/* admin/css/layout.css - 布局系统与框架框架 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--sys-bg-page);
  color: var(--sys-text-main);
  height: 100vh;
  display: flex;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* 侧边栏 */
.admin-sidebar {
  width: var(--sidebar-width);
  background: var(--sys-sidebar-bg);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 100;
  transition: width 0.3s ease;
}

.sidebar-brand {
  height: var(--header-height);
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-icon-pod {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #3B82F6 0%, #1D4ED8 100%);
  border-radius: var(--sys-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.brand-text h1 {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #FFFFFF;
}

.brand-text p {
  font-size: 11px;
  color: #94A3B8;
  margin-top: 1px;
}

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

.sidebar-nav-container::-webkit-scrollbar {
  width: 4px;
}
.sidebar-nav-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

.nav-menu-list {
  list-style: none;
}

.nav-menu-item {
  display: flex;
  align-items: center;
  padding: 11px 14px;
  border-radius: var(--sys-radius-md);
  color: var(--sys-sidebar-text);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 4px;
  position: relative;
}

.nav-menu-item:hover {
  background: var(--sys-sidebar-hover);
  color: #FFFFFF;
}

.nav-menu-item.active {
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.25) 0%, rgba(37, 99, 235, 0.05) 100%);
  color: var(--sys-sidebar-text-active);
  font-weight: 700;
  border-left: 3.5px solid var(--sys-primary);
}

.nav-item-icon {
  margin-right: 12px;
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.nav-item-badge {
  margin-left: auto;
  background: var(--sys-danger);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--sys-radius-full);
}

.nav-pending-dot {
  width: 8px;
  height: 8px;
  margin-left: auto;
  border-radius: 50%;
  background: var(--sys-danger);
  flex-shrink: 0;
}

.sidebar-user-footer {
  padding: 14px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar-box {
  position: relative;
}

.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: var(--sys-radius-full);
  border: 2px solid var(--sys-primary);
  display: block;
}

.online-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background: var(--sys-success);
  border: 2px solid var(--sys-sidebar-bg);
  border-radius: var(--sys-radius-full);
}

.user-info-text h4 {
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
}

.user-info-text p {
  font-size: 11px;
  color: var(--sys-success);
  margin-top: 2px;
}

/* 主内容视窗 */
.admin-main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--sys-bg-page);
}

/* 顶部Header */
.admin-top-header {
  height: var(--header-height);
  background: var(--sys-card-bg);
  border-bottom: 1px solid var(--sys-border);
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  z-index: 50;
  box-shadow: var(--sys-shadow-sm);
}

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

.current-view-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--sys-text-main);
  letter-spacing: -0.2px;
}

.gateway-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--sys-success-bg);
  border: 1px solid var(--sys-success-border);
  color: #065F46;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--sys-radius-full);
}

.pulsing-green-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--sys-radius-full);
  background: var(--sys-success);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.8);
  animation: pulseGreen 2s infinite ease-in-out;
}

@keyframes pulseGreen {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

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

.rate-indicator-chip {
  font-size: 12.5px;
  color: var(--sys-text-regular);
  background: var(--sys-bg-page);
  padding: 6px 14px;
  border-radius: var(--sys-radius-sm);
  border: 1px solid var(--sys-border);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-header-action {
  height: 36px;
  padding: 0 16px;
  border-radius: var(--sys-radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--sys-border);
  background: #FFFFFF;
  color: var(--sys-text-main);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-header-action:hover {
  background: var(--sys-bg-page);
  border-color: #CBD5E1;
}

/* 多标签页导航 TabsView */
.admin-tabs-view {
  height: 38px;
  background: #FFFFFF;
  border-bottom: 1px solid var(--sys-border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  flex-shrink: 0;
}

.admin-tabs-view::-webkit-scrollbar {
  display: none;
}

.tab-tag-item {
  height: 28px;
  padding: 0 12px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--sys-text-muted);
  background: var(--sys-bg-page);
  border: 1px solid var(--sys-border);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tab-tag-item:hover {
  color: var(--sys-text-main);
  background: #E2E8F0;
}

.tab-tag-item.active {
  background: var(--sys-primary);
  color: #FFFFFF;
  border-color: var(--sys-primary);
  font-weight: 600;
}

/* 主工作台容器 */
.admin-content-viewport {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px 48px;
}

.module-view-section {
  display: none;
  animation: viewFadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.module-view-section.active-view {
  display: block;
}

@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}