/* ================= HEADER BASE ================= */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 25px;
  background: #ffffff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo img {
  height: 55px;
  width: 170px;
}

/* ================= DESKTOP NAV ================= */
.nav-menu {
  display: flex;
  gap: 20px;
}

.nav-menu a {
  text-decoration: none;
  color: #333;
  font-size: 18px;
  font-weight: 400;
}

/* ================= HAMBURGER ================= */
.menu-toggle {
  display: none;
  font-size: 26px;
  background: none;
  border: none;
  cursor: pointer;
}

/* ================= MOBILE ================= */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .logo img {
    height: 45px;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 15px;
    width: 200px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    overflow: hidden;
    animation: slideDown 0.3s ease;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu a {
    padding: 12px 15px;
    font-size: 16px;
    border-bottom: 1px solid #f0f0f0;
  }

  .nav-menu a:last-child {
    border-bottom: none;
  }

  .nav-menu a:hover {
    background: #f7f7f7;
  }
}

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