/* ==========================================================================
   Navigation Component
   ========================================================================== */

.header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  max-width: var(--max-w-wide);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: auto;
  padding: 0.25rem 0;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo img {
  height: 110px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-menu > a,
.nav-dropdown > a {
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border-radius: 4px;
  transition: color 0.15s ease, background 0.15s ease;
}

.nav-menu > a:hover,
.nav-dropdown > a:hover {
  color: var(--accent);
  background: var(--bg-off);
}

/* --- Dropdown --- */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  padding-top: 0.5rem;
  z-index: 110;
}

.nav-dropdown-menu-inner {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0;
  min-width: 200px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.nav-dropdown-menu-inner a {
  display: block;
  padding: 0.55rem 1.25rem;
  font-family: 'Poppins', sans-serif;
  font-size: 0.85rem;
  color: var(--text);
  text-decoration: none;
  transition: background 0.1s ease;
}

.nav-dropdown-menu-inner a:hover {
  background: var(--bg-off);
  color: var(--accent);
}

/* --- Nav CTA Button --- */
.nav-cta {
  display: inline-block;
  background: var(--accent);
  color: var(--white) !important;
  font-family: 'Poppins', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  text-decoration: none;
  border-radius: 4px;
  white-space: nowrap;
  transition: background 0.15s ease;
}

.nav-cta:hover {
  background: #0a7db3;
}

/* --- Hamburger --- */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Mobile Nav --- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 119px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 99;
  padding: 2rem 1.5rem;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  display: block;
  padding: 0.9rem 0;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}

.mobile-nav a:hover { color: var(--accent); }

.mobile-nav .mobile-sub {
  padding-left: 1.5rem;
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.mobile-nav .mobile-cta {
  margin-top: 1.5rem;
  background: var(--accent);
  color: var(--white);
  text-align: center;
  border-radius: 4px;
  padding: 0.85rem;
  font-weight: 600;
  border-bottom: none;
}

.mobile-nav .mobile-cta:hover {
  background: #0a7db3;
  color: var(--white);
}

/* --- Responsive --- */
@media (max-width: 840px) {
  .nav-menu { display: none; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
}