/* ========== SHZK 智能配电箱监控 · 工业机柜风 ========== */
:root{
  --bg:#0d1014;
  --bg2:#11151b;
  --panel:#151a21;
  --panel2:#1a2029;
  --line:#252d38;
  --line2:#313b49;
  --txt:#e6ebf2;
  --txt2:#8b97a7;
  --txt3:#5d6878;
  --cyan:#19c2c8;
  --amber:#ffab19;
  --ok:#34d17a;
  --crit:#ff453a;
  --warn:#ffb020;
  --info:#4a9eff;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --mono:'IBM Plex Mono',monospace;
  --sans:'IBM Plex Sans',sans-serif;
  --cond:'Barlow Condensed',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:var(--sans);
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px),
    radial-gradient(1200px 500px at 70% -10%,rgba(25,194,200,.06),transparent 60%);
  background-size:38px 38px,38px 38px,100% 100%;
  overflow-x:hidden;
}
.hidden{display:none!important}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;position:relative}
.login-wrap::before{content:"";position:fixed;inset:0;background:
  repeating-linear-gradient(0deg,transparent 0 3px,rgba(255,255,255,.012) 3px 4px);pointer-events:none}
.login-panel{width:100%;max-width:380px;background:linear-gradient(180deg,var(--panel),var(--bg2));
  border:1px solid var(--line2);border-radius:14px;padding:38px 32px 30px;box-shadow:var(--shadow);
  position:relative;overflow:hidden}
.login-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent)}
.brand-mark{color:var(--cyan);filter:drop-shadow(0 0 12px rgba(25,194,200,.45));margin-bottom:14px}
.login-panel h1{font-family:var(--cond);font-weight:700;font-size:30px;letter-spacing:1px;line-height:1.15}
.login-panel h1 span{display:block;font-size:17px;color:var(--txt2);letter-spacing:4px;margin-top:4px;font-weight:500}
.login-sub{font-family:var(--mono);font-size:10px;color:var(--txt3);letter-spacing:2px;margin:10px 0 26px}
.field{display:block;margin-bottom:16px}
.field span{display:block;font-size:12px;color:var(--txt2);margin-bottom:6px;letter-spacing:2px}
.field input{width:100%;background:#0e1218;border:1px solid var(--line2);border-radius:8px;
  padding:13px 14px;color:var(--txt);font-size:15px;font-family:var(--sans);outline:none;transition:.15s}
.field input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(25,194,200,.12)}
.btn-primary{width:100%;background:var(--cyan);color:#062325;border:none;border-radius:8px;
  padding:14px;font-size:16px;font-weight:700;letter-spacing:6px;cursor:pointer;transition:.15s;
  font-family:var(--sans)}
.btn-primary:hover{background:#27d6dc;box-shadow:0 6px 20px rgba(25,194,200,.3)}
.btn-primary:active{transform:translateY(1px)}
.login-err{color:var(--crit);font-size:13px;margin-top:12px;min-height:18px}
.login-foot{margin-top:30px;font-size:11px;color:var(--txt3);letter-spacing:1px}

/* ---------- 顶栏 ---------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 20px;background:linear-gradient(180deg,#141920,#10141a);
  border-bottom:1px solid var(--line2);position:sticky;top:0;z-index:40}
.tb-left{display:flex;align-items:center;gap:10px}
.tb-bolt{color:var(--cyan);filter:drop-shadow(0 0 8px rgba(25,194,200,.5))}
.tb-title{font-family:var(--cond);font-weight:700;font-size:22px;letter-spacing:2px;line-height:1}
.tb-title span{display:block;font-family:var(--sans);font-size:10px;color:var(--txt3);letter-spacing:3px;font-weight:400;margin-top:2px}
.tb-mid{display:flex;align-items:baseline;gap:14px}
.tb-dev{font-weight:600;font-size:16px}
.tb-online{font-size:12px;color:var(--txt2);display:flex;align-items:center;gap:6px;font-family:var(--mono)}
.tb-online i{width:8px;height:8px;border-radius:50%;background:var(--txt3);display:inline-block}
.tb-online.online{color:var(--ok)}.tb-online.online i{background:var(--ok);box-shadow:0 0 8px var(--ok);animation:pulse 2s infinite}
.tb-online.offline{color:var(--crit)}.tb-online.offline i{background:var(--crit);box-shadow:0 0 8px var(--crit)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.tb-right{display:flex;align-items:center;gap:14px}
.clock{font-family:var(--mono);font-size:15px;color:var(--txt2);letter-spacing:1px}
.bell{background:none;border:none;color:var(--txt2);cursor:pointer;position:relative;padding:4px}
.bell:hover{color:var(--txt)}
.bell-dot{position:absolute;top:-2px;right:-4px;background:var(--crit);color:#fff;font-size:10px;
  min-width:17px;height:17px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-weight:600;padding:0 4px;animation:pulse 1s infinite}
.logout-btn{background:none;border:1px solid var(--line2);color:var(--txt2);border-radius:6px;
  padding:6px 12px;font-size:12px;cursor:pointer}
.logout-btn:hover{border-color:var(--crit);color:var(--crit)}

