/* ===== Shared top navigation (used on every authenticated page) ===== */

.top-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 28px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
  height: 58px;
  flex-shrink: 0;
}

.nav-brand {
  font-weight: 600;
  font-size: 1.05em;
  letter-spacing: .5px;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}
.nav-brand:hover { color: var(--accent); }

.nav-tabs {
  display: flex;
  gap: 2px;
  flex-grow: 1;
  overflow-x: auto;
}
.nav-tabs::-webkit-scrollbar { display: none; }
.nav-tabs { scrollbar-width: none; }

.nav-tabs a {
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  font-size: .92em;
  font-weight: 500;
  white-space: nowrap;
  transition: background .15s ease, color .15s ease;
}
.nav-tabs a:hover { background: var(--bg); color: var(--text); }
.nav-tabs a.active {
  background: var(--accent);
  color: #fff;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-user .who { color: var(--muted); font-size: .88em; }
.nav-user .btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: .85em;
}
.nav-user .btn:hover { background: var(--bg); }

@media (max-width: 720px) {
  .top-nav { padding: 0 14px; gap: 12px; height: 54px; }
  .nav-brand { font-size: .98em; }
  .nav-tabs a { padding: 6px 10px; font-size: .85em; }
  .nav-user .who { display: none; }
}