/* ===== HEADER ===== */
.main-header {
  background: linear-gradient(to right, var(--color-primary-dark), var(--color-primary));
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.main-header .container {
  display: flex;
  flex-direction: column;
  height: auto;
}

/* LOGO */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-inverse);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  padding: var(--space-4) 0;
  flex: 0 0 auto;
  max-height: var(--header-height);
}

.logo img {
  height: 70px;
  width: 70px;
  object-fit: cover;
  border-radius: var(--radius-full);
  background: var(--color-primary);
}


/* NAV */
.nav {
  width: 100%;
  flex: 1 1 auto;
  display: flex;
  align-items: center;
}

.nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-2);
  width: 100%;
}

.nav a {
  color: var(--text-inverse);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  position: relative;
  padding: var(--space-2) var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: color var(--transition-base);
}

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

.nav > ul > li > a.active {
  color: rgba(255, 255, 255, 0.7);
}

/* CTA Button */
.cta-btn {
  padding: var(--space-2) var(--space-4);
  background: var(--color-secondary);
  border-radius: var(--radius-base);
  color: var(--text-inverse) !important;
}

/* ================= DROPDOWN MENU ================= */

.dropdown {
  position: relative;
}

.dropdown > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

/* Dropdown container */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;

  /* spacing + containment fixes */
  padding: var(--space-1) 0;
  margin-top: var(--space-2);
  overflow: hidden;

  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);

  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: var(--z-dropdown);
}

/* Show dropdown on hover */
.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

/* Hide after a menu item is clicked until hover ends */
.dropdown.dropdown-dismissed:hover .dropdown-menu {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px) scale(0.95);
}

.dropdown.dropdown-dismissed:hover > a .dropdown-icon {
  transform: none;
}

/* Dropdown links */
.dropdown-menu a {
  position: relative;
  padding: var(--space-3) var(--space-5);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-fast);
  border-radius: var(--radius-lg);
  margin: 0 var(--space-2);
}

.dropdown-menu a:hover {
  background: rgba(0, 180, 216, 0.1);
  color: var(--color-secondary);
  transform: translateX(4px);
}

.dropdown-menu a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--color-secondary);
  border-radius: var(--radius-sm);
  transition: height var(--transition-base);
}

.dropdown-menu a:hover::before {
  height: 70%;
}

.dropdown-menu a:hover::after {
  width: calc(100% - 36px);
}

.dropdown > a .dropdown-icon {
  transition: transform var(--transition-base);
  font-size: 0.7em;
}

.dropdown:hover > a .dropdown-icon {
  transform: rotate(180deg);
}

/* ================= MOBILE MENU BUTTON ================= */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  z-index: var(--z-fixed);
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.mobile-menu-btn span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--text-inverse);
  margin: var(--space-1) 0;
  transition: all var(--transition-base);
  border-radius: var(--radius-sm);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* ================= MOBILE NAVIGATION ================= */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  height: 100dvh;
  background: var(--bg-primary);
  box-shadow: var(--shadow-lg);
  transform: translateX(110%);
  visibility: hidden;
  transition:
    transform var(--transition-base),
    visibility var(--transition-base);
  z-index: var(--z-modal);
  overflow-y: auto;
}

.mobile-nav.active {
  transform: translateX(0);
  visibility: visible;
}

.mobile-nav-header {
  background: var(--color-primary);
  color: var(--text-inverse);
  padding: var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-close {
  background: none;
  border: none;
  color: var(--text-inverse);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  padding: var(--space-1);
}

.mobile-nav ul {
  list-style: none;
  padding: 0;
}

.mobile-nav li {
  border-bottom: 1px solid var(--color-gray-200);
}

.mobile-nav a {
  display: block;
  padding: var(--space-4) var(--space-5);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: background var(--transition-base);
}

.mobile-nav a:hover {
  background: var(--bg-secondary);
  color: var(--color-primary);
  text-decoration: none;
}

/* Mobile dropdown */
.mobile-nav .dropdown-menu {
  position: static;
  box-shadow: none;
  border: none;
  background: var(--bg-secondary);
  margin: 0;
  opacity: 1;
  visibility: visible;
  transform: none;
  display: none; /* Initially hidden */
}

.mobile-nav .dropdown.active .dropdown-menu {
  display: block; /* Show when active */
}

.mobile-nav .dropdown-menu a {
  padding-left: var(--space-10);
  font-size: var(--font-size-sm);
}

/* Mobile CTA button */
.mobile-nav .cta-btn {
  margin: var(--space-5);
  text-align: center;
}