/* Header layout and glassmorphism navigation for Pragovix */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.site-header__wrap {
  background: linear-gradient(to bottom, rgba(5, 7, 11, 0.92), rgba(5, 7, 11, 0.86));
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
}

.site-header__inner {
  margin-block: var(--space-4);
  padding-block: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

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

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 40%;
  border: 1px solid rgba(215, 181, 109, 0.6);
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 255, 255, 0.45), transparent 50%),
    conic-gradient(from 200deg, #d7b56d, #7e5a25, #05070b, #d7b56d);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

.site-header__logo-accent {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid rgba(5, 7, 11, 0.9);
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.65), rgba(5, 7, 11, 1));
}

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

.site-header__brand-name {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: var(--font-size-sm);
}

.site-header__brand-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Announcement bar */
.announcement-bar {
  position: relative;
  z-index: var(--z-header);
}

.announcement-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.announcement-bar__inner p {
  margin-bottom: 0;
}

.announcement-bar__cta {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Navigation */
.site-header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-8);
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-header__nav-link {
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: 0.2rem;
  position: relative;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, rgba(215, 181, 109, 0), rgba(215, 181, 109, 0.85), rgba(215, 181, 109, 0));
  transform: scaleX(0.4);
  opacity: 0;
  transform-origin: center;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after,
.site-header__nav-link--button[aria-expanded="true"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible,
.site-header__nav-link--button[aria-expanded="true"] {
  color: var(--color-primary-hover);
}

.site-header__nav-item--has-dropdown {
  position: relative;
}

.site-header__nav-link--button {
  background: none;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.site-header__nav-icon {
  font-size: 0.75rem;
  transition: transform var(--transition-normal);
}

.site-header__nav-item--has-dropdown[data-open="true"] .site-header__nav-icon {
  transform: rotate(180deg);
}

.site-header__dropdown {
  position: absolute;
  top: 150%;
  left: 0;
  min-width: 230px;
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-elevated);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  display: none;
}

.site-header__dropdown-link {
  display: block;
  padding: 0.35rem 0.4rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

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

.site-header__nav-item--has-dropdown[data-open="true"] .site-header__dropdown {
  display: block;
}

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

.site-header__cta-primary {
  font-size: var(--font-size-xs);
}

.site-header__cta-secondary {
  font-size: var(--font-size-xs);
}

/* Mobile nav toggle */
.site-header__nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
}

.site-header__nav-toggle-box {
  width: 32px;
  height: 22px;
  position: relative;
}

.site-header__nav-toggle-bar {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-pill);
  transition: transform var(--transition-normal), opacity var(--transition-normal), top var(--transition-normal), bottom var(--transition-normal);
}

.site-header__nav-toggle-bar:first-child {
  top: 4px;
}

.site-header__nav-toggle-bar:last-child {
  bottom: 4px;
}

.site-header__nav-toggle[aria-expanded="true"] .site-header__nav-toggle-bar:first-child {
  top: 10px;
  transform: rotate(45deg);
}

.site-header__nav-toggle[aria-expanded="true"] .site-header__nav-toggle-bar:last-child {
  bottom: 10px;
  transform: rotate(-45deg);
}

.site-header__nav-toggle-text {
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Mobile styles */
@media (max-width: 899px) {
  .site-header__inner {
    padding-block: var(--space-4);
  }

  .announcement-bar__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header__nav-toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    inset: 0 0 auto 0;
    top: 64px;
    background: radial-gradient(circle at top, rgba(13, 26, 51, 0.96), rgba(5, 7, 11, 0.98));
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-16) var(--space-8) var(--space-12);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
  }

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

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    width: 100%;
  }

  .site-header__nav-item--has-dropdown {
    width: 100%;
  }

  .site-header__dropdown {
    position: static;
    margin-top: var(--space-3);
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
  }

  .site-header__dropdown-link {
    padding: 0.2rem 0;
  }

  .site-header__cta-group {
    margin-top: var(--space-8);
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

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

@media (max-width: 599px) {
  .site-header__brand-tagline {
    display: none;
  }
}

@media (min-width: 900px) {
  .site-header__nav {
    position: relative;
    top: 0;
    transform: none !important;
    opacity: 1 !important;
    pointer-events: auto !important;
  }
}