dark);
}

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

/* SOLUTION SECTION */
.solution-section {
  background: radial-gradient(circle at 90% 10%, rgba(220, 252, 231, 0.4) 0%, rgba(248, 250, 252, 0) 60%);
  border-bottom: 1px solid var(--border-light);
}

.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 992px) {
  .solution-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.solution-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #DCFCE7;
  color: var(--brand-green);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.solution-bullets {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.solution-bullet {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.solution-bullet-icon {
  background-color: #DCFCE7;
  color: var(--brand-green);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.solution-bullet-icon svg {
  width: 16px;
  height: 16px;
}

.solution-bullet-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--bg-dark);
  margin-bottom: 4px;
}

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

/* Beautiful Stylized Printable Sheets Visual */
.printable-mockup {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 0;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.printable-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.printable-mockup::after {
  content: '';
  position: absolute;
  bottom: -15px; right: -15px;
  width: 100%; height: 100%;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  z-index: -1;
  box-shadow: var(--shadow-md);
  transform: rotate(2deg);
}

.printable-mockup::before {
  content: '';
  position: absolute;
  bottom: -25px; right: -25px;
  width: 100%; height: 100%;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  z-index: -2;
  box-shadow: var(--shadow-sm);
  transform: rotate(-1.5deg);
}

.printable-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--bg-light);
  padding-bottom: 12px;
  margin-bottom: 16px;
}

.printable-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--brand-blue);
}

.printable-logo {
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--bg-light);
  padding: 4px 8px;
  border-radius: 4px;
  color: var(--text-muted);
}

.printable-content-visual {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.printable-row {
  height: 8px;
  background-color: var(--bg-light);
  border-radius: 4px;
}

.printable-row.w-80 { width: 80%; }
.printable-row.w-60 { width: 60%; }
.printable-row.w-40 { width: 40%; }

.printable-grid-visual {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin: 12px 0;
  background-color: var(--bg-light);
  padding: 8px;
  border-radius: 8px;
}

.printable-grid-cell {
  background-color: var(--bg-white);
  aspect-ratio: 1;
  border-radius: 4px;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.printable-grid-cell.active-green {
  background-color: #DCFCE7;
  color: var(--brand-green);
  border-color: #BBF7D0;
}

.printable-grid-cell.active-blue {
  background-color: #DBEAFE;
  color: var(--brand-blue);
  border-color: #BFDBFE;
}

.printable-footer-badge {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

.bncc-badge-pill {
  background: linear-gradient(135deg, var(--brand-blue) 0%, #1D4ED8 100%);
  color: var(--bg-white);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   8. BENEFITS GRID SECTION ("O que seus alunos vão desenvolver")
   ========================================================================== */
.benefits-section {
  background-color: var(--bg-light);
  border-bottom: 1px solid var(--border-light);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.benefit-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition-spring);
  box-shadow: var(--shadow-sm);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(59, 130, 246, 0.3);
}

.benefit-icon-wrapper {
  background-color: #EFF6FF;
  color: var(--brand-blue);
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition-smooth);
}

.benefit-card:hover .benefit-icon-wrapper {
  background-color: var(--brand-blue);
  color: var(--bg-white);
}

.benefit-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.benefit-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--bg-dark);
  margin-bottom: 10px;
}

.benefit-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   9. SOCIAL PROOF SECTION ("Amado por educadores")
   ========================================================================== */
.social-proof-section {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
}

.social-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 48px;
  flex-wrap: wrap;
  text-align: center;
}

.stat-item {
  min-width: 180px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--brand-blue);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

@media (max-width: 480px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

/* Elegant WhatsApp/Social format */
.testimonial-card {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  transition: var(--transition-smooth);
}

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

.testimonial-card-img {
  padding: 0;
  overflow: hidden;
  background: none;
  border: none;
}

.testimonial-feedback-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--brand-blue);
  color: var(--bg-white);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-white);
  box-shadow: var(--shadow-sm);
}

.user-info-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--bg-dark);
  display: flex;
  align-items: center;
  gap: 4px;
}

