:root{color-scheme:dark;--bg:#080f1b;--panel:#101e31;--border:#243950;--muted:#91a7bf;--text:#e8f1fc;--blue:#66c7ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 10% 10%,#123251 0,transparent 45%),var(--bg);color:var(--text);font:15px/1.6 "Microsoft YaHei",system-ui,sans-serif;min-height:100vh}header{padding:22px 4%;display:flex;align-items:center;gap:22px;border-bottom:1px solid var(--border);background:#08121de6}.brand{font-size:23px;font-weight:700;letter-spacing:2px;color:var(--text);text-decoration:none}.brand span{display:block;font-size:10px;color:var(--muted);letter-spacing:2px}#identity{margin-left:auto;color:var(--muted)}main{max-width:1440px;margin:auto;padding:36px 4%}.login{display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:80px;min-height:72vh}.eyebrow{font-size:12px;color:var(--blue);letter-spacing:4px;font-weight:700}h1{font-size:46px;line-height:1.3;letter-spacing:-1px;margin:18px 0}h2{font-size:22px;margin:0 0 22px}p{color:var(--muted)}.card{background:linear-gradient(145deg,#13263b,#0e1b2c);border:1px solid var(--border);border-radius:18px;padding:30px;box-shadow:0 18px 60px #0003}label{display:block;color:#bdcfe3;font-size:13px;margin:12px 0}input,select,textarea,button{font:inherit;border-radius:8px;border:1px solid #344c66;padding:11px 13px;color:var(--text);background:#0b1726;max-width:100%}label>input:not([type=checkbox]),label>select,textarea{display:block;width:100%;margin-top:7px}input:focus,select:focus,textarea:focus{outline:2px solid #4aa8df}input[type=checkbox]{width:17px;height:17px;accent-color:#65c5ff}button{cursor:pointer;white-space:nowrap;background:#172e46;transition:background .15s}button:hover{background:#274d6b}button:disabled{opacity:.45;cursor:default}.primary{background:var(--blue);color:#061523;border-color:var(--blue);font-weight:700}.primary:hover{background:#9cddff}#login-form>.primary{width:100%;margin-top:15px}.hint{font-size:12px;line-height:1.7}.features,.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:18px 0}.features>span{font-size:12px;border:1px solid var(--border);padding:6px 12px;border-radius:30px;color:#a3c6e8}.features label{margin:0}.topline{display:flex;justify-content:space-between;align-items:center}.topline h1{font-size:30px;margin:8px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:25px 0}.stats article{padding:20px 24px;background:#101e30;border:1px solid var(--border);border-radius:12px}.stats span{color:var(--muted);display:block;font-size:13px}.stats strong{font-size:31px;color:#c7eaff}.stats small{font-size:14px}nav{display:flex;gap:8px;margin:26px 0 18px;overflow:auto}nav button{border:0;background:transparent;color:var(--muted)}nav button.active{background:#20405c;color:#d8f1ff}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}.inline{display:flex;align-items:center;gap:9px}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:9px}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}th{background:#172b40;color:#a7c2de;white-space:nowrap}td,th{padding:14px 13px;border-bottom:1px solid #20344b;vertical-align:top}td small{display:block;color:var(--muted);max-width:250px;overflow-wrap:anywhere}td button{padding:5px 10px;font-size:12px}.empty{text-align:center;color:var(--muted);padding:35px}.danger{color:#ffb2b2}details{border-top:1px solid var(--border);margin-top:25px;padding-top:20px}summary{cursor:pointer;font-size:17px}pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:260px;overflow:auto;color:#a4d9fd;font-size:12px}#message{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);border:1px solid #426b8d;background:#132b40;padding:14px 22px;border-radius:12px;max-width:90vw;z-index:20;box-shadow:0 8px 30px #0008}#message:empty{display:none}footer{text-align:center;padding:24px;color:#6e879e;font-size:12px}[hidden]{display:none!important}@media(max-width:760px){header{padding:16px 5%;gap:10px}.brand{font-size:19px}#identity{font-size:11px;max-width:130px}main{padding:24px 5%}.login{grid-template-columns:1fr;gap:28px;min-height:0}.login h1{font-size:34px}.login .features{display:none}.card{padding:22px 18px}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.stats article{padding:14px}.grid{grid-template-columns:1fr}.actions{gap:8px}.actions input{width:100%}nav button{font-size:13px;padding:10px}td,th{padding:11px}.topline h1{font-size:26px}#logout{font-size:12px;padding:8px}}

.group-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px;margin:20px 0}.group-stat{padding:18px;border:1px solid var(--border);border-radius:12px;background:#0b1a2b}.group-stat strong,.group-stat span,.group-stat small{display:block}.group-stat strong{color:#c7eaff;font-size:15px}.group-stat span,.group-stat small{color:var(--muted);font-size:12px}.group-stat div{margin-top:8px;font-size:18px;font-weight:700}.group-stat small{margin-top:9px}