/* 辽高AI+理论学习中心组学习助手 —— 统一样式（红金主色，与 DEMO 2.1 一致） */
:root{
  --red:#c62828; --red-d:#8e1c1c; --gold:#b8860b; --ink:#222; --ink2:#555;
  --line:#e6e2da; --bg:#f5f2ec; --card:#fff; --ok:#2e7d32; --warn:#ef6c00; --blue:#1565c0;
}
*{box-sizing:border-box}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Source Han Sans CN",system-ui,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.6;-webkit-text-size-adjust:100%}
a{color:var(--red);text-decoration:none}
h1,h2,h3,h4,h5,h6{margin:0 0 8px;font-weight:700}
table{width:100%;border-collapse:collapse;font-size:13.5px;background:#fff}
th,td{border:1px solid var(--line);padding:7px 9px;text-align:left;vertical-align:middle}
th{background:#faf7f0;font-weight:700;white-space:nowrap}
tr:nth-child(even) td{background:#fcfaf6}

/* ---------- 通用控件 ---------- */
.btn{display:inline-block;padding:7px 14px;border:1px solid var(--line);border-radius:6px;
  background:#fff;color:var(--ink);cursor:pointer;font-size:14px;line-height:1.4}
.btn:hover{border-color:var(--red);color:var(--red)}
.btn.primary{background:var(--red);border-color:var(--red);color:#fff}
.btn.primary:hover{background:var(--red-d);color:#fff}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#fff}
.btn.blue{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.block{display:block;text-align:center;margin-bottom:8px}
.btn.sm{padding:4px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}
input,select,textarea{font-family:inherit;font-size:14px;padding:7px 9px;border:1px solid var(--line);
  border-radius:6px;background:#fff;width:100%;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--red)}
textarea{min-height:110px;resize:vertical}
label{display:block;font-size:13px;color:var(--ink2);margin:10px 0 4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin-bottom:12px}
.card h5{font-size:15px;border-left:3px solid var(--red);padding-left:8px;margin-bottom:10px}
.rt{float:right;font-size:12px;font-weight:400;color:var(--ink2)}
.muted{color:var(--ink2);font-size:13px}
.alert{padding:9px 12px;border-radius:6px;font-size:13.5px;margin-bottom:10px;border:1px solid}
.alert.err{background:#fdecea;border-color:#f5c6c2;color:#8e1c1c}
.alert.warn{background:#fff8e1;border-color:#ffe082;color:#8a6d1a}
.alert.ok{background:#e8f5e9;border-color:#c8e6c9;color:#1b5e20}
.alert.info{background:#e3f2fd;border-color:#bbdefb;color:#0d47a1}
.tag{display:inline-block;padding:1px 7px;border-radius:10px;font-size:11.5px;border:1px solid var(--line);color:var(--ink2);background:#fff}
.tag.new{background:#fdecea;border-color:var(--red);color:var(--red)}
.tag.done{background:#e8f5e9;border-color:var(--ok);color:var(--ok)}
.tag.ai{background:#e3f2fd;border-color:var(--blue);color:var(--blue)}
.tag.warn{background:#fff8e1;border-color:var(--gold);color:#8a6d1a}
.bar{height:7px;border-radius:4px;background:#eee;overflow:hidden}
.bar > i{display:block;height:100%;background:var(--red)}
.bar > i.ok{background:var(--ok)} .bar > i.near{background:var(--warn)}

/* ---------- 成员端（手机） ---------- */
.phone{max-width:480px;margin:0 auto;background:#fff;min-height:100vh;position:relative;padding-bottom:62px}
.m-top{background:linear-gradient(135deg,var(--red),var(--red-d));color:#fff;padding:14px 16px 18px}
.m-top .brand{font-size:19px;font-weight:700;text-align:center;letter-spacing:.5px}
.m-top .sub{text-align:center;font-size:12px;opacity:.85;margin-top:2px}
.m-banner{margin:12px;border-radius:10px;padding:12px 14px;color:#fff;
  background:linear-gradient(135deg,#a01f1f,#c62828)}
.m-banner .tt{font-size:15px;font-weight:700}
.m-banner .st{display:flex;gap:14px;margin-top:8px;font-size:12px}
.m-banner .st b{font-size:17px;display:block}
.m-banner .st .hl b{color:#ffe082}
.pad{padding:0 12px}
.sec-t{font-size:15px;font-weight:700;margin:14px 0 8px;display:flex;align-items:center;gap:6px}
.sec-t .rt{font-size:12px;color:var(--ink2);font-weight:400}
.mrow{display:flex;gap:10px;align-items:center;border:1px solid var(--line);border-radius:8px;
  padding:10px;margin-bottom:8px;background:#fff}
.mrow .ico{width:34px;height:34px;border-radius:6px;background:#fdecea;color:var(--red);
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex:0 0 auto}
.mrow .tx{flex:1;min-width:0}
.mrow .tx .t{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mrow .tx .s{font-size:12px;color:var(--ink2);margin-top:2px}
.meetline{display:flex;justify-content:space-between;align-items:center;background:#fff8e1;
  border:1px solid #ffe082;border-radius:8px;padding:9px 12px;margin:10px 12px 0;font-size:13.5px}
.meetline b{color:#8a6d1a}
.m-nav{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;display:flex;
  background:#fff;border-top:1px solid var(--line);z-index:20}
.m-nav a{flex:1;text-align:center;padding:7px 0 6px;font-size:11.5px;color:var(--ink2)}
.m-nav a.on{color:var(--red)}
.m-nav a .ic{display:block;font-size:17px;line-height:1.2}

