/* Academia Charlie - Enhanced Styles with 3D Logo */

/* Foundation Colors */
:root {
  --bg-page: #FAFFEE;
  --bg-card: #FAFAFF;
  --bg-subtle: #EDEDFE;
  --bg-section: #CACAFC;
  
  --text-primary: #1B4332;
  --text-secondary: #2D5A3D;
  --text-light: #807979;
  
  --border-light: #E8F5E8;
  --border-medium: #DDDDDD;
  --border-strong: #B0B0B0;
  
  --brand-primary: #52B788;
  --brand-dark: #1B4332;
  --brand-hover: #2D5A3D;
  --brand-light: #B7E4C7;
  
  --spacing-xs: 8px;
  --spacing-small: 16px;
  --spacing-medium: 24px;
  --spacing-large: 32px;
  --spacing-xl: 48px;
  --spacing-giant: 64px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
  line-height: 1.5;
  background: var(--bg-page);
  color: var(--text-primary);
}

html {
  scroll-behavior: smooth;
}

/* Container */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--spacing-small);
  position: relative;
  z-index: 2;
}

/* Background Images for Sections */
.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('bg-policia.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.10;
  z-index: 1;
}

.about-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('https://images.unsplash.com/photo-1636136370671-7ec07f284a2f?crop=entropy&cs=srgb&fm=jpg&ixid=M3w3NTY2Nzh8MHwxfHNlYXJjaHwxfHx0YWN0aWNhbHxlbnwwfHx8fDE3NTcwMTk1NDZ8MA&ixlib=rb-4.1.0&q=85');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.06;
  z-index: 1;
}

.plans-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('https://images.unsplash.com/photo-1750068382387-3e4708c998a8?crop=entropy&cs=srgb&fm=jpg&ixid=M3w3NTY2NjZ8MHwxfHNlYXJjaHwzfHxwb2xpY2UlMjB0cmFpbmluZ3xlbnwwfHx8fDE3NTcwMTk1NDF8MA&ixlib=rb-4.1.0&q=85');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.03;
  z-index: 1;
}

/* Typography */
.display-large { 
  font-size: clamp(3rem, 6.5vw, 5rem); 
  font-weight: 700; 
  line-height: 0.95; 
  color: var(--text-primary);
}

.heading-1 { 
  font-size: clamp(2rem, 4vw, 3rem); 
  font-weight: 600; 
  line-height: 1.2; 
  color: var(--text-primary);
}

.heading-2 { 
  font-size: clamp(1.5rem, 3vw, 2rem); 
  font-weight: 600; 
  line-height: 1.3; 
  color: var(--text-primary);
}

.heading-3 { 
  font-size: clamp(1.25rem, 2.5vw, 1.5rem); 
  font-weight: 600; 
  line-height: 1.4; 
  color: var(--text-primary);
}

.body-large { 
  margin-top: 30px;
  font-size: clamp(1.125rem, 2.5vw, 1.25rem); 
  font-weight: 400; 
  line-height: 1.6; 
  color: var(--text-secondary);
}

.body-medium { 
  font-size: clamp(1rem, 2vw, 1.125rem); 
  font-weight: 400; 
  line-height: 1.6; 
  color: var(--text-secondary);
}

.body-small { 
  font-size: clamp(0.875rem, 1.5vw, 1rem); 
  font-weight: 400; 
  line-height: 1.5; 
  color: var(--text-light);
}

/* Enhanced Header with 3D Logo */
.network-header {
  /* background: var(--bg-page); */
  position: fixed;
  top: var(--spacing-large);
  width: 100%;
  z-index: 99999;
  padding: 0 var(--spacing-small);
}

.nav-wrapper {
  max-width: 1440px;
  margin: 0 auto;
  background: var(--brand-dark);
  border-radius: 25px;
  padding: var(--spacing-xs) var(--spacing-small);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.25);
  position: relative;
}

.network-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-medium);
  position: relative;
}

/* 3D Logo Container - Positioned Above Navigation Bar */
.logo-3d-container {
  position: absolute;
  top: -25px; /* Positioned above the nav bar */
  left: -10px;
  z-index: 100001;
  transform: scale(1);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
}

