:root{font-family:Segoe UI,sans-serif;color:#1a1a1a;background:linear-gradient(120deg,#f5f1e9,#f2f8f0)}body{margin:0}.app-shell{max-width:1000px;margin:0 auto;padding:16px}header{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}nav{display:flex;gap:10px;flex-wrap:wrap}a{color:#215f2f;text-decoration:none}.card{background:#fff;border:1px solid #d7dece;border-radius:10px;padding:16px;margin-bottom:12px}label{display:block;margin-bottom:8px}input,select,button,textarea{width:100%;box-sizing:border-box;padding:8px;margin-top:4px}button{cursor:pointer;background:#215f2f;color:#fff;border:0;border-radius:6px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}.error{color:#b00020}.ok{color:#1f6d2f}table{border-collapse:collapse;width:100%}th,td{border:1px solid #d7dece;padding:6px;text-align:left;font-size:13px}