:root{
  --bg:#070a12;
  --bg-soft:#0b101c;
  --panel:rgba(16,22,36,.86);
  --panel-solid:#10162a;
  --line:rgba(120,140,180,.16);
  --line-strong:rgba(120,140,180,.3);
  --text:#e8edf8;
  --text-dim:#95a1bb;
  --text-mute:#6b7690;
  --accent:#6d5efc;
  --accent-2:#21d4fd;
  --accent-3:#8b5cf6;
  --ok:#22c55e;
  --warn:#f59e0b;
  --bad:#ef4444;
  --radius:16px;
  --shadow:0 24px 64px rgba(0,0,0,.45);
  --font:"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:var(--font);color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(109,94,252,.22),transparent 60%),
    radial-gradient(760px 480px at 92% 0%,rgba(33,212,253,.14),transparent 62%),
    radial-gradient(900px 700px at 60% 120%,rgba(139,92,246,.12),transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(120,140,180,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,140,180,.06) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
[hidden]{display:none !important}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:rgba(120,140,180,.26);border-radius:8px}
::-webkit-scrollbar-track{background:transparent}

/* ---------------- login ---------------- */
.login-screen{position:relative;z-index:1;min-height:100%;display:grid;place-items:center;padding:32px}
.login-card{
  width:min(430px,100%);padding:40px 38px 34px;border-radius:24px;position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(22,28,46,.94),rgba(12,16,28,.96));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);backdrop-filter:blur(18px);
  animation:rise .5s ease both;
}
.login-card::before{
  content:"";position:absolute;inset:-2px;border-radius:26px;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,rgba(109,94,252,.7),rgba(33,212,253,.35),transparent 55%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.login-card .mark{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 12px 30px rgba(109,94,252,.4)}
.login-card h1{margin:20px 0 6px;font-size:26px;letter-spacing:.5px}
.login-card .sub{margin:0 0 26px;color:var(--text-dim);font-size:13px;letter-spacing:2px;text-transform:uppercase}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;color:var(--text-dim);margin-bottom:8px;letter-spacing:.4px}
.input,select.input,textarea.input{
  width:100%;padding:12px 14px;border-radius:12px;background:rgba(8,12,22,.85);
  border:1px solid var(--line);outline:none;transition:.18s;color:var(--text)
}
.input:focus{border-color:rgba(109,94,252,.75);box-shadow:0 0 0 4px rgba(109,94,252,.16)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:12px;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.04);color:var(--text);transition:.18s;
  font-size:13.5px;white-space:nowrap
}
.btn:hover{background:rgba(255,255,255,.08);border-color:rgba(120,140,180,.45);transform:translateY(-1px)}
.btn.primary{background:linear-gradient(135deg,var(--accent),#4f46e5);border-color:transparent;
  box-shadow:0 12px 26px rgba(109,94,252,.32)}
.btn.primary:hover{background:linear-gradient(135deg,#7a6bff,#5b52f0)}
.btn.ghost{background:transparent}
.btn.sm{padding:6px 11px;border-radius:9px;font-size:12.5px}
.btn.danger{color:#ffb3b3;border-color:rgba(239,68,68,.4);background:rgba(239,68,68,.12)}
.btn.danger:hover{background:rgba(239,68,68,.2)}
.btn.lg{width:100%;padding:13px;font-size:14.5px;margin-top:6px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.login-error{min-height:18px;font-size:12.5px;color:#ff9a9a;margin:2px 0 6px}
.login-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:12px;color:var(--text-mute);line-height:1.7}

/* ---------------- shell ---------------- */
.shell{position:relative;z-index:1;display:grid;grid-template-columns:248px 1fr;min-height:100%}
.sidebar{
  position:sticky;top:0;height:100vh;padding:22px 16px 26px;display:flex;flex-direction:column;gap:22px;
  background:linear-gradient(180deg,rgba(13,18,31,.94),rgba(8,12,21,.9));
  border-right:1px solid var(--line);backdrop-filter:blur(12px)
}
.brand{display:flex;align-items:center;gap:12px;padding:0 6px}
.brand .mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 10px 24px rgba(109,94,252,.35)}
.brand strong{display:block;font-size:15.5px;letter-spacing:.4px}
.brand small{display:block;color:var(--text-mute);font-size:11.5px;letter-spacing:2px;margin-top:3px}
.nav{display:flex;flex-direction:column;gap:4px}
.nav a{display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:11px;color:var(--text-dim);
  font-size:13.5px;transition:.16s;border:1px solid transparent}
.nav a svg{opacity:.8}
.nav a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.nav a.active{background:linear-gradient(90deg,rgba(109,94,252,.22),rgba(33,212,253,.08));
  color:#fff;border-color:rgba(109,94,252,.35);box-shadow:inset 0 0 22px rgba(109,94,252,.12)}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding:0 6px}
.health{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-dim)}
.health i{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);
  animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

main{padding:26px 34px 60px;min-width:0}
.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.topbar h1{margin:0;font-size:23px;letter-spacing:.4px}
.topbar p{margin:6px 0 0;color:var(--text-mute);font-size:12.5px;letter-spacing:.3px}
.topbar-actions{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-dim)}
.avatar{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-size:13px;
  background:linear-gradient(135deg,rgba(109,94,252,.5),rgba(33,212,253,.35));border:1px solid var(--line-strong)}