.logo-3d-container:hover {
  transform: scale(1.5) translateY(-3px);
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.4));
}

.logo-3d-image {
  width: 80px;
  height: 80px;
  display: block;
  transition: all 0.4s ease;
  animation: logoPulse 10s ease-in-out infinite;
}

.logo-3d-image:hover {
  animation: logoHover 0.6s ease-in-out;
}

@keyframes logoPulse {
  0%, 100% { 
    transform: scale(1); 
    filter: brightness(1);
  }
  50% { 
    transform: scale(1.02); 
    filter: brightness(1.1);
  }
}

@keyframes logoHover {
  0% { transform: scale(1) rotate(0deg); }
  25% { transform: scale(1.05) rotate(-2deg); }
  50% { transform: scale(1.1) rotate(0deg); }
  75% { transform: scale(1.05) rotate(2deg); }
  100% { transform: scale(1.1) rotate(0deg); }
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: white;
  text-shadow: 0 2px 4px rgba(117, 117, 117, 0.4);
  margin-left: 60px; /* Space for the 3D logo */
  background: linear-gradient(135deg, #ffffff 10%, #ffffff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.logo-text::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, #52B788 0%, #2D5A3D 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.network-logo:hover .logo-text::before {
  opacity: 1;
}

.network-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-medium);
}

.network-nav-link {
  color: white;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-small);
  border-radius: 20px;
  transition: all 0.2s ease;
  background: none;
  border: none;
  cursor: pointer;
}

.network-nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 20px;
  cursor: pointer;
  padding: var(--spacing-xs);
}

/* Enhanced Buttons */
.btn-primary {
  border-radius: 25px;
  padding: 14px 32px;
  background: var(--brand-dark);
  color: white;
  border: none;
  font-weight: 600;
  min-height: 48px;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  box-shadow: 0 2px 4px rgba(27, 67, 50, 0.2);
}

.btn-primary:hover {
  background: var(--brand-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(27, 67, 50, 0.25);
}

.btn-secondary {
  border-radius: 25px;
  padding: 12px 30px;
  background: transparent;
  border: 2px solid var(--brand-dark);
  color: var(--brand-dark);
  font-weight: 600;
  min-height: 48px;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.btn-secondary:hover {
  background: var(--brand-dark);
  color: white;
  transform: translateY(-2px);
}

.btn-cta {
  border-radius: 33px;
  padding: 18px 36px;
  font-size: 18px;
  font-weight: 700;
  background: var(--brand-dark);
  color: white;
  border: none;
  min-height: 54px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  box-shadow: 0 4px 8px rgba(27, 67, 50, 0.3);
}

.btn-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 16px rgba(27, 67, 50, 0.35);
}

.ml-4 {
  margin-left: var(--spacing-small);
}

/* Enhanced Hero Section */
.hero-section {
  padding: var(--spacing-giant) 0;
  background: var(--bg-page);
  padding-top: 120px;
  position: relative;
  overflow: hidden;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  background: var(--brand-light);
  color: var(--brand-dark);
  padding: var(--spacing-xs) var(--spacing-medium);
  border-radius: 25px;
  font-weight: 500;
  margin-bottom: var(--spacing-medium);
  gap: var(--spacing-xs);
  box-shadow: 0 2px 8px rgba(82, 183, 136, 0.2);
}

.badge-text {
  font-size: 14px;
  font-weight: 600;
}

.hero-buttons {
  margin: var(--spacing-giant) 0;
  display: flex;
  gap: var(--spacing-small);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-large);
  max-width: 800px;
  margin: 0 auto;
}

.stat-item {
  text-align: center;
  padding: var(--spacing-medium);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.1);
  transition: transform 0.3s ease;
  backdrop-filter: blur(5px);
}

.stat-item:hover {
  transform: translateY(-2px);
}

.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  color: var(--text-secondary);
  font-weight: 500;
}

/* Enhanced About Section */
.about-section {
  background: white;
  padding: var(--spacing-giant) 0;
  position: relative;
  overflow: hidden;
}

