:root{
  --bg:#f1f4f9;
  --panel:#ffffff;
  --panel-2:#f7f9fc;
  --ink:#0f1f2e;
  --ink-2:#33475b;
  --muted:#6b7d92;
  --line:#e3e9f1;
  --line-2:#eef2f7;
  --brand:#0b64c8;
  --brand-dark:#084d9c;
  --brand-soft:#e9f1fc;
  --cyan:#0aa3b8;
  --danger:#d93a3a;
  --danger-dark:#b32323;
  --danger-soft:#fdecec;
  --ok:#0a8f4c;
  --ok-soft:#e8f6ee;
  --warn:#c47f06;
  --warn-soft:#fdf4e3;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,32,47,.05), 0 8px 24px -12px rgba(16,32,47,.16);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang HK","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:14px;line-height:1.5;
  -webkit-font-smoothing:antialiased;
  padding-bottom:env(safe-area-inset-bottom);
}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:.2px}
p{margin:0}
button{font-family:inherit}
[hidden]{display:none !important}

/* ---------------- 登入 ---------------- */
.login-wrap{
  position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  padding:20px;background:linear-gradient(160deg,#0b2540,#0b64c8 55%,#0aa3b8);z-index:300;
}
.login-card{
  width:min(380px,100%);background:#fff;border-radius:18px;padding:28px 26px 22px;
  box-shadow:0 30px 70px -20px rgba(0,0,0,.5);display:flex;flex-direction:column;gap:14px;
  animation:pop .22s ease-out;
}
.login-brand{display:flex;align-items:center;gap:12px}
.login-brand .logo{width:44px;height:44px}
.login-brand h1{font-size:19px}
.login-brand p{font-size:12.5px;color:var(--muted);margin-top:2px}
.login-sub{font-size:13px;color:var(--muted)}
.login-btn{width:100%;margin-top:4px;justify-content:center}
.login-error{
  font-size:12.5px;color:var(--danger-dark);background:var(--danger-soft);
  border:1px solid #f6cdc9;border-radius:8px;padding:8px 10px;
}
.login-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:4px}

/* ---------------- topbar ---------------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px max(16px,env(safe-area-inset-left)) 10px;
  background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:40;
}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.logo{width:38px;height:38px;flex:0 0 auto}
.brand-text h1{font-size:17px;line-height:1.25;display:flex;align-items:baseline;gap:6px;white-space:nowrap}
.brand-dot{font-style:normal;font-weight:400;color:#9aa8b8}
.brand-tag{font-size:12.5px;font-weight:500;color:var(--muted);letter-spacing:.2px}
.brand-text p{font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text p.is-alarm{color:var(--danger-dark);font-weight:600}
.top-status{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end;position:relative}
.lang-switch{display:inline-flex;background:var(--panel-2);border:1px solid var(--line);border-radius:8px;padding:2px;gap:2px}
.lang-switch button{
  border:0;background:transparent;color:var(--muted);font-size:11.5px;font-weight:600;
  line-height:1;padding:5px 8px;border-radius:6px;cursor:pointer;transition:background .15s,color .15s;
}
.lang-switch button.active{background:#fff;color:var(--brand);box-shadow:0 1px 2px rgba(16,32,47,.14)}

.user-chip{
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;
  padding:4px 8px 4px 4px;border-radius:999px;border:1px solid var(--line);
  background:var(--panel-2);transition:.15s;max-width:200px;
}
.user-chip:hover{background:#fff;border-color:#cfdae8}
.avatar{
  width:28px;height:28px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(135deg,#0b64c8,#0aa3b8);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
}
.avatar.sm{width:26px;height:26px;font-size:12px}
.user-meta{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.user-meta b{font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-meta small{font-size:10.5px;color:var(--muted)}
.caret{font-size:10px;color:var(--muted)}
.user-menu{
  position:absolute;right:0;top:calc(100% + 6px);min-width:150px;background:#fff;
  border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:5px;z-index:60;
}
.user-menu button{
  display:block;width:100%;text-align:left;border:0;background:none;cursor:pointer;
  padding:8px 10px;border-radius:7px;font-size:13px;color:var(--ink-2);
}
.user-menu button:hover{background:var(--panel-2)}

