:root{
  --bg:#0b1320;--bg2:#0f1a2a;--panel:#131f30;--panel2:#18273b;--line:#22344b;--line2:#2c4260;
  --tx:#e8eef6;--tx2:#a8b8cb;--tx3:#71849a;--teal:#5fd4d6;--ok:#3ddc97;--warn:#f4a35c;--bad:#ff6b5f;
  --gold:#e8b84f;--gold2:#fcd98b;--purple:#7c4ddb;--r:12px;
  --font:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",system-ui,sans-serif;--num:Bahnschrift,"DIN Alternate","Roboto Mono",Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--tx);font:14px/1.6 var(--font);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
.top{position:sticky;top:0;z-index:30;height:58px;display:flex;align-items:center;gap:18px;padding:0 20px;background:rgba(11,19,32,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;white-space:nowrap}
.brand img{width:34px;height:34px}
.brand small{display:block;font-size:11px;font-weight:400;color:var(--tx3);letter-spacing:.08em;margin-top:-3px}
.crumbs{flex:1;display:flex;gap:8px;align-items:center;color:var(--tx3);min-width:0;white-space:nowrap;overflow:hidden}
.crumbs b{color:var(--tx);font-weight:600;overflow:hidden;text-overflow:ellipsis}
.crumbs a:hover{color:var(--tx)}
.top-act{display:flex;gap:8px;align-items:center}
.ghost{background:transparent;border:1px solid var(--line2);border-radius:8px;padding:6px 12px;color:var(--tx2);font-size:13px}
.ghost:hover{color:var(--tx);border-color:var(--teal)}
.modes{display:flex;background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:3px}
.modes button{background:none;border:0;padding:5px 14px;border-radius:6px;color:var(--tx2);font-size:13px}
.modes button.on{background:var(--gold);color:#1a1205;font-weight:700}

/* —— 首页 —— */
.hero{padding:64px 6vw 30px;background:radial-gradient(1200px 500px at 85% -10%,rgba(124,77,219,.25),transparent 60%),radial-gradient(900px 400px at 0% 0%,rgba(95,212,214,.12),transparent 60%)}
.hero-txt{max-width:900px}
.eyebrow{color:var(--gold2);letter-spacing:.18em;font-size:12px}
.hero h1{font-size:clamp(28px,4vw,46px);line-height:1.25;margin:14px 0 16px;letter-spacing:.01em}
.hero p{color:var(--tx2);font-size:16px;max-width:760px}
.hero-flow{display:flex;align-items:center;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-flow span{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 16px;color:var(--tx2)}
.hero-flow b{display:block;color:var(--tx);font-size:16px}
.hero-flow i{width:28px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:20px 6vw}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-3px);border-color:var(--line2)}
.card-art{position:relative;height:190px;background:#0d1724;overflow:hidden}
.art{position:absolute;inset:0;background-size:cover;background-position:center}
.art-fire{background-image:url(./img/fire.webp),linear-gradient(135deg,#3a1f1a,#101b28)}
.art-electric{background-image:url(./img/electric.webp),linear-gradient(135deg,#1c2b3d,#0f1a28)}
.art-gas{background-image:url(./img/gas.webp),linear-gradient(135deg,#3b3216,#101b28)}
.card-art::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,var(--panel))}
.num{position:absolute;z-index:2;left:18px;top:14px;font:700 34px var(--num);color:rgba(255,255,255,.85);text-shadow:0 2px 12px rgba(0,0,0,.5)}
.card-body{padding:4px 22px 22px;display:flex;flex-direction:column;flex:1}
.tag{color:var(--teal);font-size:12px;letter-spacing:.06em}
.card h2{margin:6px 0 8px;font-size:21px}
.card p{color:var(--tx2);margin:0 0 12px}
