:root{--bg: #eef3f8;--panel: #ffffff;--ink: #132238;--muted: #66758a;--primary: #0d6a78;--danger: #b91c1c;--ok: #166534;--border: #d9e3ee}body{margin:0;font-family:Segoe UI,sans-serif;background:linear-gradient(180deg,#f4f8fc,#e8f0f8);color:var(--ink)}.wrap{max-width:1200px;margin:0 auto;padding:20px}.topbar{display:flex;justify-content:space-between;align-items:center}nav{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap}nav a{color:var(--primary);text-decoration:none;font-weight:600}.panel,.subpanel{background:var(--panel);border-radius:12px;padding:16px;margin-top:12px;box-shadow:0 8px 24px #11182714;border:1px solid var(--border)}.subpanel{margin-top:0}.grid-two{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px}button{background:var(--primary);color:#fff;border:none;border-radius:8px;padding:8px 12px;cursor:pointer;margin-right:8px}input:not([type=checkbox]),select,textarea{display:block;width:100%;box-sizing:border-box;margin:6px 0 12px;padding:8px 10px;border-radius:8px;border:1px solid var(--border)}label{font-size:14px;color:var(--muted)}label input[type=checkbox]{width:auto;margin-right:8px}table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid #e8edf2;padding:8px;vertical-align:top}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:20px}.auth-card{width:min(420px,100%)}.error{color:var(--danger)}.ok{color:var(--ok)}