/* ---------------- tabs ---------------- */
.tabs{
  display:flex;gap:4px;padding:8px max(16px,env(safe-area-inset-left));
  background:#fff;border-bottom:1px solid var(--line);position:sticky;top:63px;z-index:39;
  overflow-x:auto;
}
.tab{
  border:0;background:transparent;color:var(--muted);
  padding:7px 14px;border-radius:9px;font-size:14px;cursor:pointer;white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;transition:.15s;
}
.tab:hover{background:var(--panel-2);color:var(--ink)}
.tab.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.tab-badge{
  background:var(--danger);color:#fff;font-size:11px;line-height:1;
  padding:3px 6px;border-radius:999px;font-variant-numeric:tabular-nums;
}

main{padding:16px max(16px,env(safe-area-inset-left)) 32px;max-width:1240px;margin:0 auto}
.view{display:flex;flex-direction:column;gap:16px}
.view[hidden]{display:none}

/* ---------------- panel ---------------- */
.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px;min-width:0;
}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.panel-head h2{font-size:15px}
.panel-sub{font-size:12px;color:var(--muted);margin-top:3px}
.link-btn{border:0;background:none;color:var(--brand);font-size:13px;cursor:pointer;padding:4px}
.view-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}
.view-head h2{font-size:18px}
.view-head .panel-sub{margin-top:4px}

/* ---------------- kpi ---------------- */
.kpi-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.kpi{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.kpi::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);opacity:.85}
.kpi.k-danger::after{background:var(--danger)}
.kpi.k-ok::after{background:var(--ok)}
.kpi.k-info::after{background:var(--cyan)}
.kpi-label{font-size:12px;color:var(--muted)}
.kpi-value{font-size:26px;font-weight:700;margin-top:4px;font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.kpi-value small{font-size:12px;font-weight:500;color:var(--muted);margin-left:3px}
.kpi-foot{font-size:12px;color:var(--muted);margin-top:4px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:5px 10px;border-radius:999px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--ink-2);white-space:nowrap;
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);display:inline-block}
.pill.warn{background:var(--warn-soft);border-color:#f3e2c0;color:#8a5b05}
.pill.warn .dot{background:var(--warn)}
.pill.bad{background:var(--danger-soft);border-color:#f6cdc9;color:var(--danger-dark)}
.pill.bad .dot{background:var(--danger);animation:blink 1.1s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------------- 設備卡 ---------------- */
.device-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.tile{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px 16px;display:flex;flex-direction:column;gap:12px;cursor:pointer;
  border-top:3px solid var(--ok);transition:.15s;box-shadow:var(--shadow);
}
.tile:hover{border-color:#cfdae8;transform:translateY(-1px)}
.tile.is-upper,.tile.is-lower{border-top-color:var(--danger)}
.tile.is-offline,.tile.is-off{border-top-color:#b9c4d1}
.tile.is-selected{box-shadow:0 0 0 2px rgba(11,100,200,.16),var(--shadow)}
.tile-head{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}
.tile-title{min-width:0}
.tile-title h3{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tile-loc{font-size:11.5px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge{font-size:11px;padding:3px 8px;border-radius:999px;background:var(--ok-soft);color:var(--ok);border:1px solid #c8ebd8;font-weight:600;white-space:nowrap}
.badge.upper,.badge.lower{background:var(--danger-soft);color:var(--danger-dark);border-color:#f6cdc9}
.badge.offline,.badge.off{background:var(--panel-2);color:var(--muted);border-color:var(--line)}
.tile-body{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:stretch}
.tile-main{display:flex;flex-direction:column;gap:7px;min-width:0}
.tile-value{display:flex;align-items:baseline;gap:5px}
.tile-value b{font-size:30px;font-variant-numeric:tabular-nums;letter-spacing:-.9px;line-height:1.05}
.tile-value span{font-size:12.5px;color:var(--muted);font-weight:500}
.tile-limits{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.tile-limits b{color:var(--ink);font-weight:650;font-variant-numeric:tabular-nums}
.tile-limits i{display:inline-block;width:7px;height:2px;border-radius:2px;margin-right:4px;vertical-align:middle}
.dot-up{background:var(--danger)}
.dot-low{background:var(--brand)}
.tile-foot{display:flex;gap:12px;flex-wrap:wrap;font-size:11.5px;color:var(--muted);margin-top:auto}
.tile-actions{display:flex;gap:8px;border-top:1px solid var(--line-2);padding-top:10px}
.tile-actions .btn{flex:1;padding:6px 10px;font-size:12.5px}

