:root{
  --bg:#070a0e;
  --bg2:#0b1017;
  --panel:#0f151d;
  --panel2:#131b25;
  --line:#1c2836;
  --line2:#263545;
  --text:#c9d7e6;
  --dim:#75879c;
  --dim2:#50637a;
  --acc:#00d4aa;
  --acc2:#12a58b;
  --up:#0ecb81;
  --down:#f6465d;
  --warn:#ffb020;
  --blue:#3d8bff;
  --radius:10px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:13px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
}
a{color:var(--acc);text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:13px;color:var(--text)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#22303f;border-radius:6px}
::-webkit-scrollbar-track{background:transparent}

/* ---------- 顶栏 ---------- */
.topbar{
  height:52px;display:flex;align-items:center;gap:14px;padding:0 14px;
  background:linear-gradient(180deg,#0d141c,#0a1017);border-bottom:1px solid var(--line);
  position:relative;z-index:20;flex-shrink:0;
}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;letter-spacing:.3px;white-space:nowrap}
.logo{
  width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#00d4aa,#1c8cff);color:#04120e;font-weight:800;font-size:15px;
}
.brand small{color:var(--dim);font-weight:400;font-size:11px;margin-left:2px}
.topbar .spacer{flex:1}
.sel{
  background:#0b1219;border:1px solid var(--line);border-radius:8px;padding:7px 10px;color:var(--text);
  outline:none;transition:.15s;cursor:pointer;min-width:110px;
}
.sel:hover{border-color:var(--line2)}
.sel:focus{border-color:var(--acc)}
.ivs{display:flex;gap:2px;background:#0b1219;border:1px solid var(--line);border-radius:8px;padding:3px}
.iv{padding:4px 9px;border-radius:6px;color:var(--dim);cursor:pointer;font-size:12px;transition:.15s;user-select:none}
.iv:hover{color:var(--text)}
.iv.on{background:rgba(0,212,170,.14);color:var(--acc);font-weight:600}
.price-tag{font-family:ui-monospace,Consolas,monospace;font-size:16px;font-weight:700;letter-spacing:.2px}
.price-tag.up{color:var(--up)}
.price-tag.down{color:var(--down)}
.src-tag{font-size:10px;color:var(--dim2);border:1px solid var(--line);padding:2px 4px;border-radius:4px}
.userbox{display:flex;align-items:center;gap:10px;white-space:nowrap}
.badge{font-size:11px;padding:2px 8px;border-radius:20px;background:rgba(0,212,170,.12);color:var(--acc);border:1px solid rgba(0,212,170,.25)}
.badge.exp{background:rgba(255,93,93,.12);color:#ff8b8b;border-color:rgba(255,93,93,.3)}
.badge.warn{background:rgba(255,176,32,.12);color:var(--warn);border-color:rgba(255,176,32,.3)}

/* ---------- 主体 ---------- */
.shell{display:flex;flex-direction:column;height:calc(100vh - 52px)}
.chart-area{flex:1;min-height:180px;position:relative;background:radial-gradient(1000px 400px at 75% -20%,#0d1721,#070a0e 70%)}
#chart{position:absolute;inset:0;width:100%;height:100%;cursor:crosshair;display:block}
.chart-tip{
  position:absolute;pointer-events:none;background:rgba(13,20,27,.96);border:1px solid var(--line2);
  border-radius:8px;padding:8px 10px;font-size:11.5px;line-height:1.7;z-index:9;display:none;
  box-shadow:0 8px 24px rgba(0,0,0,.45);min-width:132px;
}
.chart-tip b{margin-right:4px}
.chart-tools{position:absolute;left:10px;top:10px;display:flex;gap:6px;z-index:8}
.ct{
  font-size:11.5px;padding:4px 9px;border-radius:6px;border:1px solid var(--line);background:rgba(11,17,24,.85);
  color:var(--dim);cursor:pointer;user-select:none;
}
.ct.on{color:var(--acc);border-color:rgba(0,212,170,.4);background:rgba(0,212,170,.09)}
.chart-legend{position:absolute;left:12px;bottom:8px;display:flex;gap:12px;font-size:11px;color:var(--dim);z-index:8;pointer-events:none}
.chart-legend i{display:inline-block;width:10px;height:2px;vertical-align:middle;margin-right:4px}
.chart-msg{position:absolute;right:12px;top:12px;font-size:11px;color:var(--dim);z-index:8}

/* ---------- 下方面板 ---------- */
.panel{
  height:330px;min-height:160px;background:var(--panel);border-top:1px solid var(--line);
  display:flex;flex-direction:column;flex-shrink:0;
}
.panel-head{display:flex;align-items:center;gap:4px;border-bottom:1px solid var(--line);padding:0 8px;flex-shrink:0}
.ptab{
  padding:10px 14px;font-size:13px;color:var(--dim);cursor:pointer;position:relative;user-select:none;white-space:nowrap;
}
.ptab:hover{color:var(--text)}
.ptab.on{color:var(--acc);font-weight:600}
.ptab.on:after{content:'';position:absolute;left:10px;right:10px;bottom:-1px;height:2px;background:var(--acc);border-radius:2px}
.panel-head .spacer{flex:1}
.panel-body{flex:1;overflow:auto;padding:12px 14px}
.subtabs{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}
.subtab{font-size:12px;padding:5px 11px;border-radius:7px;border:1px solid var(--line);color:var(--dim);cursor:pointer;user-select:none}
.subtab.on{color:var(--acc);border-color:rgba(0,212,170,.35);background:rgba(0,212,170,.08)}

