.es-site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(24px);
  background: linear-gradient(120deg, rgba(247, 250, 252, 0.94), rgba(232, 238, 245, 0.92));
  border-bottom: 1px solid rgba(199, 211, 221, 0.9);
}

.es-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.es-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle at 0 0, rgba(244, 162, 97, 0.12), transparent 60%), radial-gradient(circle at 100% 100%, rgba(90, 24, 154, 0.16), transparent 60%);
}

.es-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #f4a261, #5a189a);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  box-shadow: var(--shadow-soft);
}

.es-logo-text {
  display: flex;
  flex-direction: column;
}

.es-logo-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  line-height: var(--line-height-tight);
  color: var(--color-heading);
}

.es-logo-subtitle {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.es-primary-nav {
  margin-left: auto;
}

.es-nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.es-nav-link {
  position: relative;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-500);
  padding-bottom: 4px;
}

.es-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--transition-base);
}

.es-nav-link:hover,
.es-nav-link:focus-visible {
  color: var(--color-heading);
}

.es-nav-link:hover::after,
.es-nav-link:focus-visible::after {
  width: 100%;
}

.es-header-cta-wrapper {
  margin-left: var(--space-6);
}

.es-header-cta {
  font-size: 0.8rem;
  padding-inline: 1.5rem;
}

.es-nav-toggle {
  display: none;
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid rgba(199, 211, 221, 0.95);
  background: radial-gradient(circle at 0 0, rgba(244, 162, 97, 0.16), transparent 55%), rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-soft);
  align-items: center;
  justify-content: center;
}

.es-nav-toggle-bar {
  position: relative;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-700);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.es-nav-toggle-bar:nth-child(1) {
  top: -4px;
}

.es-nav-toggle-bar:nth-child(3) {
  bottom: -4px;
}

.es-nav-toggle[aria-expanded="true"] .es-nav-toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.es-nav-toggle[aria-expanded="true"] .es-nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.es-nav-toggle[aria-expanded="true"] .es-nav-toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

@media (max-width: 960px) {
  .es-primary-nav {
    position: fixed;
    inset: 64px 0 auto 0;
    padding: var(--space-4) var(--space-4) var(--space-6);
    background: linear-gradient(180deg, rgba(247, 250, 252, 0.98), rgba(232, 238, 245, 0.98));
    border-bottom: 1px solid rgba(199, 211, 221, 0.9);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-slow), opacity var(--transition-base), visibility var(--transition-fast);
  }

  .es-primary-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .es-nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .es-nav-link {
    font-size: 0.95rem;
  }

  .es-header-cta-wrapper {
    display: none;
  }

  .es-nav-toggle {
    display: inline-flex;
    flex-direction: column;
  }
}

@media (max-width: 600px) {
  .es-logo-title {
    font-size: 1rem;
  }

  .es-logo-subtitle {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .es-primary-nav {
    transition: none;
  }

  .es-nav-toggle-bar {
    transition: none;
  }
}