/* ============================================================
   TDB 轻量化运维管控平台 - 可交互原型
   样式文件（Element Plus 风格，自包含，无外部依赖）
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary: #409EFF;
  --primary-light: #ecf5ff;
  --primary-dark: #337ecc;
  --success: #67C23A;
  --success-light: #f0f9eb;
  --warning: #E6A23C;
  --warning-light: #fdf6ec;
  --danger: #F56C6C;
  --danger-light: #fef0f0;
  --info: #909399;
  --info-light: #f4f4f5;
  --text-main: #303133;
  --text-regular: #606266;
  --text-secondary: #909399;
  --border: #EBEEF5;
  --border-dark: #DCDFE6;
  --bg-page: #f0f2f5;
  --bg-card: #ffffff;
  --sidebar-bg: #001529;
  --sidebar-sub: #000c17;
  --radius: 4px;
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-popper: 0 6px 24px rgba(0, 0, 0, 0.16);
}

html, body { height: 100%; }
body {
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
  color: var(--text-main);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: var(--primary); }
ul { list-style: none; }
button { font-family: inherit; }

/* SVG 图标通用尺寸（符号内部已自带 fill/stroke 属性） */
.i { width: 1em; height: 1em; vertical-align: -0.125em; }
.mi-icon { font-size: 16px; display: inline-flex; }

/* ---------------- 布局框架 ---------------- */
.app-sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 220px;
  background: var(--sidebar-bg);
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 100;
  transition: width 0.2s;
}
.app-sidebar::-webkit-scrollbar { width: 4px; }
.app-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.2); border-radius: 2px; }

.sidebar-logo {
  height: 56px;
  display: flex; align-items: center; gap: 10px;
  padding: 0 16px;
  color: #fff;
  font-size: 15px; font-weight: 600;
  border-bottom: 1px solid rgba(255,255,255,.08);
  white-space: nowrap;
}
.sidebar-logo .logo-badge {
  width: 30px; height: 30px; flex: none;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--primary), #7b6cff);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700; color: #fff;
}
.sidebar-logo small { font-size: 11px; color: #8ba3c4; font-weight: 400; display: block; line-height: 1.1; }

.menu-group { }
.menu-group-title {
  padding: 14px 16px 6px;
  font-size: 12px; color: #6b7f99;
  white-space: nowrap;
}
.menu-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 16px;
  color: #c8d3e0;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  transition: background .15s, color .15s;
}
.menu-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.menu-item.active { background: var(--primary); color: #fff; }
.menu-item.active::after {
  content: ""; position: absolute; right: 0; top: 0; bottom: 0;
  width: 3px; background: #fff;
}
.menu-item .mi-icon { width: 18px; text-align: center; flex: none; font-size: 15px; }
.menu-item .mi-txt { flex: 1; }
.menu-item .prototype-hint { font-size: 10px; background: var(--warning); color: #fff; border-radius: 3px; padding: 0 4px; opacity: .85; }

.sidebar-footer {
  padding: 14px 16px;
  font-size: 11px; color: #5d718c;
  border-top: 1px solid rgba(255,255,255,.06);
  line-height: 1.7;
}

.app-main {
  margin-left: 220px;
  min-height: 100vh;
  display: flex; flex-direction: column;
}

.app-header {
  height: 56px;
  background: #fff;
  display: flex; align-items: center;
  padding: 0 20px;
  gap: 16px;
  box-shadow: 0 1px 4px rgba(0,21,41,.08);
  position: sticky; top: 0; z-index: 90;
}
.header-title { font-size: 16px; font-weight: 600; }
.header-crumb { color: var(--text-secondary); font-size: 13px; }
.header-crumb b { color: var(--text-main); }
.header-right { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.header-clock { color: var(--text-regular); font-size: 13px; }
.env-tag {
  font-size: 12px; padding: 3px 8px; border-radius: 4px;
  background: var(--warning-light); color: var(--warning); border: 1px solid #f5dab1;
}
.user-box {
  display: flex; align-items: center; gap: 8px; cursor: pointer; position: relative;
}
.user-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 13px;
}
.user-name { font-size: 13px; color: var(--text-regular); }
.user-drop {
  position: absolute; right: 0; top: 40px; min-width: 140px;
  background: #fff; border-radius: 6px; box-shadow: var(--shadow-popper);
  padding: 5px 0; display: none; z-index: 200;
}
.user-drop.show { display: block; }
.user-drop a { display: block; padding: 9px 16px; color: var(--text-main); font-size: 13px; }
.user-drop a:hover { background: var(--bg-page); color: var(--primary); }

