:root{--bg:#eef1f4;--surface:#fff;--ink:#14212b;--muted:#5c6b78;--line:#d8e0e7;--accent:#0f6b5c;--accent-ink:#fff;--danger:#b42318;--warn:#b54708;--ok:#067647;--shadow:0 10px 30px rgba(20,33,43,.06);--radius:14px;--font:"Segoe UI","Avenir Next","Helvetica Neue",sans-serif;--sidebar:#152028;--sidebar-ink:#d7e0e8;--sidebar-muted:#8a9aab;--sidebar-active:#1f8a78;--sidebar-width:260px}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--ink);font-family:var(--font);margin:0;padding:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}.login-wrap{background:radial-gradient(1200px 500px at 10% -10%,rgba(15,107,92,.12),transparent 55%),radial-gradient(900px 400px at 100% 0%,rgba(20,33,43,.06),transparent 50%),var(--bg);place-items:center;min-height:100vh;padding:24px;display:grid}.login-card{width:min(420px,100%)}.login-card h1{margin-bottom:6px}.admin-app{background:var(--bg);min-height:100vh;display:flex}.admin-sidebar{width:var(--sidebar-width);background:var(--sidebar);color:var(--sidebar-ink);z-index:40;flex-direction:column;flex-shrink:0;height:100vh;display:flex;position:-webkit-sticky;position:sticky;top:0}.sidebar-brand{border-bottom:1px solid rgba(255,255,255,.08);align-items:center;gap:12px;padding:22px 18px 18px;display:flex}.sidebar-logo{letter-spacing:-.04em;color:#fff;background:linear-gradient(145deg,#1f8a78,#0c4f45);border-radius:12px;flex-shrink:0;place-items:center;width:40px;height:40px;font-weight:800;display:grid}.sidebar-brand strong{letter-spacing:-.02em;font-size:.98rem;display:block}.sidebar-brand span{color:var(--sidebar-muted);margin-top:2px;font-size:.75rem;display:block}.sidebar-nav{flex-direction:column;flex:1;gap:4px;padding:16px 12px;display:flex;overflow-y:auto}.sidebar-link{width:100%;color:var(--sidebar-ink);text-align:left;cursor:pointer;background:0 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span{color:var(--sidebar-muted);word-break:break-all;font-size:.72rem;display:block}.sidebar-logout{justify-content:flex-start;width:100%;color:var(--sidebar-muted)!important}.sidebar-logout:hover{color:#fff!important}.sidebar-backdrop{display:none}.admin-main{flex-direction:column;flex:1;min-width:0;display:flex}.admin-header{align-items:flex-start;gap:14px;padding:22px 28px 8px;display:flex}.admin-header h1{letter-spacing:-.03em;margin:0;font-size:1.55rem}.admin-header .muted{margin:4px 0 0}.menu-btn{display:none}.admin-content{padding:12px 28px 40px}.stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 16px}.stat-card .label{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem;font-weight:600}.stat-card .value{letter-spacing:-.03em;margin-top:8px;font-size:1.8rem;font-weight:700}.panel-section{display:none}.panel-section.active{display:block}.panel-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.panel-toolbar h2{margin:0}.shell{max-width:1100px;margin:0 auto;padding:28px 20px 64px}.topbar{justify-content:space-between;align-items:center;gap:16px;margin-bottom:28px;display:flex}.brand{flex-direction:column;gap:2px;display:flex}.brand strong{letter-spacing:-.02em;font-size:1.25rem}.brand span{color:var(--muted);font-size:.9rem}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.grid-2{grid-template-columns:1.1fr .9fr;gap:20px;display:grid}@media (max-width:1100px){.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:900px){.grid-2{grid-template-columns:1fr}.admin-sidebar{transition:transform .2s;position:fixed;top:0;left:0;transform:translate(-105%);box-shadow:20px 0 40px rgba(0,0,0,.25)}.admin-app.nav-open .admin-sidebar{transform:translate(0)}.sidebar-backdrop{z-index:30;cursor:pointer;background:rgba(15,23,32,.45);border:0;display:block;position:fixed;top:0;bottom:0;left:0;right:0}.menu-btn{display:inline-flex}.admin-header,.admin-content{padding-left:16px;padding-right:16px}}@media (max-width:560px){.stat-grid{grid-template-columns:1fr}}h1,h2,h3{letter-spacing:-.02em;margin:0 0 12px}h1{font-size:1.7rem}h2{font-size:1.15rem}.muted{color:var(--muted)}.stack{flex-direction:column;gap:12px;display:flex}.row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}label{color:var(--muted);flex-direction:column;gap:6px;font-size:.85rem;display:flex}input,select{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:10px;padding:10px 12px}input:focus,select:focus{border-color:var(--accent);outline:2px solid rgba(15,107,92,.25)}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--accent);color:var(--accent-ink);cursor:pointer;border:1px solid transparent;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:10px 16px;font-weight:600;display:inline-flex}.btn:hover{filter:brightness(.96);text-decoration:none}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.secondary{color:var(--ink);border-color:var(--line);background:#fff}.btn.danger{color:var(--danger);background:#fff;border-color:#f3d1cd}.btn.ghost{color:var(--muted);background:0 0;border-color:transparent;padding-left:8px;padding-right:8px}.table{border-collapse:collapse;width:100%}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:12px 10px;font-size:.95rem}.table th{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem;font-weight:600}.badge{border:1px solid var(--line);color:var(--muted);background:#f7fafb;border-radius:999px;align-items:center;padding:3px 10px;font-size:.75rem;display:inline-flex}.badge.ok{color:var(--ok);background:#eaf8f0;border-color:#b7e4c7}.badge.warn{color:var(--warn);background:#fff7ed;border-color:#fdba74}.badge.off{color:var(--danger);background:#fef3f2;border-color:#fecdca}.error{color:var(--danger);background:#fef3f2;border:1px solid #fecdca;border-radius:10px;padding:10px 12px;font-size:.9rem}.actions{flex-wrap:wrap;gap:8px;display:flex}.actions a,.actions button{font-size:.85rem}.empty{text-align:center;color:var(--muted);padding:24px}.loading-screen{min-height:100vh;color:var(--muted);place-items:center;display:grid}