.verified-icon {
  color: var(--brand-blue);
  display: inline-block;
}

.user-info-role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.stars-rating {
  color: var(--accent-amber);
  display: flex;
  gap: 2px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--bg-dark);
  font-style: italic;
  line-height: 1.5;
  background: var(--bg-white);
  padding: 16px;
  border-radius: 12px;
  border-left: 4px solid var(--brand-green);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   10. DELIVERABLES SECTION ("O que você recebe")
   ========================================================================== */
.deliverables-section {
  background-color: var(--bg-light);
  border-bottom: 1px solid var(--border-light);
}

.deliverables-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.deliverable-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-spring);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.deliverable-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(34, 197, 94, 0.3);
}

.deliverable-img-placeholder {
  height: 160px;
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  font-size: 3rem;
  overflow: hidden;
}

.deliverable-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.deliverable-card:nth-child(even) .deliverable-img-placeholder {
  background: linear-gradient(135deg, #DCFCE7 0%, #BBF7D0 100%);
}

.deliverable-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.deliverable-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.deliverable-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--bg-dark);
}

.deliverable-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.deliverable-stats-pill {
  margin-top: auto;
  align-self: flex-start;
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand-blue);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================================================
   11. COMPARISON SECTION ("Uma decisão, dois caminhos")
   ========================================================================== */
.comparison-section {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
}

.comparison-table-wrapper {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-top: 24px;
}

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

@media (max-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
}

.comparison-col {
  padding: 40px;
}

.comparison-col.left-path {
  background-color: #F8FAFC;
  border-right: 1px solid var(--border-light);
}

@media (max-width: 768px) {
  .comparison-col.left-path {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
  }
}

.comparison-col.right-path {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.03) 0%, rgba(34, 197, 94, 0.08) 100%);
  position: relative;
}

.comparison-col.right-path::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background-color: var(--brand-green);
}

.comparison-col-header {
  margin-bottom: 32px;
  text-align: center;
}

.comparison-col-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.left-path .comparison-col-title { color: var(--text-muted); }
.right-path .comparison-col-title { color: var(--brand-green); }

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

.comparison-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.comparison-item {
  display: flex;
  gap: 12px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.comparison-item-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.left-path .comparison-item-icon {
  background-color: #FEE2E2;
  color: var(--accent-rose);
}

.right-path .comparison-item-icon {
  background-color: #DCFCE7;
  color: var(--brand-green);
}

.comparison-item-icon svg {
  width: 12px;
  height: 12px;
}

/* ==========================================================================
   12. PRICING SECTION ("Escolha seu plano")
   ========================================================================== */
.pricing-section {
  background: radial-gradient(circle at 50% 50%, rgba(239, 246, 255, 0.4) 0%, rgba(248, 250, 252, 0) 70%);
  border-bottom: 1px solid var(--border-light);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  align-items: stretch;
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width: 480px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
  transition: var(--transition-spring);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

/* Plano Premium Destacado */
.pricing-card.premium-plan {
  border: 3px solid var(--brand-green);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(34, 197, 94, 0.15);
}

.pricing-card.premium-plan:hover {
  box-shadow: var(--shadow-xl), 0 0 40px rgba(34, 197, 94, 0.25);
}

.pricing-card.premium-plan::before {
  content: '';
  position: absolute;
  top: -3px; left: -3px; right: -3px; bottom: -3px;
  border-radius: var(--radius-lg);
  border: 3px solid var(--brand-green);
  pointer-events: none;
  z-index: 2;
}

.pricing-badge {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-hover) 100%);
  color: var(--bg-white);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 10px rgba(34, 197, 94, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 5;
  white-space: nowrap;
}

.pricing-header {
  text-align: center;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.pricing-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--bg-dark);
  margin-bottom: 8px;
}

.pricing-anchoring {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-bottom: 4px;
}

.pricing-price-box {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.pricing-currency {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--bg-dark);
}

.pricing-price {
  font-size: 3.25rem;
  font-weight: 900;
  color: var(--bg-dark);
  line-height: 1;
}

.pricing-period {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.pricing-features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-feature-item {
  display: flex;
  gap: 10px;
  font-size: 0.9rem;
  align-items: flex-start;
  color: var(--text-dark);
}

.pricing-feature-item.bonus-item {
  color: var(--brand-blue);
  font-weight: 600;
}

.pricing-feature-item svg {
  width: 18px;
  height: 18px;
  color: var(--brand-green);
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-feature-item.bonus-item svg {
  color: var(--brand-blue);
}

