.rm-header {
  position: relative;
  z-index: 40;
}
.rm-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.rm-header-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.rm-header-logo {
  width: 32px;
  height: 32px;
  border-radius: 4px;
  border-width: 2px;
  border-style: solid;
  border-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: radial-gradient(circle at 30% 20%, rgba(241, 194, 50, 0.32), transparent 65%);
}
.rm-header-title {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.rm-header-title-main {
  font-family: var(--font-condensed);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: var(--text-sm);
}
.rm-header-title-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}
.rm-header-meta {
  margin-left: auto;
  display: flex;
  align-items: center;
}
.rm-header-badge {
  padding-inline: 10px;
}
.rm-primary-nav {
  margin-left: auto;
}
.rm-primary-nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.rm-primary-nav-link {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: 4px;
}
.rm-primary-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-red));
  transition: width var(--transition-med);
}
.rm-primary-nav-link:focus-visible,
.rm-primary-nav-link:hover {
  color: var(--color-primary);
}
.rm-primary-nav-link:hover::after,
.rm-primary-nav-link:focus-visible::after {
  width: 100%;
}
.rm-nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
  background: radial-gradient(circle at top, rgba(241, 194, 50, 0.08), transparent 60%), #111219;
}
.rm-nav-toggle-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.rm-nav-toggle-box {
  width: 22px;
  height: 16px;
  position: relative;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
}
.rm-nav-toggle-line {
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transform-origin: center;
  transition: transform var(--transition-med), opacity var(--transition-med), background-color var(--transition-med);
}
.rm-nav-toggle[aria-expanded="true"] .rm-nav-toggle-line-1 {
  transform: translateY(7px) rotate(45deg);
}
.rm-nav-toggle[aria-expanded="true"] .rm-nav-toggle-line-2 {
  opacity: 0;
}
.rm-nav-toggle[aria-expanded="true"] .rm-nav-toggle-line-3 {
  transform: translateY(-7px) rotate(-45deg);
}
.rm-nav-toggle[aria-expanded="true"] {
  border-color: var(--color-primary);
}
@media (max-width: 960px) {
  .rm-header-inner {
    gap: var(--space-3);
  }
  .rm-primary-nav {
    position: absolute;
    inset-inline: 0;
    top: var(--nav-height);
    background: radial-gradient(circle at top, rgba(241, 194, 50, 0.12), transparent 70%), #050609;
    border-bottom: 1px solid var(--color-border-strong);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-med), opacity var(--transition-med), visibility var(--transition-med);
  }
  .rm-primary-nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
  }
  .rm-primary-nav-link {
    font-size: 0.75rem;
  }
  .rm-nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }
  .rm-header-meta {
    display: none;
  }
  .rm-primary-nav.rm-primary-nav-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
}
@media (max-width: 520px) {
  .rm-header-title-main {
    font-size: 0.7rem;
  }
  .rm-header-title-sub {
    display: none;
  }
  .rm-header-logo {
    width: 28px;
    height: 28px;
  }
}