/* PREMIUM GRADIENT */
#header {
  background: linear-gradient(135deg, #f6c626, #cd8c2b, #fdf532);
  transition: all 0.4s ease;
}

/* GLASS EFFECT ON SCROLL */
#header.scrolled {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

/* NAV LINKS */
.nav-link {
  position: relative;
  transition: 0.3s;
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0%;
  height: 2px;
  background: white;
  bottom: -4px;
  left: 0;
  transition: 0.3s;
}

.nav-link:hover::after {
  width: 100%;
}

/* DONATE BUTTON STYLE */
.donate {
  color: #fff;
  background: rgba(255,255,255,0.2);
  padding: 4px 10px;
  border-radius: 20px;
  transition: 0.3s;
}

.donate:hover {
  background: white;
  color: #cd8c2b;
}

/* LOGO GLOW */
.logo-glow {
  position: relative;
}

.logo-glow::before {
  content: "";
  position: absolute;
  width: 70px;
  height: 70px;
  background: radial-gradient(circle, rgba(255,255,255,0.6), transparent);
  border-radius: 50%;
  top: -12px;
  left: -12px;
  z-index: -1;
  animation: pulse 3s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.4); opacity: 0.2; }
  100% { transform: scale(1); opacity: 0.6; }
}

/* MOBILE MENU */
#mobileMenu {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  transform: translateX(100%);
}

/* HAMBURGER */
.line {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  margin: 5px 0;
  transition: all 0.3s ease;
}