.card ul{margin:0 0 12px;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.card li{font-size:12px;background:rgba(95,212,214,.08);border:1px solid rgba(95,212,214,.25);color:#bfeff0;border-radius:20px;padding:2px 10px}
.std{font-size:12px;color:var(--tx3);margin-bottom:16px;margin-top:auto}
.card-act{display:flex;gap:8px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;border-radius:9px;border:1px solid var(--line2);background:var(--panel2);color:var(--tx);font-size:14px}
.btn:hover{border-color:var(--teal)}
.btn.primary{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#211604;border:0;font-weight:700}
.btn.link{border:0;background:none;color:var(--gold2)}
.more{margin:16px 6vw 30px;padding:22px 26px;border:1px dashed var(--line2);border-radius:14px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.more h3{margin:0 0 4px}.more p{margin:0;color:var(--tx2)}
.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:20px 6vw 40px;color:var(--tx3);font-size:12px;border-top:1px solid var(--line)}

/* —— 实训工作台 —— */
body.in-train{overflow:hidden}
.trainer{height:calc(100vh - 58px);height:calc(100dvh - 58px)}
.tr-shell{height:100%;display:grid;grid-template-columns:1fr 380px;grid-template-rows:minmax(0,1fr) 210px;gap:10px;padding:10px}
.tr-stage-wrap{position:relative;border-radius:var(--r);overflow:hidden;background:#0e1621;border:1px solid var(--line);min-height:0}
.tr-stage{position:absolute;inset:0}
.stage-canvas{width:100%!important;height:100%!important;display:block;cursor:grab;touch-action:none}
.stage-labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.hotspot{position:absolute;left:0;top:0;pointer-events:auto;border:1px solid rgba(255,255,255,.25);background:rgba(10,20,32,.82);color:#e6f3ff;font-size:12px;padding:3px 9px;border-radius:14px;white-space:nowrap;backdrop-filter:blur(4px)}
.hotspot::after{content:"";position:absolute;left:50%;bottom:-6px;width:1px;height:6px;background:rgba(255,255,255,.4)}
.hotspot.floor{background:rgba(232,184,79,.9);color:#1d1404;font-weight:700;border-color:transparent}
.hotspot.floor::after{display:none}
.hotspot.fb{background:rgba(20,110,80,.92);border-color:#5ff0b0}
.hotspot.alarm{background:rgba(190,30,25,.92);border-color:#ff8b80;animation:hs 1s infinite}
@keyframes hs{50%{box-shadow:0 0 0 6px rgba(255,80,60,.25)}}
.tr-views{position:absolute;right:12px;bottom:12px;display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end;max-width:70%}
.tr-views button{background:rgba(12,20,32,.82);border:1px solid var(--line2);border-radius:8px;padding:5px 10px;font-size:12px;color:var(--tx2);backdrop-filter:blur(6px)}
.tr-views button.on{color:#1a1205;background:var(--gold2);border-color:var(--gold2)}
.tr-stage-tip{position:absolute;left:12px;bottom:12px;font-size:11px;color:rgba(200,215,230,.55)}
.tr-alarm{position:absolute;left:50%;top:12px;transform:translateX(-50%);display:flex;align-items:center;gap:12px;background:rgba(170,24,18,.92);border:1px solid #ff8b80;border-radius:10px;padding:8px 16px;box-shadow:0 8px 30px rgba(255,40,30,.3);animation:al 1.2s infinite;max-width:90%}
.tr-alarm b{font-size:16px}.tr-alarm em{font-style:normal;font-size:12px;background:rgba(0,0,0,.25);padding:1px 8px;border-radius:10px}
@keyframes al{50%{background:rgba(120,14,10,.92)}}
.tr-info{position:absolute;left:12px;top:12px;width:320px;max-width:calc(100% - 24px);background:rgba(13,22,36,.95);border:1px solid var(--line2);border-radius:12px;padding:14px 16px;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.tr-info h4{margin:0 0 6px;font-size:15px}.tr-info p{margin:0 0 8px;color:var(--tx2);font-size:13px}
