/* OrçamentoJá - Landing Page Styles */
/* Cores principais do aplicativo */
:root {
  --primary-color: #2A4C7B;
  --secondary-color: #4A90E2;
  --accent-color: #00D4AA;
  --text-dark: #333333;
  --text-light: #666666;
  --background-light: #F8F9FA;
  --white: #FFFFFF;
  --gradient-primary: linear-gradient(135deg, #2A4C7B 0%, #4A90E2 100%);
  --gradient-accent: linear-gradient(135deg, #00D4AA 0%, #4A90E2 100%);
  --shadow-light: 0 4px 20px rgba(42, 76, 123, 0.1);
  --shadow-medium: 0 8px 30px rgba(42, 76, 123, 0.15);
  --shadow-heavy: 0 15px 50px rgba(42, 76, 123, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
  /* Espaço para evitar sobreposição do header fixo */
  padding-top: 80px;
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-medium);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: var(--primary-color);
}

.logo img {
  height: 50px;
  width: auto;
}

.logo-text {
  font-size: 1.8rem;
  font-weight: bold;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-menu a:hover {
  color: var(--primary-color);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.nav-menu a:hover::after {
  width: 100%;
}

.download-btn {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 0.8rem 1.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-light);
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  animation: pulse 0.6s ease;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #F8F9FA 0%, #E3F2FD 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M 50 0 L 0 0 0 50" fill="none" stroke="%23E3F2FD" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  animation: fadeInLeft 1s ease;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-medium);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-heavy);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-color);
  padding: 1rem 2rem;
  border: 2px solid var(--primary-color);
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  display: block;
}

.stat-label {
  color: var(--text-light);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-image {
  animation: fadeInRight 1s ease;
  position: relative;
}

.phone-mockup {
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  position: relative;
}

.phone-mockup img {
  width: 100%;
  height: auto;
  border-radius: 30px;
  box-shadow: var(--shadow-heavy);
}

/* Features Section */
.features {
  padding: 6rem 0;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title h2 {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.section-title p {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.feature-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: var(--shadow-light);
  transition: all 0.3s ease;
  border: 1px solid rgba(42, 76, 123, 0.1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-heavy);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-accent);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: var(--white);
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.6;
}

/* Download Section */
.download-section {
  padding: 6rem 0;
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="dots" width="40" height="40" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23dots)"/></svg>');
}

.download-content {
  position: relative;
  z-index: 2;
}

.download-section h2 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.download-section p {
  font-size: 1.2rem;
  margin-bottom: 3rem;
  opacity: 0.9;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.btn-download {
  background: var(--white);
  color: var(--primary-color);
  padding: 1.2rem 2.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-medium);
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-heavy);
  background: var(--accent-color);
  color: var(--white);
}

/* Donation Section */
.donation-section {
  padding: 6rem 0;
  background: var(--background-light);
  text-align: center;
}

.donation-card {
  background: var(--white);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow-medium);
  max-width: 600px;
  margin: 0 auto;
  border: 2px solid var(--accent-color);
}

.donation-card h3 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.donation-card p {
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.btn-donation {
  background: var(--gradient-accent);
  color: var(--white);
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-medium);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-donation:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-heavy);
}

/* Contact Section */
.contact-section {
  padding: 6rem 0;
  background: var(--white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contact-info h3 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
}

.contact-text {
  color: var(--text-dark);
  font-weight: 500;
}

.contact-text a {
  color: var(--primary-color);
  text-decoration: none;
}

.contact-text a:hover {
  text-decoration: underline;
}

/* Footer */
.footer {
  background: var(--primary-color);
  color: var(--white);
  padding: 3rem 0 2rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-section h4 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: var(--accent-color);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  line-height: 1.6;
}

.footer-section a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin-top: 2rem;
  padding-top: 2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  /* Reduzir botão do header no mobile */
  .download-btn {
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
  }
  /* Reduzir botões de destaque (hero) */
  .btn-primary,
  .btn-secondary {
    padding: 0.75rem 1.3rem;
    font-size: 0.95rem;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .section-title h2 {
    font-size: 2.2rem;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 1rem;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .btn-primary,
  .btn-secondary {
    padding: 0.7rem 1.2rem;
    font-size: 0.9rem;
  }
  /* Header ainda menor em telas muito pequenas */
  .download-btn {
    padding: 0.35rem 0.8rem;
    font-size: 0.8rem;
  }
}

/* Botão flutuante do WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1100;
  background: #25D366;
  color: #fff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.55);
}

.whatsapp-float i {
  font-size: 1.5rem;
}

/* Loading Animation */
.loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

.loading.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(42, 76, 123, 0.1);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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