.pricing-feature-item.disabled {
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.5;
}

.pricing-feature-item.disabled svg {
  color: var(--text-muted);
}

.pricing-cta {
  width: 100%;
  padding: 16px;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  transition: var(--transition-spring);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pricing-cta svg {
  width: 20px;
  height: 20px;
}

.pricing-card:not(.premium-plan) .pricing-cta {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  color: var(--text-dark);
}

.pricing-card:not(.premium-plan) .pricing-cta:hover {
  background-color: var(--border-light);
  transform: translateY(-2px);
}

.premium-plan .pricing-cta {
  background: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-hover) 100%);
  color: var(--bg-white);
  box-shadow: 0 6px 15px var(--brand-green-glow);
}

.premium-plan .pricing-cta:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 10px 25px var(--brand-green-glow);
}

/* ==========================================================================
   13. FAQ SECTION (INTERACTIVE ACCORDION)
   ========================================================================== */
.faq-section {
  background-color: var(--bg-light);
  border-bottom: 1px solid var(--border-light);
}

.faq-wrapper {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-sm);
}

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

.faq-question-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--bg-dark);
  transition: var(--transition-smooth);
}

.faq-question-btn:hover {
  color: var(--brand-blue);
}

.faq-icon {
  background-color: var(--bg-light);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-smooth);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  background-color: var(--brand-blue);
  color: var(--bg-white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0, 1, 0, 1), padding 0.4s ease;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 500px; /* Grande o suficiente para conter o texto */
  padding: 0 24px 24px 24px;
  border-top: 1px solid var(--bg-light);
}

/* ==========================================================================
   14. GUARANTEE SECTION ("Garantia de 7 Dias")
   ========================================================================== */
.guarantee-section {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
}

.guarantee-box {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 0.5fr 1.5fr;
  gap: 40px;
  align-items: center;
  max-width: 860px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .guarantee-box {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 32px;
  }
}

.guarantee-badge-container {
  display: flex;
  justify-content: center;
}

.guarantee-badge-svg {
  width: 140px;
  height: 140px;
  animation: float 4s ease-in-out infinite;
}

.guarantee-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--bg-dark);
}

.guarantee-text {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

/* ==========================================================================
   15. FINAL CTA SECTION & FOOTER
   ========================================================================== */
.final-cta {
  background: var(--bg-dark);
  color: var(--text-light);
  text-align: center;
  padding: 100px 0;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(34, 197, 94, 0.1) 0%, rgba(15, 23, 42, 0) 70%);
}

.final-cta-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 5;
}

.final-cta-title {
  color: var(--text-light);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
}

.final-cta-desc {
  font-size: clamp(1rem, 3.5vw, 1.25rem);
  color: #94A3B8;
  margin-bottom: 40px;
}

.final-cta .cta-button {
  margin-bottom: 20px;
}

/* FOOTER */
.site-footer {
  background-color: #0B0F19;
  color: #64748B;
  padding: 48px 0;
  text-align: center;
  font-size: 0.85rem;
  border-top: 1px solid #1E293B;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

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

/* ==========================================================================
   16. POP-UP DE UPSELL E BACKDROP
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.upsell-modal {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 4px solid var(--accent-amber);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 0 50px rgba(245, 158, 11, 0.3);
  transform: translateY(40px) scale(0.95);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-backdrop.active .upsell-modal {
  transform: translateY(0) scale(1);
}

.upsell-header {
  background-color: #FEF3C7;
  padding: 24px;
  text-align: center;
  border-bottom: 2px dashed #FDE68A;
}

.upsell-badge-attention {
  display: inline-block;
  background-color: var(--accent-amber);
  color: var(--bg-dark);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  margin-bottom: 12px;
  animation: pulse 1s infinite alternate;
}

.upsell-headline {
  font-size: 1.35rem;
  font-weight: 900;
  color: #92400E;
  line-height: 1.2;
}

.upsell-body {
  padding: 32px 24px;
}

.upsell-subheadline {
  font-size: 1rem;
  font-weight: 700;
  color: var(--bg-dark);
  text-align: center;
  margin-bottom: 24px;
  line-height: 1.5;
}

.upsell-subheadline span.highlight-price {
  color: var(--brand-blue);
  font-size: 1.25rem;
  font-weight: 900;
}

