:root{--bg:#0d1117;--panel:#161b22;--panel2:#1c2330;--border:#2a3340;--text:#e6edf3;--muted:#8b949e;--accent:#2f81f7;--green:#2ea043;--red:#da3633;--amber:#d29922}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;border-bottom:1px solid var(--border);background:var(--panel)}.brand{font-weight:700;font-size:18px}.topbar nav a{color:var(--muted);margin-left:16px}.container{max-width:1100px;margin:0 auto;padding:24px}.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 12px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar-brand{font-weight:700;font-size:17px;padding:8px 10px 18px}.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1 1}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:8px;color:var(--muted);font-size:14px}.nav-item:hover{background:var(--panel2);color:var(--text);text-decoration:none}.nav-item.active{background:rgba(47,129,247,.14);color:#58a6ff}.nav-ico{width:18px;text-align:center}.sidebar-foot{border-top:1px solid var(--border);padding-top:12px}.sidebar-user{font-size:13px;color:var(--muted);padding:0 4px 10px;overflow:hidden;text-overflow:ellipsis}.content{padding:28px 32px;max-width:1200px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin:8px 0 20px}.tab{padding:9px 14px;color:var(--muted);font-size:14px;border-bottom:2px solid transparent}.tab:hover{color:var(--text);text-decoration:none}.tab.active{color:var(--text);border-bottom-color:var(--accent)}@media (max-width:720px){.shell{grid-template-columns:1fr}.sidebar{position:static;height:auto}.sidebar,.sidebar-nav{flex-direction:row;flex-wrap:wrap}.content{padding:18px}}select{background:var(--panel2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:8px 10px;font-size:14px}.toast-wrap{position:fixed;top:16px;right:16px;z-index:100;display:flex;flex-direction:column;gap:8px;max-width:380px}.toast{background:var(--panel2);border:1px solid var(--border);border-left-width:4px;border-radius:8px;padding:11px 14px;font-size:14px;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.45);animation:toastin .15s ease}.toast-success{border-left-color:var(--green)}.toast-error{border-left-color:var(--red)}.toast-info{border-left-color:var(--accent)}@keyframes toastin{0%{transform:translateX(12px);opacity:0}to{transform:none;opacity:1}}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;padding:20px;z-index:50}.modal{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px;width:640px;max-width:100%;max-height:90vh;overflow:auto}.row{display:flex;align-items:center;justify-content:space-between;gap:12px}h1{font-size:22px;margin:0 0 16px}h2{font-size:16px;margin:0 0 12px;color:var(--muted);font-weight:600}.btn{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:8px 14px;font-size:14px;cursor:pointer}.btn:hover{filter:brightness(1.1)}.btn.secondary{background:var(--panel2);border:1px solid var(--border);color:var(--text)}.btn.danger{background:transparent;border:1px solid var(--red);color:#ff7b72}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:16px}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}th{color:var(--muted)}.badge,th{font-weight:600}.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:999px;font-size:12px}.dot{width:8px;height:8px;border-radius:50%;display:inline-block}.badge.online{background:rgba(46,160,67,.15);color:#3fb950}.badge.online .dot{background:var(--green)}.badge.offline{background:rgba(218,54,51,.15);color:#ff7b72}.badge.offline .dot{background:var(--red)}.badge.pending{background:rgba(210,153,34,.15);color:#d29922}.badge.pending .dot{background:var(--amber)}input[type=email],input[type=password],input[type=text]{background:var(--panel2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:8px 10px;font-size:14px;width:100%}label{display:block;margin-bottom:4px}code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}pre.code{background:#0b0f14;border:1px solid var(--border);border-radius:8px;padding:12px;overflow-x:auto;font-size:13px;white-space:pre-wrap;word-break:break-all}.muted{color:var(--muted)}.grid2{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.stat{font-size:28px;font-weight:700}.stat .unit{font-size:14px;color:var(--muted);font-weight:400}@media (max-width:760px){.grid2{grid-template-columns:1fr}}