:root {
  --bg: #070b16; --bg2: #0d1426; --card: #111a30; --card2: #16213d;
  --line: #1f2c4d; --text: #e6edf7; --muted: #8a99b8; --accent: #36e0c8;
  --accent2: #4d8dff; --warn: #ffb547; --danger: #ff5d6c; --ok: #2bd576;
  --shadow: 0 6px 24px rgba(0,0,0,.35);
  --radius: 14px;
}
[data-theme="light"] {
  --bg: #eef2f8; --bg2: #e3e9f2; --card: #ffffff; --card2: #f4f7fc;
  --line: #d4dcea; --text: #16203a; --muted: #5e6c87; --accent: #0fae9b;
  --accent2: #2f6bff; --warn: #d98a00; --danger: #e0344a; --ok: #18a458;
  --shadow: 0 6px 24px rgba(40,60,100,.12);
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px;
  line-height: 1.5;
}
button { cursor: pointer; font-family: inherit; }
input { font-family: inherit; }

/* ==================== 登录页（重做） ==================== */
#loginMask {
  position: fixed; inset: 0;
  z-index: 999;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.login-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(54,224,200,.12), transparent),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(77,141,255,.10), transparent),
    linear-gradient(180deg, #0a1020 0%, var(--bg) 100%);
}
.login-card {
  position: relative; z-index: 1;
  background: linear-gradient(165deg, rgba(17,26,48,.92), rgba(13,20,38,.98));
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 44px 36px 32px;
  width: 360px;
  max-width: 92vw;
  text-align: center;
  box-shadow:
    0 24px 64px rgba(0,0,0,.45),
    0 0 0 1px rgba(54,224,200,.08) inset,
    0 0 80px rgba(54,224,200,.04);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.login-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px; border-radius: 18px;
  background: linear-gradient(135deg, rgba(54,224,200,.15), rgba(77,141,255,.12));
  color: var(--accent);
  margin-bottom: 18px;
  box-shadow: 0 4px 20px rgba(54,224,200,.15);
}
.login-icon svg { width: 30px; height: 30px; }
.login-card h2 {
  font-size: 22px; font-weight: 700; letter-spacing: 1px;
  margin-bottom: 6px;
  background: linear-gradient(90deg, var(--text), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.login-sub {
  color: var(--muted); margin-bottom: 28px; font-size: 13px;
}
.login-form { display: flex; flex-direction: column; gap: 12px; }
.login-form input {
  width: 100%; padding: 14px 16px; border-radius: 12px;
  border: 1.5px solid var(--line);
  background: rgba(7,11,22,.6); color: var(--text);
  font-size: 15px; outline: none; transition: border-color .2s;
  letter-spacing: .5px;
}
.login-form input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(54,224,200,.12); }
.login-form input::placeholder { color: var(--muted); opacity: .6; letter-spacing: 0; }
.login-form button {
  width: 100%; padding: 14px; border: none; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color: #fff; font-size: 16px; font-weight: 600;
  letter-spacing: 3px; cursor: pointer;
  transition: opacity .2s, transform .1s;
  box-shadow: 0 4px 16px rgba(54,224,200,.25);
}
.login-form button:hover { opacity: .9; transform: translateY(-1px); }
.login-form button:active { transform: translateY(0); }
.login-err {
  color: var(--danger); min-height: 20px;
  margin-top: 4px; font-size: 13px;
  animation: shake .4s ease;
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
.login-tip {
  color: var(--muted); font-size: 11.5px; margin-top: 18px;
  opacity: .65; letter-spacing: .3px;
}

/* ==================== 顶栏 ==================== */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 18px; background: var(--bg2);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.brand { font-weight: 700; font-size: 16px; }
.status { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--muted); display: inline-block;
  box-shadow: 0 0 6px currentColor; transition: .3s;
}
.dot.on { background: var(--ok); color: var(--ok); }
.dot.off { background: var(--danger); color: var(--danger); }
.dot-label { margin-right: 6px; }
.clock { margin-left: 10px; font-variant-numeric: tabular-nums; }
.tools { display: flex; gap: 8px; }
.ghost-btn {
  background: var(--card); border: 1px solid var(--line);
  color: var(--text); padding: 7px 12px; border-radius: 8px; font-size: 13px;
  transition: border-color .2s;
}
.ghost-btn:hover { border-color: var(--accent); }