/* 水位柱 */
.levelbar{
  position:relative;width:34px;border-radius:9px;background:var(--panel-2);
  border:1px solid var(--line);overflow:hidden;min-height:86px;
}
.levelbar-fill{
  position:absolute;left:0;right:0;bottom:0;
  background:linear-gradient(180deg,#4fb0ea,#1b6fc4);transition:height .4s ease;
}
.levelbar-fill.is-alarm{background:linear-gradient(180deg,#ef7a6f,#c9382f)}
.lvl-mark{position:absolute;left:0;right:0;height:0;border-top:1.5px dashed var(--danger)}
.lvl-mark.low{border-top-color:var(--brand)}

/* ---------------- 報警列表 ---------------- */
.alarm-list{display:flex;flex-direction:column;gap:8px;max-height:320px;overflow:auto}
.alarm-item{
  display:flex;gap:10px;padding:10px 12px;border-radius:10px;
  background:var(--panel-2);border:1px solid var(--line-2);cursor:pointer;transition:.15s;
}
.alarm-item:hover{border-color:#d3ddea;background:#fff}
.alarm-item.is-active{background:var(--danger-soft);border-color:#f6cdc9}
.alarm-item.is-ack{background:var(--warn-soft);border-color:#f3e2c0}
.alarm-dot{width:8px;height:8px;border-radius:50%;background:var(--danger);margin-top:6px;flex:0 0 auto}
.alarm-item.is-ack .alarm-dot{background:var(--warn)}
.alarm-item-main{min-width:0;flex:1}
.alarm-item-title{font-size:13px;font-weight:600;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.alarm-item-title .tag{font-size:11px;font-weight:600;padding:1px 6px;border-radius:5px;background:#fff;border:1px solid var(--line);color:var(--muted)}
.alarm-item-sub{font-size:12px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.alarm-item-time{font-size:11px;color:var(--muted);margin-top:2px;font-variant-numeric:tabular-nums}
.empty{
  text-align:center;color:var(--muted);font-size:13px;padding:26px 10px;
  border:1px dashed var(--line);border-radius:10px;background:var(--panel-2);
}

/* ---------------- 圖表 ---------------- */
.chart-panel .chart-wrap{position:relative;height:260px}
.chart-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
#chart{width:100%;height:100%;display:block;touch-action:pan-y}
.chart-empty{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:13px;pointer-events:none;
}
.seg{display:inline-flex;background:var(--panel-2);border:1px solid var(--line);border-radius:9px;padding:2px;gap:2px;flex:0 0 auto}
.seg button{
  border:0;background:transparent;color:var(--muted);font-size:12.5px;
  padding:5px 11px;border-radius:7px;cursor:pointer;white-space:nowrap;
}
.seg button.active{background:#fff;color:var(--brand-dark);font-weight:600;box-shadow:0 1px 2px rgba(16,32,47,.08)}
.select{
  appearance:none;border:1px solid var(--line);background:var(--panel-2) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4.5L6 8.5L10 4.5' stroke='%236b7d92' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>") no-repeat right 10px center;
  padding:7px 28px 7px 11px;border-radius:9px;font-size:13px;color:var(--ink);cursor:pointer;max-width:220px;
}

/* ---------------- 按鈕 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  padding:8px 14px;border-radius:9px;font-size:13px;cursor:pointer;transition:.15s;white-space:nowrap;
}
.btn:hover{background:var(--panel-2);border-color:#cfdae8}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.btn.primary:hover{background:var(--brand-dark)}
.btn.ghost{background:#fff}
.btn.danger{color:var(--danger);border-color:#f0c7c3}
.btn.danger.ghost:hover{background:var(--danger-soft)}
.btn.big{padding:11px 22px;font-size:14px}
.btn:disabled{opacity:.55;cursor:not-allowed}
.icon-btn{border:0;background:transparent;color:var(--muted);font-size:16px;cursor:pointer;padding:4px 8px;border-radius:6px}
.icon-btn:hover{background:var(--panel-2)}

