/* Header styles for KivoLive */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav__brand-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.nav__brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.25rem;
}

.nav__brand-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav__brand-mark--accent {
  color: var(--color-primary);
}

.nav__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Desktop nav */

.nav__nav {
  display: flex;
  align-items: center;
}

.nav__menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__item--cta .nav__link--cta {
  padding-inline: 1.2rem;
  padding-block: 0.45rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(120deg, var(--color-primary), var(--color-primary-strong));
  color: #05050a;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: var(--font-size-xs);
  box-shadow: var(--shadow-soft), var(--shadow-glow-primary);
}

.nav__item--cta .nav__link--cta:hover {
  background: var(--color-primary-strong);
}

/* Mobile toggle */

.nav__toggle {
  display: none;
  width: 40px;
  height: 32px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 10, 20, 0.9);
  justify-content: center;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.nav__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav__toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

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

.nav__toggle.is-active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle.is-active .nav__toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 768px) {
  .nav__toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .nav__nav {
    position: fixed;
    inset: 56px 0 auto 0;
    background: linear-gradient(to bottom, rgba(5, 5, 10, 0.97), rgba(5, 5, 10, 0.98));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
  }

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

  .nav__menu {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--container-padding-x) var(--space-4);
    gap: var(--space-3);
  }

  .nav__item--cta .nav__link--cta {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}

@media (min-width: 769px) {
  .nav__nav {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  .nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-4);
  }
}