/* Reset + base */
body, html {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  height: 100%;
  color: #fff;
  overflow-x: hidden;
  background: #001f3f;
}

/* --- Animated Background --- */
.animated-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.animated-background svg {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.wave {
  animation: waveAnimation 12s ease-in-out infinite;
}
.wave1 { animation-delay: 0s; }
.wave2 { animation-delay: 4s; }
.wave3 { animation-delay: 8s; }

@keyframes waveAnimation {
  0% { transform: translateX(0) translateY(0) scaleY(1); }
  50% { transform: translateX(-60px) translateY(20px) scaleY(1.05); }
  100% { transform: translateX(0) translateY(0) scaleY(1); }
}

/* --- Hamburger Menu --- */
.hamburger {
  position: fixed;
  top: 15px;
  left: 15px;
  font-size: 2rem;
  cursor: pointer;
  z-index: 100;
  color: #00ffea;
}

/* --- Sidebar Navigation --- */
nav {
  width: 220px;
  background: rgba(0, 0, 0, 0.55);
  position: fixed;
  height: 100vh;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  z-index: 90;
  backdrop-filter: blur(8px);
}

nav.show { transform: translateX(0); }

nav h2 {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
  color: #00ffea;
}

nav a {
  color: #00ffea;
  text-decoration: none;
  margin: 0.5rem 0;
  padding: 0.7rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: 0.3s;
  font-weight: bold;
}

nav a:hover {
  background: rgba(0, 255, 234, 0.2);
  transform: translateX(6px);
}

/* --- Main Content --- */
main {
  padding: 2rem;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;

  /* Center content */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

section {
  margin-bottom: 2rem;
  background: rgba(0, 0, 0, 0.35);
  padding: 1.5rem;
  border-radius: 14px;
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.4);
}

h1, h2 {
  text-shadow: 1px 2px 6px rgba(0,0,0,0.7);
}

/* --- Referral Links --- */
.links a {
  display: block;
  margin: 0.7rem 0;
  padding: 0.8rem 1.2rem;
  border: 2px solid #00ffea;
  border-radius: 8px;
  color: #00ffea;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.links a:hover {
  background: #00ffea;
  color: #001f3f;
  transform: scale(1.05);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  nav { width: 70%; }
}
.socials {
  list-style: none;
  padding: 0;
}

.socials li {
  margin: 1rem 0;
}

.socials a {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.2rem;
  color: #00ffea;
  text-decoration: none;
  padding: 0.8rem 1rem;
  border: 2px solid #00ffea;
  border-radius: 10px;
  transition: all 0.3s ease;
  background: rgba(0,0,0,0.2);
}

.socials a:hover {
  background: #00ffea;
  color: #001f3f;
  transform: scale(1.05);
}
/* Highlight the active menu item */
nav a.active {
  background: #00ffea;
  color: #001f3f;
  transform: scale(1.05);
}