/* ---------------- 報警表 ---------------- */
.alarm-table{display:flex;flex-direction:column}
.alarm-row{
  display:grid;grid-template-columns:96px 1fr 130px 140px 150px 120px;
  gap:10px;align-items:center;padding:11px 6px;border-bottom:1px solid var(--line-2);font-size:13px;
}
.alarm-row:last-child{border-bottom:0}
.alarm-row.head{font-size:12px;color:var(--muted);font-weight:600;padding-bottom:8px;border-bottom:1px solid var(--line)}
.alarm-row .lvl{font-size:12px;font-weight:600;padding:3px 8px;border-radius:6px;text-align:center;background:var(--danger-soft);color:var(--danger-dark)}
.alarm-row .lvl.lower{background:#e9f1fc;color:var(--brand-dark)}
.alarm-row .lvl.resolved{background:var(--ok-soft);color:var(--ok)}
.alarm-row .num{font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:12.5px}
.alarm-row .st{font-size:12px;color:var(--muted)}
.cell-k{display:none}
.alarm-row .acts{display:flex;gap:6px;justify-content:flex-end}
.alarm-row .acts .btn{padding:4px 9px;font-size:12px}
.notify-list{display:flex;flex-direction:column;gap:1px;font-size:12.5px}
.notify-row{display:grid;grid-template-columns:150px 90px 1fr 100px;gap:10px;padding:8px 6px;border-bottom:1px solid var(--line-2);align-items:center}
.notify-row .num{font-family:var(--mono);font-size:12px;color:var(--muted)}
.tag-ok{color:var(--ok);font-weight:600}
.tag-skip{color:var(--warn);font-weight:600}
.tag-fail{color:var(--danger);font-weight:600}

/* ---------------- 報表 ---------------- */
.report-controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:space-between}
.date-range{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted)}
.date-range input{
  border:1px solid var(--line);border-radius:8px;padding:6px 9px;font-size:12.5px;
  background:#fff;color:var(--ink);font-family:inherit;
}
.rep-tiles{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.rep-tile{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:13px 15px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.rep-tile::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);opacity:.8}
.rep-tile.is-max::after{background:var(--danger)}
.rep-tile.is-min::after{background:var(--cyan)}
.rep-tile.is-alarm::after{background:var(--danger)}
.rep-tile.is-warn::after{background:var(--warn)}
.rep-tile-label{font-size:11.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rep-tile-value{font-size:21px;font-weight:700;margin-top:4px;font-variant-numeric:tabular-nums;letter-spacing:-.4px}
.rep-tile-value small{font-size:11.5px;font-weight:500;color:var(--muted);margin-left:3px}
.rep-row{
  display:grid;grid-template-columns:120px 90px repeat(3,1fr) 90px 120px;
  gap:10px;align-items:center;padding:9px 6px;border-bottom:1px solid var(--line-2);font-size:13px;
}
.rep-row:last-child{border-bottom:0}
.rep-row.head{font-size:12px;color:var(--muted);font-weight:600;padding-bottom:8px;border-bottom:1px solid var(--line)}
.rep-row .num{font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:12.5px}
.rep-row .num.is-alarm{color:var(--danger-dark);font-weight:700}
.rep-row.is-device{grid-template-columns:minmax(150px,1.5fr) repeat(3,1fr) 90px 90px 120px}
.print-head{display:none}

/* ---------------- 設置 ---------------- */
.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:16px;align-items:start}
.form{display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field>span{font-size:12.5px;color:var(--ink-2);font-weight:600}
.field small{font-size:11.5px;color:var(--muted)}
.field input[type=text],.field input[type=number],.field input[type=password]{
  border:1px solid var(--line);border-radius:9px;padding:9px 11px;font-size:13.5px;
  background:#fff;color:var(--ink);width:100%;transition:.15s;font-family:inherit;
}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,100,200,.1)}
.field input:disabled{background:var(--panel-2);color:var(--muted)}
.field.checkbox{flex-direction:row;align-items:center;gap:8px;font-size:13px}
.field.checkbox input{width:16px;height:16px;accent-color:var(--brand)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.hint{font-size:12px;color:var(--muted)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:9px 14px;margin:0;font-size:13px}
.kv dt{color:var(--muted);font-size:12.5px}
.kv dd{margin:0;font-weight:600;word-break:break-all}
.kv dd.mono{font-family:var(--mono);font-size:12px;font-weight:500}
.sys-details summary{
  cursor:pointer;font-size:14px;font-weight:650;color:var(--ink-2);padding:2px 0;
}
.sys-details[open] summary{margin-bottom:14px}
.sys-details summary::marker{color:var(--muted)}

