/* Header - Matching health-samurai.io */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: white;
  border-bottom: 1px solid #eee;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.header-logo {
  display: flex;
  align-items: center;
}

.header-logo img {
  height: 40px;
  width: auto;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 21px 20px;
  font-size: 15px;
  font-weight: 400;
  color: #333333;
  text-decoration: none;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.15s ease;
}

.nav-link:hover,
.nav-link--active {
  color: var(--color-primary);
}

.nav-link-icon {
  width: 10px;
  height: 10px;
  opacity: 0.5;
  transition: transform 0.2s ease;
}

.nav-link--active .nav-link-icon {
  transform: rotate(180deg);
}

/* Mega Menu - Full width dropdown */
.mega-menu {
  position: absolute;
  left: 0;
  right: 0;
  background: #f8f9fb;
  border-top: 1px solid #eee;
  animation: mega-menu-in 0.2s ease;
}

@keyframes mega-menu-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mega-menu-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 32px var(--container-padding);
}

.mega-menu-content {
  display: flex;
  gap: 40px;
}

.mega-menu-columns {
  display: flex;
  gap: 48px;
  flex: 1;
}

.mega-menu-column {
  min-width: 180px;
}

.mega-menu-category {
  font-size: 11px;
  font-weight: 600;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.mega-menu-link {
  display: block;
  padding: 8px 0;
  text-decoration: none;
  color: #333;
  transition: color 0.15s ease;
}

.mega-menu-link:hover,
.mega-menu-link:hover .mega-menu-link-title {
  color: var(--color-primary);
}

.mega-menu-link-title {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #333;
}

.mega-menu-link-desc {
  display: block;
  font-size: 13px;
  color: #666;
  margin-top: 2px;
  line-height: 1.4;
}

/* Mega Menu CTA Card */
.mega-menu-cta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  min-width: 280px;
  padding: 24px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  transition: box-shadow 0.15s ease;
  border: 1px solid #eee;
}

.mega-menu-cta:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.mega-menu-cta-content {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.mega-menu-cta-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.mega-menu-cta-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mega-menu-cta-title {
  font-size: 15px;
  font-weight: 600;
  color: #333;
}

.mega-menu-cta-desc {
  font-size: 13px;
  color: #666;
  line-height: 1.5;
}

.mega-menu-cta-arrow {
  width: 24px;
  height: 24px;
  color: #333;
  flex-shrink: 0;
  margin-top: 12px;
}

/* Header CTA - Sign up button */
.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-signup {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: white;
  background-color: #EA4A35;
  border: none;
  border-radius: 4px;
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.btn-signup:hover {
  background-color: #d43d2a;
  color: white;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: #333;
  transition: all 0.2s ease;
}

.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(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border-top: 1px solid #eee;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  padding: 16px 0;
  max-height: calc(100vh - 64px);
  overflow-y: auto;
}

.mobile-nav-link {
  display: block;
  padding: 12px 24px;
  font-size: 15px;
  color: #333;
  text-decoration: none;
}

.mobile-nav-link:hover {
  background: #f5f5f5;
  color: var(--color-primary);
}

.mobile-nav-link--sub {
  padding-left: 40px;
  font-size: 14px;
  color: #666;
}

.mobile-nav-group {
  border-bottom: 1px solid #eee;
  padding-bottom: 8px;
  margin-bottom: 8px;
}

.mobile-nav-label {
  padding: 12px 24px 8px;
  font-size: 11px;
  font-weight: 600;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mobile-nav-cta {
  display: block;
  margin: 16px 24px 8px;
  padding: 14px 20px;
  font-size: 14px;
  font-weight: 600;
  color: white;
  background-color: #EA4A35;
  border-radius: 4px;
  text-decoration: none;
  text-align: center;
}

/* Responsive */
@media (max-width: 1024px) {
  .nav {
    display: none;
  }

  .header-cta .btn-signup {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 56px;
  }

  .header-logo img {
    height: 32px;
  }
}