.section-header {
  margin-bottom: var(--spacing-giant);
}

.section-header h2 {
  margin-bottom: var(--spacing-medium);
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-large);
  margin-bottom: var(--spacing-giant);
}

.network-card {
  background: var(--bg-card);
  border-radius: 32px;
  padding: var(--spacing-large);
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
}

.network-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(27, 67, 50, 0.2);
}

.card-content {
  display: flex;
  gap: var(--spacing-small);
}

.feature-icon {
  background: var(--brand-primary);
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-light) 100%);
  padding: var(--spacing-small);
  border-radius: 12px;
  min-width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(82, 183, 136, 0.3);
}

.feature-icon i {
  color: var(--brand-dark);
  font-size: 20px;
}

.card-text {
  flex: 1;
}

.network-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.network-card-content {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-secondary);
}

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

.info-box {
  background: var(--brand-primary);
  background: linear-gradient(135deg, var(--brand-light) 0%, rgba(183, 228, 199, 0.3) 100%);
  border: 1px solid var(--brand-light);
  border-radius: 24px;
  padding: var(--spacing-large);
  max-width: 600px;
  margin: 0 auto;
  box-shadow: 0 4px 12px rgba(82, 183, 136, 0.2);
}

.info-box h3 {
  color: var(--brand-dark);
  margin-bottom: var(--spacing-small);
}

/* Enhanced Plans Section */
.plans-section {
  background: var(--bg-subtle);
  padding: var(--spacing-giant) 0;
  position: relative;
  overflow: hidden;
}

.study-plans {
  margin-bottom: var(--spacing-giant);
}

.study-plans h3 {
  margin-bottom: var(--spacing-large);
}

.study-plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-medium);
  max-width: 900px;
  margin: 0 auto;
}

.study-plan-card {
  background: white;
  border-radius: 20px;
  padding: var(--spacing-large);
  text-align: center;
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.1);
  transition: transform 0.3s ease;
  backdrop-filter: blur(10px);
}

.study-plan-card:hover {
  transform: translateY(-2px);
}

.study-plan-card i {
  font-size: 48px;
  color: var(--brand-dark);
  margin-bottom: var(--spacing-small);
}

.study-plan-card h4 {
  margin-bottom: var(--spacing-xs);
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-large);
  max-width: 1000px;
  margin: 0 auto;
}

.plan-card {
  background: var(--bg-card);
  border-radius: 32px;
  padding: var(--spacing-large);
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-light);
  position: relative;
  backdrop-filter: blur(12px);
}

.plan-card.popular {
  border: 2px solid var(--brand-primary);
  transform: scale(1.02);
  box-shadow: 0 4px 16px rgba(82, 183, 136, 0.25);
}

.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(27, 67, 50, 0.2);
}

.plan-card.popular:hover {
  transform: scale(1.02) translateY(-4px);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--brand-primary);
  color: white;
  padding: var(--spacing-xs) var(--spacing-medium);
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(82, 183, 136, 0.4);
}

.plan-header {
  text-align: center;
  margin-bottom: var(--spacing-large);
}

.plan-icon i {
  font-size: 48px;
  color: var(--brand-dark);
  margin-bottom: var(--spacing-small);
}

.plan-header h3 {
  margin-bottom: var(--spacing-small);
}

.price-display {
  margin: var(--spacing-small) 0;
}

.price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--brand-dark);
}

.period {
  font-size: 1rem;
  color: var(--text-light);
}

.plan-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-medium);
}

.features-list {
  list-style: none;
  margin-bottom: var(--spacing-large);
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-small);
  margin-bottom: var(--spacing-small);
  padding: var(--spacing-xs) 0;
}

.features-list i {
  color: var(--brand-primary);
  margin-top: 4px;
  min-width: 16px;
}

.plan-button {
  width: 100%;
}

.payment-methods {
  margin-top: var(--spacing-giant);
  text-align: center;
}

.payment-methods h3 {
  margin-bottom: var(--spacing-large);
}

.payment-options {
  display: flex;
  justify-content: center;
  gap: var(--spacing-large);
  flex-wrap: wrap;
}

