.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(11, 12, 16, 0.98), rgba(11, 12, 16, 0.92));
  border-bottom: 1px solid rgba(212, 175, 55, 0.22);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.95);
}

.site-header__brand {
  text-decoration: none;
}

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

.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4, 16px);
}

.nav__links-wrapper {
  display: flex;
  align-items: center;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-size: var(--font-size-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.nav__link {
  position: relative;
  padding-block: 4px;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.2), rgba(212, 175, 55, 0.9));
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link:focus-visible::after {
  width: 100%;
}

.nav__link--active {
  color: var(--color-brass);
}

.nav__link--active::after {
  width: 100%;
}

/* Burger Toggle Button */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-lg, 12px);
  border: 1px solid rgba(212, 175, 55, 0.45);
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.08), transparent 60%), rgba(11, 12, 16, 0.95);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6), inset 0 0 10px rgba(212, 175, 55, 0.1);
  cursor: pointer;
  transition: border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
  z-index: 1010;
  position: relative;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: rgba(212, 175, 55, 0.85);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.4);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-brass, #D4AF37);
  border-radius: 2px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease, background-color 0.3s ease;
  transform-origin: center;
}

/* Morphing into Close "X" icon when opened */
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: #E6C875;
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: #E6C875;
}

@media (max-width: 880px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    padding-block: var(--space-3, 12px);
  }

  .nav__links-wrapper {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.04), transparent 60%), linear-gradient(180deg, rgba(11, 12, 16, 0.99), rgba(18, 17, 24, 0.99));
    border-bottom: 1px solid rgba(212, 175, 55, 0.4);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.96), 0 0 20px rgba(212, 175, 55, 0.15);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
    max-height: calc(100vh - 100%);
    overflow-y: auto;
  }

  .nav__links-wrapper.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav__links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    padding: var(--space-6) var(--space-6) var(--space-8);
    gap: 0;
  }

  .nav__links li {
    width: 100%;
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  }

  .nav__links li:last-child {
    border-bottom: none;
  }

  .nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--color-text);
    transition: color 0.25s ease, padding-left 0.25s ease;
  }

  .nav__link:hover,
  .nav__link:focus-visible {
    color: var(--color-brass);
    padding-left: 8px;
  }

  .nav__link--active {
    color: var(--color-brass);
  }
}

.rt-ribbon__left,
.rt-ribbon__right {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

@media (max-width: 720px) {
  .rt-ribbon {
    padding-block: 6px;
  }
  .rt-ribbon__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
  }
  .rt-ribbon__left,
  .rt-ribbon__right {
    justify-content: center;
    align-items: center;
    text-align: center;
  }
}