:root{--bg:#0f172a;--panel:#111827;--card:#1f2937;--text:#e5e7eb;--muted:#94a3b8;--brand:#22c55e;--warn:#f59e0b;--danger:#ef4444;--line:#334155;--input:#0b1220}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:linear-gradient(135deg,#0f172a,#111827);color:var(--text)}a{color:inherit;text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:270px;background:#020617;border-right:1px solid var(--line);padding:22px;position:fixed;height:100vh}.brand{font-weight:800;font-size:20px;margin-bottom:8px;color:#fff}.subtitle{color:var(--muted);font-size:13px;margin-bottom:28px}.nav a{display:block;padding:12px 14px;border-radius:12px;margin:8px 0;background:#0f172a;color:#dbeafe}.nav a:hover,.nav .active{background:var(--brand);color:#052e16}.content{margin-left:270px;width:calc(100% - 270px);padding:28px}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.card{background:rgba(31,41,55,.92);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 12px 30px rgba(0,0,0,.22);margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric{padding:18px;border-radius:16px;background:#0b1220;border:1px solid var(--line)}.metric strong{font-size:26px;display:block}.muted{color:var(--muted)}.btn{display:inline-block;border:0;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:700;background:var(--brand);color:#052e16}.btn.secondary{background:#334155;color:#fff}.btn.warn{background:var(--warn);color:#111}.btn.danger{background:var(--danger);color:#fff}.btn.small{padding:6px 9px;font-size:13px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:860px}th,td{border-bottom:1px solid var(--line);padding:10px;text-align:left;font-size:14px}th{color:#bbf7d0;background:#0b1220;position:sticky;top:0}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}label{font-size:13px;color:#cbd5e1;font-weight:700}input,select,textarea{width:100%;margin-top:6px;padding:11px;border:1px solid var(--line);border-radius:10px;background:var(--input);color:#fff}textarea{min-height:90px}.actions{display:flex;gap:8px;flex-wrap:wrap}.login{max-width:420px;margin:8vh auto}.badge{padding:4px 8px;border-radius:999px;background:#064e3b;color:#bbf7d0;font-size:12px}.notice{padding:12px;border-radius:12px;background:#172554;color:#dbeafe;margin-bottom:15px}@media(max-width:900px){.sidebar{position:relative;width:100%;height:auto}.layout{display:block}.content{margin:0;width:100%;padding:15px}.grid,.form-grid{grid-template-columns:1fr}table{min-width:780px}}