/* Carveoza Header Styles */

.cvz-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(to bottom, rgba(5, 5, 7, 0.96), rgba(5, 5, 7, 0.94));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.cvz-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  gap: var(--space-4);
}

/* Brand */
.cvz-header__brand {
  display: flex;
  align-items: center;
}

.cvz-header__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: var(--font-size-sm);
}

.cvz-header__logo-mark {
  width: 30px;
  height: 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-info));
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 8px 20px rgba(0, 0, 0, 0.7);
  position: relative;
  overflow: hidden;
}

.cvz-header__logo-mark::before,
.cvz-header__logo-mark::after {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.cvz-header__logo-mark::after {
  inset: 36%;
  border-color: rgba(255, 255, 255, 0.8);
}

.cvz-header__logo-text {
  font-family: var(--font-sans);
}

/* Navigation */
.cvz-header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-4);
}

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

.cvz-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.25rem 0;
}

.cvz-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-primary), var(--color-info));
  transition: width var(--transition-base);
}

.cvz-header__nav-link:hover::after,
.cvz-header__nav-link:focus-visible::after {
  width: 100%;
}

.cvz-header__nav-link:hover,
.cvz-header__nav-link:focus-visible {
  color: var(--color-text);
}

.cvz-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.cvz-header__cta {
  padding-inline: 1.6rem;
}

/* Mobile toggle */
.cvz-header__toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(16, 18, 23, 0.96);
  color: var(--color-text);
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-fast),
    box-shadow var(--transition-base);
}

.cvz-header__toggle:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(229, 9, 26, 0.5);
}

.cvz-header__toggle:focus-visible {
  outline: 2px solid var(--color-info);
  outline-offset: 2px;
}

.cvz-header__toggle-bar {
  width: 1.1rem;
  height: 2px;
  border-radius: 999px;
  background: var(--gray-200);
  transition:
    transform var(--transition-base),
    opacity var(--transition-base),
    background-color var(--transition-base);
}

.cvz-header__toggle-bar + .cvz-header__toggle-bar {
  margin-top: 3px;
}

/* Toggle active state */
.cvz-header__toggle.is-active .cvz-header__toggle-bar:nth-child(1) {
  transform: translateY(5px) rotate(42deg);
}

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

.cvz-header__toggle.is-active .cvz-header__toggle-bar:nth-child(3) {
  transform: translateY(-5px) rotate(-42deg);
}

/* Responsive behaviour */
@media (max-width: 768px) {
  .cvz-header__inner {
    min-height: 3.75rem;
  }

  .cvz-header__toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .cvz-header__nav {
    position: fixed;
    inset: 0;
    top: 3.75rem;
    background: radial-gradient(circle at top, rgba(255, 255, 255, 0.02), transparent 55%),
                rgba(5, 5, 7, 0.98);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4);
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition:
      transform var(--transition-base),
      opacity var(--transition-base),
      visibility var(--transition-base);
  }

  .cvz-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
            background: #000;
        margin-bottom: 0;
  }

  .cvz-header__nav-link {
    font-size: var(--font-size-md);
    letter-spacing: 0.18em;
  }

  .cvz-header__actions {
    justify-content: flex-start;
            background: #000;
  }

  /* JS-enhanced open state */
  .cvz-header__nav.is-open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
            top: 260px;
        height: 100%;
  }
}

@media (min-width: 769px) {
  .cvz-header__toggle {
    display: none;
  }

  .cvz-header__nav {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
}

/* High-contrast preference */
@media (prefers-contrast: more) {
  .cvz-header {
    border-bottom-color: var(--color-border-strong);
  }

  .cvz-header__toggle {
    border-color: var(--color-border-strong);
  }
}