.payment-card {
  background: white;
  border-radius: 12px;
  padding: var(--spacing-medium);
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.1);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  min-width: 180px;
  justify-content: center;
  transition: transform 0.3s ease;
  backdrop-filter: blur(10px);
}

.payment-card:hover {
  transform: translateY(-2px);
}

.payment-card i {
  font-size: 20px;
  color: var(--brand-dark);
}

.payment-card span {
  font-weight: 600;
  color: var(--brand-dark);
}

/* Footer */
.footer-section {
  background: var(--brand-dark);
  color: white;
  padding: var(--spacing-giant) 0 var(--spacing-large);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-large);
  margin-bottom: var(--spacing-large);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-small);
}

.footer-logo i {
  font-size: 24px;
}

.footer-logo h3 {
  font-weight: 600;
}

.footer-brand p {
  color: #ccc;
  line-height: 1.6;
}

.footer-links h4,
.footer-policies h4,
.footer-contact h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--spacing-small);
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.policy-item {
  margin-bottom: var(--spacing-medium);
}

.policy-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
}

.policy-header i {
  color: var(--brand-primary);
}

.policy-header span {
  font-weight: 600;
}

.policy-item p {
  color: #ccc;
  font-size: 14px;
  line-height: 1.5;
}

.contact-info {
  margin-bottom: var(--spacing-medium);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
}

.contact-item i {
  color: var(--brand-primary);
  min-width: 16px;
}

.contact-item span {
  color: #ccc;
}

.schedule h5 {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.schedule p {
  color: #ccc;
  font-size: 14px;
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid #444;
  padding-top: var(--spacing-medium);
  text-align: center;
}

.footer-bottom p {
  color: #888;
}

/* WhatsApp Button */
.whatsapp-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  opacity: 0;
  transform: translateY(20px);
  animation: whatsappFadeIn 0.5s ease forwards;
  animation-delay: 2s;
}

@keyframes whatsappFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.whatsapp-tooltip {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 280px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  padding: var(--spacing-small);
  opacity: 1;
  animation: tooltipBounce 2s ease-in-out infinite;
}

@keyframes tooltipBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  bottom: -8px;
  right: 24px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid white;
}

.tooltip-close {
  position: absolute;
  top: 8px;
  right: 8px;
  background: none;
  border: none;
  color: #999;
  cursor: pointer;
  font-size: 14px;
}

.tooltip-content p:first-child {
  font-weight: 600;
  color: var(--brand-dark);
  margin-bottom: 4px;
}

.tooltip-content p:last-child {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.whatsapp-button {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  border: none;
  color: white;
  font-size: 28px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: all 0.3s ease;
  animation: whatsappPulse 2s infinite;
}

@keyframes whatsappPulse {
  0% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4), 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  70% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4), 0 0 0 20px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4), 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.whatsapp-button:hover {
  background: #22C55E;
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.6);
}

/* Contact Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: var(--spacing-medium);
  backdrop-filter: blur(5px);
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: 20px;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalSlideIn 0.3s ease;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-large);
  border-bottom: 1px solid var(--border-light);
}

.modal-header h3 {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--brand-dark);
}

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  color: #999;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.contact-form {
  padding: var(--spacing-large);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-medium);
  margin-bottom: var(--spacing-medium);
}

.form-group {
  margin-bottom: var(--spacing-medium);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-medium);
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-buttons {
  display: flex;
  gap: var(--spacing-small);
  flex-wrap: wrap;
}

.form-buttons button {
  flex: 1;
  min-width: 140px;
}

.contact-info-box {
  margin: var(--spacing-medium);
  padding: var(--spacing-medium);
  background: var(--brand-light);
  background: linear-gradient(135deg, var(--brand-light) 0%, rgba(183, 228, 199, 0.3) 100%);
  border-radius: 12px;
  border: 1px solid var(--brand-light);
}

.info-content {
  display: flex;
  gap: var(--spacing-small);
}

.info-content i {
  color: var(--brand-dark);
  font-size: 20px;
  margin-top: 2px;
}

.info-content p:first-child {
  font-weight: 600;
  color: var(--brand-dark);
  margin-bottom: 4px;
}

