*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#f4f7fb;color:#0f172a}
a{color:#2563eb;text-decoration:none}a:hover{text-decoration:underline}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:240px;background:#0f172a;color:#fff;padding:24px;display:flex;flex-direction:column;gap:18px}
.sidebar .brand{font-size:22px;font-weight:700;margin-bottom:8px}
.sidebar nav{display:grid;gap:8px}
.sidebar nav a{color:#cbd5e1;padding:10px 12px;border-radius:8px}
.sidebar nav a:hover{background:#1e293b;color:#fff;text-decoration:none}
.content{flex:1;padding:24px}
.topbar{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px;gap:12px}
.topbar h1{margin:0 0 6px;font-size:28px}
.topbar p{margin:0;color:#64748b}
.userbox{background:#fff;border:1px solid #d7e0ea;border-radius:10px;padding:12px 14px}
.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:#fff;border:1px solid #d7e0ea;border-radius:14px;padding:18px;box-shadow:0 1px 2px rgba(15,23,42,.04);margin-bottom:18px}
.card-title{font-size:18px;font-weight:700;margin-bottom:14px}
.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px 8px;border-bottom:1px solid #edf2f7;text-align:left;vertical-align:top;font-size:14px}
.key-table th{width:180px;color:#334155}
.form{display:grid;gap:12px}.form label{font-weight:600;font-size:14px}.form input,.form textarea,.form select{width:100%;padding:11px 12px;border:1px solid #c7d2de;border-radius:8px;background:#fff}
.inline-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.inline-form input,.inline-form select{padding:10px 12px;border:1px solid #c7d2de;border-radius:8px;background:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:8px;border:1px solid transparent;font-weight:700;cursor:pointer}
.btn-primary{background:#2563eb;color:#fff}.btn-primary:hover{background:#1d4ed8;text-decoration:none}
.btn-secondary{background:#fff;border-color:#c7d2de;color:#0f172a}.btn-secondary:hover{background:#f8fafc;text-decoration:none}
.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px}.alert-success{background:#ecfdf5;color:#166534;border:1px solid #86efac}.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.alert-warning{background:#fffbeb;color:#92400e;border:1px solid #fcd34d}.alert-info{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}
.toolbar{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.block-text{white-space:pre-wrap;line-height:1.9;color:#334155;background:#f8fafc;padding:14px;border-radius:10px;border:1px solid #e2e8f0;margin-top:14px}
.small{font-size:12px}.muted{color:#64748b}.w-full{width:100%}
.stat-card{padding:20px}.stat-label{color:#64748b;font-size:14px;margin-bottom:8px}.stat-value{font-size:34px;font-weight:800}
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh}.auth-card{background:#fff;border:1px solid #d7e0ea;border-radius:16px;padding:28px;width:min(420px,92vw)}
@media (max-width:1100px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-2{grid-template-columns:1fr}.sidebar{width:210px}}
@media (max-width:820px){.app-shell{display:block}.sidebar{width:auto;min-height:auto}.topbar{flex-direction:column;align-items:flex-start}.content{padding:14px}}