#topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(240px, var(--sidebar-width)) auto minmax(220px, 1fr) auto;
  align-items: center;
  gap: 1rem;
  min-height: var(--topbar-height);
  padding: 0.9rem 1.3rem 0.9rem 1.1rem;
  background: rgba(7, 12, 18, 0.9);
  border-bottom: 1px solid rgba(255, 176, 90, 0.14);
  backdrop-filter: blur(18px);
}

#topbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
  padding: 0;
  padding-right: 1.15rem;
  border-right: 1px solid rgba(255, 176, 90, 0.12);
  background: transparent;
  text-align: left;
}

#topbar-brand img {
  width: 36px;
  height: 36px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid rgba(255, 171, 86, 0.22);
  box-shadow: 0 0 16px rgba(255, 138, 29, 0.12);
}

#topbar-brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

#topbar-name {
  color: var(--text-0);
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: 0.95rem;
}

#topbar-tagline {
  color: var(--text-2);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
}

#topbar-version {
  justify-self: start;
  padding: 0.5rem 0.85rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 171, 86, 0.14);
  background: rgba(255, 171, 86, 0.05);
  color: var(--ember-2);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  white-space: nowrap;
}

#topbar-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.7rem;
  min-width: 0;
}

#topbar-links > a,
.contact-toggle {
  color: var(--text-1);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.45rem 0.72rem;
  border: 1px solid rgba(255, 176, 90, 0.12);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
}

.contact-wrap {
  position: relative;
}

.contact-toggle {
  background: rgba(255, 255, 255, 0.025);
}

.contact-popover {
  position: absolute;
  top: calc(100% + 0.7rem);
  right: 0;
  display: grid;
  gap: 0.4rem;
  min-width: 230px;
  padding: 0.9rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 176, 90, 0.12);
  background: rgba(9, 16, 24, 0.98);
  box-shadow: var(--shadow);
}

.contact-popover[hidden] {
  display: none;
}

.contact-popover a,
.contact-popover span {
  color: var(--text-1);
  font-size: 0.9rem;
}

.topbar-search {
  position: relative;
  max-width: 360px;
  width: 100%;
}

.topbar-search input {
  width: 100%;
  min-height: 42px;
  padding: 0.78rem 0.95rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 176, 90, 0.12);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-0);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
}

.topbar-search input::placeholder {
  color: var(--text-2);
}

.topbar-search-results {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 0;
  right: 0;
  display: grid;
  gap: 0.5rem;
  padding: 0.75rem;
  border-radius: 16px;
  background: rgba(9, 16, 24, 0.98);
  border: 1px solid rgba(255, 176, 90, 0.12);
  box-shadow: var(--shadow);
}

.topbar-search-results[hidden] {
  display: none;
}

.search-result {
  display: block;
  padding: 0.8rem 0.9rem;
  border-radius: 12px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.025);
}

.search-result:hover,
.search-result:focus-visible {
  border-color: rgba(255, 171, 86, 0.24);
}

.search-result-title {
  display: block;
  color: var(--text-0);
  font-weight: 600;
}

.search-result-meta {
  display: block;
  margin-top: 0.22rem;
  color: var(--text-2);
  font-size: 0.82rem;
}

#menu-toggle {
  display: none;
  padding: 0.75rem 0.95rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 176, 90, 0.12);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-0);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}