.ev-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background:
    linear-gradient(to bottom, rgba(12, 4, 6, 0.96), rgba(12, 4, 6, 0.86));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ev-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-4);
}

.ev-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.ev-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.ev-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 40% 60% 55% 45%;
  background:
    radial-gradient(circle at 20% 0%, rgba(252, 244, 231, 0.8), transparent 55%),
    radial-gradient(circle at 80% 100%, rgba(149, 72, 102, 0.9), transparent 60%),
    linear-gradient(135deg, #3a1621, #c2785a);
  box-shadow: var(--shadow-glow-primary);
}

.ev-header__logo-text {
  display: flex;
  flex-direction: column;
}

.ev-header__logo-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ev-header__logo-subtitle {
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.ev-header__nav {
  display: flex;
}

.ev-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.ev-header__nav-item--cta {
  margin-left: var(--space-2);
}

.ev-header__cta {
  font-size: var(--font-size-xs);
  padding-inline: 1.4rem;
}

.ev-header__toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(10, 3, 6, 0.85);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  padding: 0;
  color: var(--color-text);
}

.ev-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-deep));
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.ev-header__toggle.is-active .ev-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.ev-header__toggle.is-active .ev-header__toggle-bar:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

@media (max-width: 768px) {
  .ev-header__toggle {
    display: inline-flex;
  }

  .ev-header__nav {
    position: fixed;
    inset-inline: 0;
    top: 86px;
    background: radial-gradient(circle at 0 0, rgba(252, 244, 231, 0.1), transparent 55%),
      linear-gradient(160deg, #18060d, #290b18);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition:
      opacity var(--transition-base),
      transform var(--transition-base),
      visibility var(--transition-base);
  }

  .ev-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-6);
  }

  .ev-header__nav-item--cta {
    width: 100%;
  }

  .ev-header__nav-item--cta .ev-header__cta {
    width: 100%;
    justify-content: center;
  }

  .ev-header__nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
}

@media (min-width: 769px) {
  .ev-header__nav {
    flex: 1;
    justify-content: flex-end;
  }
}

body.ev-nav-open {
  overflow: hidden;
}