/* ---------- 详情弹窗 ---------- */
.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;
  justify-content:center;z-index:99;padding:16px}
.mask .panel{background:#fff;border-radius:10px;max-width:420px;width:100%;max-height:86vh;overflow:auto}
.mask .hd{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;
  border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}
.mask .hd h4{font-size:15px;margin:0}
.mask .hd .x{cursor:pointer;font-size:20px;color:var(--ink2);line-height:1}
.mask .bd{padding:12px 14px}
.mrow2{display:flex;gap:10px;padding:5px 0;font-size:13.5px;border-bottom:1px dashed var(--line)}
.mrow2 .lb{flex:0 0 74px;color:var(--ink2)}
.mrow2 .vl{flex:1}
.sec{border-left:3px solid var(--gold);background:#faf7f0;border-radius:4px;padding:8px 10px;
  font-size:13px;margin-top:10px}
.sec h6{font-size:13px;color:#8a6d1a;margin:0 0 4px}
.sec.note{border-left-color:var(--blue);background:#e3f2fd}
.sec.note h6{color:#0d47a1}
ol.agenda{margin:4px 0 0;padding-left:20px;font-size:13px}

/* ---------- 管理端（PC / 自适应） ---------- */
.layout{display:flex;min-height:100vh}
.side{width:196px;flex:0 0 196px;background:#3b1414;color:#f3e7e7;padding:16px 0}
.side .lg{padding:0 16px 14px;font-size:15px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.12)}
.side a{display:block;padding:9px 16px;color:#e8dada;font-size:14px}
.side a:hover,.side a.on{background:rgba(255,255,255,.1);color:#fff;border-left:3px solid var(--gold);padding-left:13px}
.side .who{padding:12px 16px;font-size:12px;color:#cbb9b9;border-top:1px solid rgba(255,255,255,.12);margin-top:10px}
.main{flex:1;min-width:0;padding:16px 20px 40px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;flex-wrap:wrap;gap:8px}
.topbar h3{font-size:19px;margin:0}
.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:12px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:8px;padding:11px 13px}
.kpi .lb{font-size:12.5px;color:var(--ink2)}
.kpi .num{font-size:26px;font-weight:700;color:var(--red);line-height:1.25}
.kpi .num small{font-size:13px;margin-left:2px}
.kpi .ft{font-size:12px;color:var(--ink2)}
.kpi.g .num{color:var(--ok)} .kpi.b .num{color:var(--blue)}
.unit-bar{display:grid;grid-template-columns:1fr 1fr;gap:6px 18px}
.ub{display:flex;align-items:center;gap:8px;font-size:13px;margin-bottom:6px}
.ub .nm{flex:0 0 96px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ub .bar{flex:1}
.ub .pc{flex:0 0 46px;text-align:right}
.dist li{display:flex;align-items:center;gap:8px;margin-bottom:6px;font-size:13px}
.dist .dot{width:10px;height:10px;border-radius:2px}
.dist .v{margin-left:auto;font-weight:700}

/* ---------- 登录 ---------- */
.login-page{background:linear-gradient(135deg,#8e1c1c,#c62828)}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:#fff;border-radius:10px;padding:22px;width:100%;max-width:420px;
  box-shadow:0 10px 30px rgba(0,0,0,.2)}
.login-brand{text-align:center;margin-bottom:14px}
.lg-title{font-size:19px;font-weight:700;color:var(--red)}
.lg-sub{font-size:12px;color:var(--gold);margin-top:2px}
.login-block{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line)}
.login-block h5{font-size:14px;margin-bottom:8px}
.dev-list{max-height:230px;overflow:auto;border:1px solid var(--line);border-radius:6px}
.dev-item{display:flex;justify-content:space-between;padding:6px 10px;border-bottom:1px solid #f2efe9;
  font-size:13.5px;color:var(--ink)}
.dev-item:hover{background:#faf7f0}
.dev-item .rl{color:var(--ink2);font-size:12px}
.login-foot{text-align:center;font-size:12px;color:var(--ink2);margin-top:14px}
.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center}
.err-card{background:#fff;border-radius:10px;padding:30px;text-align:center}
.err-code{font-size:44px;font-weight:700;color:var(--red)}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;bottom:76px;transform:translateX(-50%) translateY(20px);
  background:rgba(0,0,0,.82);color:#fff;padding:9px 16px;border-radius:6px;font-size:13.5px;
  opacity:0;pointer-events:none;transition:.25s;z-index:200;max-width:88%}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.bad{background:rgba(140,20,20,.92)}

/* ---------- 开关 ---------- */
.switch{width:40px;height:22px;border-radius:11px;background:#ccc;position:relative;cursor:pointer;
  display:inline-block;transition:.2s;flex:0 0 auto}
.switch i{position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s}
.switch.on{background:var(--ok)}
.switch.on i{left:20px}
.rule-row{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.rule-row .tx{flex:1}

/* ---------- 自适应 ---------- */
@media (max-width:820px){
  .layout{flex-direction:column}
  .side{width:100%;flex:none;display:flex;overflow:auto;padding:8px 0}
  .side .lg,.side .who{display:none}
  .side a{padding:8px 12px;white-space:nowrap;font-size:13.5px}
  .side a:hover,.side a.on{border-left:0;border-bottom:2px solid var(--gold);padding-left:12px}
  .kpi-row{grid-template-columns:1fr 1fr}
  .unit-bar{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
}