/* ---------- 告警横幅 ---------- */
.alarm-banner{margin:0;padding:12px 20px;background:linear-gradient(90deg,rgba(255,69,58,.18),rgba(255,69,58,.05));
  border-bottom:1px solid rgba(255,69,58,.4);color:#ff8a83;font-weight:600;font-size:14px;
  display:flex;align-items:center;gap:10px;animation:blinkbg 1.2s infinite}
.alarm-banner.warn{background:linear-gradient(90deg,rgba(255,176,32,.16),rgba(255,176,32,.04));
  border-color:rgba(255,176,32,.4);color:#ffce6e;animation:none}
@keyframes blinkbg{50%{background:linear-gradient(90deg,rgba(255,69,58,.3),rgba(255,69,58,.08))}}

/* ---------- 网格布局 ---------- */
.grid{display:grid;gap:14px;padding:16px 20px 30px;max-width:1500px;margin:0 auto;
  grid-template-columns:repeat(12,1fr)}
.card{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);
  border-radius:12px;padding:16px 18px;position:relative}
.card::before{content:"";position:absolute;top:-1px;left:18px;width:34px;height:2px;background:var(--cyan);opacity:.55;border-radius:2px}
.card>header{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.card h2{font-family:var(--cond);font-size:19px;letter-spacing:2px;font-weight:600}
.card-tag{margin-left:auto;font-family:var(--mono);font-size:10px;color:var(--txt3);
  border:1px solid var(--line2);padding:3px 8px;border-radius:20px;letter-spacing:1px}
.danger-tag{color:#ff8a83;border-color:rgba(255,69,58,.35)}
.card-meter{grid-column:span 5}
.card-jdq{grid-column:span 7}
.card-temp{grid-column:span 5}
.card-io{grid-column:span 7}
.card-chart{grid-column:span 12}

/* ---------- 三相 ---------- */
.phases{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.phase{background:#0f141a;border:1px solid var(--line);border-radius:10px;padding:14px 12px;position:relative;overflow:hidden}
.phase b{position:absolute;top:8px;right:12px;font-family:var(--cond);font-size:30px;color:#1d2733;
  font-weight:700;line-height:1}
.phase.alarm b{color:rgba(255,69,58,.25)}
.ph-v,.ph-i{display:flex;align-items:baseline;gap:4px}
.ph-i{margin-top:6px}
.ph-v .num{font-size:27px;font-weight:500;color:var(--cyan)}
.ph-i .num{font-size:18px;color:var(--txt)}
.phase i{font-style:normal;font-size:11px;color:var(--txt3);font-family:var(--mono)}
.phase.alarm .ph-v .num{color:var(--crit)}
.meter-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.metric{background:#0f141a;border:1px solid var(--line);border-radius:10px;padding:11px 13px}
.metric span{font-size:11px;color:var(--txt2);letter-spacing:1px}
.metric div{margin-top:5px;display:flex;align-items:baseline;gap:5px}
.metric em{font-family:var(--mono);font-size:21px;font-style:normal;font-weight:500}
.metric i{font-style:normal;font-size:10px;color:var(--txt3)}
#metric-leak.warn em{color:var(--warn)}#metric-leak.crit em{color:var(--crit)}

