* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Poppins', sans-serif; overflow-x: hidden; padding-top: 80px; }

header {
  position: fixed;
  top: 0;
  width: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.98), rgba(248,251,232,0.98));
  backdrop-filter: blur(15px);
  box-shadow: 0 8px 32px rgba(27,94,32,0.12);
  z-index: 1000;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(46,125,50,0.1);
}

header.scrolled {
  box-shadow: 0 12px 40px rgba(27,94,32,0.15);
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
}

.logo {
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: 1.5px;
  color: #0e6b23;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.logo:hover {
  transform: scale(1.02);
}

nav {
  display: flex;
  gap: 45px;
  align-items: center;
  flex: 1;
  justify-content: center;
}

nav a {
  text-decoration: none;
  color: #424242;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  letter-spacing: 0.3px;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 3px;
  background: #0e6b23;
  border-radius: 0;
  transition: width 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

nav a:hover {
  color: #1b5e20;
  font-weight: 600;
}

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

nav a.active {
  color: #0e6b23;
  font-weight: 600;
}

nav a.active::after {
  width: 100%;
}

footer {
  background: #1b5e20;
  color: white;
  text-align: center;
  padding: 30px 5%;
  font-size: 0.95rem;
}

@media (max-width: 1024px) {
  body { padding-top: 75px; }
  .header-content { gap: 30px; }
  nav { gap: 30px; }
  nav a { font-size: 0.9rem; }
}

@media (max-width: 768px) {
  body { padding-top: 70px; }
  .header-content { gap: 15px; padding: 12px 5%; flex-wrap: wrap; }
  .logo { font-size: 1rem; letter-spacing: 0.5px; }
  nav { gap: 12px; flex-wrap: wrap; justify-content: center; }
  nav a { font-size: 0.8rem; padding: 6px 10px; }
}

@media (max-width: 480px) {
  body { padding-top: 60px; }
  .header-content { gap: 10px; padding: 10px 3%; flex-direction: column; }
  .logo { font-size: 0.9rem; letter-spacing: 0; }
  nav { gap: 8px; }
  nav a { font-size: 0.75rem; padding: 5px 8px; }
}