.app-body { flex: 1; padding: 18px 20px 24px; }
.page { display: none; animation: fadeIn .2s ease; }
.page.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.app-footer {
  text-align: center; color: var(--text-secondary); font-size: 12px;
  padding: 14px; border-top: 1px solid var(--border);
}

/* ---------------- 通用组件 ---------------- */
.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 16px;
}
.card-body { padding: 18px; }
.card-title {
  font-size: 15px; font-weight: 600; padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}
.card-title .sub { font-size: 12px; color: var(--text-secondary); font-weight: 400; }

.page-head { margin-bottom: 16px; }
.page-head h2 { font-size: 18px; }
.page-head p { color: var(--text-secondary); font-size: 13px; margin-top: 4px; }

.row { display: flex; flex-wrap: wrap; gap: 16px; }
.row > * { flex: 1 1 0; min-width: 0; }

/* 统计卡片 */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 16px; }
.stat-card {
  background: #fff; border-radius: var(--radius); padding: 18px;
  box-shadow: var(--shadow-card); position: relative; overflow: hidden;
}
.stat-card .st-icon {
  width: 44px; height: 44px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  margin-bottom: 12px; color: #fff;
}
.stat-card .st-num { font-size: 26px; font-weight: 700; line-height: 1; }
.stat-card .st-label { color: var(--text-secondary); font-size: 13px; margin-top: 6px; }
.stat-card .st-ext { font-size: 12px; margin-top: 8px; color: var(--text-secondary); }
.st-up { color: var(--success); } .st-down { color: var(--danger); }
.bg-primary { background: var(--primary); }
.bg-success { background: var(--success); }
.bg-warning { background: var(--warning); }
.bg-danger { background: var(--danger); }
.bg-info { background: var(--info); }
.bg-purple { background: #7b6cff; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border: 1px solid var(--border-dark);
  border-radius: var(--radius); background: #fff; color: var(--text-main);
  font-size: 13px; cursor: pointer; line-height: 1.2;
  transition: all .15s; white-space: nowrap;
}
.btn:hover { color: var(--primary); border-color: var(--primary); background: var(--primary-light); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { background: #5daf34; border-color: #5daf34; color: #fff; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #f54545; border-color: #f54545; color: #fff; }
.btn-warning { background: var(--warning); border-color: var(--warning); color: #fff; }
.btn-warning:hover { background: #dfa532; border-color: #dfa532; color: #fff; }
.btn-plain-danger { color: var(--danger); border-color: #fbc4c4; background: #fff; }
.btn-plain-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-text { border: none; background: none; color: var(--primary); padding: 4px 8px; }
.btn-text:hover { background: var(--primary-light); color: var(--primary); }
.btn-text.danger { color: var(--danger); }
.btn-text.danger:hover { background: var(--danger-light); }
.btn-sm { padding: 6px 10px; font-size: 12px; }
.btn-lg { padding: 10px 20px; font-size: 14px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-icon-only { padding: 6px 10px; }

/* 徽章 / 标签 */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 8px; border-radius: 3px; font-size: 12px;
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-info { background: var(--info-light); color: var(--info); }
.badge-primary { background: var(--primary-light); color: var(--primary); }
.badge-purple { background: #f3f0ff; color: #7b6cff; }

.tag {
  display: inline-block; padding: 1px 7px; margin: 2px;
  border-radius: 3px; font-size: 12px; background: var(--info-light); color: var(--text-regular);
}
.tag-primary { background: var(--primary-light); color: var(--primary); }
.tag-warning { background: var(--warning-light); color: var(--warning); }

/* 表格 */
.table-wrap { overflow-x: auto; }
table.ep-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.ep-table th {
  background: #f5f7fa; color: var(--text-regular); font-weight: 600;
  text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.ep-table td { padding: 11px 14px; border-bottom: 1px solid var(--border); color: var(--text-regular); white-space: nowrap; }
.ep-table tbody tr:hover { background: #f7faff; }
.ep-table .mono { font-family: Consolas, Monaco, monospace; font-size: 12px; }
.ep-table .max-cell { max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }

/* 筛选栏 */
.filter-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.filter-bar .f-item { display: flex; align-items: center; gap: 6px; }
.filter-bar label { color: var(--text-secondary); font-size: 13px; white-space: nowrap; }
.filter-bar .spacer { flex: 1; }

