:root{
  --bg:#0f1115; --panel:#171a21; --panel2:#1e222b; --line:#2a2f3a;
  --text:#e8ecf3; --muted:#98a2b3; --accent:#4c8dff; --accent2:#3b7bff;
  --ok:#2ecc71; --warn:#f5a623; --err:#ff5c5c;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--accent);text-decoration:none}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;
  border-bottom:1px solid var(--line);background:rgba(23,26,33,.9);position:sticky;top:0;z-index:10;backdrop-filter:blur(6px)}
.brand{font-weight:600;letter-spacing:.5px}
.brand small{color:var(--muted);font-weight:400;margin-left:8px}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;border:1px solid var(--line);
  background:var(--panel2);color:var(--text);cursor:pointer;font-size:14px;transition:.15s}
.btn:hover{border-color:var(--accent);color:#fff}
.btn-primary{background:linear-gradient(180deg,var(--accent),var(--accent2));border-color:transparent;color:#fff;font-weight:600}
.btn-primary:hover{filter:brightness(1.08)}
.btn-danger{border-color:#5a2a2a;color:#ffb4b4}
.btn-danger:hover{border-color:var(--err);color:#fff;background:#3a1d1d}
.btn-sm{padding:6px 10px;font-size:13px;border-radius:8px}
.wrap{max-width:720px;margin:0 auto;padding:26px 18px 60px}
.wrap.wide{max-width:1080px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:18px}
h1{font-size:22px;margin:0 0 6px}
h2{font-size:17px;margin:0 0 14px}
p.sub{color:var(--muted);margin:0 0 18px;font-size:14px;line-height:1.7}
label{display:block;font-size:13px;color:var(--muted);margin:0 0 6px}
input[type=text],input[type=password]{width:100%;padding:13px 14px;border-radius:10px;border:1px solid var(--line);
  background:#12151b;color:var(--text);font-size:16px;outline:none}
input:focus{border-color:var(--accent)}
.field{margin-bottom:16px}
.hint{color:var(--muted);font-size:12px;margin-top:6px;line-height:1.6}
.alert{border-radius:10px;padding:12px 14px;font-size:14px;margin-top:16px;line-height:1.6;display:none}
.alert.show{display:block}
.alert.ok{background:rgba(46,204,113,.12);border:1px solid rgba(46,204,113,.5);color:#a9f0c6}
.alert.err{background:rgba(255,92,92,.12);border:1px solid rgba(255,92,92,.5);color:#ffc2c2}
.alert.info{background:rgba(76,141,255,.12);border:1px solid rgba(76,141,255,.45);color:#c3d8ff}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--muted);font-weight:500;font-size:13px}
tr:hover td{background:rgba(255,255,255,.02)}
.tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.tab{padding:8px 14px;border-radius:999px;border:1px solid var(--line);cursor:pointer;font-size:14px;color:var(--muted);background:transparent}
.tab.active{background:var(--panel2);color:#fff;border-color:var(--accent)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}
.row .field{flex:1;min-width:180px;margin-bottom:0}
.muted{color:var(--muted)}
.tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;border:1px solid var(--line);color:var(--muted)}
.tag.web{border-color:rgba(76,141,255,.5);color:#a9c8ff}
.tag.manual{border-color:rgba(245,166,35,.5);color:#ffd699}
.switch{display:flex;align-items:center;gap:10px;margin:10px 0}
.switch input{width:18px;height:18px;accent-color:var(--accent)}
.empty{color:var(--muted);font-size:14px;padding:16px 0;text-align:center}
.footer{color:var(--muted);font-size:12px;text-align:center;margin-top:24px;line-height:1.8}
.code-badge{display:inline-block;background:var(--panel2);border:1px dashed var(--line);padding:2px 8px;border-radius:6px;font-family:ui-monospace,Consolas,monospace}
@media (max-width:560px){.wrap{padding:16px 12px 50px}.card{padding:16px}h1{font-size:19px}}