/* ---------- 表格 ---------- */
table{width:100%;border-collapse:collapse;font-size:12.5px}
.tbl-wrap{overflow-x:auto}
th{
  text-align:left;color:var(--dim);font-weight:500;font-size:11.5px;padding:8px 10px;
  border-bottom:1px solid var(--line);white-space:nowrap;background:#0c1219;
}
td{padding:9px 10px;border-bottom:1px solid rgba(28,40,54,.6);white-space:nowrap;color:#b3c3d5}
tbody tr:hover{background:rgba(255,255,255,.02)}
.num{font-family:ui-monospace,Consolas,monospace}
.pos{color:var(--up)}
.neg{color:var(--down)}
.muted{color:var(--dim)}
.tiny{font-size:11px}
.tag{display:inline-block;font-size:10.5px;padding:1px 7px;border-radius:4px;border:1px solid var(--line2);color:var(--dim)}
.tag.green{color:var(--up);border-color:rgba(14,203,129,.35);background:rgba(14,203,129,.08)}
.tag.red{color:var(--down);border-color:rgba(246,70,93,.35);background:rgba(246,70,93,.08)}
.tag.blue{color:var(--blue);border-color:rgba(61,139,255,.35);background:rgba(61,139,255,.08)}
.tag.gray{color:var(--dim2)}

/* ---------- 按钮 ---------- */
.btn{
  background:#16202b;border:1px solid var(--line2);color:var(--text);padding:7px 13px;border-radius:8px;
  cursor:pointer;font-size:12.5px;transition:.15s;white-space:nowrap;
}
.btn:hover{border-color:#35495d;background:#1a2734}
.btn.primary{background:linear-gradient(135deg,#00d4aa,#0a9f86);border-color:transparent;color:#03130f;font-weight:700}
.btn.primary:hover{filter:brightness(1.06)}
.btn.danger{background:rgba(246,70,93,.12);border-color:rgba(246,70,93,.35);color:#ff8b9a}
.btn.ghost{background:transparent}
.btn.sm{padding:4px 9px;font-size:11.5px;border-radius:6px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-group{display:flex;gap:6px;flex-wrap:wrap}

/* ---------- 表单 ---------- */
.form{display:grid;gap:12px}
.f2{grid-template-columns:1fr 1fr}
.f3{grid-template-columns:1fr 1fr 1fr}
.f4{grid-template-columns:repeat(4,1fr)}
.field label{display:block;font-size:11.5px;color:var(--dim);margin-bottom:5px;letter-spacing:.2px}
.field input,.field select,.field textarea{
  width:100%;background:#0a1017;border:1px solid var(--line);border-radius:8px;padding:8px 10px;outline:none;transition:.15s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--acc);box-shadow:0 0 0 3px rgba(0,212,170,.1)}
.field textarea{resize:vertical;min-height:70px;font-family:ui-monospace,Consolas,monospace;line-height:1.7;font-size:12.5px}
.hint{font-size:11px;color:var(--dim2);margin-top:4px;line-height:1.6}

/* ---------- 卡片/KPI ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:14px}
.kpi{background:#0c131b;border:1px solid var(--line);border-radius:10px;padding:11px 13px}
.kpi .k{font-size:11px;color:var(--dim);letter-spacing:.3px}
.kpi .v{font-size:20px;font-weight:700;font-family:ui-monospace,Consolas,monospace;margin-top:2px}
.kpi .s{font-size:11px;color:var(--dim2);margin-top:1px}
.card-item{
  border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#0c131b;
  display:flex;gap:12px;align-items:center;flex-wrap:wrap;
}
.card-item + .card-item{margin-top:9px}
.card-item .meta{flex:1;min-width:180px}
.card-item .name{font-weight:600;font-size:13.5px;color:#dceaf9}
.card-item .desc{font-size:11.5px;color:var(--dim);margin-top:3px;line-height:1.6}
.card-item .stats{display:flex;gap:16px;font-size:11px;color:var(--dim)}
.card-item .stats b{display:block;font-size:14px;color:var(--text);font-family:ui-monospace,Consolas,monospace}

/* ---------- 空态 ---------- */
.empty{text-align:center;padding:38px 10px;color:var(--dim2)}
.empty .ico{font-size:26px;opacity:.5;margin-bottom:8px}
.empty p{margin:4px 0;font-size:12px}