.user-list{display:flex;flex-direction:column;gap:2px}
.user-row{display:flex;align-items:center;gap:10px;padding:9px 4px;border-bottom:1px solid var(--line-2)}
.user-row:last-child{border-bottom:0}
.user-row-main{flex:1;min-width:0;font-size:13px}
.user-row-main small{display:block;font-size:11px;color:var(--muted);margin-top:2px}
.uname{font-size:11.5px;color:var(--muted);font-family:var(--mono)}
.role-tag{font-size:10.5px;font-weight:600;padding:1px 6px;border-radius:5px;border:1px solid var(--line);color:var(--muted);margin-left:4px}
.role-tag.admin{background:var(--brand-soft);border-color:#cfe1f8;color:var(--brand-dark)}
.role-tag.guard{background:var(--panel-2);color:var(--ink-2)}
.role-tag.me{background:var(--ok-soft);border-color:#c8ebd8;color:var(--ok)}
.role-tag.off{background:var(--danger-soft);border-color:#f6cdc9;color:var(--danger-dark)}

/* ---------------- overlay / modal ---------------- */
.overlay{
  position:fixed;inset:0;background:rgba(12,24,38,.55);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;padding:20px;z-index:100;
  animation:fade .18s ease-out;
}
.overlay[hidden]{display:none}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes pop{from{transform:scale(.94);opacity:0}to{transform:scale(1);opacity:1}}

.alarm-modal{
  width:min(460px,100%);background:#fff;border-radius:18px;overflow:hidden;
  box-shadow:0 30px 80px -20px rgba(0,0,0,.5);animation:pop .22s cubic-bezier(.2,.9,.3,1.2);
  position:relative;
}
.alarm-stripe{
  height:6px;background:linear-gradient(90deg,#d93a3a,#f0703c,#d93a3a);
  background-size:200% 100%;animation:slide 1.6s linear infinite;
}
@keyframes slide{from{background-position:0 0}to{background-position:200% 0}}
.alarm-modal-body{padding:20px 24px 22px}
.alarm-kicker{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--danger);font-weight:700;letter-spacing:1px}
.alarm-kicker .blink{width:8px;height:8px;border-radius:50%;background:var(--danger);animation:blink 1s infinite}
.alarm-kicker span:last-child{color:var(--muted);font-weight:500;letter-spacing:0;margin-left:auto}
.alarm-title{font-size:20px;margin-top:10px}
.alarm-reading{display:flex;align-items:baseline;gap:6px;margin-top:6px}
.alarm-reading span{font-size:46px;font-weight:750;color:var(--danger);letter-spacing:-2px;line-height:1.05;font-variant-numeric:tabular-nums}
.alarm-reading small{font-size:15px;color:var(--muted);font-weight:600}
.alarm-desc{font-size:13.5px;color:var(--ink-2);margin-top:8px;line-height:1.6}
.alarm-meta{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;margin:16px 0 0}
.alarm-meta dt{font-size:11px;color:var(--muted)}
.alarm-meta dd{margin:1px 0 0;font-size:13px;font-weight:600}
.alarm-actions{display:flex;gap:10px;margin-top:20px}
.alarm-actions .btn{flex:1}
.alarm-foot{font-size:11.5px;color:var(--muted);margin-top:12px;text-align:center}

.modal{
  width:min(520px,100%);background:#fff;border-radius:16px;overflow:hidden;
  box-shadow:0 30px 80px -20px rgba(0,0,0,.45);animation:pop .2s ease-out;
  max-height:90vh;display:flex;flex-direction:column;
}
.modal.narrow{width:min(410px,100%)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{font-size:16px}
.modal .form{padding:18px 20px;overflow:auto}
.modal-foot{display:flex;align-items:center;gap:8px;padding:14px 20px;border-top:1px solid var(--line);background:var(--panel-2)}
.modal-foot .spacer{flex:1}

