:root{
  --blue:#2f6bd8; --blue-d:#2457b3; --bg:#f2f4f7; --line:#e2e6ec;
  --ok:#16a34a; --warn:#e8590c; --err:#dc2626;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:#1f2329;font-size:14px}
button{font-family:inherit;cursor:pointer}
a{color:var(--blue);text-decoration:none}

/* 登录 */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#eef3fb,#dfe9f7)}
.login-card{background:#fff;padding:40px 44px;border-radius:14px;box-shadow:0 12px 40px rgba(30,60,120,.12);width:360px}
.login-card h1{font-size:22px;color:#16233a;margin-bottom:6px;text-align:center}
.login-card p.sub{color:#8a94a6;margin-bottom:28px;text-align:center;font-size:13px}
.login-card input{width:100%;padding:11px 12px;margin-bottom:14px;border:1px solid var(--line);
  border-radius:8px;font-size:14px}
.login-card button{width:100%;padding:11px;background:var(--blue);color:#fff;border:none;border-radius:8px;font-size:15px}
.login-card button:hover{background:var(--blue-d)}
.login-err{color:var(--err);margin-bottom:10px;text-align:center;min-height:18px}

/* 主界面布局 */
.app{display:flex;min-height:100vh}
.side{width:204px;background:#1b2740;color:#c9d2e2;padding-top:16px;flex-shrink:0}
.side .logo{padding:0 20px 16px;font-size:16px;font-weight:700;color:#fff;border-bottom:1px solid #2a3a5c;margin-bottom:8px}
.side .logo small{display:block;font-weight:400;font-size:12px;color:#7e8bab}
.side a{display:flex;align-items:center;gap:10px;padding:12px 20px;color:#c9d2e2;font-size:14px}
.side a:hover{background:#233356}
.side a.active{background:#2f6bd8;color:#fff}
.side .logout{margin-top:auto;border-top:1px solid #2a3a5c;padding:12px 20px;cursor:pointer;font-size:13px;color:#8a94a6}
.side .logout:hover{color:#fff}
.side .menu{display:flex;flex-direction:column;height:calc(100vh - 100px)}

.main{flex:1;padding:22px 26px;overflow:auto}
.page{display:none}
.page.active{display:block}

.panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin-bottom:18px}
.panel h2{font-size:17px;color:#16233a;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.panel h3{font-size:14px;color:#39445a;margin:6px 0 10px}

.bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:#fff;border:1px solid var(--line);
  border-radius:8px;font-size:14px;color:#333}
.btn:hover{border-color:var(--blue);color:var(--blue)}
.btn.primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn.primary:hover{background:var(--blue-d);color:#fff}
.btn.ok{background:var(--ok);color:#fff;border-color:var(--ok)}
.btn.ok:hover{opacity:.9;color:#fff}
.btn.warn{background:#fff;color:var(--warn);border-color:var(--warn)}
.btn.danger{background:#fff;color:var(--err);border-color:var(--err)}
.btn.danger:hover{background:var(--err);color:#fff}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-mini{display:inline-flex;align-items:center;gap:3px;padding:3px 8px;font-size:12px;border:1px solid var(--line);border-radius:5px;background:#fff;cursor:pointer;color:var(--blue)}
.btn-mini:hover{border-color:var(--blue)}
.btn-mini.danger{color:var(--err);border-color:var(--err)}
.btn-mini.danger:hover{background:var(--err);color:#fff}
.ops{display:flex;gap:4px;flex-wrap:wrap}

input.in,select.in,textarea.in{padding:8px 10px;border:1px solid var(--line);border-radius:7px;font-size:14px;font-family:inherit}
input.in:focus,textarea.in:focus,select.in:focus{outline:none;border-color:var(--blue)}
textarea.in{width:100%;resize:vertical}

table.tbl{width:100%;border-collapse:collapse;font-size:13px}
table.tbl th,table.tbl td{border:1px solid var(--line);padding:7px 9px;text-align:left;white-space:nowrap}
table.tbl th{background:#f5f7fa;color:#39445a;font-weight:600}
table.tbl tr:hover td{background:#f8faff}
table.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl-wrap{overflow:auto;max-height:60vh}

.muted{color:#8a94a6}
.smsmall{font-size:12px;color:#8a94a6}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px}
.tag.ok{background:#e8f7ee;color:var(--ok)}
.tag.warn{background:#fdefe3;color:var(--warn)}
.tag.idle{background:#eef1f6;color:#6b7590}
.tag.err{background:#fdeaea;color:var(--err)}
.tag.blue{background:#e8f0fd;color:var(--blue)}

.chk{width:16px;height:16px;cursor:pointer}
.hint{font-size:12px;color:#8a94a6;margin-top:6px}

/* 弹窗 */
.modal-bg{position:fixed;inset:0;background:rgba(20,30,50,.45);display:none;align-items:center;justify-content:center;z-index:50}
.modal-bg.show{display:flex}
.modal{background:#fff;border-radius:12px;padding:22px 24px;max-width:760px;width:94%;max-height:88vh;overflow:auto;box-shadow:0 16px 60px rgba(0,0,0,.25)}
.modal h3{font-size:17px;color:#16233a;margin-bottom:14px}
.modal .row{display:flex;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.modal .row label{flex:1;min-width:140px;display:flex;flex-direction:column;gap:4px;font-size:12px;color:#6b7590}
.modal .row label input,.modal .row label select{padding:7px 9px;border:1px solid var(--line);border-radius:7px;font-size:13px}
.modal .actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.preview-box{border:1px solid var(--line);border-radius:8px;padding:12px;background:#fafbfd}
.preview-box img{max-width:100%;border-radius:6px}

.toast{position:fixed;top:22px;left:50%;transform:translateX(-50%);z-index:99;padding:11px 22px;border-radius:8px;
  color:#fff;font-size:14px;display:none;box-shadow:0 6px 24px rgba(0,0,0,.2)}
.toast.show{display:block}
.toast.ok{background:var(--ok)} .toast.err{background:var(--err)} .toast.info{background:#37476b}