.tr-x{position:absolute;right:8px;top:6px;background:none;border:0;font-size:20px;color:var(--tx3)}
.tr-std{font-size:12px!important;color:var(--gold2)!important;border-left:2px solid var(--gold);padding-left:8px}
.tr-side{grid-row:1/3;grid-column:2;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);display:flex;flex-direction:column;min-height:0;overflow:auto}
.tr-status{display:grid;grid-template-columns:repeat(3,1fr) auto;gap:6px;padding:12px;border-bottom:1px solid var(--line)}
.tr-status div{display:flex;flex-direction:column}
.tr-status b{font:700 20px var(--num)}
.tr-k{color:var(--tx3);font-size:12px}
.tr-mini{background:var(--panel2);border:1px solid var(--line2);border-radius:7px;padding:3px 9px;font-size:12px;color:var(--tx2)}
.tr-readouts{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:12px 12px 6px}
.tr-ro{background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:8px 10px;display:flex;flex-direction:column;min-width:0}
.tr-ro span{font-size:12px;color:var(--tx3)}
.tr-ro b{font:700 22px var(--num);line-height:1.2}
.tr-ro b small{font-size:12px;font-weight:400;color:var(--tx3);margin-left:3px}
.tr-ro em{font-style:normal;font-size:11px;color:var(--tx3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tr-ro.ok b{color:var(--ok)}.tr-ro.warn b{color:var(--warn)}.tr-ro.bad b{color:var(--bad)}
.tr-ro.bad{border-color:rgba(255,107,95,.45);background:rgba(255,107,95,.06)}
.tr-trend{width:calc(100% - 24px);height:70px;margin:4px 12px 8px;border-radius:8px;border:1px solid var(--line)}
.tr-controls{padding:0 12px 12px;display:flex;flex-direction:column;gap:10px}
.tr-group{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:10px}
.tr-group.device.ctl,.tr-group.device.cab,.tr-group.device.gas{background:linear-gradient(180deg,#1d2a3a,#152131);border-color:#34506e}
.tr-group-h{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:600;margin-bottom:8px}
.tr-group-h em{font-style:normal;font-size:11px;padding:1px 8px;border-radius:10px;background:var(--panel2);color:var(--tx2)}
.tr-group-h em.ok{background:rgba(61,220,151,.15);color:var(--ok)}.tr-group-h em.warn{background:rgba(244,163,92,.15);color:var(--warn)}.tr-group-h em.bad{background:rgba(255,107,95,.15);color:var(--bad)}
.tr-lcd{background:#06121c;border:1px solid #29455f;border-radius:8px;padding:8px 10px;margin-bottom:8px;font-size:12px;min-height:58px;box-shadow:inset 0 0 18px rgba(0,180,255,.08)}
.lcd-alarm b{color:#ff6b5f;font:700 18px var(--num);display:block;animation:blink 1s steps(2) infinite}
.lcd-alarm span,.lcd-ok span{color:#ffd0ca;display:block}
.lcd-ok b{color:var(--ok);font-size:15px;display:block}.lcd-ok span{color:#8fb0c9}
@keyframes blink{50%{opacity:.55}}
.tr-btns{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}
.tr-btns.c3{grid-template-columns:repeat(3,1fr)}
.tr-btn{position:relative;background:var(--panel2);border:1px solid var(--line2);border-radius:9px;padding:7px 8px;font-size:13px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;min-height:44px;text-align:center;transition:transform .08s,background .2s}
.tr-btn small{font-size:10.5px;color:var(--tx3);line-height:1.2}
.tr-btn:hover:not(:disabled){border-color:var(--teal);background:#1d3047}
.tr-btn:active:not(:disabled),.tr-btn.press{transform:scale(.96)}
.tr-btn:disabled{opacity:.45;cursor:not-allowed}
.tr-btn.active{background:rgba(95,212,214,.14);border-color:var(--teal)}
