.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 100%;
  min-height: 54px;
  padding: 9px 22px;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(223, 226, 233, 0.9);
}

.topbar-logo {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 9px;
  color: #18191c;
  font-size: 16px;
  font-weight: 900;
}

.topbar-logo .brand-mark {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  display: inline-block;
  border-radius: 8px;
  background: url('/assets/logo-ji.png') center / cover no-repeat;
  box-shadow: none;
}

.topbar-user {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

body.admin-view .topbar-user > #user-name,
body.admin-view .user-only-action {
  display: none;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-actions .btn-topbar {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid #e2e5ec;
  border-radius: 8px;
  color: #18191c;
  background: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s, border 0.2s;
}

.topbar-actions .btn-topbar:hover {
  border-color: #d4d7dd;
  background: #f6f7f8;
}

.admin-feedback-review-badge {
  min-width: 19px;
  height: 19px;
  margin-left: auto;
  padding: 0 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: #fff;
  background: #e5486d;
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
}

.admin-feedback-review-badge.hidden { display: none; }

.topbar-actions .btn-topbar.btn-upgrade {
  border-color: #101114;
  color: #fff;
  background: #101114;
}

.topbar-actions .btn-topbar.btn-upgrade:hover {
  border-color: #2d2f35;
  background: #2d2f35;
}

.topbar-actions .btn-logout {
  min-height: 32px;
  padding: 0 13px;
  border: 1px solid #e2e5ec;
  border-radius: 8px;
  color: #61666d;
  background: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: border 0.2s, color 0.2s, background 0.2s;
}

.topbar-actions .btn-logout:hover {
  border-color: #f1a0aa;
  color: #c2414b;
  background: #fff7f8;
}

/* 管理模式只用这一套侧栏；用户模式的顶栏由用户主题继续管理。 */
:root { --admin-sidebar-width: 240px; }
body.admin-view { padding-left: var(--admin-sidebar-width); }
.admin-sidebar, .admin-sidebar-backdrop { display: none; }

body.admin-view .admin-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 35;
  display: flex;
  flex-direction: column;
  width: var(--admin-sidebar-width);
  height: 100vh;
  height: 100dvh;
  color: var(--admin-text, #191b21);
  background: #fff;
}

.admin-sidebar-brand {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  min-height: 82px;
  padding: 18px;
}

.admin-sidebar-brand .brand-mark {
  display: block;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 9px;
  background: url('/assets/logo-ji.png') center / cover no-repeat;
}

.admin-sidebar-brand strong { display: block; font-size: 15px; font-weight: 800; }
.admin-sidebar-brand div > span { display: block; margin-top: 2px; color: #89909b; font-size: 11px; letter-spacing: .08em; }

#admin-sidebar .admin-sidebar-nav {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 19px;
  min-height: 0;
  margin: 0;
  padding: 4px 0 20px 12px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
}
#admin-sidebar .admin-sidebar-nav::-webkit-scrollbar { display: none; }

.admin-nav-group { display: grid; flex: 0 0 auto; gap: 3px; }
body.admin-view .admin-nav-group-label { margin: 0 0 4px; padding: 0 12px; color: #9298a4; font-size: 10px; font-weight: 600; letter-spacing: .12em; line-height: 1.5; }

.btn-admin-nav {
  display: flex;
  align-items: center;
  min-height: 38px;
  gap: 8px;
  padding: 8px 12px;
  border: 0;
  border-left: 3px solid transparent;
  border-radius: 7px 0 0 7px;
  color: #5a626f;
  background: transparent;
  font: 500 13px/1.45 var(--admin-font, sans-serif);
  text-decoration: none;
  cursor: pointer;
  transition: color .15s, background .15s;
}

.btn-admin-nav:hover { color: #3e4350; background: #f3f4f7; }
.btn-admin-nav.active { border-left-color: var(--admin-brand, #7c5cff); color: #5b45c4; background: var(--admin-bg, #f4f6f9); font-weight: 700; }
.btn-admin-nav:focus-visible, .admin-nav-toggle:focus-visible, .admin-nav-close:focus-visible { outline: 2px solid #7c5cff; outline-offset: 2px; }
.btn-admin-nav:focus-visible { outline-offset: -2px; }
.admin-sidebar-footer { flex: 0 0 auto; padding: 12px; border-top: 1px solid #eef0f5; }
.admin-sidebar-footer:empty { display: none; }

body.admin-view .topbar,
body.admin-view #dashboard .topbar { display: none; }

.admin-nav-toggle, .admin-nav-close { display: none; align-items: center; justify-content: center; flex: 0 0 auto; width: 34px; height: 34px; padding: 0; border: 1px solid #e5e8ef; border-radius: 7px; color: #646b78; background: #fff; cursor: pointer; }

@media (max-width: 760px) {
  body.admin-view { padding-left: 0; }
  body.admin-view .admin-sidebar { width: min(280px, calc(100vw - 48px)); transform: translateX(-100%); visibility: hidden; }
  body.admin-view.admin-nav-open { overflow: hidden; }
  body.admin-view.admin-nav-open .admin-sidebar { transform: translateX(0); visibility: visible; }
  body.admin-view.admin-nav-open .admin-sidebar-backdrop { position: fixed; inset: 0; z-index: 34; display: block; width: 100%; height: 100%; border: 0; background: rgba(25, 27, 33, .35); }
  body.admin-view .admin-nav-toggle { position: fixed; right: 18px; bottom: max(18px, env(safe-area-inset-bottom)); z-index: 33; display: inline-flex; width: 44px; height: 44px; border-radius: 12px; box-shadow: 0 4px 18px rgba(25, 27, 33, .12); }
  .admin-nav-close { display: inline-flex; margin-left: auto; font-size: 22px; }
  body.admin-view .page,
  body.admin-view .container { padding: 18px 14px 40px; }
}