/* 布局骨架 */
#app {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* 侧边导航栏 */
#sidebar {
  width: 250px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  height: 100vh;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.02);
  z-index: 40;
}

.brand-header {
  padding: 24px 20px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.brand-logo-badge {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #f43f5e, #fb7185);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(244, 63, 94, 0.3);
}

.brand-title {
  display: flex;
  flex-direction: column;
}

.brand-title span:first-child {
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.3px;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--accent-gold);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.nav-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}

.nav-group-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-light);
  padding: 12px 12px 6px;
  letter-spacing: 0.8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  margin-bottom: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.nav-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.nav-item.active {
  background: linear-gradient(135deg, #fff1f2, #ffe4e6);
  color: var(--primary);
  font-weight: 600;
}

.nav-badge {
  margin-left: auto;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  background: var(--primary);
  color: white;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fafaf9;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: #fee2e2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
}

.user-meta {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  color: #1e293b;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.user-role-tag {
  font-size: 11px;
  color: var(--primary);
  display: inline-block;
}

/* 主内容区 */
#main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100vh;
  overflow-y: auto;
}

/* 顶部导航栏 */
.topbar {
  height: 64px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 30;
  flex-shrink: 0;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title {
  font-size: 17px;
  font-weight: 700;
  color: #0f172a;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.store-scope-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #fff1f2;
  border: 1px solid var(--primary-border);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
}

/* 视图容器内容区 */
.content-body {
  padding: 24px 28px;
  flex: 1;
}