.info-content p:last-child {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Utility Classes */
.text-brand-primary {
  color: var(--brand-primary);
}

.text-brand-dark {
  color: var(--brand-dark);
}

.text-text-light {
  color: var(--text-light);
}

.text-text-secondary {
  color: var(--text-secondary);
}

.hidden {
  display: none;
}

/* Mobile Responsive */
@media (max-width: 781px) {
  .network-header {
    top: 0;
    position: fixed;
    padding: 0;
    width: 100%;
    background: var(--brand-dark);
  }
  
  .nav-wrapper {
    border-radius: 0;
    padding: var(--spacing-small);
  }
  
  .network-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .logo-3d-container {
    width: 50px;
    height: 50px;
    top: -15px;
    left: -5px;
  }
  
  .logo-3d-image {
    width: 50px;
    height: 50px;
  }
  
  .logo-text {
    font-size: 16px;
    margin-left: 40px;
  }
  
  .hero-section {
    padding-top: 100px;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn-primary,
  .hero-buttons .btn-secondary,
  .hero-buttons .btn-cta {
    width: 100%;
    max-width: 300px;
  }

  .network-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-medium);
  }

  .network-card {
    border-radius: 24px;
    padding: var(--spacing-medium);
  }

  .card-content {
    flex-direction: column;
    text-align: center;
  }

  .plans-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-medium);
  }

  .plan-card {
    border-radius: 24px;
    padding: var(--spacing-medium);
  }

  .study-plans-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-small);
  }

  .payment-options {
    flex-direction: column;
    align-items: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-medium);
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-small);
  }

  .form-buttons {
    flex-direction: column;
  }

  .whatsapp-container {
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-tooltip {
    width: 260px;
    right: -20px;
  }
}

@media (max-width: 480px) {
  
  
  .container {
    padding: 0 var(--spacing-xs);
    padding-top: 50px; /* Add top padding to create space for fixed header */
  }

  .hero-section,
  .about-section,
  .plans-section {
    padding: var(--spacing-xl) 0;
  }

  .section-header,
  .liberacao-info,
  .study-plans {
    margin-bottom: var(--spacing-xl);
  }

  .whatsapp-tooltip {
    width: 240px;
    right: -10px;
  }
}

/* Desktop optimizations */
@media (min-width: 1024px) {
  .network-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }
  
  .network-card:hover {
    transform: translateY(-6px);
  }

  .plans-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .logo-3d-container {
    width: 80px;
    height: 80px;
    top: -30px;
    left: -15px;
  }
  
  .logo-3d-image {
    width: 80px;
    height: 80px;
  }
  
  .logo-text {
    font-size: 22px;
    margin-left: 70px;
  }
}

/* Toast notification */
.toast {
  visibility: hidden;
  min-width: 280px;
  background: #52B788;
  color: #fff;
  text-align: center;
  border-radius: 8px;
  padding: 18px 24px;
  position: fixed;
  z-index: 99999;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
  font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(27,67,50,0.18);
  opacity: 0;
  transition: opacity 0.4s, visibility 0.4s;
}
.toast.show {
  visibility: visible;
  opacity: 1;
}

/* Garantia de 14 Dias - Bloco Especial */
.guarantee-block {
  display: flex;
  align-items: center;
  gap: var(--spacing-large);
  background: white;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(27,67,50,0.10);
  padding: var(--spacing-large);
  margin-bottom: var(--spacing-large);
  margin-top: var(--spacing-large);
  max-width: 700px;      /* Limita a largura máxima */
  margin-left: auto;     /* Centraliza horizontalmente */
  margin-right: auto;    /* Centraliza horizontalmente */
}

.guarantee-block img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  flex-shrink: 0;
}

.guarantee-block h3 {
  margin-bottom: 8px;
  color: var(--brand-dark);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
}

.guarantee-block p {
  color: var(--text-secondary);
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 400;
  line-height: 1.6;
}

@media (max-width: 781px) {
  .guarantee-block {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-medium);
    gap: var(--spacing-medium);
  }
  .guarantee-block img {
    margin-bottom: var(--spacing-small);
  }
}