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

/* SMOOTH SCROLLING */
html {
  scroll-behavior: smooth;
}

/* BODY */
body {
  font-family: 'Open Sans', sans-serif;
  color: #2e2e2e;
  line-height: 1.6;
}

/* HEADER */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: flex-start;
  padding: 10px 40px 20px;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

header.transparent {
  background: transparent;
  backdrop-filter: none;
}

.logo img {
  height: 95px;
  width: auto;
  transition: all 0.3s ease;
}

nav {
  margin-left: auto;
  display: flex;
  gap: 30px;
  margin-top: 8px;
}

nav a {
  text-decoration: none;
  color: #4f695B;
  font-weight: bold;
  font-size: 16px;
  transition: all 0.3s ease;
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: #4f695B;
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

nav a:hover {
  opacity: 0.8;
}

/* HERO SECTION */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  background-image: url("landscape.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.56);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: #4f695B;
  max-width: 800px;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: clamp(48px, 8vw, 78px);
  font-weight: 700;
  margin-bottom: 20px;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: clamp(18px, 3vw, 30px);
  margin-bottom: 30px;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-cta span {
  font-size: 20px;
  color: #4f695B;
}

.download-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 20px;
  animation: fadeInUp 1s ease-out 0.6s both;
}

.download-cta span {
  font-size: 18px;
  color: #4f695B;
}

.cta-button {
  background: linear-gradient(135deg, #4f695B 0%, #7f9e8e 100%);
  color: white;
  border: none;
  border-radius: 12px;
  font-weight: bold;
  cursor: pointer;
  font-size: 18px;
  padding: 12px 24px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(79, 105, 91, 0.3);
}

.download-button {
  background: linear-gradient(135deg, #2e7d32 0%, #4caf50 100%);
  color: white;
  text-decoration: none;
  border-radius: 12px;
  font-weight: bold;
  cursor: pointer;
  font-size: 16px;
  padding: 10px 20px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(46, 125, 50, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.download-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(46, 125, 50, 0.4);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 105, 91, 0.4);
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border-right: 3px solid #4f695B;
  border-bottom: 3px solid #4f695B;
  transform: rotate(45deg);
  cursor: pointer;
  transition: all 0.3s ease;
}

.scroll-arrow:hover {
  border-color: #7f9e8e;
}

/* MAIN CONTENT */
.main-content {
  background: #f8f9fa;
}

/* FEATURES SECTION */
.features-section {
  padding: 100px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-title {
  font-size: 42px;
  color: #4f695B;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(135deg, #4f695B 0%, #7f9e8e 100%);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 18px;
  color: #7f9e8e;
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.feature-card {
  background: white;
  padding: 40px 30px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(79, 105, 91, 0.05), transparent);
  transition: left 0.6s ease;
}

.feature-card:hover::before {
  left: 100%;
}

.feature-card:hover {
  transform: translateY(-10px);
  border-color: #4f695B;
  box-shadow: 0 20px 40px rgba(79, 105, 91, 0.15);
}

.feature-icon {
  font-size: 64px;
  margin-bottom: 25px;
  display: block;
  filter: grayscale(20%);
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  filter: grayscale(0%);
  transform: scale(1.1);
}

.feature-title {
  font-size: 24px;
  color: #4f695B;
  font-weight: 600;
  margin-bottom: 15px;
}

.feature-description {
  color: #7f9e8e;
  margin-bottom: 25px;
  line-height: 1.6;
}

.feature-button {
  background: linear-gradient(135deg, #4f695B 0%, #7f9e8e 100%);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.feature-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(79, 105, 91, 0.3);
}

/* ABOUT SECTION */
.about-section {
  background: linear-gradient(135deg, #4f695B 0%, #7f9e8e 100%);
  color: white;
  padding: 100px 40px;
}

.about-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content h2 {
  font-size: 36px;
  margin-bottom: 25px;
  font-weight: 700;
}

.about-content p {
  font-size: 18px;
  line-height: 1.8;
  margin-bottom: 20px;
  opacity: 0.95;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.stat-item {
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 15px;
  backdrop-filter: blur(10px);
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-label {
  font-size: 14px;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.about-image img {
  max-width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* CTA SECTION */
.cta-section {
  background: #EDE8DA;
  padding: 80px 40px;
  text-align: center;
}

.cta-container {
  max-width: 800px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: 36px;
  color: #4f695B;
  margin-bottom: 20px;
  font-weight: 700;
}

.cta-section p {
  font-size: 18px;
  color: #7f9e8e;
  margin-bottom: 40px;
}

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

.cta-primary, .cta-secondary {
  padding: 15px 30px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.cta-primary {
  background: linear-gradient(135deg, #4f695B 0%, #7f9e8e 100%);
  color: white;
  border: none;
}

.cta-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(79, 105, 91, 0.3);
}

.cta-secondary {
  background: transparent;
  color: #4f695B;
  border: 2px solid #4f695B;
}

.cta-secondary:hover {
  background: #4f695B;
  color: white;
  transform: translateY(-3px);
}

/* FOOTER */
.footer {
  background: #2e2e2e;
  color: white;
  padding: 60px 40px 30px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.footer-section h3 {
  font-size: 20px;
  margin-bottom: 20px;
  color: #7f9e8e;
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-bottom: 10px;
  display: block;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: #7f9e8e;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 40px;
  padding-top: 20px;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

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

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  header {
    padding: 10px 20px;
  }
  
  nav {
    gap: 20px;
  }
  
  .features-section {
    padding: 60px 20px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .about-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 18px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
  }
}

/* SCROLL ANIMATIONS */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}