:root{--bg:#f6f7f9;--panel:#fff;--line:#e5e7eb;--muted:#6b7280;--text:#111827;--accent:#2563eb;--danger:#dc2626;--warning:#b45309;font-family:Arial,"Noto Sans SC",sans-serif;color-scheme:light}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit}button{cursor:pointer}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);padding:32px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 12px 32px rgba(17,24,39,.08)}.brand{display:flex;align-items:center;gap:10px;font-weight:700}.brand-mark{width:28px;height:28px;border-radius:7px;background:var(--accent)}.login-card h1{margin:32px 0 8px;font-size:28px}.login-card p{margin:0 0 24px;color:var(--muted)}.field{display:grid;gap:7px;margin-bottom:15px}.field label{font-size:13px;font-weight:600}.input,.textarea,.select{width:100%;color:var(--text);background:#fff;border:1px solid #d1d5db;border-radius:8px;padding:11px 12px;outline:none}.textarea{min-height:88px;resize:vertical}.input:focus,.textarea:focus,.select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.btn{border:1px solid var(--accent);border-radius:8px;padding:10px 14px;font-weight:600;color:#fff;background:var(--accent)}.btn.secondary{color:#374151;background:#fff;border-color:#d1d5db}.btn.danger{color:var(--danger);background:#fff;border-color:#fecaca}.btn.small{padding:6px 9px;font-size:12px}.login-card .btn{width:100%;margin-top:6px}.error{color:var(--danger);min-height:20px;margin-top:9px;font-size:13px}.shell{min-height:100vh}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:8}.top-actions{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px}.status-dot{width:8px;height:8px;border-radius:50%;background:#16a34a}.content{width:min(1320px,calc(100% - 48px));margin:0 auto;padding:32px 0 60px}.hero{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}.eyebrow{display:none}.hero h1{margin:0;font-size:30px}.hero .sub{margin:8px 0 0;color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}.stat{padding:18px;border:1px solid var(--line);border-radius:10px;background:#fff}.stat-label{color:var(--muted);font-size:13px}.stat-value{display:block;margin-top:12px;font-size:27px}.stat-note{margin-top:6px;color:#9ca3af;font-size:12px}.panel{border:1px solid var(--line);border-radius:10px;background:#fff;overflow:hidden}.panel-head{padding:15px 17px;display:flex;gap:12px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.search{width:min(320px,45vw)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:960px}th{padding:12px 15px;text-align:left;color:var(--muted);font-size:12px;font-weight:600;background:#fafafa}td{padding:14px 15px;border-top:1px solid #f0f1f3;vertical-align:middle}.user-main{font-weight:600}.user-sub{margin-top:3px;color:var(--muted);font-size:12px}.badge{display:inline-flex;border-radius:99px;padding:4px 8px;font-size:11px;font-weight:600;color:#15803d;background:#f0fdf4}.badge.off{color:#6b7280;background:#f3f4f6}.badge.warn{color:var(--warning);background:#fffbeb}.online{color:#15803d;font-weight:600}.actions{display:flex;gap:6px;flex-wrap:wrap}.empty{padding:50px 20px;text-align:center;color:var(--muted)}.modal-backdrop{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:20px;background:rgba(17,24,39,.42)}.modal{width:min(580px,100%);max-height:calc(100vh - 40px);overflow:auto;border-radius:12px;border:1px solid var(--line);background:#fff;box-shadow:0 24px 70px rgba(0,0,0,.18)}.modal-head{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.modal-head h2{margin:0;font-size:19px}.modal-body{padding:20px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:13px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.secret-box{padding:13px;border-radius:8px;background:#f3f4f6;border:1px solid var(--line);word-break:break-all;font-family:ui-monospace,monospace;color:#1f2937}.toast{position:fixed;right:20px;bottom:20px;z-index:40;padding:11px 14px;border:1px solid var(--line);border-radius:8px;background:#111827;color:#fff}@media(max-width:900px){.stats{grid-template-columns:1fr 1fr}.topbar{padding:0 18px}.content{width:calc(100% - 28px)}}@media(max-width:620px){.stats{grid-template-columns:1fr}.hero{align-items:stretch;flex-direction:column}.hero .btn{width:100%}.grid-2{grid-template-columns:1fr}.panel-head{align-items:stretch;flex-direction:column}.search{width:100%}.server-label{display:none}}