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

html {
  scroll-behavior: smooth;
}

body {
  background-color: #090d16;
  color: #f1f5f9;
  line-height: 1.6;
  overflow-x: hidden;
  font-family: 'Inter', sans-serif;
}

/* --- HEADER NAVBAR & BRAND LOGO --- */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 30px;
  background-color: #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.logo-text h1 {
  font-size: 20px;
  color: #2B74B5;
  font-weight: 700;
  line-height: 1.2;
}

.logo-text p {
  font-size: 11px;
  color: #444444;
  font-weight: 500;
}

.nav-links a {
  text-decoration: none;
  color: #333333;
  font-weight: 600;
  font-size: 15px;
  position: relative;
  padding: 4px 0;
  transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #2B74B5;
}

/* Navbar Dropdown */
.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #ffffff;
  min-width: 210px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.15);
  border-radius: 6px;
  overflow: hidden;
  z-index: 1001;
}

.dropdown-content a {
  color: #333;
  padding: 12px 16px;
  display: block;
  font-weight: 500;
  font-size: 14px;
  border-bottom: 1px solid #f0f0f0;
}

.dropdown-content a:hover {
  background-color: #f0f4f8;
  color: #2B74B5;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.login-btn {
  background: transparent;
  padding: 7px 18px;
  border: 2px solid #2B74B5;
  border-radius: 6px;
  color: white;
  font-weight: 600;
  transition: all 0.3s ease;
}

.login-btn:hover {
  background-color: white;
  color: #2B74B5;
}

/* --- WHATSAPP FLOATING BUTTON --- */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease-in-out;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

/* --- MOBILE RESPONSIVE MEDIA QUERIES --- */
@media screen and (max-width: 768px) {
  .dropdown-content {
    position: static;
    box-shadow: none;
    border: none;
    background-color: #f8fafc;
  }
}