/* Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

body {
  font-family: 'Poppins', sans-serif;
}

/* Header */
.main-header {
  position: fixed;
  top: 0;
  width: 100%;
  height: 100px; /* 🔥 logo ke according */
  z-index: 999;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

/* Container */
.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  height: 100%;
  padding: 0 15px; /* 🔥 left gap fix */
  display: flex;
  align-items: center;
  justify-content: space-between;
}
/* Main logo text */
.logo-title {
  display: flex;
  flex-direction: column;
  font-size: 20px;
  font-weight: 700;
  color: #0B3D2E;
  line-height: 1.1;
}

/* Sub text */
.logo-sub {
  font-size: 12px;
  font-weight: 600;
  color: #145A32;
  letter-spacing: 1px;
}
/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Image */
.logo img {
  height: 80px;
}

/* Text wrapper */
.logo-title {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center; /* 🔥 THIS IS KEY */
  text-align: center;  /* 🔥 CENTER TEXT */
  line-height: 1.1;
}

/* SHANKH */
.logo-main {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #0B3D2E;
}

/* Enviro Engineers */
.logo-sub {
  font-size: 13px;
  font-weight: 600;
  color: #145A32;
  margin-top: 2px;
  letter-spacing: 1px;
}


/* Menu */
.menu {
  display: flex;
  gap: 28px;
}

.menu a {
  position: relative;
  text-decoration: none;
  color: #145A32;
  font-weight: 600;
  transition: 0.3s;
}

/* Hover animation */
.menu a::after {
  content: "";
  position: absolute;
  left: 2px;
  bottom: -5px;
  width: 0%;
  height: 2px;
  background: #0B3D2E;
  transition: 0.3s;
}

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

.menu a:hover {
  color: #0B3D2E;
}

/* CTA */
.cta-btn {
  background: linear-gradient(135deg, #0B3D2E, #145A32);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.3s;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(11,61,46,0.2);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  cursor: pointer;
  
}

.hamburger span {
  width: 100%;
  height: 3px;
  background: #0B3D2E;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Mobile */
@media (max-width: 900px) {

  .menu {
    position: absolute;
    top: 100px;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 20px 0;

    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;

    transition: all 0.3s ease;
  }

  .menu.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .cta-btn {
    display: none;
  }

  .hamburger {
    display: flex;
  }
}

/* Animation */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hamburger animation */
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 120%;
  left: 0;
  background: #fff;
  border-radius: 10px;
  padding: 10px 0;
  min-width: 180px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);

  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: 0.3s;
}

.dropdown-menu a {
  display: block;
  padding: 10px 16px;
  color: #145A32;
  font-weight: 500;
}

.dropdown-menu a:hover {
  background: #f5f5f5;
}

/* Show dropdown */
.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
@media (max-width: 900px) {

  .dropdown-menu {
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
  }

  .dropdown.active .dropdown-menu {
    display: block;
  }
}
@media (max-width: 900px) {

  .dropdown-menu {
    display: none;
  }

  .dropdown.active .dropdown-menu {
    display: block;
  }

}