:root{--bg:#0f1419;--surface:#1a2129;--surface2:#232c36;--border:#2e3a46;--text:#e6edf3;--muted:#8b98a5;--accent:#4fc3f7;--accent-dark:#0288d1;--good:#66bb6a;--warn:#ffa726;--bad:#ef5350}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);padding:20px 12px;flex-shrink:0}.sidebar .logo{font-size:22px;font-weight:700;padding:0 10px 18px;letter-spacing:1px}.sidebar .logo span{color:var(--accent)}.sidebar nav a{display:block;padding:9px 12px;border-radius:8px;color:var(--text);margin-bottom:2px}.sidebar nav a:hover{background:var(--surface2);text-decoration:none}.sidebar nav a.active{background:var(--surface2);color:var(--accent)}.main{flex:1 1;padding:28px 32px;max-width:1100px}h1{font-size:24px;margin-bottom:18px}h2{font-size:17px;margin:22px 0 10px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;font-weight:600}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:12px;gap:12px}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px}.card .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.card .value{font-size:26px;font-weight:700;margin-top:4px}.card .sub{color:var(--muted);font-size:12px;margin-top:2px}table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:10px;overflow:hidden}td,th{padding:9px 12px;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;background:var(--surface2)}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}.badge.good{background:rgba(102,187,106,.15);color:var(--good)}.badge.warn{background:rgba(255,167,38,.15);color:var(--warn)}.badge.bad{background:rgba(239,83,80,.15);color:var(--bad)}.badge.muted{background:var(--surface2);color:var(--muted)}input,select,textarea{background:var(--surface2);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:8px 10px;font-size:14px;font-family:inherit;width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}label{display:block;font-size:13px;color:var(--muted);margin-bottom:4px}.btn,button{background:var(--accent-dark);color:white;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;display:inline-block}.btn:hover,button:hover{filter:brightness(1.15);text-decoration:none}button.secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}button:disabled{opacity:.5;cursor:not-allowed}.form-row{margin-bottom:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.login-box{max-width:360px;margin:15vh auto;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:32px}.msg-error{color:var(--bad)}.msg-error,.msg-ok{font-size:14px;margin-top:10px}.msg-ok{color:var(--good)}.mono{font-family:ui-monospace,monospace;font-size:13px}.section{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:18px;margin-bottom:16px}