/* 表单控件 */
.el-input, .el-select, .el-textarea, .el-range {
  border: 1px solid var(--border-dark); border-radius: var(--radius);
  padding: 8px 12px; font-size: 13px; color: var(--text-main); background: #fff;
  outline: none; transition: border .15s, box-shadow .15s;
}
.el-input:focus, .el-select:focus { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-light); }
.el-input-wrap { display: inline-flex; }
.el-input-wrap .el-input { border-radius: 0; border-right: none; }
.el-input-wrap .btn { border-radius: 0; }

.el-pagination { display: flex; align-items: center; gap: 6px; padding: 14px 18px; flex-wrap: wrap; }
.el-pagination .page-total { color: var(--text-secondary); font-size: 13px; margin-right: 8px; }
.el-pagination button, .el-pagination .pg-item {
  min-width: 30px; height: 30px; border: 1px solid var(--border-dark); border-radius: var(--radius);
  background: #fff; color: var(--text-regular); font-size: 13px; cursor: pointer; padding: 0 6px;
}
.el-pagination button:hover, .el-pagination .pg-item:hover { color: var(--primary); border-color: var(--primary); }
.el-pagination .pg-item.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.el-pagination button:disabled { color: #c0c4cc; cursor: not-allowed; }

/* 弹窗 */
.mask {
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  z-index: 500; display: none; align-items: center; justify-content: center;
  padding: 20px;
}
.mask.show { display: flex; }
.dialog {
  background: #fff; border-radius: 6px; width: 100%; max-width: 560px;
  box-shadow: var(--shadow-popper); animation: pop .18s ease;
  display: flex; flex-direction: column; max-height: 88vh;
}
.dialog-lg { max-width: 720px; }
.dialog-sm { max-width: 400px; }
@keyframes pop { from { transform: scale(.95); opacity: 0; } to { transform: none; opacity: 1; } }
.dialog-head {
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  font-size: 15px; font-weight: 600; display: flex; align-items: center;
}
.dialog-head .close { margin-left: auto; cursor: pointer; color: var(--text-secondary); font-size: 16px; padding: 0 4px; }
.dialog-head .close:hover { color: var(--danger); }
.dialog-body { padding: 18px; overflow-y: auto; }
.dialog-foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.dialog-body .confirm-icon {
  width: 40px; height: 40px; border-radius: 50%; margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
  background: var(--warning-light); color: var(--warning);
}
.dialog-body .confirm-icon.danger { background: var(--danger-light); color: var(--danger); }
.confirm-text { text-align: center; color: var(--text-regular); font-size: 14px; line-height: 1.7; }

/* 表单行 */
.form-row { margin-bottom: 16px; }
.form-row > label { display: block; color: var(--text-regular); font-size: 13px; margin-bottom: 6px; }
.form-row > label .req { color: var(--danger); margin-right: 2px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.form-grid .full { grid-column: 1 / -1; }
.form-tip { font-size: 12px; color: var(--text-secondary); margin-top: 4px; line-height: 1.5; }
.form-tip.err { color: var(--danger); }

/* Toast */
#toast-box { position: fixed; top: 64px; left: 50%; transform: translateX(-50%); z-index: 900; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast {
  background: #fff; border-radius: 6px; box-shadow: var(--shadow-popper);
  padding: 10px 18px; font-size: 13px; display: flex; align-items: center; gap: 8px;
  animation: toastIn .2s ease; border: 1px solid var(--border);
}
.toast.success { border-color: #b3e19d; color: #529b2e; }
.toast.error { border-color: #fbc4c4; color: var(--danger); }
.toast.warning { border-color: #f5dab1; color: var(--warning); }
.toast.info { color: var(--text-regular); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* 标签页 */
.tabs { display: flex; border-bottom: 1px solid var(--border); padding: 0 18px; }
.tabs .tab {
  padding: 12px 16px; cursor: pointer; color: var(--text-regular); font-size: 14px;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabs .tab.active { color: var(--primary); border-color: var(--primary); font-weight: 600; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* 描述列表（服务信息等） */
.desc-list { width: 100%; border-collapse: collapse; font-size: 13px; }
.desc-list tr { border-bottom: 1px solid var(--border); }
.desc-list tr:last-child { border: none; }
.desc-list td { padding: 12px 8px; }
.desc-list td:first-child { color: var(--text-secondary); width: 140px; white-space: nowrap; }
.desc-list .mono { font-family: Consolas, Monaco, monospace; font-size: 12px; color: var(--text-regular); }