.upsell-benefits-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}

@media (max-width: 480px) {
  .upsell-benefits-list {
    grid-template-columns: 1fr;
  }
}

.upsell-benefit-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
}

.upsell-benefit-item svg {
  color: var(--brand-green);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.upsell-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
}

.upsell-btn-primary {
  width: 100%;
  background: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-hover) 100%);
  color: var(--bg-white);
  font-size: 1.1rem;
  font-weight: 800;
  padding: 18px 24px;
  border-radius: var(--radius-md);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  box-shadow: 0 6px 15px var(--brand-green-glow);
  transition: var(--transition-spring);
  text-align: center;
  border: 2px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.upsell-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px var(--brand-green-glow);
}

.upsell-btn-secondary {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-decoration: underline;
  transition: var(--transition-smooth);
}

.upsell-btn-secondary:hover {
  color: var(--bg-dark);
}

/* ==========================================================================
   17. CHECKOUT SIMULATOR MODAL
   ========================================================================== */
.checkout-modal {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 460px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: translateY(40px) scale(0.95);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-backdrop.active .checkout-modal {
  transform: translateY(0) scale(1);
}

.checkout-header {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.checkout-header-logo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--brand-green);
  display: flex;
  align-items: center;
  gap: 6px;
}

.checkout-secure-badge {
  font-size: 0.75rem;
  color: #94A3B8;
  display: flex;
  align-items: center;
  gap: 4px;
}

.checkout-body {
  padding: 28px;
}

.checkout-summary {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.checkout-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--bg-dark);
}

.checkout-item-price {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--brand-green);
}

.checkout-steps {
  display: flex;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 12px;
  gap: 16px;
}

.checkout-step {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.checkout-step.active {
  color: var(--brand-blue);
}

.checkout-step-num {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--border-light);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.checkout-step.active .checkout-step-num {
  background-color: var(--brand-blue);
  color: var(--bg-white);
}

/* Formulário de Checkout */
.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--bg-dark);
}

.form-group input {
  padding: 12px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-group input:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.payment-methods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 8px;
}

.payment-method-btn {
  border: 1px solid var(--border-light);
  padding: 12px 8px;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.payment-method-btn.active {
  border-color: var(--brand-blue);
  background-color: #EFF6FF;
  color: var(--brand-blue);
}

.payment-method-btn svg {
  width: 20px;
  height: 20px;
}

.checkout-pay-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-hover) 100%);
  color: var(--bg-white);
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  box-shadow: 0 4px 12px var(--brand-green-glow);
  margin-top: 16px;
  transition: var(--transition-spring);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.checkout-pay-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--brand-green-glow);
}

/* Success Screen inside checkout */
.checkout-success-view {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 10px;
}

.success-circle-svg {
  width: 72px;
  height: 72px;
  color: var(--brand-green);
  margin-bottom: 20px;
  animation: scaleUp 0.5s var(--transition-spring);
}

.checkout-success-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--brand-green);
  margin-bottom: 12px;
}

.checkout-success-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.success-details-card {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 16px;
  width: 100%;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}

.success-detail-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.success-detail-row span:first-child {
  color: var(--text-muted);
}

.success-detail-row span:last-child {
  font-weight: 700;
  color: var(--bg-dark);
}

.checkout-close-btn {
  background-color: var(--brand-blue);
  color: var(--bg-white);
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  width: 100%;
  text-align: center;
}

/* ==========================================================================
   18. FLOATING SOCIAL PROOF TOAST
   ========================================================================== */
.social-proof-toast {
  position: fixed;
  bottom: 24px;
  left: 24px;
  background-color: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  box-shadow: var(--shadow-lg), 0 4px 20px rgba(15, 23, 42, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 500;
  max-width: 320px;
  transform: translateY(120px) scale(0.9);
  opacity: 0;
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.2), opacity 0.5s ease;
  pointer-events: none;
}

.social-proof-toast.active {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 480px) {
  .social-proof-toast {
    left: 12px;
    right: 12px;
    bottom: 12px;
    max-width: none;
  }
}

.toast-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #DBEAFE;
  color: var(--brand-blue);
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.toast-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toast-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--bg-dark);
}

.toast-message {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.toast-time {
  font-size: 0.65rem;
  color: var(--text-muted);
  opacity: 0.8;
}

