/* ========================================
   SysCard Landing Page Styles
   Design System baseado nos frontends existentes
   ======================================== */

/* CSS Variables */
:root {
  /* Cores principais - Admin (azul escuro) */
  --primary: #003366;
  --primary-light: #004488;
  --primary-dark: #002244;
  
  /* Cores secundárias - Funcionario (cyan) */
  --accent: #0891b2;
  --accent-light: #06b6d4;
  --accent-dark: #155e75;
  
  /* Cores neutras */
  --background: #f8fafc;
  --surface: #ffffff;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border: #e5e7eb;
  
  /* Cores de estado */
  --success: #16a34a;
  --success-light: #dcfce7;
  --error: #dc2626;
  --error-light: #fef2f2;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Transições */
  --transition: all 0.3s ease;
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========================================
   Header / Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

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

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.brand-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 4px;
  box-shadow: var(--shadow-sm);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.nav-menu {
  display: flex;
  gap: 0.5rem;
}

.nav-menu a {
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius);
  transition: var(--transition);
}

.nav-menu a:hover {
  color: var(--primary);
  background: rgba(0, 51, 102, 0.05);
}

.header-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
  padding: 0.5rem;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn i {
  font-size: 0.875rem;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 4px rgba(0, 51, 102, 0.2);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 51, 102, 0.3);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  background: var(--background);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
  opacity: 0.95;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-badge i {
  color: var(--success-light);
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.hero-title .highlight {
  background: linear-gradient(135deg, #fff 0%, #e0f2fe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.hero-actions .btn-outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.hero-actions .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  font-weight: 500;
}

.stat i {
  color: var(--accent-light);
  font-size: 1.125rem;
}

/* Hero Visual / Card Showcase */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.card-showcase {
  position: relative;
  width: 100%;
  max-width: 420px;
  height: 320px;
}

.card-float {
  position: absolute;
  transition: transform 0.3s ease;
}

.card-float.card-front {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-5deg);
  z-index: 2;
  animation: floatFront 6s ease-in-out infinite;
}

.card-float.card-back {
  top: 50%;
  left: 50%;
  transform: translate(-30%, -55%) rotate(5deg);
  z-index: 1;
  opacity: 0.6;
  animation: floatBack 6s ease-in-out infinite 1s;
}

/* Pause animations on hover for better interaction */
.card-showcase:hover .card-float {
  animation-play-state: paused;
}

.card-float.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.card-float.card-icon.icon-1 {
  top: 10%;
  right: 0;
  background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
  animation: floatIcon 5s ease-in-out infinite 0.5s;
}

.card-float.card-icon.icon-2 {
  bottom: 20%;
  left: -10%;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  animation: floatIcon 5s ease-in-out infinite 1.5s;
}

.card-float.card-icon.icon-3 {
  bottom: 0;
  right: 10%;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  animation: floatIcon 5s ease-in-out infinite 2s;
}

@keyframes floatFront {
  0%, 100% {
    transform: translate(-50%, -50%) rotate(-5deg) translateY(0);
  }
  50% {
    transform: translate(-50%, -50%) rotate(-5deg) translateY(-20px);
  }
}

@keyframes floatBack {
  0%, 100% {
    transform: translate(-30%, -55%) rotate(5deg) translateY(0);
  }
  50% {
    transform: translate(-30%, -55%) rotate(5deg) translateY(-15px);
  }
}

@keyframes floatIcon {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

/* Card View Styles */
.card-view {
  width: 340px;
  height: 210px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  color: #fff;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-view::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.card-view.secondary {
  background: #fff;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1;
  height: 35px;
}

.company {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.9;
  text-align: right;
  max-width: 150px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.logo img {
  max-height: 32px;
  max-width: 70px;
  object-fit: contain;
}

.card-body {
  display: flex;
  gap: 1rem;
  align-items: center;
  z-index: 1;
  flex: 1;
  padding: 0.25rem 0;
}

.avatar {
  width: 60px;
  height: 75px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
  flex-shrink: 0;
}

.info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.7rem;
  flex: 1;
  overflow: hidden;
}

.info div {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.info strong {
  font-weight: 600;
  opacity: 0.8;
  font-size: 0.6rem;
  text-transform: uppercase;
  display: inline-block;
  min-width: 55px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1;
  font-size: 0.6rem;
  font-weight: 600;
  opacity: 0.9;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 0.5rem;
}

.barcode-text {
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  letter-spacing: 2px;
}