/* ---------- 继电器 ---------- */
.jdq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.jdq{background:#0f141a;border:1px solid var(--line);border-radius:10px;padding:14px;cursor:pointer;
  transition:.15s;position:relative;overflow:hidden;display:flex;align-items:center;gap:12px}
.jdq:hover{border-color:var(--line2)}
.jdq .jdq-no{font-family:var(--cond);font-size:26px;color:var(--txt3);font-weight:600;width:34px}
.jdq .jdq-info{flex:1}
.jdq .jdq-state{font-family:var(--mono);font-size:13px;letter-spacing:1px}
.jdq .jdq-state.off{color:var(--txt3)}.jdq .jdq-state.on{color:var(--ok)}
.jdq .jdq-sub{font-size:10px;color:var(--txt3);margin-top:2px}
/* 断路器手柄 */
.jdq .lever{width:46px;height:26px;border-radius:5px;background:#0a0e13;border:1px solid var(--line2);
  position:relative;flex-shrink:0}
.jdq .lever::after{content:"";position:absolute;left:3px;top:3px;width:20px;height:20px;border-radius:3px;
  background:#3a4452;transition:all .18s cubic-bezier(.5,1.6,.5,1)}
.jdq.on{border-color:rgba(52,209,122,.35);background:linear-gradient(180deg,rgba(52,209,122,.07),#0f141a)}
.jdq.on .lever::after{left:23px;background:var(--ok);box-shadow:0 0 10px rgba(52,209,122,.5)}
.jdq.busy .lever::after{opacity:.4}
.jdq:active{transform:scale(.98)}

/* ---------- 温度 ---------- */
.temp-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}
.tcell{background:#0f141a;border:1px solid var(--line);border-radius:8px;padding:9px 6px;text-align:center}
.tcell .tno{font-size:10px;color:var(--txt3);font-family:var(--mono)}
.tcell .tv{font-family:var(--mono);font-size:15px;margin-top:3px;font-weight:500}
.tcell.warn{border-color:rgba(255,176,32,.4)}.tcell.warn .tv{color:var(--warn)}
.tcell.crit{border-color:rgba(255,69,58,.5);background:rgba(255,69,58,.08)}.tcell.crit .tv{color:var(--crit)}

/* ---------- 安防灯阵 ---------- */
.io-col{padding:9px 0;border-bottom:1px dashed var(--line)}
.io-col:last-child{border-bottom:none}
.io-title{font-size:12px;color:var(--txt2);margin-bottom:9px;display:flex;align-items:center;gap:7px;letter-spacing:1px}
.lamp-row{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.ldev{display:flex;flex-direction:column;align-items:center;gap:5px}
.lamp{width:16px;height:16px;border-radius:50%;background:#222b36;border:1px solid #2e3847;position:relative}
.ldev span.lbl{font-family:var(--mono);font-size:10px;color:var(--txt3)}
.lamp.on-crit{background:var(--crit);border-color:#ff7a72;box-shadow:0 0 10px rgba(255,69,58,.7);animation:pulse 1s infinite}
.lamp.on-info{background:var(--info);border-color:#7bbdff;box-shadow:0 0 8px rgba(74,158,255,.6)}
.lamp-crit{background:var(--crit);box-shadow:0 0 8px rgba(255,69,58,.6)}.lamp-info{background:var(--info)}
.lamp-ok{background:var(--ok);box-shadow:0 0 8px rgba(52,209,122,.6)}
.gps-col a{color:var(--cyan);font-size:13px;text-decoration:none;margin-left:22px}
.gps-col a:hover{text-decoration:underline}

/* ---------- 曲线 ---------- */
.card-chart header{flex-wrap:wrap}
.seg{display:flex;background:#0f141a;border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-left:auto}
.seg button{background:none;border:none;color:var(--txt2);padding:7px 13px;font-size:12px;cursor:pointer;font-family:var(--sans)}
.seg button.active{background:var(--cyan);color:#062325;font-weight:600}
#chart-hours{background:#0f141a;border:1px solid var(--line);color:var(--txt2);border-radius:8px;
  padding:7px 9px;font-size:12px;outline:none}
#chart{width:100%;display:block}
.chart-empty{text-align:center;color:var(--txt3);font-size:13px;padding:40px 0}

