:root{--bg:#f4f7fb;--ink:#122033;--muted:#728096;--line:#e3e9f2;--primary:#1b6ef3;--nav:#0d1d35;--green:#16a66a;--red:#e45858}*{box-sizing:border-box}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink)}button,input,textarea{font:inherit}.hidden{display:none!important}.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}.brand-panel{background:linear-gradient(145deg,#07152b,#123f80);color:white;display:flex;flex-direction:column;align-items:center;justify-content:center}.brand-panel h1{font-size:52px;margin:18px 0 8px}.brand-panel p{color:#b9cceb}.logo,.side-brand span{width:76px;height:76px;border-radius:24px;display:grid;place-items:center;background:#2579ff;font-weight:900;font-size:40px;box-shadow:0 18px 60px #2580ff55}.auth-card{align-self:center;width:min(420px,86%);margin:auto;background:white;border-radius:22px;padding:34px;box-shadow:0 25px 70px #1d31511a}.tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:24px}.tabs button{border:0;background:none;padding:12px 24px;color:var(--muted)}.tabs button.active{color:var(--primary);border-bottom:2px solid var(--primary)}label{display:block;color:#45546a;font-size:14px;margin:15px 0}input,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;margin-top:7px;outline:none;background:#fbfcfe}input:focus,textarea:focus{border-color:var(--primary)}button{cursor:pointer}.primary{border:0;background:var(--primary);color:white;border-radius:10px;padding:12px 18px}.full{width:100%;margin-top:12px}.muted{color:var(--muted);font-size:13px}.layout{min-height:100vh;display:grid;grid-template-columns:230px 1fr}aside{background:var(--nav);color:white;padding:25px 16px;display:flex;flex-direction:column}.side-brand{font-size:22px;font-weight:800;padding:5px 12px 26px;display:flex;align-items:center;gap:12px}.side-brand span{width:36px;height:36px;border-radius:11px;font-size:18px}nav{display:flex;flex-direction:column;gap:6px}nav button,.logout{border:0;background:none;color:#9db0cc;text-align:left;padding:13px 16px;border-radius:9px}nav button.active,nav button:hover{background:#1b3358;color:white}.logout{margin-top:auto;color:#ff9696}main{padding:0 32px 40px;min-width:0}header{height:94px;display:flex;align-items:center;justify-content:space-between}header h2{margin:0 0 7px}header p{margin:0;color:var(--muted);font-size:13px}.ghost{border:1px solid var(--line);background:white;padding:9px 16px;border-radius:9px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:white;border:1px solid #e8edf5;border-radius:15px;padding:20px;box-shadow:0 8px 25px #1d31510a}.metric .value{font-size:28px;font-weight:800;margin-top:12px}.metric .label{color:var(--muted);font-size:13px}.section{margin-top:18px}.section h3{margin:0 0 16px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{padding:13px 12px;border-bottom:1px solid #edf1f6;text-align:left;white-space:nowrap}th{color:var(--muted);font-weight:600;background:#fafbfd}.badge{display:inline-block;padding:4px 9px;border-radius:20px;background:#edf3ff;color:#356dc4;font-size:12px}.badge.PAID,.badge.SUCCESS,.badge.TRANSFERRED,.badge.ACTIVE{background:#e8f8f1;color:#118557}.badge.FAILED,.badge.REJECTED,.badge.DISABLED{background:#ffeded;color:#d94b4b}.actions{display:flex;gap:10px;flex-wrap:wrap}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.code{background:#0d1d35;color:#d6e3f8;border-radius:12px;padding:17px;overflow:auto;white-space:pre-wrap;font-family:Consolas,monospace;font-size:13px}.key{font-family:Consolas,monospace;background:#f1f5fa;padding:9px;border-radius:8px;word-break:break-all}.danger{background:var(--red)}#toast{position:fixed;right:24px;top:22px;z-index:20;background:#17263b;color:white;padding:12px 18px;border-radius:10px;transform:translateY(-80px);transition:.25s}#toast.show{transform:none}@media(max-width:900px){.auth-wrap{grid-template-columns:1fr}.brand-panel{display:none}.layout{grid-template-columns:1fr}aside{position:static;padding:12px}nav{flex-direction:row;overflow:auto}.logout{margin:0}.side-brand{display:none}main{padding:0 14px 30px}.grid{grid-template-columns:1fr 1fr}header{height:78px}.form-row{grid-template-columns:1fr}}@media(max-width:520px){.grid{grid-template-columns:1fr}.auth-card{padding:25px}}