/* Header styles for GYT */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 7, 11, 0.96), rgba(5, 7, 11, 0.88), rgba(5, 7, 11, 0.75));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header__bar {
  min-height: 4.25rem;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  gap: var(--space-4);
}

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

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

.site-header__logo-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 40%;
  background: radial-gradient(circle at 30% 0, rgba(241, 196, 83, 0.9), rgba(122, 22, 49, 0.95));
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.site-header__logo-chip {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  border: 2px solid rgba(5, 7, 11, 0.95);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.4);
  background: conic-gradient(from 45deg, #f1c453, #ffd978, #f1c453, #7a1631, #0b1a33, #f1c453);
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.site-header__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__subtitle {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}

/* Navigation */
.site-header__nav {
  margin-left: auto;
}

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

.site-header__nav-link {
  position: relative;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 0.25rem 0;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-burgundy));
  transition: width var(--transition-normal);
}

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

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

.site-header__nav-item--highlight {
  margin-left: var(--space-2);
}

.site-header__cta {
  font-size: 0.78rem;
}

/* Mobile toggle */
.site-header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: radial-gradient(circle at 0 0, rgba(241, 196, 83, 0.18), rgba(5, 7, 11, 0.95));
  padding: 0.45rem 0.6rem;
  color: var(--color-text);
}

.site-header__toggle-bar {
  height: 2px;
  width: 100%;
  border-radius: 999px;
  background: #ffffff;
  transition: transform var(--transition-normal), opacity var(--transition-normal), background-color var(--transition-normal);
}

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

/* Mobile nav default: visible without JS, but we progressively enhance */
@media (max-width: 767.98px) {
  .site-header__nav {
    position: fixed;
    inset: 4.25rem 0 auto 0;
    background: radial-gradient(circle at top, rgba(241, 196, 83, 0.12), rgba(5, 7, 11, 0.98));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-6);
    gap: var(--space-3);
  }

  .site-header__nav-item--highlight {
    width: 100%;
    margin-left: 0;
    margin-top: var(--space-2);
  }

  .site-header__cta {
    width: 100%;
    justify-content: center;
  }

  .site-header__toggle {
    margin-left: auto;
  }

  .site-header__nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-header__toggle--active .site-header__toggle-bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

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

  .site-header__toggle--active .site-header__toggle-bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
}

@media (min-width: 768px) {
  .site-header__toggle {
    display: none;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .site-header,
  .site-header__nav {
    transition: none !important;
  }
}