:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-2: #f1f3f6;
  --text: #16181d;
  --text-2: #5b6170;
  --text-3: #8a90a0;
  --border: #e3e6eb;
  --accent: #2f6fed;
  --accent-weak: rgba(47, 111, 237, 0.1);
  --good: #12a150;
  --bad: #d92d3a;
  --warn: #c77700;
  --warn-weak: rgba(199, 119, 0, 0.12);
  --crit-weak: rgba(217, 45, 58, 0.12);
  --info-weak: rgba(47, 111, 237, 0.1);
  --up: var(--good);
  --down: var(--bad);
  --ex-binance: #d49b00;
  --ex-okx: #2f6fed;
  --ex-bitget: #0f9f94;
  --ex-hyperliquid: #8b5cf6;
  --grid: #eceef2;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
  --radius: 10px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e1014;
    --panel: #161920;
    --panel-2: #1c2029;
    --text: #e8eaef;
    --text-2: #a3a9b8;
    --text-3: #6f7686;
    --border: #262b36;
    --accent: #5b8ff9;
    --accent-weak: rgba(91, 143, 249, 0.14);
    --good: #2fbf71;
    --bad: #f0545f;
    --warn: #f0a92e;
    --warn-weak: rgba(240, 169, 46, 0.14);
    --crit-weak: rgba(240, 84, 95, 0.16);
    --info-weak: rgba(91, 143, 249, 0.14);
    --ex-binance: #f0b90b;
    --ex-okx: #6b9bff;
    --ex-bitget: #2dd4bf;
    --ex-hyperliquid: #a78bfa;
    --grid: #222631;
    --shadow: none;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0e1014;
  --panel: #161920;
  --panel-2: #1c2029;
  --text: #e8eaef;
  --text-2: #a3a9b8;
  --text-3: #6f7686;
  --border: #262b36;
  --accent: #5b8ff9;
  --accent-weak: rgba(91, 143, 249, 0.14);
  --good: #2fbf71;
  --bad: #f0545f;
  --warn: #f0a92e;
  --warn-weak: rgba(240, 169, 46, 0.14);
  --crit-weak: rgba(240, 84, 95, 0.16);
  --info-weak: rgba(91, 143, 249, 0.14);
  --ex-binance: #f0b90b;
  --ex-okx: #6b9bff;
  --ex-bitget: #2dd4bf;
  --ex-hyperliquid: #a78bfa;
  --grid: #222631;
  --shadow: none;
  color-scheme: dark;
}

/* 红涨绿跌 */
:root[data-updown="cn"] {
  --up: var(--bad);
  --down: var(--good);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
  color: inherit;
}

.num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.muted {
  color: var(--text-2);
}

.faint {
  color: var(--text-3);
}

.up {
  color: var(--up);
}

.down {
  color: var(--down);
}

.hidden {
  display: none !important;
}

/* ---------- 顶栏 ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 56px;
  padding: 0 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 650;
  font-size: 15px;
  color: var(--text);
}

.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--accent);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 12px;
}

.nav {
  display: flex;
  gap: 4px;
}

.nav a {
  padding: 6px 12px;
  border-radius: 8px;
  color: var(--text-2);
  white-space: nowrap;
}

.nav a:hover {
  background: var(--panel-2);
  color: var(--text);
}

.nav a.active {
  background: var(--accent-weak);
  color: var(--accent);
  font-weight: 550;
}

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

.conn {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
  font-size: 13px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-3);
}

.dot.ok {
  background: var(--good);
}

.dot.bad {
  background: var(--bad);
}

.dot.warn {
  background: var(--warn);
}

.btn {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
}

.btn:hover {
  background: var(--panel-2);
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn.primary:hover {
  filter: brightness(1.05);
}

.btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn.small {
  padding: 3px 10px;
  font-size: 13px;
}

/* ---------- 页面 ---------- */

main {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}

.page-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.page-head h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 650;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.stat .label {
  color: var(--text-2);
  font-size: 13px;
}

