*{box-sizing:border-box;margin:0;padding:0}body{color:#333;background:#f0f2f5;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.login-page{background:linear-gradient(135deg,#1a237e 0%,#283593 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:#fff;border-radius:12px;width:380px;padding:40px;box-shadow:0 8px 32px #0003}.login-header{text-align:center;margin-bottom:32px}.login-header h1{color:#1a237e;margin-bottom:4px;font-size:28px}.login-header p{color:#666;font-size:14px}.app-layout{flex-direction:column;min-height:100vh;display:flex}header{color:#fff;z-index:100;background:#1a237e;padding:12px 24px;position:sticky;top:0}.header-content{justify-content:space-between;align-items:center;width:100%;max-width:1200px;margin:0 auto;display:flex}.header-content h2{font-size:18px}.header-actions{gap:8px;display:flex}main{width:100%;max-width:1000px;margin:0 auto;padding:24px}.form-group{margin-bottom:16px}.form-group label{color:#555;margin-bottom:4px;font-size:13px;font-weight:600;display:block}.form-group input,.form-group select{border:1px solid #ddd;border-radius:6px;width:100%;padding:10px 12px;font-size:14px}.form-group input:focus,.form-group select:focus{border-color:#1a237e;outline:none;box-shadow:0 0 0 2px #1a237e1a}.form-row{gap:16px;display:flex}.form-row .form-group{flex:1}.form-section{background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin-bottom:16px;padding:20px}.form-section h4{color:#1a237e;margin-bottom:16px}.form-actions{gap:8px;margin-top:12px;display:flex}button{cursor:pointer;color:#fff;background:#1a237e;border:none;border-radius:6px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .2s}button:hover{background:#283593}button:disabled{opacity:.6;cursor:not-allowed}.btn-outline{color:#fff;background:0 0;border:1px solid #ffffff4d}.btn-outline:hover{background:#ffffff1a}.btn-primary{background:#1a237e;width:100%}.error-msg{color:#c62828;background:#ffebee;border-radius:6px;margin-bottom:12px;padding:10px;font-size:13px}.search-section{margin-bottom:24px}.search-section h3{margin-bottom:12px}.search-bar{gap:8px;display:flex}.search-bar input{border:1px solid #ddd;border-radius:6px;flex:1;padding:12px;font-size:15px}.search-bar.small input{padding:8px 10px;font-size:13px}table{border-collapse:collapse;background:#fff;border-radius:8px;width:100%;overflow:hidden;box-shadow:0 1px 3px #00000014}th{text-align:left;color:#666;background:#f5f5f5;padding:12px 16px;font-size:13px;font-weight:600}td{border-top:1px solid #f0f0f0;padding:12px 16px;font-size:14px}td code{background:#f5f5f5;border-radius:3px;padding:2px 6px;font-family:Courier New,monospace;font-size:13px}.amount-positive{color:#2e7d32;font-weight:600}.amount-negative{color:#c62828;font-weight:600}.empty{color:#999;text-align:center;padding:32px}.customer-info-card{background:#fff;border:1px solid #e0e0e0;border-radius:8px;margin-bottom:16px;padding:20px}.info-row{border-bottom:1px solid #f5f5f5;padding:8px 0;display:flex}.info-row:last-child{border:none}.info-row label{color:#666;width:100px;font-size:13px;font-weight:600}.info-row code{background:#f5f5f5;border-radius:3px;padding:2px 8px}.action-bar{margin-bottom:16px}.result-card{background:#e8f5e9;border:1px solid #c8e6c9;border-radius:8px;margin-top:16px;padding:16px}.result-card h4{color:#2e7d32;margin-bottom:8px}.existing-customer{background:#e3f2fd;border-radius:6px;margin-bottom:12px;padding:10px}.existing-customer button{margin-left:8px;padding:4px 12px;font-size:12px}hr{border:none;border-top:1px solid #e0e0e0;margin:16px 0}.pin-card{background:#fff;border:1px solid #e0e0e0;border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:16px;padding:16px 20px;display:flex}.pin-card-header{flex-direction:column;gap:4px;display:flex}.pin-label{font-size:14px;font-weight:600}.pin-status.set{color:#2e7d32;font-size:12px}.pin-status.unset{color:#c62828;font-size:12px}.btn-pin{background:#1565c0}.btn-pin:hover{background:#1976d2}.modal-overlay{z-index:1000;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:#fff;border-radius:12px;width:340px;padding:24px;box-shadow:0 8px 32px #0003}.modal-content h3{margin-bottom:8px}.pin-desc{color:#666;margin-bottom:16px;font-size:13px}.pin-input{text-align:center;letter-spacing:8px;border:2px solid #ddd;border-radius:8px;outline:none;width:100%;padding:12px;font-size:24px}.pin-input:focus{border-color:#1a237e}.modal-actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}.btn-cancel{color:#333;background:#e0e0e0}.btn-cancel:hover{background:#ccc}.btn-save{background:#1a237e;min-width:100px}