/* ---------------- toast ---------------- */
.toast-wrap{position:fixed;left:50%;transform:translateX(-50%);bottom:24px;display:flex;flex-direction:column;gap:8px;z-index:200;align-items:center}
.toast{
  background:rgba(15,31,46,.94);color:#fff;font-size:13px;padding:10px 18px;border-radius:999px;
  box-shadow:0 10px 30px -10px rgba(0,0,0,.5);animation:toastIn .2s ease-out;max-width:92vw;text-align:center;
}
.toast.ok{background:rgba(10,143,76,.96)}
.toast.err{background:rgba(185,35,35,.96)}
.toast.warn{background:rgba(178,108,26,.96)}
@keyframes toastIn{from{transform:translateY(8px);opacity:0}to{transform:translateY(0);opacity:1}}

/* ---------------- responsive ---------------- */
@media (max-width:1080px){
  .kpi-row{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rep-tiles{grid-template-columns:repeat(3,minmax(0,1fr))}
  .alarm-row{grid-template-columns:70px 1fr 110px 120px;row-gap:4px}
  .alarm-row .st,.alarm-row .acts{grid-column:span 2}
  .rep-row{grid-template-columns:100px 70px repeat(3,1fr);row-gap:4px}
  .rep-row>div:nth-child(6),.rep-row>div:nth-child(7){grid-column:span 1}
}
@media (max-width:720px){
  .topbar{padding:10px 14px;flex-wrap:wrap;gap:8px}
  .brand-text h1{font-size:15px}
  .brand-tag{display:none}
  .brand-dot{display:none}
  .brand-text p{font-size:11px;max-width:70vw}
  .top-status{gap:6px}
  .lang-switch button{padding:4px 7px;font-size:11px}
  .sound-btn span{display:none}
  .user-meta{display:none}
  .user-chip{padding:3px}
  .tabs{position:static;padding:6px 10px}
  main{padding:12px 12px 28px}
  .kpi-row{grid-template-columns:1fr 1fr;gap:8px}
  .kpi-row .kpi:last-child{grid-column:1/-1}
  .kpi{padding:11px 12px}
  .kpi-value{font-size:22px}
  .device-grid{grid-template-columns:1fr}
  .chart-panel .chart-wrap{height:220px}
  .chart-tools{width:100%}
  .select{max-width:100%;flex:1}
  .grid-2{grid-template-columns:1fr}
  .alarm-row{grid-template-columns:64px 1fr;gap:6px;font-size:12.5px}
  .alarm-row .num,.alarm-row .st{font-size:12px}
  .cell-k{display:inline;color:#95a3b4;font-size:11px;margin-right:5px}
  .alarm-row>div:nth-child(3),.alarm-row>div:nth-child(4),.alarm-row>div:nth-child(5),.alarm-row>div:nth-child(6){grid-column:1/-1}
  .alarm-row .acts{grid-column:1/-1;justify-content:flex-start}
  .alarm-row.head{display:none}
  .rep-tiles{grid-template-columns:1fr 1fr;gap:8px}
  .rep-tile{padding:11px 12px}
  .rep-tile-value{font-size:18px}
  .rep-row{grid-template-columns:1fr 1fr;gap:4px 8px;padding:10px 6px;border-bottom:1px solid var(--line)}
  .rep-row.head{display:none}
  .rep-row>div:first-child{grid-column:1/-1;font-weight:700;color:var(--ink-2)}
  .rep-row .num{font-size:12px}
  .cell-k{display:inline;color:#95a3b4;font-size:11px;margin-right:4px}
  .alarm-meta{grid-template-columns:1fr}
  .toast-wrap{bottom:16px}
  .notify-row{grid-template-columns:1fr 1fr;row-gap:2px}
  .report-controls{gap:10px}
  .user-row .btn{padding:5px 9px;font-size:12px}
}

/* ---------------- 列印 ---------------- */
@media print{
  body{background:#fff}
  .topbar,.tabs,.no-print,.toast-wrap,.user-menu{display:none !important}
  main{padding:0;max-width:none}
  .view{display:none !important}
  #view-reports{display:flex !important;gap:10px}
  .panel{box-shadow:none;border-color:#ddd;break-inside:avoid}
  .print-head{display:block;margin-bottom:6px}
  .print-head h2{font-size:20px}
  .print-head p{font-size:12px;color:#555}
  .rep-tiles{grid-template-columns:repeat(6,1fr);gap:6px}
  .rep-tile{box-shadow:none;border-color:#ddd}
  .rep-row{font-size:11px;padding:5px 4px}
  .cell-k{display:none !important}
  .rep-row{grid-template-columns:80px 1fr 1fr 1fr 1fr 1fr 1fr}
}