.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--header-height);
  border-bottom: 1px solid rgb(244 174 43 / 16%);
  background: rgb(15 18 22 / 96%);
  backdrop-filter: blur(14px);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  flex: none;
  text-decoration: none;
  font-weight: 950;
}

.brand-mark {
  width: 2.15rem;
  height: 2.15rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-primary-line);
  border-radius: 0.68rem;
  background: linear-gradient(145deg, #29231c, #1a1d21);
  color: var(--color-primary-strong);
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 2%);
}

.brand-word { display: none; }

.desktop-nav {
  display: none;
  align-items: center;
  gap: 0.1rem;
  min-width: 0;
}

.nav-link {
  min-height: 2.35rem;
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.62rem;
  border-radius: 0.55rem;
  color: #aeb5bd;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 850;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  background: var(--color-surface-muted);
  color: var(--color-primary-strong);
}

.header-tools {
  margin-inline-start: auto;
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.head-action {
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 0.65rem;
  background: transparent;
  color: #aeb5bd;
  text-decoration: none;
}

.head-action:hover {
  background: var(--color-surface-muted);
  color: var(--color-primary-strong);
}

.head-action svg { width: 1.2rem; height: 1.2rem; }

.avatar-link {
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-primary-line);
  border-radius: 50%;
  background: #2a251e;
  color: var(--color-primary-strong);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 950;
}

.release-badge,
.eyebrow {
  color: var(--color-primary);
  font-weight: 900;
  font-size: 0.73rem;
}

.release-badge {
  display: none;
  margin-inline-start: 0.25rem;
  white-space: nowrap;
}

.page-shell {
  min-width: 0;
  padding-block: 1.15rem calc(var(--mobile-nav-height) + 1.7rem);
}

.site-footer {
  display: none;
  color: var(--color-text-muted);
  padding-block: 1.5rem;
  font-size: 0.78rem;
}

.mobile-bottom {
  position: fixed;
  z-index: 55;
  right: 0;
  left: 0;
  bottom: 0;
  height: calc(var(--mobile-nav-height) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgb(244 174 43 / 18%);
  background: #111419;
}

.mobile-bottom a {
  min-width: 0;
  min-height: 3.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.12rem;
  position: relative;
  color: #8f97a0;
  text-decoration: none;
}

.mobile-bottom a svg { width: 1.35rem; height: 1.35rem; }
.mobile-bottom a span { font-size: 0.72rem; font-weight: 850; }
.mobile-bottom a.active { color: var(--color-primary-strong); }
.mobile-bottom a.active::before {
  content: "";
  position: absolute;
  top: 0;
  width: 2rem;
  height: 2px;
  border-radius: 0 0 4px 4px;
  background: var(--color-primary);
}

.hero {
  padding-block: clamp(1.7rem, 6vw, 4.5rem);
}

.lead {
  max-width: 46rem;
  color: var(--color-text-muted);
  font-size: clamp(0.95rem, 2.4vw, 1.12rem);
}

.button {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 0.7rem;
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 900;
  cursor: pointer;
}

.button:hover { background: var(--color-surface-muted); }

.button-primary {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #211500;
}

.button-primary:hover { background: var(--color-primary-strong); }
.button-secondary { background: var(--color-surface); }
.button-danger { color: #ff9c9c; border-color: rgb(238 133 133 / 32%); }

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.grid { display: grid; gap: var(--space-4); }
.cards { grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); }

.card,
.panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.card { padding: var(--space-5); }
.card p { margin-bottom: 0; color: var(--color-text-muted); }
.panel { margin-block-start: var(--space-7); padding: clamp(1rem, 4vw, 1.7rem); }

.status-line {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 800;
}

.status-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: var(--color-muted);
}

.status-dot.is-healthy { background: var(--color-success); }
.status-dot.is-unhealthy { background: var(--color-danger); }

.technical-value {
  direction: ltr;
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.86rem;
}

.feature-list {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding-inline-start: 1.25rem;
}