/* ==================== Tabs ==================== */
.tabs {
  display: flex; gap: 4px; overflow-x: auto; padding: 10px 14px 0;
  background: var(--bg2); border-bottom: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
}
.tab {
  background: none; border: none; color: var(--muted);
  padding: 9px 14px; font-size: 14px;
  border-bottom: 2px solid transparent; white-space: nowrap;
  transition: color .2s;
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ==================== 内容区 ==================== */
.content { padding: 16px; max-width: 1280px; margin: 0 auto; }
.view { display: none; animation: fade .25s ease; }
.view.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* KPI 卡片 */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi {
  background: linear-gradient(160deg, var(--card2), var(--card));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
}
.kpi .label { color: var(--muted); font-size: 12px; }
.kpi .val { font-size: 26px; font-weight: 700; margin-top: 6px; color: var(--accent); }
.kpi .sub { color: var(--muted); font-size: 11px; margin-top: 4px; }

/* 网格 */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 16px; }

/* 卡片 */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
  box-shadow: var(--shadow); margin-bottom: 16px;
}
.card h3 { font-size: 14px; margin-bottom: 12px; color: var(--text); font-weight: 600; }
.chart { width: 100%; height: 300px; }
.chart.sm { height: 240px; }

/* 双号合并表 */
.merge-table { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.merge-table .m-cell {
  background: var(--bg2); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px;
}
.merge-table .m-cell .t { color: var(--muted); font-size: 12px; }
.merge-table .m-cell .v { font-size: 20px; font-weight: 700; margin-top: 4px; }

/* 筛选栏 */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 12px; align-items: center;
}
.filter-bar select, .filter-bar input {
  background: var(--bg2); border: 1px solid var(--line);
  color: var(--text); padding: 8px 10px; border-radius: 8px; font-size: 13px;
}
.filter-bar input { flex: 1; min-width: 160px; }
.count { color: var(--muted); font-size: 12px; margin-left: auto; }

/* 表格 */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td {
  text-align: left; padding: 10px 8px;
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
th { color: var(--muted); font-weight: 500; }
tbody tr { cursor: pointer; transition: background .15s; }
tbody tr:hover { background: var(--bg2); }
.stage-tag {
  padding: 2px 8px; border-radius: 6px; font-size: 12px;
  background: var(--card2); border: 1px solid var(--line);
}

/* 对话监看 */
.chat-list { display: flex; flex-direction: column; gap: 8px; max-height: 420px; overflow-y: auto; }
.chat-item {
  background: var(--bg2); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 12px;
}
.chat-item .meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.chat-item .msg { font-size: 13px; color: var(--text); }
.chat-item .tag { padding: 1px 6px; border-radius: 5px; font-size: 11px; }
.tag.main { background: rgba(77,141,255,.18); color: var(--accent2); }
.tag.second { background: rgba(54,224,200,.18); color: var(--accent); }
.follow-list { display: flex; flex-direction: column; gap: 8px; }
.follow-item {
  background: rgba(255,93,108,.08); border: 1px solid rgba(255,93,108,.3);
  border-radius: 10px; padding: 10px 12px; font-size: 13px;
  display: flex; justify-content: space-between; align-items: center;
}
.follow-item .days { color: var(--danger); font-weight: 700; }

/* 进度条 */
.bar { height: 14px; background: var(--bg2); border-radius: 8px; overflow: hidden; border: 1px solid var(--line); }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent2), var(--accent)); width: 0; transition: width .6s; }
.bar-txt { color: var(--muted); font-size: 12px; margin-top: 6px; }
.health-box { display: flex; gap: 12px; flex-wrap: wrap; }
.health-box .hb { flex: 1; min-width: 140px; background: var(--bg2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }

/* 告警 */
.alert-list { display: flex; flex-direction: column; gap: 8px; }
.alert-item {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--bg2); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 12px; transition: opacity .2s;
}
.alert-item.critical { border-color: rgba(255,93,108,.4); }
.alert-item.info { border-color: rgba(43,213,118,.35); }
.alert-item.warn { border-color: rgba(255,181,71,.4); }
.alert-item .lv { font-size: 11px; padding: 2px 8px; border-radius: 6px; white-space: nowrap; }
.lv.critical { background: rgba(255,93,108,.18); color: var(--danger); }
.lv.info { background: rgba(43,213,118,.18); color: var(--ok); }
.lv.warn { background: rgba(255,181,71,.18); color: var(--warn); }
.alert-item .body { flex: 1; }
.alert-item .body .t { font-size: 12px; color: var(--muted); }
.alert-item .body .m { font-size: 13px; margin-top: 2px; }
.alert-item.acked { opacity: .45; }
.ack-btn {
  background: var(--card); border: 1px solid var(--line);
  color: var(--muted); border-radius: 6px; padding: 4px 10px; font-size: 12px;
}

