:root{font-family:"Microsoft YaHei","Segoe UI",sans-serif;color:#172033;background:#f4f7fb;font-size:14px;--primary:#2563eb;--nav:#10233f;--border:#e3e9f2;--muted:#68758a;--danger:#dc2626;--success:#15803d}
*{box-sizing:border-box}body{margin:0;background:#f4f7fb}a{color:var(--primary);text-decoration:none}button,input,select,textarea{font:inherit}.public-header{height:68px;padding:0 5vw;background:#10233f;color:#fff;display:flex;align-items:center;justify-content:space-between}.public-header strong{display:flex;align-items:center;gap:10px;font-size:18px}.public-header a{color:#fff;margin-left:20px}
main{padding:28px}.portal-shell{min-height:100vh;display:grid;grid-template-columns:230px 1fr}.sidebar{position:sticky;top:0;height:100vh;background:linear-gradient(180deg,#10233f,#0b1a30);padding:22px 16px;display:flex;flex-direction:column;color:#fff}.brand{display:flex;align-items:center;gap:12px;color:#fff;padding:3px 8px 20px}.brand img{width:40px;height:40px}.brand span{font-weight:700;font-size:17px}.brand small{display:block;color:#aab8cb;font-size:12px;margin-top:3px;font-weight:400}.side-nav{display:grid;gap:4px}.side-nav a{color:#c8d3e3;padding:11px 14px;border-radius:8px;transition:.15s}.side-nav a:hover{background:#1d3a61;color:#fff}.logout-form{margin-top:auto}.button,button{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:8px 15px;border:0;border-radius:7px;background:var(--primary);color:#fff;cursor:pointer}.button:hover,button:hover{filter:brightness(.96)}button:disabled{opacity:.6;cursor:not-allowed}.button.secondary{background:#e8eef8;color:#263750}.button.danger,button.danger{background:var(--danger)}.button.ghost{width:100%;background:#ffffff12;border:1px solid #ffffff25}.portal-main{min-width:0}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--border);padding:0 30px;display:flex;align-items:center;justify-content:space-between}.topbar strong{font-size:20px}.account-chip{padding:8px 12px;background:#f1f5fb;border-radius:20px;color:#42516a}
.panel,.card{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 4px 18px #2236560b;padding:22px;margin-bottom:20px}.panel{max-width:760px}.panel.wide{max-width:none}.heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:18px}.heading h1,.heading h2{margin:0}.muted{color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(5,minmax(130px,1fr));gap:14px;margin-bottom:20px}.stat{background:#fff;border:1px solid var(--border);border-radius:11px;padding:18px}.stat span{display:block;color:var(--muted);margin-bottom:8px}.stat strong{font-size:26px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.quick-actions{display:flex;flex-wrap:wrap;gap:10px}.filter-grid{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:12px;align-items:end}.field label,label{display:block;margin-bottom:6px;color:#455268}.field input,.field select,input,select,textarea{width:100%;padding:9px 10px;border:1px solid #cfd8e6;border-radius:7px;background:#fff}.field-actions{display:flex;gap:8px}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:9px}table{width:100%;border-collapse:collapse;background:#fff}th,td{text-align:left;padding:11px 12px;border-bottom:1px solid #edf1f6;vertical-align:middle;white-space:nowrap}th{background:#f7f9fc;color:#4d5a6e;font-weight:600}tr:last-child td{border-bottom:0}.mono{font-family:Consolas,monospace}.compact{min-height:28px;padding:4px 9px;font-size:13px}.status{display:inline-block;padding:4px 9px;border-radius:14px;background:#eef2f7}.status.active,.status.unused{color:#087443;background:#e8f7ef}.status.banned,.status.void{color:#b42318;background:#fff0ee}.status.expired{color:#9a6700;background:#fff7df}.flash-stack{margin-bottom:16px}.flash{padding:11px 14px;border-radius:8px;background:#eaf2ff;color:#174ea6}.flash.success{background:#eaf8ef;color:#116a36}.flash.error{background:#fff0ef;color:#a61b14}.errorlist,.error{color:#b42318}.pagination{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:18px}.empty{padding:40px;text-align:center;color:var(--muted)}.login-page{min-height:calc(100vh - 68px);display:grid;place-items:center;padding:24px}.login-card{width:min(430px,100%);background:#fff;border-radius:16px;padding:34px;box-shadow:0 18px 55px #10233f20}.login-brand{text-align:center;margin-bottom:26px}.login-brand img{width:68px;height:68px}.login-brand h1{margin:10px 0 5px}.login-card p{margin:14px 0}.login-card button{width:100%;margin-top:8px}.danger-zone{border-color:#fecaca;background:#fffafa}
@media(max-width:1000px){.stats{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.filter-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){.portal-shell{display:block}.sidebar{position:static;height:auto;padding:12px}.brand{padding-bottom:10px}.side-nav{display:flex;overflow-x:auto}.side-nav a{white-space:nowrap}.logout-form{margin-top:8px}.topbar{padding:0 15px}.account-chip{font-size:12px}main{padding:15px}.stats{grid-template-columns:1fr 1fr}.filter-grid{grid-template-columns:1fr}.public-header nav{display:none}}@media(max-width:420px){.stats{grid-template-columns:1fr}.topbar{align-items:flex-start;height:auto;padding:12px;gap:8px;flex-direction:column}.login-card{padding:24px}}