/* ---------------- cards / panels ---------------- */
.grid{display:grid;gap:16px}
.kpis{grid-template-columns:repeat(auto-fit,minmax(198px,1fr))}
.kpi{
  position:relative;overflow:hidden;padding:20px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(14px)
}
.kpi::after{content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(109,94,252,.28),transparent 70%)}
.kpi .label{font-size:12.5px;color:var(--text-dim);letter-spacing:.4px}
.kpi .value{font-size:32px;font-weight:600;margin:10px 0 4px;letter-spacing:.5px;
  font-variant-numeric:tabular-nums}
.kpi .hint{font-size:12px;color:var(--text-mute)}
.kpi.accent .value{background:linear-gradient(120deg,#fff,#9db4ff);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent}
.panel{padding:20px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(14px)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}
.panel-head h2{margin:0;font-size:15px;letter-spacing:.4px}
.panel-head .sub{color:var(--text-mute);font-size:12px}
.two{grid-template-columns:1.55fr 1fr}
@media (max-width:1180px){.two{grid-template-columns:1fr}}

/* chart */
.chart{width:100%;height:220px;display:block}
.chart .area{fill:url(#areaGrad)}
.chart .line{fill:none;stroke:url(#lineGrad);stroke-width:2.4;stroke-linecap:round}
.chart .dot{fill:#0b101c;stroke:var(--accent-2);stroke-width:2}
.chart .axis{fill:var(--text-mute);font-size:10.5px}
.chart .grid-line{stroke:rgba(120,140,180,.14);stroke-dasharray:3 5}

/* table */
.table-wrap{overflow:auto;border-radius:12px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:760px}
thead th{
  position:sticky;top:0;background:#0d1322;text-align:left;padding:12px 14px;color:var(--text-dim);
  font-weight:500;letter-spacing:.4px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:12.5px
}
tbody td{padding:12px 14px;border-bottom:1px solid rgba(120,140,180,.09);vertical-align:middle}
tbody tr:hover{background:rgba(255,255,255,.028)}
tbody tr:last-child td{border-bottom:none}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;letter-spacing:.4px}
.code-cell{display:flex;align-items:center;gap:6px;flex-wrap:nowrap;white-space:nowrap}
.code-cell .reveal{background:none;border:none;color:var(--text-mute);padding:2px 4px;font-size:11px;white-space:nowrap;
  border:1px solid rgba(120,140,180,.22);border-radius:6px;line-height:1.5}
.code-cell .reveal:hover{color:#fff;border-color:rgba(109,94,252,.6);background:rgba(109,94,252,.16)}
td.nw,th.nw{white-space:nowrap}
.mono.trunc{display:inline-block;max-width:250px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:middle}
.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:11.5px;
  border:1px solid transparent;letter-spacing:.3px;white-space:nowrap}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.pill.unused{color:#9db4ff;background:rgba(109,94,252,.12);border-color:rgba(109,94,252,.3)}
.pill.active{color:#5ff0a1;background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.28)}
.pill.disabled{color:#ffb0b0;background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.28)}
.pill.expired{color:#ffd489;background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.28)}
.pill.neutral{color:var(--text-dim);background:rgba(120,140,180,.1);border-color:var(--line)}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.toolbar .grow{flex:1}
.toolbar .input{width:auto;min-width:200px}
.pager{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;
  color:var(--text-mute);font-size:12.5px}
.pager .btn{min-width:74px}
.empty{padding:44px;text-align:center;color:var(--text-mute);font-size:13px}

/* modal & toast */
.modal-mask{position:fixed;inset:0;z-index:60;background:rgba(4,7,14,.72);backdrop-filter:blur(6px);
  display:grid;place-items:center;padding:24px;animation:fade .18s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{width:min(560px,100%);max-height:86vh;overflow:auto;padding:26px;border-radius:20px;
  background:linear-gradient(180deg,#121a2c,#0c1120);border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.modal h3{margin:0 0 6px;font-size:17px}
.modal .sub{color:var(--text-mute);font-size:12.5px;margin:0 0 20px}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.code-list{margin:16px 0 0;padding:14px;border-radius:12px;background:rgba(8,12,22,.9);border:1px solid var(--line);
  max-height:240px;overflow:auto;font-family:ui-monospace,Menlo,monospace;font-size:13px;line-height:1.9;
  color:#bcd0ff;letter-spacing:.6px;user-select:all}
.toast-root{position:fixed;right:22px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:10px}
.toast{padding:12px 16px;border-radius:12px;background:#121a2c;border:1px solid var(--line-strong);
  box-shadow:var(--shadow);font-size:13px;animation:rise .25s ease both;max-width:360px}
.toast.ok{border-color:rgba(34,197,94,.4)}
.toast.bad{border-color:rgba(239,68,68,.45)}
.kv{display:grid;grid-template-columns:110px 1fr;gap:10px 14px;font-size:13px}
.kv dt{color:var(--text-mute)}
.kv dd{margin:0;word-break:break-all}
.section-note{margin:0 0 18px;padding:12px 14px;border-radius:12px;font-size:12.5px;line-height:1.7;
  color:#c6d2ef;background:rgba(109,94,252,.1);border:1px solid rgba(109,94,252,.24)}
.tag{display:inline-block;padding:3px 8px;border-radius:7px;font-size:11.5px;
  background:rgba(33,212,253,.1);color:#9fe6ff;border:1px solid rgba(33,212,253,.22)}
.switch-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;
  border-bottom:1px solid rgba(120,140,180,.1)}
.switch-row:last-child{border-bottom:none}
.switch-row .t{font-size:13.5px}
.switch-row .d{font-size:12px;color:var(--text-mute);margin-top:4px}