.tr-btn.warn{border-color:rgba(244,163,92,.5)}
.tr-btn.primary{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#211604;font-weight:700;border:0;min-height:38px}
.tr-btn .led{position:absolute;right:7px;top:7px;width:8px;height:8px;border-radius:50%;background:#33404d}
.tr-btn.led-green .led{background:var(--ok);box-shadow:0 0 8px var(--ok)}
.tr-btn.led-amber .led{background:var(--warn);box-shadow:0 0 8px var(--warn);animation:blink .8s steps(2) infinite}
.tr-btn.led-red .led{background:var(--bad);box-shadow:0 0 8px var(--bad);animation:blink .6s steps(2) infinite}
.tr-btn.pulse{border-color:var(--gold2);box-shadow:0 0 0 0 rgba(252,217,139,.7);animation:pulse 1.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(252,217,139,.6)}70%{box-shadow:0 0 0 9px rgba(252,217,139,0)}100%{box-shadow:0 0 0 0 rgba(252,217,139,0)}}
.tr-bottom{grid-column:1;display:grid;grid-template-columns:1.1fr 1fr 1.2fr;gap:10px;min-height:0}
.tr-bottom>div{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:10px 12px;min-height:0;overflow:auto}
.tr-sec-h{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:13px;margin-bottom:6px;color:var(--tx2)}
.tr-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:3px}
.tr-steps li{display:flex;gap:8px;align-items:flex-start;font-size:12.5px;color:var(--tx3);padding:3px 6px;border-radius:6px;cursor:pointer}
.tr-steps li i{flex:none;width:18px;height:18px;border-radius:50%;border:1px solid var(--line2);font:600 11px/16px var(--num);text-align:center;font-style:normal}
.tr-steps li.next{color:var(--tx);background:rgba(252,217,139,.08)}
.tr-steps li.next i{border-color:var(--gold2);color:var(--gold2)}
.tr-steps li.done{color:var(--tx2)}.tr-steps li.done i{background:var(--ok);border-color:var(--ok);color:#06231a}
.tr-steps li.late i{background:var(--warn);border-color:var(--warn)}
.tr-guide h4{margin:2px 0 6px;font-size:15px;color:var(--gold2)}
.tr-guide p{margin:0 0 8px;color:var(--tx2);font-size:13px}
.tr-log{display:flex;flex-direction:column;gap:2px;font-size:12.5px}
.tr-row{display:flex;gap:8px;color:var(--tx2);padding:2px 0;border-bottom:1px dashed rgba(255,255,255,.04)}
.tr-row time{flex:none;font:12px var(--num);color:var(--tx3)}
.tr-row.ok span{color:#a6f0cf}.tr-row.warn span{color:#ffcf9e}.tr-row.bad span{color:#ffb0a8}.tr-row.sys span{color:var(--tx3)}
.tr-row b.bad,.bad{color:#ff8b80}
.tr-toast{position:fixed;left:50%;top:72px;transform:translateX(-50%);z-index:60;background:#1b2b40;border:1px solid var(--line2);border-radius:10px;padding:10px 16px;max-width:min(560px,90vw);box-shadow:0 12px 30px rgba(0,0,0,.45);transition:opacity .4s,transform .4s}
.tr-toast small{display:block;color:var(--tx2);font-size:12px;margin-top:2px}
.tr-toast.warn{border-color:var(--warn)}.tr-toast.bad{border-color:var(--bad);background:#3a1816}.tr-toast.ok{border-color:var(--ok)}
.tr-toast.out{opacity:0;transform:translate(-50%,-10px)}
.tr-modal{position:fixed;inset:0;z-index:70;background:rgba(4,8,14,.66);display:flex;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(3px)}
.tr-modal-card{background:var(--panel);border:1px solid var(--line2);border-radius:16px;padding:22px 24px;width:min(520px,100%);max-height:90vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.tr-modal-card.wide{width:min(980px,100%)}
.tr-modal-card h3{margin:0 0 10px;font-size:20px}
.tr-modal-body{color:var(--tx2)}
.tr-choices{display:flex;flex-direction:column;gap:6px;margin:10px 0 16px}
