:root {
  --primary: #8bc34a;
  --primary-dark: #689f38;
  --secondary: #333;
  --accent: #ff9800;
  --bg-light: #f9f9f9;
  --white: #ffffff;
  --glass: rgba(255, 255, 255, 0.95);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--secondary);
  line-height: 1.6;
  background: var(--bg-light);
}

.nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 15px 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--glass);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo img {
  height: 50px;
}

.lang-switcher a {
  text-decoration: none;
  color: var(--secondary);
  font-weight: 600;
  margin-left: 15px;
  padding: 8px 16px;
  border-radius: 25px;
  transition: 0.3s;
  font-size: 0.9rem;
}

.lang-switcher a:hover, .lang-switcher a.active {
  background: var(--primary);
  color: var(--white);
}

header {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('hero_bg.png') center/cover no-repeat;
  color: white;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: 5rem;
  font-weight: 800;
  margin-bottom: 20px;
  text-shadow: 0 4px 10px rgba(0,0,0,0.3);
  animation: fadeInUp 0.8s ease-out;
}

.hero-content p {
  font-size: 1.8rem;
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  font-weight: 300;
}

.btn {
  padding: 18px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  transition: 0.3s;
  display: inline-block;
  font-size: 1.1rem;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(139, 195, 74, 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(139, 195, 74, 0.6);
}

.screen-section {
  padding: 120px 10%;
  display: flex;
  align-items: center;
  gap: 80px;
}

.screen-section:nth-child(even) {
  flex-direction: row-reverse;
  background: white;
}

.screen-text {
  flex: 1;
}

.screen-text h2 {
  font-size: 3rem;
  margin-bottom: 25px;
  color: var(--primary-dark);
}

.screen-text p {
  font-size: 1.3rem;
  color: #555;
  margin-bottom: 30px;
}

.screen-image {
  flex: 0.8;
  text-align: center;
}

.screen-image img {
  width: 100%;
  max-width: 450px;
  border-radius: 40px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.15);
  transition: 0.5s;
}

.screen-image img:hover {
  transform: scale(1.05);
}

.badge {
  display: inline-block;
  background: #e8f5e9;
  color: var(--primary-dark);
  padding: 5px 15px;
  border-radius: 15px;
  font-weight: bold;
  margin-bottom: 15px;
  text-transform: uppercase;
  font-size: 0.8rem;
}

footer {
  padding: 80px 10%;
  background: #222;
  color: #aaa;
  text-align: center;
}

footer h3 {
  color: white;
  margin-bottom: 20px;
}

footer a {
  color: var(--primary);
  text-decoration: none;
  font-weight: bold;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(50px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1024px) {
  .hero-content h1 { font-size: 3.5rem; }
  .screen-section { flex-direction: column !important; text-align: center; padding: 80px 5%; }
  .screen-image img { max-width: 300px; }
}