.roadmap-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.roadmap-list li {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-4);
  border-inline-start: 0.2rem solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-muted);
}

.roadmap-list li span { color: var(--color-text-muted); }
.roadmap-list li.is-current { border-inline-start-color: var(--color-primary); }
.roadmap-list li.is-completed { opacity: 0.82; }
.roadmap-list li.is-completed strong::after { content: " ✓"; color: var(--color-success); }

.trace-code,
.secret-box {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-muted);
}

/* Stage 8.5 home */
.home-hero {
  padding: 1.8rem 0 0.2rem;
}

.home-kicker {
  margin-bottom: 0.35rem;
  color: var(--color-primary);
  font-size: 0.73rem;
  font-weight: 950;
}

.home-title {
  max-width: 47rem;
  margin: 0;
  font-size: clamp(2rem, 9vw, 4.4rem);
  line-height: 1.08;
}

.home-subtitle {
  max-width: 43rem;
  margin: 0.75rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.home-search {
  max-width: 43rem;
  min-height: 3.3rem;
  margin-top: 1rem;
  padding: 0.3rem 0.35rem 0.3rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid #343b45;
  border-radius: 0.82rem;
  background: var(--color-surface);
  color: #b9c0c8;
  text-decoration: none;
}

.home-search svg { width: 1.15rem; flex: none; }
.home-search span { flex: 1; min-width: 0; }
.home-search strong {
  min-height: 2.5rem;
  padding: 0 0.9rem;
  display: inline-flex;
  align-items: center;
  border-radius: 0.58rem;
  background: var(--color-primary);
  color: #211500;
  font-size: 0.82rem;
}

.section { margin-top: 2rem; }
.section-head {
  margin-bottom: 0.8rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 0.8rem;
}
.section-title { margin: 0; font-size: 1.08rem; }
.section-note { color: var(--color-text-muted); font-size: 0.75rem; }

.home-status-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.home-stat {
  min-width: 0;
  padding: 0.85rem;
  border-top: 1px solid var(--color-primary-line);
  border-radius: 0.72rem;
  background: linear-gradient(110deg, var(--color-primary-soft), rgb(244 174 43 / 2%));
}
.home-stat small { display: block; color: #b7aa90; font-size: 0.68rem; }
.home-stat strong { display: block; margin-top: 0.12rem; font-size: 1rem; }

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.quick-card {
  min-width: 0;
  min-height: 7rem;
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: 0.82rem;
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
}
.quick-card:hover { border-color: var(--color-primary-line); background: var(--color-surface-muted); }
.quick-card svg { width: 1.45rem; height: 1.45rem; color: var(--color-primary-strong); }
.quick-card b { display: block; font-size: 0.9rem; }
.quick-card span { display: block; margin-top: 0.15rem; color: var(--color-text-muted); font-size: 0.72rem; }

.invite-card {
  padding: 0.9rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  border: 1px solid var(--color-primary-line);
  border-radius: 0.82rem;
  background: var(--color-primary-soft);
}
.invite-card p { margin: 0; color: #c7c0b6; font-size: 0.78rem; }
.invite-card strong { color: var(--color-primary-strong); }

.home-guest {
  max-width: 47rem;
  margin-inline: auto;
  padding: clamp(2rem, 9vw, 6rem) 0;
  text-align: center;
}
.home-guest .lead { margin-inline: auto; }
.home-guest .action-row { justify-content: center; }

@media (min-width: 48rem) {
  .brand-word { display: inline; }
  .desktop-nav { display: flex; }
  .header-tools { gap: 0.3rem; }
  .release-badge { display: inline-flex; }
  .page-shell { padding-block: 1.5rem 3rem; }
  .site-footer { display: block; border-top: 1px solid var(--color-border); }
  .mobile-bottom { display: none; }
  .home-hero { padding-top: 3rem; }
  .home-status-strip { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .quick-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 68rem) {
  .nav-link { padding-inline: 0.8rem; }
}