/* ---------- 弹窗 ---------- */
.mask{position:fixed;inset:0;background:rgba(3,6,10,.72);backdrop-filter:blur(3px);z-index:60;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:var(--panel);border:1px solid var(--line2);border-radius:14px;width:min(680px,96vw);max-height:88vh;display:flex;flex-direction:column;box-shadow:0 24px 80px rgba(0,0,0,.6)}
.modal.wide{width:min(960px,96vw)}
.modal.slim{width:min(460px,96vw)}
.modal-head{display:flex;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);flex-shrink:0}
.modal-head h3{margin:0;font-size:14.5px;font-weight:600}
.modal-head .x{margin-left:auto;cursor:pointer;color:var(--dim);font-size:18px;line-height:1;padding:2px 6px}
.modal-head .x:hover{color:var(--text)}
.modal-body{padding:16px 18px;overflow:auto;flex:1}
.modal-foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end;flex-shrink:0}

/* ---------- toast ---------- */
#toasts{position:fixed;top:64px;right:18px;z-index:90;display:flex;flex-direction:column;gap:8px}
.toast{background:rgba(16,24,33,.97);border:1px solid var(--line2);border-left:3px solid var(--acc);padding:10px 14px;border-radius:8px;font-size:12.5px;max-width:340px;box-shadow:0 10px 30px rgba(0,0,0,.4);animation:slide .25s}
.toast.err{border-left-color:var(--down)}
.toast.warn{border-left-color:var(--warn)}
@keyframes slide{from{transform:translateX(16px);opacity:0}to{transform:none;opacity:1}}

/* ---------- 登录页 ---------- */
.auth-wrap{height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(900px 500px at 60% -10%,#0d2028,#070a0e 65%)}
.auth{width:min(400px,94vw);background:rgba(15,21,29,.92);border:1px solid var(--line2);border-radius:16px;padding:26px;box-shadow:0 30px 80px rgba(0,0,0,.55)}
.auth .brand{justify-content:center;margin-bottom:4px}
.auth h2{text-align:center;font-size:17px;margin:8px 0 2px}
.auth p.sub{text-align:center;color:var(--dim);font-size:12px;margin:0 0 18px}
.auth .tabs{display:flex;background:#0a1017;border:1px solid var(--line);border-radius:9px;padding:3px;margin-bottom:16px}
.auth .tabs div{flex:1;text-align:center;padding:7px;border-radius:7px;cursor:pointer;color:var(--dim);font-size:12.5px}
.auth .tabs div.on{background:rgba(0,212,170,.12);color:var(--acc);font-weight:600}
.auth .field{margin-bottom:10px}
.auth .btn{width:100%;margin-top:6px;padding:10px}
.auth .foot{text-align:center;font-size:11px;color:var(--dim2);margin-top:14px;line-height:1.7}

/* ---------- 策略编辑器 ---------- */
.editor-tabs{display:flex;gap:6px;margin-bottom:10px}
.editor-tabs .subtab{padding:5px 12px}
.code-area{
  width:100%;min-height:320px;background:#080d12;border:1px solid var(--line);border-radius:10px;
  padding:12px;font-family:ui-monospace,Consolas,monospace;font-size:12.5px;line-height:1.75;color:#a9e6d5;resize:vertical;
  tab-size:2;
}
.cond-row{display:grid;grid-template-columns:1.25fr .7fr 1.25fr 34px;gap:8px;align-items:center;margin-bottom:7px}
.cond-row input,.cond-row select{background:#0a1017;border:1px solid var(--line);border-radius:7px;padding:6px 8px;outline:none;width:100%}
.cond-row .del{background:transparent;border:1px solid var(--line);border-radius:7px;color:var(--dim);cursor:pointer;height:31px}
.cond-row .del:hover{color:var(--down);border-color:rgba(246,70,93,.4)}
.cond-block{border:1px solid var(--line);border-radius:10px;padding:11px 12px;margin-bottom:12px;background:#0b1118}
.cond-block h4{margin:0 0 9px;font-size:12.5px;color:var(--acc);display:flex;align-items:center;gap:8px}
.cond-block h4 .tag{font-weight:400}

/* ---------- 策略广场预览 ---------- */
pre.code{
  background:#080d12;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:12px;
  line-height:1.7;color:#9fe8d8;overflow:auto;max-height:300px;font-family:ui-monospace,Consolas,monospace;
}

/* ---------- 移动端 ---------- */
@media (max-width: 900px){
  .topbar{height:auto;flex-wrap:wrap;padding:8px 10px;gap:8px}
  .topbar .brand small{display:none}
  .shell{height:auto;min-height:calc(100vh - 52px)}
  .chart-area{height:46vh;flex:none}
  .panel{height:auto;max-height:none}
  .panel-body{padding:10px}
  body{overflow:auto}
  .f2,.f3,.f4{grid-template-columns:1fr 1fr}
  .cond-row{grid-template-columns:1fr 1fr;position:relative;padding-right:30px}
  .cond-row .del{position:absolute;right:0;top:0;width:26px}
  .kpis{grid-template-columns:1fr 1fr}
  table{font-size:11.5px}
  th,td{padding:7px 8px}
  .chart-legend{display:none}
}