/* GraytonLux Header Styles */

.glx-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: linear-gradient(135deg, rgba(7, 9, 12, 0.96), rgba(7, 9, 12, 0.9));
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.glx-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
}

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

.glx-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: var(--font-size-xs);
  color: var(--color-neutral-50);
}

.glx-header__logo::after {
  content: none;
}

.glx-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: conic-gradient(from 220deg, #f8e7b3, #c49a3a, #7c5a1c, #f8e7b3);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.7), 0 10px 25px rgba(0, 0, 0, 0.8);
  position: relative;
}

.glx-header__logo-mark::before {
  content: "GL";
  position: absolute;
  inset: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  background: radial-gradient(circle at 10% 0, #1b1b1f, #07090c 55%);
  color: var(--color-primary-strong);
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
}

.glx-header__logo-text {
  text-transform: uppercase;
  font-weight: 500;
}

/* Navigation */
.glx-header__nav {
  display: flex;
  align-items: center;
}

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

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

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

.glx-header__nav-link::after {
  bottom: -0.2rem;
}

.glx-header__nav-link:hover,
.glx-header__nav-link:focus-visible {
  color: var(--color-neutral-50);
}

.glx-header__nav-link--cta {
  font-size: var(--font-size-xs);
}

/* Mobile toggle */
button.glx-header__toggle {
  display: none;
  position: relative;
  width: 42px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(196, 154, 58, 0.6);
  background: radial-gradient(circle at 10% 0, rgba(248, 231, 179, 0.15), rgba(7, 9, 12, 0.95));
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.glx-header__toggle-bar {
  width: 18px;
  height: 1px;
  border-radius: 999px;
  background: var(--color-neutral-50);
  transition: transform var(--transition-normal), opacity var(--transition-fast), width var(--transition-normal);
}

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

/* Toggle animation */
.glx-header--nav-open .glx-header__toggle-bar:first-child {
  transform: translateY(3px) rotate(42deg);
  width: 20px;
}

.glx-header--nav-open .glx-header__toggle-bar:last-child {
  transform: translateY(-3px) rotate(-42deg);
  width: 20px;
}

/* Responsive layout */
@media (max-width: 900px) {
  button.glx-header__toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .glx-header__nav {
    position: fixed;
    inset-inline: 0;
    top: 56px;
    background: linear-gradient(180deg, rgba(7, 9, 12, 0.98), rgba(7, 9, 12, 0.96));
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
  }

  .glx-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-5);
    gap: var(--space-3);
  }

  .glx-header--nav-open .glx-header__nav {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

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

  .glx-header__nav-link--cta {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .glx-header__inner {
    padding-block: var(--space-2);
  }

  .glx-header__logo-text {
    font-size: var(--font-size-xs);
  }
}

/* Utility: prevent body scroll when mobile menu open */
.body--nav-open {
  overflow: hidden;
}