:root{--black:#0a0a0a;--card:#151515;--line:#2a2a2a;--gold:#C9A24B;--gold2:#E6C777;--text:#f3efe6;--muted:#9b9486;--danger:#e05555}*{box-sizing:border-box}body{margin:0;background:var(--black);color:var(--text);font-family:Inter,system-ui,Segoe UI,sans-serif}.btn{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#111;border:0;border-radius:10px;padding:12px 18px;font-weight:700;cursor:pointer}.btn:disabled{opacity:.5}input{width:100%;padding:12px;margin:6px 0 14px;background:var(--card);border:1px solid var(--line);border-radius:10px;color:var(--text);font-size:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}.center{min-height:100vh;display:grid;place-items:center;padding:16px}.err{color:var(--danger);margin:0 0 12px}.ok{color:#6cc58a}.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.side{overflow-y:auto;background:#0f0f0f;border-right:1px solid var(--line);padding:20px 12px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh}.side a{color:var(--muted);text-decoration:none;padding:10px 12px;border-radius:10px;font-weight:600}.side a.active{background:#1c1a14;color:var(--gold2)}.main{padding:28px;max-width:1100px;width:100%}h1{margin:0 0 20px;font-size:24px}table{width:100%;border-collapse:collapse}th{text-align:left;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em;padding:8px}td{padding:6px 8px;border-top:1px solid var(--line);vertical-align:middle}td input{margin:0;padding:8px}.btn2{background:transparent;color:var(--gold2);border:1px solid var(--line);border-radius:10px;padding:8px 14px;cursor:pointer;font-weight:600}.btn2.danger{color:var(--danger)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.muted{color:var(--muted)}.toast{position:fixed;bottom:20px;right:20px;background:var(--card);border:1px solid var(--gold);padding:12px 18px;border-radius:12px}label{font-size:13px;color:var(--muted)}select,textarea{width:100%;padding:12px;margin:6px 0 14px;background:var(--card);border:1px solid var(--line);border-radius:10px;color:var(--text);font-size:16px}@media (max-width:800px){.shell{grid-template-columns:1fr}.side{position:sticky;top:0;z-index:4;height:auto;flex-direction:row;overflow-x:auto;padding:8px;align-items:center}.side img{display:none}.side a{white-space:nowrap;flex:none;padding:8px 10px}.side .muted{display:none}.side button{flex:none;white-space:nowrap}.main{padding:16px}}