.stat .value {
  font-size: 22px;
  font-weight: 650;
  margin-top: 2px;
}

.stat .sub {
  color: var(--text-3);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.grid-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 16px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 0;
}

.panel-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.panel-head h2 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}

.panel-head .right {
  margin-left: auto;
  display: flex;
  gap: 8px;
  align-items: center;
}

.panel-body {
  padding: 12px 16px;
}

.scroll-x {
  overflow-x: auto;
}

/* ---------- 表格 ---------- */

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  font-weight: 500;
  color: var(--text-2);
  font-size: 12.5px;
  background: var(--panel);
  position: sticky;
  top: 0;
}

td.r,
th.r {
  text-align: right;
}

tbody tr:last-child td {
  border-bottom: none;
}

tr.link {
  cursor: pointer;
}

tr.link:hover td {
  background: var(--panel-2);
}

.sym {
  font-weight: 600;
}

.cell-hot {
  border-radius: 6px;
  padding: 1px 6px;
  margin: -1px -6px;
}

.hot-warn {
  background: var(--warn-weak);
}

.hot-crit {
  background: var(--crit-weak);
}

.badge {
  display: inline-block;
  flex-shrink: 0;
  white-space: nowrap;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 550;
}

.badge.critical {
  background: var(--crit-weak);
  color: var(--bad);
}

.badge.warn {
  background: var(--warn-weak);
  color: var(--warn);
}

.badge.info {
  background: var(--info-weak);
  color: var(--accent);
}

.badge.ok {
  background: rgba(18, 161, 80, 0.12);
  color: var(--good);
}

.ex {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ex::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--ex-color, var(--text-3));
}

.ex.binance {
  --ex-color: var(--ex-binance);
}

.ex.okx {
  --ex-color: var(--ex-okx);
}

.ex.bitget {
  --ex-color: var(--ex-bitget);
}

.ex.hyperliquid {
  --ex-color: var(--ex-hyperliquid);
}

/* ---------- 告警流 ---------- */

.feed {
  max-height: calc(100vh - 230px);
  overflow-y: auto;
}

.alert-item {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
}

.alert-item:last-child {
  border-bottom: none;
}

.alert-item.fresh {
  animation: flash 2.4s ease-out;
}

@keyframes flash {
  from {
    background: var(--accent-weak);
  }
  to {
    background: transparent;
  }
}

.alert-title {
  display: flex;
  gap: 8px;
  align-items: baseline;
  font-weight: 550;
}

.alert-title .t {
  margin-left: auto;
  color: var(--text-3);
  font-weight: 400;
  font-size: 12px;
  white-space: nowrap;
}

.alert-lines {
  color: var(--text-2);
  font-size: 12.5px;
  margin-top: 2px;
}

.alert-lines div {
  overflow-wrap: anywhere;
}

.empty {
  padding: 32px 16px;
  text-align: center;
  color: var(--text-3);
}

/* ---------- 详情页 ---------- */

.detail-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.detail-head .price {
  font-size: 28px;
  font-weight: 650;
}

.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 13px;
}

.seg {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.seg button {
  border: none;
  background: var(--panel);
  padding: 4px 12px;
  cursor: pointer;
  color: var(--text-2);
}

.seg button + button {
  border-left: 1px solid var(--border);
}

.seg button.on {
  background: var(--accent-weak);
  color: var(--accent);
  font-weight: 550;
}

.charts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.chart-box {
  padding: 8px 12px 4px;
  min-height: 268px;
}

.chart-box .chart-empty {
  height: 240px;
  display: grid;
  place-items: center;
  color: var(--text-3);
}

.tables {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.back {
  color: var(--text-2);
}

/* uPlot 配色跟随主题 */
.u-legend {
  font-size: 12px;
  color: var(--text-2);
}

.u-legend .u-marker {
  border-radius: 2px;
}

.u-select {
  background: var(--accent-weak);
}

/* ---------- 表单 ---------- */

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

select,
input[type="text"],
input[type="search"],
input[type="password"] {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 8px;
  padding: 6px 10px;
}

input:focus,
select:focus,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.form-row {
  display: grid;
  gap: 4px;
  margin-bottom: 12px;
}