/* ==========================================================================
   19. MEDIA QUERIES ABRANGENTES PARA RESPONSIVIDADE MOBILE (100%)
   ========================================================================== */

/* Telas muito pequenas (até 400px) */
@media (max-width: 400px) {
  .container { padding: 0 16px; }
  section { padding: 40px 0; }
  
  .hero-title { font-size: 1.75rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .hero { padding: 30px 0 40px 0; }
  
  .cta-button {
    width: 100%;
    padding: 16px 24px;
    font-size: 1rem;
  }
  
  .cta-subtext {
    flex-direction: column;
    gap: 8px;
    font-size: 0.8rem;
  }
  
  .tablet-mockup { max-width: 100%; border-width: 6px; border-radius: 20px; }
  .tablet-screen { padding: 10px; gap: 10px; }
  .game-grid { gap: 4px; padding: 6px; aspect-ratio: 1; }
  .grid-cell { font-size: 1rem; border-radius: 4px; }
  .game-arrows { width: 100%; max-width: 160px; }
  .arrow-btn { padding: 10px; font-size: 1rem; min-height: 44px; min-width: 44px; }
  .game-title { font-size: 0.85rem; }
  .game-desc { font-size: 0.7rem; }
  .game-info-bar { font-size: 0.7rem; flex-wrap: wrap; gap: 4px; }
  .hero-mockup-wrapper { animation: none; }
  .tablet-camera { width: 6px; height: 6px; top: -4px; }
  
  .pricing-card { padding: 28px 20px; }
  .pricing-price { font-size: 2.75rem; }
  
  .guarantee-box { padding: 24px 16px; }
  .guarantee-badge-svg { width: 100px; height: 100px; }
  .guarantee-title { font-size: 1.25rem; }
  .guarantee-text { font-size: 0.9rem; }
  
  .comparison-col { padding: 24px 20px; }
  
  .final-cta { padding: 60px 0; }
  .final-cta-title { font-size: 1.5rem; }
  
  .checkout-modal { border-radius: 16px; }
  .checkout-body { padding: 20px 16px; }
  .upsell-modal { border-radius: 16px; }
  .upsell-body { padding: 24px 16px; }
  
  .social-stats { gap: 24px; }
  .stat-number { font-size: 2rem; }
  
  .footer-links { flex-direction: column; gap: 12px; }
  
  .success-detail-row { flex-direction: column; gap: 2px; }
}

/* Smartphones pequenos (até 480px) */
@media (max-width: 480px) {
  .urgent-banner {
    font-size: 0.75rem;
    padding: 8px 12px;
    flex-direction: column;
    gap: 4px;
  }
  
  .hero-title { font-size: 1.85rem; }
  .hero-tag { font-size: 0.75rem; padding: 6px 12px; }
  .hero-mockup-wrapper { transform: scale(1); }
  .tablet-mockup { max-width: 340px; margin: 0 auto; border-width: 6px; }
  .tablet-screen { padding: 10px; gap: 10px; border-radius: 14px; }
  .game-grid { gap: 3px; padding: 5px; }
  .grid-player { width: calc(25% - 8px); height: calc(25% - 8px); }
  .game-arrows { max-width: 150px; }
  .arrow-btn { min-height: 42px; min-width: 42px; padding: 8px; font-size: 0.95rem; border-radius: 8px; }
  .game-info-bar { font-size: 0.65rem; }
  .game-desc { font-size: 0.65rem; }
  
  .section-title { font-size: 1.5rem; }
  .section-subtitle { font-size: 0.95rem; }
  
  .problem-card { padding: 24px 20px; }
  .problem-card h3 { font-size: 1.1rem; }
  
  .solution-bullet-title { font-size: 1rem; }
  
  .benefit-card { padding: 24px 20px; }
  
  .deliverable-img-placeholder { height: 120px; font-size: 2.5rem; }
  .deliverable-content { padding: 16px; }
  
  .testimonial-card { padding: 20px 16px; }
  .testimonial-text { font-size: 0.85rem; padding: 12px; }
  .stars-rating { font-size: 0.85rem; }
  
  .faq-question-btn { padding: 18px 16px; font-size: 0.95rem; }
  .faq-answer { font-size: 0.9rem; }
  .faq-item.active .faq-answer { padding: 0 16px 18px 16px; }
  