.card-view.secondary .card-body {
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
}

.barcode-container {
  margin-bottom: 0.75rem;
}

.barcode-lines {
  height: 40px;
  background: repeating-linear-gradient(
    90deg,
    #000 0px,
    #000 2px,
    #fff 2px,
    #fff 4px,
    #000 4px,
    #000 5px,
    #fff 5px,
    #fff 7px
  );
  width: 200px;
  margin: 0 auto;
}

.terms {
  font-size: 0.6rem;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.contact-info {
  font-size: 0.65rem;
  color: var(--text-secondary);
}

.contact-info p {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin: 0.25rem 0;
}

.contact-info i {
  font-size: 0.6rem;
}

/* ========================================
   Section Styles
   ======================================== */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--success-light);
  color: var(--success);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========================================
   About Section
   ======================================== */
.about {
  background: var(--surface);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.about-card {
  background: var(--background);
  padding: 2rem;
  border-radius: var(--radius-xl);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.about-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.about-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: #fff;
  box-shadow: var(--shadow-md);
}

.about-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

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

/* ========================================
   Features Section
   ======================================== */
.features {
  background: var(--background);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.feature-card > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  text-align: left;
}

.feature-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-primary);
}

.feature-list i {
  color: var(--success);
  font-size: 0.75rem;
}

/* ========================================
   Modules Section
   ======================================== */
.modules {
  background: var(--surface);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.module-card {
  background: var(--background);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.module-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.module-header {
  padding: 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.module-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1rem;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: #fff;
  box-shadow: var(--shadow-md);
}

.module-admin .module-icon {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.module-funcionario .module-icon {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
}

.module-validacao .module-icon {
  background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
}

.module-header h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.module-body {
  padding: 1.5rem 2rem;
}

.module-body > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  text-align: center;
}

.module-body ul {
  list-style: none;
}

.module-body li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.module-body li i {
  color: var(--success);
  font-size: 0.75rem;
}

.module-footer {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  border-top: 1px solid var(--border);
}

/* ========================================
   Benefits Section
   ======================================== */
.benefits {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
}

.benefits .section-badge {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.benefits .section-title {
  color: #fff;
}

.benefits .section-description {
  color: rgba(255, 255, 255, 0.9);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.benefit-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.benefit-number {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.15);
  line-height: 1;
  flex-shrink: 0;
}

.benefit-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.benefit-content h3 i {
  color: var(--accent-light);
}

.benefit-content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
}

/* ========================================
   CTA Section
   ======================================== */
.cta {
  background: var(--background);
  padding: 4rem 0;
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.cta p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .brand {
  margin-bottom: 1rem;
}

.footer-brand .brand-logo {
  background: rgba(255, 255, 255, 0.1);
}

.footer-brand .brand-name {
  color: #fff;
}

.footer-brand p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.125rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
  transform: translateY(-3px);
}

.footer-links h4,
.footer-tech h4 {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1.25rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #fff;
  padding-left: 0.5rem;
}

.tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-badge {
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.footer-version {
  font-size: 0.8rem !important;
  color: rgba(255, 255, 255, 0.5) !important;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .card-showcase {
    max-width: 380px;
    height: 300px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  /* Header */
  .nav-menu,
  .header-actions {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }
  
  .header-content {
    height: 64px;
  }
  
  .brand-logo {
    width: 40px;
    height: 40px;
  }
  
  .brand-name {
    font-size: 1.125rem;
  }

  /* Hero */
  .hero {
    padding-top: 5rem;
    padding-bottom: 3rem;
    min-height: auto;
  }

  .hero-title {
    font-size: 1.75rem;
    line-height: 1.2;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }
  
  .hero-badge {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
  }

  /* Card Showcase */
  .card-showcase {
    max-width: 300px;
    height: 260px;
  }
  
  .card-view {
    width: 280px;
    height: 175px;
  }
  
  .card-float.card-icon {
    display: none;
  }
  
  .card-float.card-back {
    opacity: 0.4;
  }

  /* Sections */
  section {
    padding: 3rem 0;
  }
  
  .section-header {
    margin-bottom: 2.5rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .section-description {
    font-size: 1rem;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .about-card {
    padding: 1.5rem;
  }

  /* Features */
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .feature-card {
    padding: 1.5rem;
  }
  
  .feature-list {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  .feature-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }

  /* Modules */
  .modules-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .module-header {
    padding: 1.5rem;
  }
  
