:root {
  --bg-main: #eef2f7;
  --bg-card: #ffffff;
  --line: #d9e2ec;
  --text-main: #1f2a3d;
  --text-sub: #5e6b82;
  --left-a: #4ea3d8;
  --left-b: #3d89c4;
  --left-c: #2f77b4;
  --left-active: rgba(255, 255, 255, 0.2);
  --left-hover: rgba(255, 255, 255, 0.12);
  --accent: #3d89c4;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text-main);
  background: var(--bg-main);
}

.console-app {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  transition: grid-template-columns 0.2s ease;
}

.console-app.sidebar-collapsed {
  grid-template-columns: 76px 1fr;
}

.sidebar {
  background: linear-gradient(180deg, var(--left-a) 0%, var(--left-b) 48%, var(--left-c) 100%);
  color: #eaf7ff;
  padding: 14px 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
  overflow-y: auto;
}

.sidebar-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px 14px;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #2d6eab;
  background: #f3fbff;
}

.brand-title {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
}

.brand-sub {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
}

.menu {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.menu-root-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.menu-btn,
.menu-icon-only {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  border: none;
  border-radius: 8px;
  padding: 8px 10px;
  background: transparent;
  color: #eff8ff;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease;
  width: 100%;
}

.menu-btn:hover,
.menu-icon-only:hover {
  background: var(--left-hover);
}

.menu-btn.active,
.menu-btn.active-root,
.menu-icon-only.active-root {
  background: var(--left-active);
  font-weight: 700;
}

.menu-label {
  display: inline-block;
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.95);
  flex: 0 0 18px;
}

.menu-icon svg {
  width: 18px;
  height: 18px;
}

.menu-l1 { padding-left: 14px; }
.menu-l2 { padding-left: 30px; }
.menu-l3 { padding-left: 46px; }

.menu-children {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.main-shell {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  min-height: 66px;
  padding: 10px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.topbar h1 {
  margin: 0;
  font-size: 18px;
}

.breadcrumb {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.icon-btn {
  width: 32px;
  height: 32px;
  border: 1px solid #cdd9ea;
  border-radius: 50%;
  background: #f8fbff;
  color: #3e6ea9;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover {
  background: #edf5ff;
  border-color: #b9d0f3;
}

.user-chip {
  font-size: 13px;
  border: 1px solid var(--line);
  background: #f8fbff;
  border-radius: 999px;
  padding: 7px 10px;
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #84b9e9, #4d95d1);
  color: #ffffff;
  font-weight: 700;
  overflow: hidden;
}

.avatar.has-image {
  background: #eef4fb;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ghost-btn {
  border: 1px solid #cdd9ea;
  border-radius: 9px;
  padding: 8px 10px;
  background: #f8fbff;
  color: #325b8f;
  cursor: pointer;
}

.menu-toggle {
  min-width: 36px;
  font-size: 16px;
  line-height: 1;
}

.content {
  padding: 0 12px 12px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 0;
  min-height: calc(100vh - 66px);
}

.tabbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 4px 8px;
  border-bottom: 1px solid #dbe4ef;
}

.tab-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #f7fafd;
  border: 1px solid #d4deea;
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 13px;
  color: #4a6487;
  cursor: pointer;
}

.tab-item.active {
  background: #e9f2ff;
  border-color: #b9d0f3;
  color: #1f4f9b;
}

.tab-close {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid #c4d3e8;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  line-height: 1;
}

.frame-wrap {
  background: #ffffff;
  border: 1px solid #d8e2ee;
  border-radius: 10px;
  margin-top: 10px;
  overflow: hidden;
  min-height: 0;
}

.content-frame {
  width: 100%;
  height: calc(100vh - 150px);
  border: none;
  display: block;
  background: #fff;
}

.console-app.sidebar-collapsed .brand-title,
.console-app.sidebar-collapsed .brand-sub,
.console-app.sidebar-collapsed .menu-label,
.console-app.sidebar-collapsed .menu-children {
  display: none;
}

.console-app.sidebar-collapsed .sidebar-head {
  justify-content: center;
}

.console-app.sidebar-collapsed .menu-icon-only,
.console-app.sidebar-collapsed .menu-btn {
  justify-content: center;
  padding-left: 6px;
  padding-right: 6px;
}

@media (max-width: 680px) {
  .console-app,
  .console-app.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .console-app.sidebar-collapsed .sidebar {
    max-height: 220px;
  }

  .console-app.sidebar-collapsed .brand-title,
  .console-app.sidebar-collapsed .brand-sub,
  .console-app.sidebar-collapsed .menu-label,
  .console-app.sidebar-collapsed .menu-children {
    display: block;
  }

  .console-app.sidebar-collapsed .menu-children {
    display: flex;
  }

  .notice { display: none; }
  .content-frame { height: calc(100vh - 220px); }
}

@media (orientation: landscape) and (pointer: coarse) and (min-width: 700px) {
  .console-app {
    grid-template-columns: 220px 1fr !important;
  }

  .console-app.sidebar-collapsed {
    grid-template-columns: 76px 1fr !important;
  }

  .sidebar,
  .console-app.sidebar-collapsed .sidebar {
    max-height: none !important;
  }

  .console-app .menu-label,
  .console-app .menu-children {
    display: inline-block !important;
  }

  .console-app .menu-children {
    display: flex !important;
  }

  .console-app.sidebar-collapsed .brand-title,
  .console-app.sidebar-collapsed .brand-sub,
  .console-app.sidebar-collapsed .menu-label,
  .console-app.sidebar-collapsed .menu-children {
    display: none !important;
  }

  .content-frame {
    height: calc(100vh - 150px) !important;
  }
}