/* -----------------------------------
   Navigation Base
----------------------------------- */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 1001;
  font-family: 'Inter', sans-serif;
}

.branding {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.site-name {
  font-size: 1.2rem;
  font-weight: bold;
  color: #333;
}

/* Desktop Links */
.header-links {
  display: flex;
  gap: 20px;
}

.header-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color .3s;
}

.header-links a:hover {
  color: #1f6feb;
}

/* -----------------------------------
   Hamburger
----------------------------------- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  background: #fff;
  cursor: pointer;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #333;
  border-radius: 2px;
}

/* -----------------------------------
   Mobile Dropdown
----------------------------------- */
.mobile-dropdown {
  display: none;
  position: absolute;
  top: 62px;
  right: 20px;
  background: #fff;
  width: 180px;
  padding: 10px 0;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
  animation: fadeDown .25s ease;
  z-index: 999;
}

/* Arrow pointer */
.mobile-dropdown .arrow-up {
  width: 0;
  height: 0;
  border-left: 9px solid transparent;
  border-right: 9px solid transparent;
  border-bottom: 9px solid #fff;
  position: absolute;
  top: -9px;
  right: 15px;
}

.mobile-dropdown a {
  display: block;
  padding: 10px 16px;
  color: #333;
  text-decoration: none;
  font-weight: 500;
  border-radius: 8px;
}

.mobile-dropdown a:hover {
  background: #f1f5ff;
  color: #1f6feb;
}

.mobile-dropdown.active {
  display: block;
}

/* Dropdown animation */
@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* -----------------------------------
   Responsive
----------------------------------- */
@media (max-width: 768px) {
  .header-links {
    display: none;
  }
  .hamburger {
    display: flex;
  }
}