/* OraxOpenRouter — unified site navigation */
.orax-site-header { margin-bottom: 2rem; }

.orax-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: .75rem;
}

.orax-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text, #f4f4f5);
  text-decoration: none;
}
.orax-logo:hover { text-decoration: none; opacity: .9; }

.orax-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 1rem;
}

.orax-nav-links { display: flex; gap: .35rem; flex-wrap: wrap; align-items: center; }

.orax-nav-link {
  padding: .45rem .85rem;
  border-radius: 8px;
  font-size: .85rem;
  color: var(--muted, #71717a);
  text-decoration: none;
  border: 1px solid transparent;
  transition: .15s;
}
.orax-nav-link:hover { color: var(--text, #f4f4f5); background: var(--surface2, #1a1a24); text-decoration: none; }
.orax-nav-link.active {
  color: #fff;
  background: var(--accent, #6366f1);
  border-color: var(--accent, #6366f1);
  font-weight: 600;
}

.orax-breadcrumb {
  font-size: .78rem;
  color: var(--muted, #71717a);
  margin-bottom: .5rem;
}
.orax-breadcrumb strong { color: var(--accent2, #818cf8); font-weight: 600; }

.orax-tabs {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  padding: .35rem;
  background: var(--surface, #111118);
  border: 1px solid var(--border, #2a2a3a);
  border-radius: 12px;
}

.orax-tab {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem 1rem;
  border-radius: 8px;
  font-size: .82rem;
  color: var(--muted, #71717a);
  text-decoration: none;
  transition: .15s;
  flex: 1;
  justify-content: center;
  min-width: 120px;
}
.orax-tab:hover { background: var(--surface2, #1a1a24); color: var(--text, #f4f4f5); text-decoration: none; }
.orax-tab.active {
  background: linear-gradient(135deg, rgba(99,102,241,.25), rgba(168,85,247,.15));
  color: var(--text, #f4f4f5);
  border: 1px solid rgba(99,102,241,.4);
  font-weight: 600;
}

.orax-tab-num {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: var(--surface2, #1a1a24);
  border: 1px solid var(--border, #2a2a3a);
  display: grid;
  place-items: center;
  font-size: .68rem;
  font-weight: 800;
  color: var(--muted, #71717a);
}
.orax-tab.active .orax-tab-num {
  background: var(--accent, #6366f1);
  border-color: var(--accent, #6366f1);
  color: #fff;
}

.orax-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem 1rem;
  margin-bottom: .75rem;
  font-size: .85rem;
}
.orax-footer-links a { color: var(--muted, #71717a); text-decoration: none; }
.orax-footer-links a:hover { color: var(--accent2, #818cf8); }
.orax-footer-links a.active { color: var(--accent2, #818cf8); font-weight: 600; }

.orax-footer-meta { font-size: .8rem; color: var(--muted, #71717a); }

.orax-hub {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.orax-hub-card {
  display: block;
  background: var(--surface, #111118);
  border: 1px solid var(--border, #2a2a3a);
  border-radius: var(--radius, 12px);
  padding: 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: .15s;
}
.orax-hub-card:hover {
  border-color: var(--accent, #6366f1);
  transform: translateY(-2px);
  text-decoration: none;
}
.orax-hub-card.active { border-color: var(--accent, #6366f1); box-shadow: 0 0 0 1px var(--accent, #6366f1); }
.orax-hub-card .hub-icon { font-size: 1.5rem; margin-bottom: .5rem; }
.orax-hub-card .hub-title { font-weight: 700; font-size: .95rem; margin-bottom: .25rem; color: var(--text, #f4f4f5); }
.orax-hub-card .hub-desc { font-size: .78rem; color: var(--muted, #71717a); line-height: 1.4; }
.orax-hub-card .hub-num {
  position: absolute;
  top: .65rem;
  left: .65rem;
  font-size: .65rem;
  font-weight: 700;
  color: var(--muted, #71717a);
  background: var(--surface2, #1a1a24);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--border, #2a2a3a);
}
.orax-hub-card { position: relative; }

/* Chat sidebar system links */
.orax-chat-nav {
  padding: .5rem .75rem 0;
  border-top: 1px solid var(--border, #2a2a3a);
  margin-top: .25rem;
}
.orax-chat-nav-label {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted, #71717a);
  padding: .5rem .25rem .35rem;
  font-weight: 600;
}
.orax-chat-nav .sidebar-link { margin-bottom: .15rem; }
.orax-chat-nav .sidebar-link.active {
  background: rgba(99,102,241,.15);
  color: var(--accent, #818cf8);
}

.orax-topbar-links {
  display: flex;
  gap: .25rem;
  margin-right: .5rem;
}
.orax-topbar-links a {
  padding: .3rem .55rem;
  font-size: .72rem;
  color: var(--text-muted, #71717a);
  text-decoration: none;
  border-radius: 6px;
}
.orax-topbar-links a:hover { background: var(--bg-hover, #1a1a24); color: var(--text, #f4f4f5); }
.orax-topbar-links a.active { color: var(--accent, #818cf8); background: rgba(99,102,241,.12); }

@media (max-width: 640px) {
  .orax-tab { min-width: calc(50% - .5rem); font-size: .75rem; padding: .45rem .6rem; }
  .orax-topbar-links { display: none; }
}