body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #0f172a;
  color: #e5e7eb;
}

/* 🌊 STICKY HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: #020617;
  border-bottom: 2px solid #0ea5e9;
}

/* Logo */
.logo {
  text-align: center;
  padding: 20px 10px 10px;
}

.logo img {
  max-width: 260px;
  width: 100%;
  height: auto;
}

/* 🎣 Animated Hamburger */
.menu-toggle {
  display: none;
  margin: 10px auto 15px;
  width: 50px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: visible;
}

/* Bars */
.menu-toggle .bar {
  display: block;
  width: 100%;
  height: 4px;
  background: #0ea5e9;
  margin: 6px 0;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* 🎣 Fish icon */
.menu-toggle .fish::after {
  content: "🎣";
  position: absolute;
  right: -28px;
  top: -8px;
  font-size: 1.3rem;
  transition: transform 0.6s ease, opacity 0.6s ease;
}

/* 🐟 Fish swims away when open */
.menu-toggle.open .fish::after {
  transform: translateX(60px) rotate(20deg);
  opacity: 0;
}

/* Animate to X */
.menu-toggle.open .bar:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}

.menu-toggle.open .bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open .bar:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

/* Nav */
.main-nav {
  display: flex;
  justify-content: center;
}

.main-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 0;
  padding: 0;
}

/* 🌊 Ocean-wave underline */
.main-nav a {
  position: relative;
  display: block;
  padding: 10px 16px;
  text-align: center;
  color: #e5e7eb;
  text-decoration: none;
  font-size: 0.9rem;
  overflow: hidden;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: -100%;
  bottom: 4px;
  width: 100%;
  height: 3px;
  background: linear-gradient(
    90deg,
    #0ea5e9,
    #38bdf8,
    #0ea5e9
  );
  transition: left 0.4s ease;
}

/* Wave motion on hover */
.main-nav a:hover::after {
  left: 0;
  animation: wave 1s linear infinite;
}

/* Active link stays highlighted */
.main-nav a.active {
  background: #0ea5e9;
  color: #020617;
  border-radius: 4px;
}

/* 🌊 Wave animation */
@keyframes wave {
  0% { background-position: 0 0; }
  100% { background-position: 200% 0; }
}

/* 📱 MOBILE MODE */
@media (max-width: 768px) {

  .menu-toggle {
    display: block;
  }

  .main-nav {
    display: none;
    width: 100%;
  }

  .main-nav.open {
    display: block;
    animation: slideDown 0.25s ease-out;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: center;
  }

  .main-nav a {
    width: 100%;
    padding: 14px;
    border-top: 1px solid #1e293b;
  }
}

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