.tr-choice{display:flex;gap:10px;align-items:center;text-align:left;background:var(--bg2);border:1px solid var(--line2);border-radius:9px;padding:9px 12px}
.tr-choice i{width:16px;height:16px;border:1px solid var(--tx3);border-radius:4px;flex:none}
.tr-choice.on{border-color:var(--gold2);background:rgba(252,217,139,.08)}
.tr-choice.on i{background:var(--gold2);border-color:var(--gold2)}
.tr-choice:hover{border-color:var(--teal)}
table.rec{width:100%;border-collapse:collapse;font-size:13px;margin:6px 0 14px}
table.rec th,table.rec td{border:1px solid var(--line2);padding:6px 8px;text-align:left}
table.rec th{color:var(--tx3);font-weight:400;white-space:nowrap}
.rep-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}
.rep-head h3{font-size:26px;margin:4px 0 0}
.rep-score{text-align:right}.rep-score b{font:700 54px/1 var(--num)}.rep-score span{color:var(--tx3);margin-left:4px}
.rep-score.pass b{color:var(--ok)}.rep-score.fail b{color:var(--bad)}
.rep-meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--tx2);font-size:13px;margin:10px 0 14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.rep-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:20px}
.rep-grid h4{margin:0 0 8px;color:var(--tx2);font-size:13px}
.rep-steps{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:4px;font-size:13px}
.rep-steps li span{display:block;color:var(--tx3);font-size:12px}
.rep-steps li.ok b{color:var(--tx)}.rep-steps li.late b{color:var(--warn)}.rep-steps li.miss b{color:var(--bad)}
.rep-table{width:100%;border-collapse:collapse;font-size:13px}
.rep-table td{border-bottom:1px solid var(--line);padding:6px 4px;vertical-align:top}
.rep-table td:first-child{font-family:var(--num);color:var(--tx3);white-space:nowrap}
.rep-table td:last-child{text-align:right;white-space:nowrap;color:var(--warn)}
.rep-table tr.bad td:last-child{color:var(--bad);font-weight:700}
.rep-table small{display:block;color:var(--tx3);font-size:11.5px}
.rep-note{margin-top:12px;background:rgba(252,217,139,.06);border-left:3px solid var(--gold);padding:10px 12px;border-radius:6px;color:var(--tx2);font-size:13px}
.rep-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px;flex-wrap:wrap}
.rep-actions .tr-btn{min-height:38px;padding:6px 16px;flex-direction:row}
.trainer.autoplay .tr-controls{pointer-events:none}
.trainer.mode-exam .tr-steps li:not(.done){color:var(--tx3)}

@media (max-width:1100px){
  .cards{grid-template-columns:1fr 1fr}
  .tr-shell{grid-template-columns:1fr 330px}
  .tr-bottom{grid-template-columns:1fr 1fr}.tr-guide{display:none}
}
@media (max-width:760px){
  .top{padding:0 12px;gap:8px}.brand span{display:none}.crumbs{display:none}
  .modes button{padding:5px 9px}.top-act a.ghost{display:none}
  .cards{grid-template-columns:1fr;padding:16px}
  .hero{padding:36px 18px 10px}.more{flex-direction:column;align-items:flex-start;margin:10px 16px 20px}
  body.in-train{overflow:auto}
  .trainer{height:auto}
  .tr-shell{display:flex;flex-direction:column;height:auto}
  .tr-stage-wrap{height:56vh;min-height:320px}
  .tr-bottom{display:flex;flex-direction:column}
  .tr-bottom>div{max-height:240px}
  .tr-guide{display:block}
  .tr-views{max-width:100%;left:8px;right:8px;justify-content:center}
  .tr-stage-tip{display:none}
}

.tr-replay{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:55;background:#2a1f45;border:1px solid var(--purple);border-radius:24px;padding:8px 10px 8px 18px;display:flex;gap:12px;align-items:center;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.lamps{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:6px;padding-bottom:6px;border-bottom:1px dashed #22405a}