/* 空状态 / 占位页 */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-secondary); }
.empty-state .es-icon { font-size: 52px; color: #cdd4de; margin-bottom: 14px; }
.empty-state h3 { color: var(--text-main); font-size: 16px; margin-bottom: 6px; }
.proto-note {
  background: var(--primary-light); border: 1px dashed var(--primary);
  color: var(--primary-dark); border-radius: var(--radius);
  padding: 10px 14px; font-size: 12px; margin-bottom: 16px;
}

/* 进度条 */
.progress { height: 8px; border-radius: 4px; background: var(--border); overflow: hidden; min-width: 90px; }
.progress > i { display: block; height: 100%; border-radius: 4px; background: var(--primary); }

/* 图表容器 */
.chart-box { width: 100%; height: 240px; }
.chart-legend { display: flex; gap: 18px; font-size: 12px; color: var(--text-regular); align-items: center; }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; }
.chart-legend i { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }

/* 服务状态块 */
.svc-card { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.svc-status-circle {
  width: 14px; height: 14px; border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(103,194,58,.18);
}
.svc-status-circle.run { background: var(--success); box-shadow: 0 0 0 4px rgba(103,194,58,.2), 0 0 8px rgba(103,194,58,.8); }
.svc-status-circle.stop { background: var(--info); box-shadow: 0 0 0 4px rgba(144,147,153,.18); }
.svc-status-circle.err { background: var(--danger); box-shadow: 0 0 0 4px rgba(245,108,108,.2), 0 0 8px rgba(245,108,108,.8); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .45; } }

/* 对比视图 */
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.sql-block {
  background: #0f2436; color: #c7e3f7; border-radius: var(--radius);
  padding: 14px; font-family: Consolas, Monaco, monospace; font-size: 12px;
  line-height: 1.8; overflow-x: auto; white-space: pre-wrap;
}
.sql-block .kw { color: #82d8d8; }
.sql-block .num { color: #e3b341; }

/* 分页栏容器 */
.action-bar { display: flex; align-items: center; gap: 10px; padding: 12px 18px; justify-content: flex-end; }

/* 启动页（登录） */
.login-page {
  position: fixed; inset: 0; z-index: 1000;
  background: linear-gradient(135deg, #0c1f38 0%, #001529 55%, #0a3560 100%);
  display: flex; align-items: center; justify-content: center;
}
.login-page.done { display: none; }
.login-box {
  width: 400px; background: #fff; border-radius: 10px;
  padding: 36px 36px 32px; box-shadow: 0 16px 48px rgba(0,0,0,.35);
}
.login-logo { display: flex; flex-direction: column; align-items: center; margin-bottom: 22px; }
.login-logo .logo-badge { width: 52px; height: 52px; border-radius: 12px; font-size: 26px; margin-bottom: 12px; }
.login-logo h1 { font-size: 18px; }
.login-logo p { color: var(--text-secondary); font-size: 12px; margin-top: 4px; }
.login-box .form-row > label { color: var(--text-main); font-weight: 500; }
.login-tip { text-align: center; font-size: 12px; color: var(--text-secondary); margin-top: 14px; }
.demo-account { background: var(--primary-light); color: var(--primary-dark); border-radius: 4px; padding: 8px 10px; font-size: 12px; margin-top: 12px; text-align: center; }

/* 快捷键位 */
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.quick-item {
  background: #fff; border-radius: 8px; padding: 16px 12px; text-align: center;
  box-shadow: var(--shadow-card); cursor: pointer; border: 1px solid transparent;
  transition: all .15s;
}
.quick-item:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(64,158,255,.18); }
.quick-item .q-icon { font-size: 26px; margin-bottom: 8px; }
.quick-item .q-name { font-size: 13px; font-weight: 600; }
.quick-item .q-desc { font-size: 11px; color: var(--text-secondary); margin-top: 4px; }

/* 滚动条美化 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: #c1c9d4; border-radius: 4px; }
::-webkit-scrollbar-track { background: transparent; }

/* 响应式 */
@media (max-width: 1200px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-grid { grid-template-columns: repeat(2, 1fr); }
  .compare-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .app-sidebar { width: 60px; }
  .app-main { margin-left: 60px; }
  .menu-item .mi-txt, .menu-group-title, .sidebar-logo small, .sidebar-logo span { display: none; }
  .sidebar-logo { justify-content: center; padding: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; }
}