body{font-family:Segoe UI,Arial,sans-serif;background:#fff;color:#333;margin:0;padding:20px}
h1{color:#ff5722;text-align:center}
table{width:100%;border-collapse:collapse;margin-top:10px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,0.06)}
th,td{padding:8px;border:1px solid #eee;text-align:center}
th{background:#ff9800;color:#fff}
input,select,button{font-size:14px;padding:6px 10px}
button{background:#ff5722;color:#fff;border:none;border-radius:6px;cursor:pointer}
button:hover{background:#e64a19}
.home-button{display:inline-block;margin-left:10px;text-decoration:none;background:#ff9800;color:#fff;padding:8px 12px;border-radius:6px}

/* Popup */
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.35);z-index:998}
.popup{display:none;position:fixed;z-index:999;top:50%;left:50%;transform:translate(-50%,-50%);width:360px;max-width:92vw;background:#fff;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,0.25);overflow:hidden;color:#333}
.popup-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#ff9800;color:#fff;font-weight:600}
.popup-close{background:transparent;border:none;color:#fff;font-size:20px;cursor:pointer}
.popup-body{padding:14px 16px}
.popup-body label{display:block;margin-bottom:10px;font-weight:600}
.popup-body input[type=text], .popup-body select{width:100%;padding:8px 10px;border:1px solid #e0e0e0;border-radius:8px;margin-top:6px}
.result{margin-top:6px;color:#ff5722;font-weight:700}
.popup-actions{display:flex;justify-content:flex-end;gap:10px;padding:12px 16px 16px}
.btn-primary{background:#ff5722;color:#fff;border:none;padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:600}
.btn-secondary{background:#fff3e0;color:#333;border:1px solid #ffc107;padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:600}
.btn-link{background:transparent;border:none;padding:4px 8px;cursor:pointer;color:#1976d2}
.btn-link.danger{color:#e53935}
.customer-row{margin:6px 0}
.dashed{border-top:1px dashed #000;margin:8px 0}