:root{--bg: #0f1420;--panel: #171d2b;--panel-2: #1f2637;--border: #2a3346;--text: #e8ecf4;--muted: #8891a7;--accent: #ff7a45;--accent-2: #4f8cff;--green: #35c46f;--red: #ef5464;--radius: 10px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif}a{color:var(--accent-2);text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--panel);border-right:1px solid var(--border);padding:18px 0;flex-shrink:0;overflow-y:auto}.sidebar .brand{font-weight:700;padding:6px 16px 18px}.sidebar nav{padding:0 10px}.nav-item{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-radius:8px;color:var(--text);font-size:13px;margin-bottom:2px}.nav-item.top{font-size:14px;font-weight:600;margin:2px 0 8px}.nav-item.active,.nav-item:hover{background:var(--panel-2);color:var(--accent)}.nav-item.stub{color:var(--muted)}.nav-item.stub.active,.nav-item.stub:hover{color:var(--accent)}.stub-dot{width:6px;height:6px;border-radius:50%;background:var(--muted);flex-shrink:0}.nav-section{margin:10px 0 4px}.nav-section-head{width:100%;display:flex;justify-content:space-between;align-items:center;background:none;border:none;color:var(--accent-2);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:8px 12px;margin:0;cursor:pointer}.nav-section-body{display:flex;flex-direction:column;margin-top:2px}.content{flex:1;padding:24px 28px;max-width:1100px}h1{font-size:20px;margin:0 0 18px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:24px}.stat-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-card .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.stat-card .value{font-size:26px;font-weight:700;margin-top:6px}table{width:100%;border-collapse:collapse;font-size:13px;background:var(--panel);border-radius:var(--radius);overflow:hidden}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-size:11px;text-transform:uppercase}tr:hover td{background:var(--panel-2)}input,select{background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:8px;font-size:14px}label{display:block;font-size:12px;color:var(--muted);margin:12px 0 4px}button{background:var(--accent);color:#1a1200;border:none;border-radius:8px;padding:9px 16px;font-weight:700;cursor:pointer;margin-top:14px}.badge{padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700}.badge.K{background:#35c46f2e;color:var(--green)}.badge.A{background:#ff7a452e;color:var(--accent)}.badge.I{background:#ef54642e;color:var(--red)}.error{color:var(--red);font-size:13px;margin-top:10px}