/* 抽屉 */
.drawer { position: fixed; inset: 0; z-index: 200; display: none; }
.drawer.open { display: block; }
.drawer-mask { position: absolute; inset: 0; background: rgba(0,0,0,.5); }
.drawer-panel {
  position: absolute; right: 0; top: 0; bottom: 0;
  width: 380px; max-width: 90vw;
  background: var(--card); border-left: 1px solid var(--line);
  box-shadow: -10px 0 30px rgba(0,0,0,.4);
  display: flex; flex-direction: column;
  animation: slidein .25s ease;
}
@keyframes slidein { from { transform: translateX(100%); } to { transform: none; } }
.drawer-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px; border-bottom: 1px solid var(--line); font-weight: 600;
}
.drawer-body { padding: 16px; overflow-y: auto; }
.drawer-body .row { margin-bottom: 12px; }
.drawer-body .row .k { color: var(--muted); font-size: 12px; }
.drawer-body .row .v { font-size: 14px; margin-top: 2px; word-break: break-all; }

/* ==================== 名单管理 ==================== */
.seg { display: flex; gap: 10px; flex-wrap: wrap; }
.seg-btn { flex: 1; min-width: 140px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--glass-border); background: var(--glass); color: var(--txt); font-size: 14px; cursor: pointer; transition: all .15s; }
.seg-btn:hover { border-color: var(--accent); }
.seg-btn.active { background: linear-gradient(135deg, rgba(77,141,255,.22), rgba(54,224,200,.18)); border-color: var(--accent); color: var(--accent); font-weight: 600; box-shadow: 0 0 0 2px rgba(54,224,200,.18) inset; }
.hint { color: var(--muted); font-size: 12px; margin: 10px 0 0; line-height: 1.6; }
.block-btn { padding: 5px 12px; border-radius: 8px; border: 1px solid var(--accent); background: transparent; color: var(--accent); font-size: 12px; cursor: pointer; transition: all .15s; }
.block-btn:hover { background: rgba(54,224,200,.12); }
.block-btn.in { border-color: var(--danger); color: var(--danger); }
.block-btn.in:hover { background: rgba(255,93,108,.12); }
.act-cell { display: flex; justify-content: center; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 11px; color: var(--muted); word-break: break-all; }

/* ==================== 扫码登录弹窗 ==================== */
.qr-entry { border-color: var(--accent); color: var(--accent); }
.qr-entry:hover { background: rgba(54,224,200,.12); }
#dotMain, #dotSecond { cursor: pointer; }
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal-mask { position: absolute; inset: 0; background: rgba(3,7,15,.7); backdrop-filter: blur(3px); }
.modal-card {
  position: relative; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); width: 360px; max-width: 92vw;
  animation: popin .2s ease;
}
@keyframes popin { from { transform: scale(.94); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--line); font-weight: 600; }
.qr-body { padding: 18px 18px 20px; text-align: center; }
.qr-instance { display: flex; gap: 10px; justify-content: center; margin-bottom: 14px; }
.qr-tab { padding: 6px 18px; border-radius: 20px; border: 1px solid var(--line); background: var(--card2); color: var(--muted); font-size: 13px; }
.qr-tab.active { background: var(--accent); color: #04221e; border-color: var(--accent); font-weight: 600; }
.qr-img-wrap { width: 240px; height: 240px; margin: 0 auto; background: #fff; border-radius: 12px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.qr-img { width: 232px; height: 232px; display: block; }
.qr-img-wrap.empty::after { content: "⏳"; font-size: 40px; opacity: .4; }
.qr-status { margin-top: 14px; font-size: 14px; color: var(--text); }
.qr-status.ok { color: var(--ok); }
.qr-status.warn { color: var(--warn); }
.qr-status.err { color: var(--danger); }
.qr-tip { margin-top: 10px; font-size: 12px; color: var(--muted); line-height: 1.6; }

/* ==================== 轻提示 ==================== */
.toast {
  position: fixed; left: 50%; bottom: 36px; transform: translateX(-50%) translateY(20px);
  background: var(--card2); color: var(--text); border: 1px solid var(--line);
  padding: 11px 20px; border-radius: 24px; font-size: 13px; box-shadow: var(--shadow);
  opacity: 0; pointer-events: none; transition: all .25s ease; z-index: 1100; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ==================== 响应式 ==================== */
@media (max-width: 860px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .merge-table { grid-template-columns: 1fr; }
  .chart { height: 260px; }
  .topbar { padding: 10px 12px; }
  .brand { font-size: 14px; }
  .content { padding: 12px; }
  .status { font-size: 11px; }
  .login-card { padding: 32px 24px 26px; width: 92vw; }
  .login-card h2 { font-size: 19px; }
}

@media (max-width: 400px) {
  .kpis { grid-template-columns: 1fr; }
  .filter-bar { gap: 6px; }
  .filter-bar select { font-size: 12px; padding: 6px 8px; }
}