:root {
  --primary: #2ecc71;
  --primary-dark: #27ae60;
  --secondary: #ffffff;
  --text: #333333;
  --text-light: #666666;
  --background: #f9f9f9;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  color: var(--text);
  background-color: var(--secondary);
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background-color: var(--secondary);
  box-shadow: var(--shadow);
  position: fixed;
  width: 100%;
  z-index: 1000;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  position: relative;
}

.logo img.logo-img {
  width: 150px; 
  height: 150px;
  object-fit: contain;

  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  transition: color 0.3s;
}

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

.cta-button {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 10px 25px;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s;
}

.cta-button:hover {
  background-color: var(--primary-dark);
}

/* Hero Section */
.hero {
  padding: 150px 0 80px;
  background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.hero-text {
  flex: 1;
}

.hero-title {
  font-size: 48px;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text);
}

.hero-title span {
  color: var(--primary);
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-light);
  margin-bottom: 30px;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.mockup {
  width: 300px;
  height: 500px;
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  border-radius: 30px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.mockup::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  height: 95%;
  background-color: white;
  border-radius: 20px;
}

/* Section Styling */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 36px;
  margin-bottom: 50px;
  color: var(--text);
}

.section-title span {
  color: var(--primary);
}

/* Problem Section */
.problem {
  background-color: var(--background);
}

.problem-content {
  display: flex;
  align-items: center;
  gap: 40px;
}

.problem-text {
  flex: 1;
}

.problem-list {
  list-style: none;
  margin-top: 20px;
}

.problem-list li {
  margin-bottom: 15px;
  padding-left: 30px;
  position: relative;
}

.problem-list li::before {
  content: "⚠️";
  position: absolute;
  left: 0;
}

.problem-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.illustration {
  width: 100%;
  max-width: 400px;
  height: 300px;
  background-color: #e8f5e9;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 100px;
}

/* Solution Section */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.feature-card {
  background-color: white;
  border-radius: 10px;
  padding: 30px;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background-color: #e8f5e9;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary);
  font-size: 24px;
}

.feature-title {
  font-size: 20px;
  margin-bottom: 15px;
  color: var(--text);
}

/* Technology Section */
.technology {
  background-color: var(--background);
}

.tech-stack {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 40px;
}

.tech-item {
  background-color: white;
  border-radius: 10px;
  padding: 20px;
  width: calc(25% - 20px);
  text-align: center;
  box-shadow: var(--shadow);
}

.tech-icon {
  font-size: 40px;
  margin-bottom: 15px;
  color: var(--primary);
}

/* CTA Section */
.cta-section {
  text-align: center;
  padding: 100px 0;
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  color: white;
}

.cta-title {
  font-size: 36px;
  margin-bottom: 20px;
}

.cta-subtitle {
  font-size: 18px;
  margin-bottom: 30px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.cta-button.secondary {
  background-color: white;
  color: var(--primary);
}

.cta-button.secondary:hover {
  background-color: #f0f0f0;
}

/* Footer */
footer {
  background-color: #2c3e50;
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column {
  flex: 1;
  min-width: 200px;
}

.footer-title {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--primary);
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #bdc3c7;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid #34495e;
  color: #bdc3c7;
  font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content,
  .problem-content {
    flex-direction: column;
  }

  .hero-title {
    font-size: 36px;
  }

  .tech-item {
    width: calc(50% - 20px);
  }

  .nav-links {
    display: none;
  }
}

.phone-mockup {
  width: 300px;
  height: 600px;
  background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
  border-radius: 40px;
  padding: 15px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1), 0 0 0 4px rgba(46, 204, 113, 0.1),
    inset 0 0 20px rgba(0, 0, 0, 0.1);
  position: relative;
}

.phone-mockup::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 6px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 3px;
  z-index: 10;
}

.phone-mockup::after {
  content: "";
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: #000;
  border-radius: 30px;
  overflow: hidden;
  position: relative;
}

.demo-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30px;
}

/* Estados de hover */
.phone-mockup:hover {
  transform: translateY(-5px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15), 0 0 0 4px rgba(46, 204, 113, 0.2),
    inset 0 0 30px rgba(0, 0, 0, 0.1);
}

/* Controles de vídeo customizados */
.video-controls {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  padding: 5px 10px;
  border-radius: 20px;
  display: flex;
  gap: 10px;
  opacity: 0;
  transition: opacity 0.3s;
}

.phone-screen:hover .video-controls {
  opacity: 1;
}

.video-controls button {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  font-size: 12px;
}