.form-row label {
  color: var(--text-2);
  font-size: 13px;
}

.form-row input {
  width: 100%;
}

.form-msg {
  font-size: 13px;
  min-height: 20px;
}

.form-msg.error {
  color: var(--bad);
}

.form-msg.ok {
  color: var(--good);
}

.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px 24px;
}

.kv dt {
  color: var(--text-2);
}

.kv dd {
  margin: 0;
}

/* ---------- 登录页 ---------- */

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}

.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.login-card h1 {
  font-size: 18px;
  margin: 12px 0 4px;
}

.login-card .muted {
  margin: 0 0 20px;
}

.login-card .btn {
  width: 100%;
  padding: 9px;
}

/* ---------- 提示 ---------- */

.toasts {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: grid;
  gap: 8px;
  z-index: 20;
  max-width: min(380px, calc(100vw - 32px));
}

.toast {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 4px solid var(--bad);
  border-radius: 8px;
  padding: 10px 14px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
  cursor: pointer;
}

/* ---------- 窄屏 ---------- */

/* ---------- 规则页 ---------- */

button.link {
  border: none;
  background: none;
  padding: 0;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
}

button.link.faint {
  color: var(--text-3);
}

.alert-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  margin-top: 6px;
  font-size: 12px;
}

.text-bad {
  color: var(--bad);
}

.small {
  font-size: 12px;
}

.mono {
  font-family: var(--mono);
  font-size: 12px;
}

.mb {
  margin-bottom: 16px;
}

.page-head.sub h2 {
  margin: 0;
  font-size: 16px;
}

.tag {
  display: inline-block;
  margin-left: 6px;
  padding: 0 6px;
  border-radius: 4px;
  font-size: 11px;
  line-height: 18px;
  background: var(--panel-2);
  color: var(--text-2);
}

.tag.web {
  background: var(--accent-weak);
  color: var(--accent);
}

.rule-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.rule-card.off .rule-fields {
  opacity: 0.6;
}

.rule-fields {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px 16px;
}

.field {
  display: grid;
  gap: 4px;
  align-content: start;
}

.field.wide {
  grid-column: 1 / -1;
}

.field.check {
  display: flex;
  align-items: center;
  gap: 8px;
}

.field-label {
  color: var(--text-2);
  font-size: 13px;
}

input[type="number"] {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 8px;
  padding: 6px 10px;
  width: 100%;
  min-width: 0;
}

.filters input[type="number"] {
  width: 140px;
}

.filters input[type="search"] {
  width: 260px;
  max-width: 100%;
}

.windows {
  display: grid;
  gap: 6px;
  margin-bottom: 6px;
}

.window-row {
  display: grid;
  grid-template-columns: 96px auto 96px auto auto;
  gap: 8px;
  align-items: center;
  justify-content: start;
}

@media (max-width: 1100px) {
  .rule-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .grid-main,
  .charts,
  .tables {
    grid-template-columns: minmax(0, 1fr);
  }

  .feed {
    max-height: 480px;
  }
}

@media (max-width: 720px) {
  main {
    padding: 16px;
  }

  .topbar {
    gap: 8px;
    padding: 0 12px;
    overflow-x: auto;
  }

  .topbar-right {
    gap: 8px;
  }

  .brand span:not(.brand-mark),
  .conn span,
  #who {
    display: none;
  }

  .nav {
    gap: 0;
  }

  .nav a {
    padding: 6px 5px;
    font-size: 13px;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 补充 ---------- */

.page-head .right {
  margin-left: auto;
}

.mt {
  margin-top: 16px;
}

td.wrap {
  white-space: normal;
  min-width: 320px;
}

tr.fresh td {
  animation: flash 2.4s ease-out;
}

.head-link {
  margin-left: auto;
  font-size: 14px;
}

.chip-x {
  margin-left: 4px;
  padding: 0 2px;
  border: 0;
  background: none;
  color: var(--text-2);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

.chip-x:hover {
  color: var(--down);
}