:root{--bg: #f6f7f9;--panel: #ffffff;--ink: #1c2430;--muted: #6b7683;--line: #e3e7ec;--brand: #1f7a5a;--brand-ink: #ffffff;--danger: #b42318;--ok: #1f7a5a}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}.muted{color:var(--muted)}.error{color:var(--danger);background:#fdecea;border:1px solid #f4c7c3;padding:8px 12px;border-radius:8px;margin:10px 0}.ok{color:var(--ok);background:#e9f5ef;border:1px solid #bfe2d3;padding:8px 12px;border-radius:8px;margin:10px 0}.center{min-height:100vh;display:grid;place-items:center}.brand{color:var(--brand);font-weight:800;letter-spacing:-.3px}.app{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--panel);border-right:1px solid var(--line);padding:18px 14px}.sidebar .brand{font-size:20px;margin-bottom:18px}.sidebar nav{display:flex;flex-direction:column;gap:4px}.sidebar nav a{padding:9px 12px;border-radius:8px;color:var(--ink);text-decoration:none;font-size:14px}.sidebar nav a:hover{background:var(--bg)}.sidebar nav a.active{background:var(--brand);color:var(--brand-ink)}.main{display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;border-bottom:1px solid var(--line);background:var(--panel)}.content{padding:22px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;margin:0 0 18px;max-width:920px}.login{width:320px;display:flex;flex-direction:column;gap:10px}.login label,.card label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}input,select,button{font:inherit}input,select{padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff}button{padding:8px 14px;border:none;border-radius:8px;background:var(--brand);color:var(--brand-ink);cursor:pointer}button.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}button:disabled{opacity:.6;cursor:default}.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:10px 0}.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin:12px 0 24px}.tile{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}.tile-num{font-size:26px;font-weight:700}.tile-label{color:var(--muted);font-size:13px;text-transform:capitalize}.grid{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden}.grid th,.grid td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);font-size:14px}.grid th{background:#fafbfc;color:var(--muted);font-weight:600}.grid td button{margin-right:6px}