:root{--bg:#eef1f7;--surface:#ffffff;--surface-2:#f7f9fc;--border:#e4e8f0;--border-strong:#d3d9e3;--ink:#131a2a;--ink-soft:#4a5468;--muted:#818b9e;--accent:#2563eb;--accent-strong:#1d4ed8;--accent-ink:#ffffff;--accent-soft:#e8f0ff;--ok:#15803d;--ok-soft:#e7f6ec;--warn:#b45309;--warn-soft:#fbeede;--danger:#b42318;--danger-soft:#fdecec;--radius:14px;--radius-sm:9px;--shadow-1:0 1px 2px rgba(16,24,40,0.06);--shadow-2:0 6px 18px rgba(16,24,40,0.08);--shadow-3:0 18px 40px rgba(16,24,40,0.14);--font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--sp:4px}[data-theme=dark]{--bg:#0c1018;--surface:#161c28;--surface-2:#1c2430;--border:#28303f;--border-strong:#36405230;--ink:#e8edf5;--ink-soft:#aab4c5;--muted:#7a8499;--accent:#5b93ff;--accent-strong:#7aa7ff;--accent-ink:#08152f;--accent-soft:#18233c;--ok:#4ade80;--ok-soft:#122318;--warn:#fbbf24;--warn-soft:#2a2210;--danger:#f87171;--danger-soft:#2a1515;--shadow-1:0 1px 2px rgba(0,0,0,0.5);--shadow-2:0 6px 18px rgba(0,0,0,0.5);--shadow-3:0 18px 40px rgba(0,0,0,0.6)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{display:flex;min-height:100vh;background:var(--bg)}.sidebar{width:248px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:18px 0 12px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar .brand{font-weight:700;font-size:15px;letter-spacing:-.01em;padding:0 20px 14px;color:var(--ink)}.sidebar nav{flex:1 1;overflow-y:auto;padding:4px 12px}.nav-group{margin-bottom:4px}.nav-title{font-size:10.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);padding:14px 10px 5px;font-weight:700}.nav-link{display:block;padding:8px 12px;margin:1px 0;border-radius:var(--radius-sm);color:var(--ink-soft);font-weight:500;transition:background .15s,color .15s}.nav-link:hover{background:var(--surface-2);color:var(--ink);text-decoration:none}.nav-link.active{color:var(--accent);background:var(--accent-soft);font-weight:600}.nav-link.sub{padding-left:22px;font-size:13.5px}.sidebar-foot{margin-top:auto;padding:14px 16px 4px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:10px}.sidebar-foot .who{font-size:13px;line-height:1.35;color:var(--ink)}.content{flex:1 1;min-width:0}.topbar{display:flex;align-items:center;gap:24px;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px}.topbar .brand{font-weight:700;font-size:16px}.topbar nav{display:flex;gap:8px}.topbar nav a{color:var(--ink-soft);font-weight:600;padding:6px 12px;border-radius:var(--radius-sm)}.topbar nav a:hover{background:var(--surface-2);text-decoration:none}.topbar .spacer{flex:1 1}.topbar .user{color:var(--muted);font-size:13px}.container{max-width:1060px;margin:28px auto;padding:0 28px}h1{font-size:22px;font-weight:700;letter-spacing:-.02em;margin:0 0 18px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-1)}.card h1{letter-spacing:-.01em}.grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin-bottom:20px}.stat{text-align:left;position:relative;overflow:hidden}.stat .num{font-size:30px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}.stat .label{color:var(--muted);font-size:13px;margin-top:2px}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:11px 12px;border-bottom:1px solid var(--border);vertical-align:top}th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em;font-weight:700}tbody tr{transition:background .12s}tbody tr:hover{background:var(--surface-2)}tbody tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;background:var(--surface-2);color:var(--ink-soft);border:1px solid var(--border)}.badge,.btn{font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--accent);color:var(--accent-ink);border:1px solid transparent;border-radius:var(--radius-sm);padding:9px 16px;font-size:14px;font-family:inherit;cursor:pointer;transition:background .15s,box-shadow .15s,transform .05s}.btn:hover{background:var(--accent-strong)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.ghost{background:transparent;color:var(--ink-soft);border:1px solid var(--border-strong)}.btn.ghost:hover{background:var(--surface-2);color:var(--ink)}.field{margin-bottom:14px}.field label,label{display:block;margin-bottom:6px;color:var(--ink-soft);font-weight:600;font-size:13px}input,select,textarea{width:100%;padding:9px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;background:var(--surface);color:var(--ink);transition:border-color .15s,box-shadow .15s;-webkit-appearance:none;-moz-appearance:none;appearance:none}select{background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:32px;cursor:pointer}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}input[type=checkbox]{width:auto;accent-color:var(--accent)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(1200px 600px at 50% -10%,var(--accent-soft),var(--bg))}.login{width:380px;box-shadow:var(--shadow-3)}.login h1{text-align:center}.error{background:var(--danger-soft);color:var(--danger);padding:10px 12px;border-radius:var(--radius-sm);margin-bottom:14px;font-size:13px}.muted{color:var(--muted)}.spacer{flex:1 1}