  .module-icon {
    width: 70px;
    height: 70px;
    font-size: 1.75rem;
  }
  
  .module-body {
    padding: 1.25rem 1.5rem;
  }
  
  .module-footer {
    padding: 1.25rem 1.5rem;
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .module-footer .btn {
    width: 100%;
  }

  /* Benefits */
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .benefit-item {
    gap: 1rem;
  }
  
  .benefit-number {
    font-size: 2.5rem;
  }
  
  .benefit-content h3 {
    font-size: 1.125rem;
  }

  /* CTA */
  .cta {
    padding: 3rem 0;
  }
  
  .cta h2 {
    font-size: 1.5rem;
  }
  
  .cta p {
    font-size: 1rem;
  }
  
  .cta-actions .btn {
    width: 100%;
  }

  /* Footer */
  .footer {
    padding: 3rem 0 1.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  
  .footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .footer-brand .brand {
    margin-bottom: 0.75rem;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .tech-badges {
    justify-content: center;
  }
  
  .footer-links ul {
    padding: 0;
  }
}

@media (max-width: 480px) {
  /* Container */
  .container {
    padding: 0 1rem;
  }
  
  /* Hero */
  .hero-title {
    font-size: 1.5rem;
  }
  
  .hero-description {
    font-size: 0.95rem;
  }
  
  .hero-badge {
    padding: 0.25rem 0.625rem;
    font-size: 0.7rem;
  }
  
  .hero-stats {
    width: 100%;
  }
  
  .stat {
    font-size: 0.875rem;
    width: 100%;
    justify-content: center;
  }

  /* Card Showcase */
  .card-showcase {
    max-width: 280px;
    height: 240px;
  }
  
  .card-view {
    width: 260px;
    height: 160px;
  }
  
  .card-float.card-back {
    display: none;
  }
  
  .card-float.card-front {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  /* Sections */
  section {
    padding: 2.5rem 0;
  }
  
  .section-title {
    font-size: 1.375rem;
  }
  
  .section-description {
    font-size: 0.95rem;
  }
  
  .section-badge {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
  }

  /* About */
  .about-card {
    padding: 1.25rem;
  }
  
  .about-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .about-card h3 {
    font-size: 1.125rem;
  }
  
  .about-card p {
    font-size: 0.9rem;
  }

  /* Features */
  .feature-card {
    padding: 1.25rem;
  }
  
  .feature-card h3 {
    font-size: 1.125rem;
  }
  
  .feature-card > p {
    font-size: 0.9rem;
  }

  /* Modules */
  .module-header h3 {
    font-size: 1.25rem;
  }
  
  .module-body > p {
    font-size: 0.9rem;
  }
  
  .module-body li {
    font-size: 0.85rem;
  }

  /* Benefits */
  .benefit-number {
    font-size: 2rem;
  }
  
  .benefit-content h3 {
    font-size: 1rem;
  }
  
  .benefit-content p {
    font-size: 0.9rem;
  }

  /* Footer */
  .footer-brand p {
    font-size: 0.875rem;
  }
  
  .footer-links h4,
  .footer-tech h4 {
    font-size: 0.95rem;
  }
  
  .footer-links a,
  .footer-bottom p {
    font-size: 0.875rem;
  }
  
  .tech-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
  }
}

/* Small phones */
@media (max-width: 360px) {
  .hero-title {
    font-size: 1.25rem;
  }
  
  .card-showcase {
    max-width: 260px;
    height: 220px;
  }
  
  .card-view {
    width: 240px;
    height: 150px;
  }
  
  .btn-lg {
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
  }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-text > * {
  animation: fadeInUp 0.8s ease forwards;
}

.hero-text .hero-badge {
  animation-delay: 0.2s;
}

.hero-text .hero-title {
  animation-delay: 0.3s;
}

.hero-text .hero-description {
  animation-delay: 0.4s;
}

.hero-text .hero-actions {
  animation-delay: 0.5s;
}

.hero-text .hero-stats {
  animation-delay: 0.6s;
}

/* ========================================
   WhatsApp Float Button
   ======================================== */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: all 0.3s ease;
  z-index: 1000;
  text-decoration: none;
  animation: pulse 2s infinite;
}

.whatsapp-float:hover {
  background-color: #128c7e;
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
  transform: scale(0.95);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Responsividade para o botão WhatsApp */
@media (max-width: 768px) {
  .whatsapp-float {
    width: 50px;
    height: 50px;
    font-size: 26px;
    bottom: 15px;
    right: 15px;
  }
}