.lamp{display:inline-flex;align-items:center;gap:4px;font-size:11px;color:#6f8396}
.lamp i{width:9px;height:9px;border-radius:50%;background:#28323d;box-shadow:inset 0 0 2px #000}
.lamp.on{color:#dfe9f3}.lamp.on.red i{background:#ff4b3e;box-shadow:0 0 7px #ff4b3e;animation:blink .7s steps(2) infinite}
.lamp.on.yellow i{background:#ffc93a;box-shadow:0 0 7px #ffc93a;animation:blink 1s steps(2) infinite}.lamp.on.green i{background:#3dff8f;box-shadow:0 0 7px #3dff8f}
.lcd-fault b{color:#ffc93a;font:700 18px var(--num);display:block}.lcd-fault span{color:#ffe7a6;display:block}
.hotspot.fault{background:rgba(160,120,10,.92);border-color:#ffd35a}
.tr-alarm.fault{background:rgba(150,105,0,.94);border-color:#ffd35a;box-shadow:0 8px 30px rgba(255,190,40,.25);animation:none}
.cases{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:8px;font-size:13px;color:var(--tx2)}.cases b{color:var(--tx)}
.hotspot.spot{background:var(--gold2);color:#1d1404;font-weight:800;font-size:14px;border-radius:50%;width:28px;height:28px;padding:0;display:flex;align-items:center;justify-content:center}

/* —— 首页：工具入口 / 我的任务 —— */
.tools{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:4px 6vw 16px}
.tool{display:flex;gap:16px;background:linear-gradient(160deg,#16243a,#121d2d);border:1px solid var(--line);border-radius:16px;padding:22px;transition:border-color .25s,transform .25s}
.tool:hover{border-color:var(--gold);transform:translateY(-2px)}
.tool i{flex:none;width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-style:normal;font-size:22px;color:#211604;background:linear-gradient(180deg,var(--gold2),var(--gold))}
.tool h3{margin:2px 0 6px;font-size:18px}.tool p{margin:0 0 10px;color:var(--tx2);font-size:13.5px}
.tool ul{margin:0;padding:0;list-style:none;display:flex;gap:6px;flex-wrap:wrap}.tool li{font-size:12px;border:1px solid rgba(252,217,139,.3);color:var(--gold2);border-radius:20px;padding:1px 10px}
.mytask{margin:4px 6vw 6px;padding:16px 20px;background:var(--panel);border:1px solid var(--gold);border-radius:14px}
.mt-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;margin-top:8px}
.mt{display:flex;flex-direction:column;background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:10px 14px}.mt span{color:var(--tx3);font-size:12px}.mt em{font-style:normal;color:var(--gold2);font-size:13px;margin-top:4px}.mt.done em{color:var(--ok)}
.ghost.user{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lg-tabs{display:flex;gap:6px;margin:10px 0}.lg-tabs button{flex:1;background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:7px}.lg-tabs button.on{border-color:var(--gold);color:var(--gold2)}

/* —— 通用表单 / 盒子 —— */
.ev-h{font-weight:700;font-size:14px;margin-bottom:8px;display:flex;align-items:center;gap:8px;justify-content:space-between}
.ev-h small{font-weight:400;color:var(--tx3)}
.ev-note{color:var(--tx3);font-size:12.5px;margin:6px 0}
.ok{color:var(--ok)}.muted{color:var(--tx3)}
.ev-t{width:100%;border-collapse:collapse;font-size:12.5px}.ev-t td,.ev-t th{padding:5px 6px;border-bottom:1px solid var(--line);text-align:left}.ev-t th{color:var(--tx3);font-weight:400}
.tc-f{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--tx2);margin:8px 0}
