:root{
  --sidebar:#0b1526; --sidebar-2:#12203a; --accent:#19a4dd; --accent-2:#0d84b8;
  --bg:#f4f6fa; --card:#ffffff; --line:#e3e8ef; --text:#1a2333; --muted:#66738a;
  --green:#178a4c; --green-bg:#e8f7ee; --amber:#a36a00; --amber-bg:#fdf3dd;
  --red:#c0392b; --red-bg:#fdecea;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:15px}
a{color:var(--accent-2);text-decoration:none}
.layout{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--sidebar);color:#cdd8ea;display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;flex-shrink:0}
.brand{display:flex;gap:10px;align-items:center;padding:16px 14px;border-bottom:1px solid #1d2c47}
.brand img{width:46px;height:auto;border-radius:4px;display:block}
.brand-name{font-weight:700;color:#fff;font-size:15px}
.brand-sub{font-size:11px;color:#8fa2c0}
.sidebar nav{flex:1;padding:10px 8px;overflow-y:auto}
.sidebar nav a{display:block;color:#c3cfe2;padding:10px 12px;border-radius:8px;margin:2px 0;font-size:14px}
.sidebar nav a:hover{background:var(--sidebar-2);color:#fff}
.sidebar nav a.active{background:var(--sidebar-2);color:#fff;outline:1.5px solid var(--accent)}
.sidebar-foot{padding:12px 14px;border-top:1px solid #1d2c47;font-size:13px}
.sidebar-foot .who span{color:#8fa2c0;font-size:12px}
.sidebar-foot .logout{display:inline-block;margin-top:8px;color:#9fd7f2}
.sidebar-foot .version{margin-top:10px;color:#5f7396;font-size:11px}
.content{flex:1;padding:18px 26px 40px;min-width:0}
.topbar{display:flex;gap:16px;align-items:center;margin-bottom:14px}
.search{flex:1}
.search input{width:100%;max-width:560px;padding:10px 14px;border:1px solid var(--line);
  border-radius:10px;font-size:14px;background:#fff}
.clock{color:var(--muted);font-size:13px;white-space:nowrap}
h1{font-size:24px;margin:8px 0 2px}
.sub{color:var(--muted);margin:0 0 18px;font-size:14px}
h2{font-size:17px;margin:26px 0 10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:16px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-bottom:16px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat .n{font-size:26px;font-weight:700}
.stat .l{color:var(--muted);font-size:13px}
.stat .warn{color:var(--red);font-size:12px;font-weight:600}
table{width:100%;border-collapse:collapse;font-size:14px}
th{ text-align:left;color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;
  letter-spacing:.02em;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:none}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600}
.b-green{background:var(--green-bg);color:var(--green)}
.b-amber{background:var(--amber-bg);color:var(--amber)}
.b-red{background:var(--red-bg);color:var(--red)}
.b-grey{background:#eef1f6;color:var(--muted)}
.b-blue{background:#e3f2fb;color:var(--accent-2)}
.btn{display:inline-block;background:var(--sidebar);color:#fff;border:none;border-radius:9px;
  padding:9px 16px;font-size:14px;cursor:pointer;font-weight:600}
.btn:hover{background:#16233c}
.btn-accent{background:var(--accent-2)}
.btn-accent:hover{background:#0a6e9a}
.btn-small{padding:5px 11px;font-size:13px;border-radius:7px}
.btn-ghost{background:transparent;color:var(--accent-2);border:1px solid var(--line)}
.btn-ghost:hover{background:#f0f7fb}
form.inline{display:inline}
label{display:block;font-size:13px;font-weight:600;margin:12px 0 4px}
label .req{color:var(--red)}
input[type=text],input[type=number],input[type=date],input[type=email],input[type=password],
input[type=search],input[type=datetime-local],select,textarea{
  width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px;
  background:#fff;font-family:inherit}
textarea{min-height:80px}
textarea.mono{font-family:ui-monospace,Menlo,Consolas,monospace;min-height:150px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 18px}
.flash{background:#e8f7ee;border:1px solid #bfe6cf;color:var(--green);padding:10px 14px;
  border-radius:10px;margin-bottom:12px;font-size:14px}
.error{background:var(--red-bg);border:1px solid #f2c3bd;color:var(--red);padding:10px 14px;
  border-radius:10px;margin-bottom:12px;font-size:14px}
.muted{color:var(--muted)}
.small{font-size:13px}
.right{text-align:right}
.mt{margin-top:14px}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.mine{border-left:4px solid var(--accent)}
.mine-alert{border-left:4px solid var(--red);background:#fffafa}
.timeline{list-style:none;margin:0;padding:0}
.timeline li{padding:10px 0 10px 22px;border-left:2px solid var(--line);margin-left:8px;position:relative}
.timeline li::before{content:'';width:10px;height:10px;border-radius:50%;background:var(--accent);
  position:absolute;left:-6px;top:16px}
.timeline li.pending::before{background:#c8d2e0}
.ipbox{background:#f1f7fb;border:1px solid #d5e8f3;border-radius:10px;padding:12px 16px;
  display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.ipbox code{background:#fff;border:1px solid var(--line);padding:2px 8px;border-radius:6px;font-size:14px}
.ok-text{color:var(--green);font-weight:600}
.warn-text{color:var(--red);font-weight:600}
.help{background:#f7f9fc;border:1px solid var(--line);border-radius:10px;padding:12px 16px;
  font-size:13px;color:var(--muted)}
.help code{background:#eef1f6;padding:1px 6px;border-radius:5px;color:var(--text)}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}
.login-card{width:400px;max-width:92vw;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:30px 30px 26px}
.login-card img{width:64px;display:block;margin:0 auto 10px;border-radius:6px}
.login-card h1{text-align:center;font-size:20px;margin:0 0 2px}
.login-card .sub{text-align:center}
.checkline{display:flex;align-items:flex-start;gap:9px;margin:14px 0}
.checkline input{width:auto;margin-top:3px}
.checkline .hint{color:var(--muted);font-size:13px}
@media (max-width:860px){
  .layout{flex-direction:column}
  .sidebar{width:100%;height:auto;position:static}
  .sidebar nav{display:flex;flex-wrap:wrap}
  .sidebar nav a{padding:8px 10px}
  .grid2,.grid3{grid-template-columns:1fr}
  .content{padding:14px}
  table{display:block;overflow-x:auto}
}
@media print{
  .sidebar,.topbar,.no-print{display:none !important}
  .content{padding:0}
  body{background:#fff}
}