/* ---------- 底部 ---------- */
.footbar{display:flex;justify-content:space-between;padding:0 20px 22px;max-width:1500px;margin:0 auto;
  color:var(--txt3);font-size:11px;font-family:var(--mono)}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(5,8,12,.72);backdrop-filter:blur(3px);
  z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line2);
  border-radius:14px;padding:28px 26px;max-width:360px;width:100%;text-align:center;box-shadow:var(--shadow);
  animation:pop .18s ease-out}
@keyframes pop{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.modal-icon{font-size:40px;margin-bottom:8px}
.modal h3{font-family:var(--cond);font-size:23px;letter-spacing:2px;margin-bottom:10px}
.modal p{color:var(--txt2);font-size:14px;line-height:1.7;margin-bottom:22px}
.modal p b{color:var(--amber);font-family:var(--mono)}
.modal-btns{display:flex;gap:10px}
.modal-btns button{flex:1;padding:12px;border-radius:8px;font-size:15px;cursor:pointer;border:none;font-weight:600}
.btn-ghost{background:#0f141a;border:1px solid var(--line2)!important;color:var(--txt2)}
.btn-ghost:hover{border-color:var(--txt3)!important}
#modal-ok{background:var(--amber);color:#2a1a00}
#modal-ok.danger{background:var(--crit);color:#fff}

/* ---------- 告警抽屉 ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,92vw);background:var(--bg2);
  border-left:1px solid var(--line2);z-index:90;transform:translateX(100%);transition:transform .25s;
  display:flex;flex-direction:column;box-shadow:var(--shadow)}
.drawer.open{transform:translateX(0)}
.dr-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line2)}
.dr-head h3{font-family:var(--cond);font-size:21px;letter-spacing:2px}
#dr-close{background:none;border:none;color:var(--txt2);font-size:26px;cursor:pointer;line-height:1}
.dr-list{flex:1;overflow-y:auto;padding:12px 14px}
.alarm-item{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--info);
  border-radius:8px;padding:12px 14px;margin-bottom:9px}
.alarm-item.critical{border-left-color:var(--crit)}
.alarm-item.warning{border-left-color:var(--warn)}
.alarm-item.info{border-left-color:var(--info)}
.alarm-item.recovered{opacity:.55}
.ai-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.ai-msg{font-size:14px;font-weight:500}
.ai-lv{font-family:var(--mono);font-size:9px;letter-spacing:1px;padding:2px 7px;border-radius:10px;white-space:nowrap}
.ai-lv.critical{background:rgba(255,69,58,.15);color:#ff8a83}
.ai-lv.warning{background:rgba(255,176,32,.15);color:#ffce6e}
.ai-lv.info{background:rgba(74,158,255,.15);color:#8bc1ff}
.ai-time{font-family:var(--mono);font-size:11px;color:var(--txt3);margin-top:6px}
.ai-actions{margin-top:8px;display:flex;gap:8px;align-items:center}
.ai-actions button{background:none;border:1px solid var(--line2);color:var(--txt2);border-radius:6px;
  font-size:11px;padding:4px 10px;cursor:pointer}
.ai-actions button:hover{border-color:var(--cyan);color:var(--cyan)}
.ai-tag{font-size:10px;font-family:var(--mono);color:var(--txt3)}
.dr-empty{text-align:center;color:var(--txt3);font-size:13px;padding:50px 0}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .card-meter,.card-jdq,.card-temp,.card-io{grid-column:span 12}
  .card-chart{grid-column:span 12}
}
@media (max-width:560px){
  .grid{padding:12px;gap:10px}
  .topbar{padding:10px 12px;flex-wrap:wrap}
  .tb-mid{order:3;width:100%;justify-content:flex-start}
  .tb-title span{display:none}
  .clock{font-size:13px}
  .phases{grid-template-columns:1fr 1fr 1fr;gap:6px}
  .phase{padding:10px 8px}.ph-v .num{font-size:20px}.ph-i .num{font-size:14px}
  .phase b{font-size:22px}
  .meter-row{grid-template-columns:1fr;gap:6px}
  .jdq-grid{grid-template-columns:1fr 1fr}
  .temp-grid{grid-template-columns:repeat(4,1fr)}
  .seg{width:100%;margin-left:0}
  .seg button{flex:1;padding:7px 6px}
  .footbar{flex-direction:column;gap:4px;padding:0 14px 20px}
}