  .payment-methods { grid-template-columns: 1fr; }
  .payment-method-btn { flex-direction: row; justify-content: center; padding: 14px; }
  
  .form-group-row { grid-template-columns: 1fr; }
  
  .upsell-benefits-list { grid-template-columns: 1fr; }
  .upsell-headline { font-size: 1.15rem; }
  .upsell-subheadline { font-size: 0.9rem; }
  .upsell-btn-primary { font-size: 1rem; padding: 14px 20px; }
}

/* Smartphones médios (até 600px) */
@media (max-width: 600px) {
  .hero-grid { gap: 28px; }
  .solution-grid { gap: 28px; }
  
  .benefits-grid { grid-template-columns: 1fr; }
  .deliverables-grid { grid-template-columns: 1fr; }
  .problem-grid { grid-template-columns: 1fr; }
  
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  
  .comparison-grid { grid-template-columns: 1fr; }
  
  .modal-backdrop { padding: 12px; align-items: flex-end; }
  .modal-backdrop.active .checkout-modal,
  .modal-backdrop.active .upsell-modal {
    transform: translateY(0) scale(1);
  }
  .checkout-modal,
  .upsell-modal {
    transform: translateY(100px) scale(0.95);
    max-height: 90vh;
    overflow-y: auto;
  }
  
  .game-grid {
    max-width: 320px;
    margin: 0 auto;
  }
  
  .social-proof-toast {
    left: 12px;
    right: 12px;
    bottom: 12px;
    max-width: none;
  }
  
  .game-controls { gap: 6px; }
  .game-arrows { max-width: 160px; }
  .arrow-btn { min-height: 44px; min-width: 44px; font-size: 1rem; }
  .grid-player { width: calc(25% - 8px); height: calc(25% - 8px); }
  
  .printable-mockup::after,
  .printable-mockup::before { display: none; }
}

/* Tablets pequenos (até 768px) */
@media (max-width: 768px) {
  .hero-subtitle { font-size: 1rem; }
  .hero-tag { margin-bottom: 16px; }
  
  .hero-mockup-wrapper {
    transform: scale(0.98);
    transform-origin: top center;
  }
  
  .cta-subtext {
    justify-content: center;
    gap: 12px;
  }
  
  .solution-grid { text-align: center; }
  .solution-bullet { flex-direction: column; align-items: center; text-align: center; }
  .solution-bullet-icon { margin-bottom: 8px; }
  
  .comparison-col {
    padding: 32px 24px;
  }
  .comparison-col-title { font-size: 1.15rem; }
  
  .benefit-card { text-align: center; }
  .benefit-icon-wrapper { margin-left: auto; margin-right: auto; }
  
  .pricing-card.premium-plan { margin-top: 24px; }
  .pricing-badge { font-size: 0.7rem; padding: 5px 14px; }
  
  .deliverable-card { max-width: 400px; margin: 0 auto; }
  
  .social-stats { gap: 32px; }
  
  .guarantee-box {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 32px 24px;
  }
  .guarantee-badge-container { margin-bottom: 16px; }
  
  .final-cta { padding: 80px 0; }
  .final-cta .cta-button { width: 100%; max-width: 400px; }
  
  .faq-wrapper { max-width: 100%; }
  
  .checkout-header { flex-direction: column; gap: 8px; text-align: center; }
  
  .game-grid {
    max-width: 340px;
    margin: 0 auto;
  }
  
  .tablet-mockup { margin: 0 auto; max-width: 400px; }
  
  .pricing-section .section-header { margin-bottom: 32px; }
  
  .social-proof-toast { max-width: 300px; }
}

/* Tablets e notebooks pequenos (até 992px) */
@media (max-width: 992px) {
  .solution-content { text-align: center; }
  .solution-bullet { text-align: left; }
  
  .hero-tag { font-size: 0.8rem; }
  
  .printable-mockup { max-width: 400px; margin: 0 auto; }
  
  .pricing-grid { max-width: 600px; }
  
  .tablet-mockup { max-width: 400px; }
  .game-grid { max-width: 320px; }
  .game-arrows { max-width: 160px; }
  .arrow-btn { min-height: 44px; min-width: 44px; }
}