:root{--bg:#f6f7f9;--panel:#fff;--border:#e3e6ea;--text:#1f2430;--muted:#6b7280;--primary:#2563eb;--primary-contrast:#fff;--up:#16a34a;--down:#dc2626;--sidebar-bg:#111827;--sidebar-text:#cbd5e1;--sidebar-active:#1f2937;color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:var(--bg);margin:0}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--sidebar-bg);width:220px;color:var(--sidebar-text);flex-shrink:0;padding:20px 12px}.brand{color:#fff;padding:8px 12px 20px;font-size:18px;font-weight:700}.sidebar nav{flex-direction:column;gap:2px;display:flex}.nav-link{color:var(--sidebar-text);border-radius:8px;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;font-size:14px;text-decoration:none;display:flex}.nav-badge{text-align:center;background:var(--sidebar-active);min-width:22px;color:var(--sidebar-text);border-radius:999px;padding:1px 7px;font-size:12px}.nav-link.active .nav-badge{color:#fff;background:#ffffff40}.nav-link:hover{background:var(--sidebar-active);color:#fff}.nav-link.active{background:var(--primary);color:#fff}.content{flex:1;padding:32px 40px;overflow-x:auto}.lang-switch{gap:6px;margin-top:24px;padding:0 12px;display:flex}.lang-switch .lang{color:var(--sidebar-text);border:1px solid var(--sidebar-active);background:0 0;border-radius:8px;flex:1;padding:6px 0;font-size:13px}.lang-switch .lang.active{background:var(--primary);border-color:var(--primary);color:#fff}.topbar,.sidebar-backdrop{display:none}@media (width<=768px){.topbar{background:var(--sidebar-bg);color:#fff;z-index:30;align-items:center;gap:12px;height:52px;padding:0 12px;display:flex;position:fixed;top:0;left:0;right:0}.hamburger{color:#fff;background:0 0;border:none;padding:6px 10px;font-size:20px}.brand-inline{font-weight:700}.sidebar{z-index:30;transition:transform .2s;position:fixed;top:52px;bottom:0;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar .brand{display:none}.sidebar-backdrop{z-index:20;background:#0006;display:block;position:fixed;inset:52px 0 0}.content{padding:72px 16px 24px}}h1{margin:0 0 4px;font-size:24px}h2{margin:0 0 16px;font-size:16px}.muted{color:var(--muted)}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;max-width:640px;margin-top:20px;padding:20px}.kv{margin:0;padding:0;list-style:none}.kv li{border-bottom:1px solid var(--border);justify-content:space-between;padding:8px 0;display:flex}.kv li:last-child{border-bottom:none}.kv li span:first-child{color:var(--muted)}.status-up{color:var(--up);font-weight:600}.status-down{color:var(--down);font-weight:600}.toolbar{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}table.data{border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:12px;width:100%;overflow:hidden}table.data th,table.data td{text-align:left;border-bottom:1px solid var(--border);padding:10px 14px;font-size:14px}table.data th{color:var(--muted);background:#f9fafb;font-weight:600}table.data tr:last-child td{border-bottom:none}button,.btn{font:inherit;border:1px solid var(--border);background:var(--panel);cursor:pointer;border-radius:8px;padding:8px 14px}button.primary,.btn.primary{background:var(--primary);color:var(--primary-contrast);border-color:var(--primary)}button.danger{color:var(--down);border-color:var(--down)}input,textarea,select{font:inherit;border:1px solid var(--border);border-radius:8px;width:100%;padding:8px 10px}.field{margin-bottom:12px}.field label{color:var(--muted);margin-bottom:4px;font-size:13px;display:block}.form-error{color:var(--down);margin:8px 0;font-size:13px}dialog.modal{border:none;border-radius:12px;width:420px;max-width:90vw;padding:24px}dialog.modal::backdrop{background:#0006}.modal-actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}