:root{--bg: #0e1116;--surface: #171b22;--surface-2: #1f242d;--border: #2a303b;--text: #e6e9ef;--muted: #8b94a3;--brand: #ff3b4e;--accent: #4c8dff;--good: #39d98a;--warn: #ffb020;--radius: 12px;--shadow: 0 2px 10px rgba(0, 0, 0, .3);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:14px/1.5 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.app{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:20px 14px;display:flex;flex-direction:column;gap:4px}.brand{font-weight:700;font-size:16px;padding:6px 10px 16px;display:flex;align-items:center;gap:8px}.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--brand)}.nav a{display:block;padding:9px 12px;border-radius:8px;color:var(--muted);font-weight:500}.nav a:hover,.nav a.active{background:var(--surface-2);color:var(--text)}.sidebar .spacer{flex:1}.sidebar .who{font-size:12px;color:var(--muted);padding:8px 12px}.main{padding:24px 28px;overflow:auto}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:16px;flex-wrap:wrap}h1{font-size:20px;margin:0}h2{font-size:15px;margin:0 0 12px}.grid{display:grid;gap:16px}.cards{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}.stat .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.stat .value{font-size:28px;font-weight:700;margin-top:6px}.stat .sub{color:var(--muted);font-size:12px;margin-top:2px}.controls{display:flex;gap:10px;align-items:center;flex-wrap:wrap}select,input,textarea{background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px 10px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}.btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 14px;cursor:pointer;font-weight:600}.btn.secondary{background:var(--surface-2);border:1px solid var(--border)}.btn.danger{background:transparent;border:1px solid var(--border);color:var(--brand)}.btn:disabled{opacity:.5;cursor:default}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--surface-2);border:1px solid var(--border)}.tier-1{color:var(--good)}.tier-2{color:var(--accent)}.tier-3{color:var(--warn)}.tier-4{color:var(--muted)}.login-wrap{min-height:100vh;display:grid;place-items:center}.login{width:340px;display:flex;flex-direction:column;gap:12px}.login h1{text-align:center;margin-bottom:8px}.error{color:var(--brand);font-size:13px}.muted{color:var(--muted)}.code{background:#0b0e13;border:1px solid var(--border);border-radius:8px;padding:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;white-space:pre-wrap;word-break:break-all}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}.field label{font-size:12px;color:var(--muted)}.section{margin-top:24px}