.tc-f input,.tc-f select,.tc-f textarea,.ev-row select,.tc-filter select,.lk select{background:#0e1828;color:var(--tx);border:1px solid var(--line2);border-radius:8px;padding:7px 9px;font:inherit;font-size:13px;min-width:0}
.tc-mbtn{display:flex;justify-content:flex-end;gap:8px;margin-top:14px;flex-wrap:wrap}
.tc-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* —— 疏散路线设计 —— */
body.in-tool{overflow:auto}
.ev{display:grid;grid-template-columns:1fr 360px;height:calc(100vh - 58px)}
.ev-main{position:relative;min-height:420px;background:#0d1724}
.ev-main canvas{position:absolute;inset:0;cursor:crosshair}
.ev-tip{position:absolute;left:14px;top:12px;background:rgba(19,31,48,.9);border:1px solid var(--line2);border-radius:8px;padding:4px 10px;font-size:12.5px;pointer-events:none}.ev-tip:empty{display:none}
.ev-legend{position:absolute;left:14px;bottom:12px;display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--tx2);background:rgba(19,31,48,.85);border-radius:8px;padding:6px 10px}
.lg{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:-2px;margin-right:4px}.lg.fire{background:#ff5a24}.lg.smoke{background:#8b8f99}.lg.exit{background:#13a35a}.lg.arrow{background:#38e08a;clip-path:polygon(0 20%,60% 20%,60% 0,100% 50%,60% 100%,60% 80%,0 80%)}.lg.route{background:var(--gold2)}
.ev-side{background:var(--bg2);border-left:1px solid var(--line);overflow:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.ev-box{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.ev-box p.bad,.ev-box p.ok{margin:4px 0 8px;font-weight:600}
.ev-row{display:grid;grid-template-columns:96px 1fr;align-items:center;gap:8px;margin:6px 0;font-size:13px;color:var(--tx2)}
.ev-mode{display:flex;gap:6px}.ev-mode button{flex:1;background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:6px}.ev-mode button.on{border-color:var(--gold);color:var(--gold2)}
.ev-bc{border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin:6px 0;font-size:12.5px;color:var(--tx3)}.ev-bc b{display:block;color:var(--tx2)}.ev-bc.on{border-color:var(--bad);background:rgba(255,107,95,.08);color:#ffd2cc}
.ev-act{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:6px;position:sticky;bottom:0;background:var(--bg2);padding-top:4px}
.ev-people{display:grid;grid-template-columns:1fr 1fr;gap:8px}.ev-people label{display:flex;flex-direction:column;font-size:12.5px;color:var(--tx2)}.ev-people input{background:#0e1828;color:var(--tx);border:1px solid var(--line2);border-radius:6px;padding:5px}
.tr-btn.primary{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#211604;border:0;font-weight:700}

/* —— 联动逻辑 —— */
.lk{display:grid;grid-template-columns:1fr 340px;gap:0;min-height:calc(100vh - 58px)}
.lk-main{padding:20px 24px;overflow:auto}
.lk-top{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;flex-wrap:wrap}.lk-top h2{margin:4px 0;font-size:22px}
.lk-tpls{display:flex;gap:6px;flex-wrap:wrap}.lk-tpls button{background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:6px 14px}.lk-tpls button.on{border-color:var(--gold);color:var(--gold2)}
.lk-table{margin-top:14px;overflow:auto;border:1px solid var(--line);border-radius:12px}
.lk table{width:100%;border-collapse:collapse;font-size:13px}
.lk th{background:var(--panel2);color:var(--tx3);font-weight:400;text-align:left;padding:8px 10px;position:sticky;top:0}
.lk td{padding:8px 10px;border-top:1px solid var(--line);vertical-align:top}.lk td small{display:block;color:var(--tx3);font-size:11.5px;margin-top:3px}
.lk td select{width:100%}.lk td:nth-child(3){min-width:240px}.lk td:nth-child(4){min-width:150px}
.lk tr.ok{background:rgba(61,220,151,.07)}.lk tr.bad{background:rgba(255,107,95,.07);color:inherit}.lk tr.off{opacity:.45}
.lk tr.ok td:last-child{color:var(--ok);font-weight:700}.lk tr.bad td:last-child{color:var(--bad);font-weight:700}
.lk-off{white-space:nowrap;font-size:12px;color:var(--tx2)}
.lk-act{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}.lk-act .tr-btn{flex-direction:row;padding:6px 16px;min-height:40px}
.lk-score{display:flex;align-items:center;gap:14px;margin-top:14px;padding:14px 18px;border-radius:12px;border:1px solid var(--line2);background:var(--panel)}
.lk-score b{font:700 40px var(--num)}.lk-score.ok b{color:var(--ok)}.lk-score.bad b{color:var(--bad)}.lk-score p{margin:0;color:var(--tx2);flex:1}
.lk-side{background:var(--bg2);border-left:1px solid var(--line);padding:18px}.lk-side svg{width:100%;height:auto;display:block}

/* —— 教师端 —— */
.tc{padding:18px 6vw 40px}
.tc-tabs{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-bottom:14px}.tc-tabs button{background:var(--panel2);border:1px solid var(--line2);border-radius:9px;padding:7px 16px}.tc-tabs button.on{border-color:var(--gold);color:var(--gold2)}
.sp{flex:1}
.tc-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}.tc-filter{display:flex;gap:8px;flex-wrap:wrap}
.tc-table{overflow:auto;border:1px solid var(--line);border-radius:12px}
.tc table{width:100%;border-collapse:collapse;font-size:13px}.tc th{text-align:left;background:var(--panel2);color:var(--tx3);font-weight:400;padding:8px 10px;white-space:nowrap}
.tc td{padding:8px 10px;border-top:1px solid var(--line);vertical-align:top}.tc td small{display:block;color:var(--tx3);font-size:11.5px}
.tc-ops{white-space:nowrap}.tc-ops .tr-mini{margin-right:4px;display:inline-block}
.tc-grid{display:grid;grid-template-columns:340px 1fr;gap:16px;align-items:start}
.tc-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px;overflow:auto}.tc-card h3{margin:0 0 8px;font-size:16px}.tc-card h3:not(:first-child){margin-top:18px}
.tc-kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:14px}.tc-kpi div{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 18px}.tc-kpi b{display:block;font:700 30px var(--num);color:var(--gold2)}.tc-kpi span{color:var(--tx3);font-size:12.5px}
.tc-bar-row{display:grid;grid-template-columns:1fr 90px 28px;gap:8px;align-items:center;font-size:12.5px;margin:6px 0}.tc-bar-row i{height:8px;border-radius:4px;background:linear-gradient(90deg,var(--bad),var(--warn))}.tc-bar-row b{text-align:right}
.tc-gate{max-width:560px;margin:60px auto;text-align:center;padding:0 20px}.tc-gate p{color:var(--tx2)}

@media (max-width:1100px){.tools{grid-template-columns:1fr}.tc-grid{grid-template-columns:1fr}.lk{grid-template-columns:1fr}.lk-side{border-left:0;border-top:1px solid var(--line)}}
@media (max-width:760px){
  .tools{padding:4px 16px 12px}.mytask{margin:4px 16px}
  .ev{display:flex;flex-direction:column;height:auto}.ev-main{height:62vh;min-height:360px}.ev-side{border-left:0}
  .ev-legend{font-size:11px;gap:8px;right:8px}
  .lk-main{padding:14px}.lk td:nth-child(3){min-width:200px}
  .tc{padding:14px 12px 30px}.tc-kpi{grid-template-columns:1fr 1fr}.tc-2{grid-template-columns:1fr}
}

.tr-btn.primary:hover:not(:disabled){background:linear-gradient(180deg,#fff0c4,var(--gold2));color:#211604}
.lk tr.ok,.lk tr.bad{color:inherit}
.tc-grid.rev{grid-template-columns:1fr 400px}
@media (max-width